def on_touch_down(self, touch):
for ball in [self.ball1, self.ball2]:
touch_vector = Vec(touch.pos) - Vec(ball.center)
touch_vector_mag = touch_vector.length()
unit_touch_vector = touch_vector / touch_vector_mag
ball.vel = 5.0 * unit_touch_vector
print touch_vector
def moverIncremental(self, dt):
#verifica, com a cesta, se devo parar o movimento
if (self.cesta.verificaBola(self) == False):
return False
#calcula nova posical de x e y
self._x = self.x0 + self.v0 * cos(self.theta) * self.t
self._y = self.y0 + self.v0 * sin(
self.theta) * self.t - 9.81 * self.t * self.t / 2
#atribui a nova posição para a bola
self.pos = Vec(self._x, self._y)
#incrementa o tempo
self.t = self.t + dt
def update(self, dt):
for ball in [self.ball1, self.ball2]:
if ball.collide_widget(self.wall_left):
ball.vel[0] = abs(ball.vel[0])
elif ball.collide_widget(self.wall_right):
ball.vel[0] = -abs(ball.vel[0])
if ball.collide_widget(self.wall_top):
ball.vel[1] = -abs(ball.vel[1])
elif ball.collide_widget(self.wall_down):
ball.vel[1] = abs(ball.vel[1])
if self.ball1.collide_widget(self.ball2):
col_vector = Vec(self.ball1.pos) - Vec(self.ball2.pos)
col_vector_mag = col_vector.length()
self.ball1.vel = 5.0 / col_vector_mag * col_vector
self.ball2.vel = -5.0 / col_vector_mag * col_vector
self.ball1.pos = Vec(self.ball1.vel) + Vec(self.ball1.pos)
self.ball2.pos = Vec(self.ball2.vel) + Vec(self.ball2.pos)
def update2(self,dt):
self.ball2.pos = Vec(self.vel2) + self.ball2.pos
if self.ball2.x<0: self.vel2[0] *= -1
if self.ball2.x>self.width-50: self.vel2[0] *= -1
if self.ball2.y<0: self.vel2[1] *= -1
if self.ball2.y>self.height-50: self.vel2[1] *= -1
def update1(self,dt):
self.ball1.pos = Vec(self.vel1) + self.ball1.pos
if self.ball1.x<0: self.vel1[0] *= -1
if self.ball1.x>self.width-50: self.vel1[0] *= -1
if self.ball1.y<0: self.vel1[1] *= -1
if self.ball1.y>self.height-50: self.vel1[1] *= -1