Source code for direct.particles.ParticleFloorTest


from panda3d.core import NodePath
from panda3d.physics import LinearVectorForce
from direct.particles import ParticleEffect
from direct.particles import Particles
from direct.particles import ForceGroup


[docs]class ParticleFloorTest(NodePath):
[docs] def __init__(self): NodePath.__init__(self, "particleFloorTest") # Sort Order of Particles self.setDepthWrite(0) # Load Particle Effects self.f = ParticleEffect.ParticleEffect() self.f.reparentTo(self) self.p0 = Particles.Particles('particles-1') # Particles parameters self.p0.setFactory("PointParticleFactory") self.p0.setRenderer("PointParticleRenderer") self.p0.setEmitter("SphereVolumeEmitter") self.p0.setPoolSize(64) self.p0.setBirthRate(0.020) self.p0.setLitterSize(7) self.p0.setLitterSpread(2) self.p0.setSystemLifespan(0.0000) #self.p0.setLocalVelocityFlag(1) self.p0.setFloorZ(-1.0) self.p0.setSystemGrowsOlderFlag(0) # Factory parameters self.p0.factory.setLifespanBase(10.000) self.p0.factory.setLifespanSpread(0.50) self.p0.factory.setMassBase(1.80) self.p0.factory.setMassSpread(1.00) self.p0.factory.setTerminalVelocityBase(400.0000) self.p0.factory.setTerminalVelocitySpread(0.0000) self.f.addParticles(self.p0) f0 = ForceGroup.ForceGroup('frict') # Force parameters force0 = LinearVectorForce(Vec3(0., 0., -1.)) force0.setActive(1) f0.addForce(force0) self.f.addForceGroup(f0)
[docs] def start(self): self.f.enable()
if __name__ == "__main__": from direct.directbase.TestStart import * pt = ParticleFloorTest() pt.reparentTo(base.render) pt.start() base.camera.setY(-10.0) base.run()