1bf215546Sopenharmony_ci/* 2bf215546Sopenharmony_ci * Mesa 3-D graphics library 3bf215546Sopenharmony_ci * 4bf215546Sopenharmony_ci * Copyright (C) 1999-2006 Brian Paul All Rights Reserved. 5bf215546Sopenharmony_ci * 6bf215546Sopenharmony_ci * Permission is hereby granted, free of charge, to any person obtaining a 7bf215546Sopenharmony_ci * copy of this software and associated documentation files (the "Software"), 8bf215546Sopenharmony_ci * to deal in the Software without restriction, including without limitation 9bf215546Sopenharmony_ci * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10bf215546Sopenharmony_ci * and/or sell copies of the Software, and to permit persons to whom the 11bf215546Sopenharmony_ci * Software is furnished to do so, subject to the following conditions: 12bf215546Sopenharmony_ci * 13bf215546Sopenharmony_ci * The above copyright notice and this permission notice shall be included 14bf215546Sopenharmony_ci * in all copies or substantial portions of the Software. 15bf215546Sopenharmony_ci * 16bf215546Sopenharmony_ci * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 17bf215546Sopenharmony_ci * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18bf215546Sopenharmony_ci * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19bf215546Sopenharmony_ci * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR 20bf215546Sopenharmony_ci * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 21bf215546Sopenharmony_ci * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 22bf215546Sopenharmony_ci * OTHER DEALINGS IN THE SOFTWARE. 23bf215546Sopenharmony_ci */ 24bf215546Sopenharmony_ci 25bf215546Sopenharmony_ci 26bf215546Sopenharmony_ci#ifndef MIPMAP_H 27bf215546Sopenharmony_ci#define MIPMAP_H 28bf215546Sopenharmony_ci 29bf215546Sopenharmony_ci#include "glheader.h" 30bf215546Sopenharmony_ci 31bf215546Sopenharmony_cistruct gl_context; 32bf215546Sopenharmony_cistruct gl_texture_object; 33bf215546Sopenharmony_ci 34bf215546Sopenharmony_ciunsigned 35bf215546Sopenharmony_ci_mesa_compute_num_levels(struct gl_context *ctx, 36bf215546Sopenharmony_ci struct gl_texture_object *texObj, 37bf215546Sopenharmony_ci GLenum target); 38bf215546Sopenharmony_ci 39bf215546Sopenharmony_civoid 40bf215546Sopenharmony_ci_mesa_prepare_mipmap_levels(struct gl_context *ctx, 41bf215546Sopenharmony_ci struct gl_texture_object *texObj, 42bf215546Sopenharmony_ci unsigned baseLevel, unsigned maxLevel); 43bf215546Sopenharmony_ci 44bf215546Sopenharmony_ciextern void 45bf215546Sopenharmony_ci_mesa_generate_mipmap(struct gl_context *ctx, GLenum target, 46bf215546Sopenharmony_ci struct gl_texture_object *texObj); 47bf215546Sopenharmony_ci 48bf215546Sopenharmony_ciextern GLboolean 49bf215546Sopenharmony_ci_mesa_next_mipmap_level_size(GLenum target, GLint border, 50bf215546Sopenharmony_ci GLint srcWidth, GLint srcHeight, GLint srcDepth, 51bf215546Sopenharmony_ci GLint *dstWidth, GLint *dstHeight, GLint *dstDepth); 52bf215546Sopenharmony_ci 53bf215546Sopenharmony_ci#endif /* MIPMAP_H */ 54