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/*
* Mesa 3-D graphics library
* Version: 5.1
*
* Copyright (C) 1999-2003 Brian Paul 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, sublicense,
* 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 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 NONINFRINGEMENT. IN NO EVENT SHALL
* BRIAN PAUL 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.
*/
#ifndef GLFBDEV_H
#define GLFBDEV_H
/* avoid including linux/fb.h */
struct fb_fix_screeninfo;
struct fb_var_screeninfo;
/* public types */
typedef struct GLFBDevVisualRec *GLFBDevVisualPtr;
typedef struct GLFBDevBufferRec *GLFBDevBufferPtr;
typedef struct GLFBDevContextRec *GLFBDevContextPtr;
/* API version */
#define GLFBDEV_VERSION_1_0 1
/* For glFBDevCreateVisual */
#define GLFBDEV_DOUBLE_BUFFER 100
#define GLFBDEV_COLOR_INDEX 101
#define GLFBDEV_DEPTH_SIZE 102
#define GLFBDEV_STENCIL_SIZE 103
#define GLFBDEV_ACCUM_SIZE 104
#define GLFBDEV_LEVEL 105
#define GLFBDEV_NONE 0
/* For glFBDevGetString */
#define GLFBDEV_VERSION 200
#define GLFBDEV_VENDOR 201
/* Misc functions */
extern const char *
glFBDevGetString( int str );
typedef void (*GLFBDevProc)();
extern const GLFBDevProc
glFBDevGetProcAddress( const char *procName );
/**
* Create a GLFBDevVisual.
* \param fixInfo - needed to get the visual types, etc.
* \param varInfo - needed to get the bits_per_pixel, etc.
* \param attribs - for requesting depth, stencil, accum buffers, etc.
*/
extern GLFBDevVisualPtr
glFBDevCreateVisual( const struct fb_fix_screeninfo *fixInfo,
const struct fb_var_screeninfo *varInfo,
const int *attribs );
extern void
glFBDevDestroyVisual( GLFBDevVisualPtr visual );
extern int
glFBDevGetVisualAttrib( const GLFBDevVisualPtr visual, int attrib);
/**
* Create a GLFBDevBuffer.
* \param fixInfo, varInfo - needed in order to get the screen size
* (resolution), etc.
* \param visual - as returned by glFBDevCreateVisual()
* \param frontBuffer - address of front color buffer
* \param backBuffer - address of back color buffer (may be NULL)
* \param size - size of the color buffer(s) in bytes.
*/
extern GLFBDevBufferPtr
glFBDevCreateBuffer( const struct fb_fix_screeninfo *fixInfo,
const struct fb_var_screeninfo *varInfo,
const GLFBDevVisualPtr visual,
void *frontBuffer, void *backBuffer, size_t size );
extern void
glFBDevDestroyBuffer( GLFBDevBufferPtr buffer );
extern int
glFBDevGetBufferAttrib( const GLFBDevBufferPtr buffer, int attrib);
extern GLFBDevBufferPtr
glFBDevGetCurrentDrawBuffer( void );
extern GLFBDevBufferPtr
glFBDevGetCurrentReadBuffer( void );
extern void
glFBDevSwapBuffers( GLFBDevBufferPtr buffer );
/**
* Create a GLFBDevContext.
* \param visual - as created by glFBDevCreateVisual.
* \param share - specifies another context with which to share textures,
* display lists, etc. (may be NULL).
*/
extern GLFBDevContextPtr
glFBDevCreateContext( const GLFBDevVisualPtr visual, GLFBDevContextPtr share );
extern void
glFBDevDestroyContext( GLFBDevContextPtr context );
extern int
glFBDevGetContextAttrib( const GLFBDevContextPtr context, int attrib);
extern GLFBDevContextPtr
glFBDevGetCurrentContext( void );
extern int
glFBDevMakeCurrent( GLFBDevContextPtr context,
GLFBDevBufferPtr drawBuffer,
GLFBDevBufferPtr readBuffer );
#endif /* GLFBDEV_H */
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