dataSourceAttributeColorSpace.h

//
// Copyright 2023 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_IMAGING_USD_IMAGING_DATA_SOURCE_ATTRIBUTE_COLORSPACE_H
#define PXR_USD_IMAGING_USD_IMAGING_DATA_SOURCE_ATTRIBUTE_COLORSPACE_H
 
#include "pxr/usd/usd/attribute.h"
#include "pxr/usdImaging/usdImaging/api.h"
#include "pxr/imaging/hd/dataSource.h"
#include "pxr/imaging/hd/dataSourceTypeDefs.h"
 
PXR_NAMESPACE_OPEN_SCOPE
 
class UsdImagingDataSourceAttributeColorSpace : public HdTokenDataSource
{
public:
 
    HD_DECLARE_DATASOURCE(UsdImagingDataSourceAttributeColorSpace);
 
    VtValue GetValue(HdSampledDataSource::Time shutterOffset) override
    {
        return VtValue(GetTypedValue(shutterOffset));
    }
 
    TfToken GetTypedValue(HdSampledDataSource::Time shutterOffset) override
    {
        TF_UNUSED(shutterOffset);
        return _usdAttr.GetColorSpace();
    }
 
    bool GetContributingSampleTimesForInterval(
        HdSampledDataSource::Time startTime,
        HdSampledDataSource::Time endTime,
        std::vector<HdSampledDataSource::Time> *outSampleTimes) override
    {
        TF_UNUSED(startTime);
        TF_UNUSED(endTime);
        return false;
    }
 
private:
 
    UsdImagingDataSourceAttributeColorSpace(const UsdAttribute &usdAttr);
 
private:
    UsdAttribute _usdAttr;
};
 
 
PXR_NAMESPACE_CLOSE_SCOPE
 
#endif // PXR_USD_IMAGING_USD_IMAGING_DATA_SOURCE_ATTRIBUTE_COLORSPACE_H