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correction for poly_to_tri_count() when given zero poly count.

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Campbell Barton
2012-12-27 05:08:16 +00:00
parent 89364fd0fa
commit f9b2788ddc
1 changed files with 10 additions and 3 deletions
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13
source/blender/blenlib/intern/math_geom_inline.c
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@@ -173,9 +173,16 @@ MINLINE int min_axis_v3(const float vec[3])
*/
MINLINE int poly_to_tri_count(const int poly_count, const int corner_count)
{
const double poly_count_d = (double)poly_count;
const double corner_count_d = (double)corner_count;
return (int)((((corner_count_d / poly_count_d) - 2.0) * poly_count_d) + 0.5);
if (poly_count != 0) {
const double poly_count_d = (double)poly_count;
const double corner_count_d = (double)corner_count;
BLI_assert(poly_count > 0);
BLI_assert(corner_count > 0);
return (int)((((corner_count_d / poly_count_d) - 2.0) * poly_count_d) + 0.5);
}
else {
return 0;
}
}
#endif /* __MATH_GEOM_INLINE_C__ */