[Bf-blender-cvs] [1f9965f8524] soc-2020-greasepencil-curve: GPencil: WIP: sync selection

[Falk David]

Commit: 1f9965f8524b677d4f2c837acb0e5a28688381d3
Author: Falk David
Date:   Mon Jun 22 16:10:36 2020 +0200
Branches: soc-2020-greasepencil-curve
https://developer.blender.org/rB1f9965f8524b677d4f2c837acb0e5a28688381d3

GPencil: WIP: sync selection

===================================================================

M	source/blender/blenkernel/intern/gpencil_curve.c

===================================================================

diff --git a/source/blender/blenkernel/intern/gpencil_curve.c b/source/blender/blenkernel/intern/gpencil_curve.c
index 14e2a9836c4..9eabfae2e50 100644
--- a/source/blender/blenkernel/intern/gpencil_curve.c
+++ b/source/blender/blenkernel/intern/gpencil_curve.c
@@ -539,9 +539,34 @@ void BKE_gpencil_stroke_editcurve_update(bGPDstroke *gps, float error_threshold)
   if (editcurve == NULL) {
     return;
   }
+  /* update the selection based on the selected points in the stroke */
+  BKE_gpencil_editcurve_sync_selection(gps, editcurve);
   gps->editcurve = editcurve;
 }
 
+void BKE_gpencil_editcurve_sync_selection(bGPDstroke *gps, bGPDcurve *gpc)
+{
+  if (gps->flag & GP_STROKE_SELECT) {
+    gpc->flag |= GP_CURVE_SELECT;
+  }
+  else {
+    gpc->flag &= ~GP_CURVE_SELECT;
+  }
+
+  for (int i = 0; i < gpc->tot_curve_points; i++) {
+    bGPDcurve_point *gpc_pt = &gpc->curve_points[i];
+    bGPDspoint *pt = &gps->points[gpc_pt->point_index];
+    if (pt->flag & GP_SPOINT_SELECT) {
+      gpc_pt->flag |= GP_CURVE_POINT_SELECT;
+      BEZT_SEL_ALL(&gpc_pt->bezt);
+    }
+    else {
+      gpc_pt->flag &= ~GP_CURVE_POINT_SELECT;
+      BEZT_DESEL_ALL(&gpc_pt->bezt);
+    }
+  }
+}
+
 /**
  * Update editcurve for all selected strokes.
  */