Fix T93074: Gpencil cutter not using flat caps in middle cuts

When cut an stroke using the option Flat Caps, the falt was not done if the cut was done in the middle of the stroke.

Now the flat is applied to the segments created and also some cleanup of the code done.

1 files changed, 6 insertions, 2 deletions

diff --git a/source/blender/blenkernel/intern/gpencil_geom.cc b/source/blender/blenkernel/intern/gpencil_geom.cc
index debdf44b0bb..fffc13c49a8 100644
--- a/source/blender/blenkernel/intern/gpencil_geom.cc
+++ b/source/blender/blenkernel/intern/gpencil_geom.cc
@@ -3122,8 +3122,9 @@ bGPDstroke *BKE_gpencil_stroke_delete_tagged_points(bGPdata *gpd,
                                                     bGPDstroke *gps,
                                                     bGPDstroke *next_stroke,
                                                     int tag_flags,
-                                                    bool select,
-                                                    int limit)
+                                                    const bool select,
+                                                    const bool flat_cap,
+                                                    const int limit)
 {
   tGPDeleteIsland *islands = (tGPDeleteIsland *)MEM_callocN(
       sizeof(tGPDeleteIsland) * (gps->totpoints + 1) / 2, "gp_point_islands");
@@ -3171,6 +3172,9 @@ bGPDstroke *BKE_gpencil_stroke_delete_tagged_points(bGPdata *gpd,
     for (idx = 0; idx < num_islands; idx++) {
       tGPDeleteIsland *island = &islands[idx];
       new_stroke = BKE_gpencil_stroke_duplicate(gps, false, true);
+      if (flat_cap) {
+        new_stroke->caps[1 - (idx % 2)] = GP_STROKE_CAP_FLAT;
+      }
 
       /* if cyclic and first stroke, save to join later */
       if ((is_cyclic) && (gps_first == nullptr)) {