def __call__(self, world, actor, interval):
"""Perform the update"""
dx = self.parent.x - self.ox
dy = self.parent.y - self.oy
#
if dx or dy:
actor.move(dx * self.sx, dy * self.sy)
self.ox = self.parent.x
self.oy = self.parent.y
def __call__(self, world, actor, interval):
"""Perform the update"""
dx = self.parent.x - self.ox
dy = self.parent.y - self.oy
#
if dx or dy:
actor.move(dx*self.sx, dy*self.sy)
self.ox = self.parent.x
self.oy = self.parent.y
def __call__(self, world, actor, interval):
"""Perform the motion"""
if actor.active:
dy = dx = 0
if self._n and self._keyboard.isDown(self._n):
dy = -self._speed
if self._s and self._keyboard.isDown(self._s):
dy = +self._speed
if self._e and self._keyboard.isDown(self._e):
dx = +self._speed
if self._w and self._keyboard.isDown(self._w):
dx = -self._speed
actor.move(dx, dy)
def __call__(self, world, actor, interval):
"""Perform the motion"""
if actor.active:
dy = dx = 0
if self._n and self._keyboard.isDown(self._n):
dy = -self._speed
if self._s and self._keyboard.isDown(self._s):
dy = +self._speed
if self._e and self._keyboard.isDown(self._e):
dx = +self._speed
if self._w and self._keyboard.isDown(self._w):
dx = -self._speed
actor.move(dx, dy)
def __call__(self, world, actor, interval):
"""Do the movement"""
#
# Forces
offset = self._target - Vec2d(actor.x, actor.y)
force = self._spring_constant*offset.length*offset.normalized()
damping = -self._damping*self._v
#
# Update velocity and position
self._v += (force + damping)*interval/1000.0
dx, dy = self._v*interval/1000.0
actor.move(dx, dy)
#
if offset.length < self._dead_zone:
return B_COMPLETED
def __call__(self, world, actor, interval):
"""Do the movement"""
#
# Forces
offset = self._target - Vec2d(actor.x, actor.y)
force = self._spring_constant * offset.length * offset.normalized()
damping = -self._damping * self._v
#
# Update velocity and position
self._v += (force + damping) * interval / 1000.0
dx, dy = self._v * interval / 1000.0
actor.move(dx, dy)
#
if offset.length < self._dead_zone:
return B_COMPLETED
def __call__(self, world, actor, interval):
"""Update the actor position"""
actor.move(self.vx * interval/1000.0, self.vy * interval/1000.0)
def __call__(self, world, actor, interval):
"""Update the actor position"""
actor.move(self.vx * interval / 1000.0, self.vy * interval / 1000.0)
