diff options
Diffstat (limited to 'src/mesa/state_tracker/st_atom_fs.c')
| -rw-r--r-- | src/mesa/state_tracker/st_atom_fs.c | 96 |
1 files changed, 60 insertions, 36 deletions
diff --git a/src/mesa/state_tracker/st_atom_fs.c b/src/mesa/state_tracker/st_atom_fs.c index dd4cdf0855..28019858f7 100644 --- a/src/mesa/state_tracker/st_atom_fs.c +++ b/src/mesa/state_tracker/st_atom_fs.c @@ -24,11 +24,12 @@ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * **************************************************************************/ - /* - * Authors: - * Keith Whitwell <keith@tungstengraphics.com> - * Brian Paul - */ + +/* + * Authors: + * Keith Whitwell <keith@tungstengraphics.com> + * Brian Paul + */ #include "shader/prog_parameter.h" @@ -50,14 +51,20 @@ /** * Translate a Mesa fragment shader into a TGSI shader. + * \param inputMapping to map fragment program input registers to TGSI + * input slots + * \param tokensOut destination for TGSI tokens * \return pointer to cached pipe_shader object. */ const struct cso_fragment_shader * -st_translate_fragment_shader(struct st_context *st, - struct st_fragment_program *stfp) +st_translate_fragment_shader(const struct st_context *st, + struct st_fragment_program *stfp, + const GLuint inputMapping[], + struct tgsi_token *tokensOut, + GLuint maxTokens) { GLuint outputMapping[FRAG_RESULT_MAX]; - GLuint inputMapping[PIPE_MAX_SHADER_INPUTS]; + GLuint defaultInputMapping[FRAG_ATTRIB_MAX]; struct pipe_shader_state fs; const struct cso_fragment_shader *cso; GLuint interpMode[16]; /* XXX size? */ @@ -67,6 +74,7 @@ st_translate_fragment_shader(struct st_context *st, /* Check if all fragment programs need the fragment position (in order * to do perspective-corrected interpolation). */ + /* XXX temporary! */ if (st->pipe->get_param(st->pipe, PIPE_PARAM_FS_NEEDS_POS)) inputsRead |= FRAG_BIT_WPOS; @@ -77,28 +85,32 @@ st_translate_fragment_shader(struct st_context *st, */ for (attr = 0; attr < FRAG_ATTRIB_MAX; attr++) { if (inputsRead & (1 << attr)) { - inputMapping[attr] = fs.num_inputs; + const GLuint slot = fs.num_inputs; + + fs.num_inputs++; + + defaultInputMapping[attr] = slot; switch (attr) { case FRAG_ATTRIB_WPOS: - fs.input_semantic_name[fs.num_inputs] = TGSI_SEMANTIC_POSITION; - fs.input_semantic_index[fs.num_inputs] = 0; - interpMode[fs.num_inputs] = TGSI_INTERPOLATE_CONSTANT; + fs.input_semantic_name[slot] = TGSI_SEMANTIC_POSITION; + fs.input_semantic_index[slot] = 0; + interpMode[slot] = TGSI_INTERPOLATE_CONSTANT; break; case FRAG_ATTRIB_COL0: - fs.input_semantic_name[fs.num_inputs] = TGSI_SEMANTIC_COLOR; - fs.input_semantic_index[fs.num_inputs] = 0; - interpMode[fs.num_inputs] = TGSI_INTERPOLATE_LINEAR; + fs.input_semantic_name[slot] = TGSI_SEMANTIC_COLOR; + fs.input_semantic_index[slot] = 0; + interpMode[slot] = TGSI_INTERPOLATE_LINEAR; break; case FRAG_ATTRIB_COL1: - fs.input_semantic_name[fs.num_inputs] = TGSI_SEMANTIC_COLOR; - fs.input_semantic_index[fs.num_inputs] = 1; - interpMode[fs.num_inputs] = TGSI_INTERPOLATE_LINEAR; + fs.input_semantic_name[slot] = TGSI_SEMANTIC_COLOR; + fs.input_semantic_index[slot] = 1; + interpMode[slot] = TGSI_INTERPOLATE_LINEAR; break; case FRAG_ATTRIB_FOGC: - fs.input_semantic_name[fs.num_inputs] = TGSI_SEMANTIC_FOG; - fs.input_semantic_index[fs.num_inputs] = 0; - interpMode[fs.num_inputs] = TGSI_INTERPOLATE_PERSPECTIVE; + fs.input_semantic_name[slot] = TGSI_SEMANTIC_FOG; + fs.input_semantic_index[slot] = 0; + interpMode[slot] = TGSI_INTERPOLATE_PERSPECTIVE; break; case FRAG_ATTRIB_TEX0: case FRAG_ATTRIB_TEX1: @@ -108,19 +120,17 @@ st_translate_fragment_shader(struct st_context *st, case FRAG_ATTRIB_TEX5: case FRAG_ATTRIB_TEX6: case FRAG_ATTRIB_TEX7: - fs.input_semantic_name[fs.num_inputs] = TGSI_SEMANTIC_GENERIC; - fs.input_semantic_index[fs.num_inputs] = attr - FRAG_ATTRIB_TEX0; - interpMode[fs.num_inputs] = TGSI_INTERPOLATE_PERSPECTIVE; + fs.input_semantic_name[slot] = TGSI_SEMANTIC_GENERIC; + fs.input_semantic_index[slot] = attr - FRAG_ATTRIB_TEX0; + interpMode[slot] = TGSI_INTERPOLATE_PERSPECTIVE; break; case FRAG_ATTRIB_VAR0: /* fall-through */ default: - fs.input_semantic_name[fs.num_inputs] = TGSI_SEMANTIC_GENERIC; - fs.input_semantic_index[fs.num_inputs] = attr - FRAG_ATTRIB_VAR0; - interpMode[fs.num_inputs] = TGSI_INTERPOLATE_PERSPECTIVE; + fs.input_semantic_name[slot] = TGSI_SEMANTIC_GENERIC; + fs.input_semantic_index[slot] = attr - FRAG_ATTRIB_VAR0; + interpMode[slot] = TGSI_INTERPOLATE_PERSPECTIVE; } - - fs.num_inputs++; } } @@ -145,35 +155,40 @@ st_translate_fragment_shader(struct st_context *st, } } + if (!inputMapping) + inputMapping = defaultInputMapping; + /* XXX: fix static allocation of tokens: */ tgsi_mesa_compile_fp_program( &stfp->Base, + /* inputs */ fs.num_inputs, inputMapping, fs.input_semantic_name, fs.input_semantic_index, interpMode, + /* outputs */ outputMapping, - stfp->tokens, ST_FP_MAX_TOKENS ); + /* tokenized result */ + tokensOut, maxTokens); + - fs.tokens = &stfp->tokens[0]; + fs.tokens = tokensOut; cso = st_cached_fs_state(st, &fs); stfp->fs = cso; if (TGSI_DEBUG) - tgsi_dump( stfp->tokens, 0/*TGSI_DUMP_VERBOSE*/ ); + tgsi_dump( tokensOut, 0/*TGSI_DUMP_VERBOSE*/ ); #if defined(USE_X86_ASM) || defined(SLANG_X86) if (stfp->sse2_program.csr == stfp->sse2_program.store) - tgsi_emit_sse2_fs( stfp->tokens, &stfp->sse2_program ); + tgsi_emit_sse2_fs( tokensOut, &stfp->sse2_program ); if (!cso->state.executable) ((struct cso_fragment_shader*)cso)->state.executable = (void *) x86_get_func( &stfp->sse2_program ); #endif - stfp->dirty = 0; - return cso; } @@ -200,8 +215,9 @@ static void update_fs( struct st_context *st ) } /* if new binding, or shader has changed */ - if (st->fp != stfp || stfp->dirty) { + if (st->fp != stfp /**|| stfp->dirty**/) { +#if 0 if (stfp->dirty) (void) st_translate_fragment_shader( st, stfp ); @@ -210,10 +226,17 @@ static void update_fs( struct st_context *st ) st->state.fs = stfp->fs; st->pipe->bind_fs_state(st->pipe, st->state.fs->data); +#else + + /* NEW */ + st->dirty.st |= ST_NEW_LINKAGE; + +#endif } } +#if 0 const struct st_tracked_state st_update_fs = { .name = "st_update_fs", .dirty = { @@ -222,3 +245,4 @@ const struct st_tracked_state st_update_fs = { }, .update = update_fs }; +#endif |