Files
UnrealEngineUWP/Engine/Plugins/Experimental/GeometryCache/Source/GeometryCacheEd/Private/GeometryCacheThumbnailRenderer.cpp
jon nabozny cdc65f654f Reland: Fixes motion blur lengths when using time dilation
#rb josie.yang
#lockdown michal.valient
#preflight 614a44526c96990001c47143

#ROBOMERGE-OWNER: jon.nabozny
#ROBOMERGE-AUTHOR: guillaume.abadie
#ROBOMERGE-SOURCE: CL 17606608 via CL 17962735 via CL 18364937 via CL 18364960
#ROBOMERGE-BOT: STARSHIP (Release-Engine-Staging -> Release-Engine-Test) (v895-18170469)

[CL 18365023 by jon nabozny in ue5-release-engine-test branch]
2021-12-02 23:53:56 -05:00

58 lines
1.7 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#include "GeometryCacheThumbnailRenderer.h"
#include "Misc/App.h"
#include "ShowFlags.h"
#include "SceneView.h"
#include "GeometryCacheThumbnailScene.h"
#include "GeometryCache.h"
UGeometryCacheThumbnailRenderer::UGeometryCacheThumbnailRenderer(const FObjectInitializer& ObjectInitializer)
: Super(ObjectInitializer)
{
ThumbnailScene = nullptr;
}
void UGeometryCacheThumbnailRenderer::Draw(UObject* Object, int32 X, int32 Y, uint32 Width, uint32 Height, FRenderTarget* RenderTarget, FCanvas* Canvas, bool bAdditionalViewFamily)
{
UGeometryCache* GeometryCache = Cast<UGeometryCache>(Object);
if (IsValid(GeometryCache))
{
if (ThumbnailScene == nullptr)
{
ThumbnailScene = new FGeometryCacheThumbnailScene();
}
ThumbnailScene->SetGeometryCache(GeometryCache);
ThumbnailScene->GetScene()->UpdateSpeedTreeWind(0.0);
FSceneViewFamilyContext ViewFamily(FSceneViewFamily::ConstructionValues(RenderTarget, ThumbnailScene->GetScene(), FEngineShowFlags(ESFIM_Game))
.SetTime(UThumbnailRenderer::GetTime())
.SetAdditionalViewFamily(bAdditionalViewFamily));
ViewFamily.EngineShowFlags.DisableAdvancedFeatures();
ViewFamily.EngineShowFlags.MotionBlur = 0;
ViewFamily.EngineShowFlags.LOD = 0;
ThumbnailScene->GetView(&ViewFamily, X, Y, Width, Height);
RenderViewFamily(Canvas, &ViewFamily);
ThumbnailScene->SetGeometryCache(nullptr);
}
}
void UGeometryCacheThumbnailRenderer::BeginDestroy()
{
if (ThumbnailScene != nullptr)
{
delete ThumbnailScene;
ThumbnailScene = nullptr;
}
Super::BeginDestroy();
}
bool UGeometryCacheThumbnailRenderer::AllowsRealtimeThumbnails(UObject* Object) const
{
return false;
}