improved the design of the knob component

knob.py

@@ -6,16 +6,16 @@ class Knob:
     def __init__(self, screen):
         self.screen = screen
         self.radius = screen.get_width()/20
-        self.fill_color = (255,0,255)
+        self.fill_color = (160,0,255)
         self.position = (screen.get_width()/2, screen.get_height()/2)
-        self.value = 0.1
+        self.value = 0
 
     def set_value(self, value):
         self.value = value
 
     def get_pointer_position(self):
-        x = self.radius * math.cos((self.value * 2 + 0.5) * math.pi) + self.position[0]
-        y = self.radius * math.sin((self.value * 2 + 0.5) * math.pi) + self.position[1]
+        x = self.radius * math.cos((self.value * 0.8 * 2 + 0.7) * math.pi) + self.position[0]
+        y = self.radius * math.sin((self.value * 0.8 * 2 + 0.7) * math.pi) + self.position[1]
         return(x, y)
 
     def display(self):

main.py

@@ -1,4 +1,3 @@
-# Example file showing a basic pygame "game loop"
 import pygame
 from knob import *
 
@@ -25,7 +24,6 @@ while running:
     # RENDER YOUR GAME HERE
     knob1.display()
 
-
     # flip() the display to put your work on screen
     pygame.display.flip()