_

UI/Objects/nr_objects/controllable_objects/RopeInteractiveDot.py

@@ -0,0 +1,31 @@
+import math
+import pygame
+
+
+class RopeInteractiveDot:
+    def __init__(self, position, r, color, force, forcefield_range, scene):
+        self.position = position
+        self.r = r
+        self.color = color
+        self.force = force
+        self.forcefield_range = forcefield_range
+        self.scene = scene
+
+    def blit(self):
+        pygame.draw.circle(self.scene.s, self.color, self.scene.matrix @ self.position, self.r)
+
+    def input(self, mouse_pos, clicked):
+        self.position = mouse_pos
+
+        if clicked:
+            for object_ in self.scene.nrd_objects:
+                if object_.__class__.__name__ == "Rope":
+                    for node in object_.nodes:
+                        if math.sqrt(sum((node.position - self.position) ** 2)) < self.forcefield_range:
+                            force_vector = node.position - self.position
+                            force_vector /= math.sqrt(sum(force_vector ** 2))
+                            force_vector *= self.force
+
+                            node.position += force_vector
+
+