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SDL_shaders_gles2.h
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1 /*
2 Simple DirectMedia Layer
3 Copyright (C) 1997-2013 Sam Lantinga <slouken@libsdl.org>
4
5 This software is provided 'as-is', without any express or implied
6 warranty. In no event will the authors be held liable for any damages
7 arising from the use of this software.
8
9 Permission is granted to anyone to use this software for any purpose,
10 including commercial applications, and to alter it and redistribute it
11 freely, subject to the following restrictions:
12
13 1. The origin of this software must not be misrepresented; you must not
14 claim that you wrote the original software. If you use this software
15 in a product, an acknowledgment in the product documentation would be
16 appreciated but is not required.
17 2. Altered source versions must be plainly marked as such, and must not be
18 misrepresented as being the original software.
19 3. This notice may not be removed or altered from any source distribution.
20 */
21 #include "SDL_config.h"
22
23 #if SDL_VIDEO_RENDER_OGL_ES2
24
25 #ifndef SDL_shaderdata_h_
26 #define SDL_shaderdata_h_
27
28 typedef struct GLES2_ShaderInstance
29 {
30 GLenum type;
31 GLenum format;
32 int length;
33 const void *data;
34 } GLES2_ShaderInstance;
35
36 typedef struct GLES2_Shader
37 {
38 int instance_count;
39 const GLES2_ShaderInstance *instances[4];
40 } GLES2_Shader;
41
42 typedef enum
43 {
44 GLES2_SHADER_VERTEX_DEFAULT,
45 GLES2_SHADER_FRAGMENT_SOLID_SRC,
46 GLES2_SHADER_FRAGMENT_TEXTURE_ABGR_SRC,
47 GLES2_SHADER_FRAGMENT_TEXTURE_ARGB_SRC,
48 GLES2_SHADER_FRAGMENT_TEXTURE_BGR_SRC,
49 GLES2_SHADER_FRAGMENT_TEXTURE_RGB_SRC
50 } GLES2_ShaderType;
51
52 #define GLES2_SOURCE_SHADER (GLenum)-1
53
54 const GLES2_Shader *GLES2_GetShader(GLES2_ShaderType type, SDL_BlendMode blendMode);
55
56 #endif /* SDL_shaderdata_h_ */
57
58 #endif /* SDL_VIDEO_RENDER_OGL_ES2 */
59
60 /* vi: set ts=4 sw=4 expandtab: */
type
GLint GLenum GLsizei GLsizei GLsizei GLint GLenum GLenum type
Definition: gl2ext.h:845
GLenum
unsigned int GLenum
Definition: gl2.h:23
SDL_BlendMode
SDL_BlendMode
The blend mode used in SDL_RenderCopy() and drawing operations.
Definition: SDL_blendmode.h:40
SDL_config.h
length
GLsizei GLsizei * length
Definition: gl2ext.h:792
data
GLint GLenum GLsizei GLsizei GLsizei GLint GLsizei const GLvoid * data
Definition: gl2ext.h:848
format
GLint GLenum GLsizei GLsizei GLsizei GLint GLenum format
Definition: gl2ext.h:845