예제 #1
0
def _bounce_one(a1, a2):
    # Bounces a1
    dir_angle = vectors.angle(a2.pos, a1.pos)

    vel_angle = vectors.angle(a1.velocity)

    # If they are head on then we want to swivel them a little
    if vectors.bound_angle(dir_angle[0] + 180) == vel_angle[0]:
        dir_angle[0] = vectors.bound_angle(dir_angle[0] + 40)

    # Keep trying distances further and further apart until they're
    # not going to be overlapping any more
    overlapping = True
    dist = vectors.total_velocity(a1.velocity)

    a2_rect = (a2.pos[0], a2.pos[1], a2.size[0], a2.size[1])

    while overlapping:
        new_pos = vectors.add_vectors(a1.pos,
                                      vectors.move_to_vector(dir_angle, dist))

        new_rect = (new_pos[0], new_pos[1], a1.size[0], a1.size[1])

        if not geometry.rect_collision(new_rect, a2_rect, True):
            overlapping = False

        dist += 1

    # Add a bit to be safe
    new_pos = vectors.add_vectors(
        a1.pos,
        vectors.move_to_vector(dir_angle,
                               dist + vectors.total_velocity(a1.velocity)))

    a1.pos = new_pos
예제 #2
0
def _bounce_one(a1, a2):
    # Bounces a1
    dir_angle = vectors.angle(a2.pos, a1.pos)
    
    vel_angle = vectors.angle(a1.velocity)
    
    # If they are head on then we want to swivel them a little
    if vectors.bound_angle(dir_angle[0]+180) == vel_angle[0]:
        dir_angle[0] = vectors.bound_angle(dir_angle[0] + 40)
    
    # Keep trying distances further and further apart until they're
    # not going to be overlapping any more
    overlapping = True
    dist = vectors.total_velocity(a1.velocity)
    
    a2_rect = (a2.pos[0], a2.pos[1], a2.size[0], a2.size[1])
    
    while overlapping:
        new_pos = vectors.add_vectors(a1.pos, vectors.move_to_vector(
            dir_angle, dist
        ))
        
        new_rect = (new_pos[0], new_pos[1], a1.size[0], a1.size[1])
        
        if not geometry.rect_collision(new_rect, a2_rect, True):
            overlapping = False
        
        dist += 1
    
    # Add a bit to be safe
    new_pos = vectors.add_vectors(a1.pos, vectors.move_to_vector(
        dir_angle, dist + vectors.total_velocity(a1.velocity)
    ))
    
    a1.pos = new_pos
예제 #3
0
    def _move_ai(self, target):
        # We can drift to the side (like a spaceship)
        if self.drifts:
            # First we turn
            if self._turn_ai(target):

                # And if facing the right way we accelerate
                self._accelerate_ai(target)
            else:
                if vectors.total_velocity(self.velocity) > 0:
                    self._decelerate_ai()
        else:
            # We cannot drift (like a tank)
            origional_facing = list(self.facing)
            if self._turn_ai(target):
                # We are facing the right way, lets accelerate
                self._accelerate_ai(target)

            else:
                # Wrong way, if we are moving we need to stop before turning
                if self.velocity.magnitude() > 0:
                    self.facing = origional_facing
                    self._decelerate_ai()