[Bf-blender-cvs] [431b088] hair_immediate_fixes: Sanity check for strand root/tip checks, now supports single vertices.

Lukas Tönne noreply at git.blender.org
Sat Dec 6 10:30:41 CET 2014


Commit: 431b08880b564b3628963924a8a96f64a562680e
Author: Lukas Tönne
Date:   Sat Dec 6 10:29:49 2014 +0100
Branches: hair_immediate_fixes
https://developer.blender.org/rB431b08880b564b3628963924a8a96f64a562680e

Sanity check for strand root/tip checks, now supports single vertices.

===================================================================

M	source/blender/bmesh/intern/bmesh_strands.h

===================================================================

diff --git a/source/blender/bmesh/intern/bmesh_strands.h b/source/blender/bmesh/intern/bmesh_strands.h
index 66284ee..a0b0cfb 100644
--- a/source/blender/bmesh/intern/bmesh_strands.h
+++ b/source/blender/bmesh/intern/bmesh_strands.h
@@ -39,6 +39,8 @@ BLI_INLINE bool BM_strands_vert_is_root(BMVert *v)
 	BMEdge *e_first = v->e;
 	BMEdge *e_next;
 	
+	if (!e_first)
+		return true; /* single vertex is both root and tip */
 	e_next = bmesh_disk_edge_next(e_first, v);
 	
 	/* with a single edge, the vertex is either first or last of the curve;
@@ -57,6 +59,8 @@ BLI_INLINE bool BM_strands_vert_is_tip(BMVert *v)
 	BMEdge *e_first = v->e;
 	BMEdge *e_next;
 	
+	if (!e_first)
+		return true; /* single vertex is both root and tip */
 	e_next = bmesh_disk_edge_next(e_first, v);
 	
 	/* with a single edge, the vertex is either first or last of the curve;




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