mouseThreePressed = True
if drawQuadtree:
drawQuadtree = False
else:
drawQuadtree = True
elif event.type == pygame.MOUSEBUTTONUP and event.button == 3 and mouseThreePressed:
mouseThreePressed = False
quadTree.reset()
for particle in particles:
particle.randomMove()
quadTree.insert(particle)
if drawQuadtree:
quadTree.draw(screen)
for tree in quadTree.loop():
for particleA in tree.particles:
particleA.colliding = False
for particleB in tree.particles:
if particleA != particleB and Particle.checkCollision(
particleA, particleB):
particleA.colliding = True
particleA.draw(screen)
pygame.display.update()
