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 32 bool 33 _mesa_texture_view_compatible_format(const struct gl_context *ctx, 34 GLenum origInternalFormat, 35 GLenum newInternalFormat); 36 37 /** 38 * Lookup format view class based on internalformat 39 * \return VIEW_CLASS if internalformat found in table, false otherwise. 40 */ 41 GLenum 42 _mesa_texture_view_lookup_view_class(const struct gl_context *ctx, 43 GLenum internalformat); 44 45 void GLAPIENTRY 46 _mesa_TextureView_no_error(GLuint texture, GLenum target, GLuint origtexture, 47 GLenum internalformat, 48 GLuint minlevel, GLuint numlevels, 49 GLuint minlayer, GLuint numlayers); 50 51 extern void GLAPIENTRY 52 _mesa_TextureView(GLuint texture, GLenum target, GLuint origtexture, 53 GLenum internalformat, 54 GLuint minlevel, GLuint numlevels, 55 GLuint minlayer, GLuint numlayers); 56 57 extern void 58 _mesa_set_texture_view_state(struct gl_context *ctx, 59 struct gl_texture_object *texObj, 60 GLenum target, GLuint levels); 61 62 #endif /* TEXTUREVIEW_H */ 63