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/** |
* \file teximage.h |
* Texture images manipulation functions. |
*/ |
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/* |
* Mesa 3-D graphics library |
* Version: 6.5 |
* |
* Copyright (C) 1999-2005 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. |
*/ |
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#ifndef TEXIMAGE_H |
#define TEXIMAGE_H |
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#include "mtypes.h" |
#include "formats.h" |
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extern void * |
_mesa_alloc_texmemory(GLsizei bytes); |
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extern void |
_mesa_free_texmemory(void *m); |
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/** \name Internal functions */ |
/*@{*/ |
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extern GLint |
_mesa_base_tex_format( struct gl_context *ctx, GLint internalFormat ); |
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extern GLboolean |
_mesa_is_proxy_texture(GLenum target); |
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extern struct gl_texture_image * |
_mesa_new_texture_image( struct gl_context *ctx ); |
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extern void |
_mesa_delete_texture_image( struct gl_context *ctx, struct gl_texture_image *teximage ); |
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extern void |
_mesa_free_texture_image_data( struct gl_context *ctx, |
struct gl_texture_image *texImage ); |
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extern void |
_mesa_init_teximage_fields(struct gl_context *ctx, GLenum target, |
struct gl_texture_image *img, |
GLsizei width, GLsizei height, GLsizei depth, |
GLint border, GLenum internalFormat, |
gl_format format); |
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extern gl_format |
_mesa_choose_texture_format(struct gl_context *ctx, |
struct gl_texture_object *texObj, |
GLenum target, GLint level, |
GLenum internalFormat, GLenum format, GLenum type); |
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extern void |
_mesa_clear_texture_image(struct gl_context *ctx, struct gl_texture_image *texImage); |
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extern void |
_mesa_set_tex_image(struct gl_texture_object *tObj, |
GLenum target, GLint level, |
struct gl_texture_image *texImage); |
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extern struct gl_texture_object * |
_mesa_select_tex_object(struct gl_context *ctx, const struct gl_texture_unit *texUnit, |
GLenum target); |
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extern struct gl_texture_object * |
_mesa_get_current_tex_object(struct gl_context *ctx, GLenum target); |
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extern struct gl_texture_image * |
_mesa_select_tex_image(struct gl_context *ctx, const struct gl_texture_object *texObj, |
GLenum target, GLint level); |
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extern struct gl_texture_image * |
_mesa_get_tex_image(struct gl_context *ctx, struct gl_texture_object *texObj, |
GLenum target, GLint level); |
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extern struct gl_texture_image * |
_mesa_get_proxy_tex_image(struct gl_context *ctx, GLenum target, GLint level); |
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extern GLint |
_mesa_max_texture_levels(struct gl_context *ctx, GLenum target); |
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extern GLboolean |
_mesa_test_proxy_teximage(struct gl_context *ctx, GLenum target, GLint level, |
GLint internalFormat, GLenum format, GLenum type, |
GLint width, GLint height, GLint depth, GLint border); |
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extern GLuint |
_mesa_tex_target_to_face(GLenum target); |
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/** |
* Lock a texture for updating. See also _mesa_lock_context_textures(). |
*/ |
static INLINE void |
_mesa_lock_texture(struct gl_context *ctx, struct gl_texture_object *texObj) |
{ |
_glthread_LOCK_MUTEX(ctx->Shared->TexMutex); |
ctx->Shared->TextureStateStamp++; |
(void) texObj; |
} |
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static INLINE void |
_mesa_unlock_texture(struct gl_context *ctx, struct gl_texture_object *texObj) |
{ |
_glthread_UNLOCK_MUTEX(ctx->Shared->TexMutex); |
} |
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/*@}*/ |
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/** \name API entry point functions */ |
/*@{*/ |
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extern void GLAPIENTRY |
_mesa_TexImage1D( GLenum target, GLint level, GLint internalformat, |
GLsizei width, GLint border, |
GLenum format, GLenum type, const GLvoid *pixels ); |
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extern void GLAPIENTRY |
_mesa_TexImage2D( GLenum target, GLint level, GLint internalformat, |
GLsizei width, GLsizei height, GLint border, |
GLenum format, GLenum type, const GLvoid *pixels ); |
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extern void GLAPIENTRY |
_mesa_TexImage3D( GLenum target, GLint level, GLint internalformat, |
GLsizei width, GLsizei height, GLsizei depth, GLint border, |
GLenum format, GLenum type, const GLvoid *pixels ); |
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extern void GLAPIENTRY |
_mesa_TexImage3DEXT( GLenum target, GLint level, GLenum internalformat, |
GLsizei width, GLsizei height, GLsizei depth, |
GLint border, GLenum format, GLenum type, |
const GLvoid *pixels ); |
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extern void GLAPIENTRY |
_mesa_EGLImageTargetTexture2DOES( GLenum target, GLeglImageOES image ); |
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extern void GLAPIENTRY |
_mesa_TexSubImage1D( GLenum target, GLint level, GLint xoffset, |
GLsizei width, |
GLenum format, GLenum type, |
const GLvoid *pixels ); |
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extern void GLAPIENTRY |
_mesa_TexSubImage2D( GLenum target, GLint level, |
GLint xoffset, GLint yoffset, |
GLsizei width, GLsizei height, |
GLenum format, GLenum type, |
const GLvoid *pixels ); |
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extern void GLAPIENTRY |
_mesa_TexSubImage3D( GLenum target, GLint level, |
GLint xoffset, GLint yoffset, GLint zoffset, |
GLsizei width, GLsizei height, GLsizei depth, |
GLenum format, GLenum type, |
const GLvoid *pixels ); |
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extern void GLAPIENTRY |
_mesa_CopyTexImage1D( GLenum target, GLint level, GLenum internalformat, |
GLint x, GLint y, GLsizei width, GLint border ); |
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extern void GLAPIENTRY |
_mesa_CopyTexImage2D( GLenum target, GLint level, |
GLenum internalformat, GLint x, GLint y, |
GLsizei width, GLsizei height, GLint border ); |
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extern void GLAPIENTRY |
_mesa_CopyTexSubImage1D( GLenum target, GLint level, GLint xoffset, |
GLint x, GLint y, GLsizei width ); |
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extern void GLAPIENTRY |
_mesa_CopyTexSubImage2D( GLenum target, GLint level, |
GLint xoffset, GLint yoffset, |
GLint x, GLint y, GLsizei width, GLsizei height ); |
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extern void GLAPIENTRY |
_mesa_CopyTexSubImage3D( GLenum target, GLint level, |
GLint xoffset, GLint yoffset, GLint zoffset, |
GLint x, GLint y, GLsizei width, GLsizei height ); |
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extern void GLAPIENTRY |
_mesa_CompressedTexImage1DARB(GLenum target, GLint level, |
GLenum internalformat, GLsizei width, |
GLint border, GLsizei imageSize, |
const GLvoid *data); |
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extern void GLAPIENTRY |
_mesa_CompressedTexImage2DARB(GLenum target, GLint level, |
GLenum internalformat, GLsizei width, |
GLsizei height, GLint border, GLsizei imageSize, |
const GLvoid *data); |
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extern void GLAPIENTRY |
_mesa_CompressedTexImage3DARB(GLenum target, GLint level, |
GLenum internalformat, GLsizei width, |
GLsizei height, GLsizei depth, GLint border, |
GLsizei imageSize, const GLvoid *data); |
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#ifdef VMS |
#define _mesa_CompressedTexSubImage1DARB _mesa_CompressedTexSubImage1DAR |
#define _mesa_CompressedTexSubImage2DARB _mesa_CompressedTexSubImage2DAR |
#define _mesa_CompressedTexSubImage3DARB _mesa_CompressedTexSubImage3DAR |
#endif |
extern void GLAPIENTRY |
_mesa_CompressedTexSubImage1DARB(GLenum target, GLint level, GLint xoffset, |
GLsizei width, GLenum format, |
GLsizei imageSize, const GLvoid *data); |
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extern void GLAPIENTRY |
_mesa_CompressedTexSubImage2DARB(GLenum target, GLint level, GLint xoffset, |
GLint yoffset, GLsizei width, GLsizei height, |
GLenum format, GLsizei imageSize, |
const GLvoid *data); |
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extern void GLAPIENTRY |
_mesa_CompressedTexSubImage3DARB(GLenum target, GLint level, GLint xoffset, |
GLint yoffset, GLint zoffset, GLsizei width, |
GLsizei height, GLsizei depth, GLenum format, |
GLsizei imageSize, const GLvoid *data); |
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/*@}*/ |
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#endif |