Update C sources and examples
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100 changed files with 2081 additions and 1686 deletions
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@ -2,8 +2,8 @@
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*
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* rlgl - raylib OpenGL abstraction layer
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*
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* rlgl allows usage of OpenGL 1.1 style functions (rlVertex) that are internally mapped to
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* selected OpenGL version (1.1, 2.1, 3.3 Core, ES 2.0).
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* rlgl is a wrapper for multiple OpenGL versions (1.1, 2.1, 3.3 Core, ES 2.0) to
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* pseudo-OpenGL 1.1 style functions (rlVertex, rlTranslate, rlRotate...).
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*
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* When chosing an OpenGL version greater than OpenGL 1.1, rlgl stores vertex data on internal
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* VBO buffers (and VAOs if available). It requires calling 3 functions:
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@ -11,18 +11,29 @@
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* rlglDraw() - Process internal buffers and send required draw calls
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* rlglClose() - De-initialize internal buffers data and other auxiliar resources
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*
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* External libs:
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* CONFIGURATION:
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*
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* #define GRAPHICS_API_OPENGL_11
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* #define GRAPHICS_API_OPENGL_21
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* #define GRAPHICS_API_OPENGL_33
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* #define GRAPHICS_API_OPENGL_ES2
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* Use selected OpenGL backend
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*
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* #define RLGL_STANDALONE
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* Use rlgl as standalone library (no raylib dependency)
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*
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* #define SUPPORT_VR_SIMULATION / SUPPORT_STEREO_RENDERING
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* Support VR simulation functionality (stereo rendering)
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*
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* #define SUPPORT_SHADER_DISTORTION
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* Include stereo rendering distortion shader (shader_distortion.h)
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*
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* DEPENDENCIES:
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* raymath - 3D math functionality (Vector3, Matrix, Quaternion)
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* GLAD - OpenGL extensions loading (OpenGL 3.3 Core only)
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*
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* Module Configuration Flags:
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* GRAPHICS_API_OPENGL_11 - Use OpenGL 1.1 backend
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* GRAPHICS_API_OPENGL_21 - Use OpenGL 2.1 backend
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* GRAPHICS_API_OPENGL_33 - Use OpenGL 3.3 Core profile backend
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* GRAPHICS_API_OPENGL_ES2 - Use OpenGL ES 2.0 backend
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*
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* RLGL_STANDALONE - Use rlgl as standalone library (no raylib dependency)
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*
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* LICENSE: zlib/libpng
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*
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* Copyright (c) 2014-2016 Ramon Santamaria (@raysan5)
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*
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@ -124,15 +135,21 @@
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#define RL_WRAP_CLAMP 0x812F // GL_CLAMP_TO_EDGE
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#define RL_WRAP_CLAMP_MIRROR 0x8742 // GL_MIRROR_CLAMP_EXT
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// Matrix modes (equivalent to OpenGL)
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#define RL_MODELVIEW 0x1700 // GL_MODELVIEW
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#define RL_PROJECTION 0x1701 // GL_PROJECTION
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#define RL_TEXTURE 0x1702 // GL_TEXTURE
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// Primitive assembly draw modes
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#define RL_LINES 0x0001 // GL_LINES
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#define RL_TRIANGLES 0x0004 // GL_TRIANGLES
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#define RL_QUADS 0x0007 // GL_QUADS
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//----------------------------------------------------------------------------------
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// Types and Structures Definition
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//----------------------------------------------------------------------------------
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typedef enum { OPENGL_11 = 1, OPENGL_21, OPENGL_33, OPENGL_ES_20 } GlVersion;
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typedef enum { RL_PROJECTION, RL_MODELVIEW, RL_TEXTURE } MatrixMode;
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typedef enum { RL_LINES, RL_TRIANGLES, RL_QUADS } DrawMode;
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typedef unsigned char byte;
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#if defined(RLGL_STANDALONE)
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@ -349,7 +366,7 @@ void rlglClose(void); // De-init rlgl
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void rlglDraw(void); // Draw VAO/VBO
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void rlglLoadExtensions(void *loader); // Load OpenGL extensions
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unsigned int rlglLoadTexture(void *data, int width, int height, int textureFormat, int mipmapCount); // Load texture in GPU
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unsigned int rlglLoadTexture(void *data, int width, int height, int format, int mipmapCount); // Load texture in GPU
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RenderTexture2D rlglLoadRenderTexture(int width, int height); // Load a texture to be used for rendering (fbo with color and depth attachments)
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void rlglUpdateTexture(unsigned int id, int width, int height, int format, const void *data); // Update GPU texture with new data
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void rlglGenerateMipmaps(Texture2D *texture); // Generate mipmap data for selected texture
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