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Fixed SpotLight bounding volume computation 

Former-commit-id: 72c87aa9cdb8f0e98ff2e82522d85643896884df
This commit is contained in:
Lynix 2013-12-09 14:45:21 +01:00
parent c2579bcf10
commit 054cde1c8b
1 changed files with 5 additions and 6 deletions
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11
src/Nazara/Graphics/Light.cpp
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@ -315,12 +315,11 @@ void NzLight::UpdateBoundingVolume() const
NzBoxf box(NzVector3f::Zero());
// On calcule le reste des points
float height = m_radius;
NzVector3f base(NzVector3f::Forward()*height);
NzVector3f base(NzVector3f::Forward()*m_radius);
// Il nous faut maintenant le rayon du cercle projeté à cette distance
// Tangente = Opposé/Adjaçent <=> Opposé = Adjaçent*Tangente
float radius = height*std::tan(NzDegreeToRadian(m_outerAngle));
float radius = m_radius*std::tan(NzDegreeToRadian(m_outerAngle));
NzVector3f lExtend = NzVector3f::Left()*radius;
NzVector3f uExtend = NzVector3f::Up()*radius;
@ -349,10 +348,10 @@ void NzLight::UpdateBoundingVolume() const
break;
case nzLightType_Spot:
if (!m_transformMatrixUpdated)
UpdateTransformMatrix();
if (!m_derivedUpdated)
UpdateDerived();
m_boundingVolume.Update(m_transformMatrix);
m_boundingVolume.Update(NzMatrix4f::Transform(m_derivedPosition, m_derivedRotation));
break;
}