Function BoundingSphereTransform

trinity/Utilities/BoundingSphere.cpp:70–81

}

void BoundingSphereTransform( const Matrix& tf, Vector4& sphere )
{
	Vector3 center;
	// translate center
	sphere.GetXYZ() = TransformCoord( sphere.GetXYZ(), tf );
	// scale with highest scale factor
	float scaleX = Length( tf.GetX() );
	float scaleY = Length( tf.GetY() );
	float scaleZ = Length( tf.GetZ() );
	float scale = std::max( scaleX, std::max( scaleY, scaleZ ) );
	sphere.w *= scale;
}

void BoundingSphereTranslate( const Vector3& offset, Vector4& sphere )
{