def demo_3(self, world_width, world_height):
for _ in xrange(0, 10):
pos = Vector2(x=random() * world_width, y=random() * world_height)
size = random() * 50 + 25
ent = Circle(radius=size, position=pos, num_vertices=10)
bdy = RigidBody(entity=ent, mass=100)
v = Vector2(x=random() * 100, y=random() * 100)
o = Vector2(x=random() * size, y=random() * size)
bdy.add_impulse(Force(vector=v, offset=o))
self.scene.entities.append(ent)
self.world.add_body(bdy)
def on_mouse_press(self, x, y, button, modifiers):
#Clear the stored dx and dy
self.clicked_dx = 0
self.clicked_dy = 0
#If there is an item under the pointer, remove it from bodies,
#keep track of it by itself, and zero out all forces
for body in self.world.bodies:
if is_in_polygon(body.entity.get_screen_relative_vertices_vectors(
self.scene.top_left['x'], self.scene.top_left['y'],
self.scene.height), Vector2(x=x, y=y)):
self.world.remove_body(body)
self.clicked_object = body
self.clicked_object.zero_forces()
return
#If there was no object under the pointer, create a new object but
#keep it free from physics for now
if self.gen_entity == 'CIRCLE':
entity = Circle(radius=self.gen_size / 2, position=Vector2(
x=x + self.scene.top_left['x'],
y=self.scene.height - y + self.scene.top_left['y']))
elif self.gen_entity == 'SQUARE':
entity = Square(size=self.gen_size, position=Vector2(
x=x + self.scene.top_left['x'],
y=self.scene.height - y + self.scene.top_left['y']))
self.scene.entities.append(entity)
self.clicked_object = RigidBody(entity=entity, mass=self.gen_mass)
def demo_2(self, world_width, world_height):
for i in xrange(0, 5):
size = 50
pos = Vector2(x=(i * size * 1) + world_width/2 - (size * 3), y=world_height/2)
ent = Square(size=size, position=pos, num_vertices=10)
bdy = RigidBody(entity=ent, mass=100)
v = Vector2(x=random() * 100, y=random() * 100)
o = Vector2(x=random() * size, y=random() * size)
bdy.add_impulse(Force(vector=v, offset=o))
self.scene.entities.append(ent)
self.world.add_body(bdy)
for i in xrange(0, 5):
size = 50
pos = Vector2(x=(i * size * 1) + world_width/2 - (size * 3), y=world_height/2 + size)
ent = Square(size=size, position=pos, num_vertices=10)
bdy = RigidBody(entity=ent, mass=100)
self.scene.entities.append(ent)
self.world.add_body(bdy)
for i in xrange(0, 5):
size = 50
pos = Vector2(x=(i * size * 1) + world_width/2 - (size * 3), y=world_height/2 + 2 * size)
ent = Square(size=size, position=pos, num_vertices=10)
bdy = RigidBody(entity=ent, mass=100)
self.scene.entities.append(ent)
self.world.add_body(bdy)
sq4 = Circle(radius=25, position=Vector2(x=world_width/2 + 10, y=100))
self.scene.entities.append(sq4)
body4 = RigidBody(entity=sq4, mass=10)
body4.add_impulse(Force(vector=Vector2(x=0, y=100000)))
self.world.add_body(body4)
class Simulation(object):
def __init__(self, width, height):
# create pyglet window
self.window = pyglet.window.Window(resizable=True)
self.window.on_draw = self.on_draw
self.window.on_key_press = self.on_key_press
self.window.on_key_release = self.on_key_release
self.window.on_mouse_press = self.on_mouse_press
self.window.on_mouse_release = self.on_mouse_release
self.window.on_mouse_drag = self.on_mouse_drag
self.window.width = width
self.window.height = height
self.menu_window = False
self.gen_entity = 'SQUARE'
self.gen_size = 50
self.gen_mass = 500
self.key_pressed = []
self.clicked_object = None
self.clicked_dx = 0
self.clicked_dy = 0
# create fps display
self.fps_display = pyglet.clock.ClockDisplay()
self.clock = 0
# sync clock
pyglet.clock.schedule_interval(self.tick, 1.0/60.0)
pyglet.clock.set_fps_limit(60)
# create world
world_width = 3000
world_height = 3000
self.world = World(world_width, world_height)
# create scene- match dimensions of the app window
self.scene = Scene(width=width, height=height, background_width=world_width, background_height=world_height)
#self.demo_1(world_width, world_height)
#self.demo_2(world_width, world_height)
#self.demo_3(world_width, world_height)
# initialize background music
self.music = Music()
self.music.play_bg()
# Making the player here (testing)
mag = 40000
offset = 400
player_type = Triangle(size=20, position=Vector2(x=offset, y=offset))
self.scene.entities.append(player_type)
self.player = Player(entity=player_type, mass=100)
self.world.add_body(self.player)
def tick(self, dt):
# update physics
self.world.update(dt)
self.player.translate(dt, self.key_pressed)
# move scene
if key.LEFT in self.key_pressed:
self.scene.translate_x(-10)
if key.RIGHT in self.key_pressed:
self.scene.translate_x(10)
if key.UP in self.key_pressed:
self.scene.translate_y(-10)
if key.DOWN in self.key_pressed:
self.scene.translate_y(10)
if key.M in self.key_pressed:
self.music.pause_bg()
self.key_pressed.remove(key.M)
self.clock += 1
def on_draw(self):
# clear window
self.window.clear()
# redraw scene
self.scene.render()
# draw fps clock
self.fps_display.draw()
self.player.draw(self.scene)
# draw foreground/ui ? in here or scene
def on_key_press(self, symbol, modifiers):
if symbol == key.ESCAPE:
if not self.menu_window:
# self.tick, self.tick_stub = self.tick_stub, self.tick
pyglet.clock.unschedule(self.tick)
self.menu_window = True
self.menu_window = Menu(self, width=500, height=500)
return pyglet.event.EVENT_HANDLED
else:
self.key_pressed.append(symbol)
def on_key_release(self, symbol, modifiers):
if symbol in self.key_pressed:
self.key_pressed.remove(symbol)
def demo_1(self, world_width, world_height):
mag = 100000
offset = 100
sq1 = Square(size=50, position=Vector2(x=offset, y=offset))
self.scene.entities.append(sq1)
body1 = RigidBody(entity=sq1, mass=100)
body1.add_impulse(Force(vector=Vector2(x=mag, y=mag)))
self.world.add_body(body1)
sq2 = Circle(size=50, position=Vector2(x=world_width-offset, y=offset))
self.scene.entities.append(sq2)
body2 = RigidBody(entity=sq2, mass=100)
body2.add_impulse(Force(vector=Vector2(x=-mag, y=mag)))
self.world.add_body(body2)
sq3 = Square(size=50, position=Vector2(x=offset, y=world_height/2-offset))
self.scene.entities.append(sq3)
body3 = RigidBody(entity=sq3, mass=100)
body3.add_impulse(Force(vector=Vector2(x=mag, y=-0)))
self.world.add_body(body3)
sq4 = Circle(size=50, position=Vector2(x=world_width - offset, y=world_height/2-offset))
self.scene.entities.append(sq4)
body4 = RigidBody(entity=sq4, mass=100)
body4.add_impulse(Force(vector=Vector2(x=-mag, y=0)))
self.world.add_body(body4)
def demo_2(self, world_width, world_height):
for i in xrange(0, 5):
size = 50
pos = Vector2(x=(i * size * 1) + world_width/2 - (size * 3), y=world_height/2)
ent = Square(size=size, position=pos, num_vertices=10)
bdy = RigidBody(entity=ent, mass=100)
v = Vector2(x=random() * 100, y=random() * 100)
o = Vector2(x=random() * size, y=random() * size)
bdy.add_impulse(Force(vector=v, offset=o))
self.scene.entities.append(ent)
self.world.add_body(bdy)
for i in xrange(0, 5):
size = 50
pos = Vector2(x=(i * size * 1) + world_width/2 - (size * 3), y=world_height/2 + size)
ent = Square(size=size, position=pos, num_vertices=10)
bdy = RigidBody(entity=ent, mass=100)
self.scene.entities.append(ent)
self.world.add_body(bdy)
for i in xrange(0, 5):
size = 50
pos = Vector2(x=(i * size * 1) + world_width/2 - (size * 3), y=world_height/2 + 2 * size)
ent = Square(size=size, position=pos, num_vertices=10)
bdy = RigidBody(entity=ent, mass=100)
self.scene.entities.append(ent)
self.world.add_body(bdy)
sq4 = Circle(radius=25, position=Vector2(x=world_width/2 + 10, y=100))
self.scene.entities.append(sq4)
body4 = RigidBody(entity=sq4, mass=10)
body4.add_impulse(Force(vector=Vector2(x=0, y=100000)))
self.world.add_body(body4)
def demo_3(self, world_width, world_height):
for _ in xrange(0, 10):
pos = Vector2(x=random() * world_width, y=random() * world_height)
size = random() * 50 + 25
ent = Circle(radius=size, position=pos, num_vertices=10)
bdy = RigidBody(entity=ent, mass=100)
v = Vector2(x=random() * 100, y=random() * 100)
o = Vector2(x=random() * size, y=random() * size)
bdy.add_impulse(Force(vector=v, offset=o))
self.scene.entities.append(ent)
self.world.add_body(bdy)
def on_mouse_press(self, x, y, button, modifiers):
#Clear the stored dx and dy
self.clicked_dx = 0
self.clicked_dy = 0
#If there is an item under the pointer, remove it from bodies,
#keep track of it by itself, and zero out all forces
for body in self.world.bodies:
if is_in_polygon(body.entity.get_screen_relative_vertices_vectors(
self.scene.top_left['x'], self.scene.top_left['y'],
self.scene.height), Vector2(x=x, y=y)):
self.world.remove_body(body)
self.clicked_object = body
self.clicked_object.zero_forces()
return
#If there was no object under the pointer, create a new object but
#keep it free from physics for now
if self.gen_entity == 'CIRCLE':
entity = Circle(radius=self.gen_size / 2, position=Vector2(
x=x + self.scene.top_left['x'],
y=self.scene.height - y + self.scene.top_left['y']))
elif self.gen_entity == 'SQUARE':
entity = Square(size=self.gen_size, position=Vector2(
x=x + self.scene.top_left['x'],
y=self.scene.height - y + self.scene.top_left['y']))
self.scene.entities.append(entity)
self.clicked_object = RigidBody(entity=entity, mass=self.gen_mass)
def on_mouse_drag(self, x, y, dx, dy, buttons, modifiers):
#Store the dx and dy since mouse release does not track movements
self.clicked_dx = dx
self.clicked_dy = dy
#If there is an item being clicked on, move it.
if self.clicked_object is not None:
self.clicked_object.entity.translate_vector(Vector2(x=dx, y=-dy))
def on_mouse_release(self, x, y, button, modifiers):
#If there is an object being clicked on, release it with the velocity
#determined from self.dx and self.dy
if self.clicked_object is not None:
self.world.add_body(self.clicked_object)
self.clicked_object.add_impulse(Force(
vector=Vector2(x=self.clicked_dx*100000, y=-self.clicked_dy*100000)))
#Clear the stored dx, dy, as well as the object being clicked on
self.clicked_dx = 0
self.clicked_dy = 0
self.clicked_object = None
self.clicked_offset = None
def demo_1(self, world_width, world_height):
mag = 100000
offset = 100
sq1 = Square(size=50, position=Vector2(x=offset, y=offset))
self.scene.entities.append(sq1)
body1 = RigidBody(entity=sq1, mass=100)
body1.add_impulse(Force(vector=Vector2(x=mag, y=mag)))
self.world.add_body(body1)
sq2 = Circle(size=50, position=Vector2(x=world_width-offset, y=offset))
self.scene.entities.append(sq2)
body2 = RigidBody(entity=sq2, mass=100)
body2.add_impulse(Force(vector=Vector2(x=-mag, y=mag)))
self.world.add_body(body2)
sq3 = Square(size=50, position=Vector2(x=offset, y=world_height/2-offset))
self.scene.entities.append(sq3)
body3 = RigidBody(entity=sq3, mass=100)
body3.add_impulse(Force(vector=Vector2(x=mag, y=-0)))
self.world.add_body(body3)
sq4 = Circle(size=50, position=Vector2(x=world_width - offset, y=world_height/2-offset))
self.scene.entities.append(sq4)
body4 = RigidBody(entity=sq4, mass=100)
body4.add_impulse(Force(vector=Vector2(x=-mag, y=0)))
self.world.add_body(body4)
