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Diffstat (limited to 'mesalib/src/mesa/main/teximage.h')
-rw-r--r-- | mesalib/src/mesa/main/teximage.h | 260 |
1 files changed, 260 insertions, 0 deletions
diff --git a/mesalib/src/mesa/main/teximage.h b/mesalib/src/mesa/main/teximage.h new file mode 100644 index 000000000..094177da7 --- /dev/null +++ b/mesalib/src/mesa/main/teximage.h @@ -0,0 +1,260 @@ +/** + * \file teximage.h + * Texture images manipulation functions. + */ + +/* + * 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. + */ + + +#ifndef TEXIMAGE_H +#define TEXIMAGE_H + + +#include "mtypes.h" + + +extern void * +_mesa_alloc_texmemory(GLsizei bytes); + +extern void +_mesa_free_texmemory(void *m); + + +/** \name Internal functions */ +/*@{*/ + +extern GLint +_mesa_base_tex_format( GLcontext *ctx, GLint internalFormat ); + + +extern GLboolean +_mesa_is_proxy_texture(GLenum target); + + +extern struct gl_texture_image * +_mesa_new_texture_image( GLcontext *ctx ); + + +extern void +_mesa_delete_texture_image( GLcontext *ctx, struct gl_texture_image *teximage ); + +extern void +_mesa_free_texture_image_data( GLcontext *ctx, + struct gl_texture_image *texImage ); + + +extern void +_mesa_init_teximage_fields(GLcontext *ctx, GLenum target, + struct gl_texture_image *img, + GLsizei width, GLsizei height, GLsizei depth, + GLint border, GLenum internalFormat); + + +extern void +_mesa_clear_texture_image(GLcontext *ctx, struct gl_texture_image *texImage); + + +extern void +_mesa_set_tex_image(struct gl_texture_object *tObj, + GLenum target, GLint level, + struct gl_texture_image *texImage); + + +extern struct gl_texture_object * +_mesa_select_tex_object(GLcontext *ctx, const struct gl_texture_unit *texUnit, + GLenum target); + + +extern struct gl_texture_image * +_mesa_select_tex_image(GLcontext *ctx, const struct gl_texture_object *texObj, + GLenum target, GLint level); + + +extern struct gl_texture_image * +_mesa_get_tex_image(GLcontext *ctx, struct gl_texture_object *texObj, + GLenum target, GLint level); + + +extern struct gl_texture_image * +_mesa_get_proxy_tex_image(GLcontext *ctx, GLenum target, GLint level); + + +extern GLint +_mesa_max_texture_levels(GLcontext *ctx, GLenum target); + + +extern GLboolean +_mesa_test_proxy_teximage(GLcontext *ctx, GLenum target, GLint level, + GLint internalFormat, GLenum format, GLenum type, + GLint width, GLint height, GLint depth, GLint border); + + +extern GLuint +_mesa_tex_target_to_face(GLenum target); + + +/** + * Lock a texture for updating. See also _mesa_lock_context_textures(). + */ +static INLINE void +_mesa_lock_texture(GLcontext *ctx, struct gl_texture_object *texObj) +{ + _glthread_LOCK_MUTEX(ctx->Shared->TexMutex); + ctx->Shared->TextureStateStamp++; + (void) texObj; +} + +static INLINE void +_mesa_unlock_texture(GLcontext *ctx, struct gl_texture_object *texObj) +{ + _glthread_UNLOCK_MUTEX(ctx->Shared->TexMutex); +} + +/*@}*/ + + +/** \name API entry point functions */ +/*@{*/ + +extern void GLAPIENTRY +_mesa_TexImage1D( GLenum target, GLint level, GLint internalformat, + GLsizei width, GLint border, + GLenum format, GLenum type, const GLvoid *pixels ); + + +extern void GLAPIENTRY +_mesa_TexImage2D( GLenum target, GLint level, GLint internalformat, + GLsizei width, GLsizei height, GLint border, + GLenum format, GLenum type, const GLvoid *pixels ); + + +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 ); + + +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 ); + + +extern void GLAPIENTRY +_mesa_TexSubImage1D( GLenum target, GLint level, GLint xoffset, + GLsizei width, + GLenum format, GLenum type, + const GLvoid *pixels ); + + +extern void GLAPIENTRY +_mesa_TexSubImage2D( GLenum target, GLint level, + GLint xoffset, GLint yoffset, + GLsizei width, GLsizei height, + GLenum format, GLenum type, + const GLvoid *pixels ); + + +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 ); + + +extern void GLAPIENTRY +_mesa_CopyTexImage1D( GLenum target, GLint level, GLenum internalformat, + GLint x, GLint y, GLsizei width, GLint border ); + + +extern void GLAPIENTRY +_mesa_CopyTexImage2D( GLenum target, GLint level, + GLenum internalformat, GLint x, GLint y, + GLsizei width, GLsizei height, GLint border ); + + +extern void GLAPIENTRY +_mesa_CopyTexSubImage1D( GLenum target, GLint level, GLint xoffset, + GLint x, GLint y, GLsizei width ); + + +extern void GLAPIENTRY +_mesa_CopyTexSubImage2D( GLenum target, GLint level, + GLint xoffset, GLint yoffset, + GLint x, GLint y, GLsizei width, GLsizei height ); + + +extern void GLAPIENTRY +_mesa_CopyTexSubImage3D( GLenum target, GLint level, + GLint xoffset, GLint yoffset, GLint zoffset, + GLint x, GLint y, GLsizei width, GLsizei height ); + + + +extern void GLAPIENTRY +_mesa_CompressedTexImage1DARB(GLenum target, GLint level, + GLenum internalformat, GLsizei width, + GLint border, GLsizei imageSize, + const GLvoid *data); + +extern void GLAPIENTRY +_mesa_CompressedTexImage2DARB(GLenum target, GLint level, + GLenum internalformat, GLsizei width, + GLsizei height, GLint border, GLsizei imageSize, + const GLvoid *data); + +extern void GLAPIENTRY +_mesa_CompressedTexImage3DARB(GLenum target, GLint level, + GLenum internalformat, GLsizei width, + GLsizei height, GLsizei depth, GLint border, + GLsizei imageSize, const GLvoid *data); + +#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); + +extern void GLAPIENTRY +_mesa_CompressedTexSubImage2DARB(GLenum target, GLint level, GLint xoffset, + GLint yoffset, GLsizei width, GLsizei height, + GLenum format, GLsizei imageSize, + const GLvoid *data); + +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); + +/*@}*/ + +#endif |