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OPENGL: Accelerate palette lookups with shaders.

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This currently is limited to GL contexts.
This commit is contained in:
Johannes Schickel 2016-01-02 14:09:41 +01:00
parent de3846923c
commit e66e9e44d3
9 changed files with 416 additions and 3 deletions
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13
backends/graphics/opengl/opengl-defs.h
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@ -183,6 +183,9 @@ typedef GLhandleARB GLshader;
#define GL_BGR 0x80E0
#define GL_BGRA 0x80E1
#define GL_RED 0x1903
#define GL_R8 0x8229
/* PixelStoreParameter */
#define GL_UNPACK_ALIGNMENT 0x0CF5
#define GL_PACK_ALIGNMENT 0x0D05
@ -242,8 +245,18 @@ typedef GLhandleARB GLshader;
#define GL_COMPILE_STATUS 0x8B81
#define GL_LINK_STATUS 0x8B82
#define GL_INFO_LOG_LENGTH 0x8B84
#define GL_CURRENT_PROGRAM 0x8B8D
/* Textures */
#define GL_TEXTURE0 0x84C0
#define GL_TEXTURE1 0x84C1
/* GetPName */
#define GL_VIEWPORT 0x0BA2
#define GL_FRAMEBUFFER_BINDING 0x8CA6
/* Framebuffer objects */
#define GL_COLOR_ATTACHMENT0 0x8CE0
#define GL_FRAMEBUFFER 0x8D40
#endif