// Convert solid space to empty space and empty space to solid space. void invert() { for (int i = 0; i < polygons.Count; i++) { polygons[i].flip(); } plane.flip(); if (front != null) { front.invert(); } if (back != null) { back.invert(); } //std::swap(front, back); //hmm - need to swap front and back... csgjs_csgnode f = null; csgjs_csgnode b = null; if (front != null) { f = front.clone(); } if (back != null) { b = back.clone(); } back = f; front = b; }
public void flip() { vertices.Reverse(); for (int i = 0; i < vertices.Count; i++) { vertices[i].normal = csgjs_vector.negate(vertices[i].normal); } plane.flip(); }