GP: Revert replace custom function by standard API

Using custom api breaks material at object level

1 files changed, 15 insertions, 0 deletions

diff --git a/source/blender/blenkernel/intern/gpencil.c b/source/blender/blenkernel/intern/gpencil.c
index 4f126e065d0..6d771148723 100644
--- a/source/blender/blenkernel/intern/gpencil.c
+++ b/source/blender/blenkernel/intern/gpencil.c
@@ -1543,3 +1543,18 @@ void BKE_gpencil_stats_update(bGPdata *gpd)
 	}
 
 }
+
+/* get material index */
+int BKE_gpencil_get_material_index(Object *ob, Material *ma)
+{
+	short *totcol = give_totcolp(ob);
+	Material *read_ma = NULL;
+	for (short i = 0; i < *totcol; i++) {
+		read_ma = give_current_material(ob, i + 1);
+		if (ma == read_ma) {
+			return i + 1;
+		}
+	}
+
+	return 0;
+}