diff options
| -rw-r--r-- | source/blender/bmesh/operators/bmo_hull.c | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/source/blender/bmesh/operators/bmo_hull.c b/source/blender/bmesh/operators/bmo_hull.c index 09ccbfec1b1..106c629841b 100644 --- a/source/blender/bmesh/operators/bmo_hull.c +++ b/source/blender/bmesh/operators/bmo_hull.c @@ -424,7 +424,8 @@ static int hull_find_large_tetrahedron(BMesh *bm, BMOperator *op, } /* 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 @@ static int hull_find_large_tetrahedron(BMesh *bm, BMOperator *op, /* 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 @@ static int hull_find_large_tetrahedron(BMesh *bm, BMOperator *op, } } - 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 @@ static int hull_find_large_tetrahedron(BMesh *bm, BMOperator *op, } } - 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; |