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https://github.com/quantum5/punyverse.git
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309 lines
11 KiB
Python
309 lines
11 KiB
Python
#!/usr/bin/python
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import os
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import time
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from math import hypot
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from operator import attrgetter
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import pyglet
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import six
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from pyglet.gl import *
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from pyglet.window import key, mouse
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from punyverse.glgeom import *
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MOUSE_SENSITIVITY = 0.3 # Mouse sensitivity, 0..1, none...hyperspeed
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MAX_DELTA = 5
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SEED = int(time.time())
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def entity_distance(x0, y0, z0):
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def distance(entity):
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x1, y1, z1 = entity.location
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return hypot(hypot(x1 - x0, y1 - y0), z1 - z0)
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return distance
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class Punyverse(pyglet.window.Window):
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def __init__(self, *args, **kwargs):
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super(Punyverse, self).__init__(*args, **kwargs)
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self.fps = 0
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self.info = True
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self.debug = False
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self.orbit = True
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self.running = True
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self.moving = True
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self.info_precise = False
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self.atmosphere = True
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self.cloud = True
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self.constellations = False
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self.ticks = [
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1, 2, 5, 10, 20, 40, 60, # Second range
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120, 300, 600, 1200, 1800, 2700, 3600, # Minute range
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7200, 14400, 21600, 43200, 86400, # Hour range
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172800, 432000, 604800, # 2, 5, 7 days
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1209600, 2592000, # 2 week, 1 month
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5270400, 7884000, 15768000, 31536000, # 2, 3, 6, 12 months
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63072000, 157680000, 315360000, # 2, 5, 10 years
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630720000, 1576800000, 3153600000, # 20, 50, 100 years
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]
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self.key_handler = {}
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self.mouse_press_handler = {}
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self.exclusive = False
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self.modifiers = 0
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self.world = None
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def initialize(self, world):
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self.world = world
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def speed_incrementer(object, increment):
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def incrementer():
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object.speed += increment
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return incrementer
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def attribute_toggler(object, attribute):
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getter = attrgetter(attribute)
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def toggler():
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setattr(object, attribute, not getter(object))
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return toggler
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def increment_tick():
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index = self.ticks.index(self.world.tick_length) + 1
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if index < len(self.ticks):
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self.world.tick_length = self.ticks[index]
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def decrement_tick():
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index = self.ticks.index(self.world.tick_length) - 1
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if index >= 0:
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self.world.tick_length = self.ticks[index]
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self.key_handler = {
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key.ESCAPE: pyglet.app.exit,
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key.NUM_ADD: speed_incrementer(self.world.cam, 1),
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key.NUM_SUBTRACT: speed_incrementer(self.world.cam, -1),
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key.NUM_MULTIPLY: speed_incrementer(self.world.cam, 10),
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key.NUM_DIVIDE: speed_incrementer(self.world.cam, -10),
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key.PAGEUP: speed_incrementer(self.world.cam, 100),
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key.PAGEDOWN: speed_incrementer(self.world.cam, -100),
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key.HOME: speed_incrementer(self.world.cam, 1000),
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key.END: speed_incrementer(self.world.cam, -1000),
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key.R: self.world.cam.reset_roll,
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key.I: attribute_toggler(self, 'info'),
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key.D: attribute_toggler(self, 'debug'),
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key.O: attribute_toggler(self, 'orbit'),
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key.P: attribute_toggler(self, 'info_precise'),
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key.C: attribute_toggler(self, 'cloud'),
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key.X: attribute_toggler(self, 'atmosphere'),
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key.L: attribute_toggler(self, 'constellations'),
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key.ENTER: attribute_toggler(self, 'running'),
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key.INSERT: increment_tick,
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key.DELETE: decrement_tick,
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key.SPACE: self.world.spawn_asteroid,
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key.E: lambda: self.set_exclusive_mouse(False),
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key.F: lambda: self.set_fullscreen(not self.fullscreen),
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}
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self.mouse_press_handler = {
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mouse.LEFT: self.world.spawn_asteroid,
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mouse.RIGHT: attribute_toggler(self, 'moving'),
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}
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glClearColor(0, 0, 0, 1)
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glClearDepth(1.0)
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glAlphaFunc(GL_GEQUAL, 0.2)
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glDepthFunc(GL_LEQUAL)
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glEnable(GL_DEPTH_TEST)
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glShadeModel(GL_SMOOTH)
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glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA)
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glMatrixMode(GL_MODELVIEW)
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glEnable(GL_LIGHTING)
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glEnable(GL_LIGHT0)
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glEnable(GL_LIGHT1)
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fv4 = GLfloat * 4
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glLightfv(GL_LIGHT0, GL_POSITION, fv4(.5, .5, 1, 0))
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glLightfv(GL_LIGHT0, GL_SPECULAR, fv4(.5, .5, 1, 1))
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glLightfv(GL_LIGHT0, GL_DIFFUSE, fv4(1, 1, 1, 1))
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glLightfv(GL_LIGHT1, GL_POSITION, fv4(1, 0, .5, 0))
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glLightfv(GL_LIGHT1, GL_DIFFUSE, fv4(.5, .5, .5, 1))
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glLightfv(GL_LIGHT1, GL_SPECULAR, fv4(1, 1, 1, 1))
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self.info_engine = FontEngine()
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pyglet.clock.schedule(self.update)
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self.on_resize(self.width, self.height) # On resize handler does nothing unless it's loaded
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def screenshot(self):
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image = pyglet.image.get_buffer_manager().get_color_buffer()
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if hasattr(self, '_hwnd') and not self.modifiers & key.MOD_CTRL:
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from ctypes import windll
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from PIL import Image
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import tempfile
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CF_BITMAP = 2
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image = Image.frombytes(image.format, (image.width, image.height), image.get_image_data().data)
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image = image.convert('RGB').transpose(Image.FLIP_TOP_BOTTOM)
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fd, filename = tempfile.mkstemp('.bmp')
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try:
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with os.fdopen(fd, 'wb') as file:
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image.save(file, 'BMP')
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if isinstance(filename, six.binary_type):
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filename = filename.decode('mbcs' if os.name == 'nt' else 'utf8')
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image = windll.user32.LoadImageW(None, filename, 0, 0, 0, 0x10)
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windll.user32.OpenClipboard(self._hwnd)
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windll.user32.EmptyClipboard()
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windll.user32.SetClipboardData(CF_BITMAP, image)
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windll.user32.CloseClipboard()
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finally:
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os.remove(filename)
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else:
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image.save(os.path.expanduser('~/punyverse.png'))
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def set_exclusive_mouse(self, exclusive):
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super(Punyverse, self).set_exclusive_mouse(exclusive)
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self.exclusive = exclusive
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def on_mouse_press(self, x, y, button, modifiers):
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self.modifiers = modifiers
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if not self.exclusive:
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self.set_exclusive_mouse(True)
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else:
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if button in self.mouse_press_handler:
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self.mouse_press_handler[button]()
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def on_mouse_motion(self, x, y, dx, dy):
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if self.exclusive: # Only handle camera movement if mouse is grabbed
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self.world.cam.mouse_move(dx * MOUSE_SENSITIVITY, dy * MOUSE_SENSITIVITY)
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def on_key_press(self, symbol, modifiers):
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self.modifiers = modifiers
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if symbol == key.Q:
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self.screenshot()
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if self.exclusive: # Only handle keyboard input if mouse is grabbed
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if symbol in self.key_handler:
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self.key_handler[symbol]()
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elif symbol == key.A:
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self.world.cam.roll_left = True
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elif symbol == key.S:
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self.world.cam.roll_right = True
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def on_key_release(self, symbol, modifiers):
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if symbol == key.A:
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self.world.cam.roll_left = False
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elif symbol == key.S:
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self.world.cam.roll_right = False
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def on_resize(self, width, height):
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if not width or not height:
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# Sometimes this happen for no reason?
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return
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glViewport(0, 0, width, height)
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glMatrixMode(GL_PROJECTION)
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self.world.resize(width, height)
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glLoadMatrixf(self.world.projection_matrix())
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glMatrixMode(GL_MODELVIEW)
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def on_mouse_scroll(self, x, y, scroll_x, scroll_y):
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self.world.cam.speed += scroll_y * 50 + scroll_x * 500
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def get_time_per_second(self):
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time = self.world.tick_length
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unit = 'seconds'
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for size, name in ((60, 'minutes'), (60, 'hours'), (24, 'days'), (365, 'years')):
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if time < size:
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break
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time /= size
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unit = name
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result = '%s %s' % (round(time, 1), unit)
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return result
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def update(self, dt):
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self.world.update(dt, move=self.exclusive and self.moving, tick=self.running)
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def on_draw(self):
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
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glLoadMatrixf(self.world.view_matrix())
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c = self.world.cam
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x, y, z = c.x, c.y, c.z
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glEnable(GL_LIGHTING)
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world = self.world
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get_distance = entity_distance(x, y, z)
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if x != world.x or y != world.y or z != world.z:
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world.tracker.sort(key=get_distance, reverse=True)
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world.tracker.sort(key=attrgetter('background'), reverse=True)
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world.x, world.y, world.z = x, y, z
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for entity in world.tracker:
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entity.draw(self)
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glColor4f(1, 1, 1, 1)
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glDisable(GL_TEXTURE_2D)
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width, height = self.get_size()
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if self.info:
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projection = Matrix4f([
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2 / width, 0, 0, 0,
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0, -2 / height, 0, 0,
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0, 0, -1, 0,
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-1, 1, 0, 1,
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])
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if self.info_precise:
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info = ('%d FPS @ (x=%.2f, y=%.2f, z=%.2f) @ %s, %s/s\n'
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'Direction(pitch=%.2f, yaw=%.2f, roll=%.2f)\nTick: %d' %
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(pyglet.clock.get_fps(), c.x, c.y, c.z, self.world.cam.speed, self.get_time_per_second(),
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c.pitch, c.yaw, c.roll, self.world.tick))
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else:
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info = ('%d FPS @ (x=%.2f, y=%.2f, z=%.2f) @ %s, %s/s\n' %
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(pyglet.clock.get_fps(), c.x, c.y, c.z, self.world.cam.speed, self.get_time_per_second()))
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glEnable(GL_BLEND)
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shader = self.world.activate_shader('text')
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shader.uniform_mat4('u_projMatrix', projection)
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self.info_engine.draw(info)
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glActiveTexture(GL_TEXTURE0)
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glBindTexture(GL_TEXTURE_2D, self.world.font_tex)
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shader.uniform_texture('u_alpha', 0)
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shader.uniform_vec3('u_color', 1, 1, 1)
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shader.uniform_vec2('u_start', 10, 10)
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shader.vertex_attribute('a_rc', self.info_engine.position_size, self.info_engine.type, GL_FALSE,
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self.info_engine.stride, self.info_engine.position_offset)
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shader.vertex_attribute('a_tex', self.info_engine.tex_size, self.info_engine.type, GL_FALSE,
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self.info_engine.stride, self.info_engine.tex_offset)
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glDrawArrays(GL_TRIANGLES, 0, self.info_engine.vertex_count)
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self.info_engine.end()
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self.world.activate_shader(None)
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glDisable(GL_BLEND)
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ortho(width, height)
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with glRestore(GL_CURRENT_BIT | GL_LINE_BIT):
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glLineWidth(2)
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cx, cy = width / 2, height / 2
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glColor4f(0, 1, 0, 1)
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circle(10, 20, (cx, cy))
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frustrum()
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