def __init__(self, initial_level):
super(World, self).__init__()
self.space = pymunk.Space()
self.space.gravity = (0.0, -900.0)
self.space.damping = 0.9
self.space.iterations = 20
self.splash = load_sound('data/sounds/splash.wav')
self.images = {}
self.sprites = []
self.actors = []
self.batch = Batch()
self.load_sprite('sprites/susie-destroy')
components.load_all()
self.squid = components.Susie(self)
self.width = None
self.goal = None
self.load(initial_level)
self.particles = ParticleSystem()
self.crashed = False
self.won = False
self.splash_group = None
def test_add_global_controllers(self):
from lepton import ParticleSystem
system = ParticleSystem()
test_controller = TestController()
self.assertEqual(len(system.controllers), 0)
system.add_global_controller(test_controller)
self.assertEqual(len(system.controllers), 1)
self.assertEqual(list(system.controllers), [test_controller])
def test_update(self):
from lepton import ParticleSystem
system = ParticleSystem()
group1 = TestGroup()
group2 = TestGroup()
system.add_group(group1)
system.add_group(group2)
self.failIf(group1.updated)
self.failIf(group2.updated)
system.update(0.05)
self.failUnless(group1.updated)
self.failUnless(group2.updated)
def test_draw(self):
from lepton import ParticleSystem
system = ParticleSystem()
group1 = TestGroup()
group2 = TestGroup()
system.add_group(group1)
system.add_group(group2)
self.failIf(group1.drawn)
self.failIf(group2.drawn)
system.draw()
self.failUnless(group1.drawn)
self.failUnless(group2.drawn)
def test_add_remove_group(self):
""""""
from lepton import ParticleSystem
system = ParticleSystem()
self.failIf(system.groups)
test_group = object()
system.add_group(test_group)
self.assertEqual(len(system.groups), 1)
system.remove_group(test_group)
self.assertEqual(len(system.groups), 0)
self.assertRaises(ValueError, system.remove_group, test_group)
def test_run_ahead(self):
from lepton import ParticleSystem
system = ParticleSystem()
group1 = TestGroup()
group2 = TestGroup()
system.add_group(group1)
system.add_group(group2)
self.failIf(group1.updated)
self.failIf(group2.updated)
system.run_ahead(2, 30)
self.assertEqual(group1.updated, 60)
self.assertEqual(group1.time_delta, 1.0 / 30.0)
self.assertEqual(group2.updated, 60)
self.assertEqual(group2.time_delta, 1.0 / 30.0)
self.failIf(group1.drawn)
self.failIf(group2.drawn)
def test_len_contains_iter(self):
"""Test built in __len__, __contains__, __iter__"""
from lepton import ParticleSystem
system = ParticleSystem()
test_group = object()
self.assertFalse(test_group in system)
self.assertEqual(list(iter(system)), [])
system.add_group(test_group)
self.assertEqual(len(system), 1)
self.assertEqual(len(system.groups), len(system))
self.assertTrue(test_group in system)
self.assertEqual(list(iter(system)), [test_group])
another_group = object()
self.assertFalse(another_group in system)
system.add_group(another_group)
self.assertTrue(another_group in system)
self.assertEqual(list(iter(system)), [test_group, another_group])
from lepton import (
Particle,
ParticleGroup,
default_system,
domain,
ParticleSystem,
)
from lepton.domain import Cylinder
from lepton.renderer import BillboardRenderer
from lepton.texturizer import SpriteTexturizer
from lepton.emitter import StaticEmitter, PerParticleEmitter
from lepton.controller import Lifetime, Movement, Fader, ColorBlender, Growth
from pymunk import Vec2d
diffuse_system = ParticleSystem()
class Trail:
LIFETIME = 0.2
sprite = pyglet.resource.texture('trail.png')
group = ParticleGroup(
controllers=[
Lifetime(LIFETIME),
#Fader(start_alpha=1.0, fade_out_start=0, fade_out_end=LIFETIME),
Growth(-50),
Movement(),
],
renderer=BillboardRenderer(SpriteTexturizer(sprite.id)))
