From 3cb18f87cce81a50ce9aa2e004a9190290b5495d Mon Sep 17 00:00:00 2001
From: Xuchen Han <xuchenhan@xuchenhan-macbookpro.roam.corp.google.com>
Date: Fri, 20 Mar 2020 12:34:38 -0700
Subject: [PATCH] fix issue #2675: update dbvt volume immediately after face
 tree is initialized to prevent empty volumes

---
 src/BulletSoftBody/btSoftBody.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/BulletSoftBody/btSoftBody.cpp b/src/BulletSoftBody/btSoftBody.cpp
index 896bba3df..68f8539a9 100644
--- a/src/BulletSoftBody/btSoftBody.cpp
+++ b/src/BulletSoftBody/btSoftBody.cpp
@@ -2637,6 +2637,7 @@ void btSoftBody::initializeFaceTree()
 		}
 	}
 	m_fdbvt.m_root = buildTreeBottomUp(leafNodes, adj);
+    updateFaceTree(false, true);
 	if (m_fdbvnt)
 		delete m_fdbvnt;
 	m_fdbvnt = copyToDbvnt(m_fdbvt.m_root);