) const noexcept {
shape->Vertices(buf.vertices, buf.normals, buf.indices, transform, idx_offset);
buf.colors.insert(buf.colors.end(), shape->VertexCount(), color);
) const noexcept {
shape->Vertices(buf.vertices, buf.normals, buf.indices, transform, idx_offset);
buf.colors.insert(buf.colors.end(), shape->VertexCount(), color);