dataSourcePoints.h

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//
// Copyright 2022 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:
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//
// 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.
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// You may obtain a copy of the Apache License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
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#ifndef PXR_USD_IMAGING_USD_IMAGING_DATA_SOURCE_POINTS_H
#define PXR_USD_IMAGING_USD_IMAGING_DATA_SOURCE_POINTS_H

#include "pxr/usdImaging/usdImaging/dataSourceGprim.h"
#include "pxr/usdImaging/usdImaging/dataSourceStageGlobals.h"

#include "pxr/imaging/hd/dataSource.h"

PXR_NAMESPACE_OPEN_SCOPE

/// \class UsdImagingDataSourcePointsPrim
///
/// A prim data source representing a UsdGeomPoints prim. 
///
class UsdImagingDataSourcePointsPrim : public UsdImagingDataSourceGprim
{
public:
    HD_DECLARE_DATASOURCE(UsdImagingDataSourcePointsPrim);

    USDIMAGING_API
    HdDataSourceBaseHandle Get(const TfToken &name) override;

    USDIMAGING_API
    static HdDataSourceLocatorSet Invalidate(
            UsdPrim const& prim,
            const TfToken &subprim,
            const TfTokenVector &properties,
            UsdImagingPropertyInvalidationType invalidationType);

private:
    UsdImagingDataSourcePointsPrim(
        const SdfPath &sceneIndexPath,
        UsdPrim usdPrim,
        const UsdImagingDataSourceStageGlobals &stageGlobals);
};

HD_DECLARE_DATASOURCE_HANDLES(UsdImagingDataSourcePointsPrim);

PXR_NAMESPACE_CLOSE_SCOPE

#endif // PXR_USD_IMAGING_USD_IMAGING_DATA_SOURCE_POINTS_H