Method create

kernels/subdiv/patch.h:186–188

      /* creates GregoryPatch from half edge */
      template<typename Allocator>
      __noinline static Ref create(const Allocator& alloc, const HalfEdge* edge, const char* vertices, size_t stride) {
        return Ref(GREGORY_PATCH, new (alloc(sizeof(GregoryPatch))) GregoryPatch(edge,vertices,stride));
      }
      
      __forceinline GregoryPatch (const HalfEdge* edge, const char* vertices, size_t stride) 
        : patch(CatmullClarkPatch(edge,vertices,stride)) {}