diff options
Diffstat (limited to 'src/gallium/auxiliary/util')
| -rw-r--r-- | src/gallium/auxiliary/util/u_simple_shaders.c | 34 | ||||
| -rw-r--r-- | src/gallium/auxiliary/util/u_simple_shaders.h | 4 |
2 files changed, 33 insertions, 5 deletions
diff --git a/src/gallium/auxiliary/util/u_simple_shaders.c b/src/gallium/auxiliary/util/u_simple_shaders.c index 5f0134d7014..7e3666122bf 100644 --- a/src/gallium/auxiliary/util/u_simple_shaders.c +++ b/src/gallium/auxiliary/util/u_simple_shaders.c @@ -316,13 +316,39 @@ util_make_fragment_tex_shader_writestencil(struct pipe_context *pipe, /** - * Make simple fragment color pass-through shader. + * Make simple fragment color pass-through shader that replicates OUT[0] + * to all bound colorbuffers. */ void * -util_make_fragment_passthrough_shader(struct pipe_context *pipe) +util_make_fragment_passthrough_shader(struct pipe_context *pipe, + int input_semantic, + int input_interpolate) { - return util_make_fragment_cloneinput_shader(pipe, 1, TGSI_SEMANTIC_COLOR, - TGSI_INTERPOLATE_PERSPECTIVE); + static const char shader_templ[] = + "FRAG\n" + "PROPERTY FS_COLOR0_WRITES_ALL_CBUFS 1\n" + "DCL IN[0], %s[0], %s\n" + "DCL OUT[0], COLOR[0]\n" + + "MOV OUT[0], IN[0]\n" + "END\n"; + + char text[sizeof(shader_templ)+100]; + struct tgsi_token tokens[1000]; + struct pipe_shader_state state = {tokens}; + + sprintf(text, shader_templ, tgsi_semantic_names[input_semantic], + tgsi_interpolate_names[input_interpolate]); + + if (!tgsi_text_translate(text, tokens, Elements(tokens))) { + assert(0); + return NULL; + } +#if 0 + tgsi_dump(state.tokens, 0); +#endif + + return pipe->create_fs_state(pipe, &state); } diff --git a/src/gallium/auxiliary/util/u_simple_shaders.h b/src/gallium/auxiliary/util/u_simple_shaders.h index e4ffde6521e..22b9cee4de6 100644 --- a/src/gallium/auxiliary/util/u_simple_shaders.h +++ b/src/gallium/auxiliary/util/u_simple_shaders.h @@ -87,7 +87,9 @@ util_make_fragment_tex_shader_writestencil(struct pipe_context *pipe, extern void * -util_make_fragment_passthrough_shader(struct pipe_context *pipe); +util_make_fragment_passthrough_shader(struct pipe_context *pipe, + int input_semantic, + int input_interpolate); extern void * |