Fix T67545: GPencil - New Merge by Distance operator

Merge points when the distance is less than a predefined value.

The method to interpolate the position created a wrong merge. Now, always the secondary point is merged with the first one (merge at first), except the last point.

1 files changed, 4 insertions, 0 deletions

diff --git a/source/blender/blenkernel/BKE_gpencil.h b/source/blender/blenkernel/BKE_gpencil.h
index 9ec872f3676..3dfd6eb466c 100644
--- a/source/blender/blenkernel/BKE_gpencil.h
+++ b/source/blender/blenkernel/BKE_gpencil.h
@@ -197,6 +197,10 @@ void BKE_gpencil_simplify_stroke(struct bGPDstroke *gps, float factor);
 void BKE_gpencil_simplify_fixed(struct bGPDstroke *gps);
 void BKE_gpencil_subdivide(struct bGPDstroke *gps, int level, int flag);
 bool BKE_gpencil_trim_stroke(struct bGPDstroke *gps);
+void BKE_gpencil_merge_distance_stroke(struct bGPDframe *gpf,
+                                       struct bGPDstroke *gps,
+                                       const float threshold,
+                                       const bool use_unselected);
 
 void BKE_gpencil_stroke_2d_flat(const struct bGPDspoint *points,
                                 int totpoints,