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/*
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 * Mesa 3-D graphics library
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 * Version:  6.5
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 *
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 * Copyright (C) 1999-2005  Brian Paul   All Rights Reserved.
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 *
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 * Permission is hereby granted, free of charge, to any person obtaining a
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 * copy of this software and associated documentation files (the "Software"),
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 * to deal in the Software without restriction, including without limitation
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 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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 * and/or sell copies of the Software, and to permit persons to whom the
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 * Software is furnished to do so, subject to the following conditions:
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 *
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 * The above copyright notice and this permission notice shall be included
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 * in all copies or substantial portions of the Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
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 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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 */
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#ifndef GLFBDEV_H
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#define GLFBDEV_H
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/* for size_t */
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#include
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/* avoid including linux/fb.h */
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struct fb_fix_screeninfo;
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struct fb_var_screeninfo;
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/* public types */
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typedef struct GLFBDevVisualRec *GLFBDevVisualPtr;
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typedef struct GLFBDevBufferRec *GLFBDevBufferPtr;
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typedef struct GLFBDevContextRec *GLFBDevContextPtr;
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/* API version */
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#define GLFBDEV_VERSION_1_0       1
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/* For glFBDevCreateVisual */
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#define GLFBDEV_DOUBLE_BUFFER   100
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#define GLFBDEV_COLOR_INDEX     101
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#define GLFBDEV_DEPTH_SIZE      102
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#define GLFBDEV_STENCIL_SIZE    103
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#define GLFBDEV_ACCUM_SIZE      104
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#define GLFBDEV_LEVEL           105
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#define GLFBDEV_MULTISAMPLE     106
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#define GLFBDEV_NONE              0
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/* For glFBDevGetString */
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#define GLFBDEV_VERSION         200
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#define GLFBDEV_VENDOR          201
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/* Misc functions */
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extern const char *
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glFBDevGetString( int str );
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typedef void (*GLFBDevProc)();
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extern GLFBDevProc
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glFBDevGetProcAddress( const char *procName );
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/**
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 * Create a GLFBDevVisual.
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 * \param fixInfo - needed to get the visual types, etc.
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 * \param varInfo - needed to get the bits_per_pixel, etc.
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 * \param attribs - for requesting depth, stencil, accum buffers, etc.
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 */
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extern GLFBDevVisualPtr
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glFBDevCreateVisual( const struct fb_fix_screeninfo *fixInfo,
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                     const struct fb_var_screeninfo *varInfo,
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                     const int *attribs );
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extern void
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glFBDevDestroyVisual( GLFBDevVisualPtr visual );
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extern int
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glFBDevGetVisualAttrib( const GLFBDevVisualPtr visual, int attrib);
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/**
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 * Create a GLFBDevBuffer.
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 * \param fixInfo, varInfo - needed in order to get the screen size
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 * (resolution), etc.
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 * \param visual - as returned by glFBDevCreateVisual()
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 * \param frontBuffer - address of front color buffer
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 * \param backBuffer - address of back color buffer (may be NULL)
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 * \param size - size of the color buffer(s) in bytes.
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 */
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extern GLFBDevBufferPtr
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glFBDevCreateBuffer( const struct fb_fix_screeninfo *fixInfo,
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                     const struct fb_var_screeninfo *varInfo,
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                     const GLFBDevVisualPtr visual,
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                     void *frontBuffer, void *backBuffer, size_t size );
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extern void
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glFBDevDestroyBuffer( GLFBDevBufferPtr buffer );
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extern int
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glFBDevGetBufferAttrib( const GLFBDevBufferPtr buffer, int attrib);
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extern GLFBDevBufferPtr
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glFBDevGetCurrentDrawBuffer( void );
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extern GLFBDevBufferPtr
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glFBDevGetCurrentReadBuffer( void );
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extern void
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glFBDevSwapBuffers( GLFBDevBufferPtr buffer );
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/**
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 * Create a GLFBDevContext.
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 * \param visual - as created by glFBDevCreateVisual.
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 * \param share - specifies another context with which to share textures,
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 * display lists, etc. (may be NULL).
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 */
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extern GLFBDevContextPtr
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glFBDevCreateContext( const GLFBDevVisualPtr visual, GLFBDevContextPtr share );
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extern void
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glFBDevDestroyContext( GLFBDevContextPtr context );
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extern int
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glFBDevGetContextAttrib( const GLFBDevContextPtr context, int attrib);
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extern GLFBDevContextPtr
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glFBDevGetCurrentContext( void );
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extern int
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glFBDevMakeCurrent( GLFBDevContextPtr context,
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                    GLFBDevBufferPtr drawBuffer,
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                    GLFBDevBufferPtr readBuffer );
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#endif /* GLFBDEV_H */