subdivTags.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_IMAGING_PX_OSD_SUBDIV_TAGS_H
#define PXR_IMAGING_PX_OSD_SUBDIV_TAGS_H


#include "pxr/pxr.h"
#include "pxr/imaging/pxOsd/api.h"
#include "pxr/base/vt/array.h"
#include "pxr/base/tf/token.h"

#include <iosfwd>

PXR_NAMESPACE_OPEN_SCOPE


class PxOsdSubdivTags {

public:

    PxOsdSubdivTags() = default;
    PxOsdSubdivTags(PxOsdSubdivTags const&) = default;
    PxOsdSubdivTags(PxOsdSubdivTags&&) = default;
    PxOsdSubdivTags& operator=(PxOsdSubdivTags const&) = default;
    PxOsdSubdivTags& operator=(PxOsdSubdivTags&&) = default;

    PxOsdSubdivTags(
        const TfToken& vertexInterpolationRule,
        const TfToken& faceVaryingInterpolationRule,
        const TfToken& creaseMethod,
        const TfToken& triangleSubdivision,
        const VtIntArray& creaseIndices,
        const VtIntArray& creaseLengths,
        const VtFloatArray& creaseWeights,
        const VtIntArray& cornerIndices,
        const VtFloatArray& cornerWeights)
        : _vtxInterpolationRule(vertexInterpolationRule)
        , _fvarInterpolationRule(faceVaryingInterpolationRule)
        , _creaseMethod(creaseMethod)
        , _trianglesSubdivision(triangleSubdivision)
        , _creaseIndices(creaseIndices)
        , _creaseLengths(creaseLengths)
        , _creaseWeights(creaseWeights)
        , _cornerIndices(cornerIndices)
        , _cornerWeights(cornerWeights) {}

    TfToken GetVertexInterpolationRule() const {
        return _vtxInterpolationRule;
    }

    void SetVertexInterpolationRule(TfToken vtxInterp) {
        _vtxInterpolationRule = vtxInterp;
    }

    TfToken GetFaceVaryingInterpolationRule() const {
        return _fvarInterpolationRule;
    }

    void SetFaceVaryingInterpolationRule(TfToken fvarInterp) {
       _fvarInterpolationRule = fvarInterp;
    }

    TfToken GetCreaseMethod() const {
        return _creaseMethod;
    }

    void SetCreaseMethod(TfToken creaseMethod) {
        _creaseMethod = creaseMethod;
    }

    TfToken GetTriangleSubdivision() const {
        return _trianglesSubdivision;
    }

    void SetTriangleSubdivision(TfToken triangleSubdivision) {
        _trianglesSubdivision = triangleSubdivision;
    }



    VtIntArray const &GetCreaseIndices() const {
        return _creaseIndices;
    }

    void SetCreaseIndices(VtIntArray const &creaseIndices) {
        _creaseIndices = creaseIndices;
    }

    VtIntArray const &GetCreaseLengths() const {
        return _creaseLengths;
    }

    void SetCreaseLengths(VtIntArray const &creaseLengths) {
        _creaseLengths = creaseLengths;
    }

    VtFloatArray const &GetCreaseWeights() const {
        return _creaseWeights;
    }

    void SetCreaseWeights(VtFloatArray const &creaseWeights) {
        _creaseWeights = creaseWeights;
    }



    VtIntArray const &GetCornerIndices() const {
        return _cornerIndices;
    }

    void SetCornerIndices(VtIntArray const &cornerIndices) {
        _cornerIndices = cornerIndices;
    }

    VtFloatArray const &GetCornerWeights() const {
        return _cornerWeights;
    }

    void SetCornerWeights(VtFloatArray const &cornerWeights) {
        _cornerWeights = cornerWeights;
    }

    typedef size_t ID;

    PXOSD_API
    ID ComputeHash() const;

private:

    // note: if you're going to add more members, make sure
    // ComputeHash will be updated too.

    TfToken _vtxInterpolationRule,
            _fvarInterpolationRule,
            _creaseMethod,
            _trianglesSubdivision;

    VtIntArray   _creaseIndices,
                 _creaseLengths;
    VtFloatArray _creaseWeights;

    VtIntArray   _cornerIndices;
    VtFloatArray _cornerWeights;
};

PXOSD_API
std::ostream& operator<<(std::ostream &out, PxOsdSubdivTags const &);
PXOSD_API
bool operator==(const PxOsdSubdivTags& lhs, const PxOsdSubdivTags& rhs);
PXOSD_API
bool operator!=(const PxOsdSubdivTags& lhs, const PxOsdSubdivTags& rhs);


PXR_NAMESPACE_CLOSE_SCOPE

#endif // PXR_IMAGING_PX_OSD_SUBDIV_TAGS_H