src/mesa/state_tracker/st_nir.h

   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 void 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
  48 void st_nir_opts(struct nir_shader *nir);
  49
  50 bool
  51 st_link_nir(struct gl_context *ctx,
  52             struct gl_shader_program *shader_program);
  53
  54 void st_nir_assign_vs_in_locations(struct nir_shader *nir);
  55 void st_nir_assign_varying_locations(struct st_context *st,
  56                                      struct nir_shader *nir);
  57
  58 void st_nir_lower_samplers(struct pipe_screen *screen, struct nir_shader *nir,
  59                            struct gl_shader_program *shader_program,
  60                            struct gl_program *prog);
  61 void st_nir_lower_uniforms(struct st_context *st, struct nir_shader *nir);
  62
  63 struct pipe_shader_state *
  64 st_nir_finish_builtin_shader(struct st_context *st,
  65                              struct nir_shader *nir,
  66                              const char *name);
  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 */