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 29 #ifndef U_BLIT_H 30 #define U_BLIT_H 31 32 33 #include "pipe/p_compiler.h" 34 /* for TGSI_WRITEMASK_* specification in util_blit_pixels */ 35 #include "pipe/p_shader_tokens.h" 36 37 38 #ifdef __cplusplus 39 extern "C" { 40 #endif 41 42 43 struct cso_context; 44 struct pipe_context; 45 struct pipe_resource; 46 struct pipe_sampler_view; 47 struct pipe_surface; 48 49 #define BLIT_WRITEMASK_Z 1 50 #define BLIT_WRITEMASK_STENCIL 2 51 52 extern struct blit_state * 53 util_create_blit(struct pipe_context *pipe, struct cso_context *cso); 54 55 extern void 56 util_destroy_blit(struct blit_state *ctx); 57 58 extern void 59 util_blit_pixels(struct blit_state *ctx, 60 struct pipe_resource *src_tex, 61 unsigned src_level, 62 int srcX0, int srcY0, 63 int srcX1, int srcY1, 64 int srcZ0, 65 struct pipe_surface *dst, 66 int dstX0, int dstY0, 67 int dstX1, int dstY1, 68 float z, uint filter, 69 uint writemask, uint zs_writemask); 70 71 extern void 72 util_blit_pixels_tex(struct blit_state *ctx, 73 struct pipe_sampler_view *src_sampler_view, 74 int srcX0, int srcY0, 75 int srcX1, int srcY1, 76 struct pipe_surface *dst, 77 int dstX0, int dstY0, 78 int dstX1, int dstY1, 79 float z, uint filter); 80 81 #ifdef __cplusplus 82 } 83 #endif 84 85 #endif 86