curve remove doubles

just for polycurves, for beziers, it ruins beziers because it does
conversion into mesh and back.

scripts/addons/cam/__init__.py

@@ -674,6 +674,7 @@ def get_panels():#convenience function for bot register and unregister functions
 	ops.CamOffsetSilhouete,
 	ops.CamObjectSilhouete,
 	ops.CamCurveIntarsion,
+	ops.CamCurveRemoveDoubles,
 	
 	
 	

scripts/addons/cam/ops.py

@@ -644,7 +644,30 @@ class CamCurveIntarsion(bpy.types.Operator):
 		o3.select=True
 		return {'FINISHED'}	
 		
+class CamCurveRemoveDoubles(bpy.types.Operator):
+	'''curve remove doubles - warning, removes beziers!'''
+	bl_idname = "object.curve_remove_doubles"
+	bl_label = "Remove doubles - curve"
+	bl_options = {'REGISTER', 'UNDO'}
+
+	def execute(self, context):
+		mode=False
+		if bpy.context.mode=='EDIT_CURVE':
+			bpy.ops.object.editmode_toggle()
+			mode=True
+		bpy.ops.object.convert(target='MESH')
+		bpy.ops.object.editmode_toggle()
+		bpy.ops.mesh.select_all(action='TOGGLE')
+		bpy.ops.mesh.remove_doubles()
+		bpy.ops.object.editmode_toggle()
+		bpy.ops.object.convert(target='CURVE')
+
+		if mode:
+			bpy.ops.object.editmode_toggle()
 		
+		return {'FINISHED'}	
+		
+
 #this operator finds the silhouette of objects(meshes, curves just get converted) and offsets it.
 class CamOffsetSilhouete(bpy.types.Operator):
 	'''Curve offset operation '''

scripts/addons/cam/ui.py

@@ -681,4 +681,4 @@ class VIEW3D_PT_tools_curvetools(bpy.types.Panel):
 		layout.operator("object.curve_boolean")
 		layout.operator("object.curve_intarsion")
 		layout.operator("object.silhouete_offset")
-		layout.operator("object.make_lod")
+		layout.operator("object.curve_remove_doubles")

scripts/addons/cam/utils.py

@@ -913,7 +913,8 @@ def chunksToMesh(chunks,o):
 				last=Vector(ch.points[-1])
 				first=Vector(chunks[chi+1].points[0])
 				vect=first-last
-				if (o.strategy=='PARALLEL' or o.strategy=='CROSS') and vect.z==0 and vect.length<o.dist_between_paths*2.5:#case of neighbouring paths
+				if (o.machine_axes=='3' and (o.strategy=='PARALLEL' or o.strategy=='CROSS') and vect.z==0 and vect.length<o.dist_between_paths*2.5):
+					#or (o.machine_axes =='4' and vect.lengt<o.dist_between_paths*4):#case of neighbouring paths
 					lift=False
 				if abs(vect.x)<e and abs(vect.y)<e:#case of stepdown by cutting.
 					lift=False