diff options
Diffstat (limited to 'distrib/sdl-1.2.12/src/video/maccommon/SDL_macgl.c')
| -rw-r--r-- | distrib/sdl-1.2.12/src/video/maccommon/SDL_macgl.c | 197 |
1 files changed, 0 insertions, 197 deletions
diff --git a/distrib/sdl-1.2.12/src/video/maccommon/SDL_macgl.c b/distrib/sdl-1.2.12/src/video/maccommon/SDL_macgl.c deleted file mode 100644 index 76bc529..0000000 --- a/distrib/sdl-1.2.12/src/video/maccommon/SDL_macgl.c +++ /dev/null @@ -1,197 +0,0 @@ -/* - SDL - Simple DirectMedia Layer - Copyright (C) 1997-2006 Sam Lantinga - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - This library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with this library; if not, write to the Free Software - Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - - Sam Lantinga - slouken@libsdl.org -*/ -#include "SDL_config.h" - -/* AGL implementation of SDL OpenGL support */ - -#include "SDL_lowvideo.h" -#include "SDL_macgl_c.h" -#include "SDL_loadso.h" - - -/* krat: adding OpenGL support */ -int Mac_GL_Init(_THIS) -{ -#if SDL_VIDEO_OPENGL - AGLPixelFormat format; - int i = 0; - GLint attributes [ 26 ]; /* 26 is max possible in this setup */ - GLboolean noerr; - - /* load the gl driver from a default path */ - if ( ! this->gl_config.driver_loaded ) { - /* no driver has been loaded, use default (ourselves) */ - if ( Mac_GL_LoadLibrary(this, NULL) < 0 ) { - return(-1); - } - } - - attributes[i++] = AGL_RGBA; - if ( this->gl_config.red_size != 0 && - this->gl_config.blue_size != 0 && - this->gl_config.green_size != 0 ) { - attributes[i++] = AGL_RED_SIZE; - attributes[i++] = this->gl_config.red_size; - attributes[i++] = AGL_GREEN_SIZE; - attributes[i++] = this->gl_config.green_size; - attributes[i++] = AGL_BLUE_SIZE; - attributes[i++] = this->gl_config.blue_size; - attributes[i++] = AGL_ALPHA_SIZE; - attributes[i++] = this->gl_config.alpha_size; - } - if ( this->gl_config.double_buffer ) { - attributes[i++] = AGL_DOUBLEBUFFER; - } - if ( this->gl_config.depth_size != 0 ) { - attributes[i++] = AGL_DEPTH_SIZE; - attributes[i++] = this->gl_config.depth_size; - } - if ( this->gl_config.stencil_size != 0 ) { - attributes[i++] = AGL_STENCIL_SIZE; - attributes[i++] = this->gl_config.stencil_size; - } - if ( this->gl_config.accum_red_size != 0 && - this->gl_config.accum_blue_size != 0 && - this->gl_config.accum_green_size != 0 ) { - - attributes[i++] = AGL_ACCUM_RED_SIZE; - attributes[i++] = this->gl_config.accum_red_size; - attributes[i++] = AGL_ACCUM_GREEN_SIZE; - attributes[i++] = this->gl_config.accum_green_size; - attributes[i++] = AGL_ACCUM_BLUE_SIZE; - attributes[i++] = this->gl_config.accum_blue_size; - attributes[i++] = AGL_ACCUM_ALPHA_SIZE; - attributes[i++] = this->gl_config.accum_alpha_size; - } - if ( this->gl_config.stereo ) { - attributes[i++] = AGL_STEREO; - } -#if defined(AGL_SAMPLE_BUFFERS_ARB) && defined(AGL_SAMPLES_ARB) - if ( this->gl_config.multisamplebuffers != 0 ) { - attributes[i++] = AGL_SAMPLE_BUFFERS_ARB; - attributes[i++] = this->gl_config.multisamplebuffers; - } - if ( this->gl_config.multisamplesamples != 0 ) { - attributes[i++] = AGL_SAMPLES_ARB; - attributes[i++] = this->gl_config.multisamplesamples; - } -#endif - if ( this->gl_config.accelerated > 0 ) { - attributes[i++] = AGL_ACCELERATED; - attributes[i++] = AGL_NO_RECOVERY; - } - - attributes[i++] = AGL_ALL_RENDERERS; - attributes[i] = AGL_NONE; - - format = aglChoosePixelFormat(NULL, 0, attributes); - if ( format == NULL ) { - SDL_SetError("Couldn't match OpenGL desired format"); - return(-1); - } - - glContext = aglCreateContext(format, NULL); - if ( glContext == NULL ) { - SDL_SetError("Couldn't create OpenGL context"); - return(-1); - } - aglDestroyPixelFormat(format); - - #if TARGET_API_MAC_CARBON - noerr = aglSetDrawable(glContext, GetWindowPort(SDL_Window)); - #else - noerr = aglSetDrawable(glContext, (AGLDrawable)SDL_Window); - #endif - - if(!noerr) { - SDL_SetError("Unable to bind GL context to window"); - return(-1); - } - return(0); -#else - SDL_SetError("OpenGL support not configured"); - return(-1); -#endif -} - -void Mac_GL_Quit(_THIS) -{ -#if SDL_VIDEO_OPENGL - if ( glContext != NULL ) { - aglSetCurrentContext(NULL); - aglSetDrawable(glContext, NULL); - aglDestroyContext(glContext); - glContext = NULL; - } -#endif -} - -#if SDL_VIDEO_OPENGL - -/* Make the current context active */ -int Mac_GL_MakeCurrent(_THIS) -{ - int retval; - - retval = 0; - if( ! aglSetCurrentContext(glContext) ) { - SDL_SetError("Unable to make GL context current"); - retval = -1; - } - return(retval); -} - -void Mac_GL_SwapBuffers(_THIS) -{ - aglSwapBuffers(glContext); -} - -int Mac_GL_LoadLibrary(_THIS, const char *location) -{ - if (location == NULL) -#if __MACH__ - location = "/System/Library/Frameworks/OpenGL.framework/OpenGL"; -#else - location = "OpenGLLibrary"; -#endif - - this->hidden->libraryHandle = SDL_LoadObject(location); - - this->gl_config.driver_loaded = 1; - return (this->hidden->libraryHandle != NULL) ? 0 : -1; -} - -void Mac_GL_UnloadLibrary(_THIS) -{ - SDL_UnloadObject(this->hidden->libraryHandle); - - this->hidden->libraryHandle = NULL; - this->gl_config.driver_loaded = 0; -} - -void* Mac_GL_GetProcAddress(_THIS, const char *proc) -{ - return SDL_LoadFunction( this->hidden->libraryHandle, proc ); -} - -#endif /* SDL_VIDEO_OPENGL */ - |