//
//   Copyright 2021 Pixar
//
//   Licensed under the Apache License, Version 2.0 (the "Apache License")
//   with the following modification; you may not use this file except in
//   compliance with the Apache License and the following modification to it:
//   Section 6. Trademarks. is deleted and replaced with:
//
//   6. Trademarks. This License does not grant permission to use the trade
//      names, trademarks, service marks, or product names of the Licensor
//      and its affiliates, except as required to comply with Section 4(c) of
//      the License and to reproduce the content of the NOTICE file.
//
//   You may obtain a copy of the Apache License at
//
//       http://www.apache.org/licenses/LICENSE-2.0
//
//   Unless required by applicable law or agreed to in writing, software
//   distributed under the Apache License with the above modification is
//   distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
//   KIND, either express or implied. See the Apache License for the specific
//   language governing permissions and limitations under the Apache License.
//

#ifndef OPENSUBDIV3_BFR_IRREGULAR_PATCH_TYPE_H
#define OPENSUBDIV3_BFR_IRREGULAR_PATCH_TYPE_H

#include "../version.h"

#include <memory>

namespace OpenSubdiv {
namespace OPENSUBDIV_VERSION {

namespace Bfr {

//
//  This header was intended to contain an abstract class providing the
//  common interface to potentially more than one representations of the
//  irregular patches.  But given only one implementation exists -- the
//  PatchTree -- that level of abstraction has been deferred.
//
//  So this header serves to encapsulate the forward declaration of that
//  single representation, along with related typedefs for internal use.
//
class PatchTree;

namespace internal {

    typedef PatchTree IrregularPatchType;

    typedef std::shared_ptr<const IrregularPatchType> IrregularPatchSharedPtr;

} // end namespace internal

} // end namespace Bfr

} // end namespace OPENSUBDIV_VERSION
using namespace OPENSUBDIV_VERSION;

} // end namespace OpenSubdiv

#endif /* OPENSUBDIV3_BFR_IRREGULAR_PATCH_TYPE */
