def creatSphere(*args):
circleSel = mc.ls(sl=1)[0]
radiusCircle = mc.circle(circleSel, q=1, r=1)
radiusSpere = radiusCircle*.75
particleSphere = mc.polySphere(n='%s_Sphere'%circleSel, r=radiusSpere, sx=float(radiusSpere), sy=float(radiusSpere), ax=[0, 1, 0])[0]
mc.parentConstraint(circleSel, particleSphere, mo=0, w=1)
#mc.parent(particleSphere, circleSel)
mc.setAttr('%s.tx'%particleSphere, 0)
mc.setAttr('%s.ty'%particleSphere, 0)
mc.setAttr('%s.tz'%particleSphere, 0)
mc.setAttr('%s.rx'%particleSphere, 0)
mc.setAttr('%s.ry'%particleSphere, 0)
mc.setAttr('%s.rz'%particleSphere, 0)
mc.setAttr('%s.v'%particleSphere, 0)
mc.select(particleSphere, r=1)
mc.emitter(type='surface', r=4, dx=1, dy=0, dz=0, n='%s_emitter'%circleSel )
mc.particle( n='%s_Particles'%circleSel )
mc.connectDynamic( '%s_Particles'%circleSel, em='%s_emitter'%circleSel )
particlesShape = mc.listRelatives('%s_Particles'%circleSel, s=1)[0]
mc.setAttr('%s.lifespanMode'%particlesShape, 1)
mc.setAttr('%s.lifespan'%particlesShape, 0.4)
mc.setAttr('%s.startFrame'%particlesShape, 1001)
mc.connectControl( 'numText', '%s.rate'%('%s_emitter'%circleSel) )
mc.shadingNode('blinn', n='%s_blinn'%circleSel, asShader=1)
mc.sets( n='%s_blinnSG'%circleSel, renderable=True, noSurfaceShader=True, empty=1)
mc.connectAttr('%s.outColor'%('%s_blinn'%circleSel), '%s.surfaceShader'%('%s_blinnSG'%circleSel))
mc.connectControl( 'myColorIndex', '%s.color'%('%s_blinn'%circleSel) )
mc.connectControl( 'lifeText', '%s.lifespan'%particlesShape )
mc.sets('%s_Particles'%circleSel, e=1, forceElement='%s'%('%s_blinnSG'%circleSel))
def pub_spawnPoints(): _sel = mc.ls(sl=True) if len(_sel) > 0: # template the object mc.setAttr ( _sel[0] + ".template", 1) # get object BB and position in worldspace _objBB = mc.xform( _sel[0], q=True, bb=True) _objPos = mc.xform( _sel[0], ws=True, q=True, rp=True) # set the position of the plane under the object _poz = [0, 0, 0] _poz[0] = _objPos[0] _poz[1] = _objPos[1] - (( _objBB[4] - _objBB[1]) / 1.75) _poz[2] = _objPos[2] # scale the plane larger than the bounding box _scale = [0, 0, 0] _scale[0] = ( _objBB[0] - _objBB[3]) * 1.2 _scale[2] = ( _objBB[2] - _objBB[5]) * 1.2 # create, place, scale and rename the plane mc.nurbsPlane( p=(0, 0, 0), ax=(0, 1, 0), w=1, lr=1, d=3, u=1, v=1, ch=0) mc.move( _poz[0], _poz[1], _poz[2]) mc.scale( _scale[0], 0, _scale[2]) _nPlane = mc.rename( "emissionPlane_" + _sel[0] ) # create the emitter mc.emitter( _nPlane, type='surface', r=20, sro=0, nuv=1, cye='none', cyi=1, spd=2, srn=1, nsp=1, tsp=0, mxd=0, mnd=0, sp=0) _emitter = mc.rename( "emitter_" + _sel[0] ) # create the particle object mc.particle( n="xxx") _pParticle = mc.rename( "particle_" + _sel[0] ) # connect the emitter to the particle object mc.connectDynamic( _pParticle, em=_emitter ) # template the plane and the particle object mc.setAttr ( _nPlane + ".template", 1) mc.setAttr ( _pParticle + ".template", 1) else: assert "No object selected!"
def makeMe(self, e, p): #create emitters for firework effect and set certain attributes that don't need to be keyed cmds.emitter(n=e) cmds.particle(n=p) cmds.connectDynamic(p, em=e) cmds.setAttr(p+'Shape.lifespanMode', 2) cmds.setAttr(p+'Shape.lifespan', self.life) cmds.setAttr(p+'Shape.lifespanRandom', self.lifeRand) cmds.setAttr(p+'Shape.particleRenderType', 4) cmds.setAttr(e+'.minDistance', self.minDist) cmds.setAttr(e+'.speedRandom', self.speedRand)
def dynamic():
# Create an emitter
cmds.emitter( pos=(0, 0, 0), type='omni', r=100, sro=0, nuv=0, cye='none', cyi=1, spd=1, srn=0, nsp=1, tsp=0, mxd=0, mnd=0, dx=1, dy=0, dz=0, sp=0 )
# Result: emitter1 #
# Get the emitter to emit particles
cmds.particle()
# Result: particle2
cmds.connectDynamic( 'particle1', em='emitter1' )
# Create a particle to use as the source of the emitter
cmds.particle( p=((6.0, 0, 7.0), (6.0, 0, 2.0)), c=1 )
# Result: particle2
# Use particle2 as a source of the emitter
cmds.addDynamic( 'emitter1', 'particle2' )
def createParticles(position, ampList, audioLength, particleStr, threshold): '''create a basic particle system with an emitter and particles, where the colour, emission rate and emission speed depends on the amplitude list and particle strength. position : the position to place the particles ampList : list of amplitudes to control particle speed and emission audioLength : the length of the audio, in frames particleStr : value to weight the emission rate of particles threshold : minimum value required for particle emission ''' cmds.select(d=True) #create emitter particleEmitter = cmds.emitter(type="direction", r=100, sro=0, dx=-1, dy=0, dz=0, sp=1, cye="Frame", cyi=25) #move emitter to position cmds.xform(particleEmitter, translation=position) #create particles particles = cmds.particle(p=position, conserve=0.99) #connect particles and emitter cmds.connectDynamic(particles, em=particleEmitter) #set particles' lifespan to random cmds.setAttr(particles[1]+".lifespanMode", 2) #change weight of random lifespans cmds.setAttr(particles[1]+".lifespanRandom", 2) #render particles as multistreaks cmds.setAttr(particles[1]+".particleRenderType", 1) #set particle emission rate and speed setParticleEmission(particleEmitter, ampList, audioLength, particleStr, threshold) #give particles a material particleShader = colorObject(particles) return particleEmitter[0], particles[1], particleShader
def createParticles(position, ampList, audioLength, particleStr, threshold):
"""create a basic particle system with an emitter and particles, where the colour, emission rate
and emission speed depends on the amplitude list and particle strength.
position : the position to place the particles
ampList : list of amplitudes to control particle speed and emission
audioLength : the length of the audio, in frames
particleStr : value to weight the emission rate of particles
threshold : minimum value required for particle emission
"""
cmds.select(d=True)
# create emitter
particleEmitter = cmds.emitter(type="direction", r=100, sro=0, dx=-1, dy=0, dz=0, sp=1, cye="Frame", cyi=25)
# move emitter to position
cmds.xform(particleEmitter, translation=position)
# create particles
particles = cmds.particle(p=position, conserve=0.99)
# connect particles and emitter
cmds.connectDynamic(particles, em=particleEmitter)
# set particles' lifespan to random
cmds.setAttr(particles[1] + ".lifespanMode", 2)
# change weight of random lifespans
cmds.setAttr(particles[1] + ".lifespanRandom", 2)
# render particles as multistreaks
cmds.setAttr(particles[1] + ".particleRenderType", 1)
# set particle emission rate and speed
setParticleEmission(particleEmitter, ampList, audioLength, particleStr, threshold)
# give particles a material
particleShader = colorObject(particles)
return particleEmitter[0], particles[1], particleShader
def createEmitter(vertex, meshName):
"""
create a point emitter
:param vertex: str, vertex name
:return: dict(str), point Emitter, meshTransform Node.
"""
cmds.select(cl=1)
cmds.select(vertex)
# create emitter on selected vertex
emitterList = cmds.emitter(n=vertex + '_EM', type='omni', r=100, sro=0, nuv=0, cye='none', cyi=1, spd=1, srn=0, nsp=1,
tsp=0, mxd=0, mnd=0, dx=1, dy=0, dz=0, sp=0)
particle = cmds.particle(n=vertex + '_PTC')
cmds.connectDynamic(particle[0], em=emitterList[-1])
cmds.select(cl=1)
emitter = emitterList[-1]
cmds.select(cl=1)
if not cmds.attributeQuery('bindMesh', node=emitter, exists=1):
cmds.addAttr(emitter, ln='bindMesh', at='message')
if not cmds.attributeQuery('bindEmitter', node=meshName, exists=1):
cmds.addAttr(meshName, ln='bindEmitter', at='message')
if not cmds.attributeQuery('targetJoint', node=emitter, exists=1):
cmds.addAttr(emitter, ln='targetJoint', exists=1)
cmds.connectAttr(meshName + '.bindEmitter', emitter + '.bindMesh', f=1)
return {'emitter': emitter,
'particle': particle[0],
'particleShape': particle[-1]}
def create_emit(myEmitter_name, current_rate=100):
emit_obj = cmds.emitter(name=myEmitter_name, pos=[0, 0, 0], type='omni', r=current_rate, sro=0, nuv=0, cye='none', spd=1, srn=0,
nsp=1, tsp=0, mnd=0, dx=1, dy=0, dz=0, sp=0)
part_obj = cmds.particle(name=emit_obj[0] + '_part')
cmds.connectDynamic(part_obj[0], em=emit_obj[0])
return [emit_obj[0], part_obj[0], part_obj[1]]
def emitter(*args, **kwargs):
res = cmds.emitter(*args, **kwargs)
if not kwargs.get('query', kwargs.get('q', False)):
res = _factories.maybeConvert(res, _general.PyNode)
# unpack create/edit list result
if isinstance(res, list) and len(res) == 1 and not kwargs.get('query', kwargs.get('q', False)):
res = res[0]
return res
def slider_drag_callback(*args):
if c.objExists('turb'):
valueTurb = c.floatSliderGrp('snowTurbSlider', query=True, value=True);
c.turbulence('turb', e=True, m=valueTurb);
if c.objExists('snowEmitter'):
valueSnowInt = c.floatSliderGrp('snowIntens', query=True, value=True);
c.emitter('snowEmitter', e=True, r=valueSnowInt);
if c.objExists('rainEmitter'):
valueRainInt = c.floatSliderGrp('rainIntens', query=True, value=True);
c.emitter('rainEmitter', e=True, r=valueRainInt);
if c.objExists('air'):
value2 = c.floatSliderGrp('airMSlider', query=True, value=True);
value3 = c.floatSliderGrp('airMxdSlider', query=True, value=True);
c.air('air', e=True, m=value2, mxd=value3);
def testAnimPointPrimitiveReadWrite(self):
# Creates a point emitter.
MayaCmds.emitter(dx=1, dy=0, dz=0, sp=0.33, pos=(1, 1, 1),
n='myEmitter')
MayaCmds.particle(n='emittedParticles')
MayaCmds.setAttr('emittedParticles.lfm', 2)
MayaCmds.setAttr('emittedParticles.lifespan', 50)
MayaCmds.setAttr('emittedParticles.lifespanRandom', 2)
MayaCmds.connectDynamic('emittedParticles', em='myEmitter')
self.__files.append(util.expandFileName('testAnimParticleReadWrite.abc'))
MayaCmds.AbcExport(j='-fr 1 24 -root emittedParticles -file ' + self.__files[-1])
# reading test
MayaCmds.AbcImport(self.__files[-1], mode='open')
def makeMe(self, e, p):
#create emitters for firework effect and set certain attributes that don't need to be keyed
ea = e + "_A"
eb = e + "_B"
pa = p + "_A"
pb = p + "_B"
cmds.emitter(n=ea)
cmds.particle(n=pa)
cmds.connectDynamic(pa, em=ea)
cmds.setAttr(pa+'Shape.lifespanMode', 2)
cmds.setAttr(pa+'Shape.lifespan', self.lifeA)
cmds.setAttr(pa+'Shape.lifespanRandom', self.lifeRand)
cmds.setAttr(pa+'Shape.particleRenderType', 4)
cmds.setAttr(ea+'.minDistance', self.minDist)
cmds.setAttr(ea+'.speedRandom', self.speedRand)
cmds.select(cl=True)
cmds.emitter(n=eb)
cmds.particle(n=pb)
cmds.connectDynamic(pb, em=eb)
cmds.setAttr(pb+'Shape.lifespanMode', 2)
cmds.setAttr(pb+'Shape.lifespan', self.lifeB)
cmds.setAttr(pb+'Shape.lifespanRandom', self.lifeRand)
cmds.setAttr(pb+'Shape.particleRenderType', 6)
cmds.setAttr(eb+'.minDistance', self.minDist)
cmds.setAttr(eb+'.speedRandom', self.speedRand)
cmds.setAttr(eb+'.speed', self.exSpeedB)
mel.eval("AEparticleAddDynamicRenderAttr " + pb + "Shape")
cmds.setAttr(pb+'.tailFade', -0.166)
cmds.setAttr(pb+'.tailSize', 30.0)
"""
cmds.addAttr(pb+"Shape", internalSet=True, ln="colorAccum", at="boolean", dv=False)
cmds.addAttr(pb+"Shape", internalSet=True, ln="useLighting", at="boolean", dv=False)
cmds.addAttr(pb+"Shape", internalSet=True, ln="linewidth", at="long", min=1, max=20, dv=3)
cmds.addAttr(pb+"Shape", internalSet=True, ln="tailFade", at="long", min=-1, max=1, dv=-0.166)
cmds.addAttr(pb+"Shape", internalSet=True, ln="tailSize", at="long", min=-100, max=100, dv=30.0)
cmds.addAttr(pb+"Shape", internalSet=True, ln="normalDir", at="long", min=1, max=3, dv=2)
"""
#TODO:
#If firework2 gravity field exists, connect particles to it!
cmds.group(ea,eb, n=e)
cmds.group(pa,pb, n=p)
def createParticleSystem_2():
# Creates a point emitter, with a collide plane and some PP attributes
cmds.playbackOptions(maxTime=180)
emitter = cmds.emitter(dx=1, dy=0, dz=0, sp=0.1, pos=(0, 5, 0),rate=20)[0]
# nParticle creation depends on an optionVar value, make sure we use the default one
cmds.optionVar( sv=("NParticleStyle","Points") )
particleSystem, particleSystemShape = cmds.nParticle(n="nParticle_test_2")
cmds.setAttr('%s.lfm' % particleSystemShape, 2.0) # random range
cmds.setAttr('%s.lifespan' % particleSystemShape, 3)
cmds.setAttr('%s.lifespanRandom' % particleSystemShape, 4)
cmds.setAttr('%s.friction' % particleSystemShape, 0.01)
cmds.setAttr('%s.bounce' % particleSystemShape, 0.5)
cmds.setAttr('%s.rotationFriction' % particleSystemShape, 0.98)
cmds.setAttr('%s.pointMass' % particleSystemShape, 4)
cmds.setAttr('%s.computeRotation' % particleSystemShape, True)
cmds.setAttr('%s.particleRenderType' % particleSystemShape, 7) # Blobby, to see radius
cmds.setAttr('%s.selfCollide' % particleSystemShape, True)
cmds.connectDynamic( particleSystemShape, em=emitter)
# add Custom Attributes
# rgb
if not cmds.objExists( "%s.rgbPP" % particleSystemShape):
cmds.addAttr( particleSystemShape ,ln="rgbPP",dt="vectorArray")
else:
# Disconnect possible thing in rgbPP
input = cmds.connectionInfo("%s.rgbPP" % particleSystemShape,sourceFromDestination=True)
if input:
cmds.disconnectAttr(input,"%s.rgbPP" % particleSystemShape)
cmds.dynExpression( particleSystem, s="\nfloat $r = rand(1.0);float $g = rand(1.0);float $b = rand(1.0);\n%s.rgbPP = <<$r,$g,$b>>;" % particleSystemShape, c=True)
# radius
if not cmds.objExists( "%s.radiusPP" % particleSystemShape):
cmds.addAttr( particleSystemShape, ln="radiusPP",dt="doubleArray")
cmds.dynExpression( particleSystem, s="seed(%s.id);\n%s.radiusPP = .2 + time * .2 * rand(.2,1.5)" % (particleSystemShape,particleSystemShape), runtimeAfterDynamics=True)
# rotatePP (enabled by "compute rotation", the attribute would be created by attribut editor's first constrcution in a gui maya)
if not cmds.objExists( "%s.rotationPP" % particleSystemShape):
cmds.addAttr( particleSystemShape, ln="rotationPP",dt="vectorArray")
# add collision plane
plane = cmds.polyPlane( w=30,h=30,sx=10,sy=10,ax=[0, 1, .5], cuv=2)
cmds.select(plane[0])
maya.mel.eval("makePassiveCollider")
cmds.select(clear=True)
cmds.setAttr( "nRigidShape1.friction", 0.25)
cmds.setAttr( "nRigidShape1.stickiness", 0.0)
return particleSystem, particleSystemShape
def createParticleSystem_2():
# Creates a point emitter, with a collide plane and some PP attributes
cmds.playbackOptions(maxTime=180)
emitter = cmds.emitter(dx=1, dy=0, dz=0, sp=0.1, pos=(0, 5, 0), rate=20)[0]
# nParticle creation depends on an optionVar value, make sure we use the default one
cmds.optionVar(sv=("NParticleStyle", "Points"))
particleSystem, particleSystemShape = cmds.nParticle(n="nParticle_test_2")
cmds.setAttr('%s.lfm' % particleSystemShape, 2.0) # random range
cmds.setAttr('%s.lifespan' % particleSystemShape, 3)
cmds.setAttr('%s.lifespanRandom' % particleSystemShape, 4)
cmds.setAttr('%s.friction' % particleSystemShape, 0.01)
cmds.setAttr('%s.bounce' % particleSystemShape, 0.5)
cmds.setAttr('%s.rotationFriction' % particleSystemShape, 0.98)
cmds.setAttr('%s.pointMass' % particleSystemShape, 4)
cmds.setAttr('%s.computeRotation' % particleSystemShape, True)
cmds.setAttr('%s.particleRenderType' % particleSystemShape, 7) # Blobby, to see radius
cmds.setAttr('%s.selfCollide' % particleSystemShape, True)
cmds.connectDynamic(particleSystemShape, em=emitter)
# add Custom Attributes
# rgb
if not cmds.objExists("%s.rgbPP" % particleSystemShape):
cmds.addAttr(particleSystemShape , ln="rgbPP", dt="vectorArray")
else:
# Disconnect possible thing in rgbPP
input = cmds.connectionInfo("%s.rgbPP" % particleSystemShape, sourceFromDestination=True)
if input:
cmds.disconnectAttr(input, "%s.rgbPP" % particleSystemShape)
cmds.dynExpression(particleSystem, s="\nfloat $r = rand(1.0);float $g = rand(1.0);float $b = rand(1.0);\n%s.rgbPP = <<$r,$g,$b>>;" % particleSystemShape, c=True)
# radius
if not cmds.objExists("%s.radiusPP" % particleSystemShape):
cmds.addAttr(particleSystemShape, ln="radiusPP", dt="doubleArray")
cmds.dynExpression(particleSystem, s="seed(%s.id);\n%s.radiusPP = .2 + time * .2 * rand(.2,1.5)" % (particleSystemShape, particleSystemShape), runtimeAfterDynamics=True)
# rotatePP (enabled by "compute rotation", the attribute would be created by attribut editor's first constrcution in a gui maya)
if not cmds.objExists("%s.rotationPP" % particleSystemShape):
cmds.addAttr(particleSystemShape, ln="rotationPP", dt="vectorArray")
# add collision plane
plane = cmds.polyPlane(w=30, h=30, sx=10, sy=10, ax=[0, 1, .5], cuv=2)
cmds.select(plane[0])
maya.mel.eval("makePassiveCollider")
cmds.select(clear=True)
cmds.setAttr("nRigidShape1.friction", 0.25)
cmds.setAttr("nRigidShape1.stickiness", 0.0)
return particleSystem, particleSystemShape
def testAnimPointPrimitiveReadWrite(self):
# Creates a point emitter.
MayaCmds.emitter(dx=1,
dy=0,
dz=0,
sp=0.33,
pos=(1, 1, 1),
n='myEmitter')
MayaCmds.particle(n='emittedParticles')
MayaCmds.setAttr('emittedParticles.lfm', 2)
MayaCmds.setAttr('emittedParticles.lifespan', 50)
MayaCmds.setAttr('emittedParticles.lifespanRandom', 2)
MayaCmds.connectDynamic('emittedParticles', em='myEmitter')
self.__files.append(
util.expandFileName('testAnimParticleReadWrite.abc'))
MayaCmds.AbcExport(j='-fr 1 24 -root emittedParticles -file ' +
self.__files[-1])
# reading test
MayaCmds.AbcImport(self.__files[-1], mode='open')
def init(WeatherUI,self):
c.select('emitPlane');
c.emitter(n='rainEmitter',type='surf',r=300,sro=0,nuv=0,cye='none',cyi=1,spd=1,srn=0,nsp=1,tsp=0,mxd=0,mnd=0,dx=0,dy=-1,dz=0,sp=1);
c.particle(n='rainParticle');
c.select(cl=True);
c.setAttr( "rainParticle|rainParticleShape.particleRenderType", 6); # rainParticleShape/render Attributes
c.gravity(n='rainGravity');
c.select(cl=True);
c.connectDynamic('rainParticle',em='rainEmitter');
c.connectDynamic('rainParticle',f='rainGravity');
c.addAttr('rainParticleShape', ln='rgbPP', dt='vectorArray' );
c.dynExpression('rainParticleShape', s='rainParticleShape.rgbPP = <<0, 0, 1.0>>', c=1);
c.select(cl=True);
c.setAttr("particleCloud1.color", 1, 1, 1, type="double3"); #instead of particleCloud1?
#sets the collision event and particle spawning
c.particle( name='rainCollisionParticle' , inherit=True);
c.connectDynamic('rainCollisionParticle',f='rainGravity');
c.select(cl=True);
c.setAttr( "rainCollisionParticle|rainCollisionParticleShape.particleRenderType", 6); # rainParticleShape/render Attributes
c.setAttr('rainCollisionParticle.inheritFactor', 1);
c.event( 'rainParticle', em=2, die=True, target='rainCollisionParticle', spread=0.5, random=True, count=0, name='rainParticleCollideEvent' );
c.floatSliderGrp('rainIntens',en=True, e=True);
def init(WeatherUI,self):
c.select('emitPlane');
c.emitter(n='snowEmitter',type='surf',r=300,sro=0,nuv=0,cye='none',cyi=1,spd=1,srn=0,nsp=1,tsp=0,mxd=0,mnd=0,dx=0,dy=-1,dz=0,sp=1);
c.particle(n='snowParticle');
c.select(cl=True);
c.setAttr( "snowParticle|snowParticleShape.particleRenderType", 8); # 1 ist for 8
c.gravity(n='snowGravity',m=0.5);
c.select(cl=True);
c.connectDynamic('snowParticle',em='snowEmitter');
c.connectDynamic('snowParticle',f='snowGravity');
c.addAttr('snowParticleShape', ln='rgbPP', dt='vectorArray' );
c.dynExpression('snowParticleShape', s='snowParticleShape.rgbPP = <<1.0, 1.0, 1.0>>', c=1);
c.addAttr('snowParticleShape', ln='radius', at='float', min=0, max=20, dv=1);
c.setAttr('snowParticleShape.radius', 0.3);
c.setAttr("particleCloud1.color", 1, 1, 1, type="double3");
c.setAttr('snowParticleShape.lifespanMode', 2);
c.setAttr('snowParticleShape.lifespan', 30)
c.select(cl=True);
c.floatSliderGrp('snowIntens', en=True, e=True);
def createParticleSystem_1():
# Creates a very basic particle system with custom attribute
cmds.playbackOptions(maxTime=180)
emitter = cmds.emitter(dx=1, dy=0, dz=0, sp=0.1, pos=(0, 5, 0),rate=20)[0]
# nParticle creation depends on an optoinVar value, make sure we use the default one
cmds.optionVar( sv=("NParticleStyle","Points") )
particleSystem, particleSystemShape = cmds.nParticle(n="nParticle_test_1")
cmds.setAttr('%s.lfm' % particleSystemShape, 0) # live forever
cmds.setAttr('%s.particleRenderType' % particleSystemShape, 7) # Blobby, to see radius
cmds.connectDynamic( particleSystemShape, em=emitter)
# Keyframe the radius parametter to have a single sample but varying in time ( abc kUniformScope )
cmds.setKeyframe( "%s.radius" % particleSystem, v=.2, t=1)
cmds.setKeyframe( "%s.radius" % particleSystem, v=1.0, t=24)
cmds.setKeyframe( "%s.radius" % particleSystem, v=2.0, t=50)
cmds.setKeyframe( "%s.radius" % particleSystem, v=.5, t=100)
# Create a custom attribute that will be handled by AbcExport as uniform double
cmds.addAttr( particleSystemShape, ln="abcTestUniformDoublePP", at="double")
exp = "%s.abcTestUniformDoublePP = frame;\n" % particleSystemShape
# Create a custom attribute that will be handled by AbcExport as constant double
cmds.addAttr( particleSystemShape, ln="abcTestConstantDoublePP", at="double")
cmds.setAttr( "%s.abcTestConstantDoublePP" % particleSystemShape, 0x2697 )
# Create a custom attribute that will be handled by AbcExport as a uniform vector
cmds.addAttr( particleSystemShape, ln="abcTestUniformVectorPP", at="double3")
cmds.addAttr( particleSystemShape, ln="abcTestUniformVectorPPX", p="abcTestUniformVectorPP")
cmds.addAttr( particleSystemShape, ln="abcTestUniformVectorPPY", p="abcTestUniformVectorPP")
cmds.addAttr( particleSystemShape, ln="abcTestUniformVectorPPZ", p="abcTestUniformVectorPP")
exp += "%s.abcTestUniformVectorPPX = frame;\n" % particleSystemShape
exp += "%s.abcTestUniformVectorPPY = time;\n" % particleSystemShape
exp += "%s.abcTestUniformVectorPPZ = 9.81;\n" % particleSystemShape
# Create a custom attribute that will be handled by AbcExport as a constant vector
cmds.addAttr( particleSystemShape, ln="abcTestConstantVectorPP", at="double3")
cmds.addAttr( particleSystemShape, ln="abcTestConstantVectorPPX", p="abcTestConstantVectorPP")
cmds.addAttr( particleSystemShape, ln="abcTestConstantVectorPPY", p="abcTestConstantVectorPP")
cmds.addAttr( particleSystemShape, ln="abcTestConstantVectorPPZ", p="abcTestConstantVectorPP")
cmds.setAttr( "%s.abcTestConstantVectorPP" % particleSystemShape, 0x2697, 3.141592654, 6.02e23 )
cmds.expression( particleSystemShape, s=exp, o="", ae=1, uc="all" )
return particleSystem, particleSystemShape
def createParticleSystem_1():
# Creates a very basic particle system with custom attribute
cmds.playbackOptions(maxTime=180)
emitter = cmds.emitter(dx=1, dy=0, dz=0, sp=0.1, pos=(0, 5, 0), rate=20)[0]
# nParticle creation depends on an optoinVar value, make sure we use the default one
cmds.optionVar(sv=("NParticleStyle", "Points"))
particleSystem, particleSystemShape = cmds.nParticle(n="nParticle_test_1")
cmds.setAttr('%s.lfm' % particleSystemShape, 0) # live forever
cmds.setAttr('%s.particleRenderType' % particleSystemShape, 7) # Blobby, to see radius
cmds.connectDynamic(particleSystemShape, em=emitter)
# Keyframe the radius parametter to have a single sample but varying in time ( abc kUniformScope )
cmds.setKeyframe("%s.radius" % particleSystem, v=.2, t=1)
cmds.setKeyframe("%s.radius" % particleSystem, v=1.0, t=24)
cmds.setKeyframe("%s.radius" % particleSystem, v=2.0, t=50)
cmds.setKeyframe("%s.radius" % particleSystem, v=.5, t=100)
# Create a custom attribute that will be handled by AbcExport as uniform double
cmds.addAttr(particleSystemShape, ln="abcTestUniformDoublePP", at="double")
exp = "%s.abcTestUniformDoublePP = frame;\n" % particleSystemShape
# Create a custom attribute that will be handled by AbcExport as constant double
cmds.addAttr(particleSystemShape, ln="abcTestConstantDoublePP", at="double")
cmds.setAttr("%s.abcTestConstantDoublePP" % particleSystemShape, 0x2697)
# Create a custom attribute that will be handled by AbcExport as a uniform vector
cmds.addAttr(particleSystemShape, ln="abcTestUniformVectorPP", at="double3")
cmds.addAttr(particleSystemShape, ln="abcTestUniformVectorPPX", p="abcTestUniformVectorPP")
cmds.addAttr(particleSystemShape, ln="abcTestUniformVectorPPY", p="abcTestUniformVectorPP")
cmds.addAttr(particleSystemShape, ln="abcTestUniformVectorPPZ", p="abcTestUniformVectorPP")
exp += "%s.abcTestUniformVectorPPX = frame;\n" % particleSystemShape
exp += "%s.abcTestUniformVectorPPY = time;\n" % particleSystemShape
exp += "%s.abcTestUniformVectorPPZ = 9.81;\n" % particleSystemShape
# Create a custom attribute that will be handled by AbcExport as a constant vector
cmds.addAttr(particleSystemShape, ln="abcTestConstantVectorPP", at="double3")
cmds.addAttr(particleSystemShape, ln="abcTestConstantVectorPPX", p="abcTestConstantVectorPP")
cmds.addAttr(particleSystemShape, ln="abcTestConstantVectorPPY", p="abcTestConstantVectorPP")
cmds.addAttr(particleSystemShape, ln="abcTestConstantVectorPPZ", p="abcTestConstantVectorPP")
cmds.setAttr("%s.abcTestConstantVectorPP" % particleSystemShape, 0x2697, 3.141592654, 6.02e23)
cmds.expression(particleSystemShape, s=exp, o="", ae=1, uc="all")
return particleSystem, particleSystemShape
def createParticleSystem_goal():
# Create a constant sized particle object following a deformed torus shape (using goal)
cmds.file(new=True, force=True)
# Create a torus, we will use it as goal
xrez = 14
yrez = 8
goalTorus = cmds.polyTorus( r=1, sr=0.5, tw=0, sx=xrez, sy=yrez, ax=(0, 1, 0), cuv=1, ch=0)[0]
# nParticle creation depends on an optoinVar value, make sure we use the default one
cmds.optionVar( sv=("NParticleStyle","Points") )
# Emit a lot of particle, the actual number will be limited to the max particle attribute in the particleShape
emitter = cmds.emitter(dx=1, dy=0, dz=0, sp=0.1, pos=(0, 5, 0),rate=2500)[0]
particleSystem, particleSystemShape = cmds.nParticle(n="nParticle_test_goal")
cmds.setAttr('%s.lfm' % particleSystemShape, 0) # live forever
cmds.setAttr('%s.particleRenderType' % particleSystemShape, 7) # Blobby, to see radius
cmds.setAttr('%s.maxCount' % particleSystemShape, xrez*yrez) # max count is the number of vertices on the torus
cmds.connectDynamic( particleSystemShape, em=emitter)
# Create Goal
cmds.goal(particleSystem, w=1, utr=0, g=goalTorus);
# Create Initial state to we start with the correct amount of particle
# NOTE: When using this script in command line, the first frame is not correctly evaluated and the particleShape is empty
# This doesn't happens in interactive maya
for i in range(1, 10):
cmds.currentTime(i)
cmds.saveInitialState(particleSystemShape)
cmds.currentTime(1)
bend, bendHandle = cmds.nonLinear( goalTorus, type="bend", lowBound=-1, highBound=1, curvature=0)
cmds.setAttr( "%s.rotateZ" % bendHandle, 90)
cmds.setKeyframe( "%s.curvature" % bend, v=0, t=1, inTangentType="flat", outTangentType="flat")
cmds.setKeyframe( "%s.curvature" % bend, v=-130, t=12, inTangentType="flat", outTangentType="flat")
cmds.setKeyframe( "%s.curvature" % bend, v=130, t=24, inTangentType="flat", outTangentType="flat")
# Make the bend animation loop
cmds.setInfinity( bend, poi="oscillate", attribute="curvature")
return particleSystem, particleSystemShape
def createParticleSystem_goal():
# Create a constant sized particle object following a deformed torus shape (using goal)
cmds.file(new=True, force=True)
# Create a torus, we will use it as goal
xrez = 14
yrez = 8
goalTorus = cmds.polyTorus(r=1, sr=0.5, tw=0, sx=xrez, sy=yrez, ax=(0, 1, 0), cuv=1, ch=0)[0]
# nParticle creation depends on an optoinVar value, make sure we use the default one
cmds.optionVar(sv=("NParticleStyle", "Points"))
# Emit a lot of particle, the actual number will be limited to the max particle attribute in the particleShape
emitter = cmds.emitter(dx=1, dy=0, dz=0, sp=0.1, pos=(0, 5, 0), rate=2500)[0]
particleSystem, particleSystemShape = cmds.nParticle(n="nParticle_test_goal")
cmds.setAttr('%s.lfm' % particleSystemShape, 0) # live forever
cmds.setAttr('%s.particleRenderType' % particleSystemShape, 7) # Blobby, to see radius
cmds.setAttr('%s.maxCount' % particleSystemShape, xrez * yrez) # max count is the number of vertices on the torus
cmds.connectDynamic(particleSystemShape, em=emitter)
# Create Goal
cmds.goal(particleSystem, w=1, utr=0, g=goalTorus);
# Create Initial state to we start with the correct amount of particle
# NOTE: When using this script in command line, the first frame is not correctly evaluated and the particleShape is empty
# This doesn't happens in interactive maya
for i in range(1, 10):
cmds.currentTime(i)
cmds.saveInitialState(particleSystemShape)
cmds.currentTime(1)
bend, bendHandle = cmds.nonLinear(goalTorus, type="bend", lowBound=-1, highBound=1, curvature=0)
cmds.setAttr("%s.rotateZ" % bendHandle, 90)
cmds.setKeyframe("%s.curvature" % bend, v=0, t=1, inTangentType="flat", outTangentType="flat")
cmds.setKeyframe("%s.curvature" % bend, v=-130, t=12, inTangentType="flat", outTangentType="flat")
cmds.setKeyframe("%s.curvature" % bend, v=130, t=24, inTangentType="flat", outTangentType="flat")
# Make the bend animation loop
cmds.setInfinity(bend, poi="oscillate", attribute="curvature")
return particleSystem, particleSystemShape
def snowyObj():
snowyFaces = mc.ls(sl=1)
objName = snowyFaces[0].split(".")[0]
faceNum = mc.polyEvaluate(objName, f=True)
mc.duplicate(objName)
mc.polyChipOff(snowyFaces[:], dup=True, kft=True, ch=True)
mc.delete(objName + ".f[:" + str(faceNum-1) + "]")
# create emmiter from surface
emitter = mc.emitter( objName, n=objName + "_emitter" , typ = "surface", r=5000, sro=0, nuv=0, cye='none', cyi=1, spd=0, srn=0, nsp=1, tsp=0, mxd=0, mnd=0, dx=1, dy=0, dz=0, sp=0)
particle = mc.nParticle( n = objName + "_nParticles" )
mc.connectDynamic( particle, em = emitter)
NucleusList = mc.ls(type='nucleus')
mc.setAttr(NucleusList[0] + ".gravity", 0)
#parameter setting
global snowParticleShape
snowParticleShape = objName + "_nParticlesShape"
mc.setAttr(objName + "_nParticlesShape" + '.dynamicsWeight', 0)
mc.setAttr(objName + "_nParticlesShape" + '.conserve', 0)
mc.setAttr(objName + "_nParticlesShape" + '.radius', 0.1)
mc.setAttr(objName + "_nParticlesShape" + '.radiusScaleRandomize', 0.5)
mc.setAttr(objName + "_nParticlesShape" + '.particleRenderType', 3)
mc.setAttr(objName + "_nParticlesShape" + '.blobbyRadiusScale', 1.8)
mc.setAttr(objName + "_nParticlesShape" + '.meshTriangleSize', 0.2)
# set to quad shape
mc.setAttr(objName + "_nParticlesShape" + '.meshMethod', 3)
#smoothing snow polygon
mc.setAttr(objName + "_nParticlesShape" + '.meshSmoothingIterations', 8)
mc.select(objName + "_nParticles", r=True)
snowPolygon = mm.eval("particleToPoly")
def particleCreate_action(self):
selected = cmds.ls(sl=1)
if not len(selected) > 0:
QtGui.QMessageBox.information(
self, "Note",
"Please select the surface for the particle to scatter at.")
else:
self.memoData["surface"] = selected[0]
print "Surface Defined \n"
emitterSys = cmds.emitter(n="ScatterUI_emitter",
type="surface",
r=100,
sro=0,
spd=0,
srn=0)[1]
particleSys = cmds.particle(n="ScatterUI_particle")[0]
cmds.connectDynamic(particleSys, em=emitterSys)
self.memoData["particle"] = particleSys
# move a few frame to generate particle
for i in range(10):
cmds.NextFrame()
print "Particle Defined \n"
self.storePositionBy_particle()
def createParticles(self, geo):
emitterVar = cmds.emitter(geo, type='surface', r=1)[0]
nParticleVar = cmds.nParticle()[0]
cmds.connectDynamic(nParticleVar, em=emitterVar)
nParticleShape = cmds.listRelatives(nParticleVar, s=True)[0]
self.tryAddingDefaultArgs(nParticleShape)
cmds.setAttr(nParticleShape + '.enableSPH', 1)
cmds.setAttr(nParticleShape + '.incompressibility', 1)
cmds.setAttr(nParticleShape + '.restDensity', 2)
cmds.setAttr(nParticleShape + '.radiusScaleSPH', 0)
cmds.setAttr(nParticleShape + '.viscosity', 0.1)
cmds.setAttr(nParticleShape + '.threshold', 0.001)
cmds.setAttr(nParticleShape + '.blobbyRadiusScale', 0.01)
cmds.setAttr(nParticleShape + '.motionStreak', 8)
cmds.setAttr(nParticleShape + '.meshTriangleSize', 0.001)
cmds.setAttr(nParticleShape + '.maxTriangleResolution', 300)
cmds.setAttr(nParticleShape + '.particleRenderType', 6)
cmds.setAttr(nParticleShape + '.tailSize', 9.5)
return emitterVar, nParticleVar
def _buildRearEmitter(name = '', boatName = '', splashParticleName = '', rearAnimatable = '', presetName = None):
"""
New builder for rear nParticle Emitter
Checks if the NPARTICLE_EMITTLERS_hrc exists or not too
@param name: The name of the new emitter
@param splashParticleName: The name of the nParticleShape node for the splash
@type name: String
@type splashParticleName: String
"""
if not cmds.objExists('nPARTICLE_EMITTERS_hrc'):
cmds.group(n = 'nPARTICLE_EMITTERS_hrc', em = True)
debug(None, method = '_buildRearEmitter', message = 'name: %s' % name, verbose = False)
cmds.select(clear = True) ## Because if you have anything selected maya may freak out it's the wrong damn thing.. f**k you maya seriously!
## Build the emitter
emitter = cmds.emitter(name = name)
emitter[0] = cmds.ls(emitter[0], long = True)[0]
if presetName:
pathToPreset = '%s/%s' %(CONST.EMITTERBASEPRESETPATH, presetName)
debug(None, method = '_buildRearEmitter', message = 'emitter: %s' % emitter, verbose = False)
debug(None, method = '_buildRearEmitter', message = 'pathToPreset: %s' % pathToPreset, verbose = False)
## Apply the preset to the emitter
try:
mel.eval( 'applyPresetToNode "%s" "" "" "%s" 1;' %(emitter[0], pathToPreset) )
debug(None, method = '_buildRearEmitter', message = 'Mel preset applied to %s: %s' % (emitter[0], pathToPreset), verbose = False)
except RuntimeError:
pass
## Now parent it
try:
emitter[0] = cmds.parent(emitter[0], 'nPARTICLE_EMITTERS_hrc')[0]
except:
pass
## Connect the emitter to the particles
_connect_NParticleShape_to_NParticleEmitter(particleShapeNode = splashParticleName, emitter = emitter[0])
## Now do the expression for the rear emitter
expStringList = [
'float $minSpeed = %s.minSpeed;\n' % rearAnimatable,
'float $maxSpeed = %s.maxSpeed;\n' % rearAnimatable,
'float $speed = %s:world_ctrl.speed;\n' % boatName,
'float $curve = smoothstep($minSpeed, $maxSpeed, $speed);\n',
'float $rateMuliplier = %s.rateMultiplier;\n' % rearAnimatable,
'float $splashMaxSpeed = %s.splashMaxSpeed;\n' % rearAnimatable,
'\n',
'if (%s.useSpeed == 1)\n' % rearAnimatable,
'{\n\t',
'%s.rate = $rateMuliplier * $curve;\n\t\t' % emitter[0],
'\n\t\t',
'float $emitterSpeed = $splashMaxSpeed * $curve;\n\t\t',
'if ($emitterSpeed == 0)\n\t\t',
'{\n\t\t\t',
'$emitterSpeed = 0.1;\n\t\t',
'}\n\t\t',
'%s.alongAxis = $emitterSpeed;\n' % emitter[0],
'}\n',
'else\n',
'{\n\t',
'%s.rate = $rateMuliplier;\n\t' % emitter[0],
'%s.alongAxis = $splashMaxSpeed;\n' % emitter[0],
'}\n',
]
## Check if the expression already exists in the scene, if so delete it
# utils.checkExpressionExists('%s_rearEmitter' % boatName)
## Build new expression
cmds.expression(emitter[0], n = '%s_rearEmitter' % boatName, string = utils.processExpressionString(expStringList))
## Connect some attributes
if not cmds.isConnected('%s.randomSpeed' % rearAnimatable, '%s.speedRandom' % emitter[0]):
cmds.connectAttr('%s.randomSpeed' % rearAnimatable, '%s.speedRandom' % emitter[0])
if not cmds.isConnected('%s.randomDirection' % rearAnimatable, '%s.randomDirection' % emitter[0]):
cmds.connectAttr('%s.randomDirection' % rearAnimatable, '%s.randomDirection' % emitter[0])
return emitter[0]
def _buildSideSplashEmitter(name = '', boatName = '', splashParticleName = [], boatIntersectCurveShape = '', sideAnimatable = '', presetName = None):
"""
New builder for sideSplash nParticle Emitter
Checks if the NPARTICLE_EMITTLERS_hrc exists or not too
@param name: The name of the new emitter
@param splashParticleName: List of the names of nParticleShape nodes to connect to the emitter
@param boatIntersectCurveShape: The name of the intersection curve to emit from.
@type name: String
@type splashParticleName: List
@type boatIntersectCurveShape: String
"""
if not cmds.objExists('nPARTICLE_EMITTERS_hrc'):
cmds.group(n = 'nPARTICLE_EMITTERS_hrc', em = True)
debug(None, method = '_buildSideSplashEmitter', message = 'name: %s' % name, verbose = False)
# Get base flat surface
lineCurve = cmds.curve( name = '%s_extrudeCurve' % name, degree = 1, point = [(-0.01, 0, 0), (0.01, 0, 0)] )
flatSurface = cmds.extrude(lineCurve, boatIntersectCurveShape, name = '%s_flatSurface' % name, constructionHistory = True, range = False, polygon = 0, useComponentPivot = 1, fixedPath = True, useProfileNormal = True, extrudeType = 2, reverseSurfaceIfPathReversed = True)[0]
cmds.rebuildSurface(flatSurface, constructionHistory = True, replaceOriginal = True, rebuildType = 0, endKnots = 1, keepCorners = False, spansU = 1, degreeU = 1, spansV = 100, degreeV = 3)
# Offset upwards curve from surface
offsetUp = cmds.offsetCurve('%s.u[0.5]' % flatSurface, name = '%s_offsetUp' % name, distance = 0, constructionHistory = True, range = 0, subdivisionDensity = 1)[0]
cmds.rebuildCurve(offsetUp, constructionHistory = False, replaceOriginal = True, end = 1, keepRange = 0, keepControlPoints = True, degree = 1)
cmds.setAttr('%s.translateY' % offsetUp, 0.01)
# Offset from upwards curve with distance and translate down to get the 45 degree angle
offset_distance = -0.01
offsetOut = cmds.offsetCurve(offsetUp, name = '%s_offsetOut' % name, distance = offset_distance, constructionHistory = True, range = 0, subdivisionDensity = 1)[0]
cmds.setAttr('%s.translateY' % offsetOut, offset_distance)
# Finally, loft a non-flipping surface solution (45 degree angle of the boat)
noFlipSurface = cmds.loft(offsetUp, offsetOut, degree = 1, constructionHistory = True, range = 0, polygon = 0, sectionSpans = 1)[0]
noFlipSurface = cmds.rename(noFlipSurface, '%s_noFlipSurface' % name)
## Build the emitter
emitter = cmds.emitter(noFlipSurface, name = '%s_emitter' % name, type = 'surface')
# Create closestPointOnSurface for acceleration expression where front more acceleration
cPoS = cmds.createNode('closestPointOnSurface', name = '%s_cPoS' % name)
cmds.connectAttr('%s.worldSpace' % noFlipSurface, '%s.inputSurface' % cPoS)
## Build the emitter group if it doesn't already exist
emitterGroup = '%s_hrc' % name
if not cmds.objExists(emitterGroup):
cmds.group(lineCurve, flatSurface, offsetUp, offsetOut, noFlipSurface, emitter[0], n = emitterGroup)
debug(None, method = '_buildSideSplashEmitter', message = 'emitterName: %s' % emitter[1], verbose = False)
## Check if a custom preset has been assigned via the func flags for the emitter, if not use the default preset...
if presetName:
pathToPreset = '%s/%s' %(CONST.EMITTERBASEPRESETPATH, presetName)
debug(None, method = '_buildSideSplashEmitter', message = 'pathToPreset: %s' % pathToPreset, verbose = False)
mel.eval( 'applyPresetToNode "%s" "" "" "%s" 1;' %(emitter[1], pathToPreset) )
## Now parent it
try: cmds.parent(emitterGroup, 'nPARTICLE_EMITTERS_hrc')
except: pass
## Connect the emitter to the particles
debug(None, method = '_buildSideSplashEmitter', message = 'Connected %s: %s' % (splashParticleName, emitter[1]), verbose = False)
for each in splashParticleName:
_connect_NParticleShape_to_NParticleEmitter(particleShapeNode = each, emitter = emitter[1])
## Now do the expression for the side emitter
if 'IntersectCurveRight' in emitter[1]:
direction = 'R'
else:
direction = 'L'
expStringList = [
'float $minSpeed = %s.minSpeed;\n' % sideAnimatable,
'float $maxSpeed = %s.maxSpeed;\n' % sideAnimatable,
'float $speed = %s:world_ctrl.speed;\n' % boatName,
'float $curve = smoothstep($minSpeed, $maxSpeed, $speed);\n',
'float $rateMuliplier = %s.rateMultiplier%s;\n' %(sideAnimatable, direction),
'float $splashMaxSpeed = %s.splashMaxSpeed%s;\n' %(sideAnimatable, direction),
'\n',
'if (%s.useSpeed == 1)\n' % sideAnimatable,
'{\n\t',
'%s.rate = $rateMuliplier * $curve;\n' % emitter[1],
'\n\t\t',
'float $emitterSpeed = $splashMaxSpeed * $curve;\n\t\t',
'if ($emitterSpeed == 0)\n\t\t',
'{\n\t\t\t',
'$emitterSpeed = 0.1;\n\t\t',
'}\n\t\t',
'%s.speed = $emitterSpeed;\n' % emitter[1],
'}\n',
'else\n',
'{\n\t',
'%s.rate = $rateMuliplier;\n\t' % emitter[1],
'%s.speed = $splashMaxSpeed;\n' % emitter[1],
'}\n',
]
## Check if the expression already exists in the scene, if so delete it
utils.checkExpressionExists('%s_sideSplashEmitter' % boatName)
## Build new expression
cmds.expression(emitter[1], n = '%s_sideSplashEmitter' % emitter[1], string = utils.processExpressionString(expStringList))
## Connect some attributes
if not cmds.isConnected('%s.normalSpeed%s' %(sideAnimatable, direction), '%s.normalSpeed' % emitter[1]):
cmds.connectAttr('%s.normalSpeed%s' %(sideAnimatable, direction), '%s.normalSpeed' % emitter[1])
if not cmds.isConnected('%s.randomSpeed%s' %(sideAnimatable, direction), '%s.speedRandom' % emitter[1]):
cmds.connectAttr('%s.randomSpeed%s' %(sideAnimatable, direction), '%s.speedRandom' % emitter[1])
return cPoS
import maya.cmds as cmds
mygrid = cmds.polyPlane(name='emi')
cmds.setAttr("emi.rotateX", -45)
cmds.setAttr("emi.translateZ", 10)
cmds.setAttr("emi.translateY", 10)
cmds.setAttr("emi.scaleX", 30)
cmds.setAttr("emi.scaleY", 20)
cmds.setAttr("emi.scaleZ", 20)
cmds.select('emi')
myem = cmds.emitter(name='myEmitter', speed=30, speedRandom=10, rate=0.005)
mypa = cmds.particle(name='myParticle')
cmds.connectDynamic(mypa[0], em=myem)
cmds.setAttr("myEmitter.emitterType", 2)
mygr = cmds.gravity(name='myGravity')
cmds.connectDynamic(mypa, f=mygr)
cmds.setAttr("myGravity.magnitude", 4)
cmds.select('pCone1', 'myParticle')
cmds.particleInstancer("myParticle", object='pCone1', aimDirection='velocity')
cmds.select('myParticle')
myem2 = cmds.emitter(name='trailEmitter',
rate=1000,
spread=1,
speed=4,
speedRandom=3)
mypa2 = cmds.particle(name='trailParticle')
-dx 1
#directionY
-dy 0
#directionZ
-dz 0
#spread
-sp 0 ;
'''
#Turn the Particle Emitter Creation Mel into Python
#Make the objects name into hose so the emitter can properly parent
import maya.cmds as cmds
emit = cmds.emitter(n='spray',)
part = cmds.particle(n='droplets')
cmds.select('droplets')
cmds.connectDynamic(part[0], em=emit[0])
cmds.select('hose')
selected = cmds.ls(sl=True)[0]
cmds.parent( 'spray', selected )
#To turn Depth Sort on the particles
cmds.setAttr(part[1] + '.depthSort', True)
attrName = 'depthSort'
cmds.setAttr('%s.depthSort' %(part[1]), True)
#For some reason the script editor will not work with these below
#along with all of the script at once, but they will individualy.
#Turn particle shape into Multipoints... selected list is 0
import maya.cmds as cmds
# Creating emitter and particle object
emit = cmds.emitter(n='spray', dx=0, dy=1, dz=0, r=100, sp=0.17,
spd=5) # Returns lists
# Return List [particle, particleShape]
part = cmds.particle(n='droplets')
# Connecting particle to emitter
cmds.connectDynamic(part[0], em=emit[0])
# Selecting object in scene
hose_objects = cmds.ls(sl=True)
# Parenting emitter to hose. First selected object.
cmds.parent(emit[0], hose_objects[0])
part_attrs = {'depthSort': True, 'particleRenderType': 0}
for attr, value in part_attrs.items():
cmds.setAttr('%s.%s' % (part[1], attr), value)
#The code for Current Render Type button inside the particleShape
#ln=longName, at=attributeType, dv=defaultValue, min=minValue, max=maxValue
#When activating the Current Render Type button, make sure the code is part[1],
#this is the particleShape node that will need to be selected when editing attrs and not [0]
#[0] is the particle.
cmds.addAttr(part[1], internalSet=True, ln="colorAccum", at="bool", dv=False)
cmds.addAttr(part[1], internalSet=True, ln="useLighting", at="bool", dv=False)
cmds.addAttr(part[1],
def generateCity(self, *args):
map_file = cmds.textField(self.widgets["osmFileTextField"], q = True, fi = True)
winds_file = cmds.textField(self.widgets["wrfFileTextField"], q = True, fi = True)
heights_file = cmds.textField(self.widgets["demFileTextField"], q = True, fi = True)
jams_file = cmds.textField(self.widgets["jamsFileTextField"], q = True, fi = True)
raw_wrf = cmds.checkBox(self.widgets["wrfCheckBox"], q=True, v=True)
raw_dem = cmds.checkBox(self.widgets["demCheckBox"], q=True, v=True)
if raw_wrf:
if platform.system() == 'Windows':
s = subprocess.check_output(["where", "python"], shell=True)
else:
s = subprocess.check_output(["which", "python"], shell=False)
python_path = s.splitlines()[-1]
script_dir = os.path.dirname(os.path.realpath(__file__))
winds_file = subprocess.check_output([python_path, script_dir + "\NetCDF_converter.py", map_file, winds_file], shell=False).rstrip()
if raw_dem:
if platform.system() == 'Windows':
s = subprocess.check_output(["where", "python"], shell=True)
else:
s = subprocess.check_output(["which", "python"], shell=False)
python_path = s.splitlines()[-1]
script_dir = os.path.dirname(os.path.realpath(__file__))
heights_file = subprocess.check_output([python_path, script_dir + "\DEM_converter.py", map_file, heights_file], shell=False).rstrip()
if cmds.objExists('city'):
cmds.delete('city')
def calc_emmiter_level(waypoints):
if (jams_file == ""):
return 0
jams_data = open(jams_file, 'r')
sum_jams_level = 0
jams_points = 0
shift_lat = -0.00766
shift_lon = 0.006868
for waypoint in waypoints:
for line in jams_data:
tmp = line.split(' ')
lon = float(tmp[0]) - shift_lon
lat = float(tmp[1]) - shift_lat
if lat < minlat or lat > maxlat or lon < minlon or lon > maxlon:
continue
data = float(tmp[2])
jams_point = convert_coordinates(lon, lat)
dist = math.sqrt(math.pow(waypoint[0]-jams_point[0], 2)+math.pow(waypoint[2]-jams_point[2], 2))
if dist < (25.0/size_multiplier):
sum_jams_level += data
jams_points += 1
if jams_points >= (len(waypoints) * 0.5):
return 1.0*sum_jams_level/jams_points
else:
return 0
jams_data.close()
def convert_coordinates(lon, lat):
centered_lat = (lat-minlat) - (maxlat-minlat)/2
centered_lon = (lon-minlon) - (maxlon-minlon)/2
normalized_lat = centered_lat * norm_lat
normalized_lon = centered_lon * norm_lon
return [normalized_lon, 0, -normalized_lat]
#meters
size_multiplier = float(cmds.textField(self.widgets["sizeMultTextField"], q = True, tx = True))
emit_multiplier = float(cmds.textField(self.widgets["emitMultTextField"], q = True, tx = True))
hasl = float(cmds.textField(self.widgets["haslTextField"], q = True, tx = True))
xmlData = xml.dom.minidom.parse(map_file)
points_ids = []
points = []
heights = []
bounds = xmlData.getElementsByTagName("bounds")[0]
minlat = float(bounds.getAttribute('minlat'))
maxlat = float(bounds.getAttribute('maxlat'))
minlon = float(bounds.getAttribute('minlon'))
maxlon = float(bounds.getAttribute('maxlon'))
dist_lon = self.coordinates_dist(minlon, minlat, maxlon, minlat)
dist_lat = self.coordinates_dist(minlon, minlat, minlon, maxlat)
norm_lat = (dist_lat/size_multiplier)/(maxlat-minlat)
norm_lon = (dist_lon/size_multiplier)/(maxlon-minlon)
#============================Get heights===================================
heights_data = open(heights_file, 'r')
rows = 0
cols = 0
start_lon = 0
start_lat = 0
delta_lon = 0
delta_lat = 0
heights_matrix = []
for line in heights_data:
tmp = line.strip().split(' ')
if rows == 0:
rows = float(tmp[0])
cols = float(tmp[1])
elif start_lon == 0:
start_lon = float(tmp[0])
start_lat = float(tmp[1])
elif delta_lon == 0:
delta_lon = float(tmp[0])
delta_lat = float(tmp[1])
else:
row = []
for cell in tmp:
row.append(int(cell)-hasl)
heights_matrix.append(row)
#==========================================================================
maxprogress = 0
ways = xmlData.getElementsByTagName('way')
for way in ways:
tags = way.getElementsByTagName('tag')
for tag in tags:
tag_type = str(tag.getAttribute('k'))
if (tag_type == 'highway'):
subtype = str(tag.getAttribute('v'))
if not(subtype == 'pedestrian') and not(subtype == 'steps') and not(subtype == 'footway') and not(subtype == 'cycleway'):
maxprogress += 1
if (tag_type == 'building'):
maxprogress += 1
progress = 0
cmds.progressWindow(title='Generating city', min = 0, max = maxprogress, progress = progress, status = 'Processing nodes', isInterruptable = False)
#============================Handle nodes==================================
nodes = xmlData.getElementsByTagName('node')
for node in nodes:
lat = float(node.getAttribute('lat'))
lon = float(node.getAttribute('lon'))
if lat < minlat or lat > maxlat or lon < minlon or lon > maxlon:
continue
point = convert_coordinates(lon, lat)
points_ids.append(int(node.getAttribute('id')))
points.append(point)
heights.append(heights_matrix[int(math.floor((lon-start_lon)/delta_lon))][int(math.floor((lat-start_lat)/delta_lat))])
#==========================================================================
#=============================Handle ways==================================
roads = 0
buildings = 0
emitter = 0
cmds.particle(n='nParticle')
cmds.particle('nParticle', e=True, at='mass', order=0, fv=1e-5)
cmds.setAttr('nParticleShape.lifespanMode', 2)
cmds.setAttr('nParticleShape.lifespan', 6)
cmds.setAttr('nParticleShape.lifespanRandom', 2)
cmds.select('nParticleShape', r=True)
cmds.addAttr(longName='betterIllumination', at='bool', defaultValue=False )
cmds.addAttr(longName='surfaceShading', at='float', defaultValue=0, minValue=0, maxValue=1)
cmds.addAttr(longName='threshold', at='float', defaultValue=0, minValue=0, maxValue=10)
cmds.addAttr(longName='radius', at='float', defaultValue=1, minValue=0, maxValue=20)
cmds.addAttr(longName='flatShaded', at='bool', defaultValue=False)
cmds.setAttr('nParticleShape.particleRenderType', 8)
cmds.setAttr('nParticleShape.radius', 0.06)
cmds.setAttr('particleCloud1.transparency', 0.53, 0.53, 0.53, type='double3')
cmds.setAttr('particleCloud1.color', 1.0, 0.0, 0.483, type='double3')
cmds.setAttr('particleCloud1.incandescence', 1.0, 0.0, 0.850, type='double3')
cmds.setAttr('particleCloud1.glowIntensity', 0.111)
ways = xmlData.getElementsByTagName('way')
for way in ways:
waypoints = []
heights_sum = 0
nodes = way.getElementsByTagName('nd')
tags = way.getElementsByTagName('tag')
for node in nodes:
ref = int(node.getAttribute('ref'))
try:
index = points_ids.index(ref)
except ValueError:
index = -1
if index != -1:
waypoints.append(points[index])
heights_sum += heights[index]
for tag in tags:
tag_type = str(tag.getAttribute('k'))
if tag_type == 'highway':
subtype = str(tag.getAttribute('v'))
if not(subtype == 'pedestrian') and not(subtype == 'steps') and not(subtype == 'footway') and not(subtype == 'cycleway'):
roads += 1
progress += 1
cmds.progressWindow(edit=True, progress = progress, status='Generating road: ' + str(roads))
lanes = 2
for tag in tags:
tag_type = str(tag.getAttribute('k'))
if tag_type == 'lanes':
lanes = float(str(tag.getAttribute('v')))
if len(waypoints) >= 2:
cmds.curve(n='pathcurve_' + str(roads), p=waypoints, d=1)
sx = waypoints[0][0]
sz = waypoints[0][2]
dx = waypoints[0][2]-waypoints[1][2]
dz = waypoints[1][0]-waypoints[0][0]
ln = math.sqrt(math.pow(2*dx, 2) + math.pow(2*dz, 2))
dx /= (ln*size_multiplier)/(3*lanes)
dz /= (ln*size_multiplier)/(3*lanes)
ln = 0
for i in range(0, len(waypoints)-2):
ln += math.trunc(math.sqrt(math.pow(waypoints[i+1][0]-waypoints[i][0], 2) + math.pow(waypoints[i+1][2]-waypoints[i][2], 2))) + 1
cmds.curve(n='extrudecurve_' + str(roads), p=[(sx-dx, 0, sz-dz), (sx+dx, 0, sz+dz)], d=1)
cmds.rebuildCurve('pathcurve_' + str(roads), rt=0, s=200)
cmds.nurbsToPolygonsPref(f=2, pt=1, ut=1, un=2, vt=1, vn=ln * 5 + 30)
cmds.extrude('extrudecurve_' + str(roads), 'pathcurve_' + str(roads), n='road_' + str(roads), et=2, po=1)
cmds.delete('extrudecurve_' + str(roads),)
emitter_level = calc_emmiter_level(waypoints)
if emitter_level > 0:
emitter += 1
cmds.select('pathcurve_' + str(roads), r=True)
cmds.move(0, 0.03, 0)
cmds.emitter(n='emitter_' + str(emitter), type='omni', r=emit_multiplier*emitter_level, spd=0.1, srn=0, sp=0)
cmds.connectDynamic('nParticle', em='emitter_' + str(emitter))
cmds.select('road_' + str(roads), r=True)
cmds.move(0, 0.004, 0)
elif tag_type == 'building':
temp = str(tag.getAttribute('v'))
if temp == 'yes':
buildings += 1
progress += 1
cmds.progressWindow(edit=True, progress = progress, status='Generating building: ' + str(buildings))
if len(waypoints) >= 3:
cmds.polyCreateFacet(n='building_' + str(buildings), p=waypoints)
cmds.select('building_' + str(buildings), r=True)
normal = cmds.polyInfo(fn=True)[0].partition('0: ')[2].split(' ')[1]
if float(normal) < 0:
cmds.polyMirrorFace(direction=2, p=(0, 0, 0), mergeMode=0, worldSpace=1)
cmds.polyDelFacet('building_' + str(buildings) + '.f[0]')
avg_height = heights_sum / len(waypoints)
cmds.polyExtrudeFacet('building_' + str(buildings) + '.f[0]', ltz=(1.0 * avg_height/size_multiplier))
cmds.select('building_' + str(buildings), r=True)
cmds.collision('building_' + str(buildings), 'nParticle')
#==========================================================================
#============================Handle winds==================================
winds_data = open(winds_file, 'r')
winds = 0
cmds.progressWindow(edit=True, progress = progress, status='Setting winds')
for line in winds_data:
winds += 1
tmp = line.split(' ')
lon = float(tmp[0])
lat = float(tmp[1])
x = float(tmp[2])
y = float(tmp[3])
z = float(tmp[4])
magn = math.sqrt(math.pow(x, 2) + math.pow(y, 2) + math.pow(z, 2))
max_dist = self.coordinates_dist(0, 0, 0.006364, 0.006364)/size_multiplier
volume_size = self.coordinates_dist(0, 0, 0.0045, 0.0045)/size_multiplier
position = convert_coordinates(lon, lat)
cmds.air(n='wind_' + str(winds), pos=position, wns=True, dx=x, dy=y, dz=z, m=magn, s=1, mxd=max_dist)
cmds.setAttr('wind_' + str(winds) + '.volumeShape', 1)
cmds.setAttr('wind_' + str(winds) + '.volumeOffsetY', 1)
cmds.scale(volume_size, volume_size/2, volume_size, 'wind_' + str(winds))
cmds.connectDynamic('nParticle', f='wind_' + str(winds))
cmds.select(cl=True)
#==========================================================================
cmds.gravity(n='gravity', m=9.8*1e-5)
cmds.connectDynamic('nParticle', f='gravity')
cmds.polyPlane(n='ground', sx=(maxlon-minlon), sy=(maxlat-minlat), w=(maxlon-minlon)*norm_lon, h=(maxlat-minlat)*norm_lat)
cmds.collision('ground', 'nParticle')
cmds.select('building_*', r=True)
cmds.select('road_*', tgl=True)
cmds.select('ground', tgl=True)
cmds.select('nParticle', tgl=True)
cmds.editRenderLayerGlobals(currentRenderLayer='AOLayer')
cmds.editRenderLayerMembers('AOLayer')
cmds.select('road_*', r=True)
cmds.group(n='roads')
cmds.select('building_*', r=True)
cmds.group(n='buildings')
cmds.select('pathcurve_*', r=True)
cmds.group(n='emitters')
cmds.select('roads', r=True)
cmds.select('buildings', tgl=True)
cmds.select('emitters', tgl=True)
cmds.select('nParticle', tgl=True)
cmds.select('gravity', tgl=True)
cmds.select('ground', tgl=True)
cmds.select('wind_1', tgl=True)
cmds.group(n='city')
xmlData.unlink()
winds_data.close()
heights_data.close()
if raw_wrf:
os.remove(winds_file)
if raw_dem:
os.remove(heights_file)
cmds.progressWindow(endProgress = True)
def _buildSideSplashEmitter(name='',
boatName='',
splashParticleName=[],
boatIntersectCurveShape='',
sideAnimatable='',
presetName=None):
"""
New builder for sideSplash nParticle Emitter
Checks if the NPARTICLE_EMITTLERS_hrc exists or not too
@param name: The name of the new emitter
@param splashParticleName: List of the names of nParticleShape nodes to connect to the emitter
@param boatIntersectCurveShape: The name of the intersection curve to emit from.
@type name: String
@type splashParticleName: List
@type boatIntersectCurveShape: String
"""
if not cmds.objExists('nPARTICLE_EMITTERS_hrc'):
cmds.group(n='nPARTICLE_EMITTERS_hrc', em=True)
debug(None,
method='_buildSideSplashEmitter',
message='name: %s' % name,
verbose=False)
# Get base flat surface
lineCurve = cmds.curve(name='%s_extrudeCurve' % name,
degree=1,
point=[(-0.01, 0, 0), (0.01, 0, 0)])
flatSurface = cmds.extrude(lineCurve,
boatIntersectCurveShape,
name='%s_flatSurface' % name,
constructionHistory=True,
range=False,
polygon=0,
useComponentPivot=1,
fixedPath=True,
useProfileNormal=True,
extrudeType=2,
reverseSurfaceIfPathReversed=True)[0]
cmds.rebuildSurface(flatSurface,
constructionHistory=True,
replaceOriginal=True,
rebuildType=0,
endKnots=1,
keepCorners=False,
spansU=1,
degreeU=1,
spansV=100,
degreeV=3)
# Offset upwards curve from surface
offsetUp = cmds.offsetCurve('%s.u[0.5]' % flatSurface,
name='%s_offsetUp' % name,
distance=0,
constructionHistory=True,
range=0,
subdivisionDensity=1)[0]
cmds.rebuildCurve(offsetUp,
constructionHistory=False,
replaceOriginal=True,
end=1,
keepRange=0,
keepControlPoints=True,
degree=1)
cmds.setAttr('%s.translateY' % offsetUp, 0.01)
# Offset from upwards curve with distance and translate down to get the 45 degree angle
offset_distance = -0.01
offsetOut = cmds.offsetCurve(offsetUp,
name='%s_offsetOut' % name,
distance=offset_distance,
constructionHistory=True,
range=0,
subdivisionDensity=1)[0]
cmds.setAttr('%s.translateY' % offsetOut, offset_distance)
# Finally, loft a non-flipping surface solution (45 degree angle of the boat)
noFlipSurface = cmds.loft(offsetUp,
offsetOut,
degree=1,
constructionHistory=True,
range=0,
polygon=0,
sectionSpans=1)[0]
noFlipSurface = cmds.rename(noFlipSurface, '%s_noFlipSurface' % name)
## Build the emitter
emitter = cmds.emitter(noFlipSurface,
name='%s_emitter' % name,
type='surface')
# Create closestPointOnSurface for acceleration expression where front more acceleration
cPoS = cmds.createNode('closestPointOnSurface', name='%s_cPoS' % name)
cmds.connectAttr('%s.worldSpace' % noFlipSurface, '%s.inputSurface' % cPoS)
## Build the emitter group if it doesn't already exist
emitterGroup = '%s_hrc' % name
if not cmds.objExists(emitterGroup):
cmds.group(lineCurve,
flatSurface,
offsetUp,
offsetOut,
noFlipSurface,
emitter[0],
n=emitterGroup)
debug(None,
method='_buildSideSplashEmitter',
message='emitterName: %s' % emitter[1],
verbose=False)
## Check if a custom preset has been assigned via the func flags for the emitter, if not use the default preset...
if presetName:
pathToPreset = '%s/%s' % (CONST.EMITTERBASEPRESETPATH, presetName)
debug(None,
method='_buildSideSplashEmitter',
message='pathToPreset: %s' % pathToPreset,
verbose=False)
mel.eval('applyPresetToNode "%s" "" "" "%s" 1;' %
(emitter[1], pathToPreset))
## Now parent it
try:
cmds.parent(emitterGroup, 'nPARTICLE_EMITTERS_hrc')
except:
pass
## Connect the emitter to the particles
debug(None,
method='_buildSideSplashEmitter',
message='Connected %s: %s' % (splashParticleName, emitter[1]),
verbose=False)
for each in splashParticleName:
_connect_NParticleShape_to_NParticleEmitter(particleShapeNode=each,
emitter=emitter[1])
## Now do the expression for the side emitter
if 'IntersectCurveRight' in emitter[1]:
direction = 'R'
else:
direction = 'L'
expStringList = [
'float $minSpeed = %s.minSpeed;\n' % sideAnimatable,
'float $maxSpeed = %s.maxSpeed;\n' % sideAnimatable,
'float $speed = %s:world_ctrl.speed;\n' % boatName,
'float $curve = smoothstep($minSpeed, $maxSpeed, $speed);\n',
'float $rateMuliplier = %s.rateMultiplier%s;\n' %
(sideAnimatable, direction),
'float $splashMaxSpeed = %s.splashMaxSpeed%s;\n' %
(sideAnimatable, direction),
'\n',
'if (%s.useSpeed == 1)\n' % sideAnimatable,
'{\n\t',
'%s.rate = $rateMuliplier * $curve;\n' % emitter[1],
'\n\t\t',
'float $emitterSpeed = $splashMaxSpeed * $curve;\n\t\t',
'if ($emitterSpeed == 0)\n\t\t',
'{\n\t\t\t',
'$emitterSpeed = 0.1;\n\t\t',
'}\n\t\t',
'%s.speed = $emitterSpeed;\n' % emitter[1],
'}\n',
'else\n',
'{\n\t',
'%s.rate = $rateMuliplier;\n\t' % emitter[1],
'%s.speed = $splashMaxSpeed;\n' % emitter[1],
'}\n',
]
## Check if the expression already exists in the scene, if so delete it
utils.checkExpressionExists('%s_sideSplashEmitter' % boatName)
## Build new expression
cmds.expression(emitter[1],
n='%s_sideSplashEmitter' % emitter[1],
string=utils.processExpressionString(expStringList))
## Connect some attributes
if not cmds.isConnected('%s.normalSpeed%s' % (sideAnimatable, direction),
'%s.normalSpeed' % emitter[1]):
cmds.connectAttr('%s.normalSpeed%s' % (sideAnimatable, direction),
'%s.normalSpeed' % emitter[1])
if not cmds.isConnected('%s.randomSpeed%s' % (sideAnimatable, direction),
'%s.speedRandom' % emitter[1]):
cmds.connectAttr('%s.randomSpeed%s' % (sideAnimatable, direction),
'%s.speedRandom' % emitter[1])
return cPoS
def __init__(self, prefix, mesh):
## Create ctrl for bubbles
self.bubbleCtrlShape = cmds.createNode( 'implicitSphere', name = '%s_%sShape' % (prefix, self.BUBBLE_CTRL_NAME) )
self.bubbleCtrl = cmds.listRelatives(self.bubbleCtrlShape, parent = True, fullPath = True)
self.bubbleCtrl = cmds.rename( self.bubbleCtrl, '%s_%s' % (prefix, self.BUBBLE_CTRL_NAME) )
self.bubbleCtrlGroup = cmds.group( self.bubbleCtrl, name = '%s_%s' % (prefix, self.BUBBLE_CTRL_OFFSET_GRP) )
## Space locator with speed attribute
self.speedLocator = cmds.spaceLocator( name = '%s_%s' % (prefix, self.LOCATOR_NAME) )[0]
cmds.addAttr(self.speedLocator, longName = 'speed', attributeType = 'double')
cmds.setAttr('%s.speed' % self.speedLocator, keyable = True)
###################################################################################################
## Creation
self.bubble, self.bubbleShape = cmds.particle(name = '%s_%s' % (prefix, self.BUBBLE_NAME) )
## Set presets
for attr, val in self.BUBBLE_PRESET_ATTRS.iteritems():
cmds.setAttr('%s.%s' % (self.bubbleShape, attr), val)
## Create necessary PP attr and hook-up necsesary ramp info
arrayMap, ramp = self.addAttrPP(particleShapeName = self.bubbleShape, attrPP = self.BUBBLE_ATTR_PP)
## Emitter
cmds.select(mesh, replace = True)
self.bubbleEmitter = cmds.emitter(type = 'surface', rate = 100, sro = 0, nuv = 0, cye = 'none', cyi = 1, spd = 1, srn = 0, nsp = 1, tsp = 0, mxd = 0, mnd = 0, dx = 1, dy = 0, dz = 0, sp = 0)[1]
# elif _TYPE == 'volume':
# cmds.select(clear = True)
# self.bubbleEmitter = cmds.emitter(pos = [0, 0, 0], type = 'volume', r = 100, sro = 0, nuv = 0, cye = 'none', cyi = 1, spd = 1, srn = 0, nsp = 1, tsp = 0, mxd = 0, mnd = 0, dx = 0, dy = 0, dz = 0, sp = 0, vsh = 'sphere', vof = [0, 0, 0], vsw = 360, tsr = 0.5, afc = 1, afx = 1, arx = 0, alx = 0, rnd = 0, drs = 0, ssz = 0)[0]
# cmds.setAttr('%s.scaleX' % self.bubbleEmitter, 0.2)
# cmds.setAttr('%s.scaleY' % self.bubbleEmitter, 0.2)
# cmds.setAttr('%s.scaleZ' % self.bubbleEmitter, 0.2)
self.bubbleEmitter = cmds.rename(self.bubbleEmitter, '%s_%s' % (prefix, self.BUBBLE_EMITTER_NAME) )
cmds.connectDynamic(self.bubbleShape, emitters = self.bubbleEmitter)
###################################################################################################
## Creation
self.bubbleBurst, self.bubbleBurstShape = cmds.particle(name = '%s_%s' % (prefix, self.BUBBLEBURST_NAME) )
## Set presets
for attr, val in self.BUBBLEBURST_PRESET_ATTRS.iteritems():
cmds.setAttr('%s.%s' % (self.bubbleBurstShape, attr), val)
## Create necessary PP attr and hook-up necsesary ramp info
self.addAttrPP(particleShapeName = self.bubbleBurstShape, attrPP = self.BUBBLEBURST_ATTR_PP)
cmds.select(self.bubbleShape, replace = True)
self.bubbleBurstEmitter = cmds.emitter(type = 'omni', rate = 100, sro = 0, nuv = 0, cye = 'none', cyi = 1, spd = 1, srn = 0, nsp = 1, tsp = 0, mxd = 0, mnd = 0, dx = 1, dy = 0, dz = 0, sp = 0)[1]
self.bubbleBurstEmitter = cmds.rename(self.bubbleBurstEmitter, '%s_%s' % (prefix, self.BUBBLEBURST_EMITTER_NAME) )
cmds.setAttr('%s.speed' % self.bubbleBurstEmitter, 0.4)
cmds.addPP(self.bubbleBurstEmitter, attribute = 'rate')
cmds.connectDynamic(self.bubbleBurstShape, emitters = self.bubbleBurstEmitter)
###################################################################################################
## Create necessary fields
## Uniform Field
self.uniformField = cmds.uniform(name = '%s_%s' % (prefix, self.UNIFORM_FIELD_NAME), pos = [0, 0, 0], m = 2.5, att = 0, dx = 0, dy = 2, dz = 0, mxd = -1, vsh = 'none', vex = 0, vof = [0, 0, 0], vsw = 360, tsr = 0.5)[0]
## Turbulence Field
self.turbulenceField = cmds.turbulence(name = '%s_%s' % (prefix, self.TURBULENCE_FIELD_NAME), pos = [0, 0, 0], m = 3, att = 0, f = 10, phaseX = 0, phaseY = 0, phaseZ = 0, noiseLevel = 0, noiseRatio = 0.707, mxd = -1, vsh = 'none', vex = 0, vof = [0, 0, 0], vsw = 360, tsr = 0.5)[0]
## Radial Field
self.radialField = cmds.radial(name = '%s_%s' % (prefix, self.RADIAL_FIELD_NAME), pos = [0, 0, 0], m = 2, att = 1, typ = 0, mxd = 20, vsh = 'sphere', vex = 0, vof = [0, 0, 0], vsw = 360, tsr = 0.5)[0]
## Make necessary connections
cmds.connectDynamic(self.bubbleShape, fields = self.uniformField)
cmds.connectDynamic(self.bubbleBurstShape, fields = self.uniformField)
cmds.connectDynamic(self.bubbleShape, fields = self.turbulenceField)
cmds.connectDynamic(self.bubbleBurstShape, fields = self.turbulenceField)
cmds.connectDynamic(self.bubbleShape, fields = self.radialField)
cmds.connectDynamic(self.bubbleBurstShape, fields = self.radialField)
###################################################################################################
self.bubbleGroup = cmds.group(self.bubbleCtrlGroup, self.bubble, self.bubbleBurst, self.uniformField, self.turbulenceField, self.radialField, self.bubbleEmitter, self.bubbleBurstEmitter, self.speedLocator, name = '%s_%s' % (prefix, self.BUBBLE_GROUP_NAME) )
cmds.parent(self.bubbleEmitter, self.speedLocator)
cmds.pointConstraint(self.bubbleCtrl, self.speedLocator, maintainOffset = False)
cmds.pointConstraint(cmds.listRelatives(mesh, parent = True, fullPath = True)[0], self.bubbleCtrlGroup, maintainOffset = False)
cmds.setAttr('%s.scaleX' % self.radialField, 3.165)
cmds.setAttr('%s.scaleY' % self.radialField, 3.165)
cmds.setAttr('%s.scaleZ' % self.radialField, 3.165)
attr = {'longName':'speed', 'niceName':' ', 'attributeType':'enum', 'enumName':'Speed:', 'keyable':False}
self.add_custom_attrs(self.bubbleCtrl, **attr)
attr = {'longName':'minSpeed', 'attributeType':'double', 'defaultValue':0.01, 'min':0}
self.add_custom_attrs(self.bubbleCtrl, **attr)
attr = {'longName':'maxSpeed', 'attributeType':'double', 'defaultValue':20}
self.add_custom_attrs(self.bubbleCtrl, **attr)
attr = {'longName':'useSpeed', 'niceName':'Use Speed', 'attributeType':'bool', 'defaultValue':0}
self.add_custom_attrs(self.bubbleCtrl, **attr)
attr = {'longName':'emitters', 'niceName':' ', 'attributeType':'enum', 'enumName':'Emitters:', 'keyable':False}
self.add_custom_attrs(self.bubbleCtrl, **attr)
attr = {'longName':'rate', 'niceName':'Rate', 'attributeType':'double', 'defaultValue':20, 'min':0}
self.add_custom_attrs(self.bubbleCtrl, **attr)
attr = {'longName':'splashMaxSpeed', 'niceName':'Splash Max Speed', 'attributeType':'double', 'defaultValue':0.1}
self.add_custom_attrs(self.bubbleCtrl, **attr)
attr = {'longName':'directionalSpeed', 'niceName':'Directional Speed', 'attributeType':'double', 'defaultValue':0}
self.add_custom_attrs(self.bubbleCtrl, **attr)
attr = {'longName':'randomDirection', 'niceName':'Random Direction', 'attributeType':'double', 'defaultValue':0}
self.add_custom_attrs(self.bubbleCtrl, **attr)
attr = {'longName':'burstAttr', 'niceName':' ', 'attributeType':'enum', 'enumName':'Burst Attrs:', 'keyable':False}
self.add_custom_attrs(self.bubbleCtrl, **attr)
attr = {'longName':'popVelocity', 'niceName':'Pop Velocity', 'attributeType':'double', 'defaultValue':1}
self.add_custom_attrs(self.bubbleCtrl, **attr)
attr = {'longName':'burstSizeMin', 'niceName':'Size Min', 'attributeType':'double', 'defaultValue':0.01, 'min':0}
self.add_custom_attrs(self.bubbleCtrl, **attr)
attr = {'longName':'burstSizeMax', 'niceName':'Size Max', 'attributeType':'double', 'defaultValue':0.1, 'min':0}
self.add_custom_attrs(self.bubbleCtrl, **attr)
attr = {'longName':'burstLifespanMin', 'niceName':'Lifespan Min', 'attributeType':'double', 'defaultValue':1, 'min':-1}
self.add_custom_attrs(self.bubbleCtrl, **attr)
attr = {'longName':'burstLifespanMax', 'niceName':'Lifespan Max', 'attributeType':'double', 'defaultValue':2, 'min':-1}
self.add_custom_attrs(self.bubbleCtrl, **attr)
attr = {'longName':'bubbleAttr', 'niceName':' ', 'attributeType':'enum', 'enumName':'Bubble Attrs', 'keyable':False}
self.add_custom_attrs(self.bubbleCtrl, **attr)
attr = {'longName':'bubbleSizeMin', 'niceName':'Size Min', 'attributeType':'double', 'defaultValue':0.2, 'min':0}
self.add_custom_attrs(self.bubbleCtrl, **attr)
attr = {'longName':'bubbleSizeMax', 'niceName':'Size Max', 'attributeType':'double', 'defaultValue':0.4, 'min':0}
self.add_custom_attrs(self.bubbleCtrl, **attr)
attr = {'longName':'lifespanMin', 'niceName':'Lifespan Min', 'attributeType':'double', 'defaultValue':2, 'min':-1}
self.add_custom_attrs(self.bubbleCtrl, **attr)
attr = {'longName':'lifespanMax', 'niceName':'Lifespan Max', 'attributeType':'double', 'defaultValue':4, 'min':-1}
self.add_custom_attrs(self.bubbleCtrl, **attr)
attr = {'longName':'killField', 'niceName':' ', 'attributeType':'enum', 'enumName':'Kill Field:', 'keyable':False}
self.add_custom_attrs(self.bubbleCtrl, **attr)
attr = {'longName':'killHeight', 'niceName':'Kill Height', 'attributeType':'double', 'defaultValue':-0.1}
self.add_custom_attrs(self.bubbleCtrl, **attr)
###################################################################################################
## Locator speed expression
expStringList = [
'float $time;',
'float $trx;',
'float $try;',
'float $trz;',
'float $dx = %s.translateX - $trx;' % self.speedLocator,
'float $dy = %s.translateY - $try;' % self.speedLocator,
'float $dz = %s.translateZ - $trz;' % self.speedLocator,
'float $d = sqrt( ($dx * $dx) + ($dy * $dy) + ($dz * $dz) );',
'%s.speed = abs( $d / ( time - ($time + 0.001) ) );' % self.speedLocator,
'$trx = %s.translateX;' % self.speedLocator,
'$try = %s.translateY;' % self.speedLocator,
'$trz = %s.translateZ;' % self.speedLocator,
'$time = time;'
]
expString = self.processExpressionString(expStringList)
cmds.expression(self.speedLocator, string = expString)
## Bubbles Creation Expression
expStringList = [
'%s.lifespanPP = rand(%s.lifespanMin, %s.lifespanMax);' %(self.bubbleShape, self.bubbleCtrl, self.bubbleCtrl)
]
expString = self.processExpressionString(expStringList)
cmds.dynExpression(self.bubbleShape, string = expString, creation = True)
## Bubbles Runtime After Dynamics
expStringList = [
'vector $vel = %s.velocity;' % self.bubbleShape,
'vector $kill = %s.position;' % self.bubbleShape,
'float $popVel = %s.popVelocity;' % self.bubbleCtrl,
'float $age = %s.age;' % self.bubbleShape,
'',
'if ( $kill.y > %s.killHeight )' % self.bubbleCtrl,
'{',
' %s.lifespanPP = 0;' % self.bubbleShape,
'}',
'',
'if ($vel.y >= $popVel)',
'{',
' %s.lifespanPP = 0;' % self.bubbleShape,
' %s.%s_emitterRatePP = 100;' % (self.bubbleShape, '_'.join(self.bubbleBurst.split('_')[0:-1])),
'}',
]
expString = self.processExpressionString(expStringList)
cmds.dynExpression(self.bubbleShape, string = expString, runtimeAfterDynamics = True)
## Bubble Bursts Creation Expression
expStringList = [
'%s.lifespanPP = rand(%s.burstLifespanMin, %s.burstLifespanMax);' %(self.bubbleBurstShape, self.bubbleCtrl, self.bubbleCtrl),
'%s.radiusPP = rand(%s.burstSizeMin, %s.burstSizeMax)' % (self.bubbleBurstShape, self.bubbleCtrl, self.bubbleCtrl),
]
expString = self.processExpressionString(expStringList)
cmds.dynExpression(self.bubbleBurstShape, string = expString, creation = True)
## Bubble Bursts Runtime After Dynamics Expression
expStringList = [
'vector $kill = %s.position;' % self.bubbleBurstShape,
'',
'if ($kill.y > %s.killHeight)' % self.bubbleCtrl,
'{',
' %s.lifespanPP = 0;' % self.bubbleBurstShape,
'}',
]
expString = self.processExpressionString(expStringList)
cmds.dynExpression(self.bubbleBurstShape, string = expString, runtimeAfterDynamics = True)
## Expression for Turbulence Field
expStringList = [
'%s.phaseX = time;' % self.turbulenceField,
'%s.phaseY = time;' % self.turbulenceField,
'%s.phaseZ = time;' % self.turbulenceField,
]
expString = self.processExpressionString(expStringList)
cmds.expression(self.turbulenceField, string = expString)
## Expression for Bubble Emitter
expStringList = [
'float $minSpeed = %s.minSpeed;' % self.bubbleCtrl,
'float $maxSpeed = %s.maxSpeed;' % self.bubbleCtrl,
'float $speed = %s.speed;' % self.speedLocator,
'float $curve = smoothstep($minSpeed, $maxSpeed, $speed);',
'float $rateMuliplier = %s.rate;' % self.bubbleCtrl,
'float $splashMaxSpeed = %s.splashMaxSpeed;' % self.bubbleCtrl,
'',
'if (%s.useSpeed == 1)' % self.bubbleCtrl,
'{',
' %s.rate = $rateMuliplier * $curve;' % self.bubbleEmitter,
'',
' float $emitterSpeed = $splashMaxSpeed * $curve;',
' if ($emitterSpeed == 0)',
' {',
' $emitterSpeed = 0.1;',
' }',
' %s.awayFromCenter = $emitterSpeed;' % self.bubbleEmitter,
'}',
'else',
'{',
' %s.rate = $rateMuliplier;' % self.bubbleEmitter,
' %s.awayFromCenter = $splashMaxSpeed;' % self.bubbleEmitter,
'}',
'%s.alongAxis = %s.directionalSpeed;' % (self.bubbleEmitter, self.bubbleCtrl),
'%s.randomDirection = %s.randomDirection;' % (self.bubbleEmitter, self.bubbleCtrl),
]
expString = self.processExpressionString(expStringList)
cmds.expression(self.bubbleEmitter, string = expString)
###################################################################################################
## Finalizing stuffs
cmds.connectAttr('%s.bubbleSizeMin' % self.bubbleCtrl, '%s.minValue' % arrayMap)
cmds.connectAttr('%s.bubbleSizeMax' % self.bubbleCtrl, '%s.maxValue' % arrayMap)
###################################################################################################
## Assigning shader
self.bubbleShader(particleShapeName = [self.bubbleShape, self.bubbleBurstShape])
#directionY
-dy 0
#directionZ
-dz 0
#spread
-sp 0 ;
'''
#Turn the Particle Emitter Creation Mel into Python
#Make the objects name into hose so the emitter can properly parent
#Just activate script and emitter will be created with fields
import maya.cmds as cmds
# Creating emitter and particle object
emit = cmds.emitter(n='spray',) # Returns lists
part = cmds.particle(n='droplets') # Return List [particle, particleShape]
# Connecting particle to emitter
cmds.connectDynamic(part[0], em=emit[0])
# Selecting object in scene
hose_objects = cmds.ls(sl=True)
# Parenting emitter to hose. First selected object.
cmds.parent( emit[0], hose_objects[0] )
#To turn Depth Sort on the particles
cmds.setAttr(part[1] + '.depthSort', True)
attrName = 'depthSort'
'''
# Parellel Lists (Array)
def createParticleBucket(self,emitSurface,dressType,ptcCount):
'''creates a particle system named after the surface that the particles emit from
returns the emitter, particles, instancer created. This proc also builds
the initial expressions that a modified by the UI'''
firstFrame = cmds.playbackOptions( query = True, minTime = True )
print ("creating a new particle for ")
#TODO build a data class that is easily edited outside the script to set
#these default settings
if dressType == 'all':
emitSurfaceName = emitSurface + "_Dress"
scaleMin = str(self.ptcMin)
scaleMax = str(self.ptcMax)
emitterName = emitSurfaceName +"_Emitter"
ptcBktName = emitSurfaceName + "_Particles"
insterName = emitSurfaceName + "_Instancer"
cmds.select(emitSurface)
#create the emitter
emitter = cmds.emitter(type = 'surface', r=1000, nuv=True,spd = 0.01, sro = False, cye = 'none', cyi = 0, sp = 0, n = emitterName )
#create the particles
emitSurfPtcs = cmds.particle( c = 1.0, name = ptcBktName )
cmds.goal(emitSurfPtcs, w=1,utr=0,g = emitSurface)
emitSurfPtcsShape = emitSurfPtcs[-1]
#add the per particle attributes
cmds.select(emitSurfPtcsShape)
#instance selection
cmds.addAttr( ln ='indexPP',dt = 'doubleArray')
#random scaling
cmds.addAttr( ln ='scalePP',dt = 'vectorArray')
#rotation vector around X axis based on surface normal
cmds.addAttr( ln ='surfRotOffPP',dt = 'vectorArray')
cmds.addAttr( ln ='surfRotPP',dt = 'vectorArray')
#user specificied aim & user specified aim rotation around aim
#not used in the example but can be leveraged for different behavior
cmds.addAttr( ln ="aimVectorPP",dt = 'vectorArray')
cmds.addAttr( ln ="aimRotOffPP",dt = 'vectorArray')
cmds.addAttr( ln ="aimRotPP",dt = 'vectorArray')
#Goal UV based attrs
cmds.addAttr( ln ='goalWorldNormal0PP',dt = 'vectorArray')
cmds.addAttr( ln ='goalU',dt = 'doubleArray')
cmds.addAttr( ln ='goalU0',dt = 'doubleArray')
cmds.addAttr( ln ='goalV',dt = 'doubleArray')
cmds.addAttr( ln ='goalV0',dt = 'doubleArray')
cmds.addAttr( ln ='parentU',dt = 'doubleArray')
cmds.addAttr( ln ='parentU0',dt = 'doubleArray')
cmds.addAttr( ln ='parentV',dt = 'doubleArray')
cmds.addAttr( ln ='parentV0',dt = 'doubleArray')
#custom attrs from the UI that change how the system behaves
cmds.addAttr( ln = 'scaleMin', at ='double')
cmds.addAttr( ln = 'scaleMax', at ='double')
cmds.addAttr( ln = 'dressType', dt = 'string')
cmds.addAttr( ln = 'randSeed', at = 'long')
#update the attrs
cmds.setAttr(emitSurfPtcsShape+'.scaleMin', float(scaleMin))
cmds.setAttr(emitSurfPtcsShape+'.scaleMax', float(scaleMax))
cmds.setAttr(emitSurfPtcsShape+'.dressType', str(dressType), typ = 'string')
cmds.setAttr(emitSurfPtcsShape+'.seed[0]', random.randrange(100, 360,1))
cmds.setAttr(emitSurfPtcsShape+'.randSeed', random.randrange(100, 360,1))
cmds.setAttr(emitSurfPtcsShape+".maxCount",int(ptcCount))
cmds.setAttr(emitSurfPtcsShape+".startFrame", firstFrame)
#return what was created
return (emitSurface,emitter,emitSurfPtcs,emitSurfPtcsShape,insterName)
-dx 1
#directionY
-dy 0
#directionZ
-dz 0
#spread
-sp 0 ;
'''
#Turn the Particle Emitter Creation Mel into Python
#Make the objects name into hose so the emitter can properly parent
import maya.cmds as cmds
emit = cmds.emitter(n='spray',)
part = cmds.particle(n='droplets')
cmds.connectDynamic(part[0], em=emit[0])
selected = cmds.ls(sl=True)[0]
cmds.parent( 'spray', selected )
#To turn Depth Sort on the particles
cmds.setAttr(part[1] + '.depthSort', True)
attrName = 'depthSort'
cmds.setAttr('%s.depthSort' %(part[1]), True)
#For some reason the script editor will not work with these below
#along with all of the script at once, but they will individualy.
#Turn particle shape into Multipoints... selected list is 0
cmds.setAttr('dropletsShape.particleRenderType', 0)
def buildSplash(self):
objectName = str(self.getObject.text())
if self.checkWake.isChecked()==True:
wakeEmitter = str(self.getWake.text())
else:
wakeEmitter = "OceanWakeEmitter1"
if self.checkOcean.isChecked()==True:
oceanShader = str(self.getOcean.text())
else:
oceanShader = "oceanShader1"
###Bcreating Splash Disc
objectNameAxis = generator.getMaxAndMinAxis(objectName)
#generator_Return: 0-maxX, 1-minX, 2-maxY, 3-minY, 4-maxZ, 5-minZ
avrgX = objectNameAxis[0] - objectNameAxis[1]
avrgZ = objectNameAxis[4] - objectNameAxis[5]
avrgY = objectNameAxis[2] - objectNameAxis[3]
if avrgX > avrgZ:
SplashCurve = avrgX
else:
SplashCurve = avrgZ
baseCurve = cmds.circle(name="base",normal=[0,1,0],radius=SplashCurve/1.5)
headCurve = cmds.circle(name="head",normal=[0,1,0],radius=SplashCurve/2)
cmds.move(0,(avrgY/4),0,headCurve)
cmds.rebuildCurve ("base", ch=1, rpo=1, rt=0, end=1, kr=0, kcp=0, kep=0, kt=0, s=100, d=7, tol=0.01)
cmds.rebuildCurve ("head", ch=1, rpo=1, rt=0, end=1, kr=0, kcp=0, kep=0, kt=0, s=100, d=7, tol=0.01)
splashDisc = cmds.loft ("base", "head",name="%s_SplashDisc"%objectName, ch=1, u=1, c=0, ar=1, d=3, ss=int(avrgY+1), rn=0, po=0, rsn=True)
#Return: 0-SplashDisc, 1-loft1
cmds.delete(baseCurve,headCurve)
cmds.setAttr("%s.visibility"%splashDisc[0], False )
objectPosition = cmds.xform(objectName, query=True, translation=True, worldSpace=True )
cmds.move(objectPosition[0], 0, objectPosition[2], splashDisc[0])
###adding emitter and particle to Object
objectNameEmitter = cmds.emitter(objectName,type='surface',rate=0,scaleRateByObjectSize=False,needParentUV=False,cycleEmission="none",
cycleInterval=1,speed=1,speedRandom=0,normalSpeed=1,tangentSpeed=0,maxDistance=0,minDistance=0,
directionX=1,directionY=0,directionZ=0,spread=0,name="%s_emitter"%objectName)
#Return: 0-objectName, 1-objectName_emitter
objectNameParticle = cmds.particle(name="%s_particle"%objectName)
cmds.connectDynamic(objectNameParticle[0],emitters=objectNameEmitter[0])
###adding emitter and particle to Splash Disc
splashDiscEmitter = cmds.emitter(splashDisc[0],type='surface',rate=0,scaleRateByObjectSize=False,needParentUV=False,cycleEmission="none",
cycleInterval=1,speed=1,speedRandom=1.5,normalSpeed=1,tangentSpeed=0,maxDistance=0,minDistance=0,
directionX=1,directionY=0,directionZ=0,spread=0,name="%s_emitter"%splashDisc[0])
#Return: 0-SplashDisc, 1-SplashDisc_emitter
splashDiscParticle = cmds.particle(name="%s_particle"%splashDisc[0])
cmds.connectDynamic(splashDiscParticle[0],emitters=splashDiscEmitter[0])
#connecting the X and Z object position to Splash Disc to follow
cmds.connectAttr("%s.translate.translateZ"%objectName, "%s.translate.translateZ"%splashDisc[0])
cmds.connectAttr("%s.translate.translateX"%objectName, "%s.translate.translateX"%splashDisc[0])
#setting up the splash Disc particle Setting
cmds.setAttr("%s.lifespanMode"%splashDiscParticle[1],3)
cmds.setAttr("%s.lifespanRandom"%splashDiscParticle[1],0.5)
cmds.setAttr("%s.conserve"%splashDiscParticle[1],0.983)
cmds.setAttr("%s.inheritFactor"%splashDiscParticle[1],0.2)
cmds.setAttr("%s.particleRenderType"%splashDiscParticle[1],5)
cmds.addAttr(splashDiscParticle[1], keyable=True, ln="useLighting", at="bool", dv=False)
cmds.addAttr(splashDiscParticle[1], ln="spriteScaleYPP", dt="doubleArray")
cmds.addAttr(splashDiscParticle[1], ln="spriteScaleYPP0", dt="doubleArray")
cmds.addAttr(splashDiscParticle[1], ln="spriteScaleXPP", dt="doubleArray")
cmds.addAttr(splashDiscParticle[1], ln="spriteScaleXPP0", dt="doubleArray")
cmds.addAttr(splashDiscParticle[1], ln="spriteTwistPP", dt="doubleArray")
cmds.addAttr(splashDiscParticle[1], ln="spriteTwistPP0", dt="doubleArray")
#creating Ramp for Splash Disc particle
splashDiscParticle_spriteScaleXPP = cmds.arrayMapper(target=splashDiscParticle[1], destAttr="spriteScaleXPP", inputV="ageNormalized", type="ramp")
ramp_spriteScaleXPP = cmds.listConnections(splashDiscParticle_spriteScaleXPP, type="ramp")
ramp_spriteScaleXPP = cmds.rename(ramp_spriteScaleXPP[1], "%s_spriteScaleXPP_Rampe"%splashDiscParticle[1])
cmds.setAttr("%s.colorEntryList[2].color"%ramp_spriteScaleXPP, 0,0,0)
cmds.setAttr("%s.colorEntryList[2].position"%ramp_spriteScaleXPP, 1)
cmds.setAttr("%s.colorEntryList[1].color"%ramp_spriteScaleXPP, 0.5,0.5,0.5)
cmds.setAttr("%s.colorEntryList[1].position"%ramp_spriteScaleXPP, 0.165)
cmds.setAttr("%s.colorEntryList[0].color"%ramp_spriteScaleXPP, 1,1,1)
cmds.setAttr("%s.colorEntryList[0].position"%ramp_spriteScaleXPP, 0)
splashDiscParticle_spriteScaleYPP = cmds.arrayMapper(target=splashDiscParticle[1], destAttr="spriteScaleYPP", inputV="ageNormalized", type="ramp")
ramp_spriteScaleYPP = cmds.listConnections(splashDiscParticle_spriteScaleYPP, type="ramp")
ramp_spriteScaleYPP = cmds.rename(ramp_spriteScaleYPP[1], "%s_SpriteScaleYPP_Rampe"%splashDiscParticle[1])
cmds.setAttr("%s.colorEntryList[2].color"%ramp_spriteScaleYPP, 0,0,0)
cmds.setAttr("%s.colorEntryList[2].position"%ramp_spriteScaleYPP, 1)
cmds.setAttr("%s.colorEntryList[1].color"%ramp_spriteScaleYPP, 0.5,0.5,0.5)
cmds.setAttr("%s.colorEntryList[1].position"%ramp_spriteScaleYPP, 0.165)
cmds.setAttr("%s.colorEntryList[0].color"%ramp_spriteScaleYPP, 1,1,1)
cmds.setAttr("%s.colorEntryList[0].position"%ramp_spriteScaleYPP, 0)
#setting up the object particle Setting
cmds.setAttr("%s.lifespanMode"%objectNameParticle[1],3)
cmds.setAttr("%s.particleRenderType"%objectNameParticle[1],7)
cmds.addAttr(objectNameParticle[1], keyable=True, ln="threshold", at="float", min=0, max=10, dv=0.7)
cmds.addAttr(objectNameParticle[1], keyable=True, ln="radius", at="float", min=0, max=10, dv=0.5)
cmds.addAttr (objectNameParticle[1], ln="radiusPP", dt="doubleArray")
#creating Ramp for object particle
objectNameParticle_radiusPP = cmds.arrayMapper(target=objectNameParticle[1], destAttr="radiusPP", inputV="ageNormalized", type="ramp")
ramp_radiusPP = cmds.listConnections(objectNameParticle_radiusPP, type="ramp")
ramp_radiusPP = cmds.rename(ramp_radiusPP[1], "%s_RadiusPP_Rampe"%objectNameParticle[1])
cmds.setAttr("%s.colorEntryList[3].color"%ramp_radiusPP, 0.056,0.056,0.056)
cmds.setAttr("%s.colorEntryList[3].position"%ramp_radiusPP, 1)
cmds.setAttr("%s.colorEntryList[2].color"%ramp_radiusPP, 0.223,0.223,0.223)
cmds.setAttr("%s.colorEntryList[2].position"%ramp_radiusPP, 0.690)
cmds.setAttr("%s.colorEntryList[1].color"%ramp_radiusPP, 0.178,0.178,0.178)
cmds.setAttr("%s.colorEntryList[1].position"%ramp_radiusPP, 0.455)
cmds.setAttr("%s.colorEntryList[0].color"%ramp_radiusPP, 0,0,0)
cmds.setAttr("%s.colorEntryList[0].position"%ramp_radiusPP, 0)
#adding gravity to SplashDisc
splashDiscGravity = cmds.gravity(name="%s_GravityField"%splashDiscParticle[0], pos=[0,0,0], m=9.8, att=0, dx=0, dy=-1, dz=0, mxd=-1, vsh="none", vex=0, vof=[0,0,0], vsw=360, tsr=0.5)
cmds.connectDynamic(splashDiscParticle[0], fields=splashDiscGravity)
#adding gravity to Object
objectNameGravity = cmds.uniform(name="%s_UniformField"%objectNameParticle[0], pos=[0,0,0], m=5, att=1, dx=1, dy=-1, dz=0, mxd=-1, vsh="none", vex=0, vof=[0,0,0], vsw=360, tsr=0.5)
cmds.connectDynamic(objectNameParticle[0], fields=objectNameGravity)
print objectNameGravity
cmds.setAttr("%s.directionX"%objectNameGravity[0],0)
cmds.setAttr("%s.directionY"%objectNameGravity[0],1)
cmds.setAttr("%s.directionZ"%objectNameGravity[0],0)
cmds.setAttr("%s.magnitude"%objectNameGravity[0],28)
#adding Expression for Object and SplashDisc
generator.objectNameParticleExpressionBeforeDynamics(objectNameParticle[1], oceanShader)
generator.splashDiscParticleExpressionBeforeDynamics(splashDiscParticle[1], oceanShader)
generator.splashDiscParticleExpressionAfterDynamics(splashDiscParticle[1])
generator.splashDiscParticleExpressionCreation(splashDiscParticle[1])
if "ocean_MainExpression" not in cmds.ls() :
generator.createMainExpression(objectNameEmitter[1])
if "ocean_MainExpression" in cmds.ls() :
generator.editMainExpression(objectName, splashDiscEmitter[0], oceanShader, objectNameEmitter[1], wakeEmitter, splashDiscEmitter[1])
# num=0
if "mainSplashDisc_Shader" not in cmds.ls():
generator.shaderSetup()
# cmds.select(splashDiscEmitter[0], replace=True)
# cmds.sets(edit=True,forceElement="mainSplashDisc_ShaderSG")
cmds.sets(splashDiscParticle, edit = True, forceElement = 'mainSplashDisc_ShaderSG')
else:
cmds.sets(splashDiscParticle, edit = True, forceElement = 'mainSplashDisc_ShaderSG')
# while cmds.connectionInfo("mainSplashDisc_ShaderSG.dagSetMembers[%s]"%num,getExactDestination=True) != "":
# num+=1
# cmds.connectAttr(splashDiscEmitter[1] + ".instObjGroups[0]", "mainSplashDisc_Shader.dagSetMembers[%s]"%num, force = True)
# else:
# while cmds.connectionInfo("mainSplashDisc_ShaderSG.dagSetMembers[%s]"%num,getExactDestination=True) != "":
# num+=1
# cmds.connectAttr(splashDiscEmitter[1] + ".instObjGroups[0]", "mainSplashDisc_Shader.dagSetMembers[%s]"%num, force = True)
# pSphere1_SplashDisc.translateX = pSphere1.translateX;
# pSphere1_SplashDisc.translateZ = pSphere1.translateZ;
return
def create_rain(self, *args):
# Create the initial rain surface
rainSurface = cmds.polyPlane(n="rainSurface", sx=10, sy=10, width=10, height=10)
cmds.move(10, "rainSurface", y=True)
# Create the emitter and particles
rate = self.get_float_value(self.rain_rate)
_emitter = cmds.emitter(type='omni', r=rate, sro=False)
emitterName = _emitter[1]
particleName, particleShape = cmds.particle()
cmds.select(emitterName)
emitterConnect = cmds.connectDynamic(particleName, em=emitterName)
cmds.setAttr(emitterName+".emitterType", 2)
# Set particle attributes
cmds.setAttr(particleShape+".lifespanMode", 2)
cmds.setAttr(particleShape+".lifespanRandom", 5)
# Select particle for gravity field creation
cmds.select(particleName)
_gravity = cmds.gravity(pos=(0,0,0), m=9.8)
#print _gravity
gravityName = _gravity[0]
gravityConnect = cmds.connectDynamic(particleName, f=gravityName)
# Change particle render type
cmds.setAttr(particleShape + ".particleRenderType", 6)
# Create turbulence field
cmds.select(particleName)
_turbulence = cmds.turbulence()
turbulenceName = _turbulence[1]
cmds.connectDynamic(particleShape, f=turbulenceName)
turb_magnitude = self.get_float_value(self.turbulence_magnitude)
cmds.setAttr(turbulenceName+".magnitude", turb_magnitude)
cmds.setAttr(turbulenceName+".attenuation", 0) # Attenuation at 0 for
cmds.setAttr(turbulenceName+".frequency", 50)
# Create vortex field
cmds.select(particleName)
vortex = cmds.vortex()
vortexName = vortex[1]
vortexConnect = cmds.connectDynamic(particleShape,f=vortexName)
vort_magnitude = self.get_float_value(self.vortex_magnitude)
print vort_magnitude
# Update Vortex Attributes
cmds.setAttr(vortexName+".magnitude", vort_magnitude)
# Make raindrops past the bounds of the surface plane
cmds.setAttr(emitterName+".minDistance", 1)
cmds.setAttr(emitterName+".maxDistance", 1)
# Set raindrops speed
cmds.setAttr(emitterName+".speedRandom", 0.9)
cmds.setAttr(emitterName+".tangentSpeed", 1.5)
wind_speed = self.get_float_value(self.rain_speed)
cmds.setAttr(emitterName+".speed", wind_speed)
print "Raindrops speed added."
# Create surface for collisions (should be selected in the beginning, if not, a new surface will be created)
#if self.selected_surface is None:
groundName, groundShape = cmds.polyPlane(n="groundSurface", sx=10, sy=10, width=25, height=25)
# Set resilience
resilience = self.get_float_value(self.surface_resilience)
cmds.select(particleName, r=True)
cmds.select(groundName, add=True)
cmds.collision(groundName, particleName, r=resilience)
cmds.connectDynamic(particleName, c=groundName)
print "Collisions added."
# Split the raindrops on collision
splitName, splitShape = cmds.particle(inherit=0.5, name="splitParticle")
#print splitName, splitShape
cmds.event(particleName, split=3, t=splitShape, spread=0.5, random=False)
cmds.setAttr(splitShape+".inheritFactor", 0.5)
print "Raindrop splits added."
# Add the gravity field to newly split particles
cmds.select(gravityName, r=True)
cmds.select(splitShape, add=True)
cmds.connectDynamic(splitShape, f=gravityName)
print "Gravity field added."
def create_rain(self, *args):
# Create the initial rain surface
rainSurface = cmds.polyPlane(n="rainSurface",
sx=10,
sy=10,
width=10,
height=10)
cmds.move(10, "rainSurface", y=True)
# Create the emitter and particles
rate = self.get_float_value(self.rain_rate)
_emitter = cmds.emitter(type='omni', r=rate, sro=False)
emitterName = _emitter[1]
particleName, particleShape = cmds.particle()
cmds.select(emitterName)
emitterConnect = cmds.connectDynamic(particleName, em=emitterName)
cmds.setAttr(emitterName + ".emitterType", 2)
# Set particle attributes
cmds.setAttr(particleShape + ".lifespanMode", 2)
cmds.setAttr(particleShape + ".lifespanRandom", 5)
# Select particle for gravity field creation
cmds.select(particleName)
_gravity = cmds.gravity(pos=(0, 0, 0), m=9.8)
#print _gravity
gravityName = _gravity[0]
gravityConnect = cmds.connectDynamic(particleName, f=gravityName)
# Change particle render type
cmds.setAttr(particleShape + ".particleRenderType", 6)
# Create turbulence field
cmds.select(particleName)
_turbulence = cmds.turbulence()
turbulenceName = _turbulence[1]
cmds.connectDynamic(particleShape, f=turbulenceName)
turb_magnitude = self.get_float_value(self.turbulence_magnitude)
cmds.setAttr(turbulenceName + ".magnitude", turb_magnitude)
cmds.setAttr(turbulenceName + ".attenuation",
0) # Attenuation at 0 for
cmds.setAttr(turbulenceName + ".frequency", 50)
# Create vortex field
cmds.select(particleName)
vortex = cmds.vortex()
vortexName = vortex[1]
vortexConnect = cmds.connectDynamic(particleShape, f=vortexName)
vort_magnitude = self.get_float_value(self.vortex_magnitude)
print vort_magnitude
# Update Vortex Attributes
cmds.setAttr(vortexName + ".magnitude", vort_magnitude)
# Make raindrops past the bounds of the surface plane
cmds.setAttr(emitterName + ".minDistance", 1)
cmds.setAttr(emitterName + ".maxDistance", 1)
# Set raindrops speed
cmds.setAttr(emitterName + ".speedRandom", 0.9)
cmds.setAttr(emitterName + ".tangentSpeed", 1.5)
wind_speed = self.get_float_value(self.rain_speed)
cmds.setAttr(emitterName + ".speed", wind_speed)
print "Raindrops speed added."
# Create surface for collisions (should be selected in the beginning, if not, a new surface will be created)
#if self.selected_surface is None:
groundName, groundShape = cmds.polyPlane(n="groundSurface",
sx=10,
sy=10,
width=25,
height=25)
# Set resilience
resilience = self.get_float_value(self.surface_resilience)
cmds.select(particleName, r=True)
cmds.select(groundName, add=True)
cmds.collision(groundName, particleName, r=resilience)
cmds.connectDynamic(particleName, c=groundName)
print "Collisions added."
# Split the raindrops on collision
splitName, splitShape = cmds.particle(inherit=0.5,
name="splitParticle")
#print splitName, splitShape
cmds.event(particleName,
split=3,
t=splitShape,
spread=0.5,
random=False)
cmds.setAttr(splitShape + ".inheritFactor", 0.5)
print "Raindrop splits added."
# Add the gravity field to newly split particles
cmds.select(gravityName, r=True)
cmds.select(splitShape, add=True)
cmds.connectDynamic(splitShape, f=gravityName)
print "Gravity field added."
def createPoEmByShaderAndObjList(includeObjects, shaderList, **kwargs):
'''{'del_path':'Dynamics/Particles/Emitter/createPoEmByShaderAndObjList()ONLYSE',
'icon':':/emitter.png',
'tip':'指定某些材质的面创建pointEmitter',
'usage':'\
########## No creation new uvsets##########\\n\
objectList = cmds.ls(sl=True)\\n\
for obj in objectList:\\n\
fCount = cmds.polyEvaluate(obj,f=True)\\n\
cmds.polyProjection("%s.f[0:%s]"%(obj,fCount), ch=False, type="Planar", ibd=False, cm=False, md="x")\\n\
##########################################\\n\
includeObjects = cmds.ls(sl=True,exactType="transform")\\n\
shaderList = cmds.ls(sl=True,mat=True)\\n\
$fun(includeObjects, shaderList, uvSetName="forEm", plannarMapping=False,mapDirectionValue="x")\\n\\n\
shaderList = cmds.ls(sl=True,mat=True)\\n\
includeObjects = cmds.listRelatives(cmds.ls(sl=True)[0],type="transform")\\n\
$fun(includeObjects, shaderList, uvSetName="forEm", plannarMapping=False,mapDirectionValue="x")'
}
'''
if isinstance(includeObjects, str) or isinstance(includeObjects, unicode):
includeObjects = [includeObjects]
if isinstance(shaderList, str) or isinstance(shaderList, unicode):
shaderList = [shaderList]
defalutKwargs = dict(\
uvSetName='forEm', \
plannarMapping=False,\
mapDirectionValue='x'\
)
execStr = __check_kwargs(defalutKwargs, kwargs)
exec execStr
print plannarMapping, uvSetName
cmds.constructionHistory(toggle=False)
includeObjects += cmds.listRelatives(includeObjects, type='mesh')
#create ramp for emitter of textureRate
if not cmds.objExists(
"uvEmMap"): #and not cmds.objectType('uvEmMap')=="ramp":
emitMat = cmds.shadingNode('ramp', asTexture=True, n="uvEmMap")
cmds.removeMultiInstance(emitMat + '.colorEntryList[2]', b=True)
cmds.setAttr(emitMat + '.interpolation', 0)
cmds.setAttr(emitMat + '.colorEntryList[0].color',
0,
0,
0,
type='double3')
cmds.setAttr(emitMat + '.colorEntryList[1].position', 0.05)
cmds.setAttr(emitMat + '.colorEntryList[1].color',
1,
1,
1,
type='double3')
else:
emitMat = "uvEmMap"
for inSideShader in shaderList:
cmds.hyperShade(objects=inSideShader)
faceList = cmds.ls(sl=True)
cmds.select(cl=True)
emitObjList, faceSet = [], []
for faceGrp in faceList:
emitObj = re.split(r'\.f', faceGrp)[0]
#worldarea = cmds.polyEvaluate( emitObj, wa=True )
#if emitObj not in emitObjList and worldarea>maxArea:
if emitObj not in emitObjList and emitObj in includeObjects:
emitObjList.append(emitObj)
#print emitObj
#append list to faceSet List
faceSet.append([])
if emitObj in emitObjList:
faceSetIndex = emitObjList.index(emitObj)
#add faceGrp to faceSet[]
faceSet[faceSetIndex].append(faceGrp)
#create uvSet for pointEmitter and create pointEmitter for emitObj
for objFaceGrp in faceSet:
emitObjIndex = faceSet.index(objFaceGrp)
parEmit = cmds.emitter(emitObjList[emitObjIndex],
type='surf',
nsp=.1,
tsp=1,
srn=1,
n='shtterEmit##')[1]
if objFaceGrp[0] != emitObjList[emitObjIndex]:
#Delete uvSetName uvset if it exists
temp = cmds.polyUVSet(emitObjList[emitObjIndex],
q=True,
allUVSets=True)
if temp != None and uvSetName in temp:
cmds.polyUVSet(emitObjList[emitObjIndex],
delete=True,
uvSet=uvSetName)
#create new uvsets
if plannarMapping:
cmds.polyProjection(objFaceGrp,
ch=False,
type='Planar',
ibd=False,
cm=True,
uvSetName=uvSetName,
md=mapDirectionValue)
#copy uv to uvSetName from map1
else:
emitterUVSet = cmds.polyUVSet(emitObjList[emitObjIndex],
create=True,
uvSet=uvSetName)[0]
cmds.polyCopyUV(objFaceGrp,
uvi='map1',
uvs=emitterUVSet,
ch=False)
firstUVSet = cmds.polyUVSet(emitObjList[emitObjIndex],
q=True,
allUVSets=True)[0]
cmds.polyUVSet(emitObjList[emitObjIndex],
currentUVSet=True,
uvSet=firstUVSet)
cmds.setAttr(parEmit + '.enableTextureRate', 1)
cmds.connectAttr(emitMat + '.outColor',
parEmit + '.textureRate')
geoConnectNodeList = cmds.ls(cmds.listHistory(
emitObjList[emitObjIndex], f=True, levels=1),
exactType='geoConnector')
if geoConnectNodeList != []:
for geoConnectNode in geoConnectNodeList:
cmds.setAttr(geoConnectNode + '.guv',
uvSetName,
type='string',
l=True)
cmds.constructionHistory(toggle=True)
def buildSplash(self):
objectName = str(self.getObject.text())
if self.checkWake.isChecked() == True:
wakeEmitter = str(self.getWake.text())
else:
wakeEmitter = "OceanWakeEmitter1"
if self.checkOcean.isChecked() == True:
oceanShader = str(self.getOcean.text())
else:
oceanShader = "oceanShader1"
###Bcreating Splash Disc
objectNameAxis = generator.getMaxAndMinAxis(objectName)
#generator_Return: 0-maxX, 1-minX, 2-maxY, 3-minY, 4-maxZ, 5-minZ
avrgX = objectNameAxis[0] - objectNameAxis[1]
avrgZ = objectNameAxis[4] - objectNameAxis[5]
avrgY = objectNameAxis[2] - objectNameAxis[3]
if avrgX > avrgZ:
SplashCurve = avrgX
else:
SplashCurve = avrgZ
baseCurve = cmds.circle(name="base",
normal=[0, 1, 0],
radius=SplashCurve / 1.5)
headCurve = cmds.circle(name="head",
normal=[0, 1, 0],
radius=SplashCurve / 2)
cmds.move(0, (avrgY / 4), 0, headCurve)
cmds.rebuildCurve("base",
ch=1,
rpo=1,
rt=0,
end=1,
kr=0,
kcp=0,
kep=0,
kt=0,
s=100,
d=7,
tol=0.01)
cmds.rebuildCurve("head",
ch=1,
rpo=1,
rt=0,
end=1,
kr=0,
kcp=0,
kep=0,
kt=0,
s=100,
d=7,
tol=0.01)
splashDisc = cmds.loft("base",
"head",
name="%s_SplashDisc" % objectName,
ch=1,
u=1,
c=0,
ar=1,
d=3,
ss=int(avrgY + 1),
rn=0,
po=0,
rsn=True)
#Return: 0-SplashDisc, 1-loft1
cmds.delete(baseCurve, headCurve)
cmds.setAttr("%s.visibility" % splashDisc[0], False)
objectPosition = cmds.xform(objectName,
query=True,
translation=True,
worldSpace=True)
cmds.move(objectPosition[0], 0, objectPosition[2], splashDisc[0])
###adding emitter and particle to Object
objectNameEmitter = cmds.emitter(objectName,
type='surface',
rate=0,
scaleRateByObjectSize=False,
needParentUV=False,
cycleEmission="none",
cycleInterval=1,
speed=1,
speedRandom=0,
normalSpeed=1,
tangentSpeed=0,
maxDistance=0,
minDistance=0,
directionX=1,
directionY=0,
directionZ=0,
spread=0,
name="%s_emitter" % objectName)
#Return: 0-objectName, 1-objectName_emitter
objectNameParticle = cmds.particle(name="%s_particle" % objectName)
cmds.connectDynamic(objectNameParticle[0],
emitters=objectNameEmitter[0])
###adding emitter and particle to Splash Disc
splashDiscEmitter = cmds.emitter(splashDisc[0],
type='surface',
rate=0,
scaleRateByObjectSize=False,
needParentUV=False,
cycleEmission="none",
cycleInterval=1,
speed=1,
speedRandom=1.5,
normalSpeed=1,
tangentSpeed=0,
maxDistance=0,
minDistance=0,
directionX=1,
directionY=0,
directionZ=0,
spread=0,
name="%s_emitter" % splashDisc[0])
#Return: 0-SplashDisc, 1-SplashDisc_emitter
splashDiscParticle = cmds.particle(name="%s_particle" % splashDisc[0])
cmds.connectDynamic(splashDiscParticle[0],
emitters=splashDiscEmitter[0])
#connecting the X and Z object position to Splash Disc to follow
cmds.connectAttr("%s.translate.translateZ" % objectName,
"%s.translate.translateZ" % splashDisc[0])
cmds.connectAttr("%s.translate.translateX" % objectName,
"%s.translate.translateX" % splashDisc[0])
#setting up the splash Disc particle Setting
cmds.setAttr("%s.lifespanMode" % splashDiscParticle[1], 3)
cmds.setAttr("%s.lifespanRandom" % splashDiscParticle[1], 0.5)
cmds.setAttr("%s.conserve" % splashDiscParticle[1], 0.983)
cmds.setAttr("%s.inheritFactor" % splashDiscParticle[1], 0.2)
cmds.setAttr("%s.particleRenderType" % splashDiscParticle[1], 5)
cmds.addAttr(splashDiscParticle[1],
keyable=True,
ln="useLighting",
at="bool",
dv=False)
cmds.addAttr(splashDiscParticle[1],
ln="spriteScaleYPP",
dt="doubleArray")
cmds.addAttr(splashDiscParticle[1],
ln="spriteScaleYPP0",
dt="doubleArray")
cmds.addAttr(splashDiscParticle[1],
ln="spriteScaleXPP",
dt="doubleArray")
cmds.addAttr(splashDiscParticle[1],
ln="spriteScaleXPP0",
dt="doubleArray")
cmds.addAttr(splashDiscParticle[1],
ln="spriteTwistPP",
dt="doubleArray")
cmds.addAttr(splashDiscParticle[1],
ln="spriteTwistPP0",
dt="doubleArray")
#creating Ramp for Splash Disc particle
splashDiscParticle_spriteScaleXPP = cmds.arrayMapper(
target=splashDiscParticle[1],
destAttr="spriteScaleXPP",
inputV="ageNormalized",
type="ramp")
ramp_spriteScaleXPP = cmds.listConnections(
splashDiscParticle_spriteScaleXPP, type="ramp")
ramp_spriteScaleXPP = cmds.rename(
ramp_spriteScaleXPP[1],
"%s_spriteScaleXPP_Rampe" % splashDiscParticle[1])
cmds.setAttr("%s.colorEntryList[2].color" % ramp_spriteScaleXPP, 0, 0,
0)
cmds.setAttr("%s.colorEntryList[2].position" % ramp_spriteScaleXPP, 1)
cmds.setAttr("%s.colorEntryList[1].color" % ramp_spriteScaleXPP, 0.5,
0.5, 0.5)
cmds.setAttr("%s.colorEntryList[1].position" % ramp_spriteScaleXPP,
0.165)
cmds.setAttr("%s.colorEntryList[0].color" % ramp_spriteScaleXPP, 1, 1,
1)
cmds.setAttr("%s.colorEntryList[0].position" % ramp_spriteScaleXPP, 0)
splashDiscParticle_spriteScaleYPP = cmds.arrayMapper(
target=splashDiscParticle[1],
destAttr="spriteScaleYPP",
inputV="ageNormalized",
type="ramp")
ramp_spriteScaleYPP = cmds.listConnections(
splashDiscParticle_spriteScaleYPP, type="ramp")
ramp_spriteScaleYPP = cmds.rename(
ramp_spriteScaleYPP[1],
"%s_SpriteScaleYPP_Rampe" % splashDiscParticle[1])
cmds.setAttr("%s.colorEntryList[2].color" % ramp_spriteScaleYPP, 0, 0,
0)
cmds.setAttr("%s.colorEntryList[2].position" % ramp_spriteScaleYPP, 1)
cmds.setAttr("%s.colorEntryList[1].color" % ramp_spriteScaleYPP, 0.5,
0.5, 0.5)
cmds.setAttr("%s.colorEntryList[1].position" % ramp_spriteScaleYPP,
0.165)
cmds.setAttr("%s.colorEntryList[0].color" % ramp_spriteScaleYPP, 1, 1,
1)
cmds.setAttr("%s.colorEntryList[0].position" % ramp_spriteScaleYPP, 0)
#setting up the object particle Setting
cmds.setAttr("%s.lifespanMode" % objectNameParticle[1], 3)
cmds.setAttr("%s.particleRenderType" % objectNameParticle[1], 7)
cmds.addAttr(objectNameParticle[1],
keyable=True,
ln="threshold",
at="float",
min=0,
max=10,
dv=0.7)
cmds.addAttr(objectNameParticle[1],
keyable=True,
ln="radius",
at="float",
min=0,
max=10,
dv=0.5)
cmds.addAttr(objectNameParticle[1], ln="radiusPP", dt="doubleArray")
#creating Ramp for object particle
objectNameParticle_radiusPP = cmds.arrayMapper(
target=objectNameParticle[1],
destAttr="radiusPP",
inputV="ageNormalized",
type="ramp")
ramp_radiusPP = cmds.listConnections(objectNameParticle_radiusPP,
type="ramp")
ramp_radiusPP = cmds.rename(
ramp_radiusPP[1], "%s_RadiusPP_Rampe" % objectNameParticle[1])
cmds.setAttr("%s.colorEntryList[3].color" % ramp_radiusPP, 0.056,
0.056, 0.056)
cmds.setAttr("%s.colorEntryList[3].position" % ramp_radiusPP, 1)
cmds.setAttr("%s.colorEntryList[2].color" % ramp_radiusPP, 0.223,
0.223, 0.223)
cmds.setAttr("%s.colorEntryList[2].position" % ramp_radiusPP, 0.690)
cmds.setAttr("%s.colorEntryList[1].color" % ramp_radiusPP, 0.178,
0.178, 0.178)
cmds.setAttr("%s.colorEntryList[1].position" % ramp_radiusPP, 0.455)
cmds.setAttr("%s.colorEntryList[0].color" % ramp_radiusPP, 0, 0, 0)
cmds.setAttr("%s.colorEntryList[0].position" % ramp_radiusPP, 0)
#adding gravity to SplashDisc
splashDiscGravity = cmds.gravity(name="%s_GravityField" %
splashDiscParticle[0],
pos=[0, 0, 0],
m=9.8,
att=0,
dx=0,
dy=-1,
dz=0,
mxd=-1,
vsh="none",
vex=0,
vof=[0, 0, 0],
vsw=360,
tsr=0.5)
cmds.connectDynamic(splashDiscParticle[0], fields=splashDiscGravity)
#adding gravity to Object
objectNameGravity = cmds.uniform(name="%s_UniformField" %
objectNameParticle[0],
pos=[0, 0, 0],
m=5,
att=1,
dx=1,
dy=-1,
dz=0,
mxd=-1,
vsh="none",
vex=0,
vof=[0, 0, 0],
vsw=360,
tsr=0.5)
cmds.connectDynamic(objectNameParticle[0], fields=objectNameGravity)
print objectNameGravity
cmds.setAttr("%s.directionX" % objectNameGravity[0], 0)
cmds.setAttr("%s.directionY" % objectNameGravity[0], 1)
cmds.setAttr("%s.directionZ" % objectNameGravity[0], 0)
cmds.setAttr("%s.magnitude" % objectNameGravity[0], 28)
#adding Expression for Object and SplashDisc
generator.objectNameParticleExpressionBeforeDynamics(
objectNameParticle[1], oceanShader)
generator.splashDiscParticleExpressionBeforeDynamics(
splashDiscParticle[1], oceanShader)
generator.splashDiscParticleExpressionAfterDynamics(
splashDiscParticle[1])
generator.splashDiscParticleExpressionCreation(splashDiscParticle[1])
if "ocean_MainExpression" not in cmds.ls():
generator.createMainExpression(objectNameEmitter[1])
if "ocean_MainExpression" in cmds.ls():
generator.editMainExpression(objectName, splashDiscEmitter[0],
oceanShader, objectNameEmitter[1],
wakeEmitter, splashDiscEmitter[1])
# num=0
if "mainSplashDisc_Shader" not in cmds.ls():
generator.shaderSetup()
# cmds.select(splashDiscEmitter[0], replace=True)
# cmds.sets(edit=True,forceElement="mainSplashDisc_ShaderSG")
cmds.sets(splashDiscParticle,
edit=True,
forceElement='mainSplashDisc_ShaderSG')
else:
cmds.sets(splashDiscParticle,
edit=True,
forceElement='mainSplashDisc_ShaderSG')
# while cmds.connectionInfo("mainSplashDisc_ShaderSG.dagSetMembers[%s]"%num,getExactDestination=True) != "":
# num+=1
# cmds.connectAttr(splashDiscEmitter[1] + ".instObjGroups[0]", "mainSplashDisc_Shader.dagSetMembers[%s]"%num, force = True)
# else:
# while cmds.connectionInfo("mainSplashDisc_ShaderSG.dagSetMembers[%s]"%num,getExactDestination=True) != "":
# num+=1
# cmds.connectAttr(splashDiscEmitter[1] + ".instObjGroups[0]", "mainSplashDisc_Shader.dagSetMembers[%s]"%num, force = True)
# pSphere1_SplashDisc.translateX = pSphere1.translateX;
# pSphere1_SplashDisc.translateZ = pSphere1.translateZ;
return
def doIt(self, args):
# Procesar argumentos
try:
self.parseArgs(args)
except Exception as e:
print('[' + commandName + '] Sintaxis de flag invalida')
return
# Guardar seleccion de la superficie
surface = cmds.ls(sl=True)
################################# Control maestro ###############################
cmds.spaceLocator(name=self.controllerName)
cmds.addAttr(ln='floor', at='double', defaultValue=self.floor)
cmds.addAttr(ln='beginTolerance',
at='double',
defaultValue=0.3,
minValue=0,
maxValue=1)
cmds.addAttr(ln='gravity', at='double', defaultValue=self.gravity)
cmds.addAttr(ln='magnitudeTLow',
at='double',
defaultValue=self.turbulenceLow)
cmds.addAttr(ln='magnitudeTHigh',
at='double',
defaultValue=self.turbulenceHigh)
cmds.addAttr(ln='dewRate',
at='double',
defaultValue=self.dewRate,
minValue=0)
cmds.addAttr(ln='spumeRate',
at='double',
defaultValue=self.spumeRate,
minValue=0)
cmds.addAttr(ln='waterRate',
at='double',
defaultValue=self.waterRate,
minValue=0)
cmds.setAttr(self.controllerName + '.translateX', keyable=False)
cmds.setAttr(self.controllerName + '.translateY', keyable=False)
cmds.setAttr(self.controllerName + '.translateZ', keyable=False)
cmds.setAttr(self.controllerName + '.rotateX', keyable=False)
cmds.setAttr(self.controllerName + '.rotateY', keyable=False)
cmds.setAttr(self.controllerName + '.rotateZ', keyable=False)
cmds.setAttr(self.controllerName + '.scaleX', keyable=False)
cmds.setAttr(self.controllerName + '.scaleY', keyable=False)
cmds.setAttr(self.controllerName + '.scaleZ', keyable=False)
cmds.setAttr(self.controllerName + '.floor', keyable=True)
cmds.setAttr(self.controllerName + '.beginTolerance', keyable=True)
cmds.setAttr(self.controllerName + '.gravity', keyable=True)
cmds.setAttr(self.controllerName + '.magnitudeTLow', keyable=True)
cmds.setAttr(self.controllerName + '.magnitudeTHigh', keyable=True)
cmds.setAttr(self.controllerName + '.dewRate', keyable=True)
cmds.setAttr(self.controllerName + '.spumeRate', keyable=True)
cmds.setAttr(self.controllerName + '.waterRate', keyable=True)
################################ Campos de fuerza ###############################
cmds.select(clear=True)
cmds.gravity(name=self.gravityName, att=0, dx=0, dy=-1, dz=0)
cmds.connectAttr(self.controllerName + '.gravity',
self.gravityName + '.magnitude')
cmds.select(clear=True)
cmds.turbulence(name=self.turbulenceLowName, att=0, f=0.8, nsr=0.6)
cmds.expression(
s=
"phaseX = rand(1,100)*10;\nphaseY = rand(1,100)*20;\nphaseZ = rand(1,100)*30;",
o=self.turbulenceLowName,
alwaysEvaluate=1)
cmds.connectAttr(self.controllerName + '.magnitudeTLow',
self.turbulenceLowName + '.magnitude')
cmds.select(clear=True)
cmds.turbulence(name=self.turbulenceHighName, att=0, f=0.8, nsr=0.7)
cmds.expression(
s=
"phaseX = time*135.165;\nphaseY = time+10*135.165;\nphaseZ = time+767*135.165;",
o=self.turbulenceHighName,
alwaysEvaluate=1)
cmds.connectAttr(self.controllerName + '.magnitudeTHigh',
self.turbulenceHighName + '.magnitude')
##################################### Gotas #####################################
# Crear sistema y emisor
cmds.select(surface)
cmds.emitter(n=self.dewEmitterName, type='surface', rate=self.dewRate)
cmds.particle(n=self.dewSystemName)
cmds.connectDynamic(self.dewSystemShapeName, em=self.dewEmitterName)
cmds.connectAttr(self.controllerName + '.dewRate',
self.dewEmitterName + '.rate')
# Agregar goal entre superficie y sistema
cmds.select(self.dewSystemName, r=True)
cmds.select(surface, add=True)
cmds.goal(self.dewSystemName, g=surface, w=1, utr=0)
cmds.connectDynamic(self.dewSystemName, f=self.gravityName)
cmds.connectDynamic(self.dewSystemName, f=self.turbulenceLowName)
cmds.connectDynamic(self.dewSystemName, f=self.turbulenceHighName)
# Setear valores
cmds.setAttr(self.dewSystemShapeName + ".conserve", 0.98)
cmds.setAttr(self.dewSystemShapeName + ".lifespanMode",
3) # only LifespanPP
cmds.setAttr(self.dewSystemShapeName + ".particleRenderType",
3) # points
cmds.select(self.dewSystemShapeName)
cmds.addAttr(ln='goalU', dt='doubleArray')
cmds.addAttr(ln='goalU0', dt='doubleArray')
cmds.addAttr(ln='goalV', dt='doubleArray')
cmds.addAttr(ln='goalV0', dt='doubleArray')
cmds.addAttr(ln='opacityPP', dt='doubleArray')
cmds.addAttr(ln='opacityPP0', dt='doubleArray')
cmds.dynExpression(self.dewSystemShapeName,
s="goalV = 0;\ngoalU = rand(1);\nopacityPP = 0;",
c=1)
cmds.dynExpression(
self.dewSystemShapeName,
s="goalV += rand(0.1);\nif (goalV > " + self.controllerName +
".beginTolerance){\n\topacityPP = 1;\n}\nif (goalV > 0.99){\n\tgoalPP = 0;\n\tvector $pos = position;\n\tif ($pos.y < "
+ self.controllerName + ".floor){\n\t\tlifespanPP = 0;\n\t}\n}",
rbd=1)
##################################### Espuma ####################################
# Crear sistema y emisor
cmds.select(surface)
cmds.emitter(n=self.spumeEmitterName,
type='surface',
rate=self.spumeRate)
cmds.particle(n=self.spumeSystemName)
cmds.connectDynamic(self.spumeSystemShapeName,
em=self.spumeEmitterName)
cmds.connectAttr(self.controllerName + '.spumeRate',
self.spumeEmitterName + '.rate')
# Agregar goal entre superficie y sistema
cmds.select(self.spumeSystemName, r=True)
cmds.select(surface, add=True)
cmds.goal(self.spumeSystemName, g=surface, w=1, utr=0)
cmds.connectDynamic(self.spumeSystemName, f=self.gravityName)
cmds.connectDynamic(self.spumeSystemName, f=self.turbulenceLowName)
cmds.connectDynamic(self.spumeSystemName, f=self.turbulenceHighName)
# Setear valores
cmds.setAttr(self.spumeSystemShapeName + ".conserve", 0.98)
cmds.setAttr(self.spumeSystemShapeName + ".lifespanMode",
3) # only LifespanPP
cmds.setAttr(self.spumeSystemShapeName + ".particleRenderType",
6) # streaks
cmds.select(self.spumeSystemShapeName)
cmds.addAttr(ln='goalU', dt='doubleArray')
cmds.addAttr(ln='goalU0', dt='doubleArray')
cmds.addAttr(ln='goalV', dt='doubleArray')
cmds.addAttr(ln='goalV0', dt='doubleArray')
cmds.addAttr(ln='opacityPP', dt='doubleArray')
cmds.addAttr(ln='opacityPP0', dt='doubleArray')
cmds.dynExpression(self.spumeSystemShapeName,
s="goalV = 0;\ngoalU = rand(1);\nopacityPP = 0;",
c=1)
cmds.dynExpression(
self.spumeSystemShapeName,
s="goalV += rand(0.1);\nif (goalV > " + self.controllerName +
".beginTolerance){\n\topacityPP = 1;\n}\nif (goalV > 0.99){\n\tgoalPP = 0;\n\tvector $pos = position;\n\tif ($pos.y < "
+ self.controllerName + ".floor){\n\t\tlifespanPP = 0;\n\t}\n}",
rbd=1)
###################################### Agua #####################################
# Crear sistema y emisor
cmds.select(surface)
cmds.emitter(n=self.waterEmitterName,
type='surface',
rate=self.waterRate)
cmds.particle(n=self.waterSystemName)
cmds.connectDynamic(self.waterSystemShapeName,
em=self.waterEmitterName)
cmds.connectAttr(self.controllerName + '.waterRate',
self.waterEmitterName + '.rate')
# Agregar goal entre superficie y sistema
cmds.select(self.waterSystemName, r=True)
cmds.select(surface, add=True)
cmds.goal(self.waterSystemName, g=surface, w=1, utr=0)
cmds.connectDynamic(self.waterSystemName, f=self.gravityName)
cmds.connectDynamic(self.waterSystemName, f=self.turbulenceLowName)
cmds.connectDynamic(self.waterSystemName, f=self.turbulenceHighName)
# Setear valores
cmds.setAttr(self.waterSystemShapeName + ".conserve", 0.98)
cmds.setAttr(self.waterSystemShapeName + ".lifespanMode",
3) # only LifespanPP
cmds.setAttr(self.waterSystemShapeName + ".particleRenderType",
7) # Bubble
cmds.select(self.waterSystemShapeName)
cmds.addAttr(ln='threshold',
at='float',
defaultValue=0.75,
minValue=0,
maxValue=10)
#cmds.addAttr(ln='radius',at='float',defaultValue=0.75,minValue=0,maxValue=20)
cmds.addAttr(ln='radiusPP', dt='doubleArray')
cmds.addAttr(ln='radiusPP0', dt='doubleArray')
cmds.setAttr(self.waterSystemShapeName + ".threshold", 0.75)
cmds.select(self.waterSystemShapeName)
cmds.addAttr(ln='goalU', dt='doubleArray')
cmds.addAttr(ln='goalU0', dt='doubleArray')
cmds.addAttr(ln='goalV', dt='doubleArray')
cmds.addAttr(ln='goalV0', dt='doubleArray')
cmds.dynExpression(
self.waterSystemShapeName,
s=
"goalV = 0;\ngoalU = rand(1);\nif (rand(1) < 0.25){\n\tradiusPP = rand(0.7);\n} else {\n\tradiusPP = rand(1,2);\n}",
c=1)
cmds.dynExpression(
self.waterSystemShapeName,
s="goalV += rand(0.1);\nif (goalV > 0.99){\n\tgoalPP = 0;\n\tvector $pos = position;\n\tif ($pos.y < "
+ self.controllerName + ".floor){\n\t\tlifespanPP = 0;\n\t}\n}",
rbd=1)
cmds.select(self.controllerName)
# cmds.getAttr()
self.dagModifier.doIt()
def snowFactory(self):
#Duplicate Face
faceSelection = mc.ls(sl=True)
object = mc.ls(sl=True, o=True)
mc.polyChipOff(faceSelection, ch=True, kft=True, dup=True, off=0)
mc.polySeparate(object)
mc.parent(w=True)
mc.select(object, deselect=True)
mm.eval("CenterPivot")
objA = mc.ls(sl=True, head=1)
objB = mc.ls(sl=True, tail=1)
mc.select(objA, deselect=True)
global objC
objC = mc.ls(sl=True)
totalDuplicatedMesh = len(objC)
#Delete History
for j in range(0, totalDuplicatedMesh, 1):
TransformNode = mc.ls(objC[j], dependencyNodes=True)
mc.select(TransformNode[0])
mm.eval('DeleteHistory')
mc.delete(TransformNode[0], ch=True)
orgTrans = mc.ls(objA, dependencyNodes=True)
mc.select(orgTrans[0])
mm.eval('DeleteHistory')
mc.delete(orgTrans[0], ch=True)
#Nparticle Setup
snowParticle = mc.nParticle()
for i in range(0, totalDuplicatedMesh, 1):
mc.select(objC[i])
snowEmitter = mc.emitter(n=(objC[i] + 'snowEmitter'),
type='surface',
r=5000,
sro=0,
nuv=0,
cye='none',
cyi=1,
spd=0,
srn=0,
nsp=1,
tsp=0,
mxd=0,
mnd=0,
dx=1,
dy=0,
dz=0,
sp=0)
mc.connectDynamic(snowParticle, em=snowEmitter[1])
mc.setAttr(str(snowParticle[0]) + '.ignoreSolverGravity', 1)
mc.setAttr(str(snowParticle[0]) + '.dynamicsWeight', 0)
mc.setAttr(str(snowParticle[0]) + '.conserve', 0)
mc.setAttr(str(snowParticle[0]) + '.radius', 0.1)
mc.setAttr(str(snowParticle[0]) + '.radiusScaleRandomize', 0.5)
mc.setAttr(str(snowParticle[0]) + '.particleRenderType', 3)
#Play Forward
#Generate Nparticle Mesh
mc.select(snowParticle[0], r=True)
outMesh = mm.eval('particleToPoly')
global snowParticleShape
snowParticleShape = mc.listRelatives(snowParticle[0], s=True)
mc.setAttr(str(snowParticleShape[0]) + '.blobbyRadiusScale', 1.8)
mc.setAttr(str(snowParticleShape[0]) + '.meshTriangleSize', 0.2)
mc.setAttr(str(snowParticleShape[0]) + '.meshMethod', 3)
mc.setAttr(str(snowParticleShape[0]) + '.meshSmoothingIterations', 10)
emitter -pos 0 0 0 -type omni -name "emit1#" -r 100 -sro 0 -nuv 0 -cye none -cyi 1
-spd 1 -srn 0 -nsp 1 -tsp 0 -mxd 0 -mnd 0 -dx 1 -dy 0 -dz 0 -sp 0 ;
// Result: emit11 //
particle;
// Result: particle1 particleShape1 //
connectDynamic -em emit11 particle1;
// Result: particleShape1 //
import maya.cmds as cmds
# cye=none???
myEmitter_name = 'myEmit'
myParticle_name = 'par1'
emit_obj = cmds.emitter(name=myEmitter_name, pos=[0, 0, 0], type='omni', r=100, sro=0, nuv=0, cye='none', spd=1, srn=0,
nsp=1, tsp=0, mnd=0, dx=1, dy=0, dz=0, sp=0)
part_obj = cmds.particle(name=myParticle_name)
cmds.connectDynamic(part_obj[0], em=emit_obj[0])
# Create emitters
def create_emit(myEmitter_name, current_rate=100):
emit_obj = cmds.emitter(name=myEmitter_name, pos=[0, 0, 0], type='omni', r=current_rate, sro=0, nuv=0, cye='none', spd=1, srn=0,
nsp=1, tsp=0, mnd=0, dx=1, dy=0, dz=0, sp=0)
part_obj = cmds.particle(name=emit_obj[0] + '_part')
cmds.connectDynamic(part_obj[0], em=emit_obj[0])
return [emit_obj[0], part_obj[0], part_obj[1]]
emit1 = create_emit('myEmit1', 1000)
import maya.cmds as cmds
# Creating emitter and particle object
emit = cmds.emitter(n='spray', dx=0, dy=1, dz=0, r=100, sp=0.17, spd=5) # Returns lists
# Return List [particle, particleShape]
part = cmds.particle(n='droplets')
# Connecting particle to emitter
cmds.connectDynamic(part[0], em=emit[0])
# Selecting object in scene
hose_objects = cmds.ls(sl=True)
# Parenting emitter to hose. First selected object.
cmds.parent( emit[0], hose_objects[0] )
part_attrs = {'depthSort':True, 'particleRenderType':0}
for attr, value in part_attrs.items():
cmds.setAttr('%s.%s' %(part[1], attr), value)
#The code for Current Render Type button inside the particleShape
#ln=longName, at=attributeType, dv=defaultValue, min=minValue, max=maxValue
#When activating the Current Render Type button, make sure the code is part[1],
#this is the particleShape node that will need to be selected when editing attrs and not [0]
#[0] is the particle.
cmds.addAttr(part[1], internalSet=True, ln="colorAccum", at="bool", dv=False )
cmds.addAttr(part[1], internalSet=True, ln="useLighting", at="bool", dv=False )
cmds.addAttr(part[1], internalSet=True, ln="pointSize", at="long", min=1, max=60, dv=2 )
cmds.addAttr(part[1], internalSet=True, ln="multiCount", at="long", min=1, max=60, dv=10 )
def __init__(self):
for i in itertools.count():
self.ANIMATABLE_GRP = 'spriteSpray_GRP_%03d' % i
self.SPEED_LOCATOR_NAME = 'spriteSpray_locator_%03d' % i
self.PARTICLE_NAME = 'spriteSpray_nParticle_%03d' % i
self.EMITTER_NAME = 'spriteSpray_emitter_%03d' % i
if not cmds.objExists(self.ANIMATABLE_GRP) and not cmds.objExists(self.SPEED_LOCATOR_NAME) and not cmds.objExists(self.PARTICLE_NAME) and not cmds.objExists(self.EMITTER_NAME):
self.ANIMATABLE_GRP = 'spriteSpray_GRP_%03d' % i
self.SPEED_LOCATOR_NAME = 'spriteSpray_locator_%03d' % i
self.PARTICLE_NAME = 'spriteSpray_nParticle_%03d' % i
self.EMITTER_NAME = 'spriteSpray_emitter_%03d' % i
break
## Creation of whatever teh shits it needs man
self.nParticle, self.nParticleShape = self.nParticle_(name = self.PARTICLE_NAME)
self.locator = cmds.spaceLocator(name = self.SPEED_LOCATOR_NAME)[0]
cmds.select(clear = True)
self.emitter = cmds.emitter(name = self.EMITTER_NAME, type = 'volume', scaleRateByObjectSize = False, directionX = 0, volumeShape = 'sphere')[0]
self.nucleus = self.NUCLEUS_NAME
if not cmds.objExists(self.nucleus):
self.nucleus = self.nucleus_(name = self.nucleus)
## Connect nParticle to nucleus
cmds.select(self.nParticleShape, replace = True)
mel.eval('assignNSolver "%s";' % self.nucleus)
## Build shader for the sprite
self.spriteSG = self.spriteShader(name = 'fx_sprite')
cmds.sets(self.nParticleShape, edit = True, forceElement = self.spriteSG)
## Grouping stuffs
self.topGroup = cmds.group(self.locator, self.nParticle, name = self.ANIMATABLE_GRP)
cmds.parent(self.emitter, self.locator)
## Locking/Hiding attrs for various objects...
toLockAndHide = ['translateX', 'translateY', 'translateZ', 'rotateX', 'rotateY', 'rotateZ', 'scaleX', 'scaleY', 'scaleZ']
[cmds.setAttr('%s.%s' %(self.topGroup, each), lock = True, keyable = False, channelBox = False) for each in toLockAndHide]
[cmds.setAttr('%s.%s' %(self.nParticle, each), lock = True, keyable = False, channelBox = False) for each in toLockAndHide]
toScale = ['localScaleX', 'localScaleY', 'localScaleZ']
[cmds.setAttr('%s.%s' %(self.locator, each), 10) for each in toScale]
# ## Getting the final long name for each objects
# self.nParticle = cmds.ls(self.nParticle, long = True)[0]
# self.nParticleShape = cmds.ls(self.nParticleShape, long = True)[0]
# self.locator = cmds.ls(self.locator, long = True)[0]
# self.emitter = cmds.ls(self.emitter, long = True)[0]
## SPEED
attr = {'longName':'speedDisplay', 'niceName':' ', 'attributeType':'enum', 'enumName':'Speed:', 'keyable':False}
self.add_custom_attrs(self.locator, **attr)
attr = {'longName':'speed', 'attributeType':'double', 'keyable':False}
self.add_custom_attrs(self.locator, **attr)
attr = {'longName':'minSpeed', 'attributeType':'double', 'defaultValue':5, 'min':0}
self.add_custom_attrs(self.locator, **attr)
attr = {'longName':'maxSpeed', 'attributeType':'double', 'defaultValue':20}
self.add_custom_attrs(self.locator, **attr)
attr = {'longName':'useSpeed', 'niceName':'Use Speed', 'attributeType':'bool', 'defaultValue':1}
self.add_custom_attrs(self.locator, **attr)
## EMITTERS
attr = {'longName':'sideEmitters', 'niceName':' ', 'attributeType':'enum', 'enumName':'Emitters:', 'keyable':False}
self.add_custom_attrs(self.locator, **attr)
attr = {'longName':'rateMultiplier', 'niceName':'Rate * ', 'attributeType':'double', 'defaultValue':2250, 'min':0}
self.add_custom_attrs(self.locator, **attr)
attr = {'longName':'splashMaxSpeed', 'niceName':'Speed * ', 'attributeType':'double', 'defaultValue':2.25, 'min':1}
self.add_custom_attrs(self.locator, **attr)
attr = {'longName':'randomSpeed', 'niceName':'Random Speed', 'attributeType':'double', 'defaultValue':1, 'min':0}
self.add_custom_attrs(self.locator, **attr)
## PER PARTICLE CREATION
attr = {'longName':'ppCreation', 'niceName':' ', 'attributeType':'enum', 'enumName':'PP Creation:', 'keyable':False}
self.add_custom_attrs(self.locator, **attr)
attr = {'longName':'lifespanMin', 'attributeType':'double', 'defaultValue':1}
self.add_custom_attrs(self.locator, **attr)
attr = {'longName':'lifespanMax', 'attributeType':'double', 'defaultValue':1.5}
self.add_custom_attrs(self.locator, **attr)
attr = {'longName':'twistAngleMin', 'attributeType':'double', 'defaultValue':0, 'min':0, 'max':360}
self.add_custom_attrs(self.locator, **attr)
attr = {'longName':'twistAngleMax', 'attributeType':'double', 'defaultValue':360, 'min':0, 'max':360}
self.add_custom_attrs(self.locator, **attr)
attr = {'longName':'twistSpeedMin', 'attributeType':'double', 'defaultValue':-4}
self.add_custom_attrs(self.locator, **attr)
attr = {'longName':'twistSpeedMax', 'attributeType':'double', 'defaultValue':30}
self.add_custom_attrs(self.locator, **attr)
attr = {'longName':'spriteStartSizeMin', 'attributeType':'double', 'defaultValue':0.15, 'min':0}
self.add_custom_attrs(self.locator, **attr)
attr = {'longName':'spriteStartSizeMax', 'attributeType':'double', 'defaultValue':0.46, 'min':0}
self.add_custom_attrs(self.locator, **attr)
## NPARTICLE
attr = {'longName':'nParticleSprite', 'niceName':' ', 'attributeType':'enum', 'enumName':'nParticle:', 'keyable':False}
self.add_custom_attrs(self.locator, **attr)
attr = {'longName':'inheritFactorSprite', 'attributeType':'double', 'defaultValue':0.6, 'min':0, 'max':1}
self.add_custom_attrs(self.locator, **attr)
attr = {'longName':'conserveSprite', 'attributeType':'double', 'defaultValue':1, 'min':0, 'max':1}
self.add_custom_attrs(self.locator, **attr)
attr = {'longName':'dragSprite', 'attributeType':'double', 'defaultValue':0.01, 'min':0, 'max':1}
self.add_custom_attrs(self.locator, **attr)
attr = {'longName':'dampSprite', 'attributeType':'double', 'defaultValue':0, 'min':0, 'max':1}
self.add_custom_attrs(self.locator, **attr)
## Base setups
self._doBaseParticleShapeSetup(particleShapeName = self.nParticleShape, presetName = self.PRESET_PATH)
## Connect the emitter to the particles
cmds.connectDynamic(self.nParticleShape, em = self.emitter)
## Make sure visibility is connected to isDynamic so hidden means won't simulate
cmds.connectAttr('%s.visibility' % self.nParticle, '%s.isDynamic' % self.nParticleShape)
## Expression
self._build_nParticleExpressions(particleShapeName = self.nParticleShape, animatable = self.locator)
self._buildSpeedExpression(speedObject = self.locator)
self._buildEmitterExpression(speedObject = self.locator, emitter = self.emitter, animatable = self.locator)
import maya.cmds as cmds # Creating emitter and particle object emit = cmds.emitter(n='spray', ) # Returns lists part = cmds.particle(n='droplets') # Return List [particle, particleShape] # Connecting particle to emitter cmds.connectDynamic(part[0], em=emit[0]) # Selecting object in scene hose_objects = cmds.ls(sl=True) # Parenting emitter to hose. First selected object. cmds.parent(emit[0], hose_objects[0])
def run():
selected = cmds.ls(sl=True)
fattrs = {
'squareVoxels': 0,
'dimensionsW': 30,
'dimensionsH': 6,
'dimensionsD': 30,
'densityMethod': 0,
'velocitySwirl': 5,
'highDetailSolve': 3,
'boundaryDraw': 4
}
fc = mel.eval('create3DFluid 10 10 10 10 10 10')
scale = 20
print(fc)
cmds.setAttr(fc + '.resolution', 100, 20, 100)
for attr in fattrs:
cmds.setAttr(fc + '.' + attr, fattrs[attr])
cmds.select(selected[0])
fm = cmds.fluidEmitter(type='surface',
densityEmissionRate=1,
heatEmissionRate=0,
fuelEmissionRate=0,
fluidDropoff=2,
rate=100,
cycleInterval=1,
maxDistance=1,
minDistance=0)[1]
cmds.connectDynamic(fc, em=fm)
cmds.setAttr(fm + '.emitterType', 2)
pt = cmds.particle()
cmds.setAttr(pt[1] + '.conserve', 0)
cmds.select(selected[0])
pm = cmds.emitter(type='surface',
rate=100000,
scaleRateByObjectSize=0,
needParentUV=0,
cycleInterval=1,
speed=0,
speedRandom=0,
normalSpeed=1,
tangentSpeed=0)
cmds.connectDynamic(pt[1], em=pm)
va = cmds.volumeAxis(pos=(0, 0, 0),
magnitude=5,
attenuation=0,
invertAttenuation=0,
awayFromCenter=0,
awayFromAxis=0,
aroundAxis=1,
alongAxis=0,
drs=0,
turbulence=0.1,
turbulenceSpeed=0.2,
detailTurbulence=1)[0]
cmds.setAttr('.sx', scale)
cmds.setAttr('.sy', scale)
cmds.setAttr('.sz', scale)
cmds.connectDynamic(fc, f=va)
cmds.connectDynamic(pt, f=fc)
cmds.connectAttr('time1.outTime', va + '.time')
cmds.setAttr(selected[0] + '.overrideEnabled', 1)
cmds.setAttr(selected[0] + '.overrideDisplayType', 1)
# parent under a group
grp = cmds.group(n='vortex', em=True)
cmds.parent(va, grp)
cmds.parent(fc, grp)
cmds.parent(pt, grp)
#cmds.parent(selected[0], grp)
pass
def _buildRearEmitter(name='',
boatName='',
splashParticleName='',
rearAnimatable='',
presetName=None):
"""
New builder for rear nParticle Emitter
Checks if the NPARTICLE_EMITTLERS_hrc exists or not too
@param name: The name of the new emitter
@param splashParticleName: The name of the nParticleShape node for the splash
@type name: String
@type splashParticleName: String
"""
if not cmds.objExists('nPARTICLE_EMITTERS_hrc'):
cmds.group(n='nPARTICLE_EMITTERS_hrc', em=True)
debug(None,
method='_buildRearEmitter',
message='name: %s' % name,
verbose=False)
cmds.select(
clear=True
) ## Because if you have anything selected maya may freak out it's the wrong damn thing.. f**k you maya seriously!
## Build the emitter
emitter = cmds.emitter(name=name)
emitter[0] = cmds.ls(emitter[0], long=True)[0]
if presetName:
pathToPreset = '%s/%s' % (CONST.EMITTERBASEPRESETPATH, presetName)
debug(None,
method='_buildRearEmitter',
message='emitter: %s' % emitter,
verbose=False)
debug(None,
method='_buildRearEmitter',
message='pathToPreset: %s' % pathToPreset,
verbose=False)
## Apply the preset to the emitter
try:
mel.eval('applyPresetToNode "%s" "" "" "%s" 1;' %
(emitter[0], pathToPreset))
debug(None,
method='_buildRearEmitter',
message='Mel preset applied to %s: %s' %
(emitter[0], pathToPreset),
verbose=False)
except RuntimeError:
pass
## Now parent it
try:
emitter[0] = cmds.parent(emitter[0], 'nPARTICLE_EMITTERS_hrc')[0]
except:
pass
## Connect the emitter to the particles
_connect_NParticleShape_to_NParticleEmitter(
particleShapeNode=splashParticleName, emitter=emitter[0])
## Now do the expression for the rear emitter
expStringList = [
'float $minSpeed = %s.minSpeed;\n' % rearAnimatable,
'float $maxSpeed = %s.maxSpeed;\n' % rearAnimatable,
'float $speed = %s:world_ctrl.speed;\n' % boatName,
'float $curve = smoothstep($minSpeed, $maxSpeed, $speed);\n',
'float $rateMuliplier = %s.rateMultiplier;\n' % rearAnimatable,
'float $splashMaxSpeed = %s.splashMaxSpeed;\n' % rearAnimatable,
'\n',
'if (%s.useSpeed == 1)\n' % rearAnimatable,
'{\n\t',
'%s.rate = $rateMuliplier * $curve;\n\t\t' % emitter[0],
'\n\t\t',
'float $emitterSpeed = $splashMaxSpeed * $curve;\n\t\t',
'if ($emitterSpeed == 0)\n\t\t',
'{\n\t\t\t',
'$emitterSpeed = 0.1;\n\t\t',
'}\n\t\t',
'%s.alongAxis = $emitterSpeed;\n' % emitter[0],
'}\n',
'else\n',
'{\n\t',
'%s.rate = $rateMuliplier;\n\t' % emitter[0],
'%s.alongAxis = $splashMaxSpeed;\n' % emitter[0],
'}\n',
]
## Check if the expression already exists in the scene, if so delete it
# utils.checkExpressionExists('%s_rearEmitter' % boatName)
## Build new expression
cmds.expression(emitter[0],
n='%s_rearEmitter' % boatName,
string=utils.processExpressionString(expStringList))
## Connect some attributes
if not cmds.isConnected('%s.randomSpeed' % rearAnimatable,
'%s.speedRandom' % emitter[0]):
cmds.connectAttr('%s.randomSpeed' % rearAnimatable,
'%s.speedRandom' % emitter[0])
if not cmds.isConnected('%s.randomDirection' % rearAnimatable,
'%s.randomDirection' % emitter[0]):
cmds.connectAttr('%s.randomDirection' % rearAnimatable,
'%s.randomDirection' % emitter[0])
return emitter[0]