intel_tex.h

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

/**************************************************************************
 * 
 * Copyright 2003 Tungsten Graphics, 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 TUNGSTEN GRAPHICS 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
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 **************************************************************************/

#ifndef INTELTEX_INC
#define INTELTEX_INC

#include "mtypes.h"
#include "intel_context.h"
#include "texmem.h"


void intelInitTextureFuncs(struct dd_function_table *functions);

const struct gl_texture_format *intelChooseTextureFormat(GLcontext * ctx,
                                                         GLint internalFormat,
                                                         GLenum format,
                                                         GLenum type);


void intelTexImage3D(GLcontext * ctx,
                     GLenum target, GLint level,
                     GLint internalFormat,
                     GLint width, GLint height, GLint depth,
                     GLint border,
                     GLenum format, GLenum type, const void *pixels,
                     const struct gl_pixelstore_attrib *packing,
                     struct gl_texture_object *texObj,
                     struct gl_texture_image *texImage);

void intelTexSubImage3D(GLcontext * ctx,
                        GLenum target,
                        GLint level,
                        GLint xoffset, GLint yoffset, GLint zoffset,
                        GLsizei width, GLsizei height, GLsizei depth,
                        GLenum format, GLenum type,
                        const GLvoid * pixels,
                        const struct gl_pixelstore_attrib *packing,
                        struct gl_texture_object *texObj,
                        struct gl_texture_image *texImage);

void intelTexImage2D(GLcontext * ctx,
                     GLenum target, GLint level,
                     GLint internalFormat,
                     GLint width, GLint height, GLint border,
                     GLenum format, GLenum type, const void *pixels,
                     const struct gl_pixelstore_attrib *packing,
                     struct gl_texture_object *texObj,
                     struct gl_texture_image *texImage);

void intelTexSubImage2D(GLcontext * ctx,
                        GLenum target,
                        GLint level,
                        GLint xoffset, GLint yoffset,
                        GLsizei width, GLsizei height,
                        GLenum format, GLenum type,
                        const GLvoid * pixels,
                        const struct gl_pixelstore_attrib *packing,
                        struct gl_texture_object *texObj,
                        struct gl_texture_image *texImage);

void intelTexImage1D(GLcontext * ctx,
                     GLenum target, GLint level,
                     GLint internalFormat,
                     GLint width, GLint border,
                     GLenum format, GLenum type, const void *pixels,
                     const struct gl_pixelstore_attrib *packing,
                     struct gl_texture_object *texObj,
                     struct gl_texture_image *texImage);

void intelTexSubImage1D(GLcontext * ctx,
                        GLenum target,
                        GLint level,
                        GLint xoffset,
                        GLsizei width,
                        GLenum format, GLenum type,
                        const GLvoid * pixels,
                        const struct gl_pixelstore_attrib *packing,
                        struct gl_texture_object *texObj,
                        struct gl_texture_image *texImage);

void intelCopyTexImage1D(GLcontext * ctx, GLenum target, GLint level,
                         GLenum internalFormat,
                         GLint x, GLint y, GLsizei width, GLint border);

void intelCopyTexImage2D(GLcontext * ctx, GLenum target, GLint level,
                         GLenum internalFormat,
                         GLint x, GLint y, GLsizei width, GLsizei height,
                         GLint border);

void intelCopyTexSubImage1D(GLcontext * ctx, GLenum target, GLint level,
                            GLint xoffset, GLint x, GLint y, GLsizei width);

void intelCopyTexSubImage2D(GLcontext * ctx, GLenum target, GLint level,
                            GLint xoffset, GLint yoffset,
                            GLint x, GLint y, GLsizei width, GLsizei height);

void intelGetTexImage(GLcontext * ctx, GLenum target, GLint level,
                      GLenum format, GLenum type, GLvoid * pixels,
                      struct gl_texture_object *texObj,
                      struct gl_texture_image *texImage);

void intelCompressedTexImage2D( GLcontext *ctx, GLenum target, GLint level,
				GLint internalFormat,
				GLint width, GLint height, GLint border,
				GLsizei imageSize, const GLvoid *data,
				struct gl_texture_object *texObj,
				struct gl_texture_image *texImage );

void intelGetCompressedTexImage(GLcontext *ctx, GLenum target, GLint level,
				GLvoid *pixels,
				struct gl_texture_object *texObj,
				struct gl_texture_image *texImage);

void intelSetTexOffset(__DRIcontext *pDRICtx, GLint texname,
		       unsigned long long offset, GLint depth, GLuint pitch);
void intelSetTexBuffer(__DRIcontext *pDRICtx,
		       GLint target, __DRIdrawable *pDraw);

GLuint intel_finalize_mipmap_tree(struct intel_context *intel, GLuint unit);

void intel_tex_map_level_images(struct intel_context *intel,
				struct intel_texture_object *intelObj,
				int level);

void intel_tex_unmap_level_images(struct intel_context *intel,
				  struct intel_texture_object *intelObj,
				  int level);

void intel_tex_map_images(struct intel_context *intel,
                          struct intel_texture_object *intelObj);

void intel_tex_unmap_images(struct intel_context *intel,
                            struct intel_texture_object *intelObj);

int intel_compressed_num_bytes(GLuint mesaFormat);

void intel_generate_mipmap(GLcontext *ctx, GLenum target,
			   struct gl_texture_object *texObj);

#endif