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Transform: improve safety when restoring data

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This commit is contained in:
Germano Cavalcante
2023-01-11 12:08:04 -03:00
parent 3b761901b6
commit ad01cdd7fc
1 changed files with 7 additions and 5 deletions
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12
source/blender/editors/transform/transform_generics.c
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@@ -811,13 +811,15 @@ void applyTransObjects(TransInfo *t)
static void transdata_restore_basic(TransDataBasic *td_basic)
{
/* TransData for crease has no loc */
if (td_basic->loc) {
copy_v3_v3(td_basic->loc, td_basic->iloc);
if (td_basic->val) {
*td_basic->val = td_basic->ival;
}
if (td_basic->val && td_basic->val != td_basic->loc) {
*td_basic->val = td_basic->ival;
/* TODO(mano-wii): Only use 3D or larger vectors in `td->loc`.
* If `loc` and `val` point to the same address, it may indicate that `loc` is not 3D which is
* not safe for `copy_v3_v3`. */
if (td_basic->loc && td_basic->val != td_basic->loc) {
copy_v3_v3(td_basic->loc, td_basic->iloc);
}
}