textureview.h revision 848b8605 
1/*
2 * Mesa 3-D graphics library
3 *
4 * Copyright (C) 2012-2013 LunarG, Inc.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included
14 * in all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
23 *
24 * Authors:
25 *    Courtney Goeltzenleuchter <courtney@lunarg.com>
26 */
27
28
29#ifndef TEXTUREVIEW_H
30#define TEXTUREVIEW_H
31
32GLboolean
33_mesa_texture_view_compatible_format(struct gl_context *ctx,
34                                     GLenum origInternalFormat,
35                                     GLenum newInternalFormat);
36
37extern void GLAPIENTRY
38_mesa_TextureView(GLuint texture, GLenum target, GLuint origtexture,
39                  GLenum internalformat,
40                  GLuint minlevel, GLuint numlevels,
41                  GLuint minlayer, GLuint numlayers);
42
43extern void
44_mesa_set_texture_view_state(struct gl_context *ctx, struct gl_texture_object *texObj,
45                       GLenum target, GLuint levels);
46
47#endif /* TEXTUREVIEW_H */
48