From 01499103185a8068b3ad493e3c5c7bcdf4bf3c12 Mon Sep 17 00:00:00 2001
From: Dale Fugier <dale@mcneel.com>
Date: Wed, 31 Oct 2018 15:30:11 -0700
Subject: [PATCH] Added SampleSetCurveWeight.py

---
 rhinopython/SampleSetCurveWeight.py | 55 +++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 rhinopython/SampleSetCurveWeight.py

diff --git a/rhinopython/SampleSetCurveWeight.py b/rhinopython/SampleSetCurveWeight.py
new file mode 100644
index 00000000..a3d1bd91
--- /dev/null
+++ b/rhinopython/SampleSetCurveWeight.py
@@ -0,0 +1,55 @@
+################################################################################
+# SampleSetCurveWeight.py
+# Copyright (c) 2018 Robert McNeel & Associates.
+# See License.md in the root of this repository for details.
+################################################################################
+import clr
+import Rhino
+import System
+import rhinoscriptsyntax as rs
+import scriptcontext as sc
+
+################################################################################
+# Set the weight of a curve control point like the Weight command.
+# Keeping this version so I have reference to a fancy Overloads example.
+################################################################################
+def SetCurveWeightEx(nc, i, w):
+    nc.Points.MakeRational()
+    # There are a couple of versions of NurbsCurvePointList.GetPoint.
+    # This code helps call the correct one.
+    tref = clr.GetClrType(Rhino.Geometry.Point3d).MakeByRefType() 
+    rc, p = nc.Points.GetPoint.Overloads[System.Int32, tref](i)
+    if w != 1.0 and Rhino.RhinoMath.IsValidDouble(w):
+        nc.Points.SetPoint(i, p, w)
+    else:
+        nc.Points.SetPoint(i, p, 1.0)
+
+################################################################################
+# Set the weight of a curve control point like the Weight command.
+################################################################################
+def SetCurveWeight(nc, i, w):
+    nc.Points.MakeRational()
+    p = nc.Points[i].Location
+    if w != 1.0 and Rhino.RhinoMath.IsValidDouble(w):
+        nc.Points.SetPoint(i, p, w)
+    else:
+        nc.Points.SetPoint(i, p, 1.0)
+
+################################################################################
+# Main function
+################################################################################
+def SampleSetCurveWeight():
+    crv_id = rs.GetObject(preselect=True)
+    crv = rs.coercecurve(crv_id)
+    
+    nc = crv.ToNurbsCurve()
+    SetCurveWeight(nc, 2, 0.1)
+    
+    sc.doc.Objects.Replace(crv_id, nc)
+    sc.doc.Views.Redraw()
+
+# Check to see if this file is being executed as the "main" python
+# script instead of being used as a module by some other python script
+# This allows us to use the module which ever way we want.
+if __name__ == "__main__":
+    SampleSetCurveWeight()
\ No newline at end of file