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Fix T79770: Crash opening 2.83 .blend with linked collection containing greasepencil object in 2.91 

The scene was null and could not be patched.
This commit is contained in:
Antonio Vazquez 2020-08-18 08:36:26 +02:00
parent d1057890c4
commit f94e322ab7
Notes: blender-bot 2023-02-14 10:29:30 +01:00 
Referenced by issue #79770, Crash opening 2.83 .blend with linked collection containing greasepencil object in 2.91
1 changed files with 13 additions and 11 deletions
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24
source/blender/blenloader/intern/versioning_290.c
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@ -188,17 +188,19 @@ void do_versions_after_linking_290(Main *bmain, ReportList *UNUSED(reports))
/* Patch first frame for old files. */
Scene *scene = bmain->scenes.first;
LISTBASE_FOREACH (Object *, ob, &bmain->objects) {
if (ob->type != OB_GPENCIL) {
continue;
}
bGPdata *gpd = ob->data;
LISTBASE_FOREACH (bGPDlayer *, gpl, &gpd->layers) {
bGPDframe *gpf = gpl->frames.first;
if (gpf && gpf->framenum > scene->r.sfra) {
bGPDframe *gpf_dup = BKE_gpencil_frame_duplicate(gpf);
gpf_dup->framenum = scene->r.sfra;
BLI_addhead(&gpl->frames, gpf_dup);
if (scene != NULL) {
LISTBASE_FOREACH (Object *, ob, &bmain->objects) {
if (ob->type != OB_GPENCIL) {
continue;
}
bGPdata *gpd = ob->data;
LISTBASE_FOREACH (bGPDlayer *, gpl, &gpd->layers) {
bGPDframe *gpf = gpl->frames.first;
if (gpf && gpf->framenum > scene->r.sfra) {
bGPDframe *gpf_dup = BKE_gpencil_frame_duplicate(gpf);
gpf_dup->framenum = scene->r.sfra;
BLI_addhead(&gpl->frames, gpf_dup);
}
}
}
}