1 /* 2 * Copyright © 2016 Red Hat 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 * SOFTWARE. 22 */ 23 24 #ifndef ST_NIR_H 25 #define ST_NIR_H 26 27 #include "st_context.h" 28 #include "compiler/shader_enums.h" 29 30 #ifdef __cplusplus 31 extern "C" { 32 #endif 33 34 struct nir_shader; 35 36 void st_nir_lower_builtin(struct nir_shader *shader); 37 void st_nir_lower_tex_src_plane(struct nir_shader *shader, unsigned free_slots, 38 unsigned lower_2plane, unsigned lower_3plane); 39 40 void st_nir_lower_wpos_ytransform(struct nir_shader *nir, 41 struct gl_program *prog, 42 struct pipe_screen *pscreen); 43 44 char *st_finalize_nir(struct st_context *st, struct gl_program *prog, 45 struct gl_shader_program *shader_program, 46 struct nir_shader *nir, bool finalize_by_driver, 47 bool is_before_variants); 48 49 void st_nir_opts(struct nir_shader *nir); 50 51 bool 52 st_link_nir(struct gl_context *ctx, 53 struct gl_shader_program *shader_program); 54 55 void st_nir_assign_vs_in_locations(struct nir_shader *nir); 56 void st_nir_assign_varying_locations(struct st_context *st, 57 struct nir_shader *nir); 58 59 void st_nir_lower_samplers(struct pipe_screen *screen, struct nir_shader *nir, 60 struct gl_shader_program *shader_program, 61 struct gl_program *prog); 62 void st_nir_lower_uniforms(struct st_context *st, struct nir_shader *nir); 63 64 struct pipe_shader_state * 65 st_nir_finish_builtin_shader(struct st_context *st, 66 struct nir_shader *nir); 67 68 struct pipe_shader_state * 69 st_nir_make_passthrough_shader(struct st_context *st, 70 const char *shader_name, 71 gl_shader_stage stage, 72 unsigned num_vars, 73 unsigned *input_locations, 74 unsigned *output_locations, 75 unsigned *interpolation_modes, 76 unsigned sysval_mask); 77 78 #ifdef __cplusplus 79 } 80 #endif 81 82 #endif /* ST_NIR_H */ 83