389 lines
17 KiB
Python
389 lines
17 KiB
Python
from PandaObject import *
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from ParticleManagerGlobal import *
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from PhysicsManagerGlobal import *
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from TaskManagerGlobal import *
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import ParticleSystem
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import BaseParticleFactory
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import PointParticleFactory
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import ZSpinParticleFactory
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import OrientedParticleFactory
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import BaseParticleRenderer
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import PointParticleRenderer
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import LineParticleRenderer
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import GeomParticleRenderer
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import SparkleParticleRenderer
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import SpriteParticleRenderer
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import BaseParticleEmitter
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import BoxEmitter
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import DiscEmitter
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import LineEmitter
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import PointEmitter
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import RectangleEmitter
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import RingEmitter
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import SphereSurfaceEmitter
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import SphereVolumeEmitter
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import TangentRingEmitter
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import PhysicalNode
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import ForceNode
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import RenderRelation
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import LinearEulerIntegrator
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import ClockObject
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import string
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import os
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globalClock = ClockObject.ClockObject.getGlobalClock()
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SparkleParticleRenderer.SparkleParticleRenderer.SPNOSCALE = 0
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SparkleParticleRenderer.SparkleParticleRenderer.SPSCALE = 1
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class Particles(ParticleSystem.ParticleSystem):
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def __init__(self, poolSize = 1024):
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"""__init__(self)"""
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ParticleSystem.ParticleSystem.__init__(self, poolSize)
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self.setBirthRate(0.02)
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self.setLitterSize(10)
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self.setLitterSpread(0)
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self.setRenderParent(render.node())
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self.factory = None
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self.factoryType = "undefined"
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self.setFactory("PointParticleFactory")
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self.renderer = None
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self.rendererType = "undefined"
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self.setRenderer("PointParticleRenderer")
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self.emitter = None
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self.emitterType = "undefined"
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self.setEmitter("SphereVolumeEmitter")
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self.node = PhysicalNode.PhysicalNode()
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self.node.addPhysical(self)
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self.nodePath = hidden.attachNewNode(self.node)
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self.forceNode = ForceNode.ForceNode()
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self.integrator = LinearEulerIntegrator.LinearEulerIntegrator()
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physicsMgr.attachLinearIntegrator(self.integrator)
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physicsMgr.attachPhysical(self)
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particleMgr.setFrameStepping(1)
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particleMgr.attachParticlesystem(self)
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def cleanup(self):
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"""cleanup(self)"""
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physicsMgr.removePhysical(self)
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particleMgr.removeParticlesystem(self)
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def setFactory(self, type):
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"""setFactory(self, type)"""
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if (self.factoryType == type):
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return None
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if (self.factory):
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self.factory = None
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self.factoryType = type
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if (type == "PointParticleFactory"):
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self.factory = PointParticleFactory.PointParticleFactory()
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elif (type == "ZSpinParticleFactory"):
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self.factory = ZSpinParticleFactory.ZSpinParticleFactory()
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elif (type == "OrientedParticleFactory"):
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self.factory = OrientedParticleFactory.OrientedParticleFactory()
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else:
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print "unknown factory type: %s" % type
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return None
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self.factory.setLifespanBase(0.5)
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ParticleSystem.ParticleSystem.setFactory(self, self.factory)
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def setRenderer(self, type):
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"""setRenderer(self, type)"""
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if (self.rendererType == type):
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return None
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if (self.renderer):
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self.renderer = None
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self.rendererType = type
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if (type == "PointParticleRenderer"):
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self.renderer = PointParticleRenderer.PointParticleRenderer()
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self.renderer.setPointSize(1.0)
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elif (type == "LineParticleRenderer"):
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self.renderer = LineParticleRenderer.LineParticleRenderer()
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elif (type == "GeomParticleRenderer"):
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self.renderer = GeomParticleRenderer.GeomParticleRenderer()
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elif (type == "SparkleParticleRenderer"):
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self.renderer = SparkleParticleRenderer.SparkleParticleRenderer()
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elif (type == "SpriteParticleRenderer"):
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self.renderer = SpriteParticleRenderer.SpriteParticleRenderer()
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t = loader.loadTexture('phase_3/maps/eyes.jpg')
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if (t == None):
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print "Couldn't find default texture: evil_eye.rgb!"
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return None
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self.renderer.setTexture(t)
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else:
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print "unknown renderer type: %s" % type
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return None
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ParticleSystem.ParticleSystem.setRenderer(self, self.renderer)
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def setEmitter(self, type):
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"""setEmitter(self, type)"""
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if (self.emitterType == type):
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return None
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if (self.emitter):
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self.emitter = None
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self.emitterType = type
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if (type == "BoxEmitter"):
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self.emitter = BoxEmitter.BoxEmitter()
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elif (type == "DiscEmitter"):
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self.emitter = DiscEmitter.DiscEmitter()
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elif (type == "LineEmitter"):
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self.emitter = LineEmitter.LineEmitter()
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elif (type == "PointEmitter"):
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self.emitter = PointEmitter.PointEmitter()
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elif (type == "RectangleEmitter"):
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self.emitter = RectangleEmitter.RectangleEmitter()
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elif (type == "RingEmitter"):
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self.emitter = RingEmitter.RingEmitter()
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elif (type == "SphereSurfaceEmitter"):
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self.emitter = SphereSurfaceEmitter.SphereSurfaceEmitter()
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elif (type == "SphereVolumeEmitter"):
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self.emitter = SphereVolumeEmitter.SphereVolumeEmitter()
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self.emitter.setRadius(1.0)
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elif (type == "TangentRingEmitter"):
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self.emitter = TangentRingEmitter.TangentRingEmitter()
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else:
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print "unknown emitter type: %s" % type
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return None
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ParticleSystem.ParticleSystem.setEmitter(self, self.emitter)
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def __update(self, state):
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"""update(self, state)"""
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dt = min(globalClock.getDt(), 0.1)
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physicsMgr.doPhysics(dt)
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particleMgr.doParticles(dt)
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return Task.cont
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def getNodePath(self):
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"""getNode(self)"""
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return self.nodePath
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def start(self):
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"""start(self)"""
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self.stop()
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taskMgr.spawnTaskNamed(Task.Task(self.__update), 'update-particles')
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def stop(self):
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"""stop(self)"""
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taskMgr.removeTasksNamed('update-particles')
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def saveFileData(self, filename):
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"""saveFileData(self, filename)"""
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fname = Filename(filename)
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fname.resolveFilename(getParticlePath())
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fname.resolveFilename(getModelPath())
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f = open(fname.toOsSpecific(), 'a')
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# Add a blank line
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f.write('\n')
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# Now output style details to file
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self.printParams(f)
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# Close the file
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f.close()
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def getFileData(self, filename):
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"""getFileData(self, filename)
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Open the specified file and strip out unwanted whitespace and
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empty lines. Return file as list, one file line per element.
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"""
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fname = Filename(filename)
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fname.resolveFilename(getParticlePath())
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fname.resolveFilename(getModelPath())
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f = open(fname.toOsSpecific(), 'r')
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rawData = f.readlines()
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f.close()
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styleData = []
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for line in rawData:
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l = string.strip(line)
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if l:
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styleData.append(l)
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return styleData
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def printParams(self, file = sys.stdout):
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"""printParams(self, file)"""
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file.write('# Particles parameters\n')
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file.write('import Particles\n')
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file.write('p = Particles()\n')
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file.write('p.setFactory(\"' + self.factoryType + '\")\n')
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file.write('p.setRenderer(\"' + self.rendererType + '\")\n')
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file.write('p.setEmitter(\"' + self.emitterType + '\")\n')
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file.write('# Factory parameters\n')
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file.write('p.factory.setLifespanBase(%.4f)\n' % self.factory.getLifespanBase())
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file.write('p.factory.setLifespanSpread(%.4f)\n' % self.factory.getLifespanSpread())
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file.write('p.factory.setMassBase(%.4f)\n' % self.factory.getMassBase())
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file.write('p.factory.setMassSpread(%.4f)\n' % self.factory.getMassSpread())
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file.write('p.factory.setTerminalVelocityBase(%.4f)\n' % self.factory.getTerminalVelocityBase())
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file.write('p.factory.setTerminalVelocitySpread(%.4f)\n' % self.factory.getTerminalVelocitySpread())
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if (self.factoryType == "PointParticleFactory"):
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file.write('# Point factory parameters\n')
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elif (self.factoryType == "ZSpinParticleFactory"):
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file.write('# Z Spin factory parameters\n')
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file.write('p.factory.setInitialAngle(%.4f)\n' % self.factory.getInitialAngle())
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file.write('p.factory.setFinalAngle(%.4f)\n' % self.factory.getFinalAngle())
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file.write('p.factory.setInitialAngleSpread(%.4f)\n' % self.factory.getInitialAngleSpread())
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file.write('p.factory.setFinalAngleSpread(%.4f)\n' % self.factory.getFinalAngleSpread())
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elif (self.factoryType == "OrientedParticleFactory"):
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file.write('# Oriented factory parameters\n')
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file.write('p.factory.setInitialOrientation(%.4f)\n' % self.factory.getInitialOrientation())
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file.write('p.factory.setFinalOrientation(%.4f)\n' % self.factory.getFinalOrientation())
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file.write('# Renderer parameters\n')
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alphaMode = self.renderer.getAlphaMode()
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aMode = "PR_NOT_INITIALIZED_YET"
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if (alphaMode == BaseParticleRenderer.BaseParticleRenderer.PRALPHANONE):
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aMode = "PR_ALPHA_NONE"
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elif (alphaMode ==
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BaseParticleRenderer.BaseParticleRenderer.PRALPHAOUT):
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aMode = "PR_ALPHA_OUT"
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elif (alphaMode ==
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BaseParticleRenderer.BaseParticleRenderer.PRALPHAIN):
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aMode = "PR_ALPHA_IN"
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elif (alphaMode ==
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BaseParticleRenderer.BaseParticleRenderer.PRALPHAUSER):
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aMode = "PR_ALPHA_USER"
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file.write('p.renderer.setAlphaMode(BaseParticleRenderer.BaseParticleRenderer.' + aMode + ')\n')
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file.write('p.renderer.setUserAlpha(%.2f)\n' % self.renderer.getUserAlpha())
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if (self.rendererType == "Point"):
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file.write('# Point parameters\n')
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file.write('p.renderer.setPointSize(%.2f)\n' % self.renderer.getPointSize())
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sColor = self.renderer.getStartColor()
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file.write(('p.renderer.setStartColor(Colorf(%.2f, %.2f, %.2f, %.2f))\n' % (sColor[0], sColor[1], sColor[2], sColor[3])))
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sColor = self.renderer.getEndColor()
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file.write(('p.renderer.setEndColor(Colorf(%.2f, %.2f, %.2f, %.2f))\n' % (sColor[0], sColor[1], sColor[2], sColor[3])))
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blendType = self.renderer.getBlendType()
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bType = "unknown"
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if (blendType == PointParticleRenderer.PointParticleRenderer.PPONECOLOR):
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bType = "PP_ONE_COLOR"
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elif (blendType == PointParticleRenderer.PointParticleRenderer.PPBLENDLIFE):
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bType = "PP_BLEND_LIFE"
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elif (blendType == PointParticleRenderer.PointParticleRenderer.PPBLENDVEL):
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bType = "PP_BLEND_VEL"
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file.write('p.renderer.setBlendType(PointParticleRenderer.PointParticleRenderer.' + bType + ')\n')
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blendMethod = self.renderer.getBlendMethod()
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bMethod = "PP_NO_BLEND"
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if (blendMethod == BaseParticleRenderer.BaseParticleRenderer.PPNOBLEND):
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bMethod = "PP_NO_BLEND"
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elif (blendMethod == BaseParticleRenderer.BaseParticleRenderer.PPBLENDLINEAR):
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bMethod = "PP_BLEND_LINEAR"
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elif (blendMethod == BaseParticleRenderer.BaseParticleRenderer.PPBLENDCUBIC):
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bMethod = "PP_BLEND_CUBIC"
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file.write('p.renderer.setBlendMethod(BaseParticleRenderer.BaseParticleRenderer.' + bMethod + ')\n')
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elif (self.rendererType == "LineParticleRenderer"):
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file.write('# Line parameters\n')
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sColor = self.renderer.getHeadColor()
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file.write(('p.renderer.setHeadColor(Colorf(%.2f, %.2f, %.2f, %.2f))\n' % (sColor[0], sColor[1], sColor[2], sColor[3])))
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sColor = self.renderer.getTailColor()
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file.write(('p.renderer.setTailColor(Colorf(%.2f, %.2f, %.2f, %.2f))\n' % (sColor[0], sColor[1], sColor[2], sColor[3])))
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elif (self.rendererType == "GeomParticleRenderer"):
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file.write('# Geom parameters\n')
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node = self.renderer.getGeomNode()
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file.write('p.renderer.setGeomNode(' + node.getName() + ')\n')
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elif (self.rendererType == "SparkleParticleRenderer"):
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file.write('# Sparkle parameters\n')
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sColor = self.renderer.getCenterColor()
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file.write(('p.renderer.setCenterColor(Colorf(%.2f, %.2f, %.2f, %.2f))\n' % (sColor[0], sColor[1], sColor[2], sColor[3])))
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sColor = self.renderer.getEdgeColor()
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file.write(('p.renderer.setEdgeColor(Colorf(%.2f, %.2f, %.2f, %.2f))\n' % (sColor[0], sColor[1], sColor[2], sColor[3])))
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file.write('p.renderer.setBirthRadius(%.4f)\n' % self.renderer.getBirthRadius())
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file.write('p.renderer.setDeathRadius(%.4f)\n' % self.renderer.getDeathRadius())
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lifeScale = self.renderer.getLifeScale()
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lScale = "SP_NO_SCALE"
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if (lifeScale == SparkleParticleRenderer.SparkleParticleRenderer.SPSCALE):
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lScale = "SP_SCALE"
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file.write('p.renderer.setLifeScale(SparkleParticleRenderer.SparkleParticleRenderer.' + lScale + ')\n')
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elif (self.rendererType == "SpriteParticleRenderer"):
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file.write('# Sprite parameters\n')
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tex = self.renderer.getTexture()
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file.write('p.renderer.setTexture(loader.loadTexture(\'' + tex.getName() + '\'))\n')
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sColor = self.renderer.getColor()
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file.write(('p.renderer.setColor(Colorf(%.2f, %.2f, %.2f, %.2f))\n' % (sColor[0], sColor[1], sColor[2], sColor[3])))
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file.write('p.renderer.setXScaleFlag(%d)\n' % self.renderer.getXScaleFlag())
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file.write('p.renderer.setYScaleFlag(%d)\n' % self.renderer.getYScaleFlag())
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file.write('p.renderer.setAnimAngleFlag(%d)\n' % self.renderer.getAnimAngleFlag())
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file.write('p.renderer.setInitialXScale(%.4f)\n' % self.renderer.getInitialXScale())
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file.write('p.renderer.setFinalXScale(%.4f)\n' % self.renderer.getFinalXScale())
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file.write('p.renderer.setInitialYScale(%.4f)\n' % self.renderer.getInitialYScale())
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file.write('p.renderer.setFinalYScale(%.4f)\n' % self.renderer.getFinalYScale())
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file.write('p.renderer.setNonanimatedTheta(%.4f)\n' % self.renderer.getNonanimatedTheta())
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blendMethod = self.renderer.getAlphaBlendMethod()
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bMethod = "PP_NO_BLEND"
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if (blendMethod == BaseParticleRenderer.BaseParticleRenderer.PPNOBLEND):
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bMethod = "PP_NO_BLEND"
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elif (blendMethod == BaseParticleRenderer.BaseParticleRenderer.PPBLENDLINEAR):
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bMethod = "PP_BLEND_LINEAR"
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elif (blendMethod == BaseParticleRenderer.BaseParticleRenderer.PPBLENDCUBIC):
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bMethod = "PP_BLEND_CUBIC"
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file.write('p.renderer.setAlphaBlendMethod(BaseParticleRenderer.BaseParticleRenderer.' + bMethod + ')\n')
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file.write('p.renderer.setAlphaDisable(%d)\n' % self.renderer.getAlphaDisable())
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file.write('# Emitter parameters\n')
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emissionType = self.emitter.getEmissionType()
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eType = "unknown"
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if (emissionType == BaseParticleEmitter.BaseParticleEmitter.ETEXPLICIT):
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eType = "ET_EXPLICIT"
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elif (emissionType == BaseParticleEmitter.BaseParticleEmitter.ETRADIATE):
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eType = "ET_RADIATE"
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elif (emissionType == BaseParticleEmitter.BaseParticleEmitter.ETCUSTOM):
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eType = "ET_CUSTOM"
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file.write('p.emitter.setEmissionType(BaseParticleEmitter.BaseParticleEmitter.' + eType + ')\n')
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file.write('p.emitter.setAmplitude(%.4f)\n' % self.emitter.getAmplitude())
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file.write('p.emitter.setAmplitudeSpread(%.4f)\n' % self.emitter.getAmplitudeSpread())
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oForce = self.emitter.getOffsetForce()
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file.write(('p.emitter.setOffsetForce(Vec3(%.4f, %.4f, %.4f))\n' % (oForce[0], oForce[1], oForce[2])))
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oForce = self.emitter.getExplicitLaunchVector()
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file.write(('p.emitter.setExplicitLaunchVector(Vec3(%.4f, %.4f, %.4f))\n' % (oForce[0], oForce[1], oForce[2])))
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orig = self.emitter.getRadiateOrigin()
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file.write(('p.emitter.setRadiateOrigin(Point3(%.4f, %.4f, %.4f))\n' % (orig[0], orig[1], orig[2])))
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if (self.emitterType == "BoxEmitter"):
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file.write('# Box parameters\n')
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bound = self.emitter.getMinBound()
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file.write(('p.emitter.setMinBound(Point3(%.4f, %.4f, %.4f))\n' % (bound[0], bound[1], bound[2])))
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bound = self.emitter.getMaxBound()
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file.write(('p.emitter.setMaxBound(Point3(%.4f, %.4f, %.4f))\n' % (bound[0], bound[1], bound[2])))
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elif (self.emitterType == "DiscEmitter"):
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file.write('# Disc parameters\n')
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file.write('p.emitter.setRadius(%.4f)\n' % self.emitter.getRadius())
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if (eType == "ET_CUSTOM"):
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file.write('p.emitter.setOuterAngle(%.4f)\n' % self.emitter.getOuterAngle())
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file.write('p.emitter.setInnerAngle(%.4f)\n' % self.emitter.getInnerAngle())
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file.write('p.emitter.setOuterMagnitude(%.4f)\n' % self.emitter.getOuterMagnitude())
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file.write('p.emitter.setInnerMagnitude(%.4f)\n' % self.emitter.getInnerMagnitude())
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file.write('p.emitter.setCubicLerping(%d)\n' % self.emitter.getCubicLerping())
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elif (self.emitterType == "LineEmitter"):
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file.write('# Line parameters\n')
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point = self.emitter.getEndpoint1()
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file.write(('p.emitter.setEndpoint1(Point3(%.4f, %.4f, %.4f))\n' % (point[0], point[1], point[2])))
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point = self.emitter.getEndpoint2()
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file.write(('p.emitter.setEndpoint2(Point3(%.4f, %.4f, %.4f))\n' % (point[0], point[1], point[2])))
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elif (self.emitterType == "PointEmitter"):
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file.write('# Point parameters\n')
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point = self.emitter.getLocation()
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file.write(('p.emitter.setLocation(Point3(%.4f, %.4f, %.4f))\n' % (point[0], point[1], point[2])))
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elif (self.emitterType == "RectangleEmitter"):
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file.write('# Rectangle parameters\n')
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bound = self.emitter.getMinBound()
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file.write(('p.emitter.setMinBound(Point2(%.4f, %.4f))\n' % (point[0], point[1])))
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bound = self.emitter.getMaxBound()
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file.write(('p.emitter.setMaxBound(Point2(%.4f, %.4f))\n' % (point[0], point[1])))
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elif (self.emitterType == "RingEmitter"):
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file.write('# Ring parameters\n')
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file.write('p.emitter.setRadius(%.4f)\n' % self.emitter.getRadius())
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if (eType == "ET_CUSTOM"):
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file.write('p.emitter.setAngle(%.4f)\n' % self.emitter.getAngle())
|
|
elif (self.emitterType == "SphereSurfaceEmitter"):
|
|
file.write('# Sphere Surface parameters\n')
|
|
file.write('p.emitter.setRadius(%.4f)\n' % self.emitter.getRadius())
|
|
elif (self.emitterType == "SphereVolumeEmitter"):
|
|
file.write('# Sphere Volume parameters\n')
|
|
file.write('p.emitter.setRadius(%.4f)\n' % self.emitter.getRadius())
|
|
elif (self.emitterType == "TangentRingEmitter"):
|
|
file.write('# Tangent Ring parameters\n')
|
|
file.write('p.emitter.setRadius(%.4f)\n' % self.emitter.getRadius())
|