i965/gs: Add a case to brwNewProgram() for geometry shaders.
[mesa.git] / src / mesa / drivers / dri / i965 / brw_vs_surface_state.c
index 5f94bda9158bac14166864324fad644682f0084b..4577e76912250e2b6606d8343168f13751dc5252 100644 (file)
 static void
 brw_upload_vs_pull_constants(struct brw_context *brw)
 {
-   struct gl_context *ctx = &brw->intel.ctx;
-   struct intel_context *intel = &brw->intel;
    /* BRW_NEW_VERTEX_PROGRAM */
    struct brw_vertex_program *vp =
       (struct brw_vertex_program *) brw->vertex_program;
-   const struct gl_program_parameter_list *params = vp->program.Base.Parameters;
    int i;
 
-   if (vp->program.IsNVProgram)
-      _mesa_load_tracked_matrices(ctx);
-
    /* Updates the ParamaterValues[i] pointers for all parameters of the
     * basic type of PROGRAM_STATE_VAR.
     */
-   _mesa_load_state_parameters(&brw->intel.ctx, vp->program.Base.Parameters);
+   _mesa_load_state_parameters(&brw->ctx, vp->program.Base.Parameters);
 
    /* CACHE_NEW_VS_PROG */
-   if (!brw->vs.prog_data->nr_pull_params) {
+   if (!brw->vs.prog_data->base.nr_pull_params) {
       if (brw->vs.const_bo) {
         drm_intel_bo_unreference(brw->vs.const_bo);
         brw->vs.const_bo = NULL;
+        brw->vs.surf_offset[SURF_INDEX_VERT_CONST_BUFFER] = 0;
         brw->state.dirty.brw |= BRW_NEW_VS_CONSTBUF;
       }
       return;
@@ -72,19 +67,20 @@ brw_upload_vs_pull_constants(struct brw_context *brw)
 
    /* _NEW_PROGRAM_CONSTANTS */
    drm_intel_bo_unreference(brw->vs.const_bo);
-   brw->vs.const_bo = drm_intel_bo_alloc(intel->bufmgr, "vp_const_buffer",
-                                        brw->vs.prog_data->nr_pull_params * 4,
-                                        64);
+   uint32_t size = brw->vs.prog_data->base.nr_pull_params * 4;
+   brw->vs.const_bo = drm_intel_bo_alloc(brw->bufmgr, "vp_const_buffer",
+                                        size, 64);
 
    drm_intel_gem_bo_map_gtt(brw->vs.const_bo);
-   for (i = 0; i < brw->vs.prog_data->nr_pull_params; i++) {
+   for (i = 0; i < brw->vs.prog_data->base.nr_pull_params; i++) {
       memcpy(brw->vs.const_bo->virtual + i * 4,
-            brw->vs.prog_data->pull_param[i],
+            brw->vs.prog_data->base.pull_param[i],
             4);
    }
 
    if (0) {
-      for (i = 0; i < params->NumParameters; i++) {
+      for (i = 0; i < ALIGN(brw->vs.prog_data->base.nr_pull_params, 4) / 4;
+           i++) {
         float *row = (float *)brw->vs.const_bo->virtual + i * 4;
         printf("vs const surface %3d: %4.3f %4.3f %4.3f %4.3f\n",
                i, row[0], row[1], row[2], row[3]);
@@ -92,98 +88,94 @@ brw_upload_vs_pull_constants(struct brw_context *brw)
    }
 
    drm_intel_gem_bo_unmap_gtt(brw->vs.const_bo);
+
+   const int surf = SURF_INDEX_VERT_CONST_BUFFER;
+   brw->vtbl.create_constant_surface(brw, brw->vs.const_bo, 0, size,
+                                     &brw->vs.surf_offset[surf], false);
+
    brw->state.dirty.brw |= BRW_NEW_VS_CONSTBUF;
 }
 
-const struct brw_tracked_state brw_vs_constants = {
+const struct brw_tracked_state brw_vs_pull_constants = {
    .dirty = {
       .mesa = (_NEW_PROGRAM_CONSTANTS),
-      .brw = (BRW_NEW_VERTEX_PROGRAM),
+      .brw = (BRW_NEW_BATCH | BRW_NEW_VERTEX_PROGRAM),
       .cache = CACHE_NEW_VS_PROG,
    },
    .emit = brw_upload_vs_pull_constants,
 };
 
-/**
- * Update the surface state for a VS constant buffer.
- *
- * Sets brw->vs.surf_bo[surf] and brw->vp->const_buffer.
- */
 static void
-brw_update_vs_constant_surface( struct gl_context *ctx,
-                                GLuint surf)
+brw_upload_vs_ubo_surfaces(struct brw_context *brw)
 {
-   struct brw_context *brw = brw_context(ctx);
-   struct intel_context *intel = &brw->intel;
-   struct brw_vertex_program *vp =
-      (struct brw_vertex_program *) brw->vertex_program;
-   const struct gl_program_parameter_list *params = vp->program.Base.Parameters;
-
-   assert(surf == 0);
+   struct gl_context *ctx = &brw->ctx;
+   /* _NEW_PROGRAM */
+   struct gl_shader_program *prog = ctx->Shader.CurrentVertexProgram;
 
-   /* If there's no constant buffer, then no surface BO is needed to point at
-    * it.
-    */
-   if (brw->vs.const_bo == NULL) {
-      brw->vs.surf_offset[surf] = 0;
+   if (!prog)
       return;
-   }
 
-   intel->vtbl.create_constant_surface(brw, brw->vs.const_bo,
-                                      params->NumParameters,
-                                      &brw->vs.surf_offset[surf]);
+   brw_upload_ubo_surfaces(brw, prog->_LinkedShaders[MESA_SHADER_VERTEX],
+                          &brw->vs.surf_offset[SURF_INDEX_VS_UBO(0)]);
 }
 
+const struct brw_tracked_state brw_vs_ubo_surfaces = {
+   .dirty = {
+      .mesa = _NEW_PROGRAM,
+      .brw = BRW_NEW_BATCH | BRW_NEW_UNIFORM_BUFFER,
+      .cache = 0,
+   },
+   .emit = brw_upload_vs_ubo_surfaces,
+};
+
 /**
- * Vertex shader surfaces (constant buffer).
- *
- * This consumes the state updates for the constant buffer needing
- * to be updated, and produces BRW_NEW_NR_VS_SURFACES for the VS unit and
- * CACHE_NEW_SURF_BIND for the binding table upload.
+ * Constructs the binding table for the WM surface state, which maps unit
+ * numbers to surface state objects.
  */
 static void
-brw_upload_vs_surfaces(struct brw_context *brw)
+brw_vs_upload_binding_table(struct brw_context *brw)
 {
-   struct gl_context *ctx = &brw->intel.ctx;
    uint32_t *bind;
    int i;
-   int nr_surfaces = 0;
 
-   /* BRW_NEW_VS_CONSTBUF */
-   if (brw->vs.const_bo) {
-      nr_surfaces = 1;
-      brw_update_vs_constant_surface(ctx, SURF_INDEX_VERT_CONST_BUFFER);
+   if (INTEL_DEBUG & DEBUG_SHADER_TIME) {
+      gen7_create_shader_time_surface(brw, &brw->vs.surf_offset[SURF_INDEX_VS_SHADER_TIME]);
    }
 
-   if (nr_surfaces != 0) {
-      bind = brw_state_batch(brw, AUB_TRACE_SURFACE_STATE,
-                            sizeof(uint32_t) * nr_surfaces,
-                            32, &brw->vs.bind_bo_offset);
-
-      for (i = 0; i < nr_surfaces; i++) {
-        /* BRW_NEW_VS_CONSTBUF */
-        bind[i] = brw->vs.surf_offset[i];
-      }
-      brw->state.dirty.brw |= BRW_NEW_VS_BINDING_TABLE;
-   } else {
-      if (brw->vs.bind_bo_offset) {
+   /* CACHE_NEW_VS_PROG: Skip making a binding table if we don't use textures or
+    * pull constants.
+    */
+   const unsigned entries = brw->vs.prog_data->base.binding_table_size;
+   if (entries == 0) {
+      if (brw->vs.bind_bo_offset != 0) {
         brw->state.dirty.brw |= BRW_NEW_VS_BINDING_TABLE;
         brw->vs.bind_bo_offset = 0;
       }
+      return;
    }
 
-   if (brw->vs.nr_surfaces != nr_surfaces) {
-      brw->state.dirty.brw |= BRW_NEW_NR_VS_SURFACES;
-      brw->vs.nr_surfaces = nr_surfaces;
+   /* Might want to calculate nr_surfaces first, to avoid taking up so much
+    * space for the binding table.
+    */
+   bind = brw_state_batch(brw, AUB_TRACE_BINDING_TABLE,
+                         sizeof(uint32_t) * entries,
+                         32, &brw->vs.bind_bo_offset);
+
+   /* BRW_NEW_SURFACES and BRW_NEW_VS_CONSTBUF */
+   for (i = 0; i < entries; i++) {
+      bind[i] = brw->vs.surf_offset[i];
    }
+
+   brw->state.dirty.brw |= BRW_NEW_VS_BINDING_TABLE;
 }
 
-const struct brw_tracked_state brw_vs_surfaces = {
+const struct brw_tracked_state brw_vs_binding_table = {
    .dirty = {
       .mesa = 0,
-      .brw = (BRW_NEW_VS_CONSTBUF |
-             BRW_NEW_BATCH),
-      .cache = 0
+      .brw = (BRW_NEW_BATCH |
+             BRW_NEW_VS_CONSTBUF |
+             BRW_NEW_SURFACES),
+      .cache = CACHE_NEW_VS_PROG
    },
-   .emit = brw_upload_vs_surfaces,
+   .emit = brw_vs_upload_binding_table,
 };