1 files changed, 54 insertions, 0 deletions
diff --git a/intern/cycles/hydra/geometry.h b/intern/cycles/hydra/geometry.h
new file mode 100644
index 00000000000..1a516ed691d
--- /dev/null
+++ b/intern/cycles/hydra/geometry.h
@@ -0,0 +1,54 @@
+/* SPDX-License-Identifier: Apache-2.0
+ * Copyright 2022 NVIDIA Corporation
+ * Copyright 2022 Blender Foundation */
+
+#pragma once
+
+#include "hydra/config.h"
+
+#include <pxr/imaging/hd/rprim.h>
+
+HDCYCLES_NAMESPACE_OPEN_SCOPE
+
+template<typename Base, typename CyclesBase> class HdCyclesGeometry : public Base {
+ public:
+  HdCyclesGeometry(const PXR_NS::SdfPath &rprimId
+#if PXR_VERSION < 2102
+                   ,
+                   const PXR_NS::SdfPath &instancerId
+#endif
+  );
+
+  void Sync(PXR_NS::HdSceneDelegate *sceneDelegate,
+            PXR_NS::HdRenderParam *renderParam,
+            PXR_NS::HdDirtyBits *dirtyBits,
+            const PXR_NS::TfToken &reprToken) override;
+
+  PXR_NS::HdDirtyBits GetInitialDirtyBitsMask() const override;
+
+  virtual void Finalize(PXR_NS::HdRenderParam *renderParam) override;
+
+ protected:
+  void _InitRepr(const PXR_NS::TfToken &reprToken, PXR_NS::HdDirtyBits *dirtyBits) override;
+
+  PXR_NS::HdDirtyBits _PropagateDirtyBits(PXR_NS::HdDirtyBits bits) const override;
+
+  virtual void Populate(PXR_NS::HdSceneDelegate *sceneDelegate,
+                        PXR_NS::HdDirtyBits dirtyBits,
+                        bool &rebuild) = 0;
+
+  PXR_NS::HdInterpolation GetPrimvarInterpolation(PXR_NS::HdSceneDelegate *sceneDelegate,
+                                                  const PXR_NS::TfToken &name) const;
+
+  CyclesBase *_geom = nullptr;
+  std::vector<CCL_NS::Object *> _instances;
+
+ private:
+  void Initialize(PXR_NS::HdRenderParam *renderParam);
+
+  void InitializeInstance(int index);
+
+  PXR_NS::GfMatrix4d _geomTransform;
+};
+
+HDCYCLES_NAMESPACE_CLOSE_SCOPE