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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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6
Source/Engine/Terrain/TerrainChunk.cpp
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@@ -45,7 +45,7 @@ bool TerrainChunk::PrepareDraw(const RenderContext& renderContext)
// Calculate chunk distance to view
const auto lodView = (renderContext.LodProxyView ? renderContext.LodProxyView : &renderContext.View);
const float distance = Float3::Distance(_boundsCenter - lodView->Origin, lodView->Position);
const float distance = Float3::Distance(_sphere.Center - lodView->Origin, lodView->Position);
lod = (int32)Math::Pow(distance / chunkEdgeSize, lodDistribution);
lod += lodBias;
@@ -88,6 +88,7 @@ void TerrainChunk::Draw(const RenderContext& renderContext) const
drawCall.Material = _cachedDrawMaterial;
renderContext.View.GetWorldMatrix(_transform, drawCall.World);
drawCall.ObjectPosition = drawCall.World.GetTranslation();
drawCall.ObjectRadius = _sphere.Radius;
drawCall.Terrain.Patch = _patch;
drawCall.Terrain.HeightmapUVScaleBias = _heightmapUVScaleBias;
drawCall.Terrain.OffsetUV = Vector2((float)(_patch->_x * TerrainPatch::CHUNKS_COUNT_EDGE + _x), (float)(_patch->_z * TerrainPatch::CHUNKS_COUNT_EDGE + _z));
@@ -145,6 +146,7 @@ void TerrainChunk::Draw(const RenderContext& renderContext, MaterialBase* materi
drawCall.Material = material;
renderContext.View.GetWorldMatrix(_transform, drawCall.World);
drawCall.ObjectPosition = drawCall.World.GetTranslation();
drawCall.ObjectRadius = _sphere.Radius;
drawCall.Terrain.Patch = _patch;
drawCall.Terrain.HeightmapUVScaleBias = _heightmapUVScaleBias;
drawCall.Terrain.OffsetUV = Vector2((float)(_patch->_x * TerrainPatch::CHUNKS_COUNT_EDGE + _x), (float)(_patch->_z * TerrainPatch::CHUNKS_COUNT_EDGE + _z));
@@ -202,7 +204,7 @@ void TerrainChunk::UpdateBounds()
OrientedBoundingBox obb(Vector3::Zero, Vector3::One);
obb.Transform(localTransform);
obb.GetBoundingBox(_bounds);
_boundsCenter = _bounds.GetCenter();
BoundingSphere::FromBox(_bounds, _sphere);
_bounds.Minimum -= boundsExtent;
_bounds.Maximum += boundsExtent;