intel_pixel.h

Mesa is an open-source implementation of the OpenGL specification - a system for rendering interacti

/**************************************************************************
 * 
 * Copyright 2006 Tungsten Graphics, Inc., Cedar Park, Texas.
 * All Rights Reserved.
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 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the
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 * 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
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#ifndef INTEL_PIXEL_H
#define INTEL_PIXEL_H

#include "mtypes.h"

void intelInitPixelFuncs(struct dd_function_table *functions);

GLboolean intel_check_blit_fragment_ops(GLcontext * ctx,
					GLboolean src_alpha_is_one);

GLboolean intel_check_meta_tex_fragment_ops(GLcontext * ctx);

GLboolean intel_check_blit_format(struct intel_region *region,
                                  GLenum format, GLenum type);


void intelReadPixels(GLcontext * ctx,
                     GLint x, GLint y,
                     GLsizei width, GLsizei height,
                     GLenum format, GLenum type,
                     const struct gl_pixelstore_attrib *pack,
                     GLvoid * pixels);

void intelDrawPixels(GLcontext * ctx,
                     GLint x, GLint y,
                     GLsizei width, GLsizei height,
                     GLenum format,
                     GLenum type,
                     const struct gl_pixelstore_attrib *unpack,
                     const GLvoid * pixels);

void intelCopyPixels(GLcontext * ctx,
                     GLint srcx, GLint srcy,
                     GLsizei width, GLsizei height,
                     GLint destx, GLint desty, GLenum type);

void intelBitmap(GLcontext * ctx,
		 GLint x, GLint y,
		 GLsizei width, GLsizei height,
		 const struct gl_pixelstore_attrib *unpack,
		 const GLubyte * pixels);

#endif