| /* |
| * Mesa 3-D graphics library |
| * |
| * Copyright (C) 1999-2006 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 |
| * THE AUTHORS OR COPYRIGHT HOLDERS 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 MIPMAP_H |
| #define MIPMAP_H |
| |
| #include "glheader.h" |
| |
| struct gl_context; |
| struct gl_texture_object; |
| |
| unsigned |
| _mesa_compute_num_levels(struct gl_context *ctx, |
| struct gl_texture_object *texObj, |
| GLenum target); |
| |
| extern void |
| _mesa_generate_mipmap_level(GLenum target, |
| GLenum datatype, GLuint comps, |
| GLint border, |
| GLint srcWidth, GLint srcHeight, GLint srcDepth, |
| const GLubyte **srcData, |
| GLint srcRowStride, |
| GLint dstWidth, GLint dstHeight, GLint dstDepth, |
| GLubyte **dstData, |
| GLint dstRowStride); |
| |
| void |
| _mesa_prepare_mipmap_levels(struct gl_context *ctx, |
| struct gl_texture_object *texObj, |
| unsigned baseLevel, unsigned maxLevel); |
| |
| extern void |
| _mesa_generate_mipmap(struct gl_context *ctx, GLenum target, |
| struct gl_texture_object *texObj); |
| |
| extern GLboolean |
| _mesa_next_mipmap_level_size(GLenum target, GLint border, |
| GLint srcWidth, GLint srcHeight, GLint srcDepth, |
| GLint *dstWidth, GLint *dstHeight, GLint *dstDepth); |
| |
| #endif /* MIPMAP_H */ |