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

PXR_NAMESPACE_OPEN_SCOPE


HdResourceRegistry::HdResourceRegistry()
{
}

HdResourceRegistry::~HdResourceRegistry()
{
}

void
HdResourceRegistry::GarbageCollect()
{
    HD_TRACE_FUNCTION();
    HF_MALLOC_TAG_FUNCTION();

    HD_PERF_COUNTER_INCR(HdPerfTokens->garbageCollected);

    // Prompt derived registries to collect their garbage.
    _GarbageCollect();
}

void
HdResourceRegistry::Commit()
{
    HD_TRACE_FUNCTION();
    HF_MALLOC_TAG_FUNCTION();

    // Prompt derived registries to commit in-flight data.
    _Commit();
}

void
HdResourceRegistry::GarbageCollectBprims()
{
    HD_TRACE_FUNCTION();
    HF_MALLOC_TAG_FUNCTION();

    // Prompt derived registries to collect their garbage.
    _GarbageCollectBprims();
}

void HdResourceRegistry::InvalidateShaderRegistry()
{
    // Derived classes that hold shaders will override this,
    // but the base registry has nothing to do.
}

void
HdResourceRegistry::ReloadResource(
    TfToken const& resourceType,
    std::string const& path)
{
}

VtDictionary
HdResourceRegistry::GetResourceAllocation() const
{
    return VtDictionary();
}

void
HdResourceRegistry::_Commit()
{
}

void
HdResourceRegistry::_GarbageCollect()
{
}

void
HdResourceRegistry::_GarbageCollectBprims()
{
}


PXR_NAMESPACE_CLOSE_SCOPE