[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [46107] trunk/blender/source/blender/bmesh /operators/bmo_hull.c: code cleanup: quiet clang warnings, these would likely never but wont hurt to quiet them,

[Campbell Barton]

Revision: 46107
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=46107
Author:   campbellbarton
Date:     2012-04-30 10:47:32 +0000 (Mon, 30 Apr 2012)
Log Message:
-----------
code cleanup: quiet clang warnings, these would likely never but wont hurt to quiet them,

Modified Paths:
--------------
    trunk/blender/source/blender/bmesh/operators/bmo_hull.c

Modified: trunk/blender/source/blender/bmesh/operators/bmo_hull.c
===================================================================
--- trunk/blender/source/blender/bmesh/operators/bmo_hull.c	2012-04-30 10:39:35 UTC (rev 46106)
+++ trunk/blender/source/blender/bmesh/operators/bmo_hull.c	2012-04-30 10:47:32 UTC (rev 46107)
@@ -424,7 +424,8 @@
 	}
 
 	/* Find widest axis */
-	widest_axis_len = 0;
+	widest_axis_len = 0.0f;
+	widest_axis = 0; /* set here in the unlikey case this isn't set below */
 	for (i = 0; i < 3; i++) {
 		float len = (max[i]->co[i] - min[i]->co[i]);
 		if (len >= widest_axis_len) {
@@ -441,6 +442,7 @@
 
 	/* Choose third vertex farthest from existing line segment */
 	largest_dist = 0;
+	tetra[2] = NULL;
 	for (i = 0; i < 3; i++) {
 		BMVert *v;
 		float dist;
@@ -460,7 +462,13 @@
 		}
 	}
 
-	BMO_elem_flag_enable(bm, tetra[2], HULL_FLAG_TETRA_VERT);
+	if (tetra[2]) {
+		BMO_elem_flag_enable(bm, tetra[2], HULL_FLAG_TETRA_VERT);
+	}
+	else {
+		return TRUE;
+	}
+
 	/* Check for colinear vertices */
 	if (largest_dist < 0.0001)
 		return TRUE;
@@ -478,7 +486,13 @@
 		}
 	}
 
-	BMO_elem_flag_enable(bm, tetra[3], HULL_FLAG_TETRA_VERT);
+	if (tetra[3]) {
+		BMO_elem_flag_enable(bm, tetra[3], HULL_FLAG_TETRA_VERT);
+	}
+	else {
+		return TRUE;
+	}
+
 	if (largest_dist < 0.0001)
 		return TRUE;