From eae98e1c34512579d69966c99713bd0c45bfcb50 Mon Sep 17 00:00:00 2001
From: raysan5 <raysan5@gmail.com>
Date: Mon, 4 May 2015 23:46:31 +0200
Subject: Big batch of changes, check description:

- Camera system moved to a separate module [camera.c]
- WIP: Added customization functions for camera controls
- Added custom shaders support on batch drawing
- Complete redesign of textures module to support multiple texture
formats (compressed and uncompressed)
---
 examples/resources/shaders/base.vs      | 19 +++++++++++++++++++
 examples/resources/shaders/custom.fs    | 16 ++++++++++++++++
 examples/resources/shaders/custom.vs    | 16 ++++++++++++++++
 examples/resources/shaders/grayscale.fs | 15 +++++++++++++++
 4 files changed, 66 insertions(+)
 create mode 100644 examples/resources/shaders/base.vs
 create mode 100644 examples/resources/shaders/custom.fs
 create mode 100644 examples/resources/shaders/custom.vs
 create mode 100644 examples/resources/shaders/grayscale.fs

(limited to 'examples/resources')

diff --git a/examples/resources/shaders/base.vs b/examples/resources/shaders/base.vs
new file mode 100644
index 00000000..78e543b7
--- /dev/null
+++ b/examples/resources/shaders/base.vs
@@ -0,0 +1,19 @@
+#version 110
+
+attribute vec3 vertexPosition;
+attribute vec2 vertexTexCoord;
+attribute vec4 vertexColor;
+
+uniform mat4 projectionMatrix;
+uniform mat4 modelviewMatrix;
+
+varying vec2 fragTexCoord;
+varying vec4 fragColor;
+
+void main()
+{
+    fragTexCoord = vertexTexCoord;
+    fragColor = vertexColor;
+    
+    gl_Position = projectionMatrix*modelviewMatrix*vec4(vertexPosition, 1.0);
+}
\ No newline at end of file
diff --git a/examples/resources/shaders/custom.fs b/examples/resources/shaders/custom.fs
new file mode 100644
index 00000000..1e53933b
--- /dev/null
+++ b/examples/resources/shaders/custom.fs
@@ -0,0 +1,16 @@
+#version 330
+
+uniform sampler2D texture0;
+varying vec2 fragTexCoord;
+
+uniform vec4 tintColor;
+
+void main()
+{
+    vec4 base = texture2D(texture0, fragTexCoord)*tintColor;
+    
+    // Convert to grayscale using NTSC conversion weights
+    float gray = dot(base.rgb, vec3(0.299, 0.587, 0.114));
+    
+    gl_FragColor = vec4(gray, gray, gray, tintColor.a);
+}
\ No newline at end of file
diff --git a/examples/resources/shaders/custom.vs b/examples/resources/shaders/custom.vs
new file mode 100644
index 00000000..629c954d
--- /dev/null
+++ b/examples/resources/shaders/custom.vs
@@ -0,0 +1,16 @@
+#version 330
+
+attribute vec3 vertexPosition;
+attribute vec2 vertexTexCoord;
+attribute vec3 vertexNormal;
+
+uniform mat4 projectionMatrix;
+uniform mat4 modelviewMatrix;
+
+varying vec2 fragTexCoord;
+
+void main()
+{
+    fragTexCoord = vertexTexCoord;
+    gl_Position = projectionMatrix*modelviewMatrix*vec4(vertexPosition, 1.0);
+}
\ No newline at end of file
diff --git a/examples/resources/shaders/grayscale.fs b/examples/resources/shaders/grayscale.fs
new file mode 100644
index 00000000..1b778871
--- /dev/null
+++ b/examples/resources/shaders/grayscale.fs
@@ -0,0 +1,15 @@
+#version 110
+
+uniform sampler2D texture0;
+varying vec2 fragTexCoord;
+varying vec4 fragColor;
+
+void main()
+{
+    vec4 base = texture2D(texture0, fragTexCoord)*fragColor;
+
+    // Convert to grayscale using NTSC conversion weights
+    float gray = dot(base.rgb, vec3(0.299, 0.587, 0.114));
+    
+    gl_FragColor = vec4(gray, gray, gray, base.a);
+}
\ No newline at end of file
-- 
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