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RNA: face-map access

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Currently RNA doesn't give us a good way of accessing singleton layers,
for now expose as a layer list (skin & paint-pask do this too).

Noted in T47811 that this should be changed.
This commit is contained in:
Campbell Barton
2017-07-20 18:37:30 +10:00
parent 819f3b37da
commit f5f34a9aa6
3 changed files with 207 additions and 2 deletions
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42
source/blender/blenkernel/intern/mesh.c
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@@ -387,6 +387,48 @@ void BKE_mesh_ensure_skin_customdata(Mesh *me)
}
}
bool BKE_mesh_ensure_facemap_customdata(struct Mesh *me)
{
BMesh *bm = me->edit_btmesh ? me->edit_btmesh->bm : NULL;
bool changed = false;
if (bm) {
if (!CustomData_has_layer(&bm->pdata, CD_FACEMAP)) {
BM_data_layer_add(bm, &bm->pdata, CD_FACEMAP);
changed = true;
}
}
else {
if (!CustomData_has_layer(&me->pdata, CD_FACEMAP)) {
CustomData_add_layer(&me->pdata,
CD_FACEMAP,
CD_DEFAULT,
NULL,
me->totpoly);
changed = true;
}
}
return changed;
}
bool BKE_mesh_clear_facemap_customdata(struct Mesh *me)
{
BMesh *bm = me->edit_btmesh ? me->edit_btmesh->bm : NULL;
bool changed = false;
if (bm) {
if (CustomData_has_layer(&bm->pdata, CD_FACEMAP)) {
BM_data_layer_free(bm, &bm->pdata, CD_FACEMAP);
changed = true;
}
}
else {
if (CustomData_has_layer(&me->pdata, CD_FACEMAP)) {
CustomData_free_layers(&me->pdata, CD_FACEMAP, me->totpoly);
changed = true;
}
}
return changed;
}
/* this ensures grouped customdata (e.g. mtexpoly and mloopuv and mtface, or
* mloopcol and mcol) have the same relative active/render/clone/mask indices.
*