raylib basic folders structure and some files... ;)

10 files changed, 4683 insertions, 0 deletions

diff --git a/external/glfw3/include/GLFW/glfw3.h b/external/glfw3/include/GLFW/glfw3.h
new file mode 100644
index 00000000..c54abde8
--- /dev/null
+++ b/external/glfw3/include/GLFW/glfw3.h
@@ -0,0 +1,2269 @@
+/*************************************************************************
+ * GLFW - An OpenGL library
+ * API version: 3.0
+ * WWW:         http://www.glfw.org/
+ *------------------------------------------------------------------------
+ * Copyright (c) 2002-2006 Marcus Geelnard
+ * Copyright (c) 2006-2010 Camilla Berglund <elmindreda@elmindreda.org>
+ *
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ *
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ *
+ * 1. The origin of this software must not be misrepresented; you must not
+ *    claim that you wrote the original software. If you use this software
+ *    in a product, an acknowledgment in the product documentation would
+ *    be appreciated but is not required.
+ *
+ * 2. Altered source versions must be plainly marked as such, and must not
+ *    be misrepresented as being the original software.
+ *
+ * 3. This notice may not be removed or altered from any source
+ *    distribution.
+ *
+ *************************************************************************/
+
+#ifndef _glfw3_h_
+#define _glfw3_h_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+/*************************************************************************
+ * Doxygen documentation
+ *************************************************************************/
+
+/*! @defgroup clipboard Clipboard support
+ */
+/*! @defgroup context Context handling
+ */
+/*! @defgroup error Error handling
+ */
+/*! @defgroup gamma Gamma ramp support
+ */
+/*! @defgroup init Initialization and version information
+ */
+/*! @defgroup input Input handling
+ */
+/*! @defgroup monitor Monitor handling
+ */
+/*! @defgroup time Time input
+ */
+/*! @defgroup window Window handling
+ *
+ *  This is the reference documentation for the window handling API, including
+ *  creation, deletion and event polling.  For more information, see the
+ *  [article on window handling](@ref window).
+ */
+
+
+/*************************************************************************
+ * Global definitions
+ *************************************************************************/
+
+/* ------------------- BEGIN SYSTEM/COMPILER SPECIFIC -------------------- */
+
+/* Please report any problems that you find with your compiler, which may
+ * be solved in this section! There are several compilers that I have not
+ * been able to test this file with yet.
+ *
+ * First: If we are we on Windows, we want a single define for it (_WIN32)
+ * (Note: For Cygwin the compiler flag -mwin32 should be used, but to
+ * make sure that things run smoothly for Cygwin users, we add __CYGWIN__
+ * to the list of "valid Win32 identifiers", which removes the need for
+ * -mwin32)
+ */
+#if !defined(_WIN32) && (defined(__WIN32__) || defined(WIN32) || defined(__CYGWIN__))
+ #define _WIN32
+#endif /* _WIN32 */
+
+/* In order for extension support to be portable, we need to define an
+ * OpenGL function call method. We use the keyword APIENTRY, which is
+ * defined for Win32. (Note: Windows also needs this for <GL/gl.h>)
+ */
+#ifndef APIENTRY
+ #ifdef _WIN32
+  #define APIENTRY __stdcall
+ #else
+  #define APIENTRY
+ #endif
+#endif /* APIENTRY */
+
+/* The following three defines are here solely to make some Windows-based
+ * <GL/gl.h> files happy. Theoretically we could include <windows.h>, but
+ * it has the major drawback of severely polluting our namespace.
+ */
+
+/* Under Windows, we need WINGDIAPI defined */
+#if !defined(WINGDIAPI) && defined(_WIN32)
+ #if defined(_MSC_VER) || defined(__BORLANDC__) || defined(__POCC__)
+  /* Microsoft Visual C++, Borland C++ Builder and Pelles C */
+  #define WINGDIAPI __declspec(dllimport)
+ #elif defined(__LCC__)
+  /* LCC-Win32 */
+  #define WINGDIAPI __stdcall
+ #else
+  /* Others (e.g. MinGW, Cygwin) */
+  #define WINGDIAPI extern
+ #endif
+ #define GLFW_WINGDIAPI_DEFINED
+#endif /* WINGDIAPI */
+
+/* Some <GL/glu.h> files also need CALLBACK defined */
+#if !defined(CALLBACK) && defined(_WIN32)
+ #if defined(_MSC_VER)
+  /* Microsoft Visual C++ */
+  #if (defined(_M_MRX000) || defined(_M_IX86) || defined(_M_ALPHA) || defined(_M_PPC)) && !defined(MIDL_PASS)
+   #define CALLBACK __stdcall
+  #else
+   #define CALLBACK
+  #endif
+ #else
+  /* Other Windows compilers */
+  #define CALLBACK __stdcall
+ #endif
+ #define GLFW_CALLBACK_DEFINED
+#endif /* CALLBACK */
+
+/* Most <GL/glu.h> variants on Windows need wchar_t */
+#if defined(_WIN32)
+ #include <stddef.h>
+#endif
+
+
+/* ---------------- GLFW related system specific defines ----------------- */
+
+#if defined(GLFW_DLL) && defined(_GLFW_BUILD_DLL)
+ #error "You must not have both GLFW_DLL and _GLFW_BUILD_DLL defined"
+#endif
+
+#if defined(_WIN32) && defined(_GLFW_BUILD_DLL)
+
+ /* We are building a Win32 DLL */
+ #define GLFWAPI __declspec(dllexport)
+
+#elif defined(_WIN32) && defined(GLFW_DLL)
+
+ /* We are calling a Win32 DLL */
+ #if defined(__LCC__)
+  #define GLFWAPI extern
+ #else
+  #define GLFWAPI __declspec(dllimport)
+ #endif
+
+#elif defined(__GNUC__) && defined(_GLFW_BUILD_DLL)
+
+ #define GLFWAPI __attribute__((visibility("default")))
+
+#else
+
+ /* We are either building/calling a static lib or we are non-win32 */
+ #define GLFWAPI
+
+#endif
+
+/* -------------------- END SYSTEM/COMPILER SPECIFIC --------------------- */
+
+/* Include the chosen client API headers.
+ */
+#if defined(__APPLE_CC__)
+  #if defined(GLFW_INCLUDE_GLCOREARB)
+    #include <OpenGL/gl3.h>
+  #elif !defined(GLFW_INCLUDE_NONE)
+    #define GL_GLEXT_LEGACY
+    #include <OpenGL/gl.h>
+  #endif
+  #if defined(GLFW_INCLUDE_GLU)
+    #include <OpenGL/glu.h>
+  #endif
+#else
+  #if defined(GLFW_INCLUDE_GLCOREARB)
+    #include <GL/glcorearb.h>
+  #elif defined(GLFW_INCLUDE_ES1)
+    #include <GLES/gl.h>
+  #elif defined(GLFW_INCLUDE_ES2)
+    #include <GLES2/gl2.h>
+  #elif defined(GLFW_INCLUDE_ES3)
+    #include <GLES3/gl3.h>
+  #elif !defined(GLFW_INCLUDE_NONE)
+    #include <GL/gl.h>
+  #endif
+  #if defined(GLFW_INCLUDE_GLU)
+    #include <GL/glu.h>
+  #endif
+#endif
+
+
+/*************************************************************************
+ * GLFW API tokens
+ *************************************************************************/
+
+/*! @name GLFW version macros
+ *  @{ */
+/*! @brief The major version number of the GLFW library.
+ *
+ *  This is incremented when the API is changed in non-compatible ways.
+ *  @ingroup init
+ */
+#define GLFW_VERSION_MAJOR          3
+/*! @brief The minor version number of the GLFW library.
+ *
+ *  This is incremented when features are added to the API but it remains
+ *  backward-compatible.
+ *  @ingroup init
+ */
+#define GLFW_VERSION_MINOR          0
+/*! @brief The revision number of the GLFW library.
+ *
+ *  This is incremented when a bug fix release is made that does not contain any
+ *  API changes.
+ *  @ingroup init
+ */
+#define GLFW_VERSION_REVISION       1
+/*! @} */
+
+/*! @name Key and button actions
+ *  @{ */
+/*! @brief The key or button was released.
+ *  @ingroup input
+ */
+#define GLFW_RELEASE                0
+/*! @brief The key or button was pressed.
+ *  @ingroup input
+ */
+#define GLFW_PRESS                  1
+/*! @brief The key was held down until it repeated.
+ *  @ingroup input
+ */
+#define GLFW_REPEAT                 2
+/*! @} */
+
+/*! @defgroup keys Keyboard keys
+ *
+ * These key codes are inspired by the *USB HID Usage Tables v1.12* (p. 53-60),
+ * but re-arranged to map to 7-bit ASCII for printable keys (function keys are
+ * put in the 256+ range).
+ *
+ * The naming of the key codes follow these rules:
+ *  - The US keyboard layout is used
+ *  - Names of printable alpha-numeric characters are used (e.g. "A", "R",
+ *    "3", etc.)
+ *  - For non-alphanumeric characters, Unicode:ish names are used (e.g.
+ *    "COMMA", "LEFT_SQUARE_BRACKET", etc.). Note that some names do not
+ *    correspond to the Unicode standard (usually for brevity)
+ *  - Keys that lack a clear US mapping are named "WORLD_x"
+ *  - For non-printable keys, custom names are used (e.g. "F4",
+ *    "BACKSPACE", etc.)
+ *
+ *  @ingroup input
+ *  @{
+ */
+
+/* The unknown key */
+#define GLFW_KEY_UNKNOWN            -1
+
+/* Printable keys */
+#define GLFW_KEY_SPACE              32
+#define GLFW_KEY_APOSTROPHE         39  /* ' */
+#define GLFW_KEY_COMMA              44  /* , */
+#define GLFW_KEY_MINUS              45  /* - */
+#define GLFW_KEY_PERIOD             46  /* . */
+#define GLFW_KEY_SLASH              47  /* / */
+#define GLFW_KEY_0                  48
+#define GLFW_KEY_1                  49
+#define GLFW_KEY_2                  50
+#define GLFW_KEY_3                  51
+#define GLFW_KEY_4                  52
+#define GLFW_KEY_5                  53
+#define GLFW_KEY_6                  54
+#define GLFW_KEY_7                  55
+#define GLFW_KEY_8                  56
+#define GLFW_KEY_9                  57
+#define GLFW_KEY_SEMICOLON          59  /* ; */
+#define GLFW_KEY_EQUAL              61  /* = */
+#define GLFW_KEY_A                  65
+#define GLFW_KEY_B                  66
+#define GLFW_KEY_C                  67
+#define GLFW_KEY_D                  68
+#define GLFW_KEY_E                  69
+#define GLFW_KEY_F                  70
+#define GLFW_KEY_G                  71
+#define GLFW_KEY_H                  72
+#define GLFW_KEY_I                  73
+#define GLFW_KEY_J                  74
+#define GLFW_KEY_K                  75
+#define GLFW_KEY_L                  76
+#define GLFW_KEY_M                  77
+#define GLFW_KEY_N                  78
+#define GLFW_KEY_O                  79
+#define GLFW_KEY_P                  80
+#define GLFW_KEY_Q                  81
+#define GLFW_KEY_R                  82
+#define GLFW_KEY_S                  83
+#define GLFW_KEY_T                  84
+#define GLFW_KEY_U                  85
+#define GLFW_KEY_V                  86
+#define GLFW_KEY_W                  87
+#define GLFW_KEY_X                  88
+#define GLFW_KEY_Y                  89
+#define GLFW_KEY_Z                  90
+#define GLFW_KEY_LEFT_BRACKET       91  /* [ */
+#define GLFW_KEY_BACKSLASH          92  /* \ */
+#define GLFW_KEY_RIGHT_BRACKET      93  /* ] */
+#define GLFW_KEY_GRAVE_ACCENT       96  /* ` */
+#define GLFW_KEY_WORLD_1            161 /* non-US #1 */
+#define GLFW_KEY_WORLD_2            162 /* non-US #2 */
+
+/* Function keys */
+#define GLFW_KEY_ESCAPE             256
+#define GLFW_KEY_ENTER              257
+#define GLFW_KEY_TAB                258
+#define GLFW_KEY_BACKSPACE          259
+#define GLFW_KEY_INSERT             260
+#define GLFW_KEY_DELETE             261
+#define GLFW_KEY_RIGHT              262
+#define GLFW_KEY_LEFT               263
+#define GLFW_KEY_DOWN               264
+#define GLFW_KEY_UP                 265
+#define GLFW_KEY_PAGE_UP            266
+#define GLFW_KEY_PAGE_DOWN          267
+#define GLFW_KEY_HOME               268
+#define GLFW_KEY_END                269
+#define GLFW_KEY_CAPS_LOCK          280
+#define GLFW_KEY_SCROLL_LOCK        281
+#define GLFW_KEY_NUM_LOCK           282
+#define GLFW_KEY_PRINT_SCREEN       283
+#define GLFW_KEY_PAUSE              284
+#define GLFW_KEY_F1                 290
+#define GLFW_KEY_F2                 291
+#define GLFW_KEY_F3                 292
+#define GLFW_KEY_F4                 293
+#define GLFW_KEY_F5                 294
+#define GLFW_KEY_F6                 295
+#define GLFW_KEY_F7                 296
+#define GLFW_KEY_F8                 297
+#define GLFW_KEY_F9                 298
+#define GLFW_KEY_F10                299
+#define GLFW_KEY_F11                300
+#define GLFW_KEY_F12                301
+#define GLFW_KEY_F13                302
+#define GLFW_KEY_F14                303
+#define GLFW_KEY_F15                304
+#define GLFW_KEY_F16                305
+#define GLFW_KEY_F17                306
+#define GLFW_KEY_F18                307
+#define GLFW_KEY_F19                308
+#define GLFW_KEY_F20                309
+#define GLFW_KEY_F21                310
+#define GLFW_KEY_F22                311
+#define GLFW_KEY_F23                312
+#define GLFW_KEY_F24                313
+#define GLFW_KEY_F25                314
+#define GLFW_KEY_KP_0               320
+#define GLFW_KEY_KP_1               321
+#define GLFW_KEY_KP_2               322
+#define GLFW_KEY_KP_3               323
+#define GLFW_KEY_KP_4               324
+#define GLFW_KEY_KP_5               325
+#define GLFW_KEY_KP_6               326
+#define GLFW_KEY_KP_7               327
+#define GLFW_KEY_KP_8               328
+#define GLFW_KEY_KP_9               329
+#define GLFW_KEY_KP_DECIMAL         330
+#define GLFW_KEY_KP_DIVIDE          331
+#define GLFW_KEY_KP_MULTIPLY        332
+#define GLFW_KEY_KP_SUBTRACT        333
+#define GLFW_KEY_KP_ADD             334
+#define GLFW_KEY_KP_ENTER           335
+#define GLFW_KEY_KP_EQUAL           336
+#define GLFW_KEY_LEFT_SHIFT         340
+#define GLFW_KEY_LEFT_CONTROL       341
+#define GLFW_KEY_LEFT_ALT           342
+#define GLFW_KEY_LEFT_SUPER         343
+#define GLFW_KEY_RIGHT_SHIFT        344
+#define GLFW_KEY_RIGHT_CONTROL      345
+#define GLFW_KEY_RIGHT_ALT          346
+#define GLFW_KEY_RIGHT_SUPER        347
+#define GLFW_KEY_MENU               348
+#define GLFW_KEY_LAST               GLFW_KEY_MENU
+
+/*! @} */
+
+/*! @defgroup mods Modifier key flags
+ *  @ingroup input
+ *  @{ */
+
+/*! @brief If this bit is set one or more Shift keys were held down.
+ */
+#define GLFW_MOD_SHIFT           0x0001
+/*! @brief If this bit is set one or more Control keys were held down.
+ */
+#define GLFW_MOD_CONTROL         0x0002
+/*! @brief If this bit is set one or more Alt keys were held down.
+ */
+#define GLFW_MOD_ALT             0x0004
+/*! @brief If this bit is set one or more Super keys were held down.
+ */
+#define GLFW_MOD_SUPER           0x0008
+
+/*! @} */
+
+/*! @defgroup buttons Mouse buttons
+ *  @ingroup input
+ *  @{ */
+#define GLFW_MOUSE_BUTTON_1         0
+#define GLFW_MOUSE_BUTTON_2         1
+#define GLFW_MOUSE_BUTTON_3         2
+#define GLFW_MOUSE_BUTTON_4         3
+#define GLFW_MOUSE_BUTTON_5         4
+#define GLFW_MOUSE_BUTTON_6         5
+#define GLFW_MOUSE_BUTTON_7         6
+#define GLFW_MOUSE_BUTTON_8         7
+#define GLFW_MOUSE_BUTTON_LAST      GLFW_MOUSE_BUTTON_8
+#define GLFW_MOUSE_BUTTON_LEFT      GLFW_MOUSE_BUTTON_1
+#define GLFW_MOUSE_BUTTON_RIGHT     GLFW_MOUSE_BUTTON_2
+#define GLFW_MOUSE_BUTTON_MIDDLE    GLFW_MOUSE_BUTTON_3
+/*! @} */
+
+/*! @defgroup joysticks Joysticks
+ *  @ingroup input
+ *  @{ */
+#define GLFW_JOYSTICK_1             0
+#define GLFW_JOYSTICK_2             1
+#define GLFW_JOYSTICK_3             2
+#define GLFW_JOYSTICK_4             3
+#define GLFW_JOYSTICK_5             4
+#define GLFW_JOYSTICK_6             5
+#define GLFW_JOYSTICK_7             6
+#define GLFW_JOYSTICK_8             7
+#define GLFW_JOYSTICK_9             8
+#define GLFW_JOYSTICK_10            9
+#define GLFW_JOYSTICK_11            10
+#define GLFW_JOYSTICK_12            11
+#define GLFW_JOYSTICK_13            12
+#define GLFW_JOYSTICK_14            13
+#define GLFW_JOYSTICK_15            14
+#define GLFW_JOYSTICK_16            15
+#define GLFW_JOYSTICK_LAST          GLFW_JOYSTICK_16
+/*! @} */
+
+/*! @defgroup errors Error codes
+ *  @ingroup error
+ *  @{ */
+/*! @brief GLFW has not been initialized.
+ */
+#define GLFW_NOT_INITIALIZED        0x00010001
+/*! @brief No context is current for this thread.
+ */
+#define GLFW_NO_CURRENT_CONTEXT     0x00010002
+/*! @brief One of the enum parameters for the function was given an invalid
+ *  enum.
+ */
+#define GLFW_INVALID_ENUM           0x00010003
+/*! @brief One of the parameters for the function was given an invalid value.
+ */
+#define GLFW_INVALID_VALUE          0x00010004
+/*! @brief A memory allocation failed.
+ */
+#define GLFW_OUT_OF_MEMORY          0x00010005
+/*! @brief GLFW could not find support for the requested client API on the
+ *  system.
+ */
+#define GLFW_API_UNAVAILABLE        0x00010006
+/*! @brief The requested client API version is not available.
+ */
+#define GLFW_VERSION_UNAVAILABLE    0x00010007
+/*! @brief A platform-specific error occurred that does not match any of the
+ *  more specific categories.
+ */
+#define GLFW_PLATFORM_ERROR         0x00010008
+/*! @brief The clipboard did not contain data in the requested format.
+ */
+#define GLFW_FORMAT_UNAVAILABLE     0x00010009
+/*! @} */
+
+#define GLFW_FOCUSED                0x00020001
+#define GLFW_ICONIFIED              0x00020002
+#define GLFW_RESIZABLE              0x00020003
+#define GLFW_VISIBLE                0x00020004
+#define GLFW_DECORATED              0x00020005
+
+#define GLFW_RED_BITS               0x00021001
+#define GLFW_GREEN_BITS             0x00021002
+#define GLFW_BLUE_BITS              0x00021003
+#define GLFW_ALPHA_BITS             0x00021004
+#define GLFW_DEPTH_BITS             0x00021005
+#define GLFW_STENCIL_BITS           0x00021006
+#define GLFW_ACCUM_RED_BITS         0x00021007
+#define GLFW_ACCUM_GREEN_BITS       0x00021008
+#define GLFW_ACCUM_BLUE_BITS        0x00021009
+#define GLFW_ACCUM_ALPHA_BITS       0x0002100A
+#define GLFW_AUX_BUFFERS            0x0002100B
+#define GLFW_STEREO                 0x0002100C
+#define GLFW_SAMPLES                0x0002100D
+#define GLFW_SRGB_CAPABLE           0x0002100E
+#define GLFW_REFRESH_RATE           0x0002100F
+
+#define GLFW_CLIENT_API             0x00022001
+#define GLFW_CONTEXT_VERSION_MAJOR  0x00022002
+#define GLFW_CONTEXT_VERSION_MINOR  0x00022003
+#define GLFW_CONTEXT_REVISION       0x00022004
+#define GLFW_CONTEXT_ROBUSTNESS     0x00022005
+#define GLFW_OPENGL_FORWARD_COMPAT  0x00022006
+#define GLFW_OPENGL_DEBUG_CONTEXT   0x00022007
+#define GLFW_OPENGL_PROFILE         0x00022008
+
+#define GLFW_OPENGL_API             0x00030001
+#define GLFW_OPENGL_ES_API          0x00030002
+
+#define GLFW_NO_ROBUSTNESS                   0
+#define GLFW_NO_RESET_NOTIFICATION  0x00031001
+#define GLFW_LOSE_CONTEXT_ON_RESET  0x00031002
+
+#define GLFW_OPENGL_ANY_PROFILE              0
+#define GLFW_OPENGL_CORE_PROFILE    0x00032001
+#define GLFW_OPENGL_COMPAT_PROFILE  0x00032002
+
+#define GLFW_CURSOR                 0x00033001
+#define GLFW_STICKY_KEYS            0x00033002
+#define GLFW_STICKY_MOUSE_BUTTONS   0x00033003
+
+#define GLFW_CURSOR_NORMAL          0x00034001
+#define GLFW_CURSOR_HIDDEN          0x00034002
+#define GLFW_CURSOR_DISABLED        0x00034003
+
+#define GLFW_CONNECTED              0x00040001
+#define GLFW_DISCONNECTED           0x00040002
+
+
+/*************************************************************************
+ * GLFW API types
+ *************************************************************************/
+
+/*! @brief Client API function pointer type.
+ *
+ *  Generic function pointer used for returning client API function pointers
+ *  without forcing a cast from a regular pointer.
+ *
+ *  @ingroup context
+ */
+typedef void (*GLFWglproc)(void);
+
+/*! @brief Opaque monitor object.
+ *
+ *  Opaque monitor object.
+ *
+ *  @ingroup monitor
+ */
+typedef struct GLFWmonitor GLFWmonitor;
+
+/*! @brief Opaque window object.
+ *
+ *  Opaque window object.
+ *
+ *  @ingroup window
+ */
+typedef struct GLFWwindow GLFWwindow;
+
+/*! @brief The function signature for error callbacks.
+ *
+ *  This is the function signature for error callback functions.
+ *
+ *  @param[in] error An [error code](@ref errors).
+ *  @param[in] description A UTF-8 encoded string describing the error.
+ *
+ *  @sa glfwSetErrorCallback
+ *
+ *  @ingroup error
+ */
+typedef void (* GLFWerrorfun)(int,const char*);
+
+/*! @brief The function signature for window position callbacks.
+ *
+ *  This is the function signature for window position callback functions.
+ *
+ *  @param[in] window The window that the user moved.
+ *  @param[in] xpos The new x-coordinate, in screen coordinates, of the
+ *  upper-left corner of the client area of the window.
+ *  @param[in] ypos The new y-coordinate, in screen coordinates, of the
+ *  upper-left corner of the client area of the window.
+ *
+ *  @sa glfwSetWindowPosCallback
+ *
+ *  @ingroup window
+ */
+typedef void (* GLFWwindowposfun)(GLFWwindow*,int,int);
+
+/*! @brief The function signature for window resize callbacks.
+ *
+ *  This is the function signature for window size callback functions.
+ *
+ *  @param[in] window The window that the user resized.
+ *  @param[in] width The new width, in screen coordinates, of the window.
+ *  @param[in] height The new height, in screen coordinates, of the window.
+ *
+ *  @sa glfwSetWindowSizeCallback
+ *
+ *  @ingroup window
+ */
+typedef void (* GLFWwindowsizefun)(GLFWwindow*,int,int);
+
+/*! @brief The function signature for window close callbacks.
+ *
+ *  This is the function signature for window close callback functions.
+ *
+ *  @param[in] window The window that the user attempted to close.
+ *
+ *  @sa glfwSetWindowCloseCallback
+ *
+ *  @ingroup window
+ */
+typedef void (* GLFWwindowclosefun)(GLFWwindow*);
+
+/*! @brief The function signature for window content refresh callbacks.
+ *
+ *  This is the function signature for window refresh callback functions.
+ *
+ *  @param[in] window The window whose content needs to be refreshed.
+ *
+ *  @sa glfwSetWindowRefreshCallback
+ *
+ *  @ingroup window
+ */
+typedef void (* GLFWwindowrefreshfun)(GLFWwindow*);
+
+/*! @brief The function signature for window focus/defocus callbacks.
+ *
+ *  This is the function signature for window focus callback functions.
+ *
+ *  @param[in] window The window that was focused or defocused.
+ *  @param[in] focused `GL_TRUE` if the window was focused, or `GL_FALSE` if
+ *  it was defocused.
+ *
+ *  @sa glfwSetWindowFocusCallback
+ *
+ *  @ingroup window
+ */
+typedef void (* GLFWwindowfocusfun)(GLFWwindow*,int);
+
+/*! @brief The function signature for window iconify/restore callbacks.
+ *
+ *  This is the function signature for window iconify/restore callback
+ *  functions.
+ *
+ *  @param[in] window The window that was iconified or restored.
+ *  @param[in] iconified `GL_TRUE` if the window was iconified, or `GL_FALSE`
+ *  if it was restored.
+ *
+ *  @sa glfwSetWindowIconifyCallback
+ *
+ *  @ingroup window
+ */
+typedef void (* GLFWwindowiconifyfun)(GLFWwindow*,int);
+
+/*! @brief The function signature for framebuffer resize callbacks.
+ *
+ *  This is the function signature for framebuffer resize callback
+ *  functions.
+ *
+ *  @param[in] window The window whose framebuffer was resized.
+ *  @param[in] width The new width, in pixels, of the framebuffer.
+ *  @param[in] height The new height, in pixels, of the framebuffer.
+ *
+ *  @sa glfwSetFramebufferSizeCallback
+ *
+ *  @ingroup window
+ */
+typedef void (* GLFWframebuffersizefun)(GLFWwindow*,int,int);
+
+/*! @brief The function signature for mouse button callbacks.
+ *
+ *  This is the function signature for mouse button callback functions.
+ *
+ *  @param[in] window The window that received the event.
+ *  @param[in] button The [mouse button](@ref buttons) that was pressed or
+ *  released.
+ *  @param[in] action One of `GLFW_PRESS` or `GLFW_RELEASE`.
+ *  @param[in] mods Bit field describing which [modifier keys](@ref mods) were
+ *  held down.
+ *
+ *  @sa glfwSetMouseButtonCallback
+ *
+ *  @ingroup input
+ */
+typedef void (* GLFWmousebuttonfun)(GLFWwindow*,int,int,int);
+
+/*! @brief The function signature for cursor position callbacks.
+ *
+ *  This is the function signature for cursor position callback functions.
+ *
+ *  @param[in] window The window that received the event.
+ *  @param[in] xpos The new x-coordinate of the cursor.
+ *  @param[in] ypos The new y-coordinate of the cursor.
+ *
+ *  @sa glfwSetCursorPosCallback
+ *
+ *  @ingroup input
+ */
+typedef void (* GLFWcursorposfun)(GLFWwindow*,double,double);
+
+/*! @brief The function signature for cursor enter/leave callbacks.
+ *
+ *  This is the function signature for cursor enter/leave callback functions.
+ *
+ *  @param[in] window The window that received the event.
+ *  @param[in] entered `GL_TRUE` if the cursor entered the window's client
+ *  area, or `GL_FALSE` if it left it.
+ *
+ *  @sa glfwSetCursorEnterCallback
+ *
+ *  @ingroup input
+ */
+typedef void (* GLFWcursorenterfun)(GLFWwindow*,int);
+
+/*! @brief The function signature for scroll callbacks.
+ *
+ *  This is the function signature for scroll callback functions.
+ *
+ *  @param[in] window The window that received the event.
+ *  @param[in] xoffset The scroll offset along the x-axis.
+ *  @param[in] yoffset The scroll offset along the y-axis.
+ *
+ *  @sa glfwSetScrollCallback
+ *
+ *  @ingroup input
+ */
+typedef void (* GLFWscrollfun)(GLFWwindow*,double,double);
+
+/*! @brief The function signature for keyboard key callbacks.
+ *
+ *  This is the function signature for keyboard key callback functions.
+ *
+ *  @param[in] window The window that received the event.
+ *  @param[in] key The [keyboard key](@ref keys) that was pressed or released.
+ *  @param[in] scancode The system-specific scancode of the key.
+ *  @param[in] action @ref GLFW_PRESS, @ref GLFW_RELEASE or @ref GLFW_REPEAT.
+ *  @param[in] mods Bit field describing which [modifier keys](@ref mods) were
+ *  held down.
+ *
+ *  @sa glfwSetKeyCallback
+ *
+ *  @ingroup input
+ */
+typedef void (* GLFWkeyfun)(GLFWwindow*,int,int,int,int);
+
+/*! @brief The function signature for Unicode character callbacks.
+ *
+ *  This is the function signature for Unicode character callback functions.
+ *
+ *  @param[in] window The window that received the event.
+ *  @param[in] character The Unicode code point of the character.
+ *
+ *  @sa glfwSetCharCallback
+ *
+ *  @ingroup input
+ */
+typedef void (* GLFWcharfun)(GLFWwindow*,unsigned int);
+
+/*! @brief The function signature for monitor configuration callbacks.
+ *
+ *  This is the function signature for monitor configuration callback functions.
+ *
+ *  @param[in] monitor The monitor that was connected or disconnected.
+ *  @param[in] event One of `GLFW_CONNECTED` or `GLFW_DISCONNECTED`.
+ *
+ *  @sa glfwSetMonitorCallback
+ *
+ *  @ingroup monitor
+ */
+typedef void (* GLFWmonitorfun)(GLFWmonitor*,int);
+
+/*! @brief Video mode type.
+ *
+ *  This describes a single video mode.
+ *
+ *  @ingroup monitor
+ */
+typedef struct
+{
+    /*! The width, in screen coordinates, of the video mode.
+     */
+    int width;
+    /*! The height, in screen coordinates, of the video mode.
+     */
+    int height;
+    /*! The bit depth of the red channel of the video mode.
+     */
+    int redBits;
+    /*! The bit depth of the green channel of the video mode.
+     */
+    int greenBits;
+    /*! The bit depth of the blue channel of the video mode.
+     */
+    int blueBits;
+    /*! The refresh rate, in Hz, of the video mode.
+     */
+    int refreshRate;
+} GLFWvidmode;
+
+/*! @brief Gamma ramp.
+ *
+ *  This describes the gamma ramp for a monitor.
+ *
+ *  @sa glfwGetGammaRamp glfwSetGammaRamp
+ *
+ *  @ingroup gamma
+ */
+typedef struct
+{
+    /*! An array of value describing the response of the red channel.
+     */
+    unsigned short* red;
+    /*! An array of value describing the response of the green channel.
+     */
+    unsigned short* green;
+    /*! An array of value describing the response of the blue channel.
+     */
+    unsigned short* blue;
+    /*! The number of elements in each array.
+     */
+    unsigned int size;
+} GLFWgammaramp;
+
+
+/*************************************************************************
+ * GLFW API functions
+ *************************************************************************/
+
+/*! @brief Initializes the GLFW library.
+ *
+ *  This function initializes the GLFW library.  Before most GLFW functions can
+ *  be used, GLFW must be initialized, and before a program terminates GLFW
+ *  should be terminated in order to free any resources allocated during or
+ *  after initialization.
+ *
+ *  If this function fails, it calls @ref glfwTerminate before returning.  If it
+ *  succeeds, you should call @ref glfwTerminate before the program exits.
+ *
+ *  Additional calls to this function after successful initialization but before
+ *  termination will succeed but will do nothing.
+ *
+ *  @return `GL_TRUE` if successful, or `GL_FALSE` if an error occurred.
+ *
+ *  @par New in GLFW 3
+ *  This function no longer registers @ref glfwTerminate with `atexit`.
+ *
+ *  @note This function may only be called from the main thread.
+ *
+ *  @note This function may take several seconds to complete on some systems,
+ *  while on other systems it may take only a fraction of a second to complete.
+ *
+ *  @note **Mac OS X:** This function will change the current directory of the
+ *  application to the `Contents/Resources` subdirectory of the application's
+ *  bundle, if present.
+ *
+ *  @sa glfwTerminate
+ *
+ *  @ingroup init
+ */
+GLFWAPI int glfwInit(void);
+
+/*! @brief Terminates the GLFW library.
+ *
+ *  This function destroys all remaining windows, frees any allocated resources
+ *  and sets the library to an uninitialized state.  Once this is called, you
+ *  must again call @ref glfwInit successfully before you will be able to use
+ *  most GLFW functions.
+ *
+ *  If GLFW has been successfully initialized, this function should be called
+ *  before the program exits.  If initialization fails, there is no need to call
+ *  this function, as it is called by @ref glfwInit before it returns failure.
+ *
+ *  @remarks This function may be called before @ref glfwInit.
+ *
+ *  @note This function may only be called from the main thread.
+ *
+ *  @warning No window's context may be current on another thread when this
+ *  function is called.
+ *
+ *  @sa glfwInit
+ *
+ *  @ingroup init
+ */
+GLFWAPI void glfwTerminate(void);
+
+/*! @brief Retrieves the version of the GLFW library.
+ *
+ *  This function retrieves the major, minor and revision numbers of the GLFW
+ *  library.  It is intended for when you are using GLFW as a shared library and
+ *  want to ensure that you are using the minimum required version.
+ *
+ *  @param[out] major Where to store the major version number, or `NULL`.
+ *  @param[out] minor Where to store the minor version number, or `NULL`.
+ *  @param[out] rev Where to store the revision number, or `NULL`.
+ *
+ *  @remarks This function may be called before @ref glfwInit.
+ *
+ *  @remarks This function may be called from any thread.
+ *
+ *  @sa glfwGetVersionString
+ *
+ *  @ingroup init
+ */
+GLFWAPI void glfwGetVersion(int* major, int* minor, int* rev);
+
+/*! @brief Returns a string describing the compile-time configuration.
+ *
+ *  This function returns a static string generated at compile-time according to
+ *  which configuration macros were defined.  This is intended for use when
+ *  submitting bug reports, to allow developers to see which code paths are
+ *  enabled in a binary.
+ *
+ *  The format of the string is as follows:
+ *  - The version of GLFW
+ *  - The name of the window system API
+ *  - The name of the context creation API
+ *  - Any additional options or APIs
+ *
+ *  For example, when compiling GLFW 3.0 with MinGW using the Win32 and WGL
+ *  back ends, the version string may look something like this:
+ *
+ *      3.0.0 Win32 WGL MinGW
+ *
+ *  @return The GLFW version string.
+ *
+ *  @remarks This function may be called before @ref glfwInit.
+ *
+ *  @remarks This function may be called from any thread.
+ *
+ *  @sa glfwGetVersion
+ *
+ *  @ingroup init
+ */
+GLFWAPI const char* glfwGetVersionString(void);
+
+/*! @brief Sets the error callback.
+ *
+ *  This function sets the error callback, which is called with an error code
+ *  and a human-readable description each time a GLFW error occurs.
+ *
+ *  @param[in] cbfun The new callback, or `NULL` to remove the currently set
+ *  callback.
+ *  @return The previously set callback, or `NULL` if no callback was set or an
+ *  error occurred.
+ *
+ *  @remarks This function may be called before @ref glfwInit.
+ *
+ *  @note The error callback is called by the thread where the error was
+ *  generated.  If you are using GLFW from multiple threads, your error callback
+ *  needs to be written accordingly.
+ *
+ *  @note Because the description string provided to the callback may have been
+ *  generated specifically for that error, it is not guaranteed to be valid
+ *  after the callback has returned.  If you wish to use it after that, you need
+ *  to make your own copy of it before returning.
+ *
+ *  @ingroup error
+ */
+GLFWAPI GLFWerrorfun glfwSetErrorCallback(GLFWerrorfun cbfun);
+
+/*! @brief Returns the currently connected monitors.
+ *
+ *  This function returns an array of handles for all currently connected
+ *  monitors.
+ *
+ *  @param[out] count Where to store the size of the returned array.  This is
+ *  set to zero if an error occurred.
+ *  @return An array of monitor handles, or `NULL` if an error occurred.
+ *
+ *  @note The returned array is allocated and freed by GLFW.  You should not
+ *  free it yourself.
+ *
+ *  @note The returned array is valid only until the monitor configuration
+ *  changes.  See @ref glfwSetMonitorCallback to receive notifications of
+ *  configuration changes.
+ *
+ *  @sa glfwGetPrimaryMonitor
+ *
+ *  @ingroup monitor
+ */
+GLFWAPI GLFWmonitor** glfwGetMonitors(int* count);
+
+/*! @brief Returns the primary monitor.
+ *
+ *  This function returns the primary monitor.  This is usually the monitor
+ *  where elements like the Windows task bar or the OS X menu bar is located.
+ *
+ *  @return The primary monitor, or `NULL` if an error occurred.
+ *
+ *  @sa glfwGetMonitors
+ *
+ *  @ingroup monitor
+ */
+GLFWAPI GLFWmonitor* glfwGetPrimaryMonitor(void);
+
+/*! @brief Returns the position of the monitor's viewport on the virtual screen.
+ *
+ *  This function returns the position, in screen coordinates, of the upper-left
+ *  corner of the specified monitor.
+ *
+ *  @param[in] monitor The monitor to query.
+ *  @param[out] xpos Where to store the monitor x-coordinate, or `NULL`.
+ *  @param[out] ypos Where to store the monitor y-coordinate, or `NULL`.
+ *
+ *  @ingroup monitor
+ */
+GLFWAPI void glfwGetMonitorPos(GLFWmonitor* monitor, int* xpos, int* ypos);
+
+/*! @brief Returns the physical size of the monitor.
+ *
+ *  This function returns the size, in millimetres, of the display area of the
+ *  specified monitor.
+ *
+ *  @param[in] monitor The monitor to query.
+ *  @param[out] width Where to store the width, in mm, of the monitor's display
+ *  area, or `NULL`.
+ *  @param[out] height Where to store the height, in mm, of the monitor's
+ *  display area, or `NULL`.
+ *
+ *  @note Some operating systems do not provide accurate information, either
+ *  because the monitor's EDID data is incorrect, or because the driver does not
+ *  report it accurately.
+ *
+ *  @ingroup monitor
+ */
+GLFWAPI void glfwGetMonitorPhysicalSize(GLFWmonitor* monitor, int* width, int* height);
+
+/*! @brief Returns the name of the specified monitor.
+ *
+ *  This function returns a human-readable name, encoded as UTF-8, of the
+ *  specified monitor.
+ *
+ *  @param[in] monitor The monitor to query.
+ *  @return The UTF-8 encoded name of the monitor, or `NULL` if an error
+ *  occurred.
+ *
+ *  @note The returned string is allocated and freed by GLFW.  You should not
+ *  free it yourself.
+ *
+ *  @ingroup monitor
+ */
+GLFWAPI const char* glfwGetMonitorName(GLFWmonitor* monitor);
+
+/*! @brief Sets the monitor configuration callback.
+ *
+ *  This function sets the monitor configuration callback, or removes the
+ *  currently set callback.  This is called when a monitor is connected to or
+ *  disconnected from the system.
+ *
+ *  @param[in] cbfun The new callback, or `NULL` to remove the currently set
+ *  callback.
+ *  @return The previously set callback, or `NULL` if no callback was set or an
+ *  error occurred.
+ *
+ *  @bug **X11:** This callback is not yet called on monitor configuration
+ *  changes.
+ *
+ *  @ingroup monitor
+ */
+GLFWAPI GLFWmonitorfun glfwSetMonitorCallback(GLFWmonitorfun cbfun);
+
+/*! @brief Returns the available video modes for the specified monitor.
+ *
+ *  This function returns an array of all video modes supported by the specified
+ *  monitor.  The returned array is sorted in ascending order, first by color
+ *  bit depth (the sum of all channel depths) and then by resolution area (the
+ *  product of width and height).
+ *
+ *  @param[in] monitor The monitor to query.
+ *  @param[out] count Where to store the number of video modes in the returned
+ *  array.  This is set to zero if an error occurred.
+ *  @return An array of video modes, or `NULL` if an error occurred.
+ *
+ *  @note The returned array is allocated and freed by GLFW.  You should not
+ *  free it yourself.
+ *
+ *  @note The returned array is valid only until this function is called again
+ *  for the specified monitor.
+ *
+ *  @sa glfwGetVideoMode
+ *
+ *  @ingroup monitor
+ */
+GLFWAPI const GLFWvidmode* glfwGetVideoModes(GLFWmonitor* monitor, int* count);
+
+/*! @brief Returns the current mode of the specified monitor.
+ *
+ *  This function returns the current video mode of the specified monitor.  If
+ *  you are using a full screen window, the return value will therefore depend
+ *  on whether it is focused.
+ *
+ *  @param[in] monitor The monitor to query.
+ *  @return The current mode of the monitor, or `NULL` if an error occurred.
+ *
+ *  @note The returned struct is allocated and freed by GLFW.  You should not
+ *  free it yourself.
+ *
+ *  @sa glfwGetVideoModes
+ *
+ *  @ingroup monitor
+ */
+GLFWAPI const GLFWvidmode* glfwGetVideoMode(GLFWmonitor* monitor);
+
+/*! @brief Generates a gamma ramp and sets it for the specified monitor.
+ *
+ *  This function generates a 256-element gamma ramp from the specified exponent
+ *  and then calls @ref glfwSetGammaRamp with it.
+ *
+ *  @param[in] monitor The monitor whose gamma ramp to set.
+ *  @param[in] gamma The desired exponent.
+ *
+ *  @ingroup gamma
+ */
+GLFWAPI void glfwSetGamma(GLFWmonitor* monitor, float gamma);
+
+/*! @brief Retrieves the current gamma ramp for the specified monitor.
+ *
+ *  This function retrieves the current gamma ramp of the specified monitor.
+ *
+ *  @param[in] monitor The monitor to query.
+ *  @return The current gamma ramp, or `NULL` if an error occurred.
+ *
+ *  @note The value arrays of the returned ramp are allocated and freed by GLFW.
+ *  You should not free them yourself.
+ *
+ *  @ingroup gamma
+ */
+GLFWAPI const GLFWgammaramp* glfwGetGammaRamp(GLFWmonitor* monitor);
+
+/*! @brief Sets the current gamma ramp for the specified monitor.
+ *
+ *  This function sets the current gamma ramp for the specified monitor.
+ *
+ *  @param[in] monitor The monitor whose gamma ramp to set.
+ *  @param[in] ramp The gamma ramp to use.
+ *
+ *  @note Gamma ramp sizes other than 256 are not supported by all hardware.
+ *
+ *  @ingroup gamma
+ */
+GLFWAPI void glfwSetGammaRamp(GLFWmonitor* monitor, const GLFWgammaramp* ramp);
+
+/*! @brief Resets all window hints to their default values.
+ *
+ *  This function resets all window hints to their
+ *  [default values](@ref window_hints_values).
+ *
+ *  @note This function may only be called from the main thread.
+ *
+ *  @sa glfwWindowHint
+ *
+ *  @ingroup window
+ */
+GLFWAPI void glfwDefaultWindowHints(void);
+
+/*! @brief Sets the specified window hint to the desired value.
+ *
+ *  This function sets hints for the next call to @ref glfwCreateWindow.  The
+ *  hints, once set, retain their values until changed by a call to @ref
+ *  glfwWindowHint or @ref glfwDefaultWindowHints, or until the library is
+ *  terminated with @ref glfwTerminate.
+ *
+ *  @param[in] target The [window hint](@ref window_hints) to set.
+ *  @param[in] hint The new value of the window hint.
+ *
+ *  @par New in GLFW 3
+ *  Hints are no longer reset to their default values on window creation.  To
+ *  set default hint values, use @ref glfwDefaultWindowHints.
+ *
+ *  @note This function may only be called from the main thread.
+ *
+ *  @sa glfwDefaultWindowHints
+ *
+ *  @ingroup window
+ */
+GLFWAPI void glfwWindowHint(int target, int hint);
+
+/*! @brief Creates a window and its associated context.
+ *
+ *  This function creates a window and its associated context.  Most of the
+ *  options controlling how the window and its context should be created are
+ *  specified through @ref glfwWindowHint.
+ *
+ *  Successful creation does not change which context is current.  Before you
+ *  can use the newly created context, you need to make it current using @ref
+ *  glfwMakeContextCurrent.
+ *
+ *  Note that the created window and context may differ from what you requested,
+ *  as not all parameters and hints are
+ *  [hard constraints](@ref window_hints_hard).  This includes the size of the
+ *  window, especially for full screen windows.  To retrieve the actual
+ *  attributes of the created window and context, use queries like @ref
+ *  glfwGetWindowAttrib and @ref glfwGetWindowSize.
+ *
+ *  To create the window at a specific position, make it initially invisible
+ *  using the `GLFW_VISIBLE` window hint, set its position and then show it.
+ *
+ *  If a fullscreen window is active, the screensaver is prohibited from
+ *  starting.
+ *
+ *  @param[in] width The desired width, in screen coordinates, of the window.
+ *  This must be greater than zero.
+ *  @param[in] height The desired height, in screen coordinates, of the window.
+ *  This must be greater than zero.
+ *  @param[in] title The initial, UTF-8 encoded window title.
+ *  @param[in] monitor The monitor to use for full screen mode, or `NULL` to use
+ *  windowed mode.
+ *  @param[in] share The window whose context to share resources with, or `NULL`
+ *  to not share resources.
+ *  @return The handle of the created window, or `NULL` if an error occurred.
+ *
+ *  @remarks **Windows:** If the executable has an icon resource named
+ *  `GLFW_ICON,` it will be set as the icon for the window.  If no such icon is
+ *  present, the `IDI_WINLOGO` icon will be used instead.
+ *
+ *  @remarks **Mac OS X:** The GLFW window has no icon, as it is not a document
+ *  window, but the dock icon will be the same as the application bundle's icon.
+ *  Also, the first time a window is opened the menu bar is populated with
+ *  common commands like Hide, Quit and About.  The (minimal) about dialog uses
+ *  information from the application's bundle.  For more information on bundles,
+ *  see the Bundle Programming Guide provided by Apple.
+ *
+ *  @note This function may only be called from the main thread.
+ *
+ *  @sa glfwDestroyWindow
+ *
+ *  @ingroup window
+ */
+GLFWAPI GLFWwindow* glfwCreateWindow(int width, int height, const char* title, GLFWmonitor* monitor, GLFWwindow* share);
+
+/*! @brief Destroys the specified window and its context.
+ *
+ *  This function destroys the specified window and its context.  On calling
+ *  this function, no further callbacks will be called for that window.
+ *
+ *  @param[in] window The window to destroy.
+ *
+ *  @note This function may only be called from the main thread.
+ *
+ *  @note This function may not be called from a callback.
+ *
+ *  @note If the window's context is current on the main thread, it is
+ *  detached before being destroyed.
+ *
+ *  @warning The window's context must not be current on any other thread.
+ *
+ *  @sa glfwCreateWindow
+ *
+ *  @ingroup window
+ */
+GLFWAPI void glfwDestroyWindow(GLFWwindow* window);
+
+/*! @brief Checks the close flag of the specified window.
+ *
+ *  This function returns the value of the close flag of the specified window.
+ *
+ *  @param[in] window The window to query.
+ *  @return The value of the close flag.
+ *
+ *  @ingroup window
+ */
+GLFWAPI int glfwWindowShouldClose(GLFWwindow* window);
+
+/*! @brief Sets the close flag of the specified window.
+ *
+ *  This function sets the value of the close flag of the specified window.
+ *  This can be used to override the user's attempt to close the window, or
+ *  to signal that it should be closed.
+ *
+ *  @param[in] window The window whose flag to change.
+ *  @param[in] value The new value.
+ *
+ *  @ingroup window
+ */
+GLFWAPI void glfwSetWindowShouldClose(GLFWwindow* window, int value);
+
+/*! @brief Sets the title of the specified window.
+ *
+ *  This function sets the window title, encoded as UTF-8, of the specified
+ *  window.
+ *
+ *  @param[in] window The window whose title to change.
+ *  @param[in] title The UTF-8 encoded window title.
+ *
+ *  @note This function may only be called from the main thread.
+ *
+ *  @ingroup window
+ */
+GLFWAPI void glfwSetWindowTitle(GLFWwindow* window, const char* title);
+
+/*! @brief Retrieves the position of the client area of the specified window.
+ *
+ *  This function retrieves the position, in screen coordinates, of the
+ *  upper-left corner of the client area of the specified window.
+ *
+ *  @param[in] window The window to query.
+ *  @param[out] xpos Where to store the x-coordinate of the upper-left corner of
+ *  the client area, or `NULL`.
+ *  @param[out] ypos Where to store the y-coordinate of the upper-left corner of
+ *  the client area, or `NULL`.
+ *
+ *  @sa glfwSetWindowPos
+ *
+ *  @ingroup window
+ */
+GLFWAPI void glfwGetWindowPos(GLFWwindow* window, int* xpos, int* ypos);
+
+/*! @brief Sets the position of the client area of the specified window.
+ *
+ *  This function sets the position, in screen coordinates, of the upper-left
+ *  corner of the client area of the window.
+ *
+ *  If the specified window is a full screen window, this function does nothing.
+ *
+ *  If you wish to set an initial window position you should create a hidden
+ *  window (using @ref glfwWindowHint and `GLFW_VISIBLE`), set its position and
+ *  then show it.
+ *
+ *  @param[in] window The window to query.
+ *  @param[in] xpos The x-coordinate of the upper-left corner of the client area.
+ *  @param[in] ypos The y-coordinate of the upper-left corner of the client area.
+ *
+ *  @note It is very rarely a good idea to move an already visible window, as it
+ *  will confuse and annoy the user.
+ *
+ *  @note This function may only be called from the main thread.
+ *
+ *  @note The window manager may put limits on what positions are allowed.
+ *
+ *  @bug **X11:** Some window managers ignore the set position of hidden (i.e.
+ *  unmapped) windows, instead placing them where it thinks is appropriate once
+ *  they are shown.
+ *
+ *  @sa glfwGetWindowPos
+ *
+ *  @ingroup window
+ */
+GLFWAPI void glfwSetWindowPos(GLFWwindow* window, int xpos, int ypos);
+
+/*! @brief Retrieves the size of the client area of the specified window.
+ *
+ *  This function retrieves the size, in screen coordinates, of the client area
+ *  of the specified window.
+ *
+ *  @param[in] window The window whose size to retrieve.
+ *  @param[out] width Where to store the width, in screen coordinates, of the
+ *  client area, or `NULL`.
+ *  @param[out] height Where to store the height, in screen coordinates, of the
+ *  client area, or `NULL`.
+ *
+ *  @sa glfwSetWindowSize
+ *
+ *  @ingroup window
+ */
+GLFWAPI void glfwGetWindowSize(GLFWwindow* window, int* width, int* height);
+
+/*! @brief Sets the size of the client area of the specified window.
+ *
+ *  This function sets the size, in screen coordinates, of the client area of
+ *  the specified window.
+ *
+ *  For full screen windows, this function selects and switches to the resolution
+ *  closest to the specified size, without affecting the window's context.  As
+ *  the context is unaffected, the bit depths of the framebuffer remain
+ *  unchanged.
+ *
+ *  @param[in] window The window to resize.
+ *  @param[in] width The desired width of the specified window.
+ *  @param[in] height The desired height of the specified window.
+ *
+ *  @note This function may only be called from the main thread.
+ *
+ *  @note The window manager may put limits on what window sizes are allowed.
+ *
+ *  @sa glfwGetWindowSize
+ *
+ *  @ingroup window
+ */
+GLFWAPI void glfwSetWindowSize(GLFWwindow* window, int width, int height);
+
+/*! @brief Retrieves the size of the framebuffer of the specified window.
+ *
+ *  This function retrieves the size, in pixels, of the framebuffer of the
+ *  specified window.
+ *
+ *  @param[in] window The window whose framebuffer to query.
+ *  @param[out] width Where to store the width, in pixels, of the framebuffer,
+ *  or `NULL`.
+ *  @param[out] height Where to store the height, in pixels, of the framebuffer,
+ *  or `NULL`.
+ *
+ *  @sa glfwSetFramebufferSizeCallback
+ *
+ *  @ingroup window
+ */
+GLFWAPI void glfwGetFramebufferSize(GLFWwindow* window, int* width, int* height);
+
+/*! @brief Iconifies the specified window.
+ *
+ *  This function iconifies/minimizes the specified window, if it was previously
+ *  restored.  If it is a full screen window, the original monitor resolution is
+ *  restored until the window is restored.  If the window is already iconified,
+ *  this function does nothing.
+ *
+ *  @param[in] window The window to iconify.
+ *
+ *  @note This function may only be called from the main thread.
+ *
+ *  @sa glfwRestoreWindow
+ *
+ *  @ingroup window
+ */
+GLFWAPI void glfwIconifyWindow(GLFWwindow* window);
+
+/*! @brief Restores the specified window.
+ *
+ *  This function restores the specified window, if it was previously
+ *  iconified/minimized.  If it is a full screen window, the resolution chosen
+ *  for the window is restored on the selected monitor.  If the window is
+ *  already restored, this function does nothing.
+ *
+ *  @param[in] window The window to restore.
+ *
+ *  @note This function may only be called from the main thread.
+ *
+ *  @sa glfwIconifyWindow
+ *
+ *  @ingroup window
+ */
+GLFWAPI void glfwRestoreWindow(GLFWwindow* window);
+
+/*! @brief Makes the specified window visible.
+ *
+ *  This function makes the specified window visible, if it was previously
+ *  hidden.  If the window is already visible or is in full screen mode, this
+ *  function does nothing.
+ *
+ *  @param[in] window The window to make visible.
+ *
+ *  @note This function may only be called from the main thread.
+ *
+ *  @sa glfwHideWindow
+ *
+ *  @ingroup window
+ */
+GLFWAPI void glfwShowWindow(GLFWwindow* window);
+
+/*! @brief Hides the specified window.
+ *
+ *  This function hides the specified window, if it was previously visible.  If
+ *  the window is already hidden or is in full screen mode, this function does
+ *  nothing.
+ *
+ *  @param[in] window The window to hide.
+ *
+ *  @note This function may only be called from the main thread.
+ *
+ *  @sa glfwShowWindow
+ *
+ *  @ingroup window
+ */
+GLFWAPI void glfwHideWindow(GLFWwindow* window);
+
+/*! @brief Returns the monitor that the window uses for full screen mode.
+ *
+ *  This function returns the handle of the monitor that the specified window is
+ *  in full screen on.
+ *
+ *  @param[in] window The window to query.
+ *  @return The monitor, or `NULL` if the window is in windowed mode.
+ *
+ *  @ingroup window
+ */
+GLFWAPI GLFWmonitor* glfwGetWindowMonitor(GLFWwindow* window);
+
+/*! @brief Returns an attribute of the specified window.
+ *
+ *  This function returns an attribute of the specified window.  There are many
+ *  attributes, some related to the window and others to its context.
+ *
+ *  @param[in] window The window to query.
+ *  @param[in] attrib The [window attribute](@ref window_attribs) whose value to
+ *  return.
+ *  @return The value of the attribute, or zero if an error occurred.
+ *
+ *  @ingroup window
+ */
+GLFWAPI int glfwGetWindowAttrib(GLFWwindow* window, int attrib);
+
+/*! @brief Sets the user pointer of the specified window.
+ *
+ *  This function sets the user-defined pointer of the specified window.  The
+ *  current value is retained until the window is destroyed.  The initial value
+ *  is `NULL`.
+ *
+ *  @param[in] window The window whose pointer to set.
+ *  @param[in] pointer The new value.
+ *
+ *  @sa glfwGetWindowUserPointer
+ *
+ *  @ingroup window
+ */
+GLFWAPI void glfwSetWindowUserPointer(GLFWwindow* window, void* pointer);
+
+/*! @brief Returns the user pointer of the specified window.
+ *
+ *  This function returns the current value of the user-defined pointer of the
+ *  specified window.  The initial value is `NULL`.
+ *
+ *  @param[in] window The window whose pointer to return.
+ *
+ *  @sa glfwSetWindowUserPointer
+ *
+ *  @ingroup window
+ */
+GLFWAPI void* glfwGetWindowUserPointer(GLFWwindow* window);
+
+/*! @brief Sets the position callback for the specified window.
+ *
+ *  This function sets the position callback of the specified window, which is
+ *  called when the window is moved.  The callback is provided with the screen
+ *  position of the upper-left corner of the client area of the window.
+ *
+ *  @param[in] window The window whose callback to set.
+ *  @param[in] cbfun The new callback, or `NULL` to remove the currently set
+ *  callback.
+ *  @return The previously set callback, or `NULL` if no callback was set or an
+ *  error occurred.
+ *
+ *  @ingroup window
+ */
+GLFWAPI GLFWwindowposfun glfwSetWindowPosCallback(GLFWwindow* window, GLFWwindowposfun cbfun);
+
+/*! @brief Sets the size callback for the specified window.
+ *
+ *  This function sets the size callback of the specified window, which is
+ *  called when the window is resized.  The callback is provided with the size,
+ *  in screen coordinates, of the client area of the window.
+ *
+ *  @param[in] window The window whose callback to set.
+ *  @param[in] cbfun The new callback, or `NULL` to remove the currently set
+ *  callback.
+ *  @return The previously set callback, or `NULL` if no callback was set or an
+ *  error occurred.
+ *
+ *  @ingroup window
+ */
+GLFWAPI GLFWwindowsizefun glfwSetWindowSizeCallback(GLFWwindow* window, GLFWwindowsizefun cbfun);
+
+/*! @brief Sets the close callback for the specified window.
+ *
+ *  This function sets the close callback of the specified window, which is
+ *  called when the user attempts to close the window, for example by clicking
+ *  the close widget in the title bar.
+ *
+ *  The close flag is set before this callback is called, but you can modify it
+ *  at any time with @ref glfwSetWindowShouldClose.
+ *
+ *  The close callback is not triggered by @ref glfwDestroyWindow.
+ *
+ *  @param[in] window The window whose callback to set.
+ *  @param[in] cbfun The new callback, or `NULL` to remove the currently set
+ *  callback.
+ *  @return The previously set callback, or `NULL` if no callback was set or an
+ *  error occurred.
+ *
+ *  @remarks **Mac OS X:** Selecting Quit from the application menu will
+ *  trigger the close callback for all windows.
+ *
+ *  @ingroup window
+ */
+GLFWAPI GLFWwindowclosefun glfwSetWindowCloseCallback(GLFWwindow* window, GLFWwindowclosefun cbfun);
+
+/*! @brief Sets the refresh callback for the specified window.
+ *
+ *  This function sets the refresh callback of the specified window, which is
+ *  called when the client area of the window needs to be redrawn, for example
+ *  if the window has been exposed after having been covered by another window.
+ *
+ *  On compositing window systems such as Aero, Compiz or Aqua, where the window
+ *  contents are saved off-screen, this callback may be called only very
+ *  infrequently or never at all.
+ *
+ *  @param[in] window The window whose callback to set.
+ *  @param[in] cbfun The new callback, or `NULL` to remove the currently set
+ *  callback.
+ *  @return The previously set callback, or `NULL` if no callback was set or an
+ *  error occurred.
+ *
+ *  @note On compositing window systems such as Aero, Compiz or Aqua, where the
+ *  window contents are saved off-screen, this callback may be called only very
+ *  infrequently or never at all.
+ *
+ *  @ingroup window
+ */
+GLFWAPI GLFWwindowrefreshfun glfwSetWindowRefreshCallback(GLFWwindow* window, GLFWwindowrefreshfun cbfun);
+
+/*! @brief Sets the focus callback for the specified window.
+ *
+ *  This function sets the focus callback of the specified window, which is
+ *  called when the window gains or loses focus.
+ *
+ *  After the focus callback is called for a window that lost focus, synthetic
+ *  key and mouse button release events will be generated for all such that had
+ *  been pressed.  For more information, see @ref glfwSetKeyCallback and @ref
+ *  glfwSetMouseButtonCallback.
+ *
+ *  @param[in] window The window whose callback to set.
+ *  @param[in] cbfun The new callback, or `NULL` to remove the currently set
+ *  callback.
+ *  @return The previously set callback, or `NULL` if no callback was set or an
+ *  error occurred.
+ *
+ *  @ingroup window
+ */
+GLFWAPI GLFWwindowfocusfun glfwSetWindowFocusCallback(GLFWwindow* window, GLFWwindowfocusfun cbfun);
+
+/*! @brief Sets the iconify callback for the specified window.
+ *
+ *  This function sets the iconification callback of the specified window, which
+ *  is called when the window is iconified or restored.
+ *
+ *  @param[in] window The window whose callback to set.
+ *  @param[in] cbfun The new callback, or `NULL` to remove the currently set
+ *  callback.
+ *  @return The previously set callback, or `NULL` if no callback was set or an
+ *  error occurred.
+ *
+ *  @ingroup window
+ */
+GLFWAPI GLFWwindowiconifyfun glfwSetWindowIconifyCallback(GLFWwindow* window, GLFWwindowiconifyfun cbfun);
+
+/*! @brief Sets the framebuffer resize callback for the specified window.
+ *
+ *  This function sets the framebuffer resize callback of the specified window,
+ *  which is called when the framebuffer of the specified window is resized.
+ *
+ *  @param[in] window The window whose callback to set.
+ *  @param[in] cbfun The new callback, or `NULL` to remove the currently set
+ *  callback.
+ *  @return The previously set callback, or `NULL` if no callback was set or an
+ *  error occurred.
+ *
+ *  @ingroup window
+ */
+GLFWAPI GLFWframebuffersizefun glfwSetFramebufferSizeCallback(GLFWwindow* window, GLFWframebuffersizefun cbfun);
+
+/*! @brief Processes all pending events.
+ *
+ *  This function processes only those events that have already been received
+ *  and then returns immediately.  Processing events will cause the window and
+ *  input callbacks associated with those events to be called.
+ *
+ *  This function is not required for joystick input to work.
+ *
+ *  @par New in GLFW 3
+ *  This function is no longer called by @ref glfwSwapBuffers.  You need to call
+ *  it or @ref glfwWaitEvents yourself.
+ *
+ *  @note This function may only be called from the main thread.
+ *
+ *  @note This function may not be called from a callback.
+ *
+ *  @note On some platforms, certain callbacks may be called outside of a call
+ *  to one of the event processing functions.
+ *
+ *  @sa glfwWaitEvents
+ *
+ *  @ingroup window
+ */
+GLFWAPI void glfwPollEvents(void);
+
+/*! @brief Waits until events are pending and processes them.
+ *
+ *  This function puts the calling thread to sleep until at least one event has
+ *  been received.  Once one or more events have been recevied, it behaves as if
+ *  @ref glfwPollEvents was called, i.e. the events are processed and the
+ *  function then returns immediately.  Processing events will cause the window
+ *  and input callbacks associated with those events to be called.
+ *
+ *  Since not all events are associated with callbacks, this function may return
+ *  without a callback having been called even if you are monitoring all
+ *  callbacks.
+ *
+ *  This function is not required for joystick input to work.
+ *
+ *  @note This function may only be called from the main thread.
+ *
+ *  @note This function may not be called from a callback.
+ *
+ *  @note On some platforms, certain callbacks may be called outside of a call
+ *  to one of the event processing functions.
+ *
+ *  @sa glfwPollEvents
+ *
+ *  @ingroup window
+ */
+GLFWAPI void glfwWaitEvents(void);
+
+/*! @brief Returns the value of an input option for the specified window.
+ *
+ *  @param[in] window The window to query.
+ *  @param[in] mode One of `GLFW_CURSOR`, `GLFW_STICKY_KEYS` or
+ *  `GLFW_STICKY_MOUSE_BUTTONS`.
+ *
+ *  @sa glfwSetInputMode
+ *
+ *  @ingroup input
+ */
+GLFWAPI int glfwGetInputMode(GLFWwindow* window, int mode);
+
+/*! @brief Sets an input option for the specified window.
+ *  @param[in] window The window whose input mode to set.
+ *  @param[in] mode One of `GLFW_CURSOR`, `GLFW_STICKY_KEYS` or
+ *  `GLFW_STICKY_MOUSE_BUTTONS`.
+ *  @param[in] value The new value of the specified input mode.
+ *
+ *  If `mode` is `GLFW_CURSOR`, the value must be one of the supported input
+ *  modes:
+ *  - `GLFW_CURSOR_NORMAL` makes the cursor visible and behaving normally.
+ *  - `GLFW_CURSOR_HIDDEN` makes the cursor invisible when it is over the client
+ *    area of the window.
+ *  - `GLFW_CURSOR_DISABLED` disables the cursor and removes any limitations on
+ *    cursor movement.
+ *
+ *  If `mode` is `GLFW_STICKY_KEYS`, the value must be either `GL_TRUE` to
+ *  enable sticky keys, or `GL_FALSE` to disable it.  If sticky keys are
+ *  enabled, a key press will ensure that @ref glfwGetKey returns @ref
+ *  GLFW_PRESS the next time it is called even if the key had been released
+ *  before the call.  This is useful when you are only interested in whether
+ *  keys have been pressed but not when or in which order.
+ *
+ *  If `mode` is `GLFW_STICKY_MOUSE_BUTTONS`, the value must be either `GL_TRUE`
+ *  to enable sticky mouse buttons, or `GL_FALSE` to disable it.  If sticky
+ *  mouse buttons are enabled, a mouse button press will ensure that @ref
+ *  glfwGetMouseButton returns @ref GLFW_PRESS the next time it is called even
+ *  if the mouse button had been released before the call.  This is useful when
+ *  you are only interested in whether mouse buttons have been pressed but not
+ *  when or in which order.
+ *
+ *  @sa glfwGetInputMode
+ *
+ *  @ingroup input
+ */
+GLFWAPI void glfwSetInputMode(GLFWwindow* window, int mode, int value);
+
+/*! @brief Returns the last reported state of a keyboard key for the specified
+ *  window.
+ *
+ *  This function returns the last state reported for the specified key to the
+ *  specified window.  The returned state is one of `GLFW_PRESS` or
+ *  `GLFW_RELEASE`.  The higher-level state `GLFW_REPEAT` is only reported to
+ *  the key callback.
+ *
+ *  If the `GLFW_STICKY_KEYS` input mode is enabled, this function returns
+ *  `GLFW_PRESS` the first time you call this function after a key has been
+ *  pressed, even if the key has already been released.
+ *
+ *  The key functions deal with physical keys, with [key tokens](@ref keys)
+ *  named after their use on the standard US keyboard layout.  If you want to
+ *  input text, use the Unicode character callback instead.
+ *
+ *  @param[in] window The desired window.
+ *  @param[in] key The desired [keyboard key](@ref keys).
+ *  @return One of `GLFW_PRESS` or `GLFW_RELEASE`.
+ *
+ *  @note `GLFW_KEY_UNKNOWN` is not a valid key for this function.
+ *
+ *  @ingroup input
+ */
+GLFWAPI int glfwGetKey(GLFWwindow* window, int key);
+
+/*! @brief Returns the last reported state of a mouse button for the specified
+ *  window.
+ *
+ *  This function returns the last state reported for the specified mouse button
+ *  to the specified window.
+ *
+ *  If the `GLFW_STICKY_MOUSE_BUTTONS` input mode is enabled, this function
+ *  returns `GLFW_PRESS` the first time you call this function after a mouse
+ *  button has been pressed, even if the mouse button has already been released.
+ *
+ *  @param[in] window The desired window.
+ *  @param[in] button The desired [mouse button](@ref buttons).
+ *  @return One of `GLFW_PRESS` or `GLFW_RELEASE`.
+ *
+ *  @ingroup input
+ */
+GLFWAPI int glfwGetMouseButton(GLFWwindow* window, int button);
+
+/*! @brief Retrieves the last reported cursor position, relative to the client
+ *  area of the window.
+ *
+ *  This function returns the last reported position of the cursor to the
+ *  specified window.
+ *
+ *  If the cursor is disabled (with `GLFW_CURSOR_DISABLED`) then the cursor
+ *  position is unbounded and limited only by the minimum and maximum values of
+ *  a `double`.
+ *
+ *  The coordinate can be converted to their integer equivalents with the
+ *  `floor` function.  Casting directly to an integer type works for positive
+ *  coordinates, but fails for negative ones.
+ *
+ *  @param[in] window The desired window.
+ *  @param[out] xpos Where to store the cursor x-coordinate, relative to the
+ *  left edge of the client area, or `NULL`.
+ *  @param[out] ypos Where to store the cursor y-coordinate, relative to the to
+ *  top edge of the client area, or `NULL`.
+ *
+ *  @sa glfwSetCursorPos
+ *
+ *  @ingroup input
+ */
+GLFWAPI void glfwGetCursorPos(GLFWwindow* window, double* xpos, double* ypos);
+
+/*! @brief Sets the position of the cursor, relative to the client area of the window.
+ *
+ *  This function sets the position of the cursor.  The specified window must be
+ *  focused.  If the window does not have focus when this function is called, it
+ *  fails silently.
+ *
+ *  If the cursor is disabled (with `GLFW_CURSOR_DISABLED`) then the cursor
+ *  position is unbounded and limited only by the minimum and maximum values of
+ *  a `double`.
+ *
+ *  @param[in] window The desired window.
+ *  @param[in] xpos The desired x-coordinate, relative to the left edge of the
+ *  client area, or `NULL`.
+ *  @param[in] ypos The desired y-coordinate, relative to the top edge of the
+ *  client area, or `NULL`.
+ *
+ *  @sa glfwGetCursorPos
+ *
+ *  @ingroup input
+ */
+GLFWAPI void glfwSetCursorPos(GLFWwindow* window, double xpos, double ypos);
+
+/*! @brief Sets the key callback.
+ *
+ *  This function sets the key callback of the specific window, which is called
+ *  when a key is pressed, repeated or released.
+ *
+ *  The key functions deal with physical keys, with layout independent
+ *  [key tokens](@ref keys) named after their values in the standard US keyboard
+ *  layout.  If you want to input text, use the
+ *  [character callback](@ref glfwSetCharCallback) instead.
+ *
+ *  When a window loses focus, it will generate synthetic key release events
+ *  for all pressed keys.  You can tell these events from user-generated events
+ *  by the fact that the synthetic ones are generated after the window has lost
+ *  focus, i.e. `GLFW_FOCUSED` will be false and the focus callback will have
+ *  already been called.
+ *
+ *  The scancode of a key is specific to that platform or sometimes even to that
+ *  machine.  Scancodes are intended to allow users to bind keys that don't have
+ *  a GLFW key token.  Such keys have `key` set to `GLFW_KEY_UNKNOWN`, their
+ *  state is not saved and so it cannot be retrieved with @ref glfwGetKey.
+ *
+ *  Sometimes GLFW needs to generate synthetic key events, in which case the
+ *  scancode may be zero.
+ *
+ *  @param[in] window The window whose callback to set.
+ *  @param[in] cbfun The new key callback, or `NULL` to remove the currently
+ *  set callback.
+ *  @return The previously set callback, or `NULL` if no callback was set or an
+ *  error occurred.
+ *
+ *  @ingroup input
+ */
+GLFWAPI GLFWkeyfun glfwSetKeyCallback(GLFWwindow* window, GLFWkeyfun cbfun);
+
+/*! @brief Sets the Unicode character callback.
+ *
+ *  This function sets the character callback of the specific window, which is
+ *  called when a Unicode character is input.
+ *
+ *  The character callback is intended for text input.  If you want to know
+ *  whether a specific key was pressed or released, use the
+ *  [key callback](@ref glfwSetKeyCallback) instead.
+ *
+ *  @param[in] window The window whose callback to set.
+ *  @param[in] cbfun The new callback, or `NULL` to remove the currently set
+ *  callback.
+ *  @return The previously set callback, or `NULL` if no callback was set or an
+ *  error occurred.
+ *
+ *  @ingroup input
+ */
+GLFWAPI GLFWcharfun glfwSetCharCallback(GLFWwindow* window, GLFWcharfun cbfun);
+
+/*! @brief Sets the mouse button callback.
+ *
+ *  This function sets the mouse button callback of the specified window, which
+ *  is called when a mouse button is pressed or released.
+ *
+ *  When a window loses focus, it will generate synthetic mouse button release
+ *  events for all pressed mouse buttons.  You can tell these events from
+ *  user-generated events by the fact that the synthetic ones are generated
+ *  after the window has lost focus, i.e. `GLFW_FOCUSED` will be false and the
+ *  focus callback will have already been called.
+ *
+ *  @param[in] window The window whose callback to set.
+ *  @param[in] cbfun The new callback, or `NULL` to remove the currently set
+ *  callback.
+ *  @return The previously set callback, or `NULL` if no callback was set or an
+ *  error occurred.
+ *
+ *  @ingroup input
+ */
+GLFWAPI GLFWmousebuttonfun glfwSetMouseButtonCallback(GLFWwindow* window, GLFWmousebuttonfun cbfun);
+
+/*! @brief Sets the cursor position callback.
+ *
+ *  This function sets the cursor position callback of the specified window,
+ *  which is called when the cursor is moved.  The callback is provided with the
+ *  position relative to the upper-left corner of the client area of the window.
+ *
+ *  @param[in] window The window whose callback to set.
+ *  @param[in] cbfun The new callback, or `NULL` to remove the currently set
+ *  callback.
+ *  @return The previously set callback, or `NULL` if no callback was set or an
+ *  error occurred.
+ *
+ *  @ingroup input
+ */
+GLFWAPI GLFWcursorposfun glfwSetCursorPosCallback(GLFWwindow* window, GLFWcursorposfun cbfun);
+
+/*! @brief Sets the cursor enter/exit callback.
+ *
+ *  This function sets the cursor boundary crossing callback of the specified
+ *  window, which is called when the cursor enters or leaves the client area of
+ *  the window.
+ *
+ *  @param[in] window The window whose callback to set.
+ *  @param[in] cbfun The new callback, or `NULL` to remove the currently set
+ *  callback.
+ *  @return The previously set callback, or `NULL` if no callback was set or an
+ *  error occurred.
+ *
+ *  @ingroup input
+ */
+GLFWAPI GLFWcursorenterfun glfwSetCursorEnterCallback(GLFWwindow* window, GLFWcursorenterfun cbfun);
+
+/*! @brief Sets the scroll callback.
+ *
+ *  This function sets the scroll callback of the specified window, which is
+ *  called when a scrolling device is used, such as a mouse wheel or scrolling
+ *  area of a touchpad.
+ *
+ *  The scroll callback receives all scrolling input, like that from a mouse
+ *  wheel or a touchpad scrolling area.
+ *
+ *  @param[in] window The window whose callback to set.
+ *  @param[in] cbfun The new scroll callback, or `NULL` to remove the currently
+ *  set callback.
+ *  @return The previously set callback, or `NULL` if no callback was set or an
+ *  error occurred.
+ *
+ *  @ingroup input
+ */
+GLFWAPI GLFWscrollfun glfwSetScrollCallback(GLFWwindow* window, GLFWscrollfun cbfun);
+
+/*! @brief Returns whether the specified joystick is present.
+ *
+ *  This function returns whether the specified joystick is present.
+ *
+ *  @param[in] joy The joystick to query.
+ *  @return `GL_TRUE` if the joystick is present, or `GL_FALSE` otherwise.
+ *
+ *  @ingroup input
+ */
+GLFWAPI int glfwJoystickPresent(int joy);
+
+/*! @brief Returns the values of all axes of the specified joystick.
+ *
+ *  This function returns the values of all axes of the specified joystick.
+ *
+ *  @param[in] joy The joystick to query.
+ *  @param[out] count Where to store the size of the returned array.  This is
+ *  set to zero if an error occurred.
+ *  @return An array of axis values, or `NULL` if the joystick is not present.
+ *
+ *  @note The returned array is allocated and freed by GLFW.  You should not
+ *  free it yourself.
+ *
+ *  @note The returned array is valid only until the next call to @ref
+ *  glfwGetJoystickAxes for that joystick.
+ *
+ *  @ingroup input
+ */
+GLFWAPI const float* glfwGetJoystickAxes(int joy, int* count);
+
+/*! @brief Returns the state of all buttons of the specified joystick.
+ *
+ *  This function returns the state of all buttons of the specified joystick.
+ *
+ *  @param[in] joy The joystick to query.
+ *  @param[out] count Where to store the size of the returned array.  This is
+ *  set to zero if an error occurred.
+ *  @return An array of button states, or `NULL` if the joystick is not present.
+ *
+ *  @note The returned array is allocated and freed by GLFW.  You should not
+ *  free it yourself.
+ *
+ *  @note The returned array is valid only until the next call to @ref
+ *  glfwGetJoystickButtons for that joystick.
+ *
+ *  @ingroup input
+ */
+GLFWAPI const unsigned char* glfwGetJoystickButtons(int joy, int* count);
+
+/*! @brief Returns the name of the specified joystick.
+ *
+ *  This function returns the name, encoded as UTF-8, of the specified joystick.
+ *
+ *  @param[in] joy The joystick to query.
+ *  @return The UTF-8 encoded name of the joystick, or `NULL` if the joystick
+ *  is not present.
+ *
+ *  @note The returned string is allocated and freed by GLFW.  You should not
+ *  free it yourself.
+ *
+ *  @note The returned string is valid only until the next call to @ref
+ *  glfwGetJoystickName for that joystick.
+ *
+ *  @ingroup input
+ */
+GLFWAPI const char* glfwGetJoystickName(int joy);
+
+/*! @brief Sets the clipboard to the specified string.
+ *
+ *  This function sets the system clipboard to the specified, UTF-8 encoded
+ *  string.  The string is copied before returning, so you don't have to retain
+ *  it afterwards.
+ *
+ *  @param[in] window The window that will own the clipboard contents.
+ *  @param[in] string A UTF-8 encoded string.
+ *
+ *  @note This function may only be called from the main thread.
+ *
+ *  @sa glfwGetClipboardString
+ *
+ *  @ingroup clipboard
+ */
+GLFWAPI void glfwSetClipboardString(GLFWwindow* window, const char* string);
+
+/*! @brief Retrieves the contents of the clipboard as a string.
+ *
+ *  This function returns the contents of the system clipboard, if it contains
+ *  or is convertible to a UTF-8 encoded string.
+ *
+ *  @param[in] window The window that will request the clipboard contents.
+ *  @return The contents of the clipboard as a UTF-8 encoded string, or `NULL`
+ *  if an error occurred.
+ *
+ *  @note This function may only be called from the main thread.
+ *
+ *  @note The returned string is allocated and freed by GLFW.  You should not
+ *  free it yourself.
+ *
+ *  @note The returned string is valid only until the next call to @ref
+ *  glfwGetClipboardString or @ref glfwSetClipboardString.
+ *
+ *  @sa glfwSetClipboardString
+ *
+ *  @ingroup clipboard
+ */
+GLFWAPI const char* glfwGetClipboardString(GLFWwindow* window);
+
+/*! @brief Returns the value of the GLFW timer.
+ *
+ *  This function returns the value of the GLFW timer.  Unless the timer has
+ *  been set using @ref glfwSetTime, the timer measures time elapsed since GLFW
+ *  was initialized.
+ *
+ *  @return The current value, in seconds, or zero if an error occurred.
+ *
+ *  @remarks This function may be called from secondary threads.
+ *
+ *  @note The resolution of the timer is system dependent, but is usually on the
+ *  order of a few micro- or nanoseconds.  It uses the highest-resolution
+ *  monotonic time source on each supported platform.
+ *
+ *  @ingroup time
+ */
+GLFWAPI double glfwGetTime(void);
+
+/*! @brief Sets the GLFW timer.
+ *
+ *  This function sets the value of the GLFW timer.  It then continues to count
+ *  up from that value.
+ *
+ *  @param[in] time The new value, in seconds.
+ *
+ *  @note The resolution of the timer is system dependent, but is usually on the
+ *  order of a few micro- or nanoseconds.  It uses the highest-resolution
+ *  monotonic time source on each supported platform.
+ *
+ *  @ingroup time
+ */
+GLFWAPI void glfwSetTime(double time);
+
+/*! @brief Makes the context of the specified window current for the calling
+ *  thread.
+ *
+ *  This function makes the context of the specified window current on the
+ *  calling thread.  A context can only be made current on a single thread at
+ *  a time and each thread can have only a single current context at a time.
+ *
+ *  @param[in] window The window whose context to make current, or `NULL` to
+ *  detach the current context.
+ *
+ *  @remarks This function may be called from secondary threads.
+ *
+ *  @sa glfwGetCurrentContext
+ *
+ *  @ingroup context
+ */
+GLFWAPI void glfwMakeContextCurrent(GLFWwindow* window);
+
+/*! @brief Returns the window whose context is current on the calling thread.
+ *
+ *  This function returns the window whose context is current on the calling
+ *  thread.
+ *
+ *  @return The window whose context is current, or `NULL` if no window's
+ *  context is current.
+ *
+ *  @remarks This function may be called from secondary threads.
+ *
+ *  @sa glfwMakeContextCurrent
+ *
+ *  @ingroup context
+ */
+GLFWAPI GLFWwindow* glfwGetCurrentContext(void);
+
+/*! @brief Swaps the front and back buffers of the specified window.
+ *
+ *  This function swaps the front and back buffers of the specified window.  If
+ *  the swap interval is greater than zero, the GPU driver waits the specified
+ *  number of screen updates before swapping the buffers.
+ *
+ *  @param[in] window The window whose buffers to swap.
+ *
+ *  @remarks This function may be called from secondary threads.
+ *
+ *  @par New in GLFW 3
+ *  This function no longer calls @ref glfwPollEvents.  You need to call it or
+ *  @ref glfwWaitEvents yourself.
+ *
+ *  @sa glfwSwapInterval
+ *
+ *  @ingroup context
+ */
+GLFWAPI void glfwSwapBuffers(GLFWwindow* window);
+
+/*! @brief Sets the swap interval for the current context.
+ *
+ *  This function sets the swap interval for the current context, i.e. the
+ *  number of screen updates to wait before swapping the buffers of a window and
+ *  returning from @ref glfwSwapBuffers.  This is sometimes called 'vertical
+ *  synchronization', 'vertical retrace synchronization' or 'vsync'.
+ *
+ *  Contexts that support either of the `WGL_EXT_swap_control_tear` and
+ *  `GLX_EXT_swap_control_tear` extensions also accept negative swap intervals,
+ *  which allow the driver to swap even if a frame arrives a little bit late.
+ *  You can check for the presence of these extensions using @ref
+ *  glfwExtensionSupported.  For more information about swap tearing, see the
+ *  extension specifications.
+ *
+ *  @param[in] interval The minimum number of screen updates to wait for
+ *  until the buffers are swapped by @ref glfwSwapBuffers.
+ *
+ *  @remarks This function may be called from secondary threads.
+ *
+ *  @note Some GPU drivers do not honor the requested swap interval, either
+ *  because of user settings that override the request or due to bugs in the
+ *  driver.
+ *
+ *  @sa glfwSwapBuffers
+ *
+ *  @ingroup context
+ */
+GLFWAPI void glfwSwapInterval(int interval);
+
+/*! @brief Returns whether the specified extension is available.
+ *
+ *  This function returns whether the specified
+ *  [OpenGL or context creation API extension](@ref context_glext) is supported
+ *  by the current context.  For example, on Windows both the OpenGL and WGL
+ *  extension strings are checked.
+ *
+ *  @param[in] extension The ASCII encoded name of the extension.
+ *  @return `GL_TRUE` if the extension is available, or `GL_FALSE` otherwise.
+ *
+ *  @remarks This function may be called from secondary threads.
+ *
+ *  @note As this functions searches one or more extension strings on each call,
+ *  it is recommended that you cache its results if it's going to be used
+ *  frequently.  The extension strings will not change during the lifetime of
+ *  a context, so there is no danger in doing this.
+ *
+ *  @ingroup context
+ */
+GLFWAPI int glfwExtensionSupported(const char* extension);
+
+/*! @brief Returns the address of the specified function for the current
+ *  context.
+ *
+ *  This function returns the address of the specified
+ *  [client API or extension function](@ref context_glext), if it is supported
+ *  by the current context.
+ *
+ *  @param[in] procname The ASCII encoded name of the function.
+ *  @return The address of the function, or `NULL` if the function is
+ *  unavailable.
+ *
+ *  @remarks This function may be called from secondary threads.
+ *
+ *  @note The addresses of these functions are not guaranteed to be the same for
+ *  all contexts, especially if they use different client APIs or even different
+ *  context creation hints.
+ *
+ *  @ingroup context
+ */
+GLFWAPI GLFWglproc glfwGetProcAddress(const char* procname);
+
+
+/*************************************************************************
+ * Global definition cleanup
+ *************************************************************************/
+
+/* ------------------- BEGIN SYSTEM/COMPILER SPECIFIC -------------------- */
+
+#ifdef GLFW_WINGDIAPI_DEFINED
+ #undef WINGDIAPI
+ #undef GLFW_WINGDIAPI_DEFINED
+#endif
+
+#ifdef GLFW_CALLBACK_DEFINED
+ #undef CALLBACK
+ #undef GLFW_CALLBACK_DEFINED
+#endif
+
+/* -------------------- END SYSTEM/COMPILER SPECIFIC --------------------- */
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _glfw3_h_ */
+
diff --git a/external/glfw3/lib/libglfw3.a b/external/glfw3/lib/libglfw3.a
new file mode 100644
index 00000000..2ea1554b
--- /dev/null
+++ b/external/glfw3/lib/libglfw3.a
diff --git a/external/openal_soft/include/AL/al.h b/external/openal_soft/include/AL/al.h
new file mode 100644
index 00000000..413b3833
--- /dev/null
+++ b/external/openal_soft/include/AL/al.h
@@ -0,0 +1,656 @@
+#ifndef AL_AL_H
+#define AL_AL_H
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+#ifndef AL_API
+ #if defined(AL_LIBTYPE_STATIC)
+  #define AL_API
+ #elif defined(_WIN32)
+  #define AL_API __declspec(dllimport)
+ #else
+  #define AL_API extern
+ #endif
+#endif
+
+#if defined(_WIN32)
+ #define AL_APIENTRY __cdecl
+#else
+ #define AL_APIENTRY
+#endif
+
+
+/** Deprecated macro. */
+#define OPENAL
+#define ALAPI                                    AL_API
+#define ALAPIENTRY                               AL_APIENTRY
+#define AL_INVALID                               (-1)
+#define AL_ILLEGAL_ENUM                          AL_INVALID_ENUM
+#define AL_ILLEGAL_COMMAND                       AL_INVALID_OPERATION
+
+/** Supported AL version. */
+#define AL_VERSION_1_0
+#define AL_VERSION_1_1
+
+/** 8-bit boolean */
+typedef char ALboolean;
+
+/** character */
+typedef char ALchar;
+
+/** signed 8-bit 2's complement integer */
+typedef signed char ALbyte;
+
+/** unsigned 8-bit integer */
+typedef unsigned char ALubyte;
+
+/** signed 16-bit 2's complement integer */
+typedef short ALshort;
+
+/** unsigned 16-bit integer */
+typedef unsigned short ALushort;
+
+/** signed 32-bit 2's complement integer */
+typedef int ALint;
+
+/** unsigned 32-bit integer */
+typedef unsigned int ALuint;
+
+/** non-negative 32-bit binary integer size */
+typedef int ALsizei;
+
+/** enumerated 32-bit value */
+typedef int ALenum;
+
+/** 32-bit IEEE754 floating-point */
+typedef float ALfloat;
+
+/** 64-bit IEEE754 floating-point */
+typedef double ALdouble;
+
+/** void type (for opaque pointers only) */
+typedef void ALvoid;
+
+
+/* Enumerant values begin at column 50. No tabs. */
+
+/** "no distance model" or "no buffer" */
+#define AL_NONE                                  0
+
+/** Boolean False. */
+#define AL_FALSE                                 0
+
+/** Boolean True. */
+#define AL_TRUE                                  1
+
+
+/**
+ * Relative source.
+ * Type:    ALboolean
+ * Range:   [AL_TRUE, AL_FALSE]
+ * Default: AL_FALSE
+ *
+ * Specifies if the Source has relative coordinates.
+ */
+#define AL_SOURCE_RELATIVE                       0x202
+
+
+/**
+ * Inner cone angle, in degrees.
+ * Type:    ALint, ALfloat
+ * Range:   [0 - 360]
+ * Default: 360
+ *
+ * The angle covered by the inner cone, where the source will not attenuate.
+ */
+#define AL_CONE_INNER_ANGLE                      0x1001
+
+/**
+ * Outer cone angle, in degrees.
+ * Range:   [0 - 360]
+ * Default: 360
+ *
+ * The angle covered by the outer cone, where the source will be fully
+ * attenuated.
+ */
+#define AL_CONE_OUTER_ANGLE                      0x1002
+
+/**
+ * Source pitch.
+ * Type:    ALfloat
+ * Range:   [0.5 - 2.0]
+ * Default: 1.0
+ *
+ * A multiplier for the frequency (sample rate) of the source's buffer.
+ */
+#define AL_PITCH                                 0x1003
+
+/**
+ * Source or listener position.
+ * Type:    ALfloat[3], ALint[3]
+ * Default: {0, 0, 0}
+ *
+ * The source or listener location in three dimensional space.
+ *
+ * OpenAL, like OpenGL, uses a right handed coordinate system, where in a
+ * frontal default view X (thumb) points right, Y points up (index finger), and
+ * Z points towards the viewer/camera (middle finger).
+ *
+ * To switch from a left handed coordinate system, flip the sign on the Z
+ * coordinate.
+ */
+#define AL_POSITION                              0x1004
+
+/**
+ * Source direction.
+ * Type:    ALfloat[3], ALint[3]
+ * Default: {0, 0, 0}
+ *
+ * Specifies the current direction in local space.
+ * A zero-length vector specifies an omni-directional source (cone is ignored).
+ */
+#define AL_DIRECTION                             0x1005
+
+/**
+ * Source or listener velocity.
+ * Type:    ALfloat[3], ALint[3]
+ * Default: {0, 0, 0}
+ *
+ * Specifies the current velocity in local space.
+ */
+#define AL_VELOCITY                              0x1006
+
+/**
+ * Source looping.
+ * Type:    ALboolean
+ * Range:   [AL_TRUE, AL_FALSE]
+ * Default: AL_FALSE
+ *
+ * Specifies whether source is looping.
+ */
+#define AL_LOOPING                               0x1007
+
+/**
+ * Source buffer.
+ * Type:  ALuint
+ * Range: any valid Buffer.
+ *
+ * Specifies the buffer to provide sound samples.
+ */
+#define AL_BUFFER                                0x1009
+
+/**
+ * Source or listener gain.
+ * Type:  ALfloat
+ * Range: [0.0 - ]
+ *
+ * A value of 1.0 means unattenuated. Each division by 2 equals an attenuation
+ * of about -6dB. Each multiplicaton by 2 equals an amplification of about
+ * +6dB.
+ *
+ * A value of 0.0 is meaningless with respect to a logarithmic scale; it is
+ * silent.
+ */
+#define AL_GAIN                                  0x100A
+
+/**
+ * Minimum source gain.
+ * Type:  ALfloat
+ * Range: [0.0 - 1.0]
+ *
+ * The minimum gain allowed for a source, after distance and cone attenation is
+ * applied (if applicable).
+ */
+#define AL_MIN_GAIN                              0x100D
+
+/**
+ * Maximum source gain.
+ * Type:  ALfloat
+ * Range: [0.0 - 1.0]
+ *
+ * The maximum gain allowed for a source, after distance and cone attenation is
+ * applied (if applicable).
+ */
+#define AL_MAX_GAIN                              0x100E
+
+/**
+ * Listener orientation.
+ * Type: ALfloat[6]
+ * Default: {0.0, 0.0, -1.0, 0.0, 1.0, 0.0}
+ *
+ * Effectively two three dimensional vectors. The first vector is the front (or
+ * "at") and the second is the top (or "up").
+ *
+ * Both vectors are in local space.
+ */
+#define AL_ORIENTATION                           0x100F
+
+/**
+ * Source state (query only).
+ * Type:  ALint
+ * Range: [AL_INITIAL, AL_PLAYING, AL_PAUSED, AL_STOPPED]
+ */
+#define AL_SOURCE_STATE                          0x1010
+
+/** Source state value. */
+#define AL_INITIAL                               0x1011
+#define AL_PLAYING                               0x1012
+#define AL_PAUSED                                0x1013
+#define AL_STOPPED                               0x1014
+
+/**
+ * Source Buffer Queue size (query only).
+ * Type: ALint
+ *
+ * The number of buffers queued using alSourceQueueBuffers, minus the buffers
+ * removed with alSourceUnqueueBuffers.
+ */
+#define AL_BUFFERS_QUEUED                        0x1015
+
+/**
+ * Source Buffer Queue processed count (query only).
+ * Type: ALint
+ *
+ * The number of queued buffers that have been fully processed, and can be
+ * removed with alSourceUnqueueBuffers.
+ *
+ * Looping sources will never fully process buffers because they will be set to
+ * play again for when the source loops.
+ */
+#define AL_BUFFERS_PROCESSED                     0x1016
+
+/**
+ * Source reference distance.
+ * Type:    ALfloat
+ * Range:   [0.0 - ]
+ * Default: 1.0
+ *
+ * The distance in units that no attenuation occurs.
+ *
+ * At 0.0, no distance attenuation ever occurs on non-linear attenuation models.
+ */
+#define AL_REFERENCE_DISTANCE                    0x1020
+
+/**
+ * Source rolloff factor.
+ * Type:    ALfloat
+ * Range:   [0.0 - ]
+ * Default: 1.0
+ *
+ * Multiplier to exaggerate or diminish distance attenuation.
+ *
+ * At 0.0, no distance attenuation ever occurs.
+ */
+#define AL_ROLLOFF_FACTOR                        0x1021
+
+/**
+ * Outer cone gain.
+ * Type:    ALfloat
+ * Range:   [0.0 - 1.0]
+ * Default: 0.0
+ *
+ * The gain attenuation applied when the listener is outside of the source's
+ * outer cone.
+ */
+#define AL_CONE_OUTER_GAIN                       0x1022
+
+/**
+ * Source maximum distance.
+ * Type:    ALfloat
+ * Range:   [0.0 - ]
+ * Default: +inf
+ *
+ * The distance above which the source is not attenuated any further with a
+ * clamped distance model, or where attenuation reaches 0.0 gain for linear
+ * distance models with a default rolloff factor.
+ */
+#define AL_MAX_DISTANCE                          0x1023
+
+/** Source buffer position, in seconds */
+#define AL_SEC_OFFSET                            0x1024
+/** Source buffer position, in sample frames */
+#define AL_SAMPLE_OFFSET                         0x1025
+/** Source buffer position, in bytes */
+#define AL_BYTE_OFFSET                           0x1026
+
+/**
+ * Source type (query only).
+ * Type:  ALint
+ * Range: [AL_STATIC, AL_STREAMING, AL_UNDETERMINED]
+ *
+ * A Source is Static if a Buffer has been attached using AL_BUFFER.
+ *
+ * A Source is Streaming if one or more Buffers have been attached using
+ * alSourceQueueBuffers.
+ *
+ * A Source is Undetermined when it has the NULL buffer attached using
+ * AL_BUFFER.
+ */
+#define AL_SOURCE_TYPE                           0x1027
+
+/** Source type value. */
+#define AL_STATIC                                0x1028
+#define AL_STREAMING                             0x1029
+#define AL_UNDETERMINED                          0x1030
+
+/** Buffer format specifier. */
+#define AL_FORMAT_MONO8                          0x1100
+#define AL_FORMAT_MONO16                         0x1101
+#define AL_FORMAT_STEREO8                        0x1102
+#define AL_FORMAT_STEREO16                       0x1103
+
+/** Buffer frequency (query only). */
+#define AL_FREQUENCY                             0x2001
+/** Buffer bits per sample (query only). */
+#define AL_BITS                                  0x2002
+/** Buffer channel count (query only). */
+#define AL_CHANNELS                              0x2003
+/** Buffer data size (query only). */
+#define AL_SIZE                                  0x2004
+
+/**
+ * Buffer state.
+ *
+ * Not for public use.
+ */
+#define AL_UNUSED                                0x2010
+#define AL_PENDING                               0x2011
+#define AL_PROCESSED                             0x2012
+
+
+/** No error. */
+#define AL_NO_ERROR                              0
+
+/** Invalid name paramater passed to AL call. */
+#define AL_INVALID_NAME                          0xA001
+
+/** Invalid enum parameter passed to AL call. */
+#define AL_INVALID_ENUM                          0xA002
+
+/** Invalid value parameter passed to AL call. */
+#define AL_INVALID_VALUE                         0xA003
+
+/** Illegal AL call. */
+#define AL_INVALID_OPERATION                     0xA004
+
+/** Not enough memory. */
+#define AL_OUT_OF_MEMORY                         0xA005
+
+
+/** Context string: Vendor ID. */
+#define AL_VENDOR                                0xB001
+/** Context string: Version. */
+#define AL_VERSION                               0xB002
+/** Context string: Renderer ID. */
+#define AL_RENDERER                              0xB003
+/** Context string: Space-separated extension list. */
+#define AL_EXTENSIONS                            0xB004
+
+
+/**
+ * Doppler scale.
+ * Type:    ALfloat
+ * Range:   [0.0 - ]
+ * Default: 1.0
+ *
+ * Scale for source and listener velocities.
+ */
+#define AL_DOPPLER_FACTOR                        0xC000
+AL_API void AL_APIENTRY alDopplerFactor(ALfloat value);
+
+/**
+ * Doppler velocity (deprecated).
+ *
+ * A multiplier applied to the Speed of Sound.
+ */
+#define AL_DOPPLER_VELOCITY                      0xC001
+AL_API void AL_APIENTRY alDopplerVelocity(ALfloat value);
+
+/**
+ * Speed of Sound, in units per second.
+ * Type:    ALfloat
+ * Range:   [0.0001 - ]
+ * Default: 343.3
+ *
+ * The speed at which sound waves are assumed to travel, when calculating the
+ * doppler effect.
+ */
+#define AL_SPEED_OF_SOUND                        0xC003
+AL_API void AL_APIENTRY alSpeedOfSound(ALfloat value);
+
+/**
+ * Distance attenuation model.
+ * Type:    ALint
+ * Range:   [AL_NONE, AL_INVERSE_DISTANCE, AL_INVERSE_DISTANCE_CLAMPED,
+ *           AL_LINEAR_DISTANCE, AL_LINEAR_DISTANCE_CLAMPED,
+ *           AL_EXPONENT_DISTANCE, AL_EXPONENT_DISTANCE_CLAMPED]
+ * Default: AL_INVERSE_DISTANCE_CLAMPED
+ *
+ * The model by which sources attenuate with distance.
+ *
+ * None     - No distance attenuation.
+ * Inverse  - Doubling the distance halves the source gain.
+ * Linear   - Linear gain scaling between the reference and max distances.
+ * Exponent - Exponential gain dropoff.
+ *
+ * Clamped variations work like the non-clamped counterparts, except the
+ * distance calculated is clamped between the reference and max distances.
+ */
+#define AL_DISTANCE_MODEL                        0xD000
+AL_API void AL_APIENTRY alDistanceModel(ALenum distanceModel);
+
+/** Distance model value. */
+#define AL_INVERSE_DISTANCE                      0xD001
+#define AL_INVERSE_DISTANCE_CLAMPED              0xD002
+#define AL_LINEAR_DISTANCE                       0xD003
+#define AL_LINEAR_DISTANCE_CLAMPED               0xD004
+#define AL_EXPONENT_DISTANCE                     0xD005
+#define AL_EXPONENT_DISTANCE_CLAMPED             0xD006
+
+/** Renderer State management. */
+AL_API void AL_APIENTRY alEnable(ALenum capability);
+AL_API void AL_APIENTRY alDisable(ALenum capability);
+AL_API ALboolean AL_APIENTRY alIsEnabled(ALenum capability);
+
+/** State retrieval. */
+AL_API const ALchar* AL_APIENTRY alGetString(ALenum param);
+AL_API void AL_APIENTRY alGetBooleanv(ALenum param, ALboolean *values);
+AL_API void AL_APIENTRY alGetIntegerv(ALenum param, ALint *values);
+AL_API void AL_APIENTRY alGetFloatv(ALenum param, ALfloat *values);
+AL_API void AL_APIENTRY alGetDoublev(ALenum param, ALdouble *values);
+AL_API ALboolean AL_APIENTRY alGetBoolean(ALenum param);
+AL_API ALint AL_APIENTRY alGetInteger(ALenum param);
+AL_API ALfloat AL_APIENTRY alGetFloat(ALenum param);
+AL_API ALdouble AL_APIENTRY alGetDouble(ALenum param);
+
+/**
+ * Error retrieval.
+ *
+ * Obtain the first error generated in the AL context since the last check.
+ */
+AL_API ALenum AL_APIENTRY alGetError(void);
+
+/**
+ * Extension support.
+ *
+ * Query for the presence of an extension, and obtain any appropriate function
+ * pointers and enum values.
+ */
+AL_API ALboolean AL_APIENTRY alIsExtensionPresent(const ALchar *extname);
+AL_API void* AL_APIENTRY alGetProcAddress(const ALchar *fname);
+AL_API ALenum AL_APIENTRY alGetEnumValue(const ALchar *ename);
+
+
+/** Set Listener parameters */
+AL_API void AL_APIENTRY alListenerf(ALenum param, ALfloat value);
+AL_API void AL_APIENTRY alListener3f(ALenum param, ALfloat value1, ALfloat value2, ALfloat value3);
+AL_API void AL_APIENTRY alListenerfv(ALenum param, const ALfloat *values);
+AL_API void AL_APIENTRY alListeneri(ALenum param, ALint value);
+AL_API void AL_APIENTRY alListener3i(ALenum param, ALint value1, ALint value2, ALint value3);
+AL_API void AL_APIENTRY alListeneriv(ALenum param, const ALint *values);
+
+/** Get Listener parameters */
+AL_API void AL_APIENTRY alGetListenerf(ALenum param, ALfloat *value);
+AL_API void AL_APIENTRY alGetListener3f(ALenum param, ALfloat *value1, ALfloat *value2, ALfloat *value3);
+AL_API void AL_APIENTRY alGetListenerfv(ALenum param, ALfloat *values);
+AL_API void AL_APIENTRY alGetListeneri(ALenum param, ALint *value);
+AL_API void AL_APIENTRY alGetListener3i(ALenum param, ALint *value1, ALint *value2, ALint *value3);
+AL_API void AL_APIENTRY alGetListeneriv(ALenum param, ALint *values);
+
+
+/** Create Source objects. */
+AL_API void AL_APIENTRY alGenSources(ALsizei n, ALuint *sources);
+/** Delete Source objects. */
+AL_API void AL_APIENTRY alDeleteSources(ALsizei n, const ALuint *sources);
+/** Verify a handle is a valid Source. */
+AL_API ALboolean AL_APIENTRY alIsSource(ALuint source);
+
+/** Set Source parameters. */
+AL_API void AL_APIENTRY alSourcef(ALuint source, ALenum param, ALfloat value);
+AL_API void AL_APIENTRY alSource3f(ALuint source, ALenum param, ALfloat value1, ALfloat value2, ALfloat value3);
+AL_API void AL_APIENTRY alSourcefv(ALuint source, ALenum param, const ALfloat *values);
+AL_API void AL_APIENTRY alSourcei(ALuint source, ALenum param, ALint value);
+AL_API void AL_APIENTRY alSource3i(ALuint source, ALenum param, ALint value1, ALint value2, ALint value3);
+AL_API void AL_APIENTRY alSourceiv(ALuint source, ALenum param, const ALint *values);
+
+/** Get Source parameters. */
+AL_API void AL_APIENTRY alGetSourcef(ALuint source, ALenum param, ALfloat *value);
+AL_API void AL_APIENTRY alGetSource3f(ALuint source, ALenum param, ALfloat *value1, ALfloat *value2, ALfloat *value3);
+AL_API void AL_APIENTRY alGetSourcefv(ALuint source, ALenum param, ALfloat *values);
+AL_API void AL_APIENTRY alGetSourcei(ALuint source,  ALenum param, ALint *value);
+AL_API void AL_APIENTRY alGetSource3i(ALuint source, ALenum param, ALint *value1, ALint *value2, ALint *value3);
+AL_API void AL_APIENTRY alGetSourceiv(ALuint source,  ALenum param, ALint *values);
+
+
+/** Play, replay, or resume (if paused) a list of Sources */
+AL_API void AL_APIENTRY alSourcePlayv(ALsizei n, const ALuint *sources);
+/** Stop a list of Sources */
+AL_API void AL_APIENTRY alSourceStopv(ALsizei n, const ALuint *sources);
+/** Rewind a list of Sources */
+AL_API void AL_APIENTRY alSourceRewindv(ALsizei n, const ALuint *sources);
+/** Pause a list of Sources */
+AL_API void AL_APIENTRY alSourcePausev(ALsizei n, const ALuint *sources);
+
+/** Play, replay, or resume a Source */
+AL_API void AL_APIENTRY alSourcePlay(ALuint source);
+/** Stop a Source */
+AL_API void AL_APIENTRY alSourceStop(ALuint source);
+/** Rewind a Source (set playback postiton to beginning) */
+AL_API void AL_APIENTRY alSourceRewind(ALuint source);
+/** Pause a Source */
+AL_API void AL_APIENTRY alSourcePause(ALuint source);
+
+/** Queue buffers onto a source */
+AL_API void AL_APIENTRY alSourceQueueBuffers(ALuint source, ALsizei nb, const ALuint *buffers);
+/** Unqueue processed buffers from a source */
+AL_API void AL_APIENTRY alSourceUnqueueBuffers(ALuint source, ALsizei nb, ALuint *buffers);
+
+
+/** Create Buffer objects */
+AL_API void AL_APIENTRY alGenBuffers(ALsizei n, ALuint *buffers);
+/** Delete Buffer objects */
+AL_API void AL_APIENTRY alDeleteBuffers(ALsizei n, const ALuint *buffers);
+/** Verify a handle is a valid Buffer */
+AL_API ALboolean AL_APIENTRY alIsBuffer(ALuint buffer);
+
+/** Specifies the data to be copied into a buffer */
+AL_API void AL_APIENTRY alBufferData(ALuint buffer, ALenum format, const ALvoid *data, ALsizei size, ALsizei freq);
+
+/** Set Buffer parameters, */
+AL_API void AL_APIENTRY alBufferf(ALuint buffer, ALenum param, ALfloat value);
+AL_API void AL_APIENTRY alBuffer3f(ALuint buffer, ALenum param, ALfloat value1, ALfloat value2, ALfloat value3);
+AL_API void AL_APIENTRY alBufferfv(ALuint buffer, ALenum param, const ALfloat *values);
+AL_API void AL_APIENTRY alBufferi(ALuint buffer, ALenum param, ALint value);
+AL_API void AL_APIENTRY alBuffer3i(ALuint buffer, ALenum param, ALint value1, ALint value2, ALint value3);
+AL_API void AL_APIENTRY alBufferiv(ALuint buffer, ALenum param, const ALint *values);
+
+/** Get Buffer parameters. */
+AL_API void AL_APIENTRY alGetBufferf(ALuint buffer, ALenum param, ALfloat *value);
+AL_API void AL_APIENTRY alGetBuffer3f(ALuint buffer, ALenum param, ALfloat *value1, ALfloat *value2, ALfloat *value3);
+AL_API void AL_APIENTRY alGetBufferfv(ALuint buffer, ALenum param, ALfloat *values);
+AL_API void AL_APIENTRY alGetBufferi(ALuint buffer, ALenum param, ALint *value);
+AL_API void AL_APIENTRY alGetBuffer3i(ALuint buffer, ALenum param, ALint *value1, ALint *value2, ALint *value3);
+AL_API void AL_APIENTRY alGetBufferiv(ALuint buffer, ALenum param, ALint *values);
+
+/** Pointer-to-function type, useful for dynamically getting AL entry points. */
+typedef void          (AL_APIENTRY *LPALENABLE)(ALenum capability);
+typedef void          (AL_APIENTRY *LPALDISABLE)(ALenum capability);
+typedef ALboolean     (AL_APIENTRY *LPALISENABLED)(ALenum capability);
+typedef const ALchar* (AL_APIENTRY *LPALGETSTRING)(ALenum param);
+typedef void          (AL_APIENTRY *LPALGETBOOLEANV)(ALenum param, ALboolean *values);
+typedef void          (AL_APIENTRY *LPALGETINTEGERV)(ALenum param, ALint *values);
+typedef void          (AL_APIENTRY *LPALGETFLOATV)(ALenum param, ALfloat *values);
+typedef void          (AL_APIENTRY *LPALGETDOUBLEV)(ALenum param, ALdouble *values);
+typedef ALboolean     (AL_APIENTRY *LPALGETBOOLEAN)(ALenum param);
+typedef ALint         (AL_APIENTRY *LPALGETINTEGER)(ALenum param);
+typedef ALfloat       (AL_APIENTRY *LPALGETFLOAT)(ALenum param);
+typedef ALdouble      (AL_APIENTRY *LPALGETDOUBLE)(ALenum param);
+typedef ALenum        (AL_APIENTRY *LPALGETERROR)(void);
+typedef ALboolean     (AL_APIENTRY *LPALISEXTENSIONPRESENT)(const ALchar *extname);
+typedef void*         (AL_APIENTRY *LPALGETPROCADDRESS)(const ALchar *fname);
+typedef ALenum        (AL_APIENTRY *LPALGETENUMVALUE)(const ALchar *ename);
+typedef void          (AL_APIENTRY *LPALLISTENERF)(ALenum param, ALfloat value);
+typedef void          (AL_APIENTRY *LPALLISTENER3F)(ALenum param, ALfloat value1, ALfloat value2, ALfloat value3);
+typedef void          (AL_APIENTRY *LPALLISTENERFV)(ALenum param, const ALfloat *values);
+typedef void          (AL_APIENTRY *LPALLISTENERI)(ALenum param, ALint value);
+typedef void          (AL_APIENTRY *LPALLISTENER3I)(ALenum param, ALint value1, ALint value2, ALint value3);
+typedef void          (AL_APIENTRY *LPALLISTENERIV)(ALenum param, const ALint *values);
+typedef void          (AL_APIENTRY *LPALGETLISTENERF)(ALenum param, ALfloat *value);
+typedef void          (AL_APIENTRY *LPALGETLISTENER3F)(ALenum param, ALfloat *value1, ALfloat *value2, ALfloat *value3);
+typedef void          (AL_APIENTRY *LPALGETLISTENERFV)(ALenum param, ALfloat *values);
+typedef void          (AL_APIENTRY *LPALGETLISTENERI)(ALenum param, ALint *value);
+typedef void          (AL_APIENTRY *LPALGETLISTENER3I)(ALenum param, ALint *value1, ALint *value2, ALint *value3);
+typedef void          (AL_APIENTRY *LPALGETLISTENERIV)(ALenum param, ALint *values);
+typedef void          (AL_APIENTRY *LPALGENSOURCES)(ALsizei n, ALuint *sources);
+typedef void          (AL_APIENTRY *LPALDELETESOURCES)(ALsizei n, const ALuint *sources);
+typedef ALboolean     (AL_APIENTRY *LPALISSOURCE)(ALuint source);
+typedef void          (AL_APIENTRY *LPALSOURCEF)(ALuint source, ALenum param, ALfloat value);
+typedef void          (AL_APIENTRY *LPALSOURCE3F)(ALuint source, ALenum param, ALfloat value1, ALfloat value2, ALfloat value3);
+typedef void          (AL_APIENTRY *LPALSOURCEFV)(ALuint source, ALenum param, const ALfloat *values);
+typedef void          (AL_APIENTRY *LPALSOURCEI)(ALuint source, ALenum param, ALint value);
+typedef void          (AL_APIENTRY *LPALSOURCE3I)(ALuint source, ALenum param, ALint value1, ALint value2, ALint value3);
+typedef void          (AL_APIENTRY *LPALSOURCEIV)(ALuint source, ALenum param, const ALint *values);
+typedef void          (AL_APIENTRY *LPALGETSOURCEF)(ALuint source, ALenum param, ALfloat *value);
+typedef void          (AL_APIENTRY *LPALGETSOURCE3F)(ALuint source, ALenum param, ALfloat *value1, ALfloat *value2, ALfloat *value3);
+typedef void          (AL_APIENTRY *LPALGETSOURCEFV)(ALuint source, ALenum param, ALfloat *values);
+typedef void          (AL_APIENTRY *LPALGETSOURCEI)(ALuint source, ALenum param, ALint *value);
+typedef void          (AL_APIENTRY *LPALGETSOURCE3I)(ALuint source, ALenum param, ALint *value1, ALint *value2, ALint *value3);
+typedef void          (AL_APIENTRY *LPALGETSOURCEIV)(ALuint source, ALenum param, ALint *values);
+typedef void          (AL_APIENTRY *LPALSOURCEPLAYV)(ALsizei n, const ALuint *sources);
+typedef void          (AL_APIENTRY *LPALSOURCESTOPV)(ALsizei n, const ALuint *sources);
+typedef void          (AL_APIENTRY *LPALSOURCEREWINDV)(ALsizei n, const ALuint *sources);
+typedef void          (AL_APIENTRY *LPALSOURCEPAUSEV)(ALsizei n, const ALuint *sources);
+typedef void          (AL_APIENTRY *LPALSOURCEPLAY)(ALuint source);
+typedef void          (AL_APIENTRY *LPALSOURCESTOP)(ALuint source);
+typedef void          (AL_APIENTRY *LPALSOURCEREWIND)(ALuint source);
+typedef void          (AL_APIENTRY *LPALSOURCEPAUSE)(ALuint source);
+typedef void          (AL_APIENTRY *LPALSOURCEQUEUEBUFFERS)(ALuint source, ALsizei nb, const ALuint *buffers);
+typedef void          (AL_APIENTRY *LPALSOURCEUNQUEUEBUFFERS)(ALuint source, ALsizei nb, ALuint *buffers);
+typedef void          (AL_APIENTRY *LPALGENBUFFERS)(ALsizei n, ALuint *buffers);
+typedef void          (AL_APIENTRY *LPALDELETEBUFFERS)(ALsizei n, const ALuint *buffers);
+typedef ALboolean     (AL_APIENTRY *LPALISBUFFER)(ALuint buffer);
+typedef void          (AL_APIENTRY *LPALBUFFERDATA)(ALuint buffer, ALenum format, const ALvoid *data, ALsizei size, ALsizei freq);
+typedef void          (AL_APIENTRY *LPALBUFFERF)(ALuint buffer, ALenum param, ALfloat value);
+typedef void          (AL_APIENTRY *LPALBUFFER3F)(ALuint buffer, ALenum param, ALfloat value1, ALfloat value2, ALfloat value3);
+typedef void          (AL_APIENTRY *LPALBUFFERFV)(ALuint buffer, ALenum param, const ALfloat *values);
+typedef void          (AL_APIENTRY *LPALBUFFERI)(ALuint buffer, ALenum param, ALint value);
+typedef void          (AL_APIENTRY *LPALBUFFER3I)(ALuint buffer, ALenum param, ALint value1, ALint value2, ALint value3);
+typedef void          (AL_APIENTRY *LPALBUFFERIV)(ALuint buffer, ALenum param, const ALint *values);
+typedef void          (AL_APIENTRY *LPALGETBUFFERF)(ALuint buffer, ALenum param, ALfloat *value);
+typedef void          (AL_APIENTRY *LPALGETBUFFER3F)(ALuint buffer, ALenum param, ALfloat *value1, ALfloat *value2, ALfloat *value3);
+typedef void          (AL_APIENTRY *LPALGETBUFFERFV)(ALuint buffer, ALenum param, ALfloat *values);
+typedef void          (AL_APIENTRY *LPALGETBUFFERI)(ALuint buffer, ALenum param, ALint *value);
+typedef void          (AL_APIENTRY *LPALGETBUFFER3I)(ALuint buffer, ALenum param, ALint *value1, ALint *value2, ALint *value3);
+typedef void          (AL_APIENTRY *LPALGETBUFFERIV)(ALuint buffer, ALenum param, ALint *values);
+typedef void          (AL_APIENTRY *LPALDOPPLERFACTOR)(ALfloat value);
+typedef void          (AL_APIENTRY *LPALDOPPLERVELOCITY)(ALfloat value);
+typedef void          (AL_APIENTRY *LPALSPEEDOFSOUND)(ALfloat value);
+typedef void          (AL_APIENTRY *LPALDISTANCEMODEL)(ALenum distanceModel);
+
+#if defined(__cplusplus)
+}  /* extern "C" */
+#endif
+
+#endif /* AL_AL_H */
diff --git a/external/openal_soft/include/AL/alc.h b/external/openal_soft/include/AL/alc.h
new file mode 100644
index 00000000..294e8b33
--- /dev/null
+++ b/external/openal_soft/include/AL/alc.h
@@ -0,0 +1,237 @@
+#ifndef AL_ALC_H
+#define AL_ALC_H
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+#ifndef ALC_API
+ #if defined(AL_LIBTYPE_STATIC)
+  #define ALC_API
+ #elif defined(_WIN32)
+  #define ALC_API __declspec(dllimport)
+ #else
+  #define ALC_API extern
+ #endif
+#endif
+
+#if defined(_WIN32)
+ #define ALC_APIENTRY __cdecl
+#else
+ #define ALC_APIENTRY
+#endif
+
+
+/** Deprecated macro. */
+#define ALCAPI                                   ALC_API
+#define ALCAPIENTRY                              ALC_APIENTRY
+#define ALC_INVALID                              0
+
+/** Supported ALC version? */
+#define ALC_VERSION_0_1                          1
+
+/** Opaque device handle */
+typedef struct ALCdevice_struct ALCdevice;
+/** Opaque context handle */
+typedef struct ALCcontext_struct ALCcontext;
+
+/** 8-bit boolean */
+typedef char ALCboolean;
+
+/** character */
+typedef char ALCchar;
+
+/** signed 8-bit 2's complement integer */
+typedef signed char ALCbyte;
+
+/** unsigned 8-bit integer */
+typedef unsigned char ALCubyte;
+
+/** signed 16-bit 2's complement integer */
+typedef short ALCshort;
+
+/** unsigned 16-bit integer */
+typedef unsigned short ALCushort;
+
+/** signed 32-bit 2's complement integer */
+typedef int ALCint;
+
+/** unsigned 32-bit integer */
+typedef unsigned int ALCuint;
+
+/** non-negative 32-bit binary integer size */
+typedef int ALCsizei;
+
+/** enumerated 32-bit value */
+typedef int ALCenum;
+
+/** 32-bit IEEE754 floating-point */
+typedef float ALCfloat;
+
+/** 64-bit IEEE754 floating-point */
+typedef double ALCdouble;
+
+/** void type (for opaque pointers only) */
+typedef void ALCvoid;
+
+
+/* Enumerant values begin at column 50. No tabs. */
+
+/** Boolean False. */
+#define ALC_FALSE                                0
+
+/** Boolean True. */
+#define ALC_TRUE                                 1
+
+/** Context attribute: <int> Hz. */
+#define ALC_FREQUENCY                            0x1007
+
+/** Context attribute: <int> Hz. */
+#define ALC_REFRESH                              0x1008
+
+/** Context attribute: AL_TRUE or AL_FALSE. */
+#define ALC_SYNC                                 0x1009
+
+/** Context attribute: <int> requested Mono (3D) Sources. */
+#define ALC_MONO_SOURCES                         0x1010
+
+/** Context attribute: <int> requested Stereo Sources. */
+#define ALC_STEREO_SOURCES                       0x1011
+
+/** No error. */
+#define ALC_NO_ERROR                             0
+
+/** Invalid device handle. */
+#define ALC_INVALID_DEVICE                       0xA001
+
+/** Invalid context handle. */
+#define ALC_INVALID_CONTEXT                      0xA002
+
+/** Invalid enum parameter passed to an ALC call. */
+#define ALC_INVALID_ENUM                         0xA003
+
+/** Invalid value parameter passed to an ALC call. */
+#define ALC_INVALID_VALUE                        0xA004
+
+/** Out of memory. */
+#define ALC_OUT_OF_MEMORY                        0xA005
+
+
+/** Runtime ALC version. */
+#define ALC_MAJOR_VERSION                        0x1000
+#define ALC_MINOR_VERSION                        0x1001
+
+/** Context attribute list properties. */
+#define ALC_ATTRIBUTES_SIZE                      0x1002
+#define ALC_ALL_ATTRIBUTES                       0x1003
+
+/** String for the default device specifier. */
+#define ALC_DEFAULT_DEVICE_SPECIFIER             0x1004
+/**
+ * String for the given device's specifier.
+ *
+ * If device handle is NULL, it is instead a null-char separated list of
+ * strings of known device specifiers (list ends with an empty string).
+ */
+#define ALC_DEVICE_SPECIFIER                     0x1005
+/** String for space-separated list of ALC extensions. */
+#define ALC_EXTENSIONS                           0x1006
+
+
+/** Capture extension */
+#define ALC_EXT_CAPTURE 1
+/**
+ * String for the given capture device's specifier.
+ *
+ * If device handle is NULL, it is instead a null-char separated list of
+ * strings of known capture device specifiers (list ends with an empty string).
+ */
+#define ALC_CAPTURE_DEVICE_SPECIFIER             0x310
+/** String for the default capture device specifier. */
+#define ALC_CAPTURE_DEFAULT_DEVICE_SPECIFIER     0x311
+/** Number of sample frames available for capture. */
+#define ALC_CAPTURE_SAMPLES                      0x312
+
+
+/** Enumerate All extension */
+#define ALC_ENUMERATE_ALL_EXT 1
+/** String for the default extended device specifier. */
+#define ALC_DEFAULT_ALL_DEVICES_SPECIFIER        0x1012
+/**
+ * String for the given extended device's specifier.
+ *
+ * If device handle is NULL, it is instead a null-char separated list of
+ * strings of known extended device specifiers (list ends with an empty string).
+ */
+#define ALC_ALL_DEVICES_SPECIFIER                0x1013
+
+
+/** Context management. */
+ALC_API ALCcontext* ALC_APIENTRY alcCreateContext(ALCdevice *device, const ALCint* attrlist);
+ALC_API ALCboolean  ALC_APIENTRY alcMakeContextCurrent(ALCcontext *context);
+ALC_API void        ALC_APIENTRY alcProcessContext(ALCcontext *context);
+ALC_API void        ALC_APIENTRY alcSuspendContext(ALCcontext *context);
+ALC_API void        ALC_APIENTRY alcDestroyContext(ALCcontext *context);
+ALC_API ALCcontext* ALC_APIENTRY alcGetCurrentContext(void);
+ALC_API ALCdevice*  ALC_APIENTRY alcGetContextsDevice(ALCcontext *context);
+
+/** Device management. */
+ALC_API ALCdevice* ALC_APIENTRY alcOpenDevice(const ALCchar *devicename);
+ALC_API ALCboolean ALC_APIENTRY alcCloseDevice(ALCdevice *device);
+
+
+/**
+ * Error support.
+ *
+ * Obtain the most recent Device error.
+ */
+ALC_API ALCenum ALC_APIENTRY alcGetError(ALCdevice *device);
+
+/**
+ * Extension support.
+ *
+ * Query for the presence of an extension, and obtain any appropriate
+ * function pointers and enum values.
+ */
+ALC_API ALCboolean ALC_APIENTRY alcIsExtensionPresent(ALCdevice *device, const ALCchar *extname);
+ALC_API void*      ALC_APIENTRY alcGetProcAddress(ALCdevice *device, const ALCchar *funcname);
+ALC_API ALCenum    ALC_APIENTRY alcGetEnumValue(ALCdevice *device, const ALCchar *enumname);
+
+/** Query function. */
+ALC_API const ALCchar* ALC_APIENTRY alcGetString(ALCdevice *device, ALCenum param);
+ALC_API void           ALC_APIENTRY alcGetIntegerv(ALCdevice *device, ALCenum param, ALCsizei size, ALCint *values);
+
+/** Capture function. */
+ALC_API ALCdevice* ALC_APIENTRY alcCaptureOpenDevice(const ALCchar *devicename, ALCuint frequency, ALCenum format, ALCsizei buffersize);
+ALC_API ALCboolean ALC_APIENTRY alcCaptureCloseDevice(ALCdevice *device);
+ALC_API void       ALC_APIENTRY alcCaptureStart(ALCdevice *device);
+ALC_API void       ALC_APIENTRY alcCaptureStop(ALCdevice *device);
+ALC_API void       ALC_APIENTRY alcCaptureSamples(ALCdevice *device, ALCvoid *buffer, ALCsizei samples);
+
+/** Pointer-to-function type, useful for dynamically getting ALC entry points. */
+typedef ALCcontext*    (ALC_APIENTRY *LPALCCREATECONTEXT)(ALCdevice *device, const ALCint *attrlist);
+typedef ALCboolean     (ALC_APIENTRY *LPALCMAKECONTEXTCURRENT)(ALCcontext *context);
+typedef void           (ALC_APIENTRY *LPALCPROCESSCONTEXT)(ALCcontext *context);
+typedef void           (ALC_APIENTRY *LPALCSUSPENDCONTEXT)(ALCcontext *context);
+typedef void           (ALC_APIENTRY *LPALCDESTROYCONTEXT)(ALCcontext *context);
+typedef ALCcontext*    (ALC_APIENTRY *LPALCGETCURRENTCONTEXT)(void);
+typedef ALCdevice*     (ALC_APIENTRY *LPALCGETCONTEXTSDEVICE)(ALCcontext *context);
+typedef ALCdevice*     (ALC_APIENTRY *LPALCOPENDEVICE)(const ALCchar *devicename);
+typedef ALCboolean     (ALC_APIENTRY *LPALCCLOSEDEVICE)(ALCdevice *device);
+typedef ALCenum        (ALC_APIENTRY *LPALCGETERROR)(ALCdevice *device);
+typedef ALCboolean     (ALC_APIENTRY *LPALCISEXTENSIONPRESENT)(ALCdevice *device, const ALCchar *extname);
+typedef void*          (ALC_APIENTRY *LPALCGETPROCADDRESS)(ALCdevice *device, const ALCchar *funcname);
+typedef ALCenum        (ALC_APIENTRY *LPALCGETENUMVALUE)(ALCdevice *device, const ALCchar *enumname);
+typedef const ALCchar* (ALC_APIENTRY *LPALCGETSTRING)(ALCdevice *device, ALCenum param);
+typedef void           (ALC_APIENTRY *LPALCGETINTEGERV)(ALCdevice *device, ALCenum param, ALCsizei size, ALCint *values);
+typedef ALCdevice*     (ALC_APIENTRY *LPALCCAPTUREOPENDEVICE)(const ALCchar *devicename, ALCuint frequency, ALCenum format, ALCsizei buffersize);
+typedef ALCboolean     (ALC_APIENTRY *LPALCCAPTURECLOSEDEVICE)(ALCdevice *device);
+typedef void           (ALC_APIENTRY *LPALCCAPTURESTART)(ALCdevice *device);
+typedef void           (ALC_APIENTRY *LPALCCAPTURESTOP)(ALCdevice *device);
+typedef void           (ALC_APIENTRY *LPALCCAPTURESAMPLES)(ALCdevice *device, ALCvoid *buffer, ALCsizei samples);
+
+#if defined(__cplusplus)
+}
+#endif
+
+#endif /* AL_ALC_H */
diff --git a/external/openal_soft/include/AL/alext.h b/external/openal_soft/include/AL/alext.h
new file mode 100644
index 00000000..0447f2bb
--- /dev/null
+++ b/external/openal_soft/include/AL/alext.h
@@ -0,0 +1,355 @@
+/**
+ * OpenAL cross platform audio library
+ * Copyright (C) 2008 by authors.
+ * This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Library General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ *  License along with this library; if not, write to the
+ *  Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ *  Boston, MA  02111-1307, USA.
+ * Or go to http://www.gnu.org/copyleft/lgpl.html
+ */
+
+#ifndef AL_ALEXT_H
+#define AL_ALEXT_H
+
+#include <stddef.h>
+/* Define int64_t and uint64_t types */
+#if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
+#include <inttypes.h>
+#elif defined(_WIN32) && defined(__GNUC__)
+#include <stdint.h>
+#elif defined(_WIN32)
+typedef __int64 int64_t;
+typedef unsigned __int64 uint64_t;
+#else
+/* Fallback if nothing above works */
+#include <inttypes.h>
+#endif
+
+#include "alc.h"
+#include "al.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef AL_LOKI_IMA_ADPCM_format
+#define AL_LOKI_IMA_ADPCM_format 1
+#define AL_FORMAT_IMA_ADPCM_MONO16_EXT           0x10000
+#define AL_FORMAT_IMA_ADPCM_STEREO16_EXT         0x10001
+#endif
+
+#ifndef AL_LOKI_WAVE_format
+#define AL_LOKI_WAVE_format 1
+#define AL_FORMAT_WAVE_EXT                       0x10002
+#endif
+
+#ifndef AL_EXT_vorbis
+#define AL_EXT_vorbis 1
+#define AL_FORMAT_VORBIS_EXT                     0x10003
+#endif
+
+#ifndef AL_LOKI_quadriphonic
+#define AL_LOKI_quadriphonic 1
+#define AL_FORMAT_QUAD8_LOKI                     0x10004
+#define AL_FORMAT_QUAD16_LOKI                    0x10005
+#endif
+
+#ifndef AL_EXT_float32
+#define AL_EXT_float32 1
+#define AL_FORMAT_MONO_FLOAT32                   0x10010
+#define AL_FORMAT_STEREO_FLOAT32                 0x10011
+#endif
+
+#ifndef AL_EXT_double
+#define AL_EXT_double 1
+#define AL_FORMAT_MONO_DOUBLE_EXT                0x10012
+#define AL_FORMAT_STEREO_DOUBLE_EXT              0x10013
+#endif
+
+#ifndef AL_EXT_MULAW
+#define AL_EXT_MULAW 1
+#define AL_FORMAT_MONO_MULAW_EXT                 0x10014
+#define AL_FORMAT_STEREO_MULAW_EXT               0x10015
+#endif
+
+#ifndef AL_EXT_ALAW
+#define AL_EXT_ALAW 1
+#define AL_FORMAT_MONO_ALAW_EXT                  0x10016
+#define AL_FORMAT_STEREO_ALAW_EXT                0x10017
+#endif
+
+#ifndef ALC_LOKI_audio_channel
+#define ALC_LOKI_audio_channel 1
+#define ALC_CHAN_MAIN_LOKI                       0x500001
+#define ALC_CHAN_PCM_LOKI                        0x500002
+#define ALC_CHAN_CD_LOKI                         0x500003
+#endif
+
+#ifndef AL_EXT_MCFORMATS
+#define AL_EXT_MCFORMATS 1
+#define AL_FORMAT_QUAD8                          0x1204
+#define AL_FORMAT_QUAD16                         0x1205
+#define AL_FORMAT_QUAD32                         0x1206
+#define AL_FORMAT_REAR8                          0x1207
+#define AL_FORMAT_REAR16                         0x1208
+#define AL_FORMAT_REAR32                         0x1209
+#define AL_FORMAT_51CHN8                         0x120A
+#define AL_FORMAT_51CHN16                        0x120B
+#define AL_FORMAT_51CHN32                        0x120C
+#define AL_FORMAT_61CHN8                         0x120D
+#define AL_FORMAT_61CHN16                        0x120E
+#define AL_FORMAT_61CHN32                        0x120F
+#define AL_FORMAT_71CHN8                         0x1210
+#define AL_FORMAT_71CHN16                        0x1211
+#define AL_FORMAT_71CHN32                        0x1212
+#endif
+
+#ifndef AL_EXT_MULAW_MCFORMATS
+#define AL_EXT_MULAW_MCFORMATS 1
+#define AL_FORMAT_MONO_MULAW                     0x10014
+#define AL_FORMAT_STEREO_MULAW                   0x10015
+#define AL_FORMAT_QUAD_MULAW                     0x10021
+#define AL_FORMAT_REAR_MULAW                     0x10022
+#define AL_FORMAT_51CHN_MULAW                    0x10023
+#define AL_FORMAT_61CHN_MULAW                    0x10024
+#define AL_FORMAT_71CHN_MULAW                    0x10025
+#endif
+
+#ifndef AL_EXT_IMA4
+#define AL_EXT_IMA4 1
+#define AL_FORMAT_MONO_IMA4                      0x1300
+#define AL_FORMAT_STEREO_IMA4                    0x1301
+#endif
+
+#ifndef AL_EXT_STATIC_BUFFER
+#define AL_EXT_STATIC_BUFFER 1
+typedef ALvoid (AL_APIENTRY*PFNALBUFFERDATASTATICPROC)(const ALint,ALenum,ALvoid*,ALsizei,ALsizei);
+#ifdef AL_ALEXT_PROTOTYPES
+AL_API ALvoid AL_APIENTRY alBufferDataStatic(const ALint buffer, ALenum format, ALvoid *data, ALsizei len, ALsizei freq);
+#endif
+#endif
+
+#ifndef ALC_EXT_EFX
+#define ALC_EXT_EFX 1
+#include "efx.h"
+#endif
+
+#ifndef ALC_EXT_disconnect
+#define ALC_EXT_disconnect 1
+#define ALC_CONNECTED                            0x313
+#endif
+
+#ifndef ALC_EXT_thread_local_context
+#define ALC_EXT_thread_local_context 1
+typedef ALCboolean  (ALC_APIENTRY*PFNALCSETTHREADCONTEXTPROC)(ALCcontext *context);
+typedef ALCcontext* (ALC_APIENTRY*PFNALCGETTHREADCONTEXTPROC)(void);
+#ifdef AL_ALEXT_PROTOTYPES
+ALC_API ALCboolean  ALC_APIENTRY alcSetThreadContext(ALCcontext *context);
+ALC_API ALCcontext* ALC_APIENTRY alcGetThreadContext(void);
+#endif
+#endif
+
+#ifndef AL_EXT_source_distance_model
+#define AL_EXT_source_distance_model 1
+#define AL_SOURCE_DISTANCE_MODEL                 0x200
+#endif
+
+#ifndef AL_SOFT_buffer_sub_data
+#define AL_SOFT_buffer_sub_data 1
+#define AL_BYTE_RW_OFFSETS_SOFT                  0x1031
+#define AL_SAMPLE_RW_OFFSETS_SOFT                0x1032
+typedef ALvoid (AL_APIENTRY*PFNALBUFFERSUBDATASOFTPROC)(ALuint,ALenum,const ALvoid*,ALsizei,ALsizei);
+#ifdef AL_ALEXT_PROTOTYPES
+AL_API ALvoid AL_APIENTRY alBufferSubDataSOFT(ALuint buffer,ALenum format,const ALvoid *data,ALsizei offset,ALsizei length);
+#endif
+#endif
+
+#ifndef AL_SOFT_loop_points
+#define AL_SOFT_loop_points 1
+#define AL_LOOP_POINTS_SOFT                      0x2015
+#endif
+
+#ifndef AL_EXT_FOLDBACK
+#define AL_EXT_FOLDBACK 1
+#define AL_EXT_FOLDBACK_NAME                     "AL_EXT_FOLDBACK"
+#define AL_FOLDBACK_EVENT_BLOCK                  0x4112
+#define AL_FOLDBACK_EVENT_START                  0x4111
+#define AL_FOLDBACK_EVENT_STOP                   0x4113
+#define AL_FOLDBACK_MODE_MONO                    0x4101
+#define AL_FOLDBACK_MODE_STEREO                  0x4102
+typedef void (AL_APIENTRY*LPALFOLDBACKCALLBACK)(ALenum,ALsizei);
+typedef void (AL_APIENTRY*LPALREQUESTFOLDBACKSTART)(ALenum,ALsizei,ALsizei,ALfloat*,LPALFOLDBACKCALLBACK);
+typedef void (AL_APIENTRY*LPALREQUESTFOLDBACKSTOP)(void);
+#ifdef AL_ALEXT_PROTOTYPES
+AL_API void AL_APIENTRY alRequestFoldbackStart(ALenum mode,ALsizei count,ALsizei length,ALfloat *mem,LPALFOLDBACKCALLBACK callback);
+AL_API void AL_APIENTRY alRequestFoldbackStop(void);
+#endif
+#endif
+
+#ifndef ALC_EXT_DEDICATED
+#define ALC_EXT_DEDICATED 1
+#define AL_DEDICATED_GAIN                        0x0001
+#define AL_EFFECT_DEDICATED_DIALOGUE             0x9001
+#define AL_EFFECT_DEDICATED_LOW_FREQUENCY_EFFECT 0x9000
+#endif
+
+#ifndef AL_SOFT_buffer_samples
+#define AL_SOFT_buffer_samples 1
+/* Channel configurations */
+#define AL_MONO_SOFT                             0x1500
+#define AL_STEREO_SOFT                           0x1501
+#define AL_REAR_SOFT                             0x1502
+#define AL_QUAD_SOFT                             0x1503
+#define AL_5POINT1_SOFT                          0x1504
+#define AL_6POINT1_SOFT                          0x1505
+#define AL_7POINT1_SOFT                          0x1506
+
+/* Sample types */
+#define AL_BYTE_SOFT                             0x1400
+#define AL_UNSIGNED_BYTE_SOFT                    0x1401
+#define AL_SHORT_SOFT                            0x1402
+#define AL_UNSIGNED_SHORT_SOFT                   0x1403
+#define AL_INT_SOFT                              0x1404
+#define AL_UNSIGNED_INT_SOFT                     0x1405
+#define AL_FLOAT_SOFT                            0x1406
+#define AL_DOUBLE_SOFT                           0x1407
+#define AL_BYTE3_SOFT                            0x1408
+#define AL_UNSIGNED_BYTE3_SOFT                   0x1409
+
+/* Storage formats */
+#define AL_MONO8_SOFT                            0x1100
+#define AL_MONO16_SOFT                           0x1101
+#define AL_MONO32F_SOFT                          0x10010
+#define AL_STEREO8_SOFT                          0x1102
+#define AL_STEREO16_SOFT                         0x1103
+#define AL_STEREO32F_SOFT                        0x10011
+#define AL_QUAD8_SOFT                            0x1204
+#define AL_QUAD16_SOFT                           0x1205
+#define AL_QUAD32F_SOFT                          0x1206
+#define AL_REAR8_SOFT                            0x1207
+#define AL_REAR16_SOFT                           0x1208
+#define AL_REAR32F_SOFT                          0x1209
+#define AL_5POINT1_8_SOFT                        0x120A
+#define AL_5POINT1_16_SOFT                       0x120B
+#define AL_5POINT1_32F_SOFT                      0x120C
+#define AL_6POINT1_8_SOFT                        0x120D
+#define AL_6POINT1_16_SOFT                       0x120E
+#define AL_6POINT1_32F_SOFT                      0x120F
+#define AL_7POINT1_8_SOFT                        0x1210
+#define AL_7POINT1_16_SOFT                       0x1211
+#define AL_7POINT1_32F_SOFT                      0x1212
+
+/* Buffer attributes */
+#define AL_INTERNAL_FORMAT_SOFT                  0x2008
+#define AL_BYTE_LENGTH_SOFT                      0x2009
+#define AL_SAMPLE_LENGTH_SOFT                    0x200A
+#define AL_SEC_LENGTH_SOFT                       0x200B
+
+typedef void (AL_APIENTRY*LPALBUFFERSAMPLESSOFT)(ALuint,ALuint,ALenum,ALsizei,ALenum,ALenum,const ALvoid*);
+typedef void (AL_APIENTRY*LPALBUFFERSUBSAMPLESSOFT)(ALuint,ALsizei,ALsizei,ALenum,ALenum,const ALvoid*);
+typedef void (AL_APIENTRY*LPALGETBUFFERSAMPLESSOFT)(ALuint,ALsizei,ALsizei,ALenum,ALenum,ALvoid*);
+typedef ALboolean (AL_APIENTRY*LPALISBUFFERFORMATSUPPORTEDSOFT)(ALenum);
+#ifdef AL_ALEXT_PROTOTYPES
+AL_API void AL_APIENTRY alBufferSamplesSOFT(ALuint buffer, ALuint samplerate, ALenum internalformat, ALsizei samples, ALenum channels, ALenum type, const ALvoid *data);
+AL_API void AL_APIENTRY alBufferSubSamplesSOFT(ALuint buffer, ALsizei offset, ALsizei samples, ALenum channels, ALenum type, const ALvoid *data);
+AL_API void AL_APIENTRY alGetBufferSamplesSOFT(ALuint buffer, ALsizei offset, ALsizei samples, ALenum channels, ALenum type, ALvoid *data);
+AL_API ALboolean AL_APIENTRY alIsBufferFormatSupportedSOFT(ALenum format);
+#endif
+#endif
+
+#ifndef AL_SOFT_direct_channels
+#define AL_SOFT_direct_channels 1
+#define AL_DIRECT_CHANNELS_SOFT                  0x1033
+#endif
+
+#ifndef ALC_SOFT_loopback
+#define ALC_SOFT_loopback 1
+#define ALC_FORMAT_CHANNELS_SOFT                 0x1990
+#define ALC_FORMAT_TYPE_SOFT                     0x1991
+
+/* Sample types */
+#define ALC_BYTE_SOFT                            0x1400
+#define ALC_UNSIGNED_BYTE_SOFT                   0x1401
+#define ALC_SHORT_SOFT                           0x1402
+#define ALC_UNSIGNED_SHORT_SOFT                  0x1403
+#define ALC_INT_SOFT                             0x1404
+#define ALC_UNSIGNED_INT_SOFT                    0x1405
+#define ALC_FLOAT_SOFT                           0x1406
+
+/* Channel configurations */
+#define ALC_MONO_SOFT                            0x1500
+#define ALC_STEREO_SOFT                          0x1501
+#define ALC_QUAD_SOFT                            0x1503
+#define ALC_5POINT1_SOFT                         0x1504
+#define ALC_6POINT1_SOFT                         0x1505
+#define ALC_7POINT1_SOFT                         0x1506
+
+typedef ALCdevice* (ALC_APIENTRY*LPALCLOOPBACKOPENDEVICESOFT)(const ALCchar*);
+typedef ALCboolean (ALC_APIENTRY*LPALCISRENDERFORMATSUPPORTEDSOFT)(ALCdevice*,ALCsizei,ALCenum,ALCenum);
+typedef void (ALC_APIENTRY*LPALCRENDERSAMPLESSOFT)(ALCdevice*,ALCvoid*,ALCsizei);
+#ifdef AL_ALEXT_PROTOTYPES
+ALC_API ALCdevice* ALC_APIENTRY alcLoopbackOpenDeviceSOFT(const ALCchar *deviceName);
+ALC_API ALCboolean ALC_APIENTRY alcIsRenderFormatSupportedSOFT(ALCdevice *device, ALCsizei freq, ALCenum channels, ALCenum type);
+ALC_API void ALC_APIENTRY alcRenderSamplesSOFT(ALCdevice *device, ALCvoid *buffer, ALCsizei samples);
+#endif
+#endif
+
+#ifndef AL_EXT_STEREO_ANGLES
+#define AL_EXT_STEREO_ANGLES 1
+#define AL_STEREO_ANGLES                         0x1030
+#endif
+
+#ifndef AL_EXT_SOURCE_RADIUS
+#define AL_EXT_SOURCE_RADIUS 1
+#define AL_SOURCE_RADIUS                         0x1031
+#endif
+
+#ifndef AL_SOFT_source_latency
+#define AL_SOFT_source_latency 1
+#define AL_SAMPLE_OFFSET_LATENCY_SOFT            0x1200
+#define AL_SEC_OFFSET_LATENCY_SOFT               0x1201
+typedef int64_t ALint64SOFT;
+typedef uint64_t ALuint64SOFT;
+typedef void (AL_APIENTRY*LPALSOURCEDSOFT)(ALuint,ALenum,ALdouble);
+typedef void (AL_APIENTRY*LPALSOURCE3DSOFT)(ALuint,ALenum,ALdouble,ALdouble,ALdouble);
+typedef void (AL_APIENTRY*LPALSOURCEDVSOFT)(ALuint,ALenum,const ALdouble*);
+typedef void (AL_APIENTRY*LPALGETSOURCEDSOFT)(ALuint,ALenum,ALdouble*);
+typedef void (AL_APIENTRY*LPALGETSOURCE3DSOFT)(ALuint,ALenum,ALdouble*,ALdouble*,ALdouble*);
+typedef void (AL_APIENTRY*LPALGETSOURCEDVSOFT)(ALuint,ALenum,ALdouble*);
+typedef void (AL_APIENTRY*LPALSOURCEI64SOFT)(ALuint,ALenum,ALint64SOFT);
+typedef void (AL_APIENTRY*LPALSOURCE3I64SOFT)(ALuint,ALenum,ALint64SOFT,ALint64SOFT,ALint64SOFT);
+typedef void (AL_APIENTRY*LPALSOURCEI64VSOFT)(ALuint,ALenum,const ALint64SOFT*);
+typedef void (AL_APIENTRY*LPALGETSOURCEI64SOFT)(ALuint,ALenum,ALint64SOFT*);
+typedef void (AL_APIENTRY*LPALGETSOURCE3I64SOFT)(ALuint,ALenum,ALint64SOFT*,ALint64SOFT*,ALint64SOFT*);
+typedef void (AL_APIENTRY*LPALGETSOURCEI64VSOFT)(ALuint,ALenum,ALint64SOFT*);
+#ifdef AL_ALEXT_PROTOTYPES
+AL_API void AL_APIENTRY alSourcedSOFT(ALuint source, ALenum param, ALdouble value);
+AL_API void AL_APIENTRY alSource3dSOFT(ALuint source, ALenum param, ALdouble value1, ALdouble value2, ALdouble value3);
+AL_API void AL_APIENTRY alSourcedvSOFT(ALuint source, ALenum param, const ALdouble *values);
+AL_API void AL_APIENTRY alGetSourcedSOFT(ALuint source, ALenum param, ALdouble *value);
+AL_API void AL_APIENTRY alGetSource3dSOFT(ALuint source, ALenum param, ALdouble *value1, ALdouble *value2, ALdouble *value3);
+AL_API void AL_APIENTRY alGetSourcedvSOFT(ALuint source, ALenum param, ALdouble *values);
+AL_API void AL_APIENTRY alSourcei64SOFT(ALuint source, ALenum param, ALint64SOFT value);
+AL_API void AL_APIENTRY alSource3i64SOFT(ALuint source, ALenum param, ALint64SOFT value1, ALint64SOFT value2, ALint64SOFT value3);
+AL_API void AL_APIENTRY alSourcei64vSOFT(ALuint source, ALenum param, const ALint64SOFT *values);
+AL_API void AL_APIENTRY alGetSourcei64SOFT(ALuint source, ALenum param, ALint64SOFT *value);
+AL_API void AL_APIENTRY alGetSource3i64SOFT(ALuint source, ALenum param, ALint64SOFT *value1, ALint64SOFT *value2, ALint64SOFT *value3);
+AL_API void AL_APIENTRY alGetSourcei64vSOFT(ALuint source, ALenum param, ALint64SOFT *values);
+#endif
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/external/openal_soft/include/AL/efx-creative.h b/external/openal_soft/include/AL/efx-creative.h
new file mode 100644
index 00000000..0a04c982
--- /dev/null
+++ b/external/openal_soft/include/AL/efx-creative.h
@@ -0,0 +1,3 @@
+/* The tokens that would be defined here are already defined in efx.h. This
+ * empty file is here to provide compatibility with Windows-based projects
+ * that would include it. */
diff --git a/external/openal_soft/include/AL/efx-presets.h b/external/openal_soft/include/AL/efx-presets.h
new file mode 100644
index 00000000..86dcbda2
--- /dev/null
+++ b/external/openal_soft/include/AL/efx-presets.h
@@ -0,0 +1,402 @@
+/* Reverb presets for EFX */
+
+#ifndef EFX_PRESETS_H
+#define EFX_PRESETS_H
+
+#ifndef EFXEAXREVERBPROPERTIES_DEFINED
+#define EFXEAXREVERBPROPERTIES_DEFINED
+typedef struct {
+    float flDensity;
+    float flDiffusion;
+    float flGain;
+    float flGainHF;
+    float flGainLF;
+    float flDecayTime;
+    float flDecayHFRatio;
+    float flDecayLFRatio;
+    float flReflectionsGain;
+    float flReflectionsDelay;
+    float flReflectionsPan[3];
+    float flLateReverbGain;
+    float flLateReverbDelay;
+    float flLateReverbPan[3];
+    float flEchoTime;
+    float flEchoDepth;
+    float flModulationTime;
+    float flModulationDepth;
+    float flAirAbsorptionGainHF;
+    float flHFReference;
+    float flLFReference;
+    float flRoomRolloffFactor;
+    int   iDecayHFLimit;
+} EFXEAXREVERBPROPERTIES, *LPEFXEAXREVERBPROPERTIES;
+#endif
+
+/* Default Presets */
+
+#define EFX_REVERB_PRESET_GENERIC \
+    { 1.0000f, 1.0000f, 0.3162f, 0.8913f, 1.0000f, 1.4900f, 0.8300f, 1.0000f, 0.0500f, 0.0070f, { 0.0000f, 0.0000f, 0.0000f }, 1.2589f, 0.0110f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_PADDEDCELL \
+    { 0.1715f, 1.0000f, 0.3162f, 0.0010f, 1.0000f, 0.1700f, 0.1000f, 1.0000f, 0.2500f, 0.0010f, { 0.0000f, 0.0000f, 0.0000f }, 1.2691f, 0.0020f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_ROOM \
+    { 0.4287f, 1.0000f, 0.3162f, 0.5929f, 1.0000f, 0.4000f, 0.8300f, 1.0000f, 0.1503f, 0.0020f, { 0.0000f, 0.0000f, 0.0000f }, 1.0629f, 0.0030f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_BATHROOM \
+    { 0.1715f, 1.0000f, 0.3162f, 0.2512f, 1.0000f, 1.4900f, 0.5400f, 1.0000f, 0.6531f, 0.0070f, { 0.0000f, 0.0000f, 0.0000f }, 3.2734f, 0.0110f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_LIVINGROOM \
+    { 0.9766f, 1.0000f, 0.3162f, 0.0010f, 1.0000f, 0.5000f, 0.1000f, 1.0000f, 0.2051f, 0.0030f, { 0.0000f, 0.0000f, 0.0000f }, 0.2805f, 0.0040f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_STONEROOM \
+    { 1.0000f, 1.0000f, 0.3162f, 0.7079f, 1.0000f, 2.3100f, 0.6400f, 1.0000f, 0.4411f, 0.0120f, { 0.0000f, 0.0000f, 0.0000f }, 1.1003f, 0.0170f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_AUDITORIUM \
+    { 1.0000f, 1.0000f, 0.3162f, 0.5781f, 1.0000f, 4.3200f, 0.5900f, 1.0000f, 0.4032f, 0.0200f, { 0.0000f, 0.0000f, 0.0000f }, 0.7170f, 0.0300f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_CONCERTHALL \
+    { 1.0000f, 1.0000f, 0.3162f, 0.5623f, 1.0000f, 3.9200f, 0.7000f, 1.0000f, 0.2427f, 0.0200f, { 0.0000f, 0.0000f, 0.0000f }, 0.9977f, 0.0290f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_CAVE \
+    { 1.0000f, 1.0000f, 0.3162f, 1.0000f, 1.0000f, 2.9100f, 1.3000f, 1.0000f, 0.5000f, 0.0150f, { 0.0000f, 0.0000f, 0.0000f }, 0.7063f, 0.0220f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x0 }
+
+#define EFX_REVERB_PRESET_ARENA \
+    { 1.0000f, 1.0000f, 0.3162f, 0.4477f, 1.0000f, 7.2400f, 0.3300f, 1.0000f, 0.2612f, 0.0200f, { 0.0000f, 0.0000f, 0.0000f }, 1.0186f, 0.0300f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_HANGAR \
+    { 1.0000f, 1.0000f, 0.3162f, 0.3162f, 1.0000f, 10.0500f, 0.2300f, 1.0000f, 0.5000f, 0.0200f, { 0.0000f, 0.0000f, 0.0000f }, 1.2560f, 0.0300f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_CARPETEDHALLWAY \
+    { 0.4287f, 1.0000f, 0.3162f, 0.0100f, 1.0000f, 0.3000f, 0.1000f, 1.0000f, 0.1215f, 0.0020f, { 0.0000f, 0.0000f, 0.0000f }, 0.1531f, 0.0300f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_HALLWAY \
+    { 0.3645f, 1.0000f, 0.3162f, 0.7079f, 1.0000f, 1.4900f, 0.5900f, 1.0000f, 0.2458f, 0.0070f, { 0.0000f, 0.0000f, 0.0000f }, 1.6615f, 0.0110f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_STONECORRIDOR \
+    { 1.0000f, 1.0000f, 0.3162f, 0.7612f, 1.0000f, 2.7000f, 0.7900f, 1.0000f, 0.2472f, 0.0130f, { 0.0000f, 0.0000f, 0.0000f }, 1.5758f, 0.0200f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_ALLEY \
+    { 1.0000f, 0.3000f, 0.3162f, 0.7328f, 1.0000f, 1.4900f, 0.8600f, 1.0000f, 0.2500f, 0.0070f, { 0.0000f, 0.0000f, 0.0000f }, 0.9954f, 0.0110f, { 0.0000f, 0.0000f, 0.0000f }, 0.1250f, 0.9500f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_FOREST \
+    { 1.0000f, 0.3000f, 0.3162f, 0.0224f, 1.0000f, 1.4900f, 0.5400f, 1.0000f, 0.0525f, 0.1620f, { 0.0000f, 0.0000f, 0.0000f }, 0.7682f, 0.0880f, { 0.0000f, 0.0000f, 0.0000f }, 0.1250f, 1.0000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_CITY \
+    { 1.0000f, 0.5000f, 0.3162f, 0.3981f, 1.0000f, 1.4900f, 0.6700f, 1.0000f, 0.0730f, 0.0070f, { 0.0000f, 0.0000f, 0.0000f }, 0.1427f, 0.0110f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_MOUNTAINS \
+    { 1.0000f, 0.2700f, 0.3162f, 0.0562f, 1.0000f, 1.4900f, 0.2100f, 1.0000f, 0.0407f, 0.3000f, { 0.0000f, 0.0000f, 0.0000f }, 0.1919f, 0.1000f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 1.0000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x0 }
+
+#define EFX_REVERB_PRESET_QUARRY \
+    { 1.0000f, 1.0000f, 0.3162f, 0.3162f, 1.0000f, 1.4900f, 0.8300f, 1.0000f, 0.0000f, 0.0610f, { 0.0000f, 0.0000f, 0.0000f }, 1.7783f, 0.0250f, { 0.0000f, 0.0000f, 0.0000f }, 0.1250f, 0.7000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_PLAIN \
+    { 1.0000f, 0.2100f, 0.3162f, 0.1000f, 1.0000f, 1.4900f, 0.5000f, 1.0000f, 0.0585f, 0.1790f, { 0.0000f, 0.0000f, 0.0000f }, 0.1089f, 0.1000f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 1.0000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_PARKINGLOT \
+    { 1.0000f, 1.0000f, 0.3162f, 1.0000f, 1.0000f, 1.6500f, 1.5000f, 1.0000f, 0.2082f, 0.0080f, { 0.0000f, 0.0000f, 0.0000f }, 0.2652f, 0.0120f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x0 }
+
+#define EFX_REVERB_PRESET_SEWERPIPE \
+    { 0.3071f, 0.8000f, 0.3162f, 0.3162f, 1.0000f, 2.8100f, 0.1400f, 1.0000f, 1.6387f, 0.0140f, { 0.0000f, 0.0000f, 0.0000f }, 3.2471f, 0.0210f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_UNDERWATER \
+    { 0.3645f, 1.0000f, 0.3162f, 0.0100f, 1.0000f, 1.4900f, 0.1000f, 1.0000f, 0.5963f, 0.0070f, { 0.0000f, 0.0000f, 0.0000f }, 7.0795f, 0.0110f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 1.1800f, 0.3480f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_DRUGGED \
+    { 0.4287f, 0.5000f, 0.3162f, 1.0000f, 1.0000f, 8.3900f, 1.3900f, 1.0000f, 0.8760f, 0.0020f, { 0.0000f, 0.0000f, 0.0000f }, 3.1081f, 0.0300f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 1.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x0 }
+
+#define EFX_REVERB_PRESET_DIZZY \
+    { 0.3645f, 0.6000f, 0.3162f, 0.6310f, 1.0000f, 17.2300f, 0.5600f, 1.0000f, 0.1392f, 0.0200f, { 0.0000f, 0.0000f, 0.0000f }, 0.4937f, 0.0300f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 1.0000f, 0.8100f, 0.3100f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x0 }
+
+#define EFX_REVERB_PRESET_PSYCHOTIC \
+    { 0.0625f, 0.5000f, 0.3162f, 0.8404f, 1.0000f, 7.5600f, 0.9100f, 1.0000f, 0.4864f, 0.0200f, { 0.0000f, 0.0000f, 0.0000f }, 2.4378f, 0.0300f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 4.0000f, 1.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x0 }
+
+/* Castle Presets */
+
+#define EFX_REVERB_PRESET_CASTLE_SMALLROOM \
+    { 1.0000f, 0.8900f, 0.3162f, 0.3981f, 0.1000f, 1.2200f, 0.8300f, 0.3100f, 0.8913f, 0.0220f, { 0.0000f, 0.0000f, 0.0000f }, 1.9953f, 0.0110f, { 0.0000f, 0.0000f, 0.0000f }, 0.1380f, 0.0800f, 0.2500f, 0.0000f, 0.9943f, 5168.6001f, 139.5000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_CASTLE_SHORTPASSAGE \
+    { 1.0000f, 0.8900f, 0.3162f, 0.3162f, 0.1000f, 2.3200f, 0.8300f, 0.3100f, 0.8913f, 0.0070f, { 0.0000f, 0.0000f, 0.0000f }, 1.2589f, 0.0230f, { 0.0000f, 0.0000f, 0.0000f }, 0.1380f, 0.0800f, 0.2500f, 0.0000f, 0.9943f, 5168.6001f, 139.5000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_CASTLE_MEDIUMROOM \
+    { 1.0000f, 0.9300f, 0.3162f, 0.2818f, 0.1000f, 2.0400f, 0.8300f, 0.4600f, 0.6310f, 0.0220f, { 0.0000f, 0.0000f, 0.0000f }, 1.5849f, 0.0110f, { 0.0000f, 0.0000f, 0.0000f }, 0.1550f, 0.0300f, 0.2500f, 0.0000f, 0.9943f, 5168.6001f, 139.5000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_CASTLE_LARGEROOM \
+    { 1.0000f, 0.8200f, 0.3162f, 0.2818f, 0.1259f, 2.5300f, 0.8300f, 0.5000f, 0.4467f, 0.0340f, { 0.0000f, 0.0000f, 0.0000f }, 1.2589f, 0.0160f, { 0.0000f, 0.0000f, 0.0000f }, 0.1850f, 0.0700f, 0.2500f, 0.0000f, 0.9943f, 5168.6001f, 139.5000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_CASTLE_LONGPASSAGE \
+    { 1.0000f, 0.8900f, 0.3162f, 0.3981f, 0.1000f, 3.4200f, 0.8300f, 0.3100f, 0.8913f, 0.0070f, { 0.0000f, 0.0000f, 0.0000f }, 1.4125f, 0.0230f, { 0.0000f, 0.0000f, 0.0000f }, 0.1380f, 0.0800f, 0.2500f, 0.0000f, 0.9943f, 5168.6001f, 139.5000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_CASTLE_HALL \
+    { 1.0000f, 0.8100f, 0.3162f, 0.2818f, 0.1778f, 3.1400f, 0.7900f, 0.6200f, 0.1778f, 0.0560f, { 0.0000f, 0.0000f, 0.0000f }, 1.1220f, 0.0240f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 5168.6001f, 139.5000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_CASTLE_CUPBOARD \
+    { 1.0000f, 0.8900f, 0.3162f, 0.2818f, 0.1000f, 0.6700f, 0.8700f, 0.3100f, 1.4125f, 0.0100f, { 0.0000f, 0.0000f, 0.0000f }, 3.5481f, 0.0070f, { 0.0000f, 0.0000f, 0.0000f }, 0.1380f, 0.0800f, 0.2500f, 0.0000f, 0.9943f, 5168.6001f, 139.5000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_CASTLE_COURTYARD \
+    { 1.0000f, 0.4200f, 0.3162f, 0.4467f, 0.1995f, 2.1300f, 0.6100f, 0.2300f, 0.2239f, 0.1600f, { 0.0000f, 0.0000f, 0.0000f }, 0.7079f, 0.0360f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.3700f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x0 }
+
+#define EFX_REVERB_PRESET_CASTLE_ALCOVE \
+    { 1.0000f, 0.8900f, 0.3162f, 0.5012f, 0.1000f, 1.6400f, 0.8700f, 0.3100f, 1.0000f, 0.0070f, { 0.0000f, 0.0000f, 0.0000f }, 1.4125f, 0.0340f, { 0.0000f, 0.0000f, 0.0000f }, 0.1380f, 0.0800f, 0.2500f, 0.0000f, 0.9943f, 5168.6001f, 139.5000f, 0.0000f, 0x1 }
+
+/* Factory Presets */
+
+#define EFX_REVERB_PRESET_FACTORY_SMALLROOM \
+    { 0.3645f, 0.8200f, 0.3162f, 0.7943f, 0.5012f, 1.7200f, 0.6500f, 1.3100f, 0.7079f, 0.0100f, { 0.0000f, 0.0000f, 0.0000f }, 1.7783f, 0.0240f, { 0.0000f, 0.0000f, 0.0000f }, 0.1190f, 0.0700f, 0.2500f, 0.0000f, 0.9943f, 3762.6001f, 362.5000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_FACTORY_SHORTPASSAGE \
+    { 0.3645f, 0.6400f, 0.2512f, 0.7943f, 0.5012f, 2.5300f, 0.6500f, 1.3100f, 1.0000f, 0.0100f, { 0.0000f, 0.0000f, 0.0000f }, 1.2589f, 0.0380f, { 0.0000f, 0.0000f, 0.0000f }, 0.1350f, 0.2300f, 0.2500f, 0.0000f, 0.9943f, 3762.6001f, 362.5000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_FACTORY_MEDIUMROOM \
+    { 0.4287f, 0.8200f, 0.2512f, 0.7943f, 0.5012f, 2.7600f, 0.6500f, 1.3100f, 0.2818f, 0.0220f, { 0.0000f, 0.0000f, 0.0000f }, 1.4125f, 0.0230f, { 0.0000f, 0.0000f, 0.0000f }, 0.1740f, 0.0700f, 0.2500f, 0.0000f, 0.9943f, 3762.6001f, 362.5000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_FACTORY_LARGEROOM \
+    { 0.4287f, 0.7500f, 0.2512f, 0.7079f, 0.6310f, 4.2400f, 0.5100f, 1.3100f, 0.1778f, 0.0390f, { 0.0000f, 0.0000f, 0.0000f }, 1.1220f, 0.0230f, { 0.0000f, 0.0000f, 0.0000f }, 0.2310f, 0.0700f, 0.2500f, 0.0000f, 0.9943f, 3762.6001f, 362.5000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_FACTORY_LONGPASSAGE \
+    { 0.3645f, 0.6400f, 0.2512f, 0.7943f, 0.5012f, 4.0600f, 0.6500f, 1.3100f, 1.0000f, 0.0200f, { 0.0000f, 0.0000f, 0.0000f }, 1.2589f, 0.0370f, { 0.0000f, 0.0000f, 0.0000f }, 0.1350f, 0.2300f, 0.2500f, 0.0000f, 0.9943f, 3762.6001f, 362.5000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_FACTORY_HALL \
+    { 0.4287f, 0.7500f, 0.3162f, 0.7079f, 0.6310f, 7.4300f, 0.5100f, 1.3100f, 0.0631f, 0.0730f, { 0.0000f, 0.0000f, 0.0000f }, 0.8913f, 0.0270f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0700f, 0.2500f, 0.0000f, 0.9943f, 3762.6001f, 362.5000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_FACTORY_CUPBOARD \
+    { 0.3071f, 0.6300f, 0.2512f, 0.7943f, 0.5012f, 0.4900f, 0.6500f, 1.3100f, 1.2589f, 0.0100f, { 0.0000f, 0.0000f, 0.0000f }, 1.9953f, 0.0320f, { 0.0000f, 0.0000f, 0.0000f }, 0.1070f, 0.0700f, 0.2500f, 0.0000f, 0.9943f, 3762.6001f, 362.5000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_FACTORY_COURTYARD \
+    { 0.3071f, 0.5700f, 0.3162f, 0.3162f, 0.6310f, 2.3200f, 0.2900f, 0.5600f, 0.2239f, 0.1400f, { 0.0000f, 0.0000f, 0.0000f }, 0.3981f, 0.0390f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.2900f, 0.2500f, 0.0000f, 0.9943f, 3762.6001f, 362.5000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_FACTORY_ALCOVE \
+    { 0.3645f, 0.5900f, 0.2512f, 0.7943f, 0.5012f, 3.1400f, 0.6500f, 1.3100f, 1.4125f, 0.0100f, { 0.0000f, 0.0000f, 0.0000f }, 1.0000f, 0.0380f, { 0.0000f, 0.0000f, 0.0000f }, 0.1140f, 0.1000f, 0.2500f, 0.0000f, 0.9943f, 3762.6001f, 362.5000f, 0.0000f, 0x1 }
+
+/* Ice Palace Presets */
+
+#define EFX_REVERB_PRESET_ICEPALACE_SMALLROOM \
+    { 1.0000f, 0.8400f, 0.3162f, 0.5623f, 0.2818f, 1.5100f, 1.5300f, 0.2700f, 0.8913f, 0.0100f, { 0.0000f, 0.0000f, 0.0000f }, 1.4125f, 0.0110f, { 0.0000f, 0.0000f, 0.0000f }, 0.1640f, 0.1400f, 0.2500f, 0.0000f, 0.9943f, 12428.5000f, 99.6000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_ICEPALACE_SHORTPASSAGE \
+    { 1.0000f, 0.7500f, 0.3162f, 0.5623f, 0.2818f, 1.7900f, 1.4600f, 0.2800f, 0.5012f, 0.0100f, { 0.0000f, 0.0000f, 0.0000f }, 1.1220f, 0.0190f, { 0.0000f, 0.0000f, 0.0000f }, 0.1770f, 0.0900f, 0.2500f, 0.0000f, 0.9943f, 12428.5000f, 99.6000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_ICEPALACE_MEDIUMROOM \
+    { 1.0000f, 0.8700f, 0.3162f, 0.5623f, 0.4467f, 2.2200f, 1.5300f, 0.3200f, 0.3981f, 0.0390f, { 0.0000f, 0.0000f, 0.0000f }, 1.1220f, 0.0270f, { 0.0000f, 0.0000f, 0.0000f }, 0.1860f, 0.1200f, 0.2500f, 0.0000f, 0.9943f, 12428.5000f, 99.6000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_ICEPALACE_LARGEROOM \
+    { 1.0000f, 0.8100f, 0.3162f, 0.5623f, 0.4467f, 3.1400f, 1.5300f, 0.3200f, 0.2512f, 0.0390f, { 0.0000f, 0.0000f, 0.0000f }, 1.0000f, 0.0270f, { 0.0000f, 0.0000f, 0.0000f }, 0.2140f, 0.1100f, 0.2500f, 0.0000f, 0.9943f, 12428.5000f, 99.6000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_ICEPALACE_LONGPASSAGE \
+    { 1.0000f, 0.7700f, 0.3162f, 0.5623f, 0.3981f, 3.0100f, 1.4600f, 0.2800f, 0.7943f, 0.0120f, { 0.0000f, 0.0000f, 0.0000f }, 1.2589f, 0.0250f, { 0.0000f, 0.0000f, 0.0000f }, 0.1860f, 0.0400f, 0.2500f, 0.0000f, 0.9943f, 12428.5000f, 99.6000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_ICEPALACE_HALL \
+    { 1.0000f, 0.7600f, 0.3162f, 0.4467f, 0.5623f, 5.4900f, 1.5300f, 0.3800f, 0.1122f, 0.0540f, { 0.0000f, 0.0000f, 0.0000f }, 0.6310f, 0.0520f, { 0.0000f, 0.0000f, 0.0000f }, 0.2260f, 0.1100f, 0.2500f, 0.0000f, 0.9943f, 12428.5000f, 99.6000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_ICEPALACE_CUPBOARD \
+    { 1.0000f, 0.8300f, 0.3162f, 0.5012f, 0.2239f, 0.7600f, 1.5300f, 0.2600f, 1.1220f, 0.0120f, { 0.0000f, 0.0000f, 0.0000f }, 1.9953f, 0.0160f, { 0.0000f, 0.0000f, 0.0000f }, 0.1430f, 0.0800f, 0.2500f, 0.0000f, 0.9943f, 12428.5000f, 99.6000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_ICEPALACE_COURTYARD \
+    { 1.0000f, 0.5900f, 0.3162f, 0.2818f, 0.3162f, 2.0400f, 1.2000f, 0.3800f, 0.3162f, 0.1730f, { 0.0000f, 0.0000f, 0.0000f }, 0.3162f, 0.0430f, { 0.0000f, 0.0000f, 0.0000f }, 0.2350f, 0.4800f, 0.2500f, 0.0000f, 0.9943f, 12428.5000f, 99.6000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_ICEPALACE_ALCOVE \
+    { 1.0000f, 0.8400f, 0.3162f, 0.5623f, 0.2818f, 2.7600f, 1.4600f, 0.2800f, 1.1220f, 0.0100f, { 0.0000f, 0.0000f, 0.0000f }, 0.8913f, 0.0300f, { 0.0000f, 0.0000f, 0.0000f }, 0.1610f, 0.0900f, 0.2500f, 0.0000f, 0.9943f, 12428.5000f, 99.6000f, 0.0000f, 0x1 }
+
+/* Space Station Presets */
+
+#define EFX_REVERB_PRESET_SPACESTATION_SMALLROOM \
+    { 0.2109f, 0.7000f, 0.3162f, 0.7079f, 0.8913f, 1.7200f, 0.8200f, 0.5500f, 0.7943f, 0.0070f, { 0.0000f, 0.0000f, 0.0000f }, 1.4125f, 0.0130f, { 0.0000f, 0.0000f, 0.0000f }, 0.1880f, 0.2600f, 0.2500f, 0.0000f, 0.9943f, 3316.1001f, 458.2000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_SPACESTATION_SHORTPASSAGE \
+    { 0.2109f, 0.8700f, 0.3162f, 0.6310f, 0.8913f, 3.5700f, 0.5000f, 0.5500f, 1.0000f, 0.0120f, { 0.0000f, 0.0000f, 0.0000f }, 1.1220f, 0.0160f, { 0.0000f, 0.0000f, 0.0000f }, 0.1720f, 0.2000f, 0.2500f, 0.0000f, 0.9943f, 3316.1001f, 458.2000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_SPACESTATION_MEDIUMROOM \
+    { 0.2109f, 0.7500f, 0.3162f, 0.6310f, 0.8913f, 3.0100f, 0.5000f, 0.5500f, 0.3981f, 0.0340f, { 0.0000f, 0.0000f, 0.0000f }, 1.1220f, 0.0350f, { 0.0000f, 0.0000f, 0.0000f }, 0.2090f, 0.3100f, 0.2500f, 0.0000f, 0.9943f, 3316.1001f, 458.2000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_SPACESTATION_LARGEROOM \
+    { 0.3645f, 0.8100f, 0.3162f, 0.6310f, 0.8913f, 3.8900f, 0.3800f, 0.6100f, 0.3162f, 0.0560f, { 0.0000f, 0.0000f, 0.0000f }, 0.8913f, 0.0350f, { 0.0000f, 0.0000f, 0.0000f }, 0.2330f, 0.2800f, 0.2500f, 0.0000f, 0.9943f, 3316.1001f, 458.2000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_SPACESTATION_LONGPASSAGE \
+    { 0.4287f, 0.8200f, 0.3162f, 0.6310f, 0.8913f, 4.6200f, 0.6200f, 0.5500f, 1.0000f, 0.0120f, { 0.0000f, 0.0000f, 0.0000f }, 1.2589f, 0.0310f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.2300f, 0.2500f, 0.0000f, 0.9943f, 3316.1001f, 458.2000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_SPACESTATION_HALL \
+    { 0.4287f, 0.8700f, 0.3162f, 0.6310f, 0.8913f, 7.1100f, 0.3800f, 0.6100f, 0.1778f, 0.1000f, { 0.0000f, 0.0000f, 0.0000f }, 0.6310f, 0.0470f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.2500f, 0.2500f, 0.0000f, 0.9943f, 3316.1001f, 458.2000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_SPACESTATION_CUPBOARD \
+    { 0.1715f, 0.5600f, 0.3162f, 0.7079f, 0.8913f, 0.7900f, 0.8100f, 0.5500f, 1.4125f, 0.0070f, { 0.0000f, 0.0000f, 0.0000f }, 1.7783f, 0.0180f, { 0.0000f, 0.0000f, 0.0000f }, 0.1810f, 0.3100f, 0.2500f, 0.0000f, 0.9943f, 3316.1001f, 458.2000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_SPACESTATION_ALCOVE \
+    { 0.2109f, 0.7800f, 0.3162f, 0.7079f, 0.8913f, 1.1600f, 0.8100f, 0.5500f, 1.4125f, 0.0070f, { 0.0000f, 0.0000f, 0.0000f }, 1.0000f, 0.0180f, { 0.0000f, 0.0000f, 0.0000f }, 0.1920f, 0.2100f, 0.2500f, 0.0000f, 0.9943f, 3316.1001f, 458.2000f, 0.0000f, 0x1 }
+
+/* Wooden Galleon Presets */
+
+#define EFX_REVERB_PRESET_WOODEN_SMALLROOM \
+    { 1.0000f, 1.0000f, 0.3162f, 0.1122f, 0.3162f, 0.7900f, 0.3200f, 0.8700f, 1.0000f, 0.0320f, { 0.0000f, 0.0000f, 0.0000f }, 0.8913f, 0.0290f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 4705.0000f, 99.6000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_WOODEN_SHORTPASSAGE \
+    { 1.0000f, 1.0000f, 0.3162f, 0.1259f, 0.3162f, 1.7500f, 0.5000f, 0.8700f, 0.8913f, 0.0120f, { 0.0000f, 0.0000f, 0.0000f }, 0.6310f, 0.0240f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 4705.0000f, 99.6000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_WOODEN_MEDIUMROOM \
+    { 1.0000f, 1.0000f, 0.3162f, 0.1000f, 0.2818f, 1.4700f, 0.4200f, 0.8200f, 0.8913f, 0.0490f, { 0.0000f, 0.0000f, 0.0000f }, 0.8913f, 0.0290f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 4705.0000f, 99.6000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_WOODEN_LARGEROOM \
+    { 1.0000f, 1.0000f, 0.3162f, 0.0891f, 0.2818f, 2.6500f, 0.3300f, 0.8200f, 0.8913f, 0.0660f, { 0.0000f, 0.0000f, 0.0000f }, 0.7943f, 0.0490f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 4705.0000f, 99.6000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_WOODEN_LONGPASSAGE \
+    { 1.0000f, 1.0000f, 0.3162f, 0.1000f, 0.3162f, 1.9900f, 0.4000f, 0.7900f, 1.0000f, 0.0200f, { 0.0000f, 0.0000f, 0.0000f }, 0.4467f, 0.0360f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 4705.0000f, 99.6000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_WOODEN_HALL \
+    { 1.0000f, 1.0000f, 0.3162f, 0.0794f, 0.2818f, 3.4500f, 0.3000f, 0.8200f, 0.8913f, 0.0880f, { 0.0000f, 0.0000f, 0.0000f }, 0.7943f, 0.0630f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 4705.0000f, 99.6000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_WOODEN_CUPBOARD \
+    { 1.0000f, 1.0000f, 0.3162f, 0.1413f, 0.3162f, 0.5600f, 0.4600f, 0.9100f, 1.1220f, 0.0120f, { 0.0000f, 0.0000f, 0.0000f }, 1.1220f, 0.0280f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 4705.0000f, 99.6000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_WOODEN_COURTYARD \
+    { 1.0000f, 0.6500f, 0.3162f, 0.0794f, 0.3162f, 1.7900f, 0.3500f, 0.7900f, 0.5623f, 0.1230f, { 0.0000f, 0.0000f, 0.0000f }, 0.1000f, 0.0320f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 4705.0000f, 99.6000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_WOODEN_ALCOVE \
+    { 1.0000f, 1.0000f, 0.3162f, 0.1259f, 0.3162f, 1.2200f, 0.6200f, 0.9100f, 1.1220f, 0.0120f, { 0.0000f, 0.0000f, 0.0000f }, 0.7079f, 0.0240f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 4705.0000f, 99.6000f, 0.0000f, 0x1 }
+
+/* Sports Presets */
+
+#define EFX_REVERB_PRESET_SPORT_EMPTYSTADIUM \
+    { 1.0000f, 1.0000f, 0.3162f, 0.4467f, 0.7943f, 6.2600f, 0.5100f, 1.1000f, 0.0631f, 0.1830f, { 0.0000f, 0.0000f, 0.0000f }, 0.3981f, 0.0380f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_SPORT_SQUASHCOURT \
+    { 1.0000f, 0.7500f, 0.3162f, 0.3162f, 0.7943f, 2.2200f, 0.9100f, 1.1600f, 0.4467f, 0.0070f, { 0.0000f, 0.0000f, 0.0000f }, 0.7943f, 0.0110f, { 0.0000f, 0.0000f, 0.0000f }, 0.1260f, 0.1900f, 0.2500f, 0.0000f, 0.9943f, 7176.8999f, 211.2000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_SPORT_SMALLSWIMMINGPOOL \
+    { 1.0000f, 0.7000f, 0.3162f, 0.7943f, 0.8913f, 2.7600f, 1.2500f, 1.1400f, 0.6310f, 0.0200f, { 0.0000f, 0.0000f, 0.0000f }, 0.7943f, 0.0300f, { 0.0000f, 0.0000f, 0.0000f }, 0.1790f, 0.1500f, 0.8950f, 0.1900f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x0 }
+
+#define EFX_REVERB_PRESET_SPORT_LARGESWIMMINGPOOL \
+    { 1.0000f, 0.8200f, 0.3162f, 0.7943f, 1.0000f, 5.4900f, 1.3100f, 1.1400f, 0.4467f, 0.0390f, { 0.0000f, 0.0000f, 0.0000f }, 0.5012f, 0.0490f, { 0.0000f, 0.0000f, 0.0000f }, 0.2220f, 0.5500f, 1.1590f, 0.2100f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x0 }
+
+#define EFX_REVERB_PRESET_SPORT_GYMNASIUM \
+    { 1.0000f, 0.8100f, 0.3162f, 0.4467f, 0.8913f, 3.1400f, 1.0600f, 1.3500f, 0.3981f, 0.0290f, { 0.0000f, 0.0000f, 0.0000f }, 0.5623f, 0.0450f, { 0.0000f, 0.0000f, 0.0000f }, 0.1460f, 0.1400f, 0.2500f, 0.0000f, 0.9943f, 7176.8999f, 211.2000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_SPORT_FULLSTADIUM \
+    { 1.0000f, 1.0000f, 0.3162f, 0.0708f, 0.7943f, 5.2500f, 0.1700f, 0.8000f, 0.1000f, 0.1880f, { 0.0000f, 0.0000f, 0.0000f }, 0.2818f, 0.0380f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_SPORT_STADIUMTANNOY \
+    { 1.0000f, 0.7800f, 0.3162f, 0.5623f, 0.5012f, 2.5300f, 0.8800f, 0.6800f, 0.2818f, 0.2300f, { 0.0000f, 0.0000f, 0.0000f }, 0.5012f, 0.0630f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.2000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+/* Prefab Presets */
+
+#define EFX_REVERB_PRESET_PREFAB_WORKSHOP \
+    { 0.4287f, 1.0000f, 0.3162f, 0.1413f, 0.3981f, 0.7600f, 1.0000f, 1.0000f, 1.0000f, 0.0120f, { 0.0000f, 0.0000f, 0.0000f }, 1.1220f, 0.0120f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x0 }
+
+#define EFX_REVERB_PRESET_PREFAB_SCHOOLROOM \
+    { 0.4022f, 0.6900f, 0.3162f, 0.6310f, 0.5012f, 0.9800f, 0.4500f, 0.1800f, 1.4125f, 0.0170f, { 0.0000f, 0.0000f, 0.0000f }, 1.4125f, 0.0150f, { 0.0000f, 0.0000f, 0.0000f }, 0.0950f, 0.1400f, 0.2500f, 0.0000f, 0.9943f, 7176.8999f, 211.2000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_PREFAB_PRACTISEROOM \
+    { 0.4022f, 0.8700f, 0.3162f, 0.3981f, 0.5012f, 1.1200f, 0.5600f, 0.1800f, 1.2589f, 0.0100f, { 0.0000f, 0.0000f, 0.0000f }, 1.4125f, 0.0110f, { 0.0000f, 0.0000f, 0.0000f }, 0.0950f, 0.1400f, 0.2500f, 0.0000f, 0.9943f, 7176.8999f, 211.2000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_PREFAB_OUTHOUSE \
+    { 1.0000f, 0.8200f, 0.3162f, 0.1122f, 0.1585f, 1.3800f, 0.3800f, 0.3500f, 0.8913f, 0.0240f, { 0.0000f, 0.0000f, -0.0000f }, 0.6310f, 0.0440f, { 0.0000f, 0.0000f, 0.0000f }, 0.1210f, 0.1700f, 0.2500f, 0.0000f, 0.9943f, 2854.3999f, 107.5000f, 0.0000f, 0x0 }
+
+#define EFX_REVERB_PRESET_PREFAB_CARAVAN \
+    { 1.0000f, 1.0000f, 0.3162f, 0.0891f, 0.1259f, 0.4300f, 1.5000f, 1.0000f, 1.0000f, 0.0120f, { 0.0000f, 0.0000f, 0.0000f }, 1.9953f, 0.0120f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x0 }
+
+/* Dome and Pipe Presets */
+
+#define EFX_REVERB_PRESET_DOME_TOMB \
+    { 1.0000f, 0.7900f, 0.3162f, 0.3548f, 0.2239f, 4.1800f, 0.2100f, 0.1000f, 0.3868f, 0.0300f, { 0.0000f, 0.0000f, 0.0000f }, 1.6788f, 0.0220f, { 0.0000f, 0.0000f, 0.0000f }, 0.1770f, 0.1900f, 0.2500f, 0.0000f, 0.9943f, 2854.3999f, 20.0000f, 0.0000f, 0x0 }
+
+#define EFX_REVERB_PRESET_PIPE_SMALL \
+    { 1.0000f, 1.0000f, 0.3162f, 0.3548f, 0.2239f, 5.0400f, 0.1000f, 0.1000f, 0.5012f, 0.0320f, { 0.0000f, 0.0000f, 0.0000f }, 2.5119f, 0.0150f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 2854.3999f, 20.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_DOME_SAINTPAULS \
+    { 1.0000f, 0.8700f, 0.3162f, 0.3548f, 0.2239f, 10.4800f, 0.1900f, 0.1000f, 0.1778f, 0.0900f, { 0.0000f, 0.0000f, 0.0000f }, 1.2589f, 0.0420f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.1200f, 0.2500f, 0.0000f, 0.9943f, 2854.3999f, 20.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_PIPE_LONGTHIN \
+    { 0.2560f, 0.9100f, 0.3162f, 0.4467f, 0.2818f, 9.2100f, 0.1800f, 0.1000f, 0.7079f, 0.0100f, { 0.0000f, 0.0000f, 0.0000f }, 0.7079f, 0.0220f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 2854.3999f, 20.0000f, 0.0000f, 0x0 }
+
+#define EFX_REVERB_PRESET_PIPE_LARGE \
+    { 1.0000f, 1.0000f, 0.3162f, 0.3548f, 0.2239f, 8.4500f, 0.1000f, 0.1000f, 0.3981f, 0.0460f, { 0.0000f, 0.0000f, 0.0000f }, 1.5849f, 0.0320f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 2854.3999f, 20.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_PIPE_RESONANT \
+    { 0.1373f, 0.9100f, 0.3162f, 0.4467f, 0.2818f, 6.8100f, 0.1800f, 0.1000f, 0.7079f, 0.0100f, { 0.0000f, 0.0000f, 0.0000f }, 1.0000f, 0.0220f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 2854.3999f, 20.0000f, 0.0000f, 0x0 }
+
+/* Outdoors Presets */
+
+#define EFX_REVERB_PRESET_OUTDOORS_BACKYARD \
+    { 1.0000f, 0.4500f, 0.3162f, 0.2512f, 0.5012f, 1.1200f, 0.3400f, 0.4600f, 0.4467f, 0.0690f, { 0.0000f, 0.0000f, -0.0000f }, 0.7079f, 0.0230f, { 0.0000f, 0.0000f, 0.0000f }, 0.2180f, 0.3400f, 0.2500f, 0.0000f, 0.9943f, 4399.1001f, 242.9000f, 0.0000f, 0x0 }
+
+#define EFX_REVERB_PRESET_OUTDOORS_ROLLINGPLAINS \
+    { 1.0000f, 0.0000f, 0.3162f, 0.0112f, 0.6310f, 2.1300f, 0.2100f, 0.4600f, 0.1778f, 0.3000f, { 0.0000f, 0.0000f, -0.0000f }, 0.4467f, 0.0190f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 1.0000f, 0.2500f, 0.0000f, 0.9943f, 4399.1001f, 242.9000f, 0.0000f, 0x0 }
+
+#define EFX_REVERB_PRESET_OUTDOORS_DEEPCANYON \
+    { 1.0000f, 0.7400f, 0.3162f, 0.1778f, 0.6310f, 3.8900f, 0.2100f, 0.4600f, 0.3162f, 0.2230f, { 0.0000f, 0.0000f, -0.0000f }, 0.3548f, 0.0190f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 1.0000f, 0.2500f, 0.0000f, 0.9943f, 4399.1001f, 242.9000f, 0.0000f, 0x0 }
+
+#define EFX_REVERB_PRESET_OUTDOORS_CREEK \
+    { 1.0000f, 0.3500f, 0.3162f, 0.1778f, 0.5012f, 2.1300f, 0.2100f, 0.4600f, 0.3981f, 0.1150f, { 0.0000f, 0.0000f, -0.0000f }, 0.1995f, 0.0310f, { 0.0000f, 0.0000f, 0.0000f }, 0.2180f, 0.3400f, 0.2500f, 0.0000f, 0.9943f, 4399.1001f, 242.9000f, 0.0000f, 0x0 }
+
+#define EFX_REVERB_PRESET_OUTDOORS_VALLEY \
+    { 1.0000f, 0.2800f, 0.3162f, 0.0282f, 0.1585f, 2.8800f, 0.2600f, 0.3500f, 0.1413f, 0.2630f, { 0.0000f, 0.0000f, -0.0000f }, 0.3981f, 0.1000f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.3400f, 0.2500f, 0.0000f, 0.9943f, 2854.3999f, 107.5000f, 0.0000f, 0x0 }
+
+/* Mood Presets */
+
+#define EFX_REVERB_PRESET_MOOD_HEAVEN \
+    { 1.0000f, 0.9400f, 0.3162f, 0.7943f, 0.4467f, 5.0400f, 1.1200f, 0.5600f, 0.2427f, 0.0200f, { 0.0000f, 0.0000f, 0.0000f }, 1.2589f, 0.0290f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0800f, 2.7420f, 0.0500f, 0.9977f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_MOOD_HELL \
+    { 1.0000f, 0.5700f, 0.3162f, 0.3548f, 0.4467f, 3.5700f, 0.4900f, 2.0000f, 0.0000f, 0.0200f, { 0.0000f, 0.0000f, 0.0000f }, 1.4125f, 0.0300f, { 0.0000f, 0.0000f, 0.0000f }, 0.1100f, 0.0400f, 2.1090f, 0.5200f, 0.9943f, 5000.0000f, 139.5000f, 0.0000f, 0x0 }
+
+#define EFX_REVERB_PRESET_MOOD_MEMORY \
+    { 1.0000f, 0.8500f, 0.3162f, 0.6310f, 0.3548f, 4.0600f, 0.8200f, 0.5600f, 0.0398f, 0.0000f, { 0.0000f, 0.0000f, 0.0000f }, 1.1220f, 0.0000f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.4740f, 0.4500f, 0.9886f, 5000.0000f, 250.0000f, 0.0000f, 0x0 }
+
+/* Driving Presets */
+
+#define EFX_REVERB_PRESET_DRIVING_COMMENTATOR \
+    { 1.0000f, 0.0000f, 3.1623f, 0.5623f, 0.5012f, 2.4200f, 0.8800f, 0.6800f, 0.1995f, 0.0930f, { 0.0000f, 0.0000f, 0.0000f }, 0.2512f, 0.0170f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 1.0000f, 0.2500f, 0.0000f, 0.9886f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_DRIVING_PITGARAGE \
+    { 0.4287f, 0.5900f, 0.3162f, 0.7079f, 0.5623f, 1.7200f, 0.9300f, 0.8700f, 0.5623f, 0.0000f, { 0.0000f, 0.0000f, 0.0000f }, 1.2589f, 0.0160f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.1100f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x0 }
+
+#define EFX_REVERB_PRESET_DRIVING_INCAR_RACER \
+    { 0.0832f, 0.8000f, 0.3162f, 1.0000f, 0.7943f, 0.1700f, 2.0000f, 0.4100f, 1.7783f, 0.0070f, { 0.0000f, 0.0000f, 0.0000f }, 0.7079f, 0.0150f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 10268.2002f, 251.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_DRIVING_INCAR_SPORTS \
+    { 0.0832f, 0.8000f, 0.3162f, 0.6310f, 1.0000f, 0.1700f, 0.7500f, 0.4100f, 1.0000f, 0.0100f, { 0.0000f, 0.0000f, 0.0000f }, 0.5623f, 0.0000f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 10268.2002f, 251.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_DRIVING_INCAR_LUXURY \
+    { 0.2560f, 1.0000f, 0.3162f, 0.1000f, 0.5012f, 0.1300f, 0.4100f, 0.4600f, 0.7943f, 0.0100f, { 0.0000f, 0.0000f, 0.0000f }, 1.5849f, 0.0100f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 10268.2002f, 251.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_DRIVING_FULLGRANDSTAND \
+    { 1.0000f, 1.0000f, 0.3162f, 0.2818f, 0.6310f, 3.0100f, 1.3700f, 1.2800f, 0.3548f, 0.0900f, { 0.0000f, 0.0000f, 0.0000f }, 0.1778f, 0.0490f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 10420.2002f, 250.0000f, 0.0000f, 0x0 }
+
+#define EFX_REVERB_PRESET_DRIVING_EMPTYGRANDSTAND \
+    { 1.0000f, 1.0000f, 0.3162f, 1.0000f, 0.7943f, 4.6200f, 1.7500f, 1.4000f, 0.2082f, 0.0900f, { 0.0000f, 0.0000f, 0.0000f }, 0.2512f, 0.0490f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.0000f, 0.9943f, 10420.2002f, 250.0000f, 0.0000f, 0x0 }
+
+#define EFX_REVERB_PRESET_DRIVING_TUNNEL \
+    { 1.0000f, 0.8100f, 0.3162f, 0.3981f, 0.8913f, 3.4200f, 0.9400f, 1.3100f, 0.7079f, 0.0510f, { 0.0000f, 0.0000f, 0.0000f }, 0.7079f, 0.0470f, { 0.0000f, 0.0000f, 0.0000f }, 0.2140f, 0.0500f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 155.3000f, 0.0000f, 0x1 }
+
+/* City Presets */
+
+#define EFX_REVERB_PRESET_CITY_STREETS \
+    { 1.0000f, 0.7800f, 0.3162f, 0.7079f, 0.8913f, 1.7900f, 1.1200f, 0.9100f, 0.2818f, 0.0460f, { 0.0000f, 0.0000f, 0.0000f }, 0.1995f, 0.0280f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.2000f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_CITY_SUBWAY \
+    { 1.0000f, 0.7400f, 0.3162f, 0.7079f, 0.8913f, 3.0100f, 1.2300f, 0.9100f, 0.7079f, 0.0460f, { 0.0000f, 0.0000f, 0.0000f }, 1.2589f, 0.0280f, { 0.0000f, 0.0000f, 0.0000f }, 0.1250f, 0.2100f, 0.2500f, 0.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_CITY_MUSEUM \
+    { 1.0000f, 0.8200f, 0.3162f, 0.1778f, 0.1778f, 3.2800f, 1.4000f, 0.5700f, 0.2512f, 0.0390f, { 0.0000f, 0.0000f, -0.0000f }, 0.8913f, 0.0340f, { 0.0000f, 0.0000f, 0.0000f }, 0.1300f, 0.1700f, 0.2500f, 0.0000f, 0.9943f, 2854.3999f, 107.5000f, 0.0000f, 0x0 }
+
+#define EFX_REVERB_PRESET_CITY_LIBRARY \
+    { 1.0000f, 0.8200f, 0.3162f, 0.2818f, 0.0891f, 2.7600f, 0.8900f, 0.4100f, 0.3548f, 0.0290f, { 0.0000f, 0.0000f, -0.0000f }, 0.8913f, 0.0200f, { 0.0000f, 0.0000f, 0.0000f }, 0.1300f, 0.1700f, 0.2500f, 0.0000f, 0.9943f, 2854.3999f, 107.5000f, 0.0000f, 0x0 }
+
+#define EFX_REVERB_PRESET_CITY_UNDERPASS \
+    { 1.0000f, 0.8200f, 0.3162f, 0.4467f, 0.8913f, 3.5700f, 1.1200f, 0.9100f, 0.3981f, 0.0590f, { 0.0000f, 0.0000f, 0.0000f }, 0.8913f, 0.0370f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.1400f, 0.2500f, 0.0000f, 0.9920f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_CITY_ABANDONED \
+    { 1.0000f, 0.6900f, 0.3162f, 0.7943f, 0.8913f, 3.2800f, 1.1700f, 0.9100f, 0.4467f, 0.0440f, { 0.0000f, 0.0000f, 0.0000f }, 0.2818f, 0.0240f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.2000f, 0.2500f, 0.0000f, 0.9966f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+/* Misc. Presets */
+
+#define EFX_REVERB_PRESET_DUSTYROOM \
+    { 0.3645f, 0.5600f, 0.3162f, 0.7943f, 0.7079f, 1.7900f, 0.3800f, 0.2100f, 0.5012f, 0.0020f, { 0.0000f, 0.0000f, 0.0000f }, 1.2589f, 0.0060f, { 0.0000f, 0.0000f, 0.0000f }, 0.2020f, 0.0500f, 0.2500f, 0.0000f, 0.9886f, 13046.0000f, 163.3000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_CHAPEL \
+    { 1.0000f, 0.8400f, 0.3162f, 0.5623f, 1.0000f, 4.6200f, 0.6400f, 1.2300f, 0.4467f, 0.0320f, { 0.0000f, 0.0000f, 0.0000f }, 0.7943f, 0.0490f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 0.2500f, 0.1100f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x1 }
+
+#define EFX_REVERB_PRESET_SMALLWATERROOM \
+    { 1.0000f, 0.7000f, 0.3162f, 0.4477f, 1.0000f, 1.5100f, 1.2500f, 1.1400f, 0.8913f, 0.0200f, { 0.0000f, 0.0000f, 0.0000f }, 1.4125f, 0.0300f, { 0.0000f, 0.0000f, 0.0000f }, 0.1790f, 0.1500f, 0.8950f, 0.1900f, 0.9920f, 5000.0000f, 250.0000f, 0.0000f, 0x0 }
+
+#endif /* EFX_PRESETS_H */
diff --git a/external/openal_soft/include/AL/efx.h b/external/openal_soft/include/AL/efx.h
new file mode 100644
index 00000000..57766983
--- /dev/null
+++ b/external/openal_soft/include/AL/efx.h
@@ -0,0 +1,761 @@
+#ifndef AL_EFX_H
+#define AL_EFX_H
+
+
+#include "alc.h"
+#include "al.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define ALC_EXT_EFX_NAME                         "ALC_EXT_EFX"
+
+#define ALC_EFX_MAJOR_VERSION                    0x20001
+#define ALC_EFX_MINOR_VERSION                    0x20002
+#define ALC_MAX_AUXILIARY_SENDS                  0x20003
+
+
+/* Listener properties. */
+#define AL_METERS_PER_UNIT                       0x20004
+
+/* Source properties. */
+#define AL_DIRECT_FILTER                         0x20005
+#define AL_AUXILIARY_SEND_FILTER                 0x20006
+#define AL_AIR_ABSORPTION_FACTOR                 0x20007
+#define AL_ROOM_ROLLOFF_FACTOR                   0x20008
+#define AL_CONE_OUTER_GAINHF                     0x20009
+#define AL_DIRECT_FILTER_GAINHF_AUTO             0x2000A
+#define AL_AUXILIARY_SEND_FILTER_GAIN_AUTO       0x2000B
+#define AL_AUXILIARY_SEND_FILTER_GAINHF_AUTO     0x2000C
+
+
+/* Effect properties. */
+
+/* Reverb effect parameters */
+#define AL_REVERB_DENSITY                        0x0001
+#define AL_REVERB_DIFFUSION                      0x0002
+#define AL_REVERB_GAIN                           0x0003
+#define AL_REVERB_GAINHF                         0x0004
+#define AL_REVERB_DECAY_TIME                     0x0005
+#define AL_REVERB_DECAY_HFRATIO                  0x0006
+#define AL_REVERB_REFLECTIONS_GAIN               0x0007
+#define AL_REVERB_REFLECTIONS_DELAY              0x0008
+#define AL_REVERB_LATE_REVERB_GAIN               0x0009
+#define AL_REVERB_LATE_REVERB_DELAY              0x000A
+#define AL_REVERB_AIR_ABSORPTION_GAINHF          0x000B
+#define AL_REVERB_ROOM_ROLLOFF_FACTOR            0x000C
+#define AL_REVERB_DECAY_HFLIMIT                  0x000D
+
+/* EAX Reverb effect parameters */
+#define AL_EAXREVERB_DENSITY                     0x0001
+#define AL_EAXREVERB_DIFFUSION                   0x0002
+#define AL_EAXREVERB_GAIN                        0x0003
+#define AL_EAXREVERB_GAINHF                      0x0004
+#define AL_EAXREVERB_GAINLF                      0x0005
+#define AL_EAXREVERB_DECAY_TIME                  0x0006
+#define AL_EAXREVERB_DECAY_HFRATIO               0x0007
+#define AL_EAXREVERB_DECAY_LFRATIO               0x0008
+#define AL_EAXREVERB_REFLECTIONS_GAIN            0x0009
+#define AL_EAXREVERB_REFLECTIONS_DELAY           0x000A
+#define AL_EAXREVERB_REFLECTIONS_PAN             0x000B
+#define AL_EAXREVERB_LATE_REVERB_GAIN            0x000C
+#define AL_EAXREVERB_LATE_REVERB_DELAY           0x000D
+#define AL_EAXREVERB_LATE_REVERB_PAN             0x000E
+#define AL_EAXREVERB_ECHO_TIME                   0x000F
+#define AL_EAXREVERB_ECHO_DEPTH                  0x0010
+#define AL_EAXREVERB_MODULATION_TIME             0x0011
+#define AL_EAXREVERB_MODULATION_DEPTH            0x0012
+#define AL_EAXREVERB_AIR_ABSORPTION_GAINHF       0x0013
+#define AL_EAXREVERB_HFREFERENCE                 0x0014
+#define AL_EAXREVERB_LFREFERENCE                 0x0015
+#define AL_EAXREVERB_ROOM_ROLLOFF_FACTOR         0x0016
+#define AL_EAXREVERB_DECAY_HFLIMIT               0x0017
+
+/* Chorus effect parameters */
+#define AL_CHORUS_WAVEFORM                       0x0001
+#define AL_CHORUS_PHASE                          0x0002
+#define AL_CHORUS_RATE                           0x0003
+#define AL_CHORUS_DEPTH                          0x0004
+#define AL_CHORUS_FEEDBACK                       0x0005
+#define AL_CHORUS_DELAY                          0x0006
+
+/* Distortion effect parameters */
+#define AL_DISTORTION_EDGE                       0x0001
+#define AL_DISTORTION_GAIN                       0x0002
+#define AL_DISTORTION_LOWPASS_CUTOFF             0x0003
+#define AL_DISTORTION_EQCENTER                   0x0004
+#define AL_DISTORTION_EQBANDWIDTH                0x0005
+
+/* Echo effect parameters */
+#define AL_ECHO_DELAY                            0x0001
+#define AL_ECHO_LRDELAY                          0x0002
+#define AL_ECHO_DAMPING                          0x0003
+#define AL_ECHO_FEEDBACK                         0x0004
+#define AL_ECHO_SPREAD                           0x0005
+
+/* Flanger effect parameters */
+#define AL_FLANGER_WAVEFORM                      0x0001
+#define AL_FLANGER_PHASE                         0x0002
+#define AL_FLANGER_RATE                          0x0003
+#define AL_FLANGER_DEPTH                         0x0004
+#define AL_FLANGER_FEEDBACK                      0x0005
+#define AL_FLANGER_DELAY                         0x0006
+
+/* Frequency shifter effect parameters */
+#define AL_FREQUENCY_SHIFTER_FREQUENCY           0x0001
+#define AL_FREQUENCY_SHIFTER_LEFT_DIRECTION      0x0002
+#define AL_FREQUENCY_SHIFTER_RIGHT_DIRECTION     0x0003
+
+/* Vocal morpher effect parameters */
+#define AL_VOCAL_MORPHER_PHONEMEA                0x0001
+#define AL_VOCAL_MORPHER_PHONEMEA_COARSE_TUNING  0x0002
+#define AL_VOCAL_MORPHER_PHONEMEB                0x0003
+#define AL_VOCAL_MORPHER_PHONEMEB_COARSE_TUNING  0x0004
+#define AL_VOCAL_MORPHER_WAVEFORM                0x0005
+#define AL_VOCAL_MORPHER_RATE                    0x0006
+
+/* Pitchshifter effect parameters */
+#define AL_PITCH_SHIFTER_COARSE_TUNE             0x0001
+#define AL_PITCH_SHIFTER_FINE_TUNE               0x0002
+
+/* Ringmodulator effect parameters */
+#define AL_RING_MODULATOR_FREQUENCY              0x0001
+#define AL_RING_MODULATOR_HIGHPASS_CUTOFF        0x0002
+#define AL_RING_MODULATOR_WAVEFORM               0x0003
+
+/* Autowah effect parameters */
+#define AL_AUTOWAH_ATTACK_TIME                   0x0001
+#define AL_AUTOWAH_RELEASE_TIME                  0x0002
+#define AL_AUTOWAH_RESONANCE                     0x0003
+#define AL_AUTOWAH_PEAK_GAIN                     0x0004
+
+/* Compressor effect parameters */
+#define AL_COMPRESSOR_ONOFF                      0x0001
+
+/* Equalizer effect parameters */
+#define AL_EQUALIZER_LOW_GAIN                    0x0001
+#define AL_EQUALIZER_LOW_CUTOFF                  0x0002
+#define AL_EQUALIZER_MID1_GAIN                   0x0003
+#define AL_EQUALIZER_MID1_CENTER                 0x0004
+#define AL_EQUALIZER_MID1_WIDTH                  0x0005
+#define AL_EQUALIZER_MID2_GAIN                   0x0006
+#define AL_EQUALIZER_MID2_CENTER                 0x0007
+#define AL_EQUALIZER_MID2_WIDTH                  0x0008
+#define AL_EQUALIZER_HIGH_GAIN                   0x0009
+#define AL_EQUALIZER_HIGH_CUTOFF                 0x000A
+
+/* Effect type */
+#define AL_EFFECT_FIRST_PARAMETER                0x0000
+#define AL_EFFECT_LAST_PARAMETER                 0x8000
+#define AL_EFFECT_TYPE                           0x8001
+
+/* Effect types, used with the AL_EFFECT_TYPE property */
+#define AL_EFFECT_NULL                           0x0000
+#define AL_EFFECT_REVERB                         0x0001
+#define AL_EFFECT_CHORUS                         0x0002
+#define AL_EFFECT_DISTORTION                     0x0003
+#define AL_EFFECT_ECHO                           0x0004
+#define AL_EFFECT_FLANGER                        0x0005
+#define AL_EFFECT_FREQUENCY_SHIFTER              0x0006
+#define AL_EFFECT_VOCAL_MORPHER                  0x0007
+#define AL_EFFECT_PITCH_SHIFTER                  0x0008
+#define AL_EFFECT_RING_MODULATOR                 0x0009
+#define AL_EFFECT_AUTOWAH                        0x000A
+#define AL_EFFECT_COMPRESSOR                     0x000B
+#define AL_EFFECT_EQUALIZER                      0x000C
+#define AL_EFFECT_EAXREVERB                      0x8000
+
+/* Auxiliary Effect Slot properties. */
+#define AL_EFFECTSLOT_EFFECT                     0x0001
+#define AL_EFFECTSLOT_GAIN                       0x0002
+#define AL_EFFECTSLOT_AUXILIARY_SEND_AUTO        0x0003
+
+/* NULL Auxiliary Slot ID to disable a source send. */
+#define AL_EFFECTSLOT_NULL                       0x0000
+
+
+/* Filter properties. */
+
+/* Lowpass filter parameters */
+#define AL_LOWPASS_GAIN                          0x0001
+#define AL_LOWPASS_GAINHF                        0x0002
+
+/* Highpass filter parameters */
+#define AL_HIGHPASS_GAIN                         0x0001
+#define AL_HIGHPASS_GAINLF                       0x0002
+
+/* Bandpass filter parameters */
+#define AL_BANDPASS_GAIN                         0x0001
+#define AL_BANDPASS_GAINLF                       0x0002
+#define AL_BANDPASS_GAINHF                       0x0003
+
+/* Filter type */
+#define AL_FILTER_FIRST_PARAMETER                0x0000
+#define AL_FILTER_LAST_PARAMETER                 0x8000
+#define AL_FILTER_TYPE                           0x8001
+
+/* Filter types, used with the AL_FILTER_TYPE property */
+#define AL_FILTER_NULL                           0x0000
+#define AL_FILTER_LOWPASS                        0x0001
+#define AL_FILTER_HIGHPASS                       0x0002
+#define AL_FILTER_BANDPASS                       0x0003
+
+
+/* Effect object function types. */
+typedef void (AL_APIENTRY *LPALGENEFFECTS)(ALsizei, ALuint*);
+typedef void (AL_APIENTRY *LPALDELETEEFFECTS)(ALsizei, const ALuint*);
+typedef ALboolean (AL_APIENTRY *LPALISEFFECT)(ALuint);
+typedef void (AL_APIENTRY *LPALEFFECTI)(ALuint, ALenum, ALint);
+typedef void (AL_APIENTRY *LPALEFFECTIV)(ALuint, ALenum, const ALint*);
+typedef void (AL_APIENTRY *LPALEFFECTF)(ALuint, ALenum, ALfloat);
+typedef void (AL_APIENTRY *LPALEFFECTFV)(ALuint, ALenum, const ALfloat*);
+typedef void (AL_APIENTRY *LPALGETEFFECTI)(ALuint, ALenum, ALint*);
+typedef void (AL_APIENTRY *LPALGETEFFECTIV)(ALuint, ALenum, ALint*);
+typedef void (AL_APIENTRY *LPALGETEFFECTF)(ALuint, ALenum, ALfloat*);
+typedef void (AL_APIENTRY *LPALGETEFFECTFV)(ALuint, ALenum, ALfloat*);
+
+/* Filter object function types. */
+typedef void (AL_APIENTRY *LPALGENFILTERS)(ALsizei, ALuint*);
+typedef void (AL_APIENTRY *LPALDELETEFILTERS)(ALsizei, const ALuint*);
+typedef ALboolean (AL_APIENTRY *LPALISFILTER)(ALuint);
+typedef void (AL_APIENTRY *LPALFILTERI)(ALuint, ALenum, ALint);
+typedef void (AL_APIENTRY *LPALFILTERIV)(ALuint, ALenum, const ALint*);
+typedef void (AL_APIENTRY *LPALFILTERF)(ALuint, ALenum, ALfloat);
+typedef void (AL_APIENTRY *LPALFILTERFV)(ALuint, ALenum, const ALfloat*);
+typedef void (AL_APIENTRY *LPALGETFILTERI)(ALuint, ALenum, ALint*);
+typedef void (AL_APIENTRY *LPALGETFILTERIV)(ALuint, ALenum, ALint*);
+typedef void (AL_APIENTRY *LPALGETFILTERF)(ALuint, ALenum, ALfloat*);
+typedef void (AL_APIENTRY *LPALGETFILTERFV)(ALuint, ALenum, ALfloat*);
+
+/* Auxiliary Effect Slot object function types. */
+typedef void (AL_APIENTRY *LPALGENAUXILIARYEFFECTSLOTS)(ALsizei, ALuint*);
+typedef void (AL_APIENTRY *LPALDELETEAUXILIARYEFFECTSLOTS)(ALsizei, const ALuint*);
+typedef ALboolean (AL_APIENTRY *LPALISAUXILIARYEFFECTSLOT)(ALuint);
+typedef void (AL_APIENTRY *LPALAUXILIARYEFFECTSLOTI)(ALuint, ALenum, ALint);
+typedef void (AL_APIENTRY *LPALAUXILIARYEFFECTSLOTIV)(ALuint, ALenum, const ALint*);
+typedef void (AL_APIENTRY *LPALAUXILIARYEFFECTSLOTF)(ALuint, ALenum, ALfloat);
+typedef void (AL_APIENTRY *LPALAUXILIARYEFFECTSLOTFV)(ALuint, ALenum, const ALfloat*);
+typedef void (AL_APIENTRY *LPALGETAUXILIARYEFFECTSLOTI)(ALuint, ALenum, ALint*);
+typedef void (AL_APIENTRY *LPALGETAUXILIARYEFFECTSLOTIV)(ALuint, ALenum, ALint*);
+typedef void (AL_APIENTRY *LPALGETAUXILIARYEFFECTSLOTF)(ALuint, ALenum, ALfloat*);
+typedef void (AL_APIENTRY *LPALGETAUXILIARYEFFECTSLOTFV)(ALuint, ALenum, ALfloat*);
+
+#ifdef AL_ALEXT_PROTOTYPES
+AL_API ALvoid AL_APIENTRY alGenEffects(ALsizei n, ALuint *effects);
+AL_API ALvoid AL_APIENTRY alDeleteEffects(ALsizei n, const ALuint *effects);
+AL_API ALboolean AL_APIENTRY alIsEffect(ALuint effect);
+AL_API ALvoid AL_APIENTRY alEffecti(ALuint effect, ALenum param, ALint iValue);
+AL_API ALvoid AL_APIENTRY alEffectiv(ALuint effect, ALenum param, const ALint *piValues);
+AL_API ALvoid AL_APIENTRY alEffectf(ALuint effect, ALenum param, ALfloat flValue);
+AL_API ALvoid AL_APIENTRY alEffectfv(ALuint effect, ALenum param, const ALfloat *pflValues);
+AL_API ALvoid AL_APIENTRY alGetEffecti(ALuint effect, ALenum param, ALint *piValue);
+AL_API ALvoid AL_APIENTRY alGetEffectiv(ALuint effect, ALenum param, ALint *piValues);
+AL_API ALvoid AL_APIENTRY alGetEffectf(ALuint effect, ALenum param, ALfloat *pflValue);
+AL_API ALvoid AL_APIENTRY alGetEffectfv(ALuint effect, ALenum param, ALfloat *pflValues);
+
+AL_API ALvoid AL_APIENTRY alGenFilters(ALsizei n, ALuint *filters);
+AL_API ALvoid AL_APIENTRY alDeleteFilters(ALsizei n, const ALuint *filters);
+AL_API ALboolean AL_APIENTRY alIsFilter(ALuint filter);
+AL_API ALvoid AL_APIENTRY alFilteri(ALuint filter, ALenum param, ALint iValue);
+AL_API ALvoid AL_APIENTRY alFilteriv(ALuint filter, ALenum param, const ALint *piValues);
+AL_API ALvoid AL_APIENTRY alFilterf(ALuint filter, ALenum param, ALfloat flValue);
+AL_API ALvoid AL_APIENTRY alFilterfv(ALuint filter, ALenum param, const ALfloat *pflValues);
+AL_API ALvoid AL_APIENTRY alGetFilteri(ALuint filter, ALenum param, ALint *piValue);
+AL_API ALvoid AL_APIENTRY alGetFilteriv(ALuint filter, ALenum param, ALint *piValues);
+AL_API ALvoid AL_APIENTRY alGetFilterf(ALuint filter, ALenum param, ALfloat *pflValue);
+AL_API ALvoid AL_APIENTRY alGetFilterfv(ALuint filter, ALenum param, ALfloat *pflValues);
+
+AL_API ALvoid AL_APIENTRY alGenAuxiliaryEffectSlots(ALsizei n, ALuint *effectslots);
+AL_API ALvoid AL_APIENTRY alDeleteAuxiliaryEffectSlots(ALsizei n, const ALuint *effectslots);
+AL_API ALboolean AL_APIENTRY alIsAuxiliaryEffectSlot(ALuint effectslot);
+AL_API ALvoid AL_APIENTRY alAuxiliaryEffectSloti(ALuint effectslot, ALenum param, ALint iValue);
+AL_API ALvoid AL_APIENTRY alAuxiliaryEffectSlotiv(ALuint effectslot, ALenum param, const ALint *piValues);
+AL_API ALvoid AL_APIENTRY alAuxiliaryEffectSlotf(ALuint effectslot, ALenum param, ALfloat flValue);
+AL_API ALvoid AL_APIENTRY alAuxiliaryEffectSlotfv(ALuint effectslot, ALenum param, const ALfloat *pflValues);
+AL_API ALvoid AL_APIENTRY alGetAuxiliaryEffectSloti(ALuint effectslot, ALenum param, ALint *piValue);
+AL_API ALvoid AL_APIENTRY alGetAuxiliaryEffectSlotiv(ALuint effectslot, ALenum param, ALint *piValues);
+AL_API ALvoid AL_APIENTRY alGetAuxiliaryEffectSlotf(ALuint effectslot, ALenum param, ALfloat *pflValue);
+AL_API ALvoid AL_APIENTRY alGetAuxiliaryEffectSlotfv(ALuint effectslot, ALenum param, ALfloat *pflValues);
+#endif
+
+/* Filter ranges and defaults. */
+
+/* Lowpass filter */
+#define AL_LOWPASS_MIN_GAIN                      (0.0f)
+#define AL_LOWPASS_MAX_GAIN                      (1.0f)
+#define AL_LOWPASS_DEFAULT_GAIN                  (1.0f)
+
+#define AL_LOWPASS_MIN_GAINHF                    (0.0f)
+#define AL_LOWPASS_MAX_GAINHF                    (1.0f)
+#define AL_LOWPASS_DEFAULT_GAINHF                (1.0f)
+
+/* Highpass filter */
+#define AL_HIGHPASS_MIN_GAIN                     (0.0f)
+#define AL_HIGHPASS_MAX_GAIN                     (1.0f)
+#define AL_HIGHPASS_DEFAULT_GAIN                 (1.0f)
+
+#define AL_HIGHPASS_MIN_GAINLF                   (0.0f)
+#define AL_HIGHPASS_MAX_GAINLF                   (1.0f)
+#define AL_HIGHPASS_DEFAULT_GAINLF               (1.0f)
+
+/* Bandpass filter */
+#define AL_BANDPASS_MIN_GAIN                     (0.0f)
+#define AL_BANDPASS_MAX_GAIN                     (1.0f)
+#define AL_BANDPASS_DEFAULT_GAIN                 (1.0f)
+
+#define AL_BANDPASS_MIN_GAINHF                   (0.0f)
+#define AL_BANDPASS_MAX_GAINHF                   (1.0f)
+#define AL_BANDPASS_DEFAULT_GAINHF               (1.0f)
+
+#define AL_BANDPASS_MIN_GAINLF                   (0.0f)
+#define AL_BANDPASS_MAX_GAINLF                   (1.0f)
+#define AL_BANDPASS_DEFAULT_GAINLF               (1.0f)
+
+
+/* Effect parameter ranges and defaults. */
+
+/* Standard reverb effect */
+#define AL_REVERB_MIN_DENSITY                    (0.0f)
+#define AL_REVERB_MAX_DENSITY                    (1.0f)
+#define AL_REVERB_DEFAULT_DENSITY                (1.0f)
+
+#define AL_REVERB_MIN_DIFFUSION                  (0.0f)
+#define AL_REVERB_MAX_DIFFUSION                  (1.0f)
+#define AL_REVERB_DEFAULT_DIFFUSION              (1.0f)
+
+#define AL_REVERB_MIN_GAIN                       (0.0f)
+#define AL_REVERB_MAX_GAIN                       (1.0f)
+#define AL_REVERB_DEFAULT_GAIN                   (0.32f)
+
+#define AL_REVERB_MIN_GAINHF                     (0.0f)
+#define AL_REVERB_MAX_GAINHF                     (1.0f)
+#define AL_REVERB_DEFAULT_GAINHF                 (0.89f)
+
+#define AL_REVERB_MIN_DECAY_TIME                 (0.1f)
+#define AL_REVERB_MAX_DECAY_TIME                 (20.0f)
+#define AL_REVERB_DEFAULT_DECAY_TIME             (1.49f)
+
+#define AL_REVERB_MIN_DECAY_HFRATIO              (0.1f)
+#define AL_REVERB_MAX_DECAY_HFRATIO              (2.0f)
+#define AL_REVERB_DEFAULT_DECAY_HFRATIO          (0.83f)
+
+#define AL_REVERB_MIN_REFLECTIONS_GAIN           (0.0f)
+#define AL_REVERB_MAX_REFLECTIONS_GAIN           (3.16f)
+#define AL_REVERB_DEFAULT_REFLECTIONS_GAIN       (0.05f)
+
+#define AL_REVERB_MIN_REFLECTIONS_DELAY          (0.0f)
+#define AL_REVERB_MAX_REFLECTIONS_DELAY          (0.3f)
+#define AL_REVERB_DEFAULT_REFLECTIONS_DELAY      (0.007f)
+
+#define AL_REVERB_MIN_LATE_REVERB_GAIN           (0.0f)
+#define AL_REVERB_MAX_LATE_REVERB_GAIN           (10.0f)
+#define AL_REVERB_DEFAULT_LATE_REVERB_GAIN       (1.26f)
+
+#define AL_REVERB_MIN_LATE_REVERB_DELAY          (0.0f)
+#define AL_REVERB_MAX_LATE_REVERB_DELAY          (0.1f)
+#define AL_REVERB_DEFAULT_LATE_REVERB_DELAY      (0.011f)
+
+#define AL_REVERB_MIN_AIR_ABSORPTION_GAINHF      (0.892f)
+#define AL_REVERB_MAX_AIR_ABSORPTION_GAINHF      (1.0f)
+#define AL_REVERB_DEFAULT_AIR_ABSORPTION_GAINHF  (0.994f)
+
+#define AL_REVERB_MIN_ROOM_ROLLOFF_FACTOR        (0.0f)
+#define AL_REVERB_MAX_ROOM_ROLLOFF_FACTOR        (10.0f)
+#define AL_REVERB_DEFAULT_ROOM_ROLLOFF_FACTOR    (0.0f)
+
+#define AL_REVERB_MIN_DECAY_HFLIMIT              AL_FALSE
+#define AL_REVERB_MAX_DECAY_HFLIMIT              AL_TRUE
+#define AL_REVERB_DEFAULT_DECAY_HFLIMIT          AL_TRUE
+
+/* EAX reverb effect */
+#define AL_EAXREVERB_MIN_DENSITY                 (0.0f)
+#define AL_EAXREVERB_MAX_DENSITY                 (1.0f)
+#define AL_EAXREVERB_DEFAULT_DENSITY             (1.0f)
+
+#define AL_EAXREVERB_MIN_DIFFUSION               (0.0f)
+#define AL_EAXREVERB_MAX_DIFFUSION               (1.0f)
+#define AL_EAXREVERB_DEFAULT_DIFFUSION           (1.0f)
+
+#define AL_EAXREVERB_MIN_GAIN                    (0.0f)
+#define AL_EAXREVERB_MAX_GAIN                    (1.0f)
+#define AL_EAXREVERB_DEFAULT_GAIN                (0.32f)
+
+#define AL_EAXREVERB_MIN_GAINHF                  (0.0f)
+#define AL_EAXREVERB_MAX_GAINHF                  (1.0f)
+#define AL_EAXREVERB_DEFAULT_GAINHF              (0.89f)
+
+#define AL_EAXREVERB_MIN_GAINLF                  (0.0f)
+#define AL_EAXREVERB_MAX_GAINLF                  (1.0f)
+#define AL_EAXREVERB_DEFAULT_GAINLF              (1.0f)
+
+#define AL_EAXREVERB_MIN_DECAY_TIME              (0.1f)
+#define AL_EAXREVERB_MAX_DECAY_TIME              (20.0f)
+#define AL_EAXREVERB_DEFAULT_DECAY_TIME          (1.49f)
+
+#define AL_EAXREVERB_MIN_DECAY_HFRATIO           (0.1f)
+#define AL_EAXREVERB_MAX_DECAY_HFRATIO           (2.0f)
+#define AL_EAXREVERB_DEFAULT_DECAY_HFRATIO       (0.83f)
+
+#define AL_EAXREVERB_MIN_DECAY_LFRATIO           (0.1f)
+#define AL_EAXREVERB_MAX_DECAY_LFRATIO           (2.0f)
+#define AL_EAXREVERB_DEFAULT_DECAY_LFRATIO       (1.0f)
+
+#define AL_EAXREVERB_MIN_REFLECTIONS_GAIN        (0.0f)
+#define AL_EAXREVERB_MAX_REFLECTIONS_GAIN        (3.16f)
+#define AL_EAXREVERB_DEFAULT_REFLECTIONS_GAIN    (0.05f)
+
+#define AL_EAXREVERB_MIN_REFLECTIONS_DELAY       (0.0f)
+#define AL_EAXREVERB_MAX_REFLECTIONS_DELAY       (0.3f)
+#define AL_EAXREVERB_DEFAULT_REFLECTIONS_DELAY   (0.007f)
+
+#define AL_EAXREVERB_DEFAULT_REFLECTIONS_PAN_XYZ (0.0f)
+
+#define AL_EAXREVERB_MIN_LATE_REVERB_GAIN        (0.0f)
+#define AL_EAXREVERB_MAX_LATE_REVERB_GAIN        (10.0f)
+#define AL_EAXREVERB_DEFAULT_LATE_REVERB_GAIN    (1.26f)
+
+#define AL_EAXREVERB_MIN_LATE_REVERB_DELAY       (0.0f)
+#define AL_EAXREVERB_MAX_LATE_REVERB_DELAY       (0.1f)
+#define AL_EAXREVERB_DEFAULT_LATE_REVERB_DELAY   (0.011f)
+
+#define AL_EAXREVERB_DEFAULT_LATE_REVERB_PAN_XYZ (0.0f)
+
+#define AL_EAXREVERB_MIN_ECHO_TIME               (0.075f)
+#define AL_EAXREVERB_MAX_ECHO_TIME               (0.25f)
+#define AL_EAXREVERB_DEFAULT_ECHO_TIME           (0.25f)
+
+#define AL_EAXREVERB_MIN_ECHO_DEPTH              (0.0f)
+#define AL_EAXREVERB_MAX_ECHO_DEPTH              (1.0f)
+#define AL_EAXREVERB_DEFAULT_ECHO_DEPTH          (0.0f)
+
+#define AL_EAXREVERB_MIN_MODULATION_TIME         (0.04f)
+#define AL_EAXREVERB_MAX_MODULATION_TIME         (4.0f)
+#define AL_EAXREVERB_DEFAULT_MODULATION_TIME     (0.25f)
+
+#define AL_EAXREVERB_MIN_MODULATION_DEPTH        (0.0f)
+#define AL_EAXREVERB_MAX_MODULATION_DEPTH        (1.0f)
+#define AL_EAXREVERB_DEFAULT_MODULATION_DEPTH    (0.0f)
+
+#define AL_EAXREVERB_MIN_AIR_ABSORPTION_GAINHF   (0.892f)
+#define AL_EAXREVERB_MAX_AIR_ABSORPTION_GAINHF   (1.0f)
+#define AL_EAXREVERB_DEFAULT_AIR_ABSORPTION_GAINHF (0.994f)
+
+#define AL_EAXREVERB_MIN_HFREFERENCE             (1000.0f)
+#define AL_EAXREVERB_MAX_HFREFERENCE             (20000.0f)
+#define AL_EAXREVERB_DEFAULT_HFREFERENCE         (5000.0f)
+
+#define AL_EAXREVERB_MIN_LFREFERENCE             (20.0f)
+#define AL_EAXREVERB_MAX_LFREFERENCE             (1000.0f)
+#define AL_EAXREVERB_DEFAULT_LFREFERENCE         (250.0f)
+
+#define AL_EAXREVERB_MIN_ROOM_ROLLOFF_FACTOR     (0.0f)
+#define AL_EAXREVERB_MAX_ROOM_ROLLOFF_FACTOR     (10.0f)
+#define AL_EAXREVERB_DEFAULT_ROOM_ROLLOFF_FACTOR (0.0f)
+
+#define AL_EAXREVERB_MIN_DECAY_HFLIMIT           AL_FALSE
+#define AL_EAXREVERB_MAX_DECAY_HFLIMIT           AL_TRUE
+#define AL_EAXREVERB_DEFAULT_DECAY_HFLIMIT       AL_TRUE
+
+/* Chorus effect */
+#define AL_CHORUS_WAVEFORM_SINUSOID              (0)
+#define AL_CHORUS_WAVEFORM_TRIANGLE              (1)
+
+#define AL_CHORUS_MIN_WAVEFORM                   (0)
+#define AL_CHORUS_MAX_WAVEFORM                   (1)
+#define AL_CHORUS_DEFAULT_WAVEFORM               (1)
+
+#define AL_CHORUS_MIN_PHASE                      (-180)
+#define AL_CHORUS_MAX_PHASE                      (180)
+#define AL_CHORUS_DEFAULT_PHASE                  (90)
+
+#define AL_CHORUS_MIN_RATE                       (0.0f)
+#define AL_CHORUS_MAX_RATE                       (10.0f)
+#define AL_CHORUS_DEFAULT_RATE                   (1.1f)
+
+#define AL_CHORUS_MIN_DEPTH                      (0.0f)
+#define AL_CHORUS_MAX_DEPTH                      (1.0f)
+#define AL_CHORUS_DEFAULT_DEPTH                  (0.1f)
+
+#define AL_CHORUS_MIN_FEEDBACK                   (-1.0f)
+#define AL_CHORUS_MAX_FEEDBACK                   (1.0f)
+#define AL_CHORUS_DEFAULT_FEEDBACK               (0.25f)
+
+#define AL_CHORUS_MIN_DELAY                      (0.0f)
+#define AL_CHORUS_MAX_DELAY                      (0.016f)
+#define AL_CHORUS_DEFAULT_DELAY                  (0.016f)
+
+/* Distortion effect */
+#define AL_DISTORTION_MIN_EDGE                   (0.0f)
+#define AL_DISTORTION_MAX_EDGE                   (1.0f)
+#define AL_DISTORTION_DEFAULT_EDGE               (0.2f)
+
+#define AL_DISTORTION_MIN_GAIN                   (0.01f)
+#define AL_DISTORTION_MAX_GAIN                   (1.0f)
+#define AL_DISTORTION_DEFAULT_GAIN               (0.05f)
+
+#define AL_DISTORTION_MIN_LOWPASS_CUTOFF         (80.0f)
+#define AL_DISTORTION_MAX_LOWPASS_CUTOFF         (24000.0f)
+#define AL_DISTORTION_DEFAULT_LOWPASS_CUTOFF     (8000.0f)
+
+#define AL_DISTORTION_MIN_EQCENTER               (80.0f)
+#define AL_DISTORTION_MAX_EQCENTER               (24000.0f)
+#define AL_DISTORTION_DEFAULT_EQCENTER           (3600.0f)
+
+#define AL_DISTORTION_MIN_EQBANDWIDTH            (80.0f)
+#define AL_DISTORTION_MAX_EQBANDWIDTH            (24000.0f)
+#define AL_DISTORTION_DEFAULT_EQBANDWIDTH        (3600.0f)
+
+/* Echo effect */
+#define AL_ECHO_MIN_DELAY                        (0.0f)
+#define AL_ECHO_MAX_DELAY                        (0.207f)
+#define AL_ECHO_DEFAULT_DELAY                    (0.1f)
+
+#define AL_ECHO_MIN_LRDELAY                      (0.0f)
+#define AL_ECHO_MAX_LRDELAY                      (0.404f)
+#define AL_ECHO_DEFAULT_LRDELAY                  (0.1f)
+
+#define AL_ECHO_MIN_DAMPING                      (0.0f)
+#define AL_ECHO_MAX_DAMPING                      (0.99f)
+#define AL_ECHO_DEFAULT_DAMPING                  (0.5f)
+
+#define AL_ECHO_MIN_FEEDBACK                     (0.0f)
+#define AL_ECHO_MAX_FEEDBACK                     (1.0f)
+#define AL_ECHO_DEFAULT_FEEDBACK                 (0.5f)
+
+#define AL_ECHO_MIN_SPREAD                       (-1.0f)
+#define AL_ECHO_MAX_SPREAD                       (1.0f)
+#define AL_ECHO_DEFAULT_SPREAD                   (-1.0f)
+
+/* Flanger effect */
+#define AL_FLANGER_WAVEFORM_SINUSOID             (0)
+#define AL_FLANGER_WAVEFORM_TRIANGLE             (1)
+
+#define AL_FLANGER_MIN_WAVEFORM                  (0)
+#define AL_FLANGER_MAX_WAVEFORM                  (1)
+#define AL_FLANGER_DEFAULT_WAVEFORM              (1)
+
+#define AL_FLANGER_MIN_PHASE                     (-180)
+#define AL_FLANGER_MAX_PHASE                     (180)
+#define AL_FLANGER_DEFAULT_PHASE                 (0)
+
+#define AL_FLANGER_MIN_RATE                      (0.0f)
+#define AL_FLANGER_MAX_RATE                      (10.0f)
+#define AL_FLANGER_DEFAULT_RATE                  (0.27f)
+
+#define AL_FLANGER_MIN_DEPTH                     (0.0f)
+#define AL_FLANGER_MAX_DEPTH                     (1.0f)
+#define AL_FLANGER_DEFAULT_DEPTH                 (1.0f)
+
+#define AL_FLANGER_MIN_FEEDBACK                  (-1.0f)
+#define AL_FLANGER_MAX_FEEDBACK                  (1.0f)
+#define AL_FLANGER_DEFAULT_FEEDBACK              (-0.5f)
+
+#define AL_FLANGER_MIN_DELAY                     (0.0f)
+#define AL_FLANGER_MAX_DELAY                     (0.004f)
+#define AL_FLANGER_DEFAULT_DELAY                 (0.002f)
+
+/* Frequency shifter effect */
+#define AL_FREQUENCY_SHIFTER_MIN_FREQUENCY       (0.0f)
+#define AL_FREQUENCY_SHIFTER_MAX_FREQUENCY       (24000.0f)
+#define AL_FREQUENCY_SHIFTER_DEFAULT_FREQUENCY   (0.0f)
+
+#define AL_FREQUENCY_SHIFTER_MIN_LEFT_DIRECTION  (0)
+#define AL_FREQUENCY_SHIFTER_MAX_LEFT_DIRECTION  (2)
+#define AL_FREQUENCY_SHIFTER_DEFAULT_LEFT_DIRECTION (0)
+
+#define AL_FREQUENCY_SHIFTER_DIRECTION_DOWN      (0)
+#define AL_FREQUENCY_SHIFTER_DIRECTION_UP        (1)
+#define AL_FREQUENCY_SHIFTER_DIRECTION_OFF       (2)
+
+#define AL_FREQUENCY_SHIFTER_MIN_RIGHT_DIRECTION (0)
+#define AL_FREQUENCY_SHIFTER_MAX_RIGHT_DIRECTION (2)
+#define AL_FREQUENCY_SHIFTER_DEFAULT_RIGHT_DIRECTION (0)
+
+/* Vocal morpher effect */
+#define AL_VOCAL_MORPHER_MIN_PHONEMEA            (0)
+#define AL_VOCAL_MORPHER_MAX_PHONEMEA            (29)
+#define AL_VOCAL_MORPHER_DEFAULT_PHONEMEA        (0)
+
+#define AL_VOCAL_MORPHER_MIN_PHONEMEA_COARSE_TUNING (-24)
+#define AL_VOCAL_MORPHER_MAX_PHONEMEA_COARSE_TUNING (24)
+#define AL_VOCAL_MORPHER_DEFAULT_PHONEMEA_COARSE_TUNING (0)
+
+#define AL_VOCAL_MORPHER_MIN_PHONEMEB            (0)
+#define AL_VOCAL_MORPHER_MAX_PHONEMEB            (29)
+#define AL_VOCAL_MORPHER_DEFAULT_PHONEMEB        (10)
+
+#define AL_VOCAL_MORPHER_MIN_PHONEMEB_COARSE_TUNING (-24)
+#define AL_VOCAL_MORPHER_MAX_PHONEMEB_COARSE_TUNING (24)
+#define AL_VOCAL_MORPHER_DEFAULT_PHONEMEB_COARSE_TUNING (0)
+
+#define AL_VOCAL_MORPHER_PHONEME_A               (0)
+#define AL_VOCAL_MORPHER_PHONEME_E               (1)
+#define AL_VOCAL_MORPHER_PHONEME_I               (2)
+#define AL_VOCAL_MORPHER_PHONEME_O               (3)
+#define AL_VOCAL_MORPHER_PHONEME_U               (4)
+#define AL_VOCAL_MORPHER_PHONEME_AA              (5)
+#define AL_VOCAL_MORPHER_PHONEME_AE              (6)
+#define AL_VOCAL_MORPHER_PHONEME_AH              (7)
+#define AL_VOCAL_MORPHER_PHONEME_AO              (8)
+#define AL_VOCAL_MORPHER_PHONEME_EH              (9)
+#define AL_VOCAL_MORPHER_PHONEME_ER              (10)
+#define AL_VOCAL_MORPHER_PHONEME_IH              (11)
+#define AL_VOCAL_MORPHER_PHONEME_IY              (12)
+#define AL_VOCAL_MORPHER_PHONEME_UH              (13)
+#define AL_VOCAL_MORPHER_PHONEME_UW              (14)
+#define AL_VOCAL_MORPHER_PHONEME_B               (15)
+#define AL_VOCAL_MORPHER_PHONEME_D               (16)
+#define AL_VOCAL_MORPHER_PHONEME_F               (17)
+#define AL_VOCAL_MORPHER_PHONEME_G               (18)
+#define AL_VOCAL_MORPHER_PHONEME_J               (19)
+#define AL_VOCAL_MORPHER_PHONEME_K               (20)
+#define AL_VOCAL_MORPHER_PHONEME_L               (21)
+#define AL_VOCAL_MORPHER_PHONEME_M               (22)
+#define AL_VOCAL_MORPHER_PHONEME_N               (23)
+#define AL_VOCAL_MORPHER_PHONEME_P               (24)
+#define AL_VOCAL_MORPHER_PHONEME_R               (25)
+#define AL_VOCAL_MORPHER_PHONEME_S               (26)
+#define AL_VOCAL_MORPHER_PHONEME_T               (27)
+#define AL_VOCAL_MORPHER_PHONEME_V               (28)
+#define AL_VOCAL_MORPHER_PHONEME_Z               (29)
+
+#define AL_VOCAL_MORPHER_WAVEFORM_SINUSOID       (0)
+#define AL_VOCAL_MORPHER_WAVEFORM_TRIANGLE       (1)
+#define AL_VOCAL_MORPHER_WAVEFORM_SAWTOOTH       (2)
+
+#define AL_VOCAL_MORPHER_MIN_WAVEFORM            (0)
+#define AL_VOCAL_MORPHER_MAX_WAVEFORM            (2)
+#define AL_VOCAL_MORPHER_DEFAULT_WAVEFORM        (0)
+
+#define AL_VOCAL_MORPHER_MIN_RATE                (0.0f)
+#define AL_VOCAL_MORPHER_MAX_RATE                (10.0f)
+#define AL_VOCAL_MORPHER_DEFAULT_RATE            (1.41f)
+
+/* Pitch shifter effect */
+#define AL_PITCH_SHIFTER_MIN_COARSE_TUNE         (-12)
+#define AL_PITCH_SHIFTER_MAX_COARSE_TUNE         (12)
+#define AL_PITCH_SHIFTER_DEFAULT_COARSE_TUNE     (12)
+
+#define AL_PITCH_SHIFTER_MIN_FINE_TUNE           (-50)
+#define AL_PITCH_SHIFTER_MAX_FINE_TUNE           (50)
+#define AL_PITCH_SHIFTER_DEFAULT_FINE_TUNE       (0)
+
+/* Ring modulator effect */
+#define AL_RING_MODULATOR_MIN_FREQUENCY          (0.0f)
+#define AL_RING_MODULATOR_MAX_FREQUENCY          (8000.0f)
+#define AL_RING_MODULATOR_DEFAULT_FREQUENCY      (440.0f)
+
+#define AL_RING_MODULATOR_MIN_HIGHPASS_CUTOFF    (0.0f)
+#define AL_RING_MODULATOR_MAX_HIGHPASS_CUTOFF    (24000.0f)
+#define AL_RING_MODULATOR_DEFAULT_HIGHPASS_CUTOFF (800.0f)
+
+#define AL_RING_MODULATOR_SINUSOID               (0)
+#define AL_RING_MODULATOR_SAWTOOTH               (1)
+#define AL_RING_MODULATOR_SQUARE                 (2)
+
+#define AL_RING_MODULATOR_MIN_WAVEFORM           (0)
+#define AL_RING_MODULATOR_MAX_WAVEFORM           (2)
+#define AL_RING_MODULATOR_DEFAULT_WAVEFORM       (0)
+
+/* Autowah effect */
+#define AL_AUTOWAH_MIN_ATTACK_TIME               (0.0001f)
+#define AL_AUTOWAH_MAX_ATTACK_TIME               (1.0f)
+#define AL_AUTOWAH_DEFAULT_ATTACK_TIME           (0.06f)
+
+#define AL_AUTOWAH_MIN_RELEASE_TIME              (0.0001f)
+#define AL_AUTOWAH_MAX_RELEASE_TIME              (1.0f)
+#define AL_AUTOWAH_DEFAULT_RELEASE_TIME          (0.06f)
+
+#define AL_AUTOWAH_MIN_RESONANCE                 (2.0f)
+#define AL_AUTOWAH_MAX_RESONANCE                 (1000.0f)
+#define AL_AUTOWAH_DEFAULT_RESONANCE             (1000.0f)
+
+#define AL_AUTOWAH_MIN_PEAK_GAIN                 (0.00003f)
+#define AL_AUTOWAH_MAX_PEAK_GAIN                 (31621.0f)
+#define AL_AUTOWAH_DEFAULT_PEAK_GAIN             (11.22f)
+
+/* Compressor effect */
+#define AL_COMPRESSOR_MIN_ONOFF                  (0)
+#define AL_COMPRESSOR_MAX_ONOFF                  (1)
+#define AL_COMPRESSOR_DEFAULT_ONOFF              (1)
+
+/* Equalizer effect */
+#define AL_EQUALIZER_MIN_LOW_GAIN                (0.126f)
+#define AL_EQUALIZER_MAX_LOW_GAIN                (7.943f)
+#define AL_EQUALIZER_DEFAULT_LOW_GAIN            (1.0f)
+
+#define AL_EQUALIZER_MIN_LOW_CUTOFF              (50.0f)
+#define AL_EQUALIZER_MAX_LOW_CUTOFF              (800.0f)
+#define AL_EQUALIZER_DEFAULT_LOW_CUTOFF          (200.0f)
+
+#define AL_EQUALIZER_MIN_MID1_GAIN               (0.126f)
+#define AL_EQUALIZER_MAX_MID1_GAIN               (7.943f)
+#define AL_EQUALIZER_DEFAULT_MID1_GAIN           (1.0f)
+
+#define AL_EQUALIZER_MIN_MID1_CENTER             (200.0f)
+#define AL_EQUALIZER_MAX_MID1_CENTER             (3000.0f)
+#define AL_EQUALIZER_DEFAULT_MID1_CENTER         (500.0f)
+
+#define AL_EQUALIZER_MIN_MID1_WIDTH              (0.01f)
+#define AL_EQUALIZER_MAX_MID1_WIDTH              (1.0f)
+#define AL_EQUALIZER_DEFAULT_MID1_WIDTH          (1.0f)
+
+#define AL_EQUALIZER_MIN_MID2_GAIN               (0.126f)
+#define AL_EQUALIZER_MAX_MID2_GAIN               (7.943f)
+#define AL_EQUALIZER_DEFAULT_MID2_GAIN           (1.0f)
+
+#define AL_EQUALIZER_MIN_MID2_CENTER             (1000.0f)
+#define AL_EQUALIZER_MAX_MID2_CENTER             (8000.0f)
+#define AL_EQUALIZER_DEFAULT_MID2_CENTER         (3000.0f)
+
+#define AL_EQUALIZER_MIN_MID2_WIDTH              (0.01f)
+#define AL_EQUALIZER_MAX_MID2_WIDTH              (1.0f)
+#define AL_EQUALIZER_DEFAULT_MID2_WIDTH          (1.0f)
+
+#define AL_EQUALIZER_MIN_HIGH_GAIN               (0.126f)
+#define AL_EQUALIZER_MAX_HIGH_GAIN               (7.943f)
+#define AL_EQUALIZER_DEFAULT_HIGH_GAIN           (1.0f)
+
+#define AL_EQUALIZER_MIN_HIGH_CUTOFF             (4000.0f)
+#define AL_EQUALIZER_MAX_HIGH_CUTOFF             (16000.0f)
+#define AL_EQUALIZER_DEFAULT_HIGH_CUTOFF         (6000.0f)
+
+
+/* Source parameter value ranges and defaults. */
+#define AL_MIN_AIR_ABSORPTION_FACTOR             (0.0f)
+#define AL_MAX_AIR_ABSORPTION_FACTOR             (10.0f)
+#define AL_DEFAULT_AIR_ABSORPTION_FACTOR         (0.0f)
+
+#define AL_MIN_ROOM_ROLLOFF_FACTOR               (0.0f)
+#define AL_MAX_ROOM_ROLLOFF_FACTOR               (10.0f)
+#define AL_DEFAULT_ROOM_ROLLOFF_FACTOR           (0.0f)
+
+#define AL_MIN_CONE_OUTER_GAINHF                 (0.0f)
+#define AL_MAX_CONE_OUTER_GAINHF                 (1.0f)
+#define AL_DEFAULT_CONE_OUTER_GAINHF             (1.0f)
+
+#define AL_MIN_DIRECT_FILTER_GAINHF_AUTO         AL_FALSE
+#define AL_MAX_DIRECT_FILTER_GAINHF_AUTO         AL_TRUE
+#define AL_DEFAULT_DIRECT_FILTER_GAINHF_AUTO     AL_TRUE
+
+#define AL_MIN_AUXILIARY_SEND_FILTER_GAIN_AUTO   AL_FALSE
+#define AL_MAX_AUXILIARY_SEND_FILTER_GAIN_AUTO   AL_TRUE
+#define AL_DEFAULT_AUXILIARY_SEND_FILTER_GAIN_AUTO AL_TRUE
+
+#define AL_MIN_AUXILIARY_SEND_FILTER_GAINHF_AUTO AL_FALSE
+#define AL_MAX_AUXILIARY_SEND_FILTER_GAINHF_AUTO AL_TRUE
+#define AL_DEFAULT_AUXILIARY_SEND_FILTER_GAINHF_AUTO AL_TRUE
+
+
+/* Listener parameter value ranges and defaults. */
+#define AL_MIN_METERS_PER_UNIT                   FLT_MIN
+#define AL_MAX_METERS_PER_UNIT                   FLT_MAX
+#define AL_DEFAULT_METERS_PER_UNIT               (1.0f)
+
+
+#ifdef __cplusplus
+}  /* extern "C" */
+#endif
+
+#endif /* AL_EFX_H */
diff --git a/external/openal_soft/lib/libopenal32.a b/external/openal_soft/lib/libopenal32.a
new file mode 100644
index 00000000..5f7352ac
--- /dev/null
+++ b/external/openal_soft/lib/libopenal32.a
diff --git a/external/openal_soft/openal32.dll b/external/openal_soft/openal32.dll
new file mode 100644
index 00000000..71ced6a2
--- /dev/null
+++ b/external/openal_soft/openal32.dll