35 lines
1.1 KiB
C++
35 lines
1.1 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "HAL/Platform.h"
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#define UE_API GEOMETRYCACHESTREAMER_API
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struct FGeometryCacheMeshData;
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class IGeometryCacheStream;
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class UGeometryCacheTrack;
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/** Interface to the GeometryCache Streamer that streams data for registered GeometryCacheTracks */
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class IGeometryCacheStreamer
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{
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public:
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static UE_API IGeometryCacheStreamer& Get();
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/** Register the given Track and its associated Stream with the Streamer. The Streamer takes ownership of the Stream */
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virtual void RegisterTrack(UGeometryCacheTrack* Track, IGeometryCacheStream* Stream) = 0;
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/** Unregister the given Track from the Streamer */
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virtual void UnregisterTrack(UGeometryCacheTrack* Track) = 0;
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/** Return true if the given Track is registered with the Streamer */
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virtual bool IsTrackRegistered(UGeometryCacheTrack* Track) const = 0;
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/* Get the MeshData for a given Track at given FrameIndex without waiting for data to be ready
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* Return true if MeshData could be retrieved
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*/
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virtual bool TryGetFrameData(UGeometryCacheTrack* Track, int32 FrameIndex, FGeometryCacheMeshData& OutMeshData) = 0;
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};
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#undef UE_API
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