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annotate src/video/cybergfx/SDL_cgxgl_c.h @ 1988:1ee02169bbb0

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Figured out how texture stages work, thanks to this: http://www.toymaker.info/Games/html/texture_states.html Both color and alpha source modulation work now! :)
author Sam Lantinga <slouken@libsdl.org>
date Mon, 28 Aug 2006 04:39:37 +0000
parents c121d94672cb
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22 #include "SDL_config.h"
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23
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24 /* StormMesa implementation of SDL OpenGL support */
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25
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26 #include "../SDL_sysvideo.h"
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27
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28 #define _THIS SDL_VideoDevice *_this
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29
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30 #if SDL_VIDEO_OPENGL
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31 #include <GL/Amigamesa.h>
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32 extern void *AmiGetGLProc(const char *proc);
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33 #endif /* SDL_VIDEO_OPENGL */
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34
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35 struct SDL_PrivateGLData
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36 {
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37 int gl_active;
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38 };
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39
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40 /* OpenGL functions */
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41 extern int CGX_GL_Init(_THIS);
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42 extern void CGX_GL_Quit(_THIS);
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43 extern int CGX_GL_Update(_THIS);
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44 #if SDL_VIDEO_OPENGL
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45 extern int CGX_GL_MakeCurrent(_THIS);
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46 extern int CGX_GL_GetAttribute(_THIS, SDL_GLattr attrib, int *value);
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47 extern void CGX_GL_SwapBuffers(_THIS);
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48 extern void *CGX_GL_GetProcAddress(_THIS, const char *proc);
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49 extern int CGX_GL_LoadLibrary(_THIS, const char *path);
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50 #endif
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51
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52 #undef _THIS
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53 /* vi: set ts=4 sw=4 expandtab: */