1 files changed, 110 insertions, 0 deletions
diff --git a/curve_tools/curve_remove_doubles.py b/curve_tools/curve_remove_doubles.py
new file mode 100644
index 00000000..ca26895b
--- /dev/null
+++ b/curve_tools/curve_remove_doubles.py
@@ -0,0 +1,110 @@
+import bpy, mathutils
+
+
+bl_info = {
+    'name': 'Curve Remove Doubles',
+    'author': 'Michael Soluyanov',
+    'version': (1, 1),
+    'blender': (2, 80, 0),
+    'location': 'View3D > Context menu (W/RMB) > Remove Doubles',
+    'description': 'Adds comand "Remove Doubles" for curves',
+    'category': 'Object'
+}
+
+def main(context, distance = 0.01):
+    
+    obj = context.active_object
+    dellist = []
+    
+    if bpy.ops.object.mode_set.poll():
+        bpy.ops.object.mode_set(mode='EDIT')
+    
+    for spline in obj.data.splines: 
+        if len(spline.bezier_points) > 1:
+            for i in range(0, len(spline.bezier_points)): 
+                
+                if i == 0:
+                    ii = len(spline.bezier_points) - 1
+                else:        
+                    ii = i - 1
+                    
+                dot = spline.bezier_points[i];
+                dot1 = spline.bezier_points[ii];   
+                    
+                while dot1 in dellist and i != ii:
+                    ii -= 1
+                    if ii < 0: 
+                        ii = len(spline.bezier_points)-1
+                    dot1 = spline.bezier_points[ii]
+                    
+                if dot.select_control_point and dot1.select_control_point and (i!=0 or spline.use_cyclic_u):   
+                    
+                    if (dot.co-dot1.co).length < distance:
+                        # remove points and recreate hangles
+                        dot1.handle_right_type = "FREE"
+                        dot1.handle_right = dot.handle_right
+                        dot1.co = (dot.co + dot1.co) / 2
+                        dellist.append(dot)
+                        
+                    else:
+                        # Handles that are on main point position converts to vector,
+                        # if next handle are also vector
+                        if dot.handle_left_type == 'VECTOR' and (dot1.handle_right - dot1.co).length < distance:
+                            dot1.handle_right_type = "VECTOR"
+                        if dot1.handle_right_type == 'VECTOR' and (dot.handle_left - dot.co).length < distance:
+                            dot.handle_left_type = "VECTOR"  
+                      
+                            
+    
+    bpy.ops.curve.select_all(action = 'DESELECT')
+
+    for dot in dellist:
+        dot.select_control_point = True
+        
+    count = len(dellist)
+    
+    bpy.ops.curve.delete(type = 'VERT')
+    
+    bpy.ops.curve.select_all(action = 'SELECT')
+    
+    return count
+    
+
+
+class CurveRemvDbs(bpy.types.Operator):
+    """Merge consecutive points that are near to each other"""
+    bl_idname = 'curve.remove_doubles'
+    bl_label = 'Remove Doubles'
+    bl_options = {'REGISTER', 'UNDO'}
+
+    distance: bpy.props.FloatProperty(name = 'Distance', default = 0.01)
+
+    @classmethod
+    def poll(cls, context):
+        obj = context.active_object
+        return (obj and obj.type == 'CURVE')
+
+    def execute(self, context):
+        removed=main(context, self.distance)
+        self.report({'INFO'}, "Removed %d bezier points" % removed)
+        return {'FINISHED'}
+
+
+
+
+def menu_func(self, context):
+    self.layout.operator(CurveRemvDbs.bl_idname, text='Remove Doubles')
+
+def register():
+    bpy.utils.register_class(CurveRemvDbs)
+    bpy.types.VIEW3D_MT_edit_curve_context_menu.append(menu_func)
+
+def unregister():
+    bpy.utils.unregister_class(CurveRemvDbs)
+    bpy.types.VIEW3D_MT_edit_curve_context_menu.remove(menu_func)
+
+if __name__ == "__main__":
+    register()
+
+
+