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comparison src/render/opengl/SDL_shaders_gl.h @ 5233:811beeb698f9

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Beginning of a framework for OpenGL shaders
author Sam Lantinga <slouken@libsdl.org>
date Tue, 08 Feb 2011 16:27:52 -0800
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5232:9c0c4d767ef6 5233:811beeb698f9
1 /*
2 SDL - Simple DirectMedia Layer
3 Copyright (C) 1997-2010 Sam Lantinga
4
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 This library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with this library; if not, write to the Free Software
17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
18
19 Sam Lantinga
20 slouken@libsdl.org
21 */
22 #include "SDL_config.h"
23
24 /* OpenGL shader implementation */
25
26 typedef enum {
27 SHADER_NONE,
28 SHADER_SOLID,
29 SHADER_RGB,
30 //SHADER_YV12,
31 NUM_SHADERS
32 } GL_Shader;
33
34 typedef struct GL_ShaderContext GL_ShaderContext;
35
36 extern GL_ShaderContext * GL_CreateShaderContext();
37 extern void GL_SelectShader(GL_ShaderContext *ctx, GL_Shader shader);
38 extern void GL_DestroyShaderContext(GL_ShaderContext *ctx);
39
40 /* vi: set ts=4 sw=4 expandtab: */