Patch [#37115] Surface split and separate operators

Added surface support to recent curve split operator, completing quick hack todo
Updated nurbs separate operator to make use of new split logic, completing tools todo
Added 'Delete segment' option to surfaces and improved surface duplication, used for split/separate

1 files changed, 20 insertions, 0 deletions

diff --git a/source/blender/blenkernel/intern/curve.c b/source/blender/blenkernel/intern/curve.c
index e255732d3fb..ca9f97b754c 100644
--- a/source/blender/blenkernel/intern/curve.c
+++ b/source/blender/blenkernel/intern/curve.c
@@ -579,6 +579,26 @@ Nurb *BKE_nurb_duplicate(Nurb *nu)
 	return newnu;
 }
 
+/* copy the nurb but allow for different number of points (to be copied after this) */
+Nurb *BKE_nurb_copy(Nurb *src, int pntsu, int pntsv)
+{
+	Nurb *newnu = (Nurb *)MEM_mallocN(sizeof(Nurb), "copyNurb");
+	memcpy(newnu, src, sizeof(Nurb));
+
+	if (pntsu == 1) SWAP(int, pntsu, pntsv);
+	newnu->pntsu = pntsu;
+	newnu->pntsv = pntsv;
+
+	if (src->bezt) {
+		newnu->bezt = (BezTriple *)MEM_mallocN(pntsu * pntsv * sizeof(BezTriple), "copyNurb2");
+	}
+	else {
+		newnu->bp = (BPoint *)MEM_mallocN(pntsu * pntsv * sizeof(BPoint), "copyNurb3");
+	}
+
+	return newnu;
+}
+
 void BKE_nurbList_duplicate(ListBase *lb1, ListBase *lb2)
 {
 	Nurb *nu, *nun;