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Optimize env probes data storage in renderer

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This commit is contained in:
Wojtek Figat
2024-03-26 15:01:12 +01:00
parent 4ab572426d
commit 55af307c43
7 changed files with 63 additions and 49 deletions
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32
Source/Engine/Level/Actors/EnvironmentProbe.cpp
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@@ -4,6 +4,7 @@
#include "Engine/Platform/FileSystem.h"
#include "Engine/Graphics/RenderView.h"
#include "Engine/Graphics/RenderTask.h"
#include "Engine/Graphics/GPUContext.h"
#include "Engine/Graphics/Textures/GPUTexture.h"
#include "Engine/Graphics/Textures/TextureData.h"
#include "Engine/Renderer/RenderList.h"
@@ -12,7 +13,7 @@
#include "Engine/Content/Content.h"
#include "Engine/ContentExporters/AssetExporters.h"
#include "Engine/ContentImporters/AssetsImportingManager.h"
#include "Engine/Graphics/GPUContext.h"
#include "Engine/Graphics/RenderTools.h"
#include "Engine/Serialization/Serialization.h"
#include "Engine/Level/Scene/Scene.h"
@@ -61,13 +62,6 @@ bool EnvironmentProbe::IsUsingCustomProbe() const
return _isUsingCustomProbe;
}
void EnvironmentProbe::SetupProbeData(const RenderContext& renderContext, ShaderEnvProbeData* data) const
{
const float radius = GetScaledRadius();
data->Data0 = Float4(GetPosition() - renderContext.View.Origin, 0);
data->Data1 = Float4(radius, 1.0f / radius, Brightness, 0);
}
CubeTexture* EnvironmentProbe::GetCustomProbe() const
{
return _isUsingCustomProbe ? _probe : nullptr;
@@ -181,11 +175,29 @@ void EnvironmentProbe::Draw(RenderContext& renderContext)
EnumHasAnyFlags(renderContext.View.Flags, ViewFlags::Reflections) &&
EnumHasAnyFlags(renderContext.View.Pass, DrawPass::GBuffer))
{
// Size culling
const Float3 position = _sphere.Center - renderContext.View.Origin;
const float radius = GetScaledRadius();
const float drawMinScreenSize = 0.02f;
const auto lodView = (renderContext.LodProxyView ? renderContext.LodProxyView : &renderContext.View);
const float screenRadiusSquared = RenderTools::ComputeBoundsScreenRadiusSquared(position, radius, *lodView) * renderContext.View.ModelLODDistanceFactorSqrt;
if (Math::Square(drawMinScreenSize * 0.5f) > screenRadiusSquared)
return;
// Realtime probe update
if (UpdateMode == ProbeUpdateMode::Realtime)
ProbesRenderer::Bake(this, 0.0f);
if ((_probe != nullptr && _probe->IsLoaded()) || _probeTexture != nullptr)
GPUTexture* texture = GetProbe();
if (texture)
{
renderContext.List->EnvironmentProbes.Add(this);
RenderEnvironmentProbeData data;
data.Texture = texture;
data.Position = position;
data.Radius = radius;
data.Brightness = Brightness;
data.HashID = GetHash(_id);
renderContext.List->EnvironmentProbes.Add(data);
}
}
}