haiku/src/kits/opengl/GLDispatcher.cpp
Philippe Houdoin 3f70d609a9 First small step toward OpenGL renderers interface.
Our libGL.so GLView is still a stub, drawing "No OpenGL renderer available!"
instead ;-)


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@17406 a95241bf-73f2-0310-859d-f6bbb57e9c96
2006-05-09 21:56:08 +00:00

106 lines
2.7 KiB
C++

/**************************************************************************
Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
All Rights Reserved.
Permission is hereby granted, free of charge, to any person obtaining a
copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sub license, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:
The above copyright notice and this permission notice (including the
next paragraph) shall be included in all copies or substantial portions
of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
**************************************************************************/
/*
* Authors:
* Brian Paul <brian@precisioninsight.com>
*
*/
#include <GL/gl.h>
#include "glheader.h"
extern "C" {
#include "glapi.h"
}
#include "glapitable.h"
/*
* NOTE: this file portion implements C-based dispatch of the OpenGL entrypoints
* (glAccum, glBegin, etc).
* This code IS NOT USED if we're compiling on an x86 system and using
* the glapi_x86.S assembly code.
*/
#if !(defined(USE_X86_ASM) || defined(USE_SPARC_ASM))
#define KEYWORD1 PUBLIC
#define KEYWORD2
#define NAME(func) gl##func
#define DISPATCH(func, args, msg) \
const struct _glapi_table *dispatch; \
dispatch = _glapi_Dispatch ? _glapi_Dispatch : _glapi_get_dispatch();\
(dispatch->func) args
#define RETURN_DISPATCH(func, args, msg) \
const struct _glapi_table *dispatch; \
dispatch = _glapi_Dispatch ? _glapi_Dispatch : _glapi_get_dispatch();\
return (dispatch->func) args
#include "glapitemp.h"
#endif /* USE_X86_ASM */
/* NOTE: this file portion implement a thin OpenGL entrypoints dispatching
C++ wrapper class
*/
#include "GLDispatcher.h"
BGLDispatcher::BGLDispatcher()
{
}
BGLDispatcher::~BGLDispatcher()
{
}
status_t
BGLDispatcher::CheckTable(const struct _glapi_table *table)
{
_glapi_check_table(table ? table : _glapi_get_dispatch());
return B_OK;
}
status_t
BGLDispatcher::SetTable(struct _glapi_table *table)
{
_glapi_set_dispatch(table);
return B_OK;
}