//
// Copyright 2017 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.
//
#include "pxr/usdImaging/usdRiImaging/pxrRodLightFilterAdapter.h"
#include "pxr/usdImaging/usdImaging/lightAdapter.h"
#include "pxr/usdImaging/usdImaging/delegate.h"
#include "pxr/usdImaging/usdImaging/indexProxy.h"
#include "pxr/usdImaging/usdRiImaging/tokens.h"

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

PXR_NAMESPACE_OPEN_SCOPE


TF_REGISTRY_FUNCTION(TfType)
{
    typedef UsdRiImagingPxrRodLightFilterAdapter Adapter;
    TfType t = TfType::Define<Adapter, TfType::Bases<Adapter::BaseAdapter> >();
    t.SetFactory< UsdImagingPrimAdapterFactory<Adapter> >();
}

UsdRiImagingPxrRodLightFilterAdapter::~UsdRiImagingPxrRodLightFilterAdapter() 
{
}

bool
UsdRiImagingPxrRodLightFilterAdapter::IsSupported(
        UsdImagingIndexProxy const* index) const
{
    return UsdImagingLightAdapter::IsEnabledSceneLights() &&
          index->IsSprimTypeSupported(HdPrimTypeTokens->lightFilter);
}

SdfPath
UsdRiImagingPxrRodLightFilterAdapter::Populate(UsdPrim const& prim, 
                            UsdImagingIndexProxy* index,
                            UsdImagingInstancerContext const* instancerContext)
{
    index->InsertSprim(HdPrimTypeTokens->lightFilter, prim.GetPath(), prim);
    HD_PERF_COUNTER_INCR(HdPrimTypeTokens->lightFilter);

    return prim.GetPath();
}

void
UsdRiImagingPxrRodLightFilterAdapter::_RemovePrim(SdfPath const& cachePath,
                                         UsdImagingIndexProxy* index)
{
    index->RemoveSprim(HdPrimTypeTokens->lightFilter, cachePath);
}

PXR_NAMESPACE_CLOSE_SCOPE