src/gallium/drivers/r300/r300_state_shader.c

   1 /*
   2  * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
   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  * on the rights to use, copy, modify, merge, publish, distribute, sub
   8  * license, and/or sell copies of the Software, and to permit persons to whom
   9  * the 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 NON-INFRINGEMENT. IN NO EVENT SHALL
  18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
  19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  21  * USE OR OTHER DEALINGS IN THE SOFTWARE. */
  22
  23 #include "r300_state_shader.h"
  24
  25 static void r300_copy_passthrough_shader(struct r300_fragment_shader* fs)
  26 {
  27     struct r300_fragment_shader* pt = &r300_passthrough_fragment_shader;
  28     fs->shader.stack_size = pt->shader.stack_size;
  29     fs->alu_instruction_count = pt->alu_instruction_count;
  30     fs->tex_instruction_count = pt->tex_instruction_count;
  31     fs->indirections = pt->indirections;
  32     fs->instructions[0] = pt->instructions[0];
  33 }
  34
  35 static void r500_copy_passthrough_shader(struct r500_fragment_shader* fs)
  36 {
  37     struct r500_fragment_shader* pt = &r500_passthrough_fragment_shader;
  38     fs->shader.stack_size = pt->shader.stack_size;
  39     fs->instruction_count = pt->instruction_count;
  40     fs->instructions[0] = pt->instructions[0];
  41 }
  42
  43 void r300_translate_fragment_shader(struct r300_context* r300,
  44                            struct r300_fragment_shader* fs)
  45 {
  46     r300_copy_passthrough_shader(fs);
  47 }
  48
  49 void r500_translate_fragment_shader(struct r300_context* r300,
  50                            struct r500_fragment_shader* fs)
  51 {
  52     r500_copy_passthrough_shader(fs);
  53 }