70 lines
1.8 KiB
Python
70 lines
1.8 KiB
Python
from math import sin, cos, sqrt
|
|
import pyglet
|
|
from pyglet.gl import *
|
|
|
|
|
|
def vec(*args):
|
|
return (GLfloat * len(args))(*args)
|
|
|
|
|
|
class GameEventHandler(object): # 这里用GameEventHandler把事件包装了一下
|
|
rx, ry = 0, 0
|
|
track = []
|
|
|
|
def on_draw(self):
|
|
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
|
|
|
|
# glLoadIdentity()
|
|
position = (sin(integral_drift[0] / 2) / sqrt(integral_drift[0]),
|
|
cos(integral_drift[1] / 2) / sqrt(integral_drift[1]))
|
|
self.track.append(position)
|
|
|
|
|
|
glColor3f(1, 1, 1)
|
|
glBegin(GL_LINE_STRIP)
|
|
for v in self.track:
|
|
glVertex3f(v[0], v[1], 0)
|
|
glEnd()
|
|
|
|
@staticmethod
|
|
def on_resize(width, height):
|
|
return pyglet.event.EVENT_HANDLED
|
|
|
|
|
|
def scene_init():
|
|
# One-time GL setup
|
|
glClearColor(0, 0, 0, 1)
|
|
glEnable(GL_DEPTH_TEST)
|
|
glEnable(GL_CULL_FACE)
|
|
glEnable(GL_BLEND) # 启用混合功能，将图形颜色同周围颜色相混合
|
|
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA)
|
|
|
|
glEnable(GL_POLYGON_SMOOTH) # 多边形抗锯齿
|
|
# glHint(GL_POLYGON_SMOOTH, GL_NICEST)
|
|
|
|
glEnable(GL_LINE_SMOOTH) # 线抗锯齿
|
|
# glHint(GL_LINE_SMOOTH_HINT, GL_NICEST)
|
|
|
|
glEnable(GL_POINT_SMOOTH) # 点抗锯齿
|
|
# glHint(GL_POINT_SMOOTH, GL_NICEST)
|
|
|
|
pass
|
|
|
|
|
|
def update(dt):
|
|
delta_x = 5 * dt
|
|
delta_y = 5 * dt
|
|
delta_z = 5 * dt
|
|
integral_drift[0] += delta_x
|
|
integral_drift[1] += delta_y
|
|
integral_drift[2] += delta_z
|
|
pass
|
|
|
|
|
|
window = pyglet.window.Window(resizable=True)
|
|
scene_init()
|
|
integral_drift = [0.1, 0.1, 0.1] # 位移的总和
|
|
game_event = GameEventHandler()
|
|
window.push_handlers(game_event.on_draw)
|
|
pyglet.app.event_loop.clock.schedule(update) # 单位时间触发update
|
|
pyglet.app.run() |