diff options
Diffstat (limited to 'src/core.c')
| -rw-r--r-- | src/core.c | 348 |
1 files changed, 175 insertions, 173 deletions
@@ -48,8 +48,10 @@ #define GESTURES_IMPLEMENTATION #include "gestures.h" // Gestures detection functionality -#define CAMERA_IMPLEMENTATION -#include "camera.h" // Camera system functionality +#if !defined(PLATFORM_ANDROID) + #define CAMERA_IMPLEMENTATION + #include "camera.h" // Camera system functionality +#endif #include <stdio.h> // Standard input / output lib #include <stdlib.h> // Declares malloc() and free() for memory management, rand(), atexit() @@ -120,9 +122,9 @@ //#define DEFAULT_KEYBOARD_DEV "/dev/input/eventN" //#define DEFAULT_MOUSE_DEV "/dev/input/eventN" //#define DEFAULT_GAMEPAD_DEV "/dev/input/eventN" - + #define MOUSE_SENSITIVITY 0.8f - + #define MAX_GAMEPADS 2 // Max number of gamepads supported #define MAX_GAMEPAD_BUTTONS 11 // Max bumber of buttons supported (per gamepad) #define MAX_GAMEPAD_AXIS 8 // Max number of axis supported (per gamepad) @@ -333,7 +335,7 @@ void InitWindow(int width, int height, const char *title) emscripten_set_touchend_callback("#canvas", NULL, 1, EmscriptenInputCallback); emscripten_set_touchmove_callback("#canvas", NULL, 1, EmscriptenInputCallback); emscripten_set_touchcancel_callback("#canvas", NULL, 1, EmscriptenInputCallback); - + // TODO: Add gamepad support (not provided by GLFW3 on emscripten) //emscripten_set_gamepadconnected_callback(NULL, 1, EmscriptenInputCallback); //emscripten_set_gamepaddisconnected_callback(NULL, 1, EmscriptenInputCallback); @@ -394,7 +396,7 @@ void InitWindow(int width, int height, struct android_app *state) //state->userData = &engine; app->onAppCmd = AndroidCommandCallback; app->onInputEvent = AndroidInputCallback; - + InitAssetManager(app->activity->assetManager); TraceLog(INFO, "Android app initialized successfully"); @@ -447,7 +449,7 @@ void CloseWindow(void) eglTerminate(display); display = EGL_NO_DISPLAY; - } + } #endif #if defined(PLATFORM_RPI) @@ -527,7 +529,7 @@ void BeginDrawing(void) currentTime = GetTime(); // Number of elapsed seconds since InitTimer() was called updateTime = currentTime - previousTime; previousTime = currentTime; - + rlClearScreenBuffers(); // Clear current framebuffers rlLoadIdentity(); // Reset current matrix (MODELVIEW) rlMultMatrixf(MatrixToFloat(downscaleView)); // If downscale required, apply it here @@ -543,7 +545,7 @@ void EndDrawing(void) SwapBuffers(); // Copy back buffer to front buffer PollInputEvents(); // Poll user events - + // Frame time control system currentTime = GetTime(); drawTime = currentTime - previousTime; @@ -575,9 +577,9 @@ void Begin2dMode(Camera2D camera) Matrix matRotation = MatrixRotate((Vector3){ 0.0f, 0.0f, 1.0f }, camera.rotation*DEG2RAD); Matrix matScale = MatrixScale(camera.zoom, camera.zoom, 1.0f); Matrix matTranslation = MatrixTranslate(camera.offset.x + camera.target.x, camera.offset.y + camera.target.y, 0.0f); - + Matrix matTransform = MatrixMultiply(MatrixMultiply(matOrigin, MatrixMultiply(matScale, matRotation)), matTranslation); - + rlMultMatrixf(MatrixToFloat(matTransform)); } @@ -593,14 +595,14 @@ void End2dMode(void) void Begin3dMode(Camera camera) { rlglDraw(); // Draw Buffers (Only OpenGL 3+ and ES2) - + if (IsVrDeviceReady()) BeginVrDrawing(); rlMatrixMode(RL_PROJECTION); // Switch to projection matrix rlPushMatrix(); // Save previous matrix, which contains the settings for the 2d ortho projection rlLoadIdentity(); // Reset current matrix (PROJECTION) - + // Setup perspective projection float aspect = (float)screenWidth/(float)screenHeight; double top = 0.01*tan(camera.fovy*PI/360.0); @@ -615,15 +617,15 @@ void Begin3dMode(Camera camera) // Setup Camera view Matrix cameraView = MatrixLookAt(camera.position, camera.target, camera.up); rlMultMatrixf(MatrixToFloat(cameraView)); // Multiply MODELVIEW matrix by view matrix (camera) - + rlEnableDepthTest(); // Enable DEPTH_TEST for 3D } // Ends 3D mode and returns to default 2D orthographic mode void End3dMode(void) -{ +{ rlglDraw(); // Process internal buffers (update + draw) - + if (IsVrDeviceReady()) EndVrDrawing(); rlMatrixMode(RL_PROJECTION); // Switch to projection matrix @@ -633,7 +635,7 @@ void End3dMode(void) rlLoadIdentity(); // Reset current matrix (MODELVIEW) //rlTranslatef(0.375, 0.375, 0); // HACK to ensure pixel-perfect drawing on OpenGL (after exiting 3D mode) - + rlDisableDepthTest(); // Disable DEPTH_TEST for 2D } @@ -645,16 +647,16 @@ void BeginTextureMode(RenderTexture2D target) rlEnableRenderTexture(target.id); // Enable render target rlClearScreenBuffers(); // Clear render texture buffers - + // Set viewport to framebuffer size - rlViewport(0, 0, target.texture.width, target.texture.height); - + rlViewport(0, 0, target.texture.width, target.texture.height); + rlMatrixMode(RL_PROJECTION); // Switch to PROJECTION matrix rlLoadIdentity(); // Reset current matrix (PROJECTION) // Set orthographic projection to current framebuffer size // NOTE: Configured top-left corner as (0, 0) - rlOrtho(0, target.texture.width, target.texture.height, 0, 0.0f, 1.0f); + rlOrtho(0, target.texture.width, target.texture.height, 0, 0.0f, 1.0f); rlMatrixMode(RL_MODELVIEW); // Switch back to MODELVIEW matrix rlLoadIdentity(); // Reset current matrix (MODELVIEW) @@ -672,10 +674,10 @@ void EndTextureMode(void) // Set viewport to default framebuffer size (screen size) // TODO: consider possible viewport offsets rlViewport(0, 0, GetScreenWidth(), GetScreenHeight()); - + rlMatrixMode(RL_PROJECTION); // Switch to PROJECTION matrix rlLoadIdentity(); // Reset current matrix (PROJECTION) - + // Set orthographic projection to current framebuffer size // NOTE: Configured top-left corner as (0, 0) rlOrtho(0, GetScreenWidth(), GetScreenHeight(), 0, 0.0f, 1.0f); @@ -701,7 +703,7 @@ float GetFPS(void) // Returns time in seconds for one frame float GetFrameTime(void) { - // As we are operate quite a lot with frameTime, + // As we are operate quite a lot with frameTime, // it could be no stable, so we round it before passing it around // NOTE: There are still problems with high framerates (>500fps) double roundedFrameTime = round(frameTime*10000)/10000.0; @@ -735,7 +737,7 @@ float *VectorToFloat(Vector3 vec) } // Converts Matrix to float array -// NOTE: Returned vector is a transposed version of the Matrix struct, +// NOTE: Returned vector is a transposed version of the Matrix struct, // it should be this way because, despite raymath use OpenGL column-major convention, // Matrix struct memory alignment and variables naming are not coherent float *MatrixToFloat(Matrix mat) @@ -799,7 +801,7 @@ Color Fade(Color color, float alpha) { if (alpha < 0.0f) alpha = 0.0f; else if (alpha > 1.0f) alpha = 1.0f; - + float colorAlpha = (float)color.a*alpha; return (Color){color.r, color.g, color.b, (unsigned char)colorAlpha}; @@ -841,9 +843,9 @@ void ClearDroppedFiles(void) if (dropFilesCount > 0) { for (int i = 0; i < dropFilesCount; i++) free(dropFilesPath[i]); - + free(dropFilesPath); - + dropFilesCount = 0; } } @@ -854,7 +856,7 @@ void ClearDroppedFiles(void) void StorageSaveValue(int position, int value) { FILE *storageFile = NULL; - + char path[128]; #if defined(PLATFORM_ANDROID) strcpy(path, internalDataPath); @@ -865,7 +867,7 @@ void StorageSaveValue(int position, int value) #endif // Try open existing file to append data - storageFile = fopen(path, "rb+"); + storageFile = fopen(path, "rb+"); // If file doesn't exist, create a new storage data file if (!storageFile) storageFile = fopen(path, "wb"); @@ -877,14 +879,14 @@ void StorageSaveValue(int position, int value) fseek(storageFile, 0, SEEK_END); int fileSize = ftell(storageFile); // Size in bytes fseek(storageFile, 0, SEEK_SET); - + if (fileSize < (position*4)) TraceLog(WARNING, "Storage position could not be found"); else { fseek(storageFile, (position*4), SEEK_SET); fwrite(&value, 1, 4, storageFile); } - + fclose(storageFile); } } @@ -894,7 +896,7 @@ void StorageSaveValue(int position, int value) int StorageLoadValue(int position) { int value = 0; - + char path[128]; #if defined(PLATFORM_ANDROID) strcpy(path, internalDataPath); @@ -903,9 +905,9 @@ int StorageLoadValue(int position) #else strcpy(path, STORAGE_FILENAME); #endif - + // Try open existing file to append data - FILE *storageFile = fopen(path, "rb"); + FILE *storageFile = fopen(path, "rb"); if (!storageFile) TraceLog(WARNING, "Storage data file could not be found"); else @@ -914,42 +916,42 @@ int StorageLoadValue(int position) fseek(storageFile, 0, SEEK_END); int fileSize = ftell(storageFile); // Size in bytes rewind(storageFile); - + if (fileSize < (position*4)) TraceLog(WARNING, "Storage position could not be found"); else { fseek(storageFile, (position*4), SEEK_SET); fread(&value, 1, 4, storageFile); } - + fclose(storageFile); } - + return value; } // Returns a ray trace from mouse position Ray GetMouseRay(Vector2 mousePosition, Camera camera) -{ +{ Ray ray; - + // Calculate normalized device coordinates // NOTE: y value is negative float x = (2.0f*mousePosition.x)/(float)GetScreenWidth() - 1.0f; float y = 1.0f - (2.0f*mousePosition.y)/(float)GetScreenHeight(); float z = 1.0f; - + // Store values in a vector Vector3 deviceCoords = { x, y, z }; - + TraceLog(DEBUG, "Device coordinates: (%f, %f, %f)", deviceCoords.x, deviceCoords.y, deviceCoords.z); - + // Calculate projection matrix (from perspective instead of frustum) Matrix matProj = MatrixPerspective(camera.fovy, ((double)GetScreenWidth()/(double)GetScreenHeight()), 0.01, 1000.0); - + // Calculate view matrix from camera look at Matrix matView = MatrixLookAt(camera.position, camera.target, camera.up); - + // Do I need to transpose it? It seems that yes... // NOTE: matrix order may be incorrect... In OpenGL to get world position from // camera view it just needs to get inverted, but here we need to transpose it too. @@ -957,10 +959,10 @@ Ray GetMouseRay(Vector2 mousePosition, Camera camera) // to a vector, you will get its 3d world position coordinates (camera.position). // If you don't transpose, final position will be wrong. MatrixTranspose(&matView); - + //#define USE_RLGL_UNPROJECT #if defined(USE_RLGL_UNPROJECT) // OPTION 1: Use rlglUnproject() - + Vector3 nearPoint = rlglUnproject((Vector3){ deviceCoords.x, deviceCoords.y, 0.0f }, matProj, matView); Vector3 farPoint = rlglUnproject((Vector3){ deviceCoords.x, deviceCoords.y, 1.0f }, matProj, matView); @@ -969,56 +971,56 @@ Ray GetMouseRay(Vector2 mousePosition, Camera camera) // Calculate unproject matrix (multiply projection matrix and view matrix) and invert it Matrix matProjView = MatrixMultiply(matProj, matView); MatrixInvert(&matProjView); - + // Calculate far and near points Quaternion near = { deviceCoords.x, deviceCoords.y, 0.0f, 1.0f }; Quaternion far = { deviceCoords.x, deviceCoords.y, 1.0f, 1.0f }; - + // Multiply points by unproject matrix QuaternionTransform(&near, matProjView); QuaternionTransform(&far, matProjView); - + // Calculate normalized world points in vectors Vector3 nearPoint = { near.x/near.w, near.y/near.w, near.z/near.w}; Vector3 farPoint = { far.x/far.w, far.y/far.w, far.z/far.w}; #endif - + // Calculate normalized direction vector Vector3 direction = VectorSubtract(farPoint, nearPoint); VectorNormalize(&direction); - + // Apply calculated vectors to ray ray.position = camera.position; ray.direction = direction; - + return ray; } // Returns the screen space position from a 3d world space position Vector2 GetWorldToScreen(Vector3 position, Camera camera) -{ +{ // Calculate projection matrix (from perspective instead of frustum Matrix matProj = MatrixPerspective(camera.fovy, (double)GetScreenWidth()/(double)GetScreenHeight(), 0.01, 1000.0); - + // Calculate view matrix from camera look at (and transpose it) Matrix matView = MatrixLookAt(camera.position, camera.target, camera.up); MatrixTranspose(&matView); - + // Convert world position vector to quaternion Quaternion worldPos = { position.x, position.y, position.z, 1.0f }; - + // Transform world position to view QuaternionTransform(&worldPos, matView); - + // Transform result to projection (clip space position) QuaternionTransform(&worldPos, matProj); - + // Calculate normalized device coordinates (inverted y) Vector3 ndcPos = { worldPos.x / worldPos.w, -worldPos.y / worldPos.w, worldPos.z / worldPos.z }; - + // Calculate 2d screen position vector Vector2 screenPosition = { (ndcPos.x + 1.0f)/2.0f*(float)GetScreenWidth(), (ndcPos.y + 1.0f)/2.0f*(float)GetScreenHeight() }; - + return screenPosition; } @@ -1144,7 +1146,7 @@ bool IsCursorHidden() bool IsGamepadAvailable(int gamepad) { bool result = false; - + #if defined(PLATFORM_RPI) if ((gamepad < MAX_GAMEPADS) && gamepadReady[gamepad]) result = true; #else @@ -1158,7 +1160,7 @@ bool IsGamepadAvailable(int gamepad) float GetGamepadAxisMovement(int gamepad, int axis) { float value = 0; - + #if defined(PLATFORM_RPI) if ((gamepad < MAX_GAMEPADS) && gamepadReady[gamepad]) { @@ -1167,9 +1169,9 @@ float GetGamepadAxisMovement(int gamepad, int axis) #else const float *axes; int axisCount = 0; - + axes = glfwGetJoystickAxes(gamepad, &axisCount); - + if (axis < axisCount) value = axes[axis]; #endif @@ -1197,7 +1199,7 @@ bool IsGamepadButtonPressed(int gamepad, int button) bool IsGamepadButtonDown(int gamepad, int button) { bool result = false; - + #if defined(PLATFORM_RPI) // Get gamepad buttons information if ((gamepad < MAX_GAMEPADS) && gamepadReady[gamepad] && (gamepadButtons[gamepad][button] == 1)) result = true; @@ -1205,13 +1207,13 @@ bool IsGamepadButtonDown(int gamepad, int button) #else const unsigned char *buttons; int buttonsCount; - + buttons = glfwGetJoystickButtons(gamepad, &buttonsCount); if ((buttons != NULL) && (buttons[button] == GLFW_PRESS)) result = true; else result = false; #endif - + return result; } @@ -1260,7 +1262,7 @@ bool IsGamepadButtonUp(int gamepad, int button) bool IsMouseButtonPressed(int button) { bool pressed = false; - + #if defined(PLATFORM_ANDROID) if (IsGestureDetected(GESTURE_TAP)) pressed = true; #else @@ -1274,13 +1276,13 @@ bool IsMouseButtonPressed(int button) bool IsMouseButtonDown(int button) { bool down = false; - + #if defined(PLATFORM_ANDROID) if (IsGestureDetected(GESTURE_HOLD)) down = true; #else if (GetMouseButtonStatus(button) == 1) down = true; #endif - + return down; } @@ -1288,7 +1290,7 @@ bool IsMouseButtonDown(int button) bool IsMouseButtonReleased(int button) { bool released = false; - + #if !defined(PLATFORM_ANDROID) if ((currentMouseState[button] != previousMouseState[button]) && (currentMouseState[button] == 0)) released = true; #endif @@ -1300,7 +1302,7 @@ bool IsMouseButtonReleased(int button) bool IsMouseButtonUp(int button) { bool up = false; - + #if !defined(PLATFORM_ANDROID) if (GetMouseButtonStatus(button) == 0) up = true; #endif @@ -1385,7 +1387,7 @@ int GetTouchY(void) Vector2 GetTouchPosition(int index) { Vector2 position = { -1.0f, -1.0f }; - + #if defined(PLATFORM_ANDROID) || defined(PLATFORM_WEB) if (index < MAX_TOUCH_POINTS) position = touchPosition[index]; else TraceLog(WARNING, "Required touch point out of range (Max touch points: %i)", MAX_TOUCH_POINTS); @@ -1493,7 +1495,7 @@ static void InitGraphicsDevice(int width, int height) // NOTE: When asking for an OpenGL context version, most drivers provide highest supported version // with forward compatibility to older OpenGL versions. // For example, if using OpenGL 1.1, driver can provide a 3.3 context fordward compatible. - + if (configFlags & FLAG_MSAA_4X_HINT) { glfwWindowHint(GLFW_SAMPLES, 4); // Enables multisampling x4 (MSAA), default is 0 @@ -1513,7 +1515,7 @@ static void InitGraphicsDevice(int width, int height) glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE); // Profiles Hint: Only 3.3 and above! // Other values: GLFW_OPENGL_ANY_PROFILE, GLFW_OPENGL_COMPAT_PROFILE #ifdef __APPLE__ - glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE); // OSX Requires + glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE); // OSX Requires #else glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_FALSE); // Fordward Compatibility Hint: Only 3.3 and above! #endif @@ -1523,9 +1525,9 @@ static void InitGraphicsDevice(int width, int height) if (fullscreen) { // Obtain recommended displayWidth/displayHeight from a valid videomode for the monitor - int count; + int count; const GLFWvidmode *modes = glfwGetVideoModes(glfwGetPrimaryMonitor(), &count); - + // Get closest videomode to desired screenWidth/screenHeight for (int i = 0; i < count; i++) { @@ -1539,7 +1541,7 @@ static void InitGraphicsDevice(int width, int height) } } } - + TraceLog(WARNING, "Closest fullscreen videomode: %i x %i", displayWidth, displayHeight); // NOTE: ISSUE: Closest videomode could not match monitor aspect-ratio, for example, @@ -1548,12 +1550,12 @@ static void InitGraphicsDevice(int width, int height) // by the sides to fit all monitor space... // At this point we need to manage render size vs screen size - // NOTE: This function uses and modifies global module variables: + // NOTE: This function uses and modifies global module variables: // screenWidth/screenHeight - renderWidth/renderHeight - downscaleView SetupFramebufferSize(displayWidth, displayHeight); window = glfwCreateWindow(displayWidth, displayHeight, windowTitle, glfwGetPrimaryMonitor(), NULL); - + // NOTE: Full-screen change, not working properly... //glfwSetWindowMonitor(window, glfwGetPrimaryMonitor(), 0, 0, screenWidth, screenHeight, GLFW_DONT_CARE); } @@ -1561,15 +1563,15 @@ static void InitGraphicsDevice(int width, int height) { // No-fullscreen window creation window = glfwCreateWindow(screenWidth, screenHeight, windowTitle, NULL, NULL); - + #if defined(PLATFORM_DESKTOP) // Center window on screen int windowPosX = displayWidth/2 - screenWidth/2; int windowPosY = displayHeight/2 - screenHeight/2; - + if (windowPosX < 0) windowPosX = 0; if (windowPosY < 0) windowPosY = 0; - + glfwSetWindowPos(window, windowPosX, windowPosY); #endif renderWidth = screenWidth; @@ -1612,7 +1614,7 @@ static void InitGraphicsDevice(int width, int height) // NOTE: GLFW loader function is passed as parameter rlglLoadExtensions(glfwGetProcAddress); #endif - + // Enables GPU v-sync, so frames are not limited to screen refresh rate (60Hz -> 60 FPS) // If not set, swap interval uses GPU v-sync configuration // Framerate can be setup using SetTargetFPS() @@ -1620,7 +1622,7 @@ static void InitGraphicsDevice(int width, int height) { glfwSwapInterval(1); TraceLog(INFO, "Trying to enable VSYNC"); - } + } #endif // defined(PLATFORM_DESKTOP) || defined(PLATFORM_WEB) #if defined(PLATFORM_ANDROID) || defined(PLATFORM_RPI) @@ -1643,13 +1645,13 @@ static void InitGraphicsDevice(int width, int height) EGLint samples = 0; EGLint sampleBuffer = 0; - if (configFlags & FLAG_MSAA_4X_HINT) + if (configFlags & FLAG_MSAA_4X_HINT) { samples = 4; sampleBuffer = 1; TraceLog(INFO, "Trying to enable MSAA x4"); } - + const EGLint framebufferAttribs[] = { EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT, // Type of context support -> Required on RPI? @@ -1773,10 +1775,10 @@ static void InitGraphicsDevice(int width, int height) // Initialize OpenGL context (states and resources) // NOTE: screenWidth and screenHeight not used, just stored as globals rlglInit(screenWidth, screenHeight); - + #ifdef __APPLE__ // Get framebuffer size of current window - // NOTE: Required to handle HighDPI display correctly on OSX because framebuffer + // NOTE: Required to handle HighDPI display correctly on OSX because framebuffer // is automatically reasized to adapt to new DPI. // When OS does that, it can be detected using GLFW3 callback: glfwSetFramebufferSizeCallback() int fbWidth, fbHeight; @@ -1792,7 +1794,7 @@ static void InitGraphicsDevice(int width, int height) // NOTE: Default to orthographic projection mode with top-left corner at (0,0) rlMatrixMode(RL_PROJECTION); // Switch to PROJECTION matrix rlLoadIdentity(); // Reset current matrix (PROJECTION) - rlOrtho(0, renderWidth - renderOffsetX, renderHeight - renderOffsetY, 0, 0.0f, 1.0f); + rlOrtho(0, renderWidth - renderOffsetX, renderHeight - renderOffsetY, 0, 0.0f, 1.0f); rlMatrixMode(RL_MODELVIEW); // Switch back to MODELVIEW matrix rlLoadIdentity(); // Reset current matrix (MODELVIEW) @@ -1806,7 +1808,7 @@ static void InitGraphicsDevice(int width, int height) // Compute framebuffer size relative to screen size and display size // NOTE: Global variables renderWidth/renderHeight and renderOffsetX/renderOffsetY can be modified static void SetupFramebufferSize(int displayWidth, int displayHeight) -{ +{ // Calculate renderWidth and renderHeight, we have the display size (input params) and the desired screen size (global var) if ((screenWidth > displayWidth) || (screenHeight > displayHeight)) { @@ -1945,7 +1947,7 @@ static void PollInputEvents(void) // NOTE: Gestures update must be called every frame to reset gestures correctly // because ProcessGestureEvent() is just called on an event, not every frame UpdateGestures(); - + #if defined(PLATFORM_DESKTOP) || defined(PLATFORM_WEB) // Mouse input polling double mouseX; @@ -2025,7 +2027,7 @@ static void TakeScreenshot(void) unsigned char *imgData = rlglReadScreenPixels(renderWidth, renderHeight); sprintf(buffer, "screenshot%03i.png", shotNum); - + // Save image as PNG WritePNG(buffer, imgData, renderWidth, renderHeight, 4); @@ -2062,7 +2064,7 @@ static void KeyCallback(GLFWwindow *window, int key, int scancode, int action, i #if defined(PLATFORM_DESKTOP) else if (key == GLFW_KEY_F12 && action == GLFW_PRESS) TakeScreenshot(); #endif - else + else { currentKeyState[key] = action; if (action == GLFW_PRESS) lastKeyPressed = key; @@ -2073,27 +2075,27 @@ static void KeyCallback(GLFWwindow *window, int key, int scancode, int action, i static void MouseButtonCallback(GLFWwindow *window, int button, int action, int mods) { currentMouseState[button] = action; - + #define ENABLE_MOUSE_GESTURES #if defined(ENABLE_MOUSE_GESTURES) // Process mouse events as touches to be able to use mouse-gestures GestureEvent gestureEvent; - + // Register touch actions if (IsMouseButtonPressed(MOUSE_LEFT_BUTTON)) gestureEvent.touchAction = TOUCH_DOWN; else if (IsMouseButtonReleased(MOUSE_LEFT_BUTTON)) gestureEvent.touchAction = TOUCH_UP; - + // NOTE: TOUCH_MOVE event is registered in MouseCursorPosCallback() - + // Assign a pointer ID gestureEvent.pointerId[0] = 0; - + // Register touch points count gestureEvent.pointCount = 1; - + // Register touch points position, only one point registered gestureEvent.position[0] = GetMousePosition(); - + // Normalize gestureEvent.position[0] for screenWidth and screenHeight gestureEvent.position[0].x /= (float)GetScreenWidth(); gestureEvent.position[0].y /= (float)GetScreenHeight(); @@ -2112,20 +2114,20 @@ static void MouseCursorPosCallback(GLFWwindow *window, double x, double y) GestureEvent gestureEvent; gestureEvent.touchAction = TOUCH_MOVE; - + // Assign a pointer ID gestureEvent.pointerId[0] = 0; // Register touch points count gestureEvent.pointCount = 1; - + // Register touch points position, only one point registered gestureEvent.position[0] = (Vector2){ (float)x, (float)y }; - + touchPosition[0] = gestureEvent.position[0]; - + // Normalize gestureEvent.position[0] for screenWidth and screenHeight - gestureEvent.position[0].x /= (float)GetScreenWidth(); + gestureEvent.position[0].x /= (float)GetScreenWidth(); gestureEvent.position[0].y /= (float)GetScreenHeight(); // Gesture data is sent to gestures system for processing @@ -2166,7 +2168,7 @@ static void WindowSizeCallback(GLFWwindow *window, int width, int height) screenHeight = height; renderWidth = width; renderHeight = height; - + // NOTE: Postprocessing texture is not scaled to new size } @@ -2185,9 +2187,9 @@ static void WindowIconifyCallback(GLFWwindow* window, int iconified) static void WindowDropCallback(GLFWwindow *window, int count, const char **paths) { ClearDroppedFiles(); - + dropFilesPath = (char **)malloc(sizeof(char *)*count); - + for (int i = 0; i < count; i++) { dropFilesPath[i] = (char *)malloc(sizeof(char)*256); // Max path length set to 256 char @@ -2249,7 +2251,7 @@ static void AndroidCommandCallback(struct android_app *app, int32_t cmd) for (int i = 0; i < assetsCount; i++) { // TODO: Unload old asset if required - + // Load texture again to pointed texture (*textureAsset + i) = LoadTexture(assetPath[i]); } @@ -2292,7 +2294,7 @@ static void AndroidCommandCallback(struct android_app *app, int32_t cmd) // NOTE 2: In some cases (too many context loaded), OS could unload context automatically... :( eglMakeCurrent(display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT); eglDestroySurface(display, surface); - + contextRebindRequired = true; TraceLog(INFO, "APP_CMD_TERM_WINDOW"); @@ -2329,7 +2331,7 @@ static void AndroidCommandCallback(struct android_app *app, int32_t cmd) static int32_t AndroidInputCallback(struct android_app *app, AInputEvent *event) { //http://developer.android.com/ndk/reference/index.html - + int type = AInputEvent_getType(event); if (type == AINPUT_EVENT_TYPE_MOTION) @@ -2337,7 +2339,7 @@ static int32_t AndroidInputCallback(struct android_app *app, AInputEvent *event) // Get first touch position touchPosition[0].x = AMotionEvent_getX(event, 0); touchPosition[0].y = AMotionEvent_getY(event, 0); - + // Get second touch position touchPosition[1].x = AMotionEvent_getX(event, 1); touchPosition[1].y = AMotionEvent_getY(event, 1); @@ -2346,7 +2348,7 @@ static int32_t AndroidInputCallback(struct android_app *app, AInputEvent *event) { int32_t keycode = AKeyEvent_getKeyCode(event); //int32_t AKeyEvent_getMetaState(event); - + // Save current button and its state currentButtonState[keycode] = AKeyEvent_getAction(event); // Down = 0, Up = 1 @@ -2358,7 +2360,7 @@ static int32_t AndroidInputCallback(struct android_app *app, AInputEvent *event) // NOTE: AndroidManifest.xml must have <activity android:configChanges="orientation|keyboardHidden|screenSize" > // Before that change, activity was calling CMD_TERM_WINDOW and CMD_DESTROY when locking mobile, so that was not a normal behaviour return 0; - } + } else if ((keycode == AKEYCODE_BACK) || (keycode == AKEYCODE_MENU)) { // Eat BACK_BUTTON and AKEYCODE_MENU, just do nothing... and don't let to be handled by OS! @@ -2370,36 +2372,36 @@ static int32_t AndroidInputCallback(struct android_app *app, AInputEvent *event) return 0; } } - + int32_t action = AMotionEvent_getAction(event); unsigned int flags = action & AMOTION_EVENT_ACTION_MASK; - + GestureEvent gestureEvent; - + // Register touch actions if (flags == AMOTION_EVENT_ACTION_DOWN) gestureEvent.touchAction = TOUCH_DOWN; else if (flags == AMOTION_EVENT_ACTION_UP) gestureEvent.touchAction = TOUCH_UP; else if (flags == AMOTION_EVENT_ACTION_MOVE) gestureEvent.touchAction = TOUCH_MOVE; - + // Register touch points count gestureEvent.pointCount = AMotionEvent_getPointerCount(event); - + // Register touch points id gestureEvent.pointerId[0] = AMotionEvent_getPointerId(event, 0); gestureEvent.pointerId[1] = AMotionEvent_getPointerId(event, 1); - + // Register touch points position // NOTE: Only two points registered gestureEvent.position[0] = (Vector2){ AMotionEvent_getX(event, 0), AMotionEvent_getY(event, 0) }; gestureEvent.position[1] = (Vector2){ AMotionEvent_getX(event, 1), AMotionEvent_getY(event, 1) }; - + // Normalize gestureEvent.position[x] for screenWidth and screenHeight - gestureEvent.position[0].x /= (float)GetScreenWidth(); + gestureEvent.position[0].x /= (float)GetScreenWidth(); gestureEvent.position[0].y /= (float)GetScreenHeight(); - - gestureEvent.position[1].x /= (float)GetScreenWidth(); + + gestureEvent.position[1].x /= (float)GetScreenWidth(); gestureEvent.position[1].y /= (float)GetScreenHeight(); - + // Gesture data is sent to gestures system for processing ProcessGestureEvent(gestureEvent); @@ -2410,13 +2412,13 @@ static int32_t AndroidInputCallback(struct android_app *app, AInputEvent *event) #if defined(PLATFORM_WEB) static EM_BOOL EmscriptenFullscreenChangeCallback(int eventType, const EmscriptenFullscreenChangeEvent *e, void *userData) { - //isFullscreen: int e->isFullscreen - //fullscreenEnabled: int e->fullscreenEnabled + //isFullscreen: int e->isFullscreen + //fullscreenEnabled: int e->fullscreenEnabled //fs element nodeName: (char *) e->nodeName //fs element id: (char *) e->id //Current element size: (int) e->elementWidth, (int) e->elementHeight //Screen size:(int) e->screenWidth, (int) e->screenHeight - + if (e->isFullscreen) { TraceLog(INFO, "Canvas scaled to fullscreen. ElementSize: (%ix%i), ScreenSize(%ix%i)", e->elementWidth, e->elementHeight, e->screenWidth, e->screenHeight); @@ -2425,7 +2427,7 @@ static EM_BOOL EmscriptenFullscreenChangeCallback(int eventType, const Emscripte { TraceLog(INFO, "Canvas scaled to windowed. ElementSize: (%ix%i), ScreenSize(%ix%i)", e->elementWidth, e->elementHeight, e->screenWidth, e->screenHeight); } - + // TODO: Depending on scaling factor (screen vs element), calculate factor to scale mouse/touch input return 0; @@ -2445,33 +2447,33 @@ static EM_BOOL EmscriptenInputCallback(int eventType, const EmscriptenTouchEvent x = touchEvent->touches[i].canvasX; y = touchEvent->touches[i].canvasY; } - + printf("%s, numTouches: %d %s%s%s%s\n", emscripten_event_type_to_string(eventType), event->numTouches, event->ctrlKey ? " CTRL" : "", event->shiftKey ? " SHIFT" : "", event->altKey ? " ALT" : "", event->metaKey ? " META" : ""); for(int i = 0; i < event->numTouches; ++i) { const EmscriptenTouchPoint *t = &event->touches[i]; - + printf(" %ld: screen: (%ld,%ld), client: (%ld,%ld), page: (%ld,%ld), isChanged: %d, onTarget: %d, canvas: (%ld, %ld)\n", t->identifier, t->screenX, t->screenY, t->clientX, t->clientY, t->pageX, t->pageY, t->isChanged, t->onTarget, t->canvasX, t->canvasY); } */ - + GestureEvent gestureEvent; // Register touch actions if (eventType == EMSCRIPTEN_EVENT_TOUCHSTART) gestureEvent.touchAction = TOUCH_DOWN; else if (eventType == EMSCRIPTEN_EVENT_TOUCHEND) gestureEvent.touchAction = TOUCH_UP; else if (eventType == EMSCRIPTEN_EVENT_TOUCHMOVE) gestureEvent.touchAction = TOUCH_MOVE; - + // Register touch points count gestureEvent.pointCount = touchEvent->numTouches; - + // Register touch points id gestureEvent.pointerId[0] = touchEvent->touches[0].identifier; gestureEvent.pointerId[1] = touchEvent->touches[1].identifier; - + // Register touch points position // NOTE: Only two points registered // TODO: Touch data should be scaled accordingly! @@ -2482,12 +2484,12 @@ static EM_BOOL EmscriptenInputCallback(int eventType, const EmscriptenTouchEvent touchPosition[0] = gestureEvent.position[0]; touchPosition[1] = gestureEvent.position[1]; - + // Normalize gestureEvent.position[x] for screenWidth and screenHeight - gestureEvent.position[0].x /= (float)GetScreenWidth(); + gestureEvent.position[0].x /= (float)GetScreenWidth(); gestureEvent.position[0].y /= (float)GetScreenHeight(); - - gestureEvent.position[1].x /= (float)GetScreenWidth(); + + gestureEvent.position[1].x /= (float)GetScreenWidth(); gestureEvent.position[1].y /= (float)GetScreenHeight(); // Gesture data is sent to gestures system for processing @@ -2533,7 +2535,7 @@ static void InitKeyboard(void) else { // We reconfigure keyboard mode to get: - // - scancodes (K_RAW) + // - scancodes (K_RAW) // - keycodes (K_MEDIUMRAW) // - ASCII chars (K_XLATE) // - UNICODE chars (K_UNICODE) @@ -2549,7 +2551,7 @@ static void InitKeyboard(void) static void ProcessKeyboard(void) { #define MAX_KEYBUFFER_SIZE 32 // Max size in bytes to read - + // Keyboard input polling (fill keys[256] array with status) int bufferByteCount = 0; // Bytes available on the buffer char keysBuffer[MAX_KEYBUFFER_SIZE]; // Max keys to be read at a time @@ -2564,7 +2566,7 @@ static void ProcessKeyboard(void) for (int i = 0; i < bufferByteCount; i++) { TraceLog(DEBUG, "Bytes on keysBuffer: %i", bufferByteCount); - + //printf("Key(s) bytes: "); //for (int i = 0; i < bufferByteCount; i++) printf("0x%02x ", keysBuffer[i]); //printf("\n"); @@ -2598,7 +2600,7 @@ static void ProcessKeyboard(void) case 0x34: currentKeyState[301] = 1; break; // raylib KEY_F12 default: break; } - + if (keysBuffer[i + 2] == 0x5b) i += 4; else if ((keysBuffer[i + 2] == 0x31) || (keysBuffer[i + 2] == 0x32)) i += 5; } @@ -2615,7 +2617,7 @@ static void ProcessKeyboard(void) i += 3; // Jump to next key } - + // NOTE: Some keys are not directly keymapped (CTRL, ALT, SHIFT) } } @@ -2625,7 +2627,7 @@ static void ProcessKeyboard(void) else { TraceLog(DEBUG, "Pressed key (ASCII): 0x%02x", keysBuffer[i]); - + // Translate lowercase a-z letters to A-Z if ((keysBuffer[i] >= 97) && (keysBuffer[i] <= 122)) { @@ -2634,10 +2636,10 @@ static void ProcessKeyboard(void) else currentKeyState[(int)keysBuffer[i]] = 1; } } - + // Check exit key (same functionality as GLFW3 KeyCallback()) if (currentKeyState[exitKey] == 1) windowShouldClose = true; - + // Check screen capture key if (currentKeyState[301] == 1) TakeScreenshot(); // raylib key: KEY_F12 (GLFW_KEY_F12) } @@ -2647,7 +2649,7 @@ static void RestoreKeyboard(void) { // Reset to default keyboard settings tcsetattr(STDIN_FILENO, TCSANOW, &defaultKeyboardSettings); - + // Reconfigure keyboard to default mode ioctl(STDIN_FILENO, KDSKBMODE, defaultKeyboardMode); } @@ -2677,14 +2679,14 @@ static void InitMouse(void) static void *MouseThread(void *arg) { const unsigned char XSIGN = 1<<4, YSIGN = 1<<5; - - typedef struct { + + typedef struct { char buttons; - char dx, dy; + char dx, dy; } MouseEvent; - + MouseEvent mouse; - + int mouseRelX = 0; int mouseRelY = 0; @@ -2693,7 +2695,7 @@ static void *MouseThread(void *arg) if (read(mouseStream, &mouse, sizeof(MouseEvent)) == (int)sizeof(MouseEvent)) { if ((mouse.buttons & 0x08) == 0) break; // This bit should always be set - + // Check Left button pressed if ((mouse.buttons & 0x01) > 0) currentMouseState[0] = 1; else currentMouseState[0] = 0; @@ -2701,27 +2703,27 @@ static void *MouseThread(void *arg) // Check Right button pressed if ((mouse.buttons & 0x02) > 0) currentMouseState[1] = 1; else currentMouseState[1] = 0; - + // Check Middle button pressed if ((mouse.buttons & 0x04) > 0) currentMouseState[2] = 1; else currentMouseState[2] = 0; - + mouseRelX = (int)mouse.dx; mouseRelY = (int)mouse.dy; - + if ((mouse.buttons & XSIGN) > 0) mouseRelX = -1*(255 - mouseRelX); if ((mouse.buttons & YSIGN) > 0) mouseRelY = -1*(255 - mouseRelY); - + // NOTE: Mouse movement is normalized to not be screen resolution dependant // We suppose 2*255 (max relative movement) is equivalent to screenWidth (max pixels width) // Result after normalization is multiplied by MOUSE_SENSITIVITY factor mousePosition.x += (float)mouseRelX*((float)screenWidth/(2*255))*MOUSE_SENSITIVITY; mousePosition.y -= (float)mouseRelY*((float)screenHeight/(2*255))*MOUSE_SENSITIVITY; - + if (mousePosition.x < 0) mousePosition.x = 0; if (mousePosition.y < 0) mousePosition.y = 0; - + if (mousePosition.x > screenWidth) mousePosition.x = screenWidth; if (mousePosition.y > screenHeight) mousePosition.y = screenHeight; } @@ -2735,12 +2737,12 @@ static void *MouseThread(void *arg) static void InitGamepad(void) { char gamepadDev[128] = ""; - + for (int i = 0; i < MAX_GAMEPADS; i++) { sprintf(gamepadDev, "%s%i", DEFAULT_GAMEPAD_DEV, i); - - if ((gamepadStream[i] = open(gamepadDev, O_RDONLY|O_NONBLOCK)) < 0) + + if ((gamepadStream[i] = open(gamepadDev, O_RDONLY|O_NONBLOCK)) < 0) { // NOTE: Only show message for first gamepad if (i == 0) TraceLog(WARNING, "Gamepad device could not be opened, no gamepad available"); @@ -2758,7 +2760,7 @@ static void InitGamepad(void) else TraceLog(INFO, "Gamepad device initialized successfully"); } } - } + } } // Process Gamepad (/dev/input/js0) @@ -2777,7 +2779,7 @@ static void *GamepadThread(void *arg) // Read gamepad event struct js_event gamepadEvent; - + while (!windowShouldClose) { for (int i = 0; i < MAX_GAMEPADS; i++) @@ -2785,22 +2787,22 @@ static void *GamepadThread(void *arg) if (read(gamepadStream[i], &gamepadEvent, sizeof(struct js_event)) == (int)sizeof(struct js_event)) { gamepadEvent.type &= ~JS_EVENT_INIT; // Ignore synthetic events - + // Process gamepad events by type - if (gamepadEvent.type == JS_EVENT_BUTTON) + if (gamepadEvent.type == JS_EVENT_BUTTON) { TraceLog(DEBUG, "Gamepad button: %i, value: %i", gamepadEvent.number, gamepadEvent.value); - - if (gamepadEvent.number < MAX_GAMEPAD_BUTTONS) + + if (gamepadEvent.number < MAX_GAMEPAD_BUTTONS) { // 1 - button pressed, 0 - button released gamepadButtons[i][gamepadEvent.number] = (int)gamepadEvent.value; } } - else if (gamepadEvent.type == JS_EVENT_AXIS) + else if (gamepadEvent.type == JS_EVENT_AXIS) { TraceLog(DEBUG, "Gamepad axis: %i, value: %i", gamepadEvent.number, gamepadEvent.value); - + if (gamepadEvent.number < MAX_GAMEPAD_AXIS) { // NOTE: Scaling of gamepadEvent.value to get values between -1..1 |