From a82a019aa17543d8b5b85c6464f0c8b9e072320d Mon Sep 17 00:00:00 2001
From: Nathan Litke <nathan@digitalfish.com>
Date: Tue, 22 Apr 2014 15:58:04 -0700
Subject: [PATCH] HbrMesh::k_InterpolateBoundaryAlwaysSharp does not behave as
 expected #286

* use infinitely sharp crease rules to edges and vertices for case k_InterpolateBoundaryAlwaysSharp
---
 opensubdiv/hbr/mesh.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/opensubdiv/hbr/mesh.h b/opensubdiv/hbr/mesh.h
index 3105014c..a11c99d2 100644
--- a/opensubdiv/hbr/mesh.h
+++ b/opensubdiv/hbr/mesh.h
@@ -705,7 +705,7 @@ HbrMesh<T>::Finish() {
     GetVertices(std::back_inserter(vertexlist));
 
     // If interpolateboundary is on, process boundary edges
-    if (interpboundarymethod == k_InterpolateBoundaryEdgeOnly || interpboundarymethod == k_InterpolateBoundaryEdgeAndCorner) {
+    if (interpboundarymethod == k_InterpolateBoundaryEdgeOnly || interpboundarymethod == k_InterpolateBoundaryEdgeAndCorner || interpboundarymethod == k_InterpolateBoundaryAlwaysSharp) {
         for (i = 0; i < nfaces; ++i) {
             if (HbrFace<T>* face = faces[i]) {
                 int nv = face->GetNumVertices();
@@ -719,7 +719,7 @@ HbrMesh<T>::Finish() {
         }
     }
     // Process corners
-    if (interpboundarymethod == k_InterpolateBoundaryEdgeAndCorner) {
+    if (interpboundarymethod == k_InterpolateBoundaryEdgeAndCorner || interpboundarymethod == k_InterpolateBoundaryAlwaysSharp) {
         for (typename std::vector<HbrVertex<T>*>::iterator vi = vertexlist.begin();
              vi != vertexlist.end(); ++vi) {
             HbrVertex<T>* vertex = *vi;