u_gen_mipmap.h revision 4c7001462607e6e99e474d6271dd481d3f8f201c
1/************************************************************************** 2 * 3 * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. 4 * All Rights Reserved. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the 8 * "Software"), to deal in the Software without restriction, including 9 * without limitation the rights to use, copy, modify, merge, publish, 10 * distribute, sub license, and/or sell copies of the Software, and to 11 * permit persons to whom the Software is furnished to do so, subject to 12 * the following conditions: 13 * 14 * The above copyright notice and this permission notice (including the 15 * next paragraph) shall be included in all copies or substantial portions 16 * of the Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 21 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR 22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25 * 26 **************************************************************************/ 27 28#ifndef U_GENMIPMAP_H 29#define U_GENMIPMAP_H 30 31#include "pipe/p_state.h" 32 33 34#ifdef __cplusplus 35extern "C" { 36#endif 37 38 39struct pipe_context; 40struct pipe_resource; 41struct cso_context; 42 43struct gen_mipmap_state; 44 45 46extern struct gen_mipmap_state * 47util_create_gen_mipmap(struct pipe_context *pipe, struct cso_context *cso); 48 49 50extern void 51util_destroy_gen_mipmap(struct gen_mipmap_state *ctx); 52 53/* Release vertex buffer at end of frame to avoid synchronous 54 * rendering. 55 */ 56extern void 57util_gen_mipmap_flush( struct gen_mipmap_state *ctx ); 58 59 60extern void 61util_gen_mipmap(struct gen_mipmap_state *ctx, 62 struct pipe_sampler_view *psv, 63 uint layer, uint baseLevel, uint lastLevel, uint filter); 64 65 66#ifdef __cplusplus 67} 68#endif 69 70#endif 71