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Fix T66967: skin modifier crash scaling skin radius to zero

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This commit is contained in:
Campbell Barton 2020-06-02 23:45:51 +10:00
parent ae2f21f378
commit 0a00fbd265
1 changed files with 7 additions and 1 deletions
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8
source/blender/modifiers/intern/MOD_skin.c
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@ -922,7 +922,13 @@ static Mesh *subdivide_base(Mesh *orig)
u = e->v1;
radrat = (half_v2(outnode[e->v2].radius) / half_v2(outnode[e->v1].radius));
radrat = (radrat + 1) / 2;
if (isfinite(radrat)) {
radrat = (radrat + 1) / 2;
}
else {
/* Happens when skin is scaled to zero. */
radrat = 1.0f;
}
/* Add vertices and edge segments */
for (j = 0; j < edge_subd[i]; j++, v++, outedge++) {