1 /************************************************************************** 2 * 3 * Copyright 2007 VMware, Inc. 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 VMWARE 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 ST_CB_DRAWPIXELS_H 30 #define ST_CB_DRAWPIXELS_H 31 32 33 #include <stdbool.h> 34 35 struct dd_function_table; 36 struct st_context; 37 38 extern void st_init_drawpixels_functions(struct dd_function_table *functions); 39 40 extern void 41 st_destroy_drawpix(struct st_context *st); 42 43 extern const struct tgsi_token * 44 st_get_drawpix_shader(const struct tgsi_token *tokens, bool use_texcoord, 45 bool scale_and_bias, unsigned scale_const, 46 unsigned bias_const, bool pixel_maps, 47 unsigned drawpix_sampler, unsigned pixelmap_sampler, 48 unsigned texcoord_const, unsigned tex_target); 49 50 extern void 51 st_make_passthrough_vertex_shader(struct st_context *st); 52 53 #endif /* ST_CB_DRAWPIXELS_H */ 54