src/gallium/targets/graw-xlib/graw_util.c

   1
   2 #include "pipe/p_compiler.h"
   3 #include "pipe/p_context.h"
   4 #include "pipe/p_state.h"
   5 #include "tgsi/tgsi_text.h"
   6 #include "util/u_memory.h"
   7 #include "state_tracker/graw.h"
   8
   9
  10 /* Helper functions.  These are the same for all graw implementations.
  11  */
  12 void *graw_parse_geometry_shader(struct pipe_context *pipe,
  13                                  const char *text)
  14 {
  15    struct tgsi_token tokens[1024];
  16    struct pipe_shader_state state;
  17
  18    if (!tgsi_text_translate(text, tokens, Elements(tokens)))
  19       return NULL;
  20
  21    state.tokens = tokens;
  22    return pipe->create_gs_state(pipe, &state);
  23 }
  24
  25 void *graw_parse_vertex_shader(struct pipe_context *pipe,
  26                                const char *text)
  27 {
  28    struct tgsi_token tokens[1024];
  29    struct pipe_shader_state state;
  30
  31    if (!tgsi_text_translate(text, tokens, Elements(tokens)))
  32       return NULL;
  33
  34    state.tokens = tokens;
  35    return pipe->create_vs_state(pipe, &state);
  36 }
  37
  38 void *graw_parse_fragment_shader(struct pipe_context *pipe,
  39                                  const char *text)
  40 {
  41    struct tgsi_token tokens[1024];
  42    struct pipe_shader_state state;
  43
  44    if (!tgsi_text_translate(text, tokens, Elements(tokens)))
  45       return NULL;
  46
  47    state.tokens = tokens;
  48    return pipe->create_fs_state(pipe, &state);
  49 }
  50