From d105412503ea250e07d3cb008f10f60e6e48bf8a Mon Sep 17 00:00:00 2001 From: marha Date: Fri, 5 Aug 2011 08:12:52 +0200 Subject: mesa pixman git update 5 aug 2011 --- mesalib/src/mesa/state_tracker/st_program.c | 412 +++++++++++++++------------- 1 file changed, 228 insertions(+), 184 deletions(-) (limited to 'mesalib/src/mesa/state_tracker/st_program.c') diff --git a/mesalib/src/mesa/state_tracker/st_program.c b/mesalib/src/mesa/state_tracker/st_program.c index 132ebdbad..ca01d2e19 100644 --- a/mesalib/src/mesa/state_tracker/st_program.c +++ b/mesalib/src/mesa/state_tracker/st_program.c @@ -174,8 +174,8 @@ st_release_gp_variants(struct st_context *st, struct st_geometry_program *stgp) * \param tokensOut destination for TGSI tokens * \return pointer to cached pipe_shader object. */ -static void -st_prepare_vertex_program(struct st_context *st, +void +st_prepare_vertex_program(struct gl_context *ctx, struct st_vertex_program *stvp) { GLuint attr; @@ -184,9 +184,10 @@ st_prepare_vertex_program(struct st_context *st, stvp->num_outputs = 0; if (stvp->Base.IsPositionInvariant) - _mesa_insert_mvp_code(st->ctx, &stvp->Base); + _mesa_insert_mvp_code(ctx, &stvp->Base); - assert(stvp->Base.Base.NumInstructions > 1); + if (!stvp->glsl_to_tgsi) + assert(stvp->Base.Base.NumInstructions > 1); /* * Determine number of inputs, the mappings between VERT_ATTRIB_x @@ -292,10 +293,13 @@ st_translate_vertex_program(struct st_context *st, enum pipe_error error; unsigned num_outputs; - st_prepare_vertex_program( st, stvp ); + st_prepare_vertex_program(st->ctx, stvp); - _mesa_remove_output_reads(&stvp->Base.Base, PROGRAM_OUTPUT); - _mesa_remove_output_reads(&stvp->Base.Base, PROGRAM_VARYING); + if (!stvp->glsl_to_tgsi) + { + _mesa_remove_output_reads(&stvp->Base.Base, PROGRAM_OUTPUT); + _mesa_remove_output_reads(&stvp->Base.Base, PROGRAM_VARYING); + } ureg = ureg_create( TGSI_PROCESSOR_VERTEX ); if (ureg == NULL) { @@ -318,22 +322,41 @@ st_translate_vertex_program(struct st_context *st, debug_printf("\n"); } - error = st_translate_mesa_program(st->ctx, - TGSI_PROCESSOR_VERTEX, - ureg, - &stvp->Base.Base, - /* inputs */ - vpv->num_inputs, - stvp->input_to_index, - NULL, /* input semantic name */ - NULL, /* input semantic index */ - NULL, - /* outputs */ - num_outputs, - stvp->result_to_output, - stvp->output_semantic_name, - stvp->output_semantic_index, - key->passthrough_edgeflags ); + if (stvp->glsl_to_tgsi) + error = st_translate_program(st->ctx, + TGSI_PROCESSOR_VERTEX, + ureg, + stvp->glsl_to_tgsi, + &stvp->Base.Base, + /* inputs */ + stvp->num_inputs, + stvp->input_to_index, + NULL, /* input semantic name */ + NULL, /* input semantic index */ + NULL, /* interp mode */ + /* outputs */ + stvp->num_outputs, + stvp->result_to_output, + stvp->output_semantic_name, + stvp->output_semantic_index, + key->passthrough_edgeflags ); + else + error = st_translate_mesa_program(st->ctx, + TGSI_PROCESSOR_VERTEX, + ureg, + &stvp->Base.Base, + /* inputs */ + vpv->num_inputs, + stvp->input_to_index, + NULL, /* input semantic name */ + NULL, /* input semantic index */ + NULL, + /* outputs */ + num_outputs, + stvp->result_to_output, + stvp->output_semantic_name, + stvp->output_semantic_index, + key->passthrough_edgeflags ); if (error) goto fail; @@ -393,6 +416,151 @@ st_get_vp_variant(struct st_context *st, return vpv; } +/** + * Translate Mesa fragment shader attributes to TGSI attributes. + * \return GL_TRUE if color output should be written to all render targets, + * GL_FALSE if not + */ +GLboolean +st_prepare_fragment_program(struct gl_context *ctx, + struct st_fragment_program *stfp) +{ + GLuint attr; + const GLbitfield inputsRead = stfp->Base.Base.InputsRead; + GLboolean write_all = GL_FALSE; + + /* + * Convert Mesa program inputs to TGSI input register semantics. + */ + for (attr = 0; attr < FRAG_ATTRIB_MAX; attr++) { + if (inputsRead & (1 << attr)) { + const GLuint slot = stfp->num_inputs++; + + stfp->input_to_index[attr] = slot; + + switch (attr) { + case FRAG_ATTRIB_WPOS: + stfp->input_semantic_name[slot] = TGSI_SEMANTIC_POSITION; + stfp->input_semantic_index[slot] = 0; + stfp->interp_mode[slot] = TGSI_INTERPOLATE_LINEAR; + break; + case FRAG_ATTRIB_COL0: + stfp->input_semantic_name[slot] = TGSI_SEMANTIC_COLOR; + stfp->input_semantic_index[slot] = 0; + stfp->interp_mode[slot] = TGSI_INTERPOLATE_LINEAR; + break; + case FRAG_ATTRIB_COL1: + stfp->input_semantic_name[slot] = TGSI_SEMANTIC_COLOR; + stfp->input_semantic_index[slot] = 1; + stfp->interp_mode[slot] = TGSI_INTERPOLATE_LINEAR; + break; + case FRAG_ATTRIB_FOGC: + stfp->input_semantic_name[slot] = TGSI_SEMANTIC_FOG; + stfp->input_semantic_index[slot] = 0; + stfp->interp_mode[slot] = TGSI_INTERPOLATE_PERSPECTIVE; + break; + case FRAG_ATTRIB_FACE: + stfp->input_semantic_name[slot] = TGSI_SEMANTIC_FACE; + stfp->input_semantic_index[slot] = 0; + stfp->interp_mode[slot] = TGSI_INTERPOLATE_CONSTANT; + break; + /* In most cases, there is nothing special about these + * inputs, so adopt a convention to use the generic + * semantic name and the mesa FRAG_ATTRIB_ number as the + * index. + * + * All that is required is that the vertex shader labels + * its own outputs similarly, and that the vertex shader + * generates at least every output required by the + * fragment shader plus fixed-function hardware (such as + * BFC). + * + * There is no requirement that semantic indexes start at + * zero or be restricted to a particular range -- nobody + * should be building tables based on semantic index. + */ + case FRAG_ATTRIB_PNTC: + case FRAG_ATTRIB_TEX0: + case FRAG_ATTRIB_TEX1: + case FRAG_ATTRIB_TEX2: + case FRAG_ATTRIB_TEX3: + case FRAG_ATTRIB_TEX4: + case FRAG_ATTRIB_TEX5: + case FRAG_ATTRIB_TEX6: + case FRAG_ATTRIB_TEX7: + case FRAG_ATTRIB_VAR0: + default: + /* Actually, let's try and zero-base this just for + * readability of the generated TGSI. + */ + assert(attr >= FRAG_ATTRIB_TEX0); + stfp->input_semantic_index[slot] = (attr - FRAG_ATTRIB_TEX0); + stfp->input_semantic_name[slot] = TGSI_SEMANTIC_GENERIC; + if (attr == FRAG_ATTRIB_PNTC) + stfp->interp_mode[slot] = TGSI_INTERPOLATE_LINEAR; + else + stfp->interp_mode[slot] = TGSI_INTERPOLATE_PERSPECTIVE; + break; + } + } + else { + stfp->input_to_index[attr] = -1; + } + } + + /* + * Semantics and mapping for outputs + */ + { + uint numColors = 0; + GLbitfield64 outputsWritten = stfp->Base.Base.OutputsWritten; + + /* if z is written, emit that first */ + if (outputsWritten & BITFIELD64_BIT(FRAG_RESULT_DEPTH)) { + stfp->output_semantic_name[stfp->num_outputs] = TGSI_SEMANTIC_POSITION; + stfp->output_semantic_index[stfp->num_outputs] = 0; + stfp->result_to_output[FRAG_RESULT_DEPTH] = stfp->num_outputs; + stfp->num_outputs++; + outputsWritten &= ~(1 << FRAG_RESULT_DEPTH); + } + + if (outputsWritten & BITFIELD64_BIT(FRAG_RESULT_STENCIL)) { + stfp->output_semantic_name[stfp->num_outputs] = TGSI_SEMANTIC_STENCIL; + stfp->output_semantic_index[stfp->num_outputs] = 0; + stfp->result_to_output[FRAG_RESULT_STENCIL] = stfp->num_outputs; + stfp->num_outputs++; + outputsWritten &= ~(1 << FRAG_RESULT_STENCIL); + } + + /* handle remaning outputs (color) */ + for (attr = 0; attr < FRAG_RESULT_MAX; attr++) { + if (outputsWritten & BITFIELD64_BIT(attr)) { + switch (attr) { + case FRAG_RESULT_DEPTH: + case FRAG_RESULT_STENCIL: + /* handled above */ + assert(0); + break; + case FRAG_RESULT_COLOR: + write_all = GL_TRUE; /* fallthrough */ + default: + assert(attr == FRAG_RESULT_COLOR || + (FRAG_RESULT_DATA0 <= attr && attr < FRAG_RESULT_MAX)); + stfp->output_semantic_name[stfp->num_outputs] = TGSI_SEMANTIC_COLOR; + stfp->output_semantic_index[stfp->num_outputs] = numColors; + stfp->result_to_output[attr] = stfp->num_outputs; + numColors++; + break; + } + + stfp->num_outputs++; + } + } + } + + return write_all; +} + /** * Translate a Mesa fragment shader into a TGSI shader using extra info in @@ -445,153 +613,11 @@ st_translate_fragment_program(struct st_context *st, if (!stfp->tgsi.tokens) { /* need to translate Mesa instructions to TGSI now */ - GLuint outputMapping[FRAG_RESULT_MAX]; - GLuint inputMapping[FRAG_ATTRIB_MAX]; - GLuint interpMode[PIPE_MAX_SHADER_INPUTS]; /* XXX size? */ - GLuint attr; - const GLbitfield inputsRead = stfp->Base.Base.InputsRead; struct ureg_program *ureg; - GLboolean write_all = GL_FALSE; - - ubyte input_semantic_name[PIPE_MAX_SHADER_INPUTS]; - ubyte input_semantic_index[PIPE_MAX_SHADER_INPUTS]; - uint fs_num_inputs = 0; - - ubyte fs_output_semantic_name[PIPE_MAX_SHADER_OUTPUTS]; - ubyte fs_output_semantic_index[PIPE_MAX_SHADER_OUTPUTS]; - uint fs_num_outputs = 0; - - - _mesa_remove_output_reads(&stfp->Base.Base, PROGRAM_OUTPUT); - - /* - * 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++; - - inputMapping[attr] = slot; - - switch (attr) { - case FRAG_ATTRIB_WPOS: - input_semantic_name[slot] = TGSI_SEMANTIC_POSITION; - input_semantic_index[slot] = 0; - interpMode[slot] = TGSI_INTERPOLATE_LINEAR; - break; - case FRAG_ATTRIB_COL0: - input_semantic_name[slot] = TGSI_SEMANTIC_COLOR; - input_semantic_index[slot] = 0; - interpMode[slot] = TGSI_INTERPOLATE_LINEAR; - break; - case FRAG_ATTRIB_COL1: - input_semantic_name[slot] = TGSI_SEMANTIC_COLOR; - input_semantic_index[slot] = 1; - interpMode[slot] = TGSI_INTERPOLATE_LINEAR; - break; - case FRAG_ATTRIB_FOGC: - input_semantic_name[slot] = TGSI_SEMANTIC_FOG; - input_semantic_index[slot] = 0; - interpMode[slot] = TGSI_INTERPOLATE_PERSPECTIVE; - break; - case FRAG_ATTRIB_FACE: - input_semantic_name[slot] = TGSI_SEMANTIC_FACE; - input_semantic_index[slot] = 0; - interpMode[slot] = TGSI_INTERPOLATE_CONSTANT; - break; - /* In most cases, there is nothing special about these - * inputs, so adopt a convention to use the generic - * semantic name and the mesa FRAG_ATTRIB_ number as the - * index. - * - * All that is required is that the vertex shader labels - * its own outputs similarly, and that the vertex shader - * generates at least every output required by the - * fragment shader plus fixed-function hardware (such as - * BFC). - * - * There is no requirement that semantic indexes start at - * zero or be restricted to a particular range -- nobody - * should be building tables based on semantic index. - */ - case FRAG_ATTRIB_PNTC: - case FRAG_ATTRIB_TEX0: - case FRAG_ATTRIB_TEX1: - case FRAG_ATTRIB_TEX2: - case FRAG_ATTRIB_TEX3: - case FRAG_ATTRIB_TEX4: - case FRAG_ATTRIB_TEX5: - case FRAG_ATTRIB_TEX6: - case FRAG_ATTRIB_TEX7: - case FRAG_ATTRIB_VAR0: - default: - /* Actually, let's try and zero-base this just for - * readability of the generated TGSI. - */ - assert(attr >= FRAG_ATTRIB_TEX0); - input_semantic_index[slot] = (attr - FRAG_ATTRIB_TEX0); - input_semantic_name[slot] = TGSI_SEMANTIC_GENERIC; - if (attr == FRAG_ATTRIB_PNTC) - interpMode[slot] = TGSI_INTERPOLATE_LINEAR; - else - interpMode[slot] = TGSI_INTERPOLATE_PERSPECTIVE; - break; - } - } - else { - inputMapping[attr] = -1; - } - } - - /* - * Semantics and mapping for outputs - */ - { - uint numColors = 0; - GLbitfield64 outputsWritten = stfp->Base.Base.OutputsWritten; - - /* if z is written, emit that first */ - if (outputsWritten & BITFIELD64_BIT(FRAG_RESULT_DEPTH)) { - fs_output_semantic_name[fs_num_outputs] = TGSI_SEMANTIC_POSITION; - fs_output_semantic_index[fs_num_outputs] = 0; - outputMapping[FRAG_RESULT_DEPTH] = fs_num_outputs; - fs_num_outputs++; - outputsWritten &= ~(1 << FRAG_RESULT_DEPTH); - } - - if (outputsWritten & BITFIELD64_BIT(FRAG_RESULT_STENCIL)) { - fs_output_semantic_name[fs_num_outputs] = TGSI_SEMANTIC_STENCIL; - fs_output_semantic_index[fs_num_outputs] = 0; - outputMapping[FRAG_RESULT_STENCIL] = fs_num_outputs; - fs_num_outputs++; - outputsWritten &= ~(1 << FRAG_RESULT_STENCIL); - } - - /* handle remaning outputs (color) */ - for (attr = 0; attr < FRAG_RESULT_MAX; attr++) { - if (outputsWritten & BITFIELD64_BIT(attr)) { - switch (attr) { - case FRAG_RESULT_DEPTH: - case FRAG_RESULT_STENCIL: - /* handled above */ - assert(0); - break; - case FRAG_RESULT_COLOR: - write_all = GL_TRUE; /* fallthrough */ - default: - assert(attr == FRAG_RESULT_COLOR || - (FRAG_RESULT_DATA0 <= attr && attr < FRAG_RESULT_MAX)); - fs_output_semantic_name[fs_num_outputs] = TGSI_SEMANTIC_COLOR; - fs_output_semantic_index[fs_num_outputs] = numColors; - outputMapping[attr] = fs_num_outputs; - numColors++; - break; - } - - fs_num_outputs++; - } - } - } + GLboolean write_all = st_prepare_fragment_program(st->ctx, stfp); + + if (!stfp->glsl_to_tgsi) + _mesa_remove_output_reads(&stfp->Base.Base, PROGRAM_OUTPUT); ureg = ureg_create( TGSI_PROCESSOR_FRAGMENT ); if (ureg == NULL) @@ -605,21 +631,39 @@ st_translate_fragment_program(struct st_context *st, if (write_all == GL_TRUE) ureg_property_fs_color0_writes_all_cbufs(ureg, 1); - st_translate_mesa_program(st->ctx, - TGSI_PROCESSOR_FRAGMENT, - ureg, - &stfp->Base.Base, - /* inputs */ - fs_num_inputs, - inputMapping, - input_semantic_name, - input_semantic_index, - interpMode, - /* outputs */ - fs_num_outputs, - outputMapping, - fs_output_semantic_name, - fs_output_semantic_index, FALSE ); + if (stfp->glsl_to_tgsi) + st_translate_program(st->ctx, + TGSI_PROCESSOR_FRAGMENT, + ureg, + stfp->glsl_to_tgsi, + &stfp->Base.Base, + /* inputs */ + stfp->num_inputs, + stfp->input_to_index, + stfp->input_semantic_name, + stfp->input_semantic_index, + stfp->interp_mode, + /* outputs */ + stfp->num_outputs, + stfp->result_to_output, + stfp->output_semantic_name, + stfp->output_semantic_index, FALSE ); + else + st_translate_mesa_program(st->ctx, + TGSI_PROCESSOR_FRAGMENT, + ureg, + &stfp->Base.Base, + /* inputs */ + stfp->num_inputs, + stfp->input_to_index, + stfp->input_semantic_name, + stfp->input_semantic_index, + stfp->interp_mode, + /* outputs */ + stfp->num_outputs, + stfp->result_to_output, + stfp->output_semantic_name, + stfp->output_semantic_index, FALSE ); stfp->tgsi.tokens = ureg_get_tokens( ureg, NULL ); ureg_destroy( ureg ); -- cgit v1.2.3