source/blender/render/hydra/preview_engine.cc

@@ -10,11 +10,9 @@ namespace blender::render::hydra {
 void PreviewEngine::render(Depsgraph *depsgraph)
 {
   prepare_for_render(depsgraph);
+  render_task_delegate_->set_renderer_aov(pxr::HdAovTokens->color);
 
-  {
+  engine_->Execute(render_index_.get(), &tasks_);
-    /* Release the GIL before calling into hydra, in case any hydra plugins call into python. */
-    engine_->Execute(render_index_.get(), &tasks_);
-  }
 
   std::vector<float> &pixels = render_images_["Combined"];
   while (true) {

source/blender/render/hydra/scene_delegate/light.cc

@@ -24,7 +24,7 @@ LightData::LightData(BlenderSceneDelegate *scene_delegate,
 
 void LightData::init()
 {
-  ID_LOG(1, "");
+  OBJ_LOG(1, "");
 
   Light *light = (Light *)object->data;
   data_.clear();
@@ -97,13 +97,13 @@ void LightData::init()
 
 void LightData::insert()
 {
-  ID_LOG(1, "");
+  OBJ_LOG(1, "");
   scene_delegate_->GetRenderIndex().InsertSprim(prim_type_, scene_delegate_, prim_id);
 }
 
 void LightData::remove()
 {
-  CLOG_INFO(LOG_RENDER_HYDRA_SCENE, 1, "%s", prim_id.GetText());
+  ID_LOG(1, "");
   scene_delegate_->GetRenderIndex().RemoveSprim(prim_type_, prim_id);
 }
 
@@ -127,13 +127,13 @@ void LightData::update()
   }
   if (bits != pxr::HdChangeTracker::Clean) {
     scene_delegate_->GetRenderIndex().GetChangeTracker().MarkSprimDirty(prim_id, bits);
-    ID_LOG(1, "");
+    OBJ_LOG(1, "");
   }
 }
 
 pxr::VtValue LightData::get_data(pxr::TfToken const &key) const
 {
-  ID_LOG(3, "%s", key.GetText());
+  OBJ_LOG(3, "%s", key.GetText());
   auto it = data_.find(key);
   if (it != data_.end()) {
     return pxr::VtValue(it->second);

source/blender/render/hydra/scene_delegate/light.h

@@ -28,7 +28,7 @@ class LightData : public ObjectData {
 
   pxr::VtValue get_data(pxr::TfToken const &key) const override;
 
- private:
+ protected:
   pxr::TfToken prim_type(Light *light);
 
   std::map<pxr::TfToken, pxr::VtValue> data_;

source/blender/render/hydra/scene_delegate/object.h

@@ -46,4 +46,12 @@ using ObjectDataMap = Map<pxr::SdfPath, std::unique_ptr<ObjectData>>;
 
 pxr::GfMatrix4d gf_matrix_from_transform(float m[4][4]);
 
+#define OBJ_LOG(level, msg, ...) \
+  CLOG_INFO(LOG_RENDER_HYDRA_SCENE, \
+            level, \
+            "%s (%s): " msg, \
+            prim_id.GetText(), \
+            object ? object->id.name : "", \
+            ##__VA_ARGS__);
+
 }  // namespace blender::render::hydra

source/blender/render/hydra/scene_delegate/world.cc

@@ -33,14 +33,13 @@
 namespace blender::render::hydra {
 
 WorldData::WorldData(BlenderSceneDelegate *scene_delegate, pxr::SdfPath const &prim_id)
-    : IdData(scene_delegate, prim_id)
+    : LightData(scene_delegate, nullptr, prim_id)
 {
+  prim_type_ = pxr::HdPrimTypeTokens->domeLight;
 }
 
 void WorldData::init()
 {
-  write_transform();
-
   data_.clear();
   data_[pxr::UsdLuxTokens->orientToStageUpAxis] = true;
 
@@ -51,7 +50,7 @@ void WorldData::init()
 
   if (scene_delegate_->shading_settings.use_scene_world) {
     World *world = scene_delegate_->scene->world;
-    CLOG_INFO(LOG_RENDER_HYDRA_SCENE, 1, "%s: %s", prim_id.GetText(), world->id.name);
+    ID_LOG(1, "%s", world->id.name);
 
     exposure = world->exposure;
     if (world->use_nodes) {
@@ -115,21 +114,13 @@ void WorldData::init()
     }
   }
   else {
-    CLOG_INFO(LOG_RENDER_HYDRA_SCENE,
+    ID_LOG(1, "studiolight: %s", scene_delegate_->shading_settings.studiolight_name.c_str());
-              1,
-              "%s: studiolight: %s",
-              prim_id.GetText(),
-              scene_delegate_->shading_settings.studiolight_name.c_str());
 
     StudioLight *sl = BKE_studiolight_find(
         scene_delegate_->shading_settings.studiolight_name.c_str(),
         STUDIOLIGHT_ORIENTATIONS_MATERIAL_MODE);
     if (sl != NULL && sl->flag & STUDIOLIGHT_TYPE_WORLD) {
       texture_file = pxr::SdfAssetPath(sl->filepath, sl->filepath);
-      transform *= pxr::GfMatrix4d(
-          pxr::GfRotation(pxr::GfVec3d(0.0, 0.0, -1.0),
-                          RAD2DEGF(scene_delegate_->shading_settings.studiolight_rotation)),
-          pxr::GfVec3d());
       /* coefficient to follow Cycles result */
       intensity = scene_delegate_->shading_settings.studiolight_intensity / 2;
     }
@@ -139,45 +130,27 @@ void WorldData::init()
   data_[pxr::HdLightTokens->exposure] = exposure;
   data_[pxr::HdLightTokens->color] = color;
   data_[pxr::HdLightTokens->textureFile] = texture_file;
-}
 
-void WorldData::insert()
+  write_transform();
-{
-  CLOG_INFO(LOG_RENDER_HYDRA_SCENE, 1, "%s", prim_id.GetText());
-  scene_delegate_->GetRenderIndex().InsertSprim(
-      pxr::HdPrimTypeTokens->domeLight, scene_delegate_, prim_id);
-}
-
-void WorldData::remove()
-{
-  CLOG_INFO(LOG_RENDER_HYDRA_SCENE, 1, "%s", prim_id.GetText());
-  scene_delegate_->GetRenderIndex().RemoveSprim(pxr::HdPrimTypeTokens->domeLight, prim_id);
 }
 
 void WorldData::update()
 {
-  CLOG_INFO(LOG_RENDER_HYDRA_SCENE, 1, "%s", prim_id.GetText());
+  ID_LOG(1, "");
   init();
   scene_delegate_->GetRenderIndex().GetChangeTracker().MarkSprimDirty(prim_id,
                                                                       pxr::HdLight::AllDirty);
 }
 
-pxr::VtValue WorldData::get_data(pxr::TfToken const &key) const
-{
-  auto it = data_.find(key);
-  if (it != data_.end()) {
-    CLOG_INFO(LOG_RENDER_HYDRA_SCENE, 3, "%s: %s", prim_id.GetText(), key.GetText());
-    return pxr::VtValue(it->second);
-  }
-  return pxr::VtValue();
-}
-
 void WorldData::write_transform()
 {
-  transform = pxr::GfMatrix4d(pxr::GfRotation(pxr::GfVec3d(1.0, 0.0, 0.0), -90), pxr::GfVec3d());
+  transform = pxr::GfMatrix4d().SetRotate(pxr::GfRotation(pxr::GfVec3d(1.0, 0.0, 0.0), 90.0)) *
-
+              pxr::GfMatrix4d().SetRotate(pxr::GfRotation(pxr::GfVec3d(0.0, 0.0, 1.0), 90.0));
-  transform *= pxr::GfMatrix4d(pxr::GfRotation(pxr::GfVec3d(1.0, 0.0, 0.0), -180), pxr::GfVec3d());
+  if (!scene_delegate_->shading_settings.use_scene_world) {
-  transform *= pxr::GfMatrix4d(pxr::GfRotation(pxr::GfVec3d(0.0, 0.0, 1.0), 90.0), pxr::GfVec3d());
+    transform *= pxr::GfMatrix4d().SetRotate(
+        pxr::GfRotation(pxr::GfVec3d(0.0, 0.0, -1.0),
+                        RAD2DEGF(scene_delegate_->shading_settings.studiolight_rotation)));
+  }
 }
 
 }  // namespace blender::render::hydra

source/blender/render/hydra/scene_delegate/world.h

@@ -14,28 +14,19 @@
 #include "DNA_view3d_types.h"
 #include "DNA_world_types.h"
 
-#include "id.h"
+#include "light.h"
 
 namespace blender::render::hydra {
 
-class WorldData : public IdData {
+class WorldData : public LightData {
  public:
   WorldData(BlenderSceneDelegate *scene_delegate, pxr::SdfPath const &prim_id);
 
   void init() override;
-  void insert() override;
-  void remove() override;
   void update() override;
-  void update(World *world);
 
-  pxr::VtValue get_data(pxr::TfToken const &key) const override;
+ protected:
-
+  void write_transform() override;
-  pxr::GfMatrix4d transform;
-
- private:
-  void write_transform();
-
-  std::map<pxr::TfToken, pxr::VtValue> data_;
 };
 
 }  // namespace blender::render::hydra