Difficult-Rocket/try/pymunk/sample.py
2022-01-19 20:21:57 +08:00

398 lines
10 KiB
Python

"""Showcase what the output of pymunk.pyglet_util draw methods will look like.
See pygame_util_demo.py for a comparison to pygame.
"""
__docformat__ = "reStructuredText"
import sys
import pyglet
import pymunk
import pymunk.pyglet_util
from pymunk.vec2d import Vec2d
def fill_space(space, custom_color=(255, 255, 0, 255)):
captions = []
### Static
captions.append(((50, 680), "Static Shapes"))
# Static Segments
segments = [
pymunk.Segment(space.static_body, (10, 400), (10, 600), 0),
pymunk.Segment(space.static_body, (20, 400), (20, 600), 1),
pymunk.Segment(space.static_body, (30, 400), (30, 600), 3),
pymunk.Segment(space.static_body, (50, 400), (50, 600), 5),
]
space.add(*segments)
b = pymunk.Body(body_type=pymunk.Body.STATIC)
b.position = (40, 630)
b.angle = 3.14 / 7
s = pymunk.Segment(b, (-30, 0), (30, 0), 2)
space.add(b, s)
# Static Circles
b = pymunk.Body(body_type=pymunk.Body.STATIC)
b.position = (120, 630)
s = pymunk.Circle(b, 10)
space.add(b, s)
b = pymunk.Body(body_type=pymunk.Body.STATIC)
b.position = (120, 630)
s = pymunk.Circle(b, 10, (-30, 0))
space.add(b, s)
b = pymunk.Body(body_type=pymunk.Body.STATIC)
b.position = (120, 560)
b.angle = 3.14 / 4
s = pymunk.Circle(b, 40)
space.add(b, s)
# Static Polys
b = pymunk.Body(body_type=pymunk.Body.STATIC)
b.position = (120, 460)
b.angle = 3.14 / 4
s = pymunk.Poly(b, [(0, -25), (30, 25), (-30, 25)])
space.add(b, s)
b = pymunk.Body(body_type=pymunk.Body.STATIC)
b.position = (120, 500)
t = pymunk.Transform(ty=-100)
s = pymunk.Poly(b, [(0, -25), (30, 25), (-30, 25)], t, radius=1)
space.add(b, s)
b = pymunk.Body(body_type=pymunk.Body.STATIC)
b.position = (50, 430)
t = pymunk.Transform(ty=-100)
s = pymunk.Poly(
b,
[
(0.0, -30.0),
(19.0, -23.0),
(30.0, -5.0),
(26.0, 15.0),
(10.0, 28.0),
(-10.0, 28.0),
(-26.0, 15.0),
(-30.0, -5.0),
(-19.0, -23.0),
],
t,
)
space.add(b, s)
### Kinematic
captions.append(((220, 680), "Kinematic Shapes"))
# Kinematic Segments
b = pymunk.Body(body_type=pymunk.Body.KINEMATIC)
segments = [
pymunk.Segment(b, (180, 400), (180, 600), 0),
pymunk.Segment(b, (190, 400), (190, 600), 1),
pymunk.Segment(b, (200, 400), (200, 600), 3),
pymunk.Segment(b, (220, 400), (220, 600), 5),
]
space.add(b, *segments)
b = pymunk.Body(body_type=pymunk.Body.KINEMATIC)
b.position = (210, 630)
b.angle = 3.14 / 7
s = pymunk.Segment(b, (-30, 0), (30, 0), 2)
space.add(b, s)
# Kinematic Circles
b = pymunk.Body(body_type=pymunk.Body.KINEMATIC)
b.position = (290, 630)
s = pymunk.Circle(b, 10)
space.add(b, s)
b = pymunk.Body(body_type=pymunk.Body.KINEMATIC)
b.position = (290, 630)
s = pymunk.Circle(b, 10, (-30, 0))
space.add(b, s)
b = pymunk.Body(body_type=pymunk.Body.KINEMATIC)
b.position = (290, 560)
b.angle = 3.14 / 4
s = pymunk.Circle(b, 40)
space.add(b, s)
# Kinematic Polys
b = pymunk.Body(body_type=pymunk.Body.KINEMATIC)
b.position = (290, 460)
b.angle = 3.14 / 4
s = pymunk.Poly(b, [(0, -25), (30, 25), (-30, 25)])
space.add(b, s)
b = pymunk.Body(body_type=pymunk.Body.KINEMATIC)
b.position = (290, 500)
t = pymunk.Transform(ty=-100)
s = pymunk.Poly(b, [(0, -25), (30, 25), (-30, 25)], t, radius=3)
space.add(b, s)
b = pymunk.Body(body_type=pymunk.Body.KINEMATIC)
b.position = (230, 430)
t = pymunk.Transform(ty=-100)
s = pymunk.Poly(
b,
[
(19.0, -50.0),
(30.0, -5.0),
(26.0, 15.0),
(10.0, 38.0),
(-10.0, 38.0),
(-26.0, 15.0),
(-30.0, -5.0),
(-19.0, -50.0),
],
t,
)
space.add(b, s)
### Dynamic
captions.append(((390, 680), "Dynamic Shapes"))
# Dynamic Segments
b = pymunk.Body(1, 1)
segments = [
pymunk.Segment(b, (350, 400), (350, 600), 0),
pymunk.Segment(b, (360, 400), (360, 600), 1),
pymunk.Segment(b, (370, 400), (370, 600), 3),
pymunk.Segment(b, (390, 400), (390, 600), 5),
]
space.add(b, *segments)
b = pymunk.Body(1, 1)
b.position = (380, 630)
b.angle = 3.14 / 7
s = pymunk.Segment(b, (-30, 0), (30, 0), 7)
space.add(b, s)
# Dynamic Circles
b = pymunk.Body(1, 1)
b.position = (460, 630)
s = pymunk.Circle(b, 10)
space.add(b, s)
b = pymunk.Body(1, 1)
b.position = (460, 630)
s = pymunk.Circle(b, 10, (-30, 0))
space.add(b, s)
b = pymunk.Body(1, 1)
b.position = (460, 560)
b.angle = 3.14 / 4
s = pymunk.Circle(b, 40)
space.add(b, s)
# Dynamic Polys
b = pymunk.Body(1, 1)
b.position = (460, 460)
b.angle = 3.14 / 4
s = pymunk.Poly(b, [(0, -25), (30, 25), (-30, 25)])
space.add(b, s)
b = pymunk.Body(1, 1)
b.position = (460, 500)
s = pymunk.Poly(
b, [(0, -25), (30, 25), (-30, 25)], pymunk.Transform(ty=-100), radius=5
)
space.add(b, s)
b = pymunk.Body(1, 1)
b.position = (400, 430)
s = pymunk.Poly(
b, [(0, -50), (50, 0), (30, 50), (-30, 50), (-50, 0)], pymunk.Transform(ty=-100)
)
space.add(b, s)
###Constraints
# PinJoints
captions.append(((560, 660), "Pin Joint"))
a = pymunk.Body(1, 1)
a.position = (550, 600)
sa = pymunk.Circle(a, 20)
b = pymunk.Body(1, 1)
b.position = (650, 620)
sb = pymunk.Circle(b, 20)
j = pymunk.PinJoint(a, b, anchor_a=(0, 0), anchor_b=(0, -20))
space.add(sa, sb, a, b, j)
# SlideJoints
captions.append(((560, 560), "Slide Joint"))
a = pymunk.Body(1, 1)
a.position = (550, 500)
sa = pymunk.Circle(a, 20)
b = pymunk.Body(1, 1)
b.position = (650, 520)
sb = pymunk.Circle(b, 20)
j = pymunk.SlideJoint(a, b, anchor_a=(0, 20), anchor_b=(0, -20), min=10, max=30)
space.add(sa, sb, a, b, j)
# PivotJoints
captions.append(((560, 460), "Pivot Joint"))
a = pymunk.Body(1, 1)
a.position = (550, 400)
sa = pymunk.Circle(a, 20)
b = pymunk.Body(1, 1)
b.position = (650, 420)
sb = pymunk.Circle(b, 20)
j = pymunk.PivotJoint(a, b, (600, 390))
space.add(sa, sb, a, b, j)
# GrooveJoints
captions.append(((760, 660), "Groove Joint"))
a = pymunk.Body(1, 1)
a.position = (750, 600)
sa = pymunk.Circle(a, 20)
b = pymunk.Body(1, 1)
b.position = (850, 620)
sb = pymunk.Circle(b, 20)
j = pymunk.GrooveJoint(a, b, (40, 40), (40, -40), (-60, 0))
space.add(sa, sb, a, b, j)
# DampedSpring
captions.append(((760, 550), "Damped Spring"))
a = pymunk.Body(1, 1)
a.position = (750, 480)
sa = pymunk.Circle(a, 20)
b = pymunk.Body(1, 1)
b.position = (850, 500)
sb = pymunk.Circle(b, 20)
j = pymunk.DampedSpring(a, b, (0, 0), (0, 10), 100, 1, 1)
space.add(sa, sb, a, b, j)
# DampedRotarySpring
captions.append(((740, 430), "Damped Rotary Spring"))
a = pymunk.Body(1, 1)
a.position = (750, 350)
sa = pymunk.Circle(a, 20)
b = pymunk.Body(1, 1)
b.position = (850, 380)
sb = pymunk.Circle(b, 20)
j = pymunk.DampedRotarySpring(a, b, 10, 1, 1)
space.add(sa, sb, a, b, j)
# RotaryLimitJoint
captions.append(((740, 300), "Rotary Limit Joint"))
a = pymunk.Body(1, 1)
a.position = (750, 220)
sa = pymunk.Circle(a, 20)
b = pymunk.Body(1, 1)
b.position = (850, 250)
sb = pymunk.Circle(b, 20)
j = pymunk.RotaryLimitJoint(a, b, 1, 2)
b.angle = 3
space.add(sa, sb, a, b, j)
# RatchetJoint
captions.append(((740, 170), "Ratchet Joint"))
a = pymunk.Body(1, 1)
a.position = (750, 100)
sa = pymunk.Circle(a, 20)
b = pymunk.Body(1, 1)
b.position = (850, 120)
sb = pymunk.Circle(b, 20)
j = pymunk.RatchetJoint(a, b, 1, 0.1)
b.angle = 3
space.add(sa, sb, a, b, j)
# GearJoint and SimpleMotor omitted since they are similar to the already
# added joints
# TODO: more stuff here :)
### Other
# Objects in custom color
captions.append(((150, 150), "Custom Color (static, kinematic & dynamic)"))
b = pymunk.Body(body_type=pymunk.Body.STATIC)
b.position = (200, 200)
s = pymunk.Circle(b, 30)
s.color = custom_color
space.add(b, s)
b = pymunk.Body(body_type=pymunk.Body.KINEMATIC)
b.position = (300, 200)
s = pymunk.Circle(b, 30)
s.color = custom_color
space.add(b, s)
b = pymunk.Body(1, 1)
b.position = (400, 200)
s = pymunk.Circle(b, 30)
s.color = custom_color
space.add(b, s)
# Collision
captions.append(((550, 150), "Collisions"))
b = pymunk.Body(body_type=pymunk.Body.STATIC)
b.position = (570, 200)
s = pymunk.Circle(b, 40)
space.add(b, s)
b = pymunk.Body(1, 1)
b.position = (590, 250)
s = pymunk.Circle(b, 40)
space.add(b, s)
# Sleeping
captions.append(((50, 150), "Sleeping"))
b = pymunk.Body(1, 1)
b.position = (75, 200)
space.sleep_time_threshold = 0.01
s = pymunk.Circle(b, 40)
space.add(s, b)
b.sleep()
space.step(0.000001)
return captions
window = pyglet.window.Window(1000, 700, vsync=False)
space = pymunk.Space()
draw_options = pymunk.pyglet_util.DrawOptions()
captions = fill_space(space)
textbatch = pyglet.graphics.Batch()
pyglet.text.Label(
"Demo example of shapes drawn by pyglet_util.draw()",
x=5,
y=5,
batch=textbatch,
color=(100, 100, 100, 255),
)
for caption in captions:
x, y = caption[0]
y = y - 10
pyglet.text.Label(caption[1], x=x, y=y, batch=textbatch, color=(50, 50, 50, 255))
batch = pyglet.graphics.Batch()
# otherwise save screenshot wont work
_ = pyglet.window.FPSDisplay(window)
@window.event
def on_draw():
pyglet.gl.glClearColor(255, 255, 255, 255)
window.clear()
space.debug_draw(draw_options)
textbatch.draw()
@window.event
def on_key_press(symbol, modifiers):
if symbol == pyglet.window.key.P:
pyglet.image.get_buffer_manager().get_color_buffer().save(
"pyglet_util_demo.png"
)
pyglet.app.run()