import pygame

import math

class BasicObject:

def __init__(self,gameObjects,rect):

self.rect = rect

self.active = True

self.gameObjects = gameObjects

def step(self):

pass

def draw(self):

pass

def collision(self,gameObjects):

pass

def getCenterX(self):

return self.rect.left+self.rect.width/2

def getCenterY(self):

return self.rect.top+self.rect.height/2

def getBottomY(self):

return self.rect.top+self.rect.height

def angle_between_vectors_degrees(self,u, v):

dot_product = sum(i*j for i, j in zip(u, v))

norm_u = math.sqrt(sum(i**2 for i in u))

norm_v = math.sqrt(sum(i**2 for i in v))

cos_theta = dot_product / (norm_u * norm_v)

angle_rad = math.acos(cos_theta)

angle_deg = math.degrees(angle_rad)

return angle_deg

def getAxisDistToObjectX(self,other):

return other.getCenterX()-self.getCenterX()

def getAxisDistToObjectY(self,other):

return other.getCenterY()-self.getCenterY()

def createObject(self,obj):

self.gameObjects.append(obj)

def removeObject(self,obj):

if obj in self.gameObjects:

self.gameObjects.remove(obj)