public virtual void UpdateMap(VectorDisplacement update)
{
lock (set_displacement) {
set_displacement.Set(update);
have_set_displacement = true;
}
base.invalidate();
}
/// <summary>
/// Returns copy of current displacement map. thread-safe.
/// </summary>
public virtual VectorDisplacement GetMapCopy()
{
VectorDisplacement map = new VectorDisplacement();
lock (Displacement) {
map.Set(Displacement);
}
return(map);
}
public virtual void Update()
{
base.begin_update();
if (MeshSource == null)
{
throw new Exception("VectorDisplacementMapOp: must set valid MeshSource to compute!");
}
IMesh imesh = MeshSource.GetIMesh();
if (imesh.HasVertexNormals == false)
{
throw new Exception("VectorDisplacementMapOp: input mesh does not have surface normals...");
}
if (imesh is DMesh3 == false)
{
throw new Exception("VectorDisplacementMapOp: in current implementation, input mesh must be a DMesh3. Ugh.");
}
DMesh3 mesh = imesh as DMesh3;
lock (Displacement) {
if (have_set_displacement)
{
lock (set_displacement) {
if (set_displacement.Count == mesh.MaxVertexID)
{
Displacement.Set(set_displacement);
}
have_set_displacement = false;
}
}
else if (Displacement.Count != mesh.MaxVertexID)
{
Displacement.Clear();
Displacement.Resize(mesh.MaxVertexID);
}
}
base.complete_update();
}