You've already forked UnrealEngineUWP
mirror of
https://github.com/izzy2lost/UnrealEngineUWP.git
synced 2026-03-26 18:15:20 -07:00
b259f65406
#rb none #ROBOMERGE-OWNER: ryan.vance #ROBOMERGE-AUTHOR: marcus.wassmer #ROBOMERGE-SOURCE: CL 4854553 in //UE4/Main/... #ROBOMERGE-BOT: DEVVR (Main -> Dev-VR) [CL 4854570 by marcus wassmer in Dev-VR branch]
92 lines
3.4 KiB
C++
92 lines
3.4 KiB
C++
// Copyright 1998-2019 Epic Games, Inc. All Rights Reserved.
|
|
|
|
/*=============================================================================
|
|
RequiredTextureResolutionRendering.cpp: Contains definitions for rendering the viewmode.
|
|
=============================================================================*/
|
|
|
|
#include "RequiredTextureResolutionRendering.h"
|
|
#include "RendererPrivate.h"
|
|
#include "ScenePrivate.h"
|
|
|
|
#if !(UE_BUILD_SHIPPING || UE_BUILD_TEST)
|
|
|
|
IMPLEMENT_MATERIAL_SHADER_TYPE(,FRequiredTextureResolutionPS,TEXT("/Engine/Private/RequiredTextureResolutionPixelShader.usf"),TEXT("Main"),SF_Pixel);
|
|
|
|
void FRequiredTextureResolutionPS::GetDebugViewModeShaderBindings(
|
|
const FPrimitiveSceneProxy* RESTRICT PrimitiveSceneProxy,
|
|
const FMaterialRenderProxy& RESTRICT MaterialRenderProxy,
|
|
const FMaterial& RESTRICT Material,
|
|
EDebugViewShaderMode DebugViewMode,
|
|
const FVector& ViewOrigin,
|
|
int32 VisualizeLODIndex,
|
|
int32 VisualizeElementIndex,
|
|
int32 NumVSInstructions,
|
|
int32 NumPSInstructions,
|
|
int32 ViewModeParam,
|
|
FName ViewModeParamName,
|
|
FMeshDrawSingleShaderBindings& ShaderBindings
|
|
) const
|
|
{
|
|
int32 AnalysisIndex = INDEX_NONE;
|
|
int32 TextureResolution = 64;
|
|
FMaterialRenderContext MaterialContext(&MaterialRenderProxy, Material, nullptr);
|
|
const TArray<TRefCountPtr<FMaterialUniformExpressionTexture> >& ExpressionsByType = Material.GetUniform2DTextureExpressions();
|
|
if (ViewModeParam != INDEX_NONE && ViewModeParamName == NAME_None) // If displaying texture per texture indices
|
|
{
|
|
AnalysisIndex = ViewModeParam;
|
|
|
|
for (FMaterialUniformExpressionTexture* Expression : ExpressionsByType)
|
|
{
|
|
if (Expression && Expression->GetTextureIndex() == ViewModeParam)
|
|
{
|
|
const UTexture* Texture = nullptr;
|
|
ESamplerSourceMode SourceMode;
|
|
Expression->GetTextureValue(MaterialContext, Material, Texture, SourceMode);
|
|
const UTexture2D* Texture2D = Cast<UTexture2D>(Texture);
|
|
if (Texture2D && Texture2D->Resource)
|
|
{
|
|
FTexture2DResource* Texture2DResource = (FTexture2DResource*)Texture2D->Resource;
|
|
if (Texture2DResource->GetTexture2DRHI().IsValid())
|
|
{
|
|
TextureResolution = 1 << (Texture2DResource->GetTexture2DRHI()->GetNumMips() - 1);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else if (ViewModeParam != INDEX_NONE) // Otherwise show only texture matching the given name
|
|
{
|
|
AnalysisIndex = 1024; // Make sure not to find anything by default.
|
|
for (FMaterialUniformExpressionTexture* Expression : ExpressionsByType)
|
|
{
|
|
if (Expression)
|
|
{
|
|
const UTexture* Texture = nullptr;
|
|
ESamplerSourceMode SourceMode;
|
|
Expression->GetTextureValue(MaterialContext, Material, Texture, SourceMode);
|
|
if (Texture && Texture->GetFName() == ViewModeParamName)
|
|
{
|
|
const UTexture2D* Texture2D = Cast<UTexture2D>(Texture);
|
|
if (Texture2D && Texture2D->Resource)
|
|
{
|
|
FTexture2DResource* Texture2DResource = (FTexture2DResource*)Texture2D->Resource;
|
|
if (Texture2DResource->GetTexture2DRHI().IsValid())
|
|
{
|
|
AnalysisIndex = Expression->GetTextureIndex();
|
|
TextureResolution = 1 << (Texture2DResource->GetTexture2DRHI()->GetNumMips() - 1);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
ShaderBindings.Add(AnalysisParamsParameter, FIntPoint(AnalysisIndex, TextureResolution));
|
|
ShaderBindings.Add(PrimitiveAlphaParameter, (!PrimitiveSceneProxy || PrimitiveSceneProxy->IsSelected()) ? 1.f : .2f);
|
|
}
|
|
|
|
|
|
#endif // !(UE_BUILD_SHIPPING || UE_BUILD_TEST)
|