authoring.h

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//
// Copyright 2016 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 PXR_USD_USD_UTILS_AUTHORING_H
#define PXR_USD_USD_UTILS_AUTHORING_H


#include "pxr/pxr.h"

#include "pxr/base/tf/hashset.h"

#include "pxr/usd/usd/collectionAPI.h"
#include "pxr/usd/usd/stage.h"
#include "pxr/usd/usdUtils/api.h"
#include "pxr/usd/sdf/declareHandles.h"

PXR_NAMESPACE_OPEN_SCOPE

SDF_DECLARE_HANDLES(SdfLayer);

USDUTILS_API
bool UsdUtilsCopyLayerMetadata(const SdfLayerHandle &source,
                               const SdfLayerHandle &destination,
                               bool skipSublayers = false,
                               bool bakeUnauthoredFallbacks = false);

using UsdUtilsPathHashSet = TfHashSet<SdfPath, SdfPath::Hash>;


USDUTILS_API
bool UsdUtilsComputeCollectionIncludesAndExcludes(
    const SdfPathSet &includedRootPaths, 
    const UsdStageWeakPtr &usdStage,
    SdfPathVector *pathsToInclude, 
    SdfPathVector *pathsToExclude,
    double minInclusionRatio=0.75,
    const unsigned int maxNumExcludesBelowInclude=5u,
    const unsigned int minIncludeExcludeCollectionSize=3u,
    const UsdUtilsPathHashSet &pathsToIgnore=UsdUtilsPathHashSet());

USDUTILS_API
UsdCollectionAPI UsdUtilsAuthorCollection(
    const TfToken &collectionName, 
    const UsdPrim &usdPrim, 
    const SdfPathVector &pathsToInclude,
    const SdfPathVector &pathsToExclude=SdfPathVector());

USDUTILS_API
std::vector<UsdCollectionAPI> UsdUtilsCreateCollections(
    const std::vector<std::pair<TfToken, SdfPathSet>> &assignments,
    const UsdPrim &usdPrim,
    const double minInclusionRatio=0.75,
    const unsigned int maxNumExcludesBelowInclude=5u,
    const unsigned int minIncludeExcludeCollectionSize=3u);


USDUTILS_API
SdfLayerHandleVector UsdUtilsGetDirtyLayers(UsdStagePtr stage,
                                            bool includeClipLayers = true);

PXR_NAMESPACE_CLOSE_SCOPE

#endif /* PXR_USD_USD_UTILS_AUTHORING_H */