internal void Trace( Ray WorldRay, ShapeHitCollection ShapeHits, SimpleGeometryHitCollection GeometryHits, List<ObjectHit> ObjectHits )
{
Debug.Assert( ShapeHits != null );
Debug.Assert( GeometryHits != null );
Debug.Assert( ObjectHits != null );
Trace( WorldRay, new GeometryTracer( ShapeHits, GeometryHits ), new ObjectHitCollection( ObjectHits ) );
}
internal override sealed SimpleGeometryHit Trace( Ray WorldRay, ShapeHitCollection Hits, SimpleGeometryHitCollection GeometryHits )
{
Debug.Assert( Hits != null );
Debug.Assert( GeometryHits != null );
Hits.AdvanceBaseIndex();
Trace( WorldRay, Hits );
return ( Hits.Count == Hits.Base ) ? null : GeometryHits.Next();
}
internal SceneTracer( ShapeHitCollection ShapeHits, SimpleGeometryHitCollection GeometryHits, List<ObjectHit> ObjectHits )
{
Debug.Assert( ShapeHits != null );
Debug.Assert( GeometryHits != null );
Debug.Assert( ObjectHits != null );
this.ShapeHits = ShapeHits;
this.GeometryHits = GeometryHits;
this.ObjectHits = ObjectHits;
}
internal override SimpleGeometryHit Trace( Ray WorldRay, ShapeHitCollection Hits, SimpleGeometryHitCollection GeometryHits )
{
Debug.Assert( Hits != null );
Debug.Assert( GeometryHits != null );
Hits.AdvanceBaseIndex();
Ray ModelRay = WorldToModel * WorldRay;
Shape.Trace( ModelRay, Hits );
return ( Hits.Count == Hits.Base ) ? null : GeometryHits.Next( ModelToWorld, ModelRay );
}
internal void Trace( Ray WorldRay, ShapeHitCollection ShapeHits, SimpleGeometryHitCollection GeometryHits, List<ObjectHit> ObjectHits )
{
Debug.Assert( ShapeHits != null );
Debug.Assert( GeometryHits != null );
Debug.Assert( ObjectHits != null );
ObjectHits.Clear();
GeometryHits.Clear();
ShapeHits.Clear();
SceneTracer Tracer = new SceneTracer( ShapeHits, GeometryHits, ObjectHits );
Trace( WorldRay, Tracer );
}
internal GeometryTracer( ShapeHitCollection ShapeHits, SimpleGeometryHitCollection GeometryHits )
{
Debug.Assert( ShapeHits != null );
Debug.Assert( GeometryHits != null );
this.ShapeHits = ShapeHits;
this.GeometryHits = GeometryHits;
}
internal void Trace( Ray WorldRay, ShapeHitCollection ShapeHits, SimpleGeometryHitCollection GeometryHits, List<ObjectHit> ObjectHits )
{
Debug.Assert( ShapeHits != null );
Debug.Assert( GeometryHits != null );
Debug.Assert( ObjectHits != null );
for ( int i = 0; i < Objects.Count; i++ )
{
Objects[i].Trace( WorldRay, ShapeHits, GeometryHits, ObjectHits );
}
}
internal abstract SimpleGeometryHit Trace( Ray WorldRay, ShapeHitCollection Hits, SimpleGeometryHitCollection GeometryHits );