meshUtil.h

// Copyright 2024 The Khronos Group
// SPDX-License-Identifier: Apache-2.0

#pragma once

#include <pxr/imaging/hd/meshUtil.h>
#include <pxr/pxr.h>

#include <pxr/base/vt/array.h>
#include <pxr/base/vt/types.h>
#include <pxr/base/vt/value.h>

#include <pxr/base/tf/token.h>
#include <pxr/usd/sdf/path.h>

PXR_NAMESPACE_OPEN_SCOPE

class HdAnariMeshUtil : public HdMeshUtil
{
 public:
  using HdMeshUtil::HdMeshUtil;

  // Gather per face primvar after a triangulation or quadrangulation
  bool GatherPerFacePrimvar(const SdfPath &id,
      const TfToken &pvname,
      VtValue value,
      VtIntArray primitiveParameters,
      VtValue *mappedPrimvar) const;

 private:
  // Gather per face primvar after a triangulation or quadrangulation
  template <typename T>
  static void GatherPerFacePrimVar(VtIntArray const &primitiveParams,
      void const *sourceUntyped,
      VtValue *mappedPrimvar);
};

PXR_NAMESPACE_CLOSE_SCOPE