computeSceneIndexDiff.h

//
// Copyright 2024 Pixar
//
// Licensed under the terms set forth in the LICENSE.txt file available at
// https://openusd.org/license.
//
#ifndef PXR_IMAGING_HDSI_COMPUTE_SCENE_INDEX_DIFF_H
#define PXR_IMAGING_HDSI_COMPUTE_SCENE_INDEX_DIFF_H

#include "pxr/pxr.h"

#include "pxr/imaging/hdsi/api.h"

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

#include "pxr/base/tf/declarePtrs.h"

PXR_NAMESPACE_OPEN_SCOPE

using HdsiComputeSceneIndexDiff = std::function<void(
    const HdSceneIndexBaseRefPtr& siA,
    const HdSceneIndexBaseRefPtr& siB,
    HdSceneIndexObserver::RemovedPrimEntries* removedEntries,
    HdSceneIndexObserver::AddedPrimEntries* addedEntries,
    HdSceneIndexObserver::RenamedPrimEntries* renamedEntries,
    HdSceneIndexObserver::DirtiedPrimEntries* dirtiedEntries)>;

HDSI_API
void HdsiComputeSceneIndexDiffRoot(
    const HdSceneIndexBaseRefPtr& siA,
    const HdSceneIndexBaseRefPtr& siB,
    HdSceneIndexObserver::RemovedPrimEntries* removedEntries,
    HdSceneIndexObserver::AddedPrimEntries* addedEntries,
    HdSceneIndexObserver::RenamedPrimEntries* renamedEntries,
    HdSceneIndexObserver::DirtiedPrimEntries* dirtiedEntries);

HDSI_API
void HdsiComputeSceneIndexDiffDelta(
    const HdSceneIndexBaseRefPtr& siA,
    const HdSceneIndexBaseRefPtr& siB,
    HdSceneIndexObserver::RemovedPrimEntries* removedEntries,
    HdSceneIndexObserver::AddedPrimEntries* addedEntries,
    HdSceneIndexObserver::RenamedPrimEntries* renamedEntries,
    HdSceneIndexObserver::DirtiedPrimEntries* dirtiedEntries);

PXR_NAMESPACE_CLOSE_SCOPE

#endif