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/*
* Mesa 3-D graphics library
* Version: 5.0
* Copyright (C) 1995-2002 Brian Paul
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/*
* SVGA driver for Mesa.
* Original author: Brian Paul
* Additional authors: Slawomir Szczyrba <steev@hot.pl> (Mesa 3.2)
*/
#ifndef SVGAPIX_H
#define SVGAPIX_H
#include "GL/gl.h"
#include "GL/svgamesa.h"
#include "context.h"
#include "colormac.h"
#include "vga.h"
struct svgamesa_context {
GLcontext *gl_ctx; /* the core Mesa context */
GLvisual *gl_vis; /* describes the color buffer */
GLframebuffer *gl_buffer; /* the ancillary buffers */
GLuint clear_index; /* current clear index */
GLint clear_red,
clear_green,
clear_blue; /* current clear rgb color */
GLuint clear_truecolor; /* current clear rgb color */
GLushort hicolor; /* current hicolor */
GLushort clear_hicolor; /* current clear hicolor */
GLint width, height; /* size of color buffer */
GLint depth; /* bits per pixel (8,16,24 or 32) */
};
typedef struct { GLubyte b,g,r; } _RGB;
struct svga_buffer {
GLint Depth;
GLint BufferSize;
GLubyte * FrontBuffer;
GLubyte * BackBuffer;
GLubyte * VideoRam;
GLubyte * DrawBuffer; /* == FrontBuffer or BackBuffer */
GLubyte * ReadBuffer; /* == FrontBuffer or BackBuffer */
};
extern struct svga_buffer SVGABuffer;
extern vga_modeinfo * SVGAInfo;
extern SVGAMesaContext SVGAMesa; /* the current context */
#endif /* SVGAPIX_H */
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