diff options
Diffstat (limited to 'src/mesa/state_tracker/st_program.c')
| -rw-r--r-- | src/mesa/state_tracker/st_program.c | 28 |
1 files changed, 7 insertions, 21 deletions
diff --git a/src/mesa/state_tracker/st_program.c b/src/mesa/state_tracker/st_program.c index 5c87e47ca3..a639003dbd 100644 --- a/src/mesa/state_tracker/st_program.c +++ b/src/mesa/state_tracker/st_program.c @@ -269,24 +269,20 @@ fail: /** * Translate a Mesa fragment shader into a TGSI shader. - * \param inputMapping to map fragment program input registers to TGSI - * input slots * \return pointer to cached pipe_shader object. */ void st_translate_fragment_program(struct st_context *st, - struct st_fragment_program *stfp, - const GLuint inputMapping[]) + struct st_fragment_program *stfp ) { struct pipe_context *pipe = st->pipe; GLuint outputMapping[FRAG_RESULT_MAX]; - GLuint defaultInputMapping[FRAG_ATTRIB_MAX]; + GLuint inputMapping[FRAG_ATTRIB_MAX]; GLuint interpMode[16]; /* XXX size? */ GLuint attr; enum pipe_error error; const GLbitfield inputsRead = stfp->Base.Base.InputsRead; struct ureg_program *ureg; - GLuint vslot = 0; uint fs_num_inputs = 0; @@ -294,24 +290,14 @@ st_translate_fragment_program(struct st_context *st, ubyte fs_output_semantic_index[PIPE_MAX_SHADER_OUTPUTS]; uint fs_num_outputs = 0; - /* which vertex output goes to the first fragment input: */ - if (inputsRead & FRAG_BIT_WPOS) - vslot = 0; - else - vslot = 1; - /* * Convert Mesa program inputs to TGSI input register semantics. */ for (attr = 0; attr < FRAG_ATTRIB_MAX; attr++) { if (inputsRead & (1 << attr)) { - const GLuint slot = fs_num_inputs; - - defaultInputMapping[attr] = slot; - - stfp->input_map[slot] = vslot++; + const GLuint slot = fs_num_inputs++; - fs_num_inputs++; + inputMapping[attr] = slot; switch (attr) { case FRAG_ATTRIB_WPOS: @@ -376,6 +362,9 @@ st_translate_fragment_program(struct st_context *st, break; } } + else { + inputMapping[attr] = -1; + } } /* @@ -417,9 +406,6 @@ st_translate_fragment_program(struct st_context *st, } } - if (!inputMapping) - inputMapping = defaultInputMapping; - ureg = ureg_create( TGSI_PROCESSOR_FRAGMENT ); if (ureg == NULL) return; |