コード例 #1
0
ファイル: st_program.c プロジェクト: ashmew2/kolibriosSVN
/**
 * Translate a vertex program to create a new variant.
 */
static struct st_vp_variant *
st_translate_vertex_program(struct st_context *st,
                            struct st_vertex_program *stvp,
                            const struct st_vp_variant_key *key)
{
   struct st_vp_variant *vpv = CALLOC_STRUCT(st_vp_variant);
   struct pipe_context *pipe = st->pipe;
   struct ureg_program *ureg;
   enum pipe_error error;
   unsigned num_outputs;

   st_prepare_vertex_program(st->ctx, stvp);

   if (!stvp->glsl_to_tgsi)
   {
      _mesa_remove_output_reads(&stvp->Base.Base, PROGRAM_OUTPUT);
   }

   ureg = ureg_create( TGSI_PROCESSOR_VERTEX );
   if (ureg == NULL) {
      free(vpv);
      return NULL;
   }

   vpv->key = *key;

   vpv->num_inputs = stvp->num_inputs;
   num_outputs = stvp->num_outputs;
   if (key->passthrough_edgeflags) {
      vpv->num_inputs++;
      num_outputs++;
   }

   if (ST_DEBUG & DEBUG_MESA) {
      _mesa_print_program(&stvp->Base.Base);
      _mesa_print_program_parameters(st->ctx, &stvp->Base.Base);
      debug_printf("\n");
   }

   if (stvp->glsl_to_tgsi)
      error = st_translate_program(st->ctx,
                                   TGSI_PROCESSOR_VERTEX,
                                   ureg,
                                   stvp->glsl_to_tgsi,
                                   &stvp->Base.Base,
                                   /* inputs */
                                   vpv->num_inputs,
                                   stvp->input_to_index,
                                   NULL, /* input semantic name */
                                   NULL, /* input semantic index */
                                   NULL, /* interp mode */
                                   NULL, /* interp location */
                                   /* outputs */
                                   num_outputs,
                                   stvp->result_to_output,
                                   stvp->output_semantic_name,
                                   stvp->output_semantic_index,
                                   key->passthrough_edgeflags,
                                   key->clamp_color);
   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,
                                        key->clamp_color);

   if (error)
      goto fail;

   vpv->tgsi.tokens = ureg_get_tokens( ureg, NULL );
   if (!vpv->tgsi.tokens)
      goto fail;

   ureg_destroy( ureg );

   if (stvp->glsl_to_tgsi) {
      st_translate_stream_output_info(stvp->glsl_to_tgsi,
                                      stvp->result_to_output,
                                      &vpv->tgsi.stream_output);
   }

   if (ST_DEBUG & DEBUG_TGSI) {
      tgsi_dump(vpv->tgsi.tokens, 0);
      debug_printf("\n");
   }

   vpv->driver_shader = pipe->create_vs_state(pipe, &vpv->tgsi);
   return vpv;

fail:
   debug_printf("%s: failed to translate Mesa program:\n", __func__);
   _mesa_print_program(&stvp->Base.Base);
   debug_assert(0);

   ureg_destroy( ureg );
   return NULL;
}
コード例 #2
0
ファイル: st_program.c プロジェクト: ashmew2/kolibriosSVN
/**
 * Translate a geometry program to create a new variant.
 */
static struct st_gp_variant *
st_translate_geometry_program(struct st_context *st,
                              struct st_geometry_program *stgp,
                              const struct st_gp_variant_key *key)
{
   GLuint inputMapping[VARYING_SLOT_MAX];
   GLuint outputMapping[VARYING_SLOT_MAX];
   struct pipe_context *pipe = st->pipe;
   GLuint attr;

   uint gs_num_inputs = 0;

   ubyte input_semantic_name[PIPE_MAX_SHADER_INPUTS];
   ubyte input_semantic_index[PIPE_MAX_SHADER_INPUTS];

   ubyte gs_output_semantic_name[PIPE_MAX_SHADER_OUTPUTS];
   ubyte gs_output_semantic_index[PIPE_MAX_SHADER_OUTPUTS];
   uint gs_num_outputs = 0;

   GLint i;
   struct ureg_program *ureg;
   struct pipe_shader_state state = {0};
   struct st_gp_variant *gpv;

   gpv = CALLOC_STRUCT(st_gp_variant);
   if (!gpv)
      return NULL;

   ureg = ureg_create(TGSI_PROCESSOR_GEOMETRY);
   if (ureg == NULL) {
      free(gpv);
      return NULL;
   }

   memset(inputMapping, 0, sizeof(inputMapping));
   memset(outputMapping, 0, sizeof(outputMapping));

   /*
    * Convert Mesa program inputs to TGSI input register semantics.
    */
   for (attr = 0; attr < VARYING_SLOT_MAX; attr++) {
      if ((stgp->Base.Base.InputsRead & BITFIELD64_BIT(attr)) != 0) {
         const GLuint slot = gs_num_inputs++;

         inputMapping[attr] = slot;

         switch (attr) {
         case VARYING_SLOT_PRIMITIVE_ID:
            input_semantic_name[slot] = TGSI_SEMANTIC_PRIMID;
            input_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_POS:
            input_semantic_name[slot] = TGSI_SEMANTIC_POSITION;
            input_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_COL0:
            input_semantic_name[slot] = TGSI_SEMANTIC_COLOR;
            input_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_COL1:
            input_semantic_name[slot] = TGSI_SEMANTIC_COLOR;
            input_semantic_index[slot] = 1;
            break;
         case VARYING_SLOT_FOGC:
            input_semantic_name[slot] = TGSI_SEMANTIC_FOG;
            input_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_CLIP_VERTEX:
            input_semantic_name[slot] = TGSI_SEMANTIC_CLIPVERTEX;
            input_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_CLIP_DIST0:
            input_semantic_name[slot] = TGSI_SEMANTIC_CLIPDIST;
            input_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_CLIP_DIST1:
            input_semantic_name[slot] = TGSI_SEMANTIC_CLIPDIST;
            input_semantic_index[slot] = 1;
            break;
         case VARYING_SLOT_PSIZ:
            input_semantic_name[slot] = TGSI_SEMANTIC_PSIZE;
            input_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_TEX0:
         case VARYING_SLOT_TEX1:
         case VARYING_SLOT_TEX2:
         case VARYING_SLOT_TEX3:
         case VARYING_SLOT_TEX4:
         case VARYING_SLOT_TEX5:
         case VARYING_SLOT_TEX6:
         case VARYING_SLOT_TEX7:
            if (st->needs_texcoord_semantic) {
               input_semantic_name[slot] = TGSI_SEMANTIC_TEXCOORD;
               input_semantic_index[slot] = attr - VARYING_SLOT_TEX0;
               break;
            }
            /* fall through */
         case VARYING_SLOT_VAR0:
         default:
            assert(attr >= VARYING_SLOT_VAR0 && attr < VARYING_SLOT_MAX);
            input_semantic_name[slot] = TGSI_SEMANTIC_GENERIC;
            input_semantic_index[slot] =
               st_get_generic_varying_index(st, attr);
         break;
         }
      }
   }

   /* initialize output semantics to defaults */
   for (i = 0; i < PIPE_MAX_SHADER_OUTPUTS; i++) {
      gs_output_semantic_name[i] = TGSI_SEMANTIC_GENERIC;
      gs_output_semantic_index[i] = 0;
   }

   /*
    * Determine number of outputs, the (default) output register
    * mapping and the semantic information for each output.
    */
   for (attr = 0; attr < VARYING_SLOT_MAX; attr++) {
      if (stgp->Base.Base.OutputsWritten & BITFIELD64_BIT(attr)) {
         GLuint slot = gs_num_outputs++;

         outputMapping[attr] = slot;

         switch (attr) {
         case VARYING_SLOT_POS:
            assert(slot == 0);
            gs_output_semantic_name[slot] = TGSI_SEMANTIC_POSITION;
            gs_output_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_COL0:
            gs_output_semantic_name[slot] = TGSI_SEMANTIC_COLOR;
            gs_output_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_COL1:
            gs_output_semantic_name[slot] = TGSI_SEMANTIC_COLOR;
            gs_output_semantic_index[slot] = 1;
            break;
         case VARYING_SLOT_BFC0:
            gs_output_semantic_name[slot] = TGSI_SEMANTIC_BCOLOR;
            gs_output_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_BFC1:
            gs_output_semantic_name[slot] = TGSI_SEMANTIC_BCOLOR;
            gs_output_semantic_index[slot] = 1;
            break;
         case VARYING_SLOT_FOGC:
            gs_output_semantic_name[slot] = TGSI_SEMANTIC_FOG;
            gs_output_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_PSIZ:
            gs_output_semantic_name[slot] = TGSI_SEMANTIC_PSIZE;
            gs_output_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_CLIP_VERTEX:
            gs_output_semantic_name[slot] = TGSI_SEMANTIC_CLIPVERTEX;
            gs_output_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_CLIP_DIST0:
            gs_output_semantic_name[slot] = TGSI_SEMANTIC_CLIPDIST;
            gs_output_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_CLIP_DIST1:
            gs_output_semantic_name[slot] = TGSI_SEMANTIC_CLIPDIST;
            gs_output_semantic_index[slot] = 1;
            break;
         case VARYING_SLOT_LAYER:
            gs_output_semantic_name[slot] = TGSI_SEMANTIC_LAYER;
            gs_output_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_PRIMITIVE_ID:
            gs_output_semantic_name[slot] = TGSI_SEMANTIC_PRIMID;
            gs_output_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_VIEWPORT:
            gs_output_semantic_name[slot] = TGSI_SEMANTIC_VIEWPORT_INDEX;
            gs_output_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_TEX0:
         case VARYING_SLOT_TEX1:
         case VARYING_SLOT_TEX2:
         case VARYING_SLOT_TEX3:
         case VARYING_SLOT_TEX4:
         case VARYING_SLOT_TEX5:
         case VARYING_SLOT_TEX6:
         case VARYING_SLOT_TEX7:
            if (st->needs_texcoord_semantic) {
               gs_output_semantic_name[slot] = TGSI_SEMANTIC_TEXCOORD;
               gs_output_semantic_index[slot] = attr - VARYING_SLOT_TEX0;
               break;
            }
            /* fall through */
         case VARYING_SLOT_VAR0:
         default:
            assert(slot < ARRAY_SIZE(gs_output_semantic_name));
            assert(attr >= VARYING_SLOT_VAR0);
            gs_output_semantic_name[slot] = TGSI_SEMANTIC_GENERIC;
            gs_output_semantic_index[slot] =
               st_get_generic_varying_index(st, attr);
         break;
         }
      }
   }

   ureg_property(ureg, TGSI_PROPERTY_GS_INPUT_PRIM, stgp->Base.InputType);
   ureg_property(ureg, TGSI_PROPERTY_GS_OUTPUT_PRIM, stgp->Base.OutputType);
   ureg_property(ureg, TGSI_PROPERTY_GS_MAX_OUTPUT_VERTICES,
                 stgp->Base.VerticesOut);
   ureg_property(ureg, TGSI_PROPERTY_GS_INVOCATIONS, stgp->Base.Invocations);

   st_translate_program(st->ctx,
                        TGSI_PROCESSOR_GEOMETRY,
                        ureg,
                        stgp->glsl_to_tgsi,
                        &stgp->Base.Base,
                        /* inputs */
                        gs_num_inputs,
                        inputMapping,
                        input_semantic_name,
                        input_semantic_index,
                        NULL,
                        NULL,
                        /* outputs */
                        gs_num_outputs,
                        outputMapping,
                        gs_output_semantic_name,
                        gs_output_semantic_index,
                        FALSE,
                        FALSE);

   state.tokens = ureg_get_tokens(ureg, NULL);
   ureg_destroy(ureg);

   st_translate_stream_output_info(stgp->glsl_to_tgsi,
                                   outputMapping,
                                   &state.stream_output);

   if ((ST_DEBUG & DEBUG_TGSI) && (ST_DEBUG & DEBUG_MESA)) {
      _mesa_print_program(&stgp->Base.Base);
      debug_printf("\n");
   }

   if (ST_DEBUG & DEBUG_TGSI) {
      tgsi_dump(state.tokens, 0);
      debug_printf("\n");
   }

   /* fill in new variant */
   gpv->driver_shader = pipe->create_gs_state(pipe, &state);
   gpv->key = *key;

   ureg_free_tokens(state.tokens);
   return gpv;
}
コード例 #3
0
/**
 * Translate a geometry program to create a new variant.
 */
static struct st_gp_variant *
st_translate_geometry_program(struct st_context *st,
                              struct st_geometry_program *stgp,
                              const struct st_gp_variant_key *key)
{
   GLuint inputMapping[VARYING_SLOT_MAX];
   GLuint outputMapping[VARYING_SLOT_MAX];
   struct pipe_context *pipe = st->pipe;
   GLuint attr;
   GLbitfield64 inputsRead;
   GLuint vslot = 0;
   GLuint num_generic = 0;

   uint gs_num_inputs = 0;
   uint gs_builtin_inputs = 0;
   uint gs_array_offset = 0;

   ubyte gs_output_semantic_name[PIPE_MAX_SHADER_OUTPUTS];
   ubyte gs_output_semantic_index[PIPE_MAX_SHADER_OUTPUTS];
   uint gs_num_outputs = 0;

   GLint i;
   GLuint maxSlot = 0;
   struct ureg_program *ureg;

   struct st_gp_variant *gpv;

   gpv = CALLOC_STRUCT(st_gp_variant);
   if (!gpv)
      return NULL;

   _mesa_remove_output_reads(&stgp->Base.Base, PROGRAM_OUTPUT);

   ureg = ureg_create( TGSI_PROCESSOR_GEOMETRY );
   if (ureg == NULL) {
      free(gpv);
      return NULL;
   }

   /* which vertex output goes to the first geometry input */
   vslot = 0;

   memset(inputMapping, 0, sizeof(inputMapping));
   memset(outputMapping, 0, sizeof(outputMapping));

   /*
    * Convert Mesa program inputs to TGSI input register semantics.
    */
   inputsRead = stgp->Base.Base.InputsRead;
   for (attr = 0; attr < VARYING_SLOT_MAX; attr++) {
      if ((inputsRead & BITFIELD64_BIT(attr)) != 0) {
         const GLuint slot = gs_num_inputs;

         gs_num_inputs++;

         inputMapping[attr] = slot;

         stgp->input_map[slot + gs_array_offset] = vslot - gs_builtin_inputs;
         stgp->input_to_index[attr] = vslot;
         stgp->index_to_input[vslot] = attr;
         ++vslot;

         if (attr != VARYING_SLOT_PRIMITIVE_ID) {
            gs_array_offset += 2;
         } else
            ++gs_builtin_inputs;

#if 0
         debug_printf("input map at %d = %d\n",
                      slot + gs_array_offset, stgp->input_map[slot + gs_array_offset]);
#endif

         switch (attr) {
         case VARYING_SLOT_PRIMITIVE_ID:
            stgp->input_semantic_name[slot] = TGSI_SEMANTIC_PRIMID;
            stgp->input_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_POS:
            stgp->input_semantic_name[slot] = TGSI_SEMANTIC_POSITION;
            stgp->input_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_COL0:
            stgp->input_semantic_name[slot] = TGSI_SEMANTIC_COLOR;
            stgp->input_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_COL1:
            stgp->input_semantic_name[slot] = TGSI_SEMANTIC_COLOR;
            stgp->input_semantic_index[slot] = 1;
            break;
         case VARYING_SLOT_FOGC:
            stgp->input_semantic_name[slot] = TGSI_SEMANTIC_FOG;
            stgp->input_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_TEX0:
            stgp->input_semantic_name[slot] = TGSI_SEMANTIC_GENERIC;
            stgp->input_semantic_index[slot] = num_generic++;
            break;
         case VARYING_SLOT_VAR0:
            /* fall-through */
         default:
            stgp->input_semantic_name[slot] = TGSI_SEMANTIC_GENERIC;
            stgp->input_semantic_index[slot] = num_generic++;
         }
      }
   }

   /* initialize output semantics to defaults */
   for (i = 0; i < PIPE_MAX_SHADER_OUTPUTS; i++) {
      gs_output_semantic_name[i] = TGSI_SEMANTIC_GENERIC;
      gs_output_semantic_index[i] = 0;
   }

   num_generic = 0;
   /*
    * Determine number of outputs, the (default) output register
    * mapping and the semantic information for each output.
    */
   for (attr = 0; attr < VARYING_SLOT_MAX; attr++) {
      if (stgp->Base.Base.OutputsWritten & BITFIELD64_BIT(attr)) {
         GLuint slot;

         slot = gs_num_outputs;
         gs_num_outputs++;
         outputMapping[attr] = slot;

         switch (attr) {
         case VARYING_SLOT_POS:
            assert(slot == 0);
            gs_output_semantic_name[slot] = TGSI_SEMANTIC_POSITION;
            gs_output_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_COL0:
            gs_output_semantic_name[slot] = TGSI_SEMANTIC_COLOR;
            gs_output_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_COL1:
            gs_output_semantic_name[slot] = TGSI_SEMANTIC_COLOR;
            gs_output_semantic_index[slot] = 1;
            break;
         case VARYING_SLOT_BFC0:
            gs_output_semantic_name[slot] = TGSI_SEMANTIC_BCOLOR;
            gs_output_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_BFC1:
            gs_output_semantic_name[slot] = TGSI_SEMANTIC_BCOLOR;
            gs_output_semantic_index[slot] = 1;
            break;
         case VARYING_SLOT_FOGC:
            gs_output_semantic_name[slot] = TGSI_SEMANTIC_FOG;
            gs_output_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_PSIZ:
            gs_output_semantic_name[slot] = TGSI_SEMANTIC_PSIZE;
            gs_output_semantic_index[slot] = 0;
            break;
         case VARYING_SLOT_TEX0:
         case VARYING_SLOT_TEX1:
         case VARYING_SLOT_TEX2:
         case VARYING_SLOT_TEX3:
         case VARYING_SLOT_TEX4:
         case VARYING_SLOT_TEX5:
         case VARYING_SLOT_TEX6:
         case VARYING_SLOT_TEX7:
            /* fall-through */
         case VARYING_SLOT_VAR0:
            /* fall-through */
         default:
            assert(slot < Elements(gs_output_semantic_name));
            /* use default semantic info */
            gs_output_semantic_name[slot] = TGSI_SEMANTIC_GENERIC;
            gs_output_semantic_index[slot] = num_generic++;
         }
      }
   }

   assert(gs_output_semantic_name[0] == TGSI_SEMANTIC_POSITION);

   /* find max output slot referenced to compute gs_num_outputs */
   for (attr = 0; attr < VARYING_SLOT_MAX; attr++) {
      if (outputMapping[attr] != ~0 && outputMapping[attr] > maxSlot)
         maxSlot = outputMapping[attr];
   }
   gs_num_outputs = maxSlot + 1;

#if 0 /* debug */
   {
      GLuint i;
      printf("outputMapping? %d\n", outputMapping ? 1 : 0);
      if (outputMapping) {
         printf("attr -> slot\n");
         for (i = 0; i < 16;  i++) {
            printf(" %2d       %3d\n", i, outputMapping[i]);
         }
      }
      printf("slot    sem_name  sem_index\n");
      for (i = 0; i < gs_num_outputs; i++) {
         printf(" %2d         %d         %d\n",
                i,
                gs_output_semantic_name[i],
                gs_output_semantic_index[i]);
      }
   }
#endif

   /* free old shader state, if any */
   if (stgp->tgsi.tokens) {
      st_free_tokens(stgp->tgsi.tokens);
      stgp->tgsi.tokens = NULL;
   }

   ureg_property_gs_input_prim(ureg, stgp->Base.InputType);
   ureg_property_gs_output_prim(ureg, stgp->Base.OutputType);
   ureg_property_gs_max_vertices(ureg, stgp->Base.VerticesOut);

   st_translate_mesa_program(st->ctx,
                             TGSI_PROCESSOR_GEOMETRY,
                             ureg,
                             &stgp->Base.Base,
                             /* inputs */
                             gs_num_inputs,
                             inputMapping,
                             stgp->input_semantic_name,
                             stgp->input_semantic_index,
                             NULL,
                             /* outputs */
                             gs_num_outputs,
                             outputMapping,
                             gs_output_semantic_name,
                             gs_output_semantic_index,
                             FALSE,
                             FALSE);

   stgp->num_inputs = gs_num_inputs;
   stgp->tgsi.tokens = ureg_get_tokens( ureg, NULL );
   ureg_destroy( ureg );

   if (stgp->glsl_to_tgsi) {
      st_translate_stream_output_info(stgp->glsl_to_tgsi,
                                      outputMapping,
                                      &stgp->tgsi.stream_output);
   }

   /* fill in new variant */
   gpv->driver_shader = pipe->create_gs_state(pipe, &stgp->tgsi);
   gpv->key = *key;

   if ((ST_DEBUG & DEBUG_TGSI) && (ST_DEBUG & DEBUG_MESA)) {
      _mesa_print_program(&stgp->Base.Base);
      debug_printf("\n");
   }

   if (ST_DEBUG & DEBUG_TGSI) {
      tgsi_dump(stgp->tgsi.tokens, 0);
      debug_printf("\n");
   }

   return gpv;
}