90 lines
4.1 KiB
Python
90 lines
4.1 KiB
Python
from panda3d.core import *
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from direct.interval.IntervalGlobal import *
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from direct.particles import ParticleEffect, Particles, ForceGroup
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from PooledEffect import PooledEffect
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from EffectController import EffectController
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class GlowTrail(PooledEffect, EffectController):
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def __init__(self):
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PooledEffect.__init__(self)
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EffectController.__init__(self)
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model = loader.loadModel('phase_4/models/props/tt_m_efx_ext_particleCards')
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self.card = model.find('**/tt_t_efx_ext_particleWhiteGlow')
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self.cardScale = 64.0
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self.effectColor = Vec4(1, 1, 1, 1)
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self.effectScale = 1.0
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self.lifespan = 0.5
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if not GlowTrail.particleDummy:
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GlowTrail.particleDummy = render.attachNewNode(ModelNode('GlowTrailParticleDummy'))
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GlowTrail.particleDummy.setDepthWrite(0)
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GlowTrail.particleDummy.setLightOff()
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GlowTrail.particleDummy.setFogOff()
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self.f = ParticleEffect.ParticleEffect('GlowTrail')
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self.f.reparentTo(self)
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self.p0 = Particles.Particles('particles-1')
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self.p0.setFactory('PointParticleFactory')
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self.p0.setRenderer('SpriteParticleRenderer')
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self.p0.setEmitter('PointEmitter')
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self.f.addParticles(self.p0)
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self.p0.setPoolSize(64)
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self.p0.setBirthRate(0.02)
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self.p0.setLitterSize(1)
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self.p0.setLitterSpread(0)
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self.p0.setSystemLifespan(0.0)
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self.p0.setLocalVelocityFlag(0)
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self.p0.setSystemGrowsOlderFlag(0)
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self.p0.factory.setLifespanBase(self.lifespan)
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self.p0.factory.setLifespanSpread(0.1)
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self.p0.factory.setMassBase(1.0)
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self.p0.factory.setMassSpread(0.0)
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self.p0.factory.setTerminalVelocityBase(400.0)
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self.p0.factory.setTerminalVelocitySpread(0.0)
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self.p0.renderer.setAlphaMode(BaseParticleRenderer.PRALPHAOUT)
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self.p0.renderer.setUserAlpha(1.0)
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self.p0.renderer.setFromNode(self.card)
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self.p0.renderer.setColor(Vec4(1.0, 1.0, 1.0, 1.0))
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self.p0.renderer.setXScaleFlag(1)
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self.p0.renderer.setYScaleFlag(1)
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self.p0.renderer.setAnimAngleFlag(1)
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self.p0.renderer.setNonanimatedTheta(0.0)
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self.p0.renderer.setAlphaBlendMethod(BaseParticleRenderer.PPBLENDLINEAR)
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self.p0.renderer.setAlphaDisable(0)
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self.p0.renderer.setColorBlendMode(ColorBlendAttrib.MAdd, ColorBlendAttrib.OIncomingAlpha, ColorBlendAttrib.OOne)
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self.p0.emitter.setEmissionType(BaseParticleEmitter.ETRADIATE)
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self.p0.emitter.setAmplitudeSpread(0.0)
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self.p0.emitter.setOffsetForce(Vec3(0.0, 0.0, -2.0))
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self.p0.emitter.setExplicitLaunchVector(Vec3(1.0, 0.0, 0.0))
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self.p0.emitter.setRadiateOrigin(Point3(0.0, 0.0, 0.0))
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self.setEffectScale(self.effectScale)
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def createTrack(self):
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self.startEffect = Sequence(Func(self.p0.setBirthRate, 0.015), Func(self.p0.clearToInitial), Func(self.f.start, self, self.particleDummy))
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self.endEffect = Sequence(Func(self.p0.setBirthRate, 100.0), Wait(self.lifespan + 0.1), Func(self.cleanUpEffect))
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self.track = Sequence(self.startEffect, Wait(1.0), self.endEffect)
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def setLifespan(self, duration):
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self.lifespan = duration
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self.p0.setPoolSize(int(128 * self.lifespan))
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self.p0.factory.setLifespanBase(self.lifespan)
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def setEffectColor(self, color):
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self.effectColor = color
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self.p0.renderer.setColor(self.effectColor)
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def setEffectScale(self, scale):
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self.effectScale = scale
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self.p0.renderer.setInitialXScale(0.15 * self.cardScale * scale)
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self.p0.renderer.setFinalXScale(0.1 * self.cardScale * scale)
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self.p0.renderer.setInitialYScale(0.15 * self.cardScale * scale)
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self.p0.renderer.setFinalYScale(0.4 * self.cardScale * scale)
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self.p0.emitter.setAmplitude(10.0 * scale)
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def cleanUpEffect(self):
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EffectController.cleanUpEffect(self)
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if self.pool and self.pool.isUsed(self):
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self.pool.checkin(self)
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def destroy(self):
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EffectController.destroy(self)
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PooledEffect.destroy(self)
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