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Merge branch 'blender-v2.93-release'

This commit is contained in:
Campbell Barton 2021-04-29 17:54:58 +10:00
parent b10649f27b 73af884df0
commit 868c8e8617
1 changed files with 13 additions and 0 deletions
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13
source/blender/blenkernel/intern/mesh_mirror.c
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@ -183,6 +183,19 @@ Mesh *BKE_mesh_mirror_apply_mirror_on_axis_for_modifier(MirrorModifierData *mmd,
if (do_bisect) {
copy_v3_v3(plane_co, itmp[3]);
copy_v3_v3(plane_no, itmp[axis]);
/* Account for non-uniform scale in `ob`, see: T87592. */
float ob_scale[3] = {
len_squared_v3(ob->obmat[0]),
len_squared_v3(ob->obmat[1]),
len_squared_v3(ob->obmat[2]),
};
/* Scale to avoid precision loss with extreme values. */
const float ob_scale_max = max_fff(UNPACK3(ob_scale));
if (LIKELY(ob_scale_max != 0.0f)) {
mul_v3_fl(ob_scale, 1.0f / ob_scale_max);
mul_v3_v3(plane_no, ob_scale);
}
}
}
else if (do_bisect) {