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More work for large worlds

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This commit is contained in:
Wojtek Figat
2022-06-29 23:28:03 +02:00
parent 2cd244fbd3
commit 7ebdce5e42
11 changed files with 58 additions and 56 deletions
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23
Source/Engine/Level/Actors/Decal.cpp
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@@ -13,9 +13,8 @@ Decal::Decal(const SpawnParams& params)
: Actor(params)
, _size(100.0f)
{
_world = Matrix::Scaling(_size);
_bounds.Extents = Vector3::Half;
_world.Decompose(_bounds.Transformation);
_bounds.Extents = _size * 0.5f;
_bounds.Transformation = _transform;
_bounds.GetBoundingBox(_box);
BoundingSphere::FromBox(_box, _sphere);
}
@@ -26,12 +25,7 @@ void Decal::SetSize(const Vector3& value)
if (v != _size)
{
_size = v;
Transform t = _transform;
t.Scale *= _size;
t.GetWorld(_world);
_bounds.Transformation = t;
_bounds.Extents = v * 0.5f;
_bounds.GetBoundingBox(_box);
BoundingSphere::FromBox(_box, _sphere);
}
@@ -81,7 +75,7 @@ void Decal::Draw(RenderContext& renderContext)
Material->IsDecal())
{
const auto lodView = (renderContext.LodProxyView ? renderContext.LodProxyView : &renderContext.View);
const float screenRadiusSquared = RenderTools::ComputeBoundsScreenRadiusSquared(_sphere.Center, (float)_sphere.Radius, *lodView) * renderContext.View.ModelLODDistanceFactorSqrt;
const float screenRadiusSquared = RenderTools::ComputeBoundsScreenRadiusSquared(_sphere.Center - renderContext.View.Origin, (float)_sphere.Radius, *lodView) * renderContext.View.ModelLODDistanceFactorSqrt;
// Check if decal is being culled
if (Math::Square(DrawMinScreenSize * 0.5f) > screenRadiusSquared)
@@ -113,6 +107,8 @@ void Decal::Deserialize(DeserializeStream& stream, ISerializeModifier* modifier)
DESERIALIZE_MEMBER(Size, _size);
DESERIALIZE(SortOrder);
DESERIALIZE(DrawMinScreenSize);
_bounds.Extents = _size * 0.5f;
}
bool Decal::IntersectsItself(const Ray& ray, Real& distance, Vector3& normal)
@@ -147,12 +143,7 @@ void Decal::OnTransformChanged()
// Base
Actor::OnTransformChanged();
Transform t = _transform;
t.Scale *= _size;
t.GetWorld(_world);
_bounds.Extents = Vector3::Half;
_bounds.Transformation = t;
_bounds.Transformation = _transform;
_bounds.GetBoundingBox(_box);
BoundingSphere::FromBox(_box, _sphere);