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Add ObjectRadius to DrawCall to properly cull local lights and env probes in Forward Shading

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This commit is contained in:
Wojtek Figat
2023-09-20 15:01:02 +02:00
parent 8bd6649510
commit 8cd8ae93c3
12 changed files with 29 additions and 8 deletions
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10
Source/Engine/Graphics/Materials/MaterialShaderFeatures.cpp
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@@ -76,11 +76,11 @@ void ForwardShadingFeature::Bind(MaterialShader::BindParameters& params, Span<by
// Set reflection probe data
EnvironmentProbe* probe = nullptr;
// TODO: optimize env probe searching for a transparent material - use spatial cache for renderer to find it
const Vector3 drawCallOrigin = drawCall.ObjectPosition + view.Origin;
const BoundingSphere objectBoundsWorld(drawCall.ObjectPosition + view.Origin, drawCall.ObjectRadius);
for (int32 i = 0; i < cache->EnvironmentProbes.Count(); i++)
{
const auto p = cache->EnvironmentProbes[i];
if (p->GetSphere().Contains(drawCallOrigin) != ContainmentType::Disjoint)
if (CollisionsHelper::SphereIntersectsSphere(objectBoundsWorld, p->GetSphere()))
{
probe = p;
break;
@@ -99,10 +99,12 @@ void ForwardShadingFeature::Bind(MaterialShader::BindParameters& params, Span<by
// Set local lights
data.LocalLightsCount = 0;
const BoundingSphere objectBounds(drawCall.ObjectPosition, drawCall.ObjectRadius);
// TODO: optimize lights searching for a transparent material - use spatial cache for renderer to find it
for (int32 i = 0; i < cache->PointLights.Count() && data.LocalLightsCount < MaxLocalLights; i++)
{
const auto& light = cache->PointLights[i];
if (BoundingSphere(light.Position, light.Radius).Contains(drawCall.ObjectPosition) != ContainmentType::Disjoint)
if (CollisionsHelper::SphereIntersectsSphere(objectBounds, BoundingSphere(light.Position, light.Radius)))
{
light.SetupLightData(&data.LocalLights[data.LocalLightsCount], false);
data.LocalLightsCount++;
@@ -111,7 +113,7 @@ void ForwardShadingFeature::Bind(MaterialShader::BindParameters& params, Span<by
for (int32 i = 0; i < cache->SpotLights.Count() && data.LocalLightsCount < MaxLocalLights; i++)
{
const auto& light = cache->SpotLights[i];
if (BoundingSphere(light.Position, light.Radius).Contains(drawCall.ObjectPosition) != ContainmentType::Disjoint)
if (CollisionsHelper::SphereIntersectsSphere(objectBounds, BoundingSphere(light.Position, light.Radius)))
{
light.SetupLightData(&data.LocalLights[data.LocalLightsCount], false);
data.LocalLightsCount++;