def MoveUp(self): self.camPos[1] -= self.stepY iworld2d.camera_world_pos( self.camPos[0], self.camPos[1] )
def MoveRight(self): self.camPos[0] += self.stepX iworld2d.camera_world_pos( self.camPos[0], self.camPos[1] )
def MoveDown(self): self.camPos[1] += self.stepY iworld2d.camera_world_pos( self.camPos[0], self.camPos[1] )
def MoveLeft(self): self.camPos[0] -= self.stepX iworld2d.camera_world_pos( self.camPos[0], self.camPos[1] )
def on_key_msg(msg, key):
global ball
if msg == game.MSG_KEY_DOWN:
if key is game.VK_F1:
for i in range(20):
test = create_obj("bear", 100, random.randint(50, 1000), random.randint(0, 100))
test.phy.body_type = iphy2d.DYNAMIC_BODY
elif key is game.VK_F2:
iphy2d.set_gravity((10, 1))
elif key is game.VK_F3:
iphy2d.set_gravity((0, 10))
elif key is game.VK_F4:
# 球和曲面的弹性系数均为0
test = create_obj("sin", 10, 250, 560)
ball = create_obj("obj", 11, 250, 400)
# 小球的碰撞参数是2，如果设为1，则不产生碰撞
ball.phy.category = 2
elif key == game.VK_F5:
iphy2d.set_gravity((0, 10))
destroy_map()
create_map()
elif key == game.VK_F7:
if not background.is_hide():
# 进入debug模式
background.hide()
import rabbit_obj
iworld2d.camera_world_scale(rabbit_obj.MAP_SCALE)
iworld2d.camera_world_pos(-512+rabbit_obj.MAP_SCALE*2+4, -368+rabbit_obj.MAP_SCALE*2-20)
iphy2d.set_debug_draw(True)
else:
# 还原
iphy2d.set_debug_draw(False)
background.show()
iworld2d.camera_world_scale(1)
iworld2d.camera_world_pos(0, 0)
elif key == game.VK_F11:
global pflag
pflag = not pflag
idemo_glb.API.show_performance(pflag)
elif key == game.VK_SPACE:
if ball:
ball.phy.apply_linear_impulse(math3d.vector2(0,100), ball.phy.position)
ball.phy.density = 100
ball.phy.restitution = 0
elif key == game.VK_1:
# 进入距离关节的演示(相当于box2d testbed的web)
rabbit_test_1.start()
elif key == game.VK_2:
# 进入旋转关节的演示(相当于box2d testbed的bridge)
rabbit_test_2.start()
elif key == game.VK_3:
# 进入移动关节的演示(相当于box2d testbed的prismatic)
rabbit_test_3.start()
elif key == game.VK_4:
# 进入组合关节的演示(相当于box2d testbed的slider crank)
rabbit_test_4.start()
elif key == game.VK_5:
# 进入摩擦关节的演示(相当于box2d testbed的apply force)
rabbit_test_5.start()
elif msg == game.MSG_KEY_PRESSED:
if key == game.MOUSE_BUTTON_LEFT:
# 如果按住鼠标左键，则更新浣熊位置
x = game.mouse_x
y = game.mouse_y
if obj_on_mouse:
obj_on_mouse.pos = (x, y)
obj_on_mouse.phy.body_type = iphy2d.STATIC_BODY
elif msg == game.MSG_KEY_UP:
if key == game.VK_SPACE:
if ball:
ball.phy.density = 0.3
