def __get_curve_info(self):
""" Get the curve info """
crv_info = cmds.arclen(self.transform, constructionHistory=True)
self.info = cmds.rename(
crv_info, self._side + '_' + self._mod + self._name[0].upper() +
self._name[1:] + 'Info_CRV')
self.arclen = cmds.arclen(self.transform)
def setup_scaling(self):
measureCrv = cmds.duplicate(self.splCrv,
name="{0}_measure_CRV".format(
self.name))[0]
splPoc = cmds.arclen(self.splCrv, ch=True)
msrPoc = cmds.arclen(measureCrv, ch=True)
ratioMult = cmds.shadingNode("multiplyDivide",
asUtility=True,
name="{0}_ratio_mult".format(self.name))
cmds.setAttr("{0}.operation".format(ratioMult), 2)
cmds.connectAttr("{0}.arcLength".format(splPoc),
"{0}.input1.input1X".format(ratioMult))
cmds.connectAttr("{0}.arcLength".format(msrPoc),
"{0}.input2.input2X".format(ratioMult))
scaleDefaultMult = cmds.shadingNode("multiplyDivide",
asUtility=True,
name="{0}_envelope_mult".format(
self.name))
cmds.setAttr("{0}.input1X".format(scaleDefaultMult), 1.0)
envelopeBlend = cmds.shadingNode("blendColors",
asUtility=True,
name="{0}_scaleBlClr".format(
self.name))
cmds.connectAttr("{0}.auto_stretch".format(self.ctrlJntCtrls[2][0]),
"{0}.blender".format(envelopeBlend))
cmds.connectAttr("{0}.outputX".format(ratioMult),
"{0}.color1.color1R".format(envelopeBlend))
cmds.connectAttr("{0}.outputX".format(scaleDefaultMult),
"{0}.color2.color2R".format(envelopeBlend))
for jnt in self.jntList[:-1]:
cmds.connectAttr("{0}.output.outputR".format(envelopeBlend),
"{0}.sx".format(jnt))
return (measureCrv)
def __get_curve_info(self,
character = None,
mod = None,
side = None,
name = None):
#--- this method gets the curve info
crv_info = cmds.arclen(self.transform, constructionHistory = True)
self.info = cmds.rename(crv_info, side + '_' + mod + name[0].upper() +
name[1:] + 'Info_CRV')
self.arclen = cmds.arclen(self.transform)
def addStretch(self, jntArray, crvSpline, jntSize, name, ctrlRootTrans,
*args):
curveInfo = mc.arclen(crvSpline, ch=True)
splineInfo = "{0}Info".format(name)
curveInfo = mc.rename(curveInfo, splineInfo)
curveLen = mc.getAttr("{0}.arcLength".format(curveInfo))
splineStretchNameDiv = "{0}_stretchPercent_DIV".format(name)
mc.shadingNode("multiplyDivide", n=splineStretchNameDiv, au=True)
mc.setAttr("{0}.i2x".format(splineStretchNameDiv), curveLen)
mc.setAttr("{0}.operation".format(splineStretchNameDiv), 2)
mc.connectAttr("{0}.arcLength".format(curveInfo),
"{0}.i1x".format(splineStretchNameDiv))
# get the scales to the spline
# to allow for the squash/stretch
# get square root of output
splineStretchNamePow = "{0}_sqrtStretch_POW".format(name)
mc.shadingNode("multiplyDivide", n=splineStretchNamePow, au=True)
mc.setAttr("{0}.operation".format(splineStretchNamePow), 3)
mc.setAttr("{0}.i2x".format(splineStretchNamePow), 0.5)
mc.connectAttr("{0}.ox".format(splineStretchNameDiv),
"{0}.i1x".format(splineStretchNamePow))
# divide by the square root
splineStretchNameInv = "{0}_stretchInvert_DIV".format(name)
mc.shadingNode("multiplyDivide", n=splineStretchNameInv, au=True)
mc.setAttr("{0}.operation".format(splineStretchNameInv), 2)
mc.setAttr("{0}.i1x".format(splineStretchNameInv), 1)
mc.connectAttr("{0}.ox".format(splineStretchNamePow),
"{0}.i2x".format(splineStretchNameInv))
for i in range(jntSize - 1):
# connects the spline's joints to the joint scale to allow for squash and stretch
mc.connectAttr("{0}.ox".format(splineStretchNameDiv),
"{0}.scaleX".format(jntArray[i]))
mc.connectAttr("{0}.ox".format(splineStretchNameInv),
"{0}.scaleY".format(jntArray[i]))
mc.connectAttr("{0}.ox".format(splineStretchNameInv),
"{0}.scaleZ".format(jntArray[i]))
globalScaleNormalizeDiv = "globalScale_{0}Normalize_DIV".format(name)
mc.shadingNode("multiplyDivide", n=globalScaleNormalizeDiv, au=True)
mc.setAttr("{0}.operation".format(globalScaleNormalizeDiv), 2)
mc.connectAttr("{0}.arcLength".format(splineInfo),
"{0}.i1x".format(globalScaleNormalizeDiv))
mc.connectAttr("{0}.sy".format(ctrlRootTrans),
"{0}.i2x".format(globalScaleNormalizeDiv))
# we want to overwrite the old version
mc.connectAttr("{0}.ox".format(globalScaleNormalizeDiv),
"{0}.i1x".format(splineStretchNameDiv),
f=True)
return splineInfo, splineStretchNameDiv, globalScaleNormalizeDiv
def _makeIKStretchy(self):
'''
add squash and stretch to the ikSpline
'''
info = cmds.arclen(self._ik_curve, ch=True)
info = cmds.rename(info, "spine_info")
val = cmds.getAttr("%s.arcLength" %info)
mdv_node = cmds.createNode("multiplyDivide", n="spine_stretch_multiplier")
cmds.setAttr("%s.operation" %mdv_node, 2)
cmds.connectAttr("%s.arcLength" %info, "%s.i1x" %mdv_node)
cmds.setAttr("%s.i2x" %mdv_node, val)
# adding an extra multiplier for the scaling of the rig
# to divide the scaling factor by
mdv_scale = cmds.createNode("multiplyDivide", n="spine_scale_multiplier")
cmds.setAttr("%s.i2x" %mdv_scale, 1)
cmds.setAttr("%s.operation" %mdv_scale, 2)
cmds.connectAttr("%s.ox" %mdv_node, "%s.i1x" %mdv_scale)
self._mdv_scale = mdv_scale
for joint in self._ikJnts:
# make each joint stretchy using a scaling multiplier on tx
mdl_name = joint.replace('jnt', 'mdl')
mdl_node = cmds.createNode("multDoubleLinear", n=mdl_name)
cmds.connectAttr("%s.ox" %mdv_scale, "%s.i1" %mdl_node)
tx = cmds.getAttr("%s.tx" %joint)
cmds.setAttr("%s.i2" %mdl_node, tx)
cmds.connectAttr("%s.o" %mdl_node, "%s.tx" %joint)
'''
def setupStretch(self):
# Создаем ноду для вычисления длины управляющей кривой
self.arclenNode = cmds.arclen(self.ikSystemObjs[2],
constructionHistory=True)
self.arclenNode = cmds.rename(
self.arclenNode,
NamingAgreementHandler(base=NAMING["spineJointName"],
suffix=NAMING["curveInfoSuffix"]).nodeName)
# Сохраняем исходную длину кривой для дальнейших вычислений
curveLength = cmds.getAttr("{}.arcLength".format(self.arclenNode))
# Создаем ноду, где вычисляем во сколько раз изменилась длина кривой по сравнению с исходным значением
self.baseStretch = cmds.createNode(
"multiplyDivide",
name=NamingAgreementHandler(
base=NAMING["spineJointName"],
suffix=NAMING["stretchSuffix"]).nodeName)
# Соединяем нужные атрибуты, выставляем еужную операции
cmds.setAttr("{}.operation".format(self.baseStretch), 2)
cmds.setAttr("{}.input2X".format(self.baseStretch), curveLength)
cmds.connectAttr("{}.arcLength".format(self.arclenNode),
"{}.input1X".format(self.baseStretch))
# Возвращаем маштаб каждому джоинту спины вдоль оси Х
for x in range(len(self.joints) - 1):
cmds.connectAttr("{}.outputX".format(self.baseStretch),
"{}.scaleX".format(self.joints[x]))
def accept(self, *args):
numAnts = int(cmds.intFieldGrp("numAnts",query=True,value=True)[0])
startFrame = int(cmds.intFieldGrp("startFrame",query=True,value=True)[0])
endFrame = int(cmds.intFieldGrp("endFrame",query=True,value=True)[0])
curves = cmds.textScrollList("curves",q=True,ai=True)
if curves == None:
curves = ["curve1"]
isFlat = cmds.checkBox("isFlat", query = True, value = True)
vel = cmds.floatSliderGrp("Velocity", query=True, value=True)
load = cmds.floatSliderGrp("load", query=True, value=True)
ground = cmds.textFieldButtonGrp("groundObj",q=True,text=True)
if ground == None:
ground = "nurbsPlane1"
numCurves = len(curves)
if (numAnts > 1) and (numAnts != numCurves):
cmds.warning("the number of ants and curves must be the same")
return 0
else:
if (numAnts > 1):
self.duplicateAnts(numAnts-1)
for ind in range(numAnts):
arcLen = cmds.arclen(curves[ind])
# rebuiltCurve = cmds.rebuildCurve(curves[ind], kr=1)[0]
ct.walking(ind+1, startFrame, endFrame, curves[ind], ground, vel, load, isFlat)
def len_(self, safe=True):
"""Get the length of this curve.
The OpenMaya method returns the unscaled lenght, which can be
unsafe. Using cmds.arclen is slower but more reliable.
Args:
safe (bool): use cmds.arclen (slow)
Returns:
(float): curve length
"""
if safe:
return cmds.arclen(self.shp)
# Check for scale issues
_scale = self.get_m().scale()
if round(_scale.x - _scale.y, 4) or round(_scale.x - _scale.z, 4):
raise RuntimeError(
"The curve %s has non-uniform scale %s - the length cannot "
"be calculated accurately using the length function. You "
"can freeze transforms, or use the slower safe mode." %
((self.T, _scale)))
return self.length() * _scale.x
def chordLength(surface, param=0.0, direction='u'):
"""
Return the length of a surface isoparm given a parameter and a direction
@param surface: Surface to query closest point from
@type surface: str
@param param: The parameter on the surface to query length of
@type param: float
@param direction: Direction along the surface to measure length of
@type direction: str
"""
# Check surface
if not isSurface(surface):
raise Exception('Object ' + surface + ' is not a valid surface!')
# Duplicate surface curve
curve = cmds.duplicateCurve(surface + '.' + direction + '[' + str(param) +
']',
ch=0,
rn=0,
local=0)
# Measure curve length
length = cmds.arclen(curve[0])
# Cleanup
cmds.delete(curve)
# Return result
return length
def curveToArray(curve):
"""Convert the curve into an array
This function caches the array in the subfolder: *cache/*, and uses the cache if the file has a same name as the curve.
Make sure the cache is deleted if the curve is replaced, revised or removed.
"""
fileName = projDir+"/cache/"+str(curve).translate(None, ">")+".txt"
if os.path.exists(fileName):
return np.loadtxt(fileName)
else:
pCurve = 0
minP = cmds.getAttr( curve+'.minValue' )
maxP = cmds.getAttr( curve+'.maxValue' )
curveLen = cmds.arclen( curve )
# The arc length between two points is 0.1 unit length
dp = (maxP - minP)/(curveLen/0.1)
resArray = []
while pCurve < maxP:
pos = getPosCurvePoint(curve, pCurve)
tan = getTanCurvePoint(curve, pCurve)
cvt = getCurvatureCurvePoint(curve, pCurve)
pointInfo = np.hstack((pos, tan, [cvt]))
pCurve = pCurve + dp
resArray.append(pointInfo)
np.savetxt(fileName, resArray, fmt="%1.5f")
return np.array(resArray)
def setupStrechy ():
# >>> get IK from selection, get start/end joints & IK curve, determine strechy joints
_IK = cmds.ls (selection = True)[0]
_IKcurve = cmds.listConnections (_IK + '.inCurve', destination = True)[0]
_startJoint = cmds.listConnections (_IK + '.startJoint', destination = True)[0]
_endEffector = cmds.listConnections (_IK + '.endEffector', destination = True)[0]
_endJoint = cmds.listConnections (_endEffector + '.translateX', destination = True)[0]
cmds.select (_endJoint, hierarchy = True)
_jointsTrash = cmds.ls (selection = True)
cmds.select (_startJoint, hierarchy = True)
_strachyJoints_ = cmds.ls (selection = True)
_strachyJoints_ = _strachyJoints_[:len (_strachyJoints_) - len (_jointsTrash)-1]
# >>> setup utility nodes
_curveInfo = cmds.arclen (_IKcurve, constructionHistory = True)
_condtition = cmds.createNode ('condition')
_startLength = cmds.getAttr (_curveInfo + '.arcLength')
_currentLength = cmds.createNode ('multiplyDivide')
cmds.setAttr (_currentLength + '.operation', 2)
cmds.setAttr (_currentLength + '.input2X', _startLength)
cmds.setAttr (_condtition + '.firstTerm', _startLength)
cmds.setAttr (_condtition + '.operation', 4)
cmds.connectAttr (_curveInfo + '.arcLength', _currentLength + '.input1X', force = True)
cmds.connectAttr (_curveInfo + '.arcLength', _condtition + '.secondTerm', force = True)
cmds.connectAttr (_currentLength + '.outputX', _condtition + '.colorIfTrueR', force = True)
# >>> connect calculated scale to joints
for _j in _strachyJoints_:
cmds.connectAttr (_condtition + '.outColorR', _j + '.scaleX', force = True)
def Main(node, node2, transformNode, pointsAmount, pointCheck, *pArgs):
#run function that creates mash network
createMashNetwork(node, node2, transformNode)
#using inputs fromm UI
valueCheck = [None, True, False]
#returns a value showing which button is checked
pointCheckValue = cmds.radioButtonGrp(pointCheck, query=True, select=True)
if valueCheck[pointCheckValue] == False or valueCheck[
pointCheckValue] == None:
#add points to mash for autofill curve option
addpoints(node, node2)
#runs the addpoints function everytime arclen is changed to update number of points
curveInfoNode = cmds.arclen(
node2, ch=True) #creates node that tracks arclen of curve
cmds.scriptJob(
attributeChange=["curveInfo1.arcLength", "addpoints(node,node2)"])
cmds.scriptJob(attributeChange=[
transformNode[0] + ".scaleX", "addpoints(node,node2)"
])
else:
#add points to mash for manual option
points = cmds.intField(pointsAmount, value=True, query=True)
cmds.setAttr('MASH_Distribute.pointCount', points)
def getValue(selList, selFrontAxis):
"""
Calculates the number of objects and step
accepts arguments:
@selList[list] - list of objects
@selFrontAxis[str] - selected front axis
return arguments:
@objNumber[int] - number of objects
@iterValue[float] - step
"""
#length curve
cvLen = mc.arclen(selList[0])
#length of the object along the selected axis
objLen = getLengthObj(obj=selList[2], vector=selFrontAxis)
#number of objects to create
objNumber = int(cvLen // objLen)
#step between objects
iterValue = round(((objLen * 100) / cvLen) / 100, 4)
return objNumber, iterValue
def creatSphere(*args):
tip = u'请选择要创建拖尾粒子的控制器或曲线！！！'
try:
circleSel = mc.ls(sl=1)[0]
#radiusCircle = mc.circle(circleSel, q=1, r=1)
radiusSpere = ((mc.arclen( circleSel )/(2*3.1415))/2)*.75
#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))
except:
mm.eval('print "%s";'%tip)
def addStretch(self, crvSpine, jntSize, *args):
curveInfo = mc.arclen(crvSpine, ch=True)
curveInfo = mc.rename(curveInfo, "spineInfo")
curveLen = mc.getAttr("{0}.arcLength".format(curveInfo))
mc.shadingNode("multiplyDivide", n="spine_md", au=True)
mc.setAttr("spine_md.i2x".format(curveInfo), curveLen)
mc.setAttr("spine_md.operation".format(curveInfo), 2)
mc.connectAttr("{0}.arcLength".format(curveInfo), "spine_md.i1x")
# get the scales to the spines
# to allow for the squash/stretch
# get square root of output
mc.shadingNode("multiplyDivide", n="spineSquashPow_md", au=True)
mc.setAttr("spineSquashPow_md.operation".format(curveInfo), 3)
mc.setAttr("spineSquashPow_md.i2x".format(curveInfo), 0.5)
mc.connectAttr("spine_md.ox", "spineSquashPow_md.i1x")
# divide by the square root
mc.shadingNode("multiplyDivide", n="spineSquashDiv_md", au=True)
mc.setAttr("spineSquashDiv_md.operation".format(curveInfo), 2)
mc.setAttr("spineSquashDiv_md.i1x".format(curveInfo), 1)
mc.connectAttr("spineSquashPow_md.ox", "spineSquashDiv_md.i2x")
for i in range(jntSize - 1):
# connects the spine joints to the joint scale to allow for squash and stretch
mc.connectAttr("spine_md.ox",
"{0}.scaleX".format(self.jointArray[i]))
mc.connectAttr("spineSquashDiv_md.ox",
"{0}.scaleY".format(self.jointArray[i]))
mc.connectAttr("spineSquashDiv_md.ox",
"{0}.scaleZ".format(self.jointArray[i]))
def getLenToP(curve):
"""Compute the parameter range per unit arc length of the curve
"""
minP = cmds.getAttr( curve+'.minValue' )
maxP = cmds.getAttr( curve+'.maxValue' )
curveLen = cmds.arclen( curve )
return (maxP-minP)/curveLen
def cut_curve():
"""
先选所有曲线，最后选mesh
:return:
"""
sels = mc.ls(sl=True)
mesh = sels[-1]
for sel in sels[:-1]:
try:
cur = mc.polyProjectCurve(sel,mesh, ch=0,pointsOnEdges=1,curveSamples=50,automatic=1)[0]
cur_chr = mc.listRelatives(cur,c=True)[0]
mc.arclen(cur_chr,ch=True)
mc.select([sel,cur])
mm.eval('cutCurvePreset(1,1,0.01,6,0,1,0,2,2)')
mc.delete(cur)
except:
pass
def orient_to_axis(self):
"""
Aligns the ribbon to the primary axis
"""
mc.setAttr("{}.translateX".format(self.ribbon),
mc.arclen(self.lenCurves[0]) * .5)
mc.setAttr("{}.translate{}".format(
self.lenCurves[0], self.primaryAxis), mc.arclen(self.lenCurves[0]) * .5)
if self.primaryAxis == "Z":
mc.setAttr("{}.rotateY".format(self.ribbon), -90)
mc.setAttr("{}.rotateY".format(self.lenCurves[0]), -90)
if self.primaryAxis == "Y":
mc.setAttr("{}.rotateZ".format(self.ribbon), 90)
mc.setAttr("{}.rotateX".format(self.ribbon), 90)
mc.setAttr("{}.rotateZ".format(self.lenCurves[0]), 90)
def arclen(*args, **kwargs):
res = cmds.arclen(*args, **kwargs)
wraps = _factories.simpleCommandWraps['arclen']
for func, wrapCondition in wraps:
if wrapCondition.eval(kwargs):
res = func(res)
break
return res
def Global_scale(self , ALLfollic , tail_end_ctrl , keepLengthAtt , tail_basePlane , base_jnt_num , gobal_ctrl , cv , JntFirst):
mc.arclen(cv,ch = 1)#显示去想长度节点
#查询全名
jnts = mc.listRelatives(JntFirst,ad = True,type = 'joint',f= True)
#查询短名称
#jnts01 = mc.listRelatives(JntFirst,ad = True,type = 'joint')
cv_shape = mc.listRelatives(cv,ad=True)[0]#获取曲线的shape节点
cv_Info_inputcv = mc.listConnections( cv_shape + '.worldSpace[0]',p=True)[0]#获取Info节点的inputcurve属性
cv_Info_length = cv_Info_inputcv.replace('.inputCurve','.arcLength')#曲线长度属性
cv_length = mc.getAttr(cv_Info_length)#attain cv length
MD01_Node = mc.createNode('multiplyDivide')#creat multiplyDivide Node
mc.setAttr(MD01_Node + '.operation',2)#modify ,Node, for Divide
mc.connectAttr(cv_Info_length,MD01_Node + '.input1.input1X')
#
Global_mdNode = mc.createNode('multiplyDivide',name = gobal_ctrl + '_Global_multiplyDivide')
mc.setAttr(Global_mdNode + '.input2X',cv_length)
mc.connectAttr(gobal_ctrl + '.scaleY',Global_mdNode + '.input1.input1X')
mc.connectAttr(Global_mdNode + '.outputX',MD01_Node + '.input2X')
#
#MD02_Node = mc.createNode('multiplyDivide')#creat multiplyDivide Node
#mc.connectAttr(MD01_Node + '.outputX',MD02_Node + '.input1.input1X')
for i in range(base_jnt_num - 1):
jnt = jnts[i]
tail_jnt_multiplyDivideName = jnt.split('|')[-1] + '_multiplyDivide'
jnt_tX_number = mc.getAttr(jnt + '.translateX')#get jnt tX number
tail_jnt_multiplyDivide = mc.createNode('multiplyDivide',name = tail_jnt_multiplyDivideName)#creat multiplyDivide Node
mc.setAttr(tail_jnt_multiplyDivide + '.input2X',jnt_tX_number)
mc.connectAttr(MD01_Node + '.outputX',tail_jnt_multiplyDivide + '.input1.input1X')
blendNode = mc.shadingNode('blendColors', asShader=True,name = jnt.split('|')[-1] + 'blendColors')#blendColors Node
mc.connectAttr(keepLengthAtt,blendNode + '.blender')
mc.connectAttr(tail_jnt_multiplyDivide + '.outputX',blendNode + '.color1.color1R')
mc.setAttr(blendNode + '.color2.color2R',jnt_tX_number)
#
baseCondition = mc.shadingNode( 'condition',asUtility = True,name = tail_basePlane + '_condition0' + str(i + 2))
mc.setAttr(baseCondition + '.secondTerm',jnt_tX_number)
mc.setAttr(baseCondition + '.operation',2)
mc.connectAttr(blendNode + '.color1.color1R',baseCondition + '.firstTerm')
mc.connectAttr(blendNode + '.output.outputR',baseCondition + '.colorIfTrueR')
mc.connectAttr(blendNode + '.color1.color1R',baseCondition + '.colorIfFalseR')
#mc.setAttr(baseCondition + '.colorIfFalseR',jnt_tX_number)
mc.connectAttr(baseCondition + '.outColorR',jnt + '.translateX')
#
#mc.connectAttr(blendNode + '.output.outputR',jnt + '.translateX')
for follic in ALLfollic:
mc.scaleConstraint(gobal_ctrl,follic,weight = 1)
def calculatePts(crv, *args):
"""
uses the window to get the number of pts that should be in the curve
"""
cLen = cmds.arclen(crv, ch=False)
perUnit = cmds.intFieldGrp(widgets["recoIFBG"], q=True, v1=True)
total = cLen * perUnit
return total
def addpoints(node, node2):
curvelen = (cmds.arclen(node2))
#need bbbox
#use that to drive number of points in curve node according to arclen
bbox = cmds.exactWorldBoundingBox(node)
objlen = (bbox[3] - bbox[0])
numpoints = int(curvelen // objlen)
cmds.setAttr('MASH_Distribute.pointCount', numpoints)
def straightCrvToOrigin(crv):
arcLength = cmds.arclen(crv)
numCvs = getNumCvs(crv)
interval = arcLength / (numCvs - 1)
startYPos = 0
for i in xrange(numCvs):
cmds.xform('%s.cv[%d]' % (crv, i), ws=True, t=(0, startYPos, 0))
startYPos += interval
return arcLength
def curveDisNode(self):
disNode = cmds.arclen(self.obj1,ch=1)
disNode = cmds.rename(disNode,(self.obj1+'_crvInfo'))
disVal = cmds.getAttr(disNode+'.arcLength')
cmds.connectAttr((self.mdnG+'.outputX'),(self.mdn+'.input1X'),f=1)
self.mdnConnector((disNode+'.arcLength'), disVal)
print self.gCtrl
if(self.gCtrl):
self.globalScaleConnector(self.gCtrl)
return self.con
def create_spine(start_joint, end_joint, lower_control, upper_control, name='spine'):
spline_chain, original_chain = shortcuts.duplicate_chain(start_joint, end_joint, prefix='ikSpine_')
# Create the spline ik
ikh, effector, curve = cmds.ikHandle(
name='{0}_ikh'.format(name), solver='ikSplineSolver',
startJoint=spline_chain[0], endEffector=spline_chain[-1], parentCurve=False,
simplifyCurve=False)
effector = cmds.rename(effector, '{0}_eff'.format(name))
curve = cmds.rename(curve, '{0}_crv'.format(name))
# Create the joints to skin the curve
curve_start_joint = cmds.duplicate(start_joint, parentOnly=True, name='{0}CurveStart_jnt'.format(name))
cmds.parent(curve_start_joint, lower_control)
curve_end_joint = cmds.duplicate(end_joint, parentOnly=True, name='{0}CurveEnd_jnt'.format(name))
cmds.parent(curve_end_joint, upper_control)
# Skin curve
cmds.skinCluster(curve_start_joint, curve_end_joint, curve, name='{0}_scl'.format(name), tsb=True)
# Create stretch network
curve_info = cmds.arclen(curve, constructionHistory=True)
mdn = cmds.createNode('multiplyDivide', name='{0}Stretch_mdn'.format(name))
cmds.connectAttr('{0}.arcLength'.format(curve_info), '{0}.input1X'.format(mdn))
cmds.setAttr('{0}.input2X'.format(mdn), cmds.getAttr('{0}.arcLength'.format(curve_info)))
cmds.setAttr('{0}.operation'.format(mdn), 2) # Divide
# Connect to joints
for joint in spline_chain[1:]:
tx = cmds.getAttr('{0}.translateX'.format(joint))
mdl = cmds.createNode('multDoubleLinear', name='{0}Stretch_mdl'.format(joint))
cmds.setAttr('{0}.input1'.format(mdl), tx)
cmds.connectAttr('{0}.outputX'.format(mdn), '{0}.input2'.format(mdl))
cmds.connectAttr('{0}.output'.format(mdl), '{0}.translateX'.format(joint))
# Setup advanced twist
cmds.setAttr('{0}.dTwistControlEnable'.format(ikh), True)
cmds.setAttr('{0}.dWorldUpType'.format(ikh), 4) # Object up
cmds.setAttr('{0}.dWorldUpAxis'.format(ikh), 0) # Positive Y Up
cmds.setAttr('{0}.dWorldUpVectorX'.format(ikh), 0)
cmds.setAttr('{0}.dWorldUpVectorY'.format(ikh), 1)
cmds.setAttr('{0}.dWorldUpVectorZ'.format(ikh), 0)
cmds.setAttr('{0}.dWorldUpVectorEndX'.format(ikh), 0)
cmds.setAttr('{0}.dWorldUpVectorEndY'.format(ikh), 1)
cmds.setAttr('{0}.dWorldUpVectorEndZ'.format(ikh), 0)
cmds.connectAttr('{0}.worldMatrix[0]'.format(lower_control), '{0}.dWorldUpMatrix'.format(ikh))
cmds.connectAttr('{0}.worldMatrix[0]'.format(upper_control), '{0}.dWorldUpMatrixEnd'.format(ikh))
# Constrain original chain back to spline chain
for ik_joint, joint in zip(spline_chain, original_chain):
if joint == end_joint:
cmds.pointConstraint(ik_joint, joint, mo=True)
cmds.orientConstraint(upper_control, joint, mo=True)
else:
cmds.parentConstraint(ik_joint, joint)
def mk_driver_joints(self):
"""
Create the joints that will drive your ribbon
"""
for i in range(self.driverJointNum):
# Define rotation order based on riibbon's primary axis
if self.primaryAxis == "X":
ro = "xyz"
elif self.primaryAxis == "Y":
ro = "yzx"
else:
ro = "zxy"
if i == 0:
jnt = mc.joint(n="{}_base_driver_jnt".format(
self.name), rad=3, roo=ro)
elif i == self.driverJointNum - 1:
jnt = mc.joint(n="{}_tip_driver_jnt".format(
self.name), rad=3, roo=ro)
mc.setAttr("{}.translate{}".format(
jnt, self.primaryAxis), mc.arclen(self.proxieCrv) / (self.driverJointNum - 1))
elif i == 1 and self.driverJointNum == 3:
jnt = mc.joint(n="{}_mid_driver_jnt".format(
self.name), rad=3, roo=ro)
mc.setAttr("{}.translate{}".format(
jnt, self.primaryAxis), mc.arclen(self.proxieCrv) / (self.driverJointNum - 1))
else:
jnt = mc.joint(
n="{}_mid{}_driver_jnt".format(self.name, str(i).zfill(2)), rad=3, roo=ro)
mc.setAttr("{}.translate{}".format(jnt, self.primaryAxis), mc.arclen(
self.proxieCrv) / (self.driverJointNum - 1))
self.driverJoints.append(jnt)
# Group your driver joints and parent it to your rig group
driverGrp = mc.createNode(
"transform", n="{}_driver_jnt_grp".format(self.name))
mc.parent(self.driverJoints[0], driverGrp)
mc.parent(driverGrp, "{}{}".format(self.name, RIG))
mc.reorder(driverGrp, r=-1)
return self.driverJoints
def mv_ribbon(self):
"""
Move the Rig group into position with the bottom driver
"""
btDriver = self.driverJoints[0]
pos = mc.getAttr("{}.translate".format(btDriver))[0]
rot = mc.getAttr("{}.rotate".format(btDriver))[0]
for i, v in enumerate(VECTORS):
mc.setAttr("{}_rig.translate{}".format(self.name, v), pos[i])
mc.setAttr("{}_rig.rotate{}".format(self.name, v), rot[i])
mc.setAttr("{}.translateX".format(self.ribbon),
mc.arclen(self.lenCurves[0]) * .5)
def make_ikspline_stretchy(*args):
'''main function to make joints stretching'''
try:
#get data of IKfandle and joint
selected_ikHandle = cmds.ls(sl=True)[0]
ikJoints = cmds.ikHandle(selected_ikHandle, q=True, jl=True)
numberOfBones = len(ikJoints)
ikCurve = cmds.ikHandle(selected_ikHandle, q=True, c=True)
cmds.rebuildCurve(ikCurve, rt=0, kr=0, d=4, s=1)
curveInfo = cmds.arclen(ikCurve, ch=True)
#create Node of length
multiDivArclen = cmds.shadingNode('multiplyDivide', asUtility=True)
cmds.setAttr(multiDivArclen + '.operation', 2)
cmds.addAttr(multiDivArclen, ln="stretchy", at='double', dv=0, k=True)
#connect curve length
cmds.connectAttr(curveInfo + '.arcLength',
multiDivArclen + '.input1X',
f=True)
cmds.connectAttr(multiDivArclen + '.outputX',
multiDivArclen + '.stretchy',
f=True)
input2X = cmds.getAttr(multiDivArclen + '.input1X')
cmds.setAttr(multiDivArclen + '.input2X',
input2X) #multDivArclen.OutputX == 1
#create Node of thickness
multiDivThickness = cmds.shadingNode('multiplyDivide', asUtility=True)
cmds.setAttr(multiDivThickness + '.operation', 3)
cmds.connectAttr(multiDivArclen + '.stretchy',
multiDivThickness + '.input1X',
f=True)
cmds.setAttr(multiDivThickness + '.input2X', -0.5)
#cmds.addAttr( multiDivArclen, ln="stretchy", at='double', dv=0, k=True)
cmds.cluster(ikCurve + '.cv[3]', n="cluster_end")
cmds.cluster(ikCurve + '.cv[0]',
ikCurve + '.cv[1]',
ikCurve + '.cv[2]',
n="cluster_root")
for i in range(numberOfBones):
cmds.connectAttr(multiDivArclen + '.stretchy',
ikJoints[i] + '.scaleX',
f=True)
if i > 0 and i < numberOfBones:
cmds.connectAttr(multiDivThickness + '.outputX',
ikJoints[i] + '.scaleY',
f=True)
cmds.connectAttr(multiDivThickness + '.outputX',
ikJoints[i] + '.scaleZ',
f=True)
#cmds.connectAttr( outMultDiv+'.outputX', item+'.scaleX', f=True)
except:
print "no curve selected"
def chain(cu,num,name='joint'):
"""
build a simple chain of joints equal to a defined length
"""
cmds.select(cl=True)
length=cmds.arclen(cu,ch=0)
jts=[];jts.append(cmds.joint(n='%s\#' %name,rad=1))
for j in range(num):
rd = 1 - linstep(0., num+1, j+1)
jtmp=cmds.joint(p=(length/num*(j+1),0, 0),rad=rd, n='%s\#' %name )
jts.append(jtmp)
return jts
def chain(cu,num,name='joint'): """ build a simple chain of joints equal to a defined length """ cmds.select(cl=True) length=cmds.arclen(cu,ch=0) jts=[];jts.append(cmds.joint(n='%s\#' %name,rad=1)) for j in range(num): rd = 1 - linstep(0., num+1, j+1) jtmp=cmds.joint(p=(length/num*(j+1),0, 0),rad=rd, n='%s\#' %name ) jts.append(jtmp) return jts
def generate(self, *a):
jl = cmds.floatField('ff_ac2sJL', q=1, value=1)
jax = cmds.radioCollection('rdc_ac2sJA', q=1, select=1)
wu = cmds.radioCollection('rdc_ac2sWU', q=1, select=1)
st = cmds.textField('tf_ac2sST', q=1, text=1)
gik = cmds.createNode('transform', name='grp_spineIk', skipSelect=1)
axAttr = '.translateX'
dir = 1
fax = 0
uax = 0
if jax in ['rd_ac2sY', 'rd_ac2sy']: axAttr = '.translateY'
if jax in ['rd_ac2sZ', 'rd_ac2sz']: axAttr = '.translateZ'
if jax in ['rd_ac2sx', 'rd_ac2sy', 'rd_ac2sz']: dir = -1
if jax == 'rd_ac2sY':
fax = 2
uax = 6
if jax == 'rd_ac2sZ':
fax = 4
uax = 0
if jax == 'rd_ac2sx':
fax = 1
uax = 1
if jax == 'rd_ac2sy':
fax = 3
uax = 7
if jax == 'rd_ac2sz':
fax = 5
uax = 1
for x in cmds.ls(selection=1):
len = cmds.arclen(x, constructionHistory=0)
jn = (len / jl) + 1
joList = []
for i in range(int(jn)):
jo = cmds.createNode('joint')
if i > 0: cmds.parent(jo, joList[-1])
cmds.setAttr(jo + axAttr, jl * dir)
joList.append(jo)
ik = cmds.ikHandle(startJoint=joList[0],
endEffector=joList[-1],
sol='ikSplineSolver',
createCurve=0,
curve=x,
parentCurve=0)
if wu != 'rd_ac2sWU':
cmds.setAttr(ik[0] + '.dTwistControlEnable', 1)
cmds.setAttr(ik[0] + '.dWorldUpType', 3)
cmds.setAttr(ik[0] + '.dForwardAxis', fax)
cmds.setAttr(ik[0] + '.dWorldUpAxis', uax)
if wu == 'rd_ac2sWUT':
cmds.connectAttr(st + '.xformMatrix',
ik[0] + '.dWorldUpMatrix')
cmds.parent(ik[0], gik)
def createStretchDeformer(self):
# Get the length of the wire deformer curve to see if the rig is being stretched or squashed.
arcLength = cmds.arclen(self.wireDeformerCurve,
constructionHistory=True)
length = cmds.getAttr("%s.arcLength" % arcLength)
# Add attributes on the master control to enable squashing and stretching.
cmds.addAttr(self.masterControlCurve,
longName="enable",
attributeType='bool',
keyable=True,
hidden=False)
cmds.addAttr(self.masterControlCurve,
longName="volume",
attributeType='float',
defaultValue=1.0,
keyable=True,
hidden=False)
# If the rig is being pulled or pushed, calculate the percentage.
stretchDivideNode = cmds.createNode("multiplyDivide",
name="%s_STRETCH_DIV" % self.name)
cmds.setAttr("%s.operation" % str(stretchDivideNode), 2)
cmds.setAttr("%s.input2X" % str(stretchDivideNode), length)
cmds.connectAttr("%s.arcLength" % arcLength,
"%s.input1X" % str(stretchDivideNode))
volumeDivideNode = cmds.createNode("multiplyDivide",
name="%s_VOL_DIV" % self.name)
cmds.setAttr("%s.operation" % str(volumeDivideNode), 2)
cmds.setAttr("%s.input1X" % str(volumeDivideNode), 1)
cmds.connectAttr("%s.outputX" % str(stretchDivideNode),
"%s.input2X" % str(volumeDivideNode))
# Check to ensure that scaling is on.
stretchConditionNode = cmds.createNode("condition",
name="%s_STRETCH_COND" %
self.name)
cmds.connectAttr("%s.enable" % str(self.masterControlCurve),
"%s.firstTerm" % str(stretchConditionNode))
cmds.connectAttr(
"%s.outputX" % str(volumeDivideNode),
"%s.colorIfTrue.colorIfTrueR" % str(stretchConditionNode))
cmds.setAttr("%s.secondTerm" % str(stretchConditionNode), 1)
# If so, scale the joints in Y and Z.
for joint in self.bindJoints:
cmds.connectAttr("%s.outColorR" % str(stretchConditionNode),
"%s.scaleY" % joint)
cmds.connectAttr("%s.outColorR" % str(stretchConditionNode),
"%s.scaleZ" % joint)
def connectJointBtnCmd(self, *args):
"""Function to execute when Create button is pressed"""
print('属性链接')
#创建乘除节点
multiply_divide = cmds.createNode('multiplyDivide')
cmds.setAttr(multiply_divide + '.operation', 2)
#cmds.setAttr(multiply_divide+'.input2X',self.curveinfo+'.arcLength')#出错
cmds.setAttr(multiply_divide + '.input2X',
cmds.arclen(self.ik_names[2]))
#连接
cmds.connectAttr(self.curveinfo + '.arcLength',
multiply_divide + '.input1X')
for i in range(7):
cmds.connectAttr(multiply_divide + '.outputX',
self.jnts[i] + '.scaleY')
def execute(self,*a):
jb = cmds.radioCollection('rdc_acac1',q=1,select=1)
fl = cmds.intField('if_acacFL',q=1,value=1)
fs = cmds.intField('if_acacFS',q=1,value=1)
jl = cmds.floatField('ff_acacSL',q=1,value=1)
sel = cmds.ls(selection=1)
lenList = []
for x in sel :
if cmds.nodeType(x) != 'nurbsCurve' :
for y in cmds.listRelatives(x) :
if cmds.nodeType(y) == 'nurbsCurve' :
x = y
lenList.append(cmds.arclen(x))
ll = max(lenList) / fl
sl = min(lenList) / fs
for x in sel :
cvn = cmds.getAttr(x+'.spans') + cmds.getAttr(x+'.degree')
fcvn = int(round(cmds.arclen(x)/jl))
if jb == 'if_acacFL' : fcvn = int(round(cmds.arclen(x)/ll))
if jb == 'if_acacFS' : fcvn = int(round(cmds.arclen(x)/sl))
if fcvn < 4 : fcvn = 4
if cvn != fcvn :
cmds.rebuildCurve(x,constructionHistory=0,replaceOriginal=1,rebuildType=0,keepRange=0,spans=fcvn-3,degree=3)
def calculatePts(crv, *args):
"""
uses the window to get the number of pts that should be in the curve
"""
mode = cmds.radioButtonGrp(widgets["methodRBG"], q=True, sl=True)
if mode == 1:
cLen = cmds.arclen(crv, ch=False)
perUnit = cmds.intFieldGrp(widgets["recoIFBG"], q=True, v1=True)
total = cLen * perUnit
if mode == 2:
total = cmds.intFieldGrp(widgets["totalIFBG"], q=True, v1=True)
# print "curve = {0}, total = {1}".format(crv, total)
return total
def createSpiralCurves( crvs, loops, hrsSys ): """create spiral curves for curve guides""" i = 0 maxVal = mc.arclen( crvs[0] ) for c in crvs: if mc.arclen( c ) > maxVal: maxVal = mc.arclen( c ) prevLoc = '' spiralCrvs = [] fols = [] locs = [] count = 0 baseName = 'spiral' for a in drange( 0.0, maxVal, ( 1.0 / len( crvs ) / loops ) ): if i == ( len( crvs ) ): i = 0 c = crvs[i] i += 1 offset = a * ( maxVal ) / mc.arclen( c ) offset = offset + random.uniform(-0.01,0.01) if c.shape.a.maxValue.v < offset: break pointOnCur = pntcrv.PointOnCurve( c ) nod = pointOnCur.nodeAt( offset ) loc = mn.Node( mc.spaceLocator( )[0] ) nod.a.position >> loc.a.translate if prevLoc: prevLoc.name = 'spiderWeb_' + str( count ) + '_LOC' curv, folPar = createCurveaBasedOnLocator( prevLoc, loc, baseName, hrsSys ) fols.append( folPar ) curv.shape.a.aiRenderCurve.v = 1 spiralCrvs.append( curv ) count += 1 locs.append( loc ) prevLoc = loc return spiralCrvs, fols, locs
def makeHairCurves(hullCurves, d, twist = 0.0): ''' Populate a hull with hair curves based on arclen of the biggest curve ''' largestArclen = 0 for curve in hullCurves: arclen = mc.arclen(curve) if arclen > largestArclen: largestArclen = arclen numCurves = largestArclen / (d * 1.0) allCurves = [] for i in range(int(numCurves)): allCurves.append(makeHairCurve(hullCurves, i/numCurves, twist)) return allCurves
def makeHairCurves(hullCurves, d, twist=0.0):
'''
Populate a hull with hair curves based on arclen of the biggest curve
'''
largestArclen = 0
for curve in hullCurves:
arclen = mc.arclen(curve)
if arclen > largestArclen:
largestArclen = arclen
numCurves = largestArclen / (d * 1.0)
allCurves = []
for i in range(int(numCurves)):
allCurves.append(makeHairCurve(hullCurves, i / numCurves, twist))
return allCurves
def addStretch(self, jntArray, crvSpine, jntArrayLen, *args):
curveInfo = mc.arclen(crvSpine, ch=True)
spineInfo = "spineInfo"
curveInfo = mc.rename(curveInfo, "spineInfo")
curveLen = mc.getAttr("{0}.arcLength".format(curveInfo))
spineStretchNameDiv = "spine_stretchPercent_DIV"
mc.shadingNode("multiplyDivide", n=spineStretchNameDiv, au=True)
mc.setAttr("{0}.i2x".format(spineStretchNameDiv), curveLen)
mc.setAttr("{0}.operation".format(spineStretchNameDiv), 2)
mc.connectAttr("{0}.arcLength".format(curveInfo),
"{0}.i1x".format(spineStretchNameDiv))
# get the scales to the spines
# to allow for the squash/stretch
# get square root of output
spineStretchNamePow = "spine_sqrtStretch_POW"
mc.shadingNode("multiplyDivide", n=spineStretchNamePow, au=True)
mc.setAttr("{0}.operation".format(spineStretchNamePow), 3)
mc.setAttr("{0}.i2x".format(spineStretchNamePow), 0.5)
mc.connectAttr("{0}.ox".format(spineStretchNameDiv),
"{0}.i1x".format(spineStretchNamePow))
# divide by the square root
spineStretchNameInv = "spine_stretchInvert_DIV"
mc.shadingNode("multiplyDivide", n=spineStretchNameInv, au=True)
mc.setAttr("{0}.operation".format(spineStretchNameInv), 2)
mc.setAttr("{0}.i1x".format(spineStretchNameInv), 1)
mc.connectAttr("{0}.ox".format(spineStretchNamePow),
"{0}.i2x".format(spineStretchNameInv))
for i in range(jntArrayLen - 1):
# connects the spine joints to the joint scale to allow for squash and stretch
mc.connectAttr("{0}.ox".format(spineStretchNameDiv),
"{0}.scaleX".format(jntArray[i]))
mc.connectAttr("{0}.ox".format(spineStretchNameInv),
"{0}.scaleY".format(jntArray[i]))
mc.connectAttr("{0}.ox".format(spineStretchNameInv),
"{0}.scaleZ".format(jntArray[i]))
return spineInfo, spineStretchNameDiv
def StretchNodes(blndSuffix, curve, jnts):
# create math nodes
# math
crvInfo = cmds.arclen(curve, ch=True, n=(curve + '_arcLength'))
crvLength = cmds.getAttr(crvInfo + '.arcLength')
dvd = cmds.shadingNode('multiplyDivide', au=True, n=(curve + '_scale'))
# set math nodes
# set operation: 2 = divide, 1 = multiply
cmds.setAttr((dvd + '.operation'), 2)
# connect math nodes
cmds.connectAttr((crvInfo + '.arcLength'), (dvd + '.input1Z'))
# To Scale spline - figure out which groups scale will control dvdNodes value
##cmds.connectAttr(('?scaleGroup?' + '.scaleZ'), (dvd + '.input2Z'))
# create and connect blends
# assumes 'aimValue' point down chain
blnd = []
jj = 1
for i in range(1, len(jnts), 1):
# measure length, get translate(aimValue) value
aimValue = cmds.getAttr(jnts[i] + '.translateX')
# create stretch node
##
mltpl = cmds.shadingNode('multiplyDivide', au=True, n=(curve + str(jj) + '_stretch'))
cmds.setAttr((mltpl + '.operation'), 1)
# multiplier = length of joint/default crv length
cmds.setAttr((mltpl + '.input2Z'), (aimValue / crvLength))
cmds.connectAttr((dvd + '.outputZ'), (mltpl + '.input1Z'))
##
# create blend
MidB = cmds.shadingNode('blendColors', name=(blndSuffix + str(jj) + '_Stretch'), asUtility=True)
# set blend 'blender attr to 1'
cmds.setAttr(MidB + '.blender', 1)
# set color2B to 'aimValue'
cmds.setAttr(MidB + '.color2B', aimValue)
# connect mltpl output to blend color1B
cmds.connectAttr((mltpl + '.outputZ'), (MidB + '.color1B'))
# connect blend outputB to joint translateZ
cmds.connectAttr((MidB + '.outputB'), (jnts[i] + '.translateX'))
# store blend for return
blnd.append(MidB)
jj = jj + 1
return blnd
def snap_root_CV_to_mesh(*args):
'''
Snap root CV of curve to closest point on mesh for selected mesh
and curves which are currently selected.
'''
initialSelection = cmds.ls(sl=True)
scalpMesh = cmds.ls(sl=True, dag=True, type='mesh')[0]
curveSet = cmds.listRelatives(cmds.ls(sl=True, dag=True, type='nurbsCurve'), parent=True)
CPOM_A = cmds.createNode('closestPointOnMesh')
CPOM_B = cmds.createNode('closestPointOnMesh')
cmds.connectAttr(scalpMesh+'.outMesh', CPOM_A+'.inMesh')
cmds.connectAttr(scalpMesh+'.outMesh', CPOM_B+'.inMesh')
for CRV in curveSet:
#CRV = curveSet[0]
curveLen = int(cmds.arclen(CRV)/3+4)
rebuildCRV = cmds.rebuildCurve(CRV, d=3, spans=curveLen)
#print CRV
CRVroot = cmds.pointPosition(CRV+'.cv[0]', world=True)
CRVvec = cmds.pointPosition(CRV+'.cv[2]', world=True)
abc = ['X', 'Y', 'Z']
for x in abc:
cmds.setAttr(CPOM_A+'.inPosition'+x, CRVroot[abc.index(x)])
cmds.setAttr(CPOM_B+'.inPosition'+x, CRVvec[abc.index(x)])
CPOM_rootPOS = cmds.getAttr(CPOM_A+'.position')[0]
CPOM_vecPOS = cmds.getAttr(CPOM_B+'.position')[0]
#print CRV, CRVroot, CPOM_POS
cmds.reverseCurve(CRV)
CRVcvs = cmds.getAttr(CRV+'.spans')
#print CRV, curveLen, CRVcvs, rebuildCRV
cmds.delete(CRV, constructionHistory=True)
CRVshape = cmds.listRelatives(CRV, children=True)
cmds.curve(CRVshape, a=True, ws=True, p=[CPOM_vecPOS, CPOM_rootPOS])#[(0,0,0) for x in range(CRVcvs/5)])
cmds.reverseCurve(CRV)
cmds.rebuildCurve(CRV, degree=3, spans=CRVcvs+2)
cmds.smoothCurve(CRV+'.cv[*]', smoothness=10)
#break
cmds.select(initialSelection)
def chordLength(surface,param=0.0,direction='u'):
'''
Return the length of a surface isoparm given a parameter and a direction
@param surface: Surface to query closest point from
@type surface: str
@param param: The parameter on the surface to query length of
@type param: float
@param direction: Direction along the surface to measure length of
@type direction: str
'''
# Check surface
if not isSurface(surface): raise UserInputError('Object '+surface+' is not a valid surface!')
# Duplicate surface curve
curve = mc.duplicateCurve(surface+'.'+direction+'['+str(param)+']',ch=0,rn=0,local=0)
# Measure curve length
length = mc.arclen(curve[0])
# Cleanup
mc.delete(curve)
# Return result
return length
def stretchSpline(self, getbones):
childBones=cmds.listRelatives(getbones, ad=1, typ="joint")
alljoints=childBones
alljoints.append(getbones)#make full list of bones
getIKEffector=cmds.listRelatives(getbones, ad=1, typ="ikEffector")#find effector
getIKHandle=cmds.listConnections(getIKEffector[0], d=1, t="ikHandle")#now i can find ikhandle
getCurve=cmds.listConnections(getIKHandle[0], d=1, t="nurbsCurve")#now i can find curve
getShape=cmds.listRelatives(getCurve[0], ad=1, typ="nurbsCurve")#now i can find shape
curvInf=cmds.arclen(getShape[0], ch=1)#get shape length
getDistance=cmds.getAttr(curvInf+".arcLength")
MultDivNode=cmds.shadingNode( "multiplyDivide", au=1, n=getbones+'_md')
ConditionNode=cmds.shadingNode( "condition", au=1, n=getbones+"_cond")
cmds.setAttr(str(MultDivNode)+".operation", 2)#change to divide
cmds.setAttr(str(ConditionNode)+".operation", 2)#change to greater than
cmds.connectAttr(curvInf+".arcLength", MultDivNode+".input1.input1"+scaleAxis, f=1)#set default length on input of divide
cmds.connectAttr(curvInf+".arcLength", ConditionNode+".firstTerm", f=1)#set default on first term when greater than
cmds.connectAttr(MultDivNode+".output.output"+scaleAxis, ConditionNode+".colorIfTrue.colorIfTrueR", f=1)#divide outputscaleX to color is greater than
cmds.setAttr(ConditionNode+".secondTerm", getDistance)#set default length on second term of greaterThan
cmds.setAttr(MultDivNode+".input2"+scaleAxis, getDistance)#set default length on second input of divide
for each in alljoints[1:]:
cmds.connectAttr(ConditionNode+".outColor.outColorR",each+".scale.scale"+scaleAxis, f=1)#set divide on scale X of each bone except for last bone
def j_MakeStretchy(mainContrl="Main"):
u'做拉伸,主控制器，先选骨骼链，最后选ik曲线'
#ready
jnt = mc.ls(sl =True)[:-1]
cuv = mc.ls(sl =True)[-1]
arcNode = mc.arclen(cuv,ch =True,)
num = len(jnt)
#operater
length = mc.getAttr((arcNode + ".arcLength"))
# mainScale = mc.getAttr((mainContrl+".scaleX"))
md1 = mc.createNode('multiplyDivide')
md2 = mc.createNode('multiplyDivide')
#md3 = mc.createNode('multiplyDivide')
mc.connectAttr((mainContrl+".scaleX"),(md1 +".input1X"))
mc.setAttr((md1 +".input2X"),length)
mc.connectAttr((arcNode+".arcLength"),(md2+".input1X"))
mc.connectAttr((md1+".outputX"),(md2 +".input2X"))
mc.setAttr((md2+".operation"),2)
axiss = ("X","Y","Z")
nodeNumA = (num*1.0)/3 # num%3 #
#nodeNumB = math.ceil(nodeNumB)
nodeCount = int(math.ceil(nodeNumA))
attr = 0
for n in range(nodeCount):
mdnode = mc.createNode('multiplyDivide')
for i in axiss:
print attr
if attr>=(num):
break
tranX = mc.getAttr(jnt[attr] + ".tx")
mc.setAttr((mdnode + ".input2" + i),tranX) #设置为骨骼的初始位移值
mc.connectAttr((md2+".outputX"),(mdnode + ".input1"+i))
mc.connectAttr((mdnode+".output"+i),(jnt[attr]+'.tx'))
attr +=1
#compelte
def rebuild_old(surface,spansU=0,spansV=0,fullRebuildU=False,fullRebuildV=False,replaceOrig=False):
'''
Do brute force surface rebuild for even parameterization
@param surface: Nurbs surface to rebuild
@type surface: str
@param spansU: Number of spans along U. If 0, keep original value.
@type spansU: int
@param spansV: Number of spans along V. If 0, keep original value.
@type spansV: int
@param replaceOrig: Replace original surface, or create new rebuilt surface.
@type replaceOrig: bool
'''
# Check surface
if not isSurface(surface):
raise Exception('Object "'+surface+'" is not a valid surface!')
# Check spans
if not spansU: spansU = mc.getAttr(surface+'.spansU')
if not spansV: spansV = mc.getAttr(surface+'.spansV')
# -------------
# - Rebuild V -
# Get V range
minu = mc.getAttr(surface+'.minValueU')
maxu = mc.getAttr(surface+'.maxValueU')
u = minu + (maxu - minu) * 0.5
# Extract isoparm curve
iso_crv = mc.duplicateCurve(surface+'.u['+str(u)+']',ch=0,rn=0,local=0)[0]
iso_len = mc.arclen(iso_crv)
iso_inc = iso_len / spansV
curveFn = glTools.utils.curve.getCurveFn(iso_crv)
iso_list = [surface+'.v['+str(curveFn.findParamFromLength(iso_inc*i))+']' for i in range(spansV+1)]
mc.delete(iso_crv)
# Check full rebuild
if fullRebuildU:
# Extract isoparm curves
iso_crv_list = [mc.duplicateCurve(iso,ch=False,rn=False,local=False)[0] for iso in iso_list]
# Rebuild isoparm curves
for iso_crv in iso_crv_list:
mc.rebuildCurve(iso_crv,ch=False,rpo=True,rt=0,end=1,kr=0,kcp=0,kep=1,kt=1,s=0,d=3,tol=0)
# Loft final surface
int_surface = mc.loft(iso_crv_list,ch=0,u=1,c=0,ar=1,d=3,ss=1,rn=0,po=0,rsn=True)[0]
# Delete intermediate curves
mc.delete(iso_crv_list)
else:
# Loft intermediate surface
int_surface = mc.loft(iso_list,ch=0,u=1,c=0,ar=1,d=3,ss=1,rn=0,po=0,rsn=True)[0]
# -------------
# - Rebuild U -
# Get V range (intermediate surface)
minv = mc.getAttr(int_surface+'.minValueV')
maxv = mc.getAttr(int_surface+'.maxValueV')
v = minv + (maxv - minv) * 0.5
# Extract isoparm curve (intermediate surface)
iso_crv = mc.duplicateCurve(int_surface+'.v['+str(v)+']',ch=0,rn=0,local=0)[0]
iso_len = mc.arclen(iso_crv)
iso_inc = iso_len / spansU
curveFn = glTools.utils.curve.getCurveFn(iso_crv)
iso_list = [int_surface+'.u['+str(curveFn.findParamFromLength(iso_inc*i))+']' for i in range(spansU+1)]
mc.delete(iso_crv)
# Check full rebuild
if fullRebuildV:
# Extract isoparm curves
iso_crv_list = [mc.duplicateCurve(iso,ch=False,rn=False,local=False)[0] for iso in iso_list]
# Rebuild isoparm curves
for iso_crv in iso_crv_list:
mc.rebuildCurve(iso_crv,ch=False,rpo=True,rt=0,end=1,kr=0,kcp=0,kep=1,kt=1,s=0,d=3,tol=0)
# Loft final surface
rebuild_surface = mc.loft(iso_crv_list,ch=0,u=1,c=0,ar=1,d=3,ss=1,rn=0,po=0,rsn=True)[0]
# Delete intermediate curves
mc.delete(iso_crv_list)
else:
# Loft final surface
rebuild_surface = mc.loft(iso_list,ch=0,u=1,c=0,ar=1,d=3,ss=1,rn=0,po=0,rsn=True)[0]
rebuild_surface = mc.rename(rebuild_surface,surface+'_rebuild')
rebuild_surfaceShape = mc.listRelatives(surface,s=True,ni=True)[0]
mc.delete(int_surface)
# Initialize return value
outputShape = rebuild_surfaceShape
# --------------------
# - Replace Original -
if replaceOrig:
"""
# Get original shape
shapes = glTools.utils.shape.getShapes(surface,nonIntermediates=True,intermediates=False)
if not shapes:
# Find Intermediate Shapes
shapes = glTools.utils.shape.listIntermediates(surface)
# Check shapes
if not shapes:
raise Exception('Unable to determine shape for surface "'+surface+'"!')
# Check connections
if mc.listConnections(shapes[0]+'.create',s=True,d=False):
# Find Intermediate Shapes
shapes = glTools.utils.shape.findInputShape(shapes[0])
"""
# Check history
shapes = mc.listRelatives(surface,s=True,ni=True)
if not shapes: raise Exception('Unable to determine shape for surface "'+surface+'"!')
shape = shapes[0]
shapeHist = mc.listHistory(shape)
if shapeHist.count(shape): shapeHist.remove(shape)
if shapeHist: print('Surface "" contains construction history, creating new shape!')
# Override shape info and delete intermediate
mc.connectAttr(rebuild_surfaceShape+'.local',shape+'.create',f=True)
outputShape = shape
# Return result
return outputShape
def rebuild(surface, spansU=0, spansV=0, fullRebuildU=False, fullRebuildV=False, rebuildUfirst=True, replaceOrig=False):
"""
Do brute force surface rebuild for even parameterization
@param surface: Nurbs surface to rebuild
@type surface: str
@param spansU: Number of spans along U. If 0, keep original value.
@type spansU: int
@param spansV: Number of spans along V. If 0, keep original value.
@type spansV: int
@param replaceOrig: Replace original surface, or create new rebuilt surface.
@type replaceOrig: bool
"""
# ==========
# - Checks -
# ==========
# Check surface
if not isSurface(surface):
raise Exception('Object "' + surface + '" is not a valid surface!')
# Check spans
if not spansU: spansU = cmds.getAttr(surface + '.spansU')
if not spansV: spansV = cmds.getAttr(surface + '.spansV')
# =============
# - Rebuild U -
# =============
# Get V range
if rebuildUfirst:
dir = 'u'
opp = 'v'
spans = spansU
min = cmds.getAttr(surface + '.minValueV')
max = cmds.getAttr(surface + '.maxValueV')
else:
dir = 'v'
opp = 'u'
spans = spansV
min = cmds.getAttr(surface + '.minValueU')
max = cmds.getAttr(surface + '.maxValueU')
val = min + (max - min) * 0.5
# Caluculate surface length
iso_crv = cmds.duplicateCurve(surface + '.' + opp + '[' + str(val) + ']', ch=0, rn=0, local=0)[0]
iso_len = cmds.arclen(iso_crv)
iso_inc = iso_len / spans
# Get spaced isoparm list
curveFn = glTools.utils.curve.getCurveFn(iso_crv)
iso_list = [surface + '.' + dir + '[' + str(curveFn.findParamFromLength(iso_inc * i)) + ']' for i in
range(spans + 1)]
cmds.delete(iso_crv)
# Check full rebuild
if fullRebuildV:
# Extract isoparm curves
iso_crv_list = [cmds.duplicateCurve(iso, ch=False, rn=False, local=False)[0] for iso in iso_list]
# Rebuild isoparm curves
for iso_crv in iso_crv_list:
cmds.rebuildCurve(iso_crv, ch=False, rpo=True, rt=0, end=1, kr=0, kcp=0, kep=1, kt=1, s=0, d=3, tol=0)
# Loft final surface
int_surface = cmds.loft(iso_crv_list, ch=0, u=1, c=0, ar=1, d=3, ss=1, rn=0, po=0, rsn=True)[0]
# Delete intermediate curves
cmds.delete(iso_crv_list)
else:
# Loft intermediate surface
int_surface = cmds.loft(iso_list, ch=0, u=1, c=0, ar=1, d=3, ss=1, rn=0, po=0, rsn=True)[0]
# =============
# - Rebuild V -
# =============
# Get V range (intermediate surface)
if rebuildUfirst:
dir = 'u'
opp = 'v'
spans = spansV
min = cmds.getAttr(int_surface + '.minValueU')
max = cmds.getAttr(int_surface + '.maxValueU')
else:
dir = 'v'
opp = 'u'
spans = spansU
min = cmds.getAttr(int_surface + '.minValueV')
max = cmds.getAttr(int_surface + '.maxValueV')
val = min + (max - min) * 0.5
# Caluculate surface length (intermediate surface)
iso_crv = cmds.duplicateCurve(int_surface + '.' + opp + '[' + str(val) + ']', ch=0, rn=0, local=0)[0]
iso_len = cmds.arclen(iso_crv)
iso_inc = iso_len / spans
# Get spaced isoparm list
curveFn = glTools.utils.curve.getCurveFn(iso_crv)
iso_list = [int_surface + '.' + dir + '[' + str(curveFn.findParamFromLength(iso_inc * i)) + ']' for i in
range(spans + 1)]
cmds.delete(iso_crv)
# Check full rebuild
if fullRebuildU:
# Extract isoparm curves
iso_crv_list = [cmds.duplicateCurve(iso, ch=False, rn=False, local=False)[0] for iso in iso_list]
# Rebuild isoparm curves
for iso_crv in iso_crv_list:
cmds.rebuildCurve(iso_crv, ch=False, rpo=True, rt=0, end=1, kr=0, kcp=0, kep=1, kt=1, s=0, d=3, tol=0)
# Loft final surface
rebuild_surface = cmds.loft(iso_crv_list, ch=0, u=1, c=0, ar=1, d=3, ss=1, rn=0, po=0, rsn=True)[0]
# Delete intermediate curves
cmds.delete(iso_crv_list)
else:
# Loft final surface
rebuild_surface = cmds.loft(iso_list, ch=0, u=1, c=0, ar=1, d=3, ss=1, rn=0, po=0, rsn=True)[0]
# Rename rebuilt surface
rebuild_surface = cmds.rename(rebuild_surface, surface + '_rebuild')
rebuild_surfaceShape = cmds.listRelatives(surface, s=True, ni=True, pa=True)[0]
cmds.delete(int_surface)
# Re-parameterize 0-1
cmds.rebuildSurface(rebuild_surface, ch=False, rpo=True, dir=2, rt=0, end=1, kr=0, kcp=1, kc=1, tol=0, fr=0)
# Initialize return value
outputShape = rebuild_surfaceShape
# ====================
# - Replace Original -
# ====================
if replaceOrig:
"""
# Get original shape
shapes = glTools.utils.shape.getShapes(surface,nonIntermediates=True,intermediates=False)
if not shapes:
# Find Intermediate Shapes
shapes = glTools.utils.shape.listIntermediates(surface)
# Check shapes
if not shapes:
raise Exception('Unable to determine shape for surface "'+surface+'"!')
# Check connections
if cmds.listConnections(shapes[0]+'.create',s=True,d=False):
# Find Intermediate Shapes
shapes = glTools.utils.shape.findInputShape(shapes[0])
"""
# Check history
shapes = cmds.listRelatives(surface, s=True, ni=True, pa=True)
if not shapes: raise Exception('Unable to determine shape for surface "' + surface + '"!')
shape = shapes[0]
shapeHist = cmds.listHistory(shape)
if shapeHist.count(shape): shapeHist.remove(shape)
if shapeHist: print('Surface "" contains construction history, creating new shape!')
# Override shape info and delete intermediate
cmds.connectAttr(rebuild_surfaceShape + '.local', shape + '.create', f=True)
outputShape = shape
# =================
# - Return Result -
# =================
return outputShape
#coding:utf-8 """ Author: Jiangjishi E-mail: [email protected] Created: 2016/5/20 18:39:28 Description: Instruction: auto create joints stretchy on translateX """ import maya.cmds as mc jnts = mc.ls(sl =True) cuv = mc.ls(sl =True)[0] mainCtl = mc.ls(sl=True)[0] + '.ScaleX' arcNode = mc.arclen(cuv,ch =True,) jntCount = len(jnts) axis = ("X","Y","Z") i = 0 # get the right scale value md1 = mc.createNode("multiplyDivide",n = 'md_scaleValue1') md2 = mc.createNode("multiplyDivide",n = 'md_scaleValue2') dftLength = mc.getAttr((arcNode + ".arcLength")) dftScale = mc.getAttr((mainCtl + ".ScaleX")) mc.setAttr((md1 + ".input1X"),dftLength ) mc.connectAttr((mainCtl + ".ScaleX") , (md1 + ".input1X")) for jnt in jnts:
def createLimb(self, controlSize):
getGuide=cmds.ls("*_guide")
spine=(cmds.ls("spine*_guide"))
spineTwist=(cmds.ls("spine*_guide"))
spineSection=len(spine)/3
sudoSpine=spine[:1]+[spine[spineSection]]+spine[-spineSection-1::spineSection+1]+spine[-1:]
cmds.select(cl=1)
lastSpineJoint=spine[-1:]
for each in spine:
jointSuffix='_jnt'
getClass.rigJoints(each, jointSuffix)
cmds.select(cl=1)
for each in spine:
jointSuffix='FK_jnt'
getClass.rigJoints(each, jointSuffix)
cmds.select(cl=1)
for each in spine:
jointSuffix='IK_jnt'
getClass.rigJoints(each, jointSuffix)
cmds.select(cl=1)
#for each in spine[::2]:
for each in spine:
jointSuffix='_Clst_jnt'
getClass.rigJoints(each, jointSuffix)
resetOrient=[
"spine01_jnt",
"spine01FK_jnt",
"spine01IK_jnt",
]
for each in resetOrient:
cmds.joint( each, e=1, children=1, zso=1, oj='xyz', sao='yup', spa=1)
cmds.select(cl=1)
##################################
##################################
##################################
##################################
######################CONTROLLERS
translations=[".tx", ".ty", ".tz"]
rotation=[".rx", ".ry", ".rz"]
FKSpineJoints=[(each) for each in cmds.listRelatives("spine01FK_jnt", ad=1, typ="joint")]
FKSpineJoints.append("spine01FK_jnt")
fkSpine=sorted(FKSpineJoints)
bindSpine=[(each) for each in cmds.listRelatives("spine01_jnt", ad=1, typ="joint") if "spine" in each]
bindSpine.append("spine01_jnt")
lastSpineJoint=bindSpine[-1:]
lastSpine=lastSpineJoint[0].split("_")
colour1=18
colour2=colour1
colour3=colour1
transformWorldMatrix = cmds.xform(spine[-1:], q=True, wd=1, t=True)
rotateWorldMatrix = cmds.xform(spine[-1:], q=True, wd=1, ro=True)
getClass.guideBuild(each, transformWorldMatrix, rotateWorldMatrix, colour1, colour2, colour3 )
getsel=cmds.ls(sl=1)
cmds.setAttr(getsel[0]+".overrideColor", colour1)
cmds.rename(getsel[0], "spineArmParent_nod")
getsel=cmds.ls(sl=1)
getClass.buildGrp(getsel[0])
clusterSpline=cmds.ls("spine*Clst_jnt")
CLSspine=cmds.listRelatives(clusterSpline[0], ad=1, typ="joint")
spineFK_Ctrls=[]
spineIK_CLSTR=[]
spine=cmds.ls("spine*_guide")
if spine[ len(spine) / 2 - 1] < spine[ len(spine) / 2 ]:
clstrSplineCtrl=spine[ len(spine) / 2 - 1]
else:
clstrSplineCtrl=spine[ len(spine) / 2 ]
# clstrSplineCnt= spine[::2]
# #clstrSplineCnt= spine
# clstrSplineCtrl=clstrSplineCnt[1:-1]
clstrCtrl=[]
#create the hips
transformWorldMatrix = cmds.xform(spine[:1], q=True, wd=1, t=True)
rotateWorldMatrix = cmds.xform(spine[:1], q=True, wd=1, ro=True)
name="Hips_Ctrl"
grpname="Hips_grp"
size=controlSize[0]
colour=13
nrx=0
nry=1
nrz=0
getClass.buildCtrl(spine[:1], name, grpname,transformWorldMatrix, rotateWorldMatrix, size, colour, nrx, nry, nrz)
spineFK_Ctrls.append("Hips_Ctrl")
#spineFK_Ctrls.append(clstrCtrl)4
#create clusters for IK chain
lognm=clstrSplineCtrl.replace("guide", "clst")
name="Torso_IK_Ctrl"
grpname="Torso_IK_grp"
size=controlSize[1]
colour=13
nrx=0
nry=1
nrz=0
transformWorldMatrix = cmds.xform(clstrSplineCtrl, q=True, wd=1, t=True)
rotateWorldMatrix = cmds.xform(clstrSplineCtrl, q=True, wd=1, ro=True)
getClass.buildCtrl(clstrSplineCtrl, name, grpname,transformWorldMatrix, rotateWorldMatrix, size, colour, nrx, nry, nrz)
getClass.buildGrp(name)
clstrCtrl.append(name)
cmds.setAttr(name+".sx" , keyable=0, lock=1)
cmds.setAttr(name+".sy" , keyable=0, lock=1)
cmds.setAttr(name+".sz", keyable=0, lock=1)
FKCtrl=[]
spineguides=cmds.ls("spine*_guide")
for each in spineguides[::2]:
FKTorsoJoint=each.split("_guide")[0]+"FK_jnt"
name=each.split("_guide")[0]+"_FK_ctrl"
grpname=each.split("_guide")[0]+"_FK_grp"
size=controlSize[1]
colour=6
nrx=0
nry=1
nrz=0
transformWorldMatrix = cmds.xform(each, q=True, wd=1, t=True)
rotateWorldMatrix = cmds.xform(each, q=True, wd=1, ro=True)
getClass.buildCtrl(each, name, grpname,transformWorldMatrix, rotateWorldMatrix, size, colour, nrx, nry, nrz)
spineFK_Ctrls.append(name)
FKCtrl.append(name)
cmds.parentConstraint(name, FKTorsoJoint , mo=1)
name="LowerBody_Ctrl"
grpname="LowerBody_grp"
size=controlSize[0]
colour=22
nrx=0
nry=1
nrz=0
transformWorldMatrix = cmds.xform(spine[1:2], q=True, wd=1, t=True)
rotateWorldMatrix = cmds.xform(spine[1:2], q=True, wd=1, ro=True)
getClass.buildCtrl(spine[:1], name, grpname,transformWorldMatrix, rotateWorldMatrix, size, colour, nrx, nry, nrz)
name="WaistFollow_Ctrl"
grpname="WaistFollow_grp"
size=35
colour=22
nrx=0
nry=1
nrz=0
transformWorldMatrix = cmds.xform(spine[:1], q=True, wd=1, t=True)
rotateWorldMatrix = cmds.xform(spine[:1], q=True, wd=1, ro=True)
getClass.buildCtrl(spine[:1], name, grpname,transformWorldMatrix, rotateWorldMatrix, size, colour, nrx, nry, nrz)
name="WaistFollow_offset_Ctrl"
grpname="WaistFollow_offset_grp"
size=controlSize[0]
colour=23
nrx=0
nry=1
nrz=0
getClass.buildCtrl(spine[:1], name, grpname,transformWorldMatrix, rotateWorldMatrix, size, colour, nrx, nry, nrz)
cmds.group( em=True, name='IK_grp' )
#create the main controller
cmds.circle(n="Master_Ctrl", r=30, nrx=0, nry=1, nrz=0)
cmds.setAttr("Master_CtrlShape.overrideEnabled", 1)
cmds.setAttr("Master_CtrlShape.overrideColor", 13)
getClass.buildGrp("Master_Ctrl")
cmds.circle(n="Main_Ctrl", r=25, nrx=0, nry=1, nrz=0)
cmds.setAttr("Main_CtrlShape.overrideEnabled", 1)
cmds.setAttr("Main_CtrlShape.overrideColor", 17)
getClass.buildGrp("Main_Ctrl")
cmds.circle(n="Main_offset_Ctrl", r=27, nrx=0, nry=1, nrz=0)
cmds.setAttr("Main_offset_CtrlShape.overrideEnabled", 1)
cmds.setAttr("Main_offset_CtrlShape.overrideColor", 23)
getClass.buildGrp("Main_offset_Ctrl")
#create the IK controller
name="Chest_IK_Ctrl"
grpname="ChestIK_grp"
num=controlSize[1]
colour=13
nrx=0
nry=1
nrz=0
transformWorldMatrix = cmds.xform(spine[-2:-1], q=True, wd=1, t=True)
rotateWorldMatrix = cmds.xform(spine[-2:-1], q=True, wd=1, ro=True)
# transformWorldMatrix = cmds.xform(spine[-1:], q=True, wd=1, t=True)
# rotateWorldMatrix = cmds.xform(spine[-1:], q=True, wd=1, ro=True)
getClass.buildCtrl(each, name, grpname,transformWorldMatrix, rotateWorldMatrix, size, colour, nrx, nry, nrz)
#getClass.squareI(name, grpname, num, transformWorldMatrix, rotateWorldMatrix, colour)
cmds.makeIdentity("Chest_IK_Ctrl", a=True, t=1, s=1, r=1, n=0)
OrigName="Chest_FK"
num=controlSize[1]
colour=6
nrx=0
nry=1
nrz=0
eachPiece=OrigName+"_jnt"
name=OrigName+"_Ctrl"
grpname=OrigName+"_grp"
transformWorldMatrix = cmds.xform(spine[-1:], q=True, wd=1, t=True)
rotateWorldMatrix = cmds.xform(spine[-1:], q=True, wd=1, ro=True)
getClass.buildCtrl(each, name, grpname,transformWorldMatrix, rotateWorldMatrix, size, colour, nrx, nry, nrz)
cmds.makeIdentity("Chest_FK_Ctrl", a=True, t=1, s=1, r=1, n=0)
spineFK_Ctrls.append("Chest_FK_Ctrl")
#IK
#'''--------------------------------------
# SPINE
#--------------------------------------'''
spineJoints=(cmds.ls("spine*_jnt"))
lastJoint=spineJoints[-1:]
spineTwistJnt=(cmds.ls("spine*IK_jnt"))
spineLow=(cmds.ls("spine*FK_jnt"))
spineCtrl=(cmds.ls("spine*_Ctrl"))
#spineCtrlGrp=cmds.pickWalk(spineCtrl, d="up")
'''--------------------------------------
# set axis for scale
--------------------------------------'''
scaleAxis='X'
lastSpineJoint=spineTwistJnt[-1:]
allButLastspineJoints=spineJoints[:-1]
'''--------------------------------------
# create spline IK
--------------------------------------'''
cmds.ikHandle(n="spineIK", sj="spine01IK_jnt", ee=str(lastSpineJoint[0]), sol="ikSplineSolver", scv=0, ns=4, rtm=1)
'''--------------------------------------
# find the spline of the IK
--------------------------------------'''
list=cmds.listConnections('spineIK', t="shape")
cmds.rename(list, "spineIK_crv")
'''--------------------------------------
# get length of spline
--------------------------------------'''
curvInf=cmds.arclen("spineIK_crv", ch=1)
'''--------------------------------------
# connect the length to a multiplyDivide
--------------------------------------'''
MDshader=cmds.shadingNode( "multiplyDivide", au=1)
'''--------------------------------------
# set multiplyDivide to Divide
--------------------------------------'''
cmds.setAttr(str(MDshader)+".operation", 2)
'''--------------------------------------
# connect length of spline to MD node
--------------------------------------'''
cmds.connectAttr(curvInf+".arcLength", MDshader+".input1"+scaleAxis, f=1)
'''--------------------------------------
# input the length into the second input
--------------------------------------'''
spineCrvLength=cmds.getAttr(MDshader+".input1"+scaleAxis)
cmds.setAttr(MDshader+".input2"+scaleAxis,spineCrvLength)
'''--------------------------------------
# skinbind lowres spine to the spline
--------------------------------------'''
for each in CLSspine:
cmds.bindSkin(each,"spineIK_crv")
#cmds.bindSkin(clusterSpline[0],"spineIK_crv")
cmds.addAttr("Hips_Ctrl", ln="spineFK_IK", min=0, max=1, at="double",en="FK:IK:", k=1, nn="spineFK_IK")
cmds.setAttr("Hips_Ctrl.spineFK_IK", 1)
Controller="Hips_Ctrl.spineFK_IK"
baseSpine=[(each.split("_")[0])for each in bindSpine]
#IK setup
for each in baseSpine:
getClass.blendColors(each, Controller)
getSortedclusterSpline=cmds.ls("spine*_Clst_jnt")
if getSortedclusterSpline[ len(getSortedclusterSpline) / 2 - 1] < getSortedclusterSpline[ len(getSortedclusterSpline) / 2 ]:
clstrSplineCtrl=getSortedclusterSpline[ len(getSortedclusterSpline) / 2 - 1]
else:
clstrSplineCtrl=getSortedclusterSpline[ len(getSortedclusterSpline) / 2 ]
cmds.pointConstraint(clstrCtrl, clstrSplineCtrl, mo=1)
num0, num1, num2, num3 = 1, .5, .7, .9
colour=13
for each in getSortedclusterSpline[1:-1]:
name=each+"_Ctrl"
grpname=each+"_grp"
cmds.parent(each, w=1)
getTranslation, getRotation=getClass.locationXForm(each)
getClass.CCCircle(name, grpname, num0, num1, num2, num3,getTranslation, getRotation, colour)
cmds.parentConstraint(name, each)
fkSpine=sorted(FKSpineJoints)
ChildActivatedValue=1
ChildDeactivatedValue=0
ControllerSecondValue=1
ControllerFirstValue=0
Controller="Hips_Ctrl.spineFK_IK"
defaultSet=1
for each in clstrCtrl:
Child=each+".visibility"
getClass.controlSecondValueChildOn(Controller,
Child,
defaultSet,
ChildActivatedValue,
ChildDeactivatedValue,
ControllerSecondValue,
ControllerFirstValue)
#constrain FK spin to controls
#cmds.parent(spineFK_Ctrls[0], "Hips_Ctrl")
cmds.pointConstraint("Hips_Ctrl", "spine01_jnt", mo=1)
cmds.orientConstraint("Chest_FK_Ctrl", fkSpine[-1], mo=1)
ChildActivatedValue=1
ChildDeactivatedValue=0
ControllerSecondValue=1
ControllerFirstValue=0
Child="Chest_IK_Ctrl.visibility"
Controller="Hips_Ctrl.spineFK_IK"
defaultSet=1
getClass.controlSecondValueChildOn(Controller,
Child,
defaultSet,
ChildActivatedValue,
ChildDeactivatedValue,
ControllerSecondValue,
ControllerFirstValue)
ChildActivatedValue=1
ChildDeactivatedValue=0
ControllerSecondValue=1
ControllerFirstValue=0
Child="Chest_FK_Ctrl.visibility"
Controller="Hips_Ctrl.spineFK_IK"
defaultSet=1
getClass.controlFirstValueChildOn(Controller,
Child,
defaultSet,
ChildActivatedValue,
ChildDeactivatedValue,
ControllerSecondValue,
ControllerFirstValue)
#stretch
getIKClass.stretchSpline("spine01IK_jnt")
cmds.addAttr("Hips_Ctrl", ln="StretchSpine", at="enum",en="on:off:", k=1, nn="StretchSpine")
ChildActivatedValue=2
ChildDeactivatedValue=0
ControllerSecondValue=1
ControllerFirstValue=0
Child="spine01IK_jnt_cond.operation"
Controller="Hips_Ctrl.StretchSpine"
defaultSet=0
getClass.controlFirstValueChildOn(Controller,
Child,
defaultSet,
ChildActivatedValue,
ChildDeactivatedValue,
ControllerSecondValue,
ControllerFirstValue)
ChildActivatedValue=1
ChildDeactivatedValue=0
ControllerSecondValue=1
ControllerFirstValue=0
Controller="Hips_Ctrl.spineFK_IK"
defaultSet=1
for each in FKCtrl:
Child=each+".visibility"
getClass.controlFirstValueChildOn(Controller,
Child,
defaultSet,
ChildActivatedValue,
ChildDeactivatedValue,
ControllerSecondValue,
ControllerFirstValue)
cmds.setAttr("Hips_Ctrl.spineFK_IK", 1)
cmds.parent("Main_Ctrl_grp", "Main_offset_Ctrl")
cmds.parent("Main_offset_Ctrl_grp", "Master_Ctrl")
lastClstr=cmds.listRelatives(clstrCtrl, ap=1)
firstClstr=cmds.listRelatives(clstrCtrl, ap=1)
# else:
lastFK=cmds.listRelatives(FKCtrl, ap=1)
firstFK=cmds.listRelatives(FKCtrl, ap=1)
lastFKCtrl=FKCtrl
firstFKCtrl=FKCtrl
bindSpine=[(each) for each in cmds.listRelatives("spine01_jnt", ad=1, typ="joint") if "spine" in each]
cmds.parent(firstFK, "Hips_Ctrl")
cmds.parent("Hips_grp","LowerBody_Ctrl")
cmds.parent("ChestIK_grp","LowerBody_Ctrl")
cmds.parent("LowerBody_grp","Main_Ctrl")
cmds.parent("spine01_jnt","Hips_Ctrl")
cmds.parent("spine01FK_jnt","Hips_Ctrl")
cmds.parent("spine01IK_jnt","Hips_Ctrl")
cmds.connectAttr("Chest_IK_Ctrl.rotate.rotateY", "spineIK.twist")
cmds.parent("Main_offset_Ctrl_grp", "WaistFollow_Ctrl")
cmds.parent("WaistFollow_grp", "WaistFollow_offset_Ctrl")
cmds.parent("WaistFollow_offset_grp", "Master_Ctrl")
cmds.setAttr("WaistFollow_CtrlShape.visibility" , 0)
cmds.setAttr("WaistFollow_offset_CtrlShape.visibility" , 0)
spineChildBones=[(each) for each in cmds.listRelatives('spine01_jnt', ad=1, typ="joint") if "spine" in each]
cmds.parent("spineIK","Chest_IK_Ctrl")
cmds.parent("spineArmParent_nod_grp", spineChildBones[0])
seq=cmds.ls("spine*Clst_jnt")
size=3
getClusterChunk=[]
getMiddleClusters=[]
splitsize = 1.0/size*len(seq)
for i in range(size):
getClusterChunk.append(seq[int(round(i*splitsize)):int(round((i+1)*splitsize))])
# getClusterChunk=[seq[i:i+size] for i in range(0, len(seq), size)]
for each in getClusterChunk[0]:
cmds.parent(each, "Hips_Ctrl")
if len(getClusterChunk[0])>1:
cmds.parent(getClusterChunk[0][-1:],"Torso_IK_Ctrl")
else:
pass
for each in getClusterChunk[1]:
cmds.parent(each,"Torso_IK_Ctrl")
for each in getClusterChunk[2]:
cmds.parent(each, "Chest_IK_Ctrl")
if len(getClusterChunk[2])>1:
cmds.parent(getClusterChunk[2][0],"Torso_IK_Ctrl")
else:
pass
poleAxis=("X", "Y", "Z")
for each in poleAxis:
cmds.connectAttr("Chest_IK_Ctrl.rotate.rotate"+each, "spineIK.poleVector.poleVector"+each)
getMidClstr=cmds.ls("spine*_Clst_jnt_grp")
num = float(len(getMidClstr))/size
getMiddleClusters = [ getMidClstr [i:i + int(num)] for i in range(0, (size-1)*int(num), int(num))]
getMiddleClusters.append(getMidClstr[(size-1)*int(num):])
if len(getMiddleClusters[0])>1:
cmds.parentConstraint("Hips_Ctrl", getMiddleClusters[0][0], mo=1, w=.8)
cmds.parentConstraint("Torso_IK_Ctrl", getMiddleClusters[0][0], mo=1, w=.2)
cmds.parentConstraint("Hips_Ctrl", getMiddleClusters[0][1], mo=1, w=.4)
cmds.parentConstraint("Torso_IK_Ctrl", getMiddleClusters[0][1], mo=1, w=.6)
else:
cmds.parentConstraint("Hips_Ctrl", getMiddleClusters[0], mo=1, w=1.0)
if len(getMiddleClusters[1])>1:
cmds.parentConstraint("Hips_Ctrl", getMiddleClusters[1][0], mo=1, w=.3)
cmds.parentConstraint("Torso_IK_Ctrl", getMiddleClusters[1][0], mo=1, w=.7)
cmds.parentConstraint("Chest_IK_Ctrl", getMiddleClusters[1][1], mo=1, w=.3)
cmds.parentConstraint("Torso_IK_Ctrl", getMiddleClusters[1][1], mo=1, w=.7)
else:
cmds.parentConstraint("Torso_IK_Ctrl", getMiddleClusters[1], mo=1, w=1.0)
if len(getMiddleClusters[2])>1:
cmds.parentConstraint("Chest_IK_Ctrl", getMiddleClusters[2][0], mo=1, w=.4)
cmds.parentConstraint("Torso_IK_Ctrl", getMiddleClusters[2][0], mo=1, w=.6)
cmds.parentConstraint("Chest_IK_Ctrl", getMiddleClusters[2][1], mo=1, w=.8)
cmds.parentConstraint("Torso_IK_Ctrl", getMiddleClusters[2][1], mo=1, w=.2)
else:
cmds.parentConstraint("Chest_IK_Ctrl", getMiddleClusters[2], mo=1, w=1.0)
cmds.parentConstraint( "Hips_Ctrl", "Torso_IK_grp",mo=1, w=.50)
cmds.parentConstraint( "Chest_IK_Ctrl", "Torso_IK_grp",mo=1, w=.50)
#lock off head
cmds.parentConstraint("spineIK","spineArmParent_nod_grp", mo=1)
ChildActivatedValue=1
ChildDeactivatedValue=0
ControllerSecondValue=1
ControllerFirstValue=0
Child="spineArmParent_nod_grp_parentConstraint1.spineIKW0"
Controller="Hips_Ctrl.spineFK_IK"
defaultSet=1
getClass.controlSecondValueChildOn(Controller,
Child,
defaultSet,
ChildActivatedValue,
ChildDeactivatedValue,
ControllerSecondValue,
ControllerFirstValue)
#create control on the ends of the IK spline
#cmds.disconnectAttr("spine01IK_jnt_cond.outColorR", "spine06IK_jnt.scale.scaleX")
cmds.disconnectAttr("spine01IK_jnt_cond.outColorR", "spine07IK_jnt.scale.scaleX")
cmds.disconnectAttr("spine01IK_jnt_cond.outColorR", "spine01IK_jnt.scale.scaleX")
#lock off IK spline
Vector="X"
YUpswitch=0
cmds.setAttr("spineIK.dTwistControlEnable", 0)
cmds.setAttr("spineIK.dWorldUpType", 4)
cmds.setAttr("spineIK.dWorldUpAxis", 1)
cmds.connectAttr("Hips_Ctrl.xformMatrix", "spineIK.dWorldUpMatrix", f=1)
cmds.connectAttr("Chest_IK_Ctrl.xformMatrix", "spineIK.dWorldUpMatrixEnd", f=1)
cmds.setAttr("spineIK.dWorldUpVector"+Vector, 1)
cmds.setAttr("spineIK.dWorldUpVectorEnd"+Vector, 1)
if YUpswitch==0:
cmds.setAttr("spineIK.dWorldUpVectorY", YUpswitch)
cmds.setAttr("spineIK.dWorldUpVectorEndY", YUpswitch)
else:
pass
cmds.setAttr("spineIK.ikFkManipulation", 1)
if len(FKCtrl)>1:
lastFK=cmds.listRelatives(FKCtrl[-1:], ap=1)
firstFK=cmds.listRelatives(FKCtrl[:1], ap=1)
lastFKCtrl=FKCtrl[-1:]
firstFKCtrl=FKCtrl[:1]
for eachctrl in xrange(len(FKCtrl) - 1):
current_item, next_item = FKCtrl[eachctrl], FKCtrl[eachctrl + 1]
getParentgrp=cmds.listRelatives(next_item, ap=1)
cmds.parent(getParentgrp[0], current_item)
cmds.parent("Chest_FK_grp", FKCtrl[-1:])
else:
cmds.parent("Chest_FK_grp", FKCtrl[0])
def install(self, *args):
# Collect layout info
print "Install"
sel = cmds.ls(sl=True)
userDefinedName = sel[0].partition('PartRoot_')[0]
lytObs = part_utils.collectLayoutInfo(sel)
# Find the side we are on
#side = part_utils.getSide(self.lyt_info['layoutRoot'])
# Create an rig joint chain
self.jnt_info['rigJnts'] = part_utils.createJoints('rigj_', lytObs)
# Create an ik joint chain
self.jnt_info['iksJnts'] = part_utils.createJoints('ikSj_', lytObs)
self.jnt_info['ikrJnts'] = part_utils.createJoints('ikRj_', lytObs)
#self.jnt_info['ikJnts'] = part_utils.createJoints('ikj_', lytObs)
spl = len(self.jnt_info['iksJnts']) -1
# Create a new joint at the root and the top of the iksJoint chain.
rootJointList = (['ikBRoot_'+userDefinedName, cmds.xform(self.jnt_info['iksJnts'][0], q=True, ws=True, t=True)], ['ikTRoot_'+userDefinedName, cmds.xform(self.jnt_info['iksJnts'][spl], q=True, ws=True, t=True)])
rootJoints = []
for i in rootJointList:
cmds.select(d=True)
rootJoints.append(cmds.joint(n=i[0], p=i[1]))
cmds.select(d=True)
self.jnt_info['rootJnts'] = rootJoints
# Define names for components involved in ik setup
#ikHandleName = "ikHandle_%s_leg" % (side)
ikHandleName = userDefinedName + 'ikh'
#ctrlName = "ctrl_%s_leg" % (side)
ctrlName = userDefinedName + 'ctrl'
# Draw a splineIK from the root to the last iksJnt.
ikSol = cmds.ikHandle(n='iks_spine_Ik', solver='ikSplineSolver', sj=self.jnt_info['iksJnts'][0], ee=self.jnt_info['iksJnts'][spl], ccv=True)
cmds.select(d=True)
# Bind the splineIK curve to those 2 new joints.
cmds.select('curve1', rootJoints)
cmds.skinCluster(tsb=True)
#Rename the curve
cmds.rename('curve1', userDefinedName+'_aSpine_curve')
# Draw an iKhandle between each self.jnt_info['ikrJnts']
ikHandles = []
for j in range(spl):
if j < spl:
ikh = cmds.ikHandle( n='ikH_'+ self.jnt_info['ikrJnts'][j], sol='ikRPsolver', sj=self.jnt_info['ikrJnts'][j], ee=self.jnt_info['ikrJnts'][j+1] )
cmds.parent(ikh, self.jnt_info['iksJnts'][j])
ikHandles.append(ikh)
# Point constrain 1st iks to 1st ikb
for j in range(spl+1):
cmds.pointConstraint(self.jnt_info['iksJnts'][j], self.jnt_info['ikrJnts'][j], mo=True)
cmds.pointConstraint(self.jnt_info['ikrJnts'][j], self.jnt_info['rigJnts'][j], mo=True)
# Create a locator for each ikh
locator_groups = []
for i in range(spl+1):
bPos = cmds.xform(self.jnt_info['iksJnts'][i], q=True, ws=True, t=True)
nPos = [bPos[0], bPos[1], bPos[2]+1.0]
lctr = cmds.spaceLocator(name='lctr_'+self.jnt_info['iksJnts'][i], a=True)
cmds.xform(lctr, ws=True, t=nPos)
grp = cmds.group(name='grp_lctr_'+self.jnt_info['iksJnts'][i], em=True)
cmds.xform(grp, ws=True, t=bPos)
cmds.parent(lctr, grp)
# Create pole vector constraints
if i < spl:
cmds.poleVectorConstraint(lctr, ikHandles[i][0])
cmds.parent(grp, self.jnt_info['iksJnts'][i])
cmds.makeIdentity( grp, apply=True )
locator_groups.append(grp)
self.jnt_info['locator_groups'] = locator_groups
# Create PMA nodes to control the twist
# NOTE: This is tricky if we want to allow for more joints. For now I am coding for 5 but need a solution for more.
pma_nodes = []
for i in range(spl+1):
if spl > 5:
print " I currently only support 5 joints"
return
else:
pmaNode_Name = self.jnt_info['iksJnts'][i].replace('ikSj', 'pmaTwist_')
pma = cmds.shadingNode("plusMinusAverage", asUtility=True, n=pmaNode_Name)
cmds.setAttr(pma+'.operation', 3) #average
pma_nodes.append(pma)
# Now connect the Pma
self.jnt_info['twistPma'] = pma_nodes
cmds.connectAttr(self.jnt_info['rootJnts'][0] + '.ry', self.jnt_info['twistPma'][2]+'.input1D[0]')
cmds.connectAttr(self.jnt_info['rootJnts'][1] + '.ry', self.jnt_info['twistPma'][2]+'.input1D[1]')
cmds.connectAttr(self.jnt_info['twistPma'][2]+'.output1D', self.jnt_info['locator_groups'][2] +'.rx')
cmds.connectAttr(self.jnt_info['twistPma'][0]+'.output1D', self.jnt_info['twistPma'][1]+'.input1D[0]')
cmds.connectAttr(self.jnt_info['rootJnts'][0] + '.ry', self.jnt_info['twistPma'][1]+'.input1D[1]')
cmds.connectAttr(self.jnt_info['twistPma'][1]+'.output1D', self.jnt_info['locator_groups'][1] +'.rx')
cmds.connectAttr(self.jnt_info['rootJnts'][0] + '.ry', self.jnt_info['twistPma'][0]+'.input1D[0]')
cmds.connectAttr(self.jnt_info['twistPma'][0]+'.output1D', self.jnt_info['locator_groups'][0] +'.rx')
cmds.connectAttr(self.jnt_info['rootJnts'][0] + '.ry', self.jnt_info['twistPma'][3]+'.input1D[0]')
cmds.connectAttr(self.jnt_info['twistPma'][2]+'.output1D', self.jnt_info['twistPma'][3]+'.input1D[1]')
cmds.connectAttr(self.jnt_info['twistPma'][3]+'.output1D', self.jnt_info['locator_groups'][3] +'.rx')
cmds.connectAttr(self.jnt_info['rootJnts'][1] + '.ry', self.jnt_info['twistPma'][4]+'.input1D[0]')
cmds.connectAttr(self.jnt_info['twistPma'][4]+'.output1D', self.jnt_info['locator_groups'][4] +'.ry')
# Make the spine stretch.
# NOTE: Try the expression method
# NOTE: Add stretch ammount attribute.
#cmds.expression( s= 'surface1.sx = %s.arcLength' % curveInfoNode )
curveInfoNode = cmds.arclen(userDefinedName+'_aSpine_curve', ch=True)
mdsNode_Name = self.jnt_info['iksJnts'][0].replace('ikSj', 'mdStretch')
mds = cmds.shadingNode("multiplyDivide", asUtility=True, n=mdsNode_Name)
cmds.setAttr(mds+'.operation', 2) #divide
cmds.connectAttr(curveInfoNode+'.arcLength', mds+'.input1X')
#cmds.connectAttr(curveInfoNode+'.arcLength', mda+'.input2X')
crvLen = cmds.getAttr(curveInfoNode+'.arcLength')
print crvLen
cmds.setAttr(mds+'.input2X', crvLen)
# Connect stretch to joints
for i in range(len(self.jnt_info['iksJnts'])-1):
cmds.connectAttr(mds+'.outputX', self.jnt_info['iksJnts'][i]+'.sx')
cmds.rename(curveInfoNode, userDefinedName+'_curveInfo')
# Setup controls
suffix = userDefinedName
ctrlAttrs = []
for i in range(len(self.jnt_info['rootJnts'])):
ctrlName = userDefinedName + 'ctrl_' + str(i)
ctrlPos = cmds.xform(self.jnt_info['rootJnts'][i], q=True, ws=True, t=True)
# NOTE: Dynamically generate the control objects
spineControl = part_utils.setupControlObject("SpineControl.ma", ctrlName, ctrlAttrs, ctrlPos, os.environ['Parts_Maya_Controls'])
cmds.parentConstraint(spineControl, self.jnt_info['rootJnts'][i])
def __init__(
self ,
ikJnts = [] ,
ikUpJnts = [] ,
ikPosJnts = [] ,
ikCtrlJnts = [] ,
ikCrv = '' ,
ikUpCrv = '' ,
ax = 'y' ,
aimVec = (0,1,0) ,
upVec = (1,0,0 ) ,
name = '' ,
side = ''
) :
# Info
self.ik_crv = pc.Dag( ikCrv )
self.ikUp_crv = pc.Dag( ikUpCrv )
self.ikJnts = ikJnts
self.ikUpJnts = ikUpJnts
self.ikPosJnts = []
self.ikOrig_crv = pc.Dag( mc.duplicate( self.ik_crv , rr=True )[0] )
self.ikUpOrig_crv = pc.Dag( mc.duplicate( self.ikUp_crv , rr=True )[0] )
self.ikOrig_crv.name = '%sOrig%s_crv' % ( name , side )
self.ikUpOrig_crv.name = '%sUpOrig%s_crv' % ( name , side )
# Pos joints
if not ikPosJnts :
# In case of pos joints have not been prepared
for ix in range( len( self.ikJnts ) ) :
jnt = rigTools.jointAt( self.ikJnts[ix] )
jnt.name = '%sPos%s%s_jnt' % ( name , (ix+1) , side )
self.ikPosJnts.append( jnt )
if ix > 0 :
self.ikPosJnts[ ix ].parent( self.ikPosJnts[ ix - 1 ] )
else :
self.ikPosJnts = ikPosJnts
print self.ikPosJnts
# Main group
self.rig_grp = pc.group( em=True , n='%sRig%s_grp' % ( name , side ) )
self.jnt_grp = pc.group( em=True , n='%sJnt%s_grp' % ( name , side ) )
self.still_grp = pc.group( em=True , n='%sStill%s_grp' % ( name , side ) )
self.ikh_grp = pc.group( em=True , n='%sIkh%s_grp' % ( name , side ) )
self.worOri_grp = pc.group( em=True , n='%sWorOri%s_grp' % ( name , side ) )
mc.parent( self.ikPosJnts[0] , self.jnt_grp )
mc.parent( self.ikUpJnts[0] , self.jnt_grp )
mc.parent( self.ikJnts[0] , self.jnt_grp )
mc.parent( self.worOri_grp , self.still_grp )
# IK controller
self.ikCtrl_grp = pc.group( em=True , n='%sIkCtrl%s_grp' % ( name , side ) )
self.ctrls = []
self.gmblCtrls = []
self.ctrlZros = []
for ix in range( len( ikCtrlJnts ) ) :
currCtrl = rigTools.jointControl( 'cube' )
currGmbl = pc.addGimbal( currCtrl )
currZro = rigTools.zeroGroup( currCtrl )
currCtrl.color = 'blue'
currCtrl.name = '%sIk%s%s_ctrl' % ( name , (ix+1) , side )
currGmbl.name = '%sIk%sGmbl%s_ctrl' % ( name , (ix+1) , side )
currZro.name = '%sIkCtrl%sZro%s_grp' % ( name , (ix+1) , side )
currZro.snap( ikCtrlJnts[ix] )
currCtrl.lockHideAttrs( 'sx' , 'sy' , 'sz' , 'v' )
mc.parentConstraint( currCtrl , ikCtrlJnts[ix] )
mc.parent( ikCtrlJnts[ix] , self.jnt_grp )
self.ctrls.append( currCtrl )
self.gmblCtrls.append( currGmbl )
self.ctrlZros.append( currZro )
if not ix == 0 :
mc.parent( currZro , self.gmblCtrls[0] )
locGrp,worGrp,worParCon,zroParCon,locWorRev = rigTools.parentLocalWorldCtrl( currCtrl ,
self.gmblCtrls[0] ,
self.worOri_grp ,
currZro
)
locGrp.name = '%sIk%sCtrlLocOri%s_grp' % ( name , (ix+1) , side )
worGrp.name = '%sIk%sCtrlWorOri%s_grp' % ( name , (ix+1) , side )
worParCon.name = '%sIk%sCtrlWorOriGrp%s_parCons' % ( name , (ix+1) , side )
locWorRev.name = '%sIk%sCtrlLocWorOri%s_rev' % ( name , (ix+1) , side )
mc.parent( self.ctrlZros[0] , self.ikCtrl_grp )
mc.parent( self.ikCtrl_grp , self.rig_grp )
# IK handle
self.ik_ikh = pc.Ik(
mc.ikHandle(
sol='ikSplineSolver' ,
createCurve=False ,
parentCurve=False ,
curve=self.ik_crv ,
startJoint=self.ikPosJnts[0],
endEffector=self.ikPosJnts[-1]
)[0]
)
self.ikUp_ikh = pc.Ik( mc.ikHandle(
sol='ikSplineSolver' ,
createCurve=False ,
parentCurve=False ,
curve=self.ikUp_crv ,
startJoint=self.ikUpJnts[0],
endEffector=self.ikUpJnts[-1]
)[0]
)
self.ik_ikh.name = '%sPos%s_ikh' % ( name , side )
self.ikUp_ikh.name = '%sUp%s_ikh' % ( name , side )
self.ik_ikh.parent( self.ikh_grp )
self.ikUp_ikh.parent( self.ikh_grp )
self.ik_crv.parent( self.still_grp )
self.ikUp_crv.parent( self.still_grp )
upCrvShp = pc.Dag( self.ikUp_crv )
# upCrvShp.attr( 'overrideEnabled' ).v = 1
# upCrvShp.attr( 'overrideDisplayType' ).v = 2
# Ori joints
self.ikOriJnts = []
for ix in range( len( self.ikPosJnts ) ) :
jnt = rigTools.jointAt( self.ikPosJnts[ix] )
# jnt = rigTools.jointAt( self.ikJnts[ix] )
jnt.name = '%sOri%s%s_jnt' % ( name , (ix+1) , side )
jnt.parent( self.ikPosJnts[ix] )
self.ikOriJnts.append( jnt )
# Aim constraints
for ix in range( len( self.ikOriJnts ) ) :
if ix < ( len( self.ikOriJnts ) - 1 ) :
pc.aimConstraint( self.ikOriJnts[ ix+1 ] ,
self.ikOriJnts[ ix ] ,
aim = aimVec , u = upVec ,
wut = 'object' ,
wuo = self.ikUpJnts[ ix ] ,
wu = upVec
)
# Detail controller
self.dtlCtrl_grp = pc.group( em=True )
self.dtlCtrl_grp.name = '%sDtlCtrl%s_grp' % ( name , side )
self.dtlCtrl_grp.parent( self.rig_grp )
self.dtlCtrls = []
self.dtlCtrlOriGrps = []
self.dtlCtrlZroGrps = []
for ix in range( len( self.ikOriJnts ) ) :
ctrl = pc.Control( 'circle' )
ctrlOriGrp = pc.group( ctrl )
ctrlZroGrp = pc.group( ctrlOriGrp )
ctrl.color = 'softBlue'
ctrl.name = '%sDtl%s%s_ctrl' % ( name , (ix+1) , side )
ctrlOriGrp.name = '%sDtl%sCtrlOri%s_grp' % ( name , (ix+1) , side )
ctrlZroGrp.name = '%sDtl%sCtrlZro%s_grp' % ( name , (ix+1) , side )
mc.parentConstraint( self.ikOriJnts[ix] , ctrlZroGrp )
ctrlOriGrp.snap( self.ikJnts[ix] )
mc.parentConstraint( ctrl , self.ikJnts[ix] )
mc.scaleConstraint( ctrl , self.ikJnts[ix] )
ctrlZroGrp.parent( self.dtlCtrl_grp )
self.dtlCtrls.append( ctrl )
self.dtlCtrlOriGrps.append( ctrlOriGrp )
self.dtlCtrlZroGrps.append( ctrlZroGrp )
ikCtrlShp = pc.Dag( self.ctrls[0].shape )
ikCtrlShp.add( ln='detailVis' , k=True , min=0 , max=1 )
ikCtrlShp.attr( 'detailVis' ) >> self.dtlCtrl_grp.attr('v')
# Auto-Stretch
self.ctrls[0].add( ln='autoStretch' , min=0 , max=1 , k=True )
self.ikOrig_crv.parent( self.rig_grp )
self.ikUpOrig_crv.parent( self.rig_grp )
self.ikOrig_crv.attr('v').v = 0
self.ikUpOrig_crv.attr('v').v = 0
self.ikCrvLen_cif = pc.Dag( mc.arclen( self.ik_crv , ch=True ) )
self.ikUpCrvLen_cif = pc.Dag( mc.arclen( self.ikUp_crv , ch=True ) )
self.ikOrigCrvLen_cif = pc.Dag( mc.arclen( self.ikOrig_crv , ch=True ) )
self.ikUpOrigCrvLen_cif = pc.Dag( mc.arclen( self.ikUpOrig_crv , ch=True ) )
self.ikCrvLen_cif.name = '%sCrvLen%s_cif' % ( name , side )
self.ikUpCrvLen_cif.name = '%sUpCrvLen%s_cif' % ( name , side )
self.ikOrigCrvLen_cif.name = '%sOrigCrvLen%s_cif' % ( name , side )
self.ikUpOrigCrvLen_cif.name = '%sUpOrigCrvLen%s_cif' % ( name , side )
self.ikStretch_mdv = pc.MultiplyDivide()
self.ikUpStretch_mdv = pc.MultiplyDivide()
self.ikStretch_mdv.name = '%sStretch%s_mdv' % ( name , side )
self.ikUpStretch_mdv.name = '%sUpStretch%s_mdv' % ( name , side )
self.ikStretch_mdv.attr( 'operation' ).v = 2
self.ikUpStretch_mdv.attr( 'operation' ).v = 2
self.ikCrvLen_cif.attr( 'arcLength' ) >> self.ikStretch_mdv.attr( 'i1x' )
self.ikUpCrvLen_cif.attr( 'arcLength' ) >> self.ikUpStretch_mdv.attr( 'i1x' )
self.ikStretch_bc = pc.BlendColors()
self.ikUpStretch_bc = pc.BlendColors()
self.ikStretch_bc.name = '%sStretch%s_bc' % ( name , side )
self.ikUpStretch_bc.name = '%sUpStretch%s_bc' % ( name , side )
self.ctrls[0].attr( 'autoStretch' ) >> self.ikStretch_bc.attr( 'blender' )
self.ctrls[0].attr( 'autoStretch' ) >> self.ikUpStretch_bc.attr( 'blender' )
self.ikCrvLen_cif.attr( 'arcLength' ) >> self.ikStretch_bc.attr( 'color2R' )
self.ikUpCrvLen_cif.attr( 'arcLength' ) >> self.ikUpStretch_bc.attr( 'color2R' )
self.ikOrigCrvLen_cif.attr( 'arcLength' ) >> self.ikStretch_bc.attr( 'color1R' )
self.ikUpOrigCrvLen_cif.attr( 'arcLength' ) >> self.ikUpStretch_bc.attr( 'color1R' )
self.ikStretch_bc.attr( 'outputR' ) >> self.ikStretch_mdv.attr( 'i2x' )
self.ikUpStretch_bc.attr( 'outputR' ) >> self.ikUpStretch_mdv.attr( 'i2x' )
self.ikPosMdvs = []
self.ikUpMdvs = []
for ix in range( 1 , len( self.ikPosJnts ) ) :
posJnt = pc.Dag( self.ikPosJnts[ ix ] )
upJnt = pc.Dag( self.ikUpJnts[ ix ] )
posMdv = pc.MultiplyDivide()
posMdv.name = '%sStretch%s%s_mdv' % ( name , (ix+1) , side )
upMdv = pc.MultiplyDivide()
upMdv.name = '%sUpStretch%s%s_mdv' % ( name , (ix+1) , side )
origLen = posJnt.attr( 't%s'%ax ).v
origUpLen = upJnt.attr( 't%s'%ax ).v
posMdv.attr( 'i2x' ).v = origLen
upMdv.attr( 'i2x' ).v = origUpLen
self.ikStretch_mdv.attr( 'ox' ) >> posMdv.attr( 'i1x' )
self.ikUpStretch_mdv.attr( 'ox' ) >> upMdv.attr( 'i1x' )
posMdv.attr( 'ox' ) >> posJnt.attr( 't%s'%ax )
upMdv.attr( 'ox' ) >> upJnt.attr( 't%s'%ax )
self.ikPosMdvs.append( posMdv )
self.ikUpMdvs.append( upMdv )
def locatorEpCurve(curve,locatorScale=0.05,prefix=''):
'''
Creates locators for each edit point for the specified curve. Edit points
are constrained to the locator world positions.
@param curve: Curve to operate on
@type curve: str
@param locatorScale: Control the relative scale of the locators to the length of curve
@type locatorScale: float
@param prefix: Name prefix for newly created nodes
@type prefix: str
@return: A list containing the names of the locators driving the curve
@returnType: list
'''
# Check curve
if not isCurve(curve): raise Exception('Object '+curve+ ' is not a valid curve!')
# Check curve shape
curveShape=''
if mc.objectType(curve) == 'transform':
curveShape = mc.listRelatives(curve,s=1,ni=1)[0]
else:
curveShape = curve
curve = mc.listRelatives(curve,p=1)[0]
# Check prefix
if not prefix: prefix = glTools.utils.stringUtils.stripSuffix(curve)
# Get curve information
spans = mc.getAttr(curve+'.spans')
openCrv = not mc.getAttr(curve+'.form')
numPt = spans + openCrv
# Set locator scale
locatorScale *= mc.arclen(curve)
# Initialize return list
locatorList=[]
# Iterate over edit points
for i in range(numPt):
# Create point on curve deformer
curveCon = mc.pointCurveConstraint(curveShape+'.ep['+str(i)+']',ch=1,rpo=1,w=1)
locatorList.append(curveCon[0])
# Create standin locatorList entries for tangency points
if openCrv:
if not i:
# Get start tangency point position
pos = mc.pointPosition(curveShape+'.cv[1]')
coord = closestPoint(curve,pos)
# Create point on curve deformer
curveCon = mc.pointCurveConstraint(curveShape+'.u['+str(coord)+']',ch=1,rpo=1,w=1)
locatorList.append(curveCon[0])
if i == (numPt-2):
# Get end tangency point position
pos = mc.pointPosition(curveShape+'.cv['+str(numPt)+']')
coord = closestPoint(curve,pos)
# Create point on curve deformer
curveCon = mc.pointCurveConstraint(curveShape+'.u['+str(coord)+']',ch=1,rpo=1,w=1)
locatorList.append(curveCon[0])
for i in range(len(locatorList)):
# Scale and Center Locator Pivots
localOffset = mc.getAttr(locatorList[i]+'.localPosition')[0]
mc.setAttr(locatorList[i]+'.translate',localOffset[0],localOffset[1],localOffset[2])
mc.setAttr(locatorList[i]+'.localPosition',0,0,0)
mc.setAttr(locatorList[i]+'.localScale',locatorScale,locatorScale,locatorScale)
# Rename Locator
ind = str(i+1)
if i<9: ind = '0' + ind
locatorList[i] = mc.rename(locatorList[i],prefix+'ep'+ind+'_locator')
# Return locator list
return locatorList
def create(surface, spansU=0, spansV=0, prefix=None):
"""
"""
# Load Plugins
loadPlugin()
# ==========
# - Checks -
# ==========
# Check Surface
if not glTools.utils.surface.isSurface(surface):
raise Exception('Object "' + surface + '" is not a valid nurbs surface!')
# Check Prefix
if not prefix:
prefix = glTools.utils.stringUtils.stripSuffix(surface)
# Get Surface Details
if not spansU:
spansU = cmds.getAttr(surface + ".spansU")
if not spansV:
spansV = cmds.getAttr(surface + ".spansV")
minU = cmds.getAttr(surface + ".minValueU")
maxU = cmds.getAttr(surface + ".maxValueU")
minV = cmds.getAttr(surface + ".minValueV")
maxV = cmds.getAttr(surface + ".maxValueV")
incU = (maxU - minU) / spansU
incV = (maxV - minV) / spansV
# =============
# - Rebuild U -
# =============
crvU = []
for i in range(spansU + 1):
# Duplicate Surface Curve
dupCurve = cmds.duplicateCurve(surface + ".u[" + str(incU * i) + "]", ch=True, rn=False, local=False)
dupCurveNode = cmds.rename(dupCurve[1], prefix + "_spanU" + str(i) + "_duplicateCurve")
dupCurve = cmds.rename(dupCurve[0], prefix + "_spanU" + str(i) + "_crv")
crvU.append(dupCurve)
# Set Curve Length
arcLen = cmds.arclen(dupCurve)
setLen = cmds.createNode("setCurveLength", n=prefix + "_spanU" + str(i) + "_setCurveLength")
crvInfo = cmds.createNode("curveInfo", n=prefix + "_spanU" + str(i) + "_curveInfo")
blendLen = cmds.createNode("blendTwoAttr", n=prefix + "_spanU" + str(i) + "length_blendTwoAttr")
cmds.addAttr(dupCurve, ln="targetLength", dv=arcLen, k=True)
cmds.connectAttr(dupCurveNode + ".outputCurve", crvInfo + ".inputCurve", f=True)
cmds.connectAttr(dupCurveNode + ".outputCurve", setLen + ".inputCurve", f=True)
cmds.connectAttr(crvInfo + ".arcLength", blendLen + ".input[0]", f=True)
cmds.connectAttr(dupCurve + ".targetLength", blendLen + ".input[1]", f=True)
cmds.connectAttr(blendLen + ".output", setLen + ".length", f=True)
cmds.connectAttr(setLen + ".outputCurve", dupCurve + ".create", f=True)
# Add Control Attributes
cmds.addAttr(dupCurve, ln="lockLength", min=0, max=1, dv=1, k=True)
cmds.addAttr(dupCurve, ln="lengthBias", min=0, max=1, dv=0, k=True)
cmds.connectAttr(dupCurve + ".lockLength", blendLen + ".attributesBlender", f=True)
cmds.connectAttr(dupCurve + ".lengthBias", setLen + ".bias", f=True)
# Loft New Surface
srfU = cmds.loft(crvU, ch=True, uniform=True, close=False, autoReverse=False, degree=3)
srfUloft = cmds.rename(srfU[1], prefix + "_rebuildU_loft")
srfU = cmds.rename(srfU[0], prefix + "_rebuildU_srf")
# Rebuild 0-1
rebuildSrf = cmds.rebuildSurface(srfU, ch=True, rpo=True, rt=0, end=1, kr=0, kcp=1, su=0, du=3, sv=0, dv=3, tol=0)
rebuildSrfNode = cmds.rename(rebuildSrf[1], prefix + "_rebuildU_rebuildSurface")
# Add Control Attributes
cmds.addAttr(srfU, ln="lockLength", min=0, max=1, dv=1, k=True)
cmds.addAttr(srfU, ln="lengthBias", min=0, max=1, dv=0, k=True)
for crv in crvU:
cmds.connectAttr(srfU + ".lockLength", crv + ".lockLength", f=True)
cmds.connectAttr(srfU + ".lengthBias", crv + ".lengthBias", f=True)
# =============
# - Rebuild V -
# =============
crvV = []
for i in range(spansV + 1):
# Duplicate Surface Curve
dupCurve = cmds.duplicateCurve(srfU + ".v[" + str(incV * i) + "]", ch=True, rn=False, local=False)
dupCurveNode = cmds.rename(dupCurve[1], prefix + "_spanV" + str(i) + "_duplicateCurve")
dupCurve = cmds.rename(dupCurve[0], prefix + "_spanV" + str(i) + "_crv")
crvV.append(dupCurve)
# Set Curve Length
arcLen = cmds.arclen(dupCurve)
setLen = cmds.createNode("setCurveLength", n=prefix + "_spanV" + str(i) + "_setCurveLength")
crvInfo = cmds.createNode("curveInfo", n=prefix + "_spanV" + str(i) + "_curveInfo")
blendLen = cmds.createNode("blendTwoAttr", n=prefix + "_spanV" + str(i) + "length_blendTwoAttr")
cmds.addAttr(dupCurve, ln="targetLength", dv=arcLen, k=True)
cmds.connectAttr(dupCurveNode + ".outputCurve", crvInfo + ".inputCurve", f=True)
cmds.connectAttr(dupCurveNode + ".outputCurve", setLen + ".inputCurve", f=True)
cmds.connectAttr(crvInfo + ".arcLength", blendLen + ".input[0]", f=True)
cmds.connectAttr(dupCurve + ".targetLength", blendLen + ".input[1]", f=True)
cmds.connectAttr(blendLen + ".output", setLen + ".length", f=True)
cmds.connectAttr(setLen + ".outputCurve", dupCurve + ".create", f=True)
# Add Control Attribute
cmds.addAttr(dupCurve, ln="lockLength", min=0, max=1, dv=1, k=True)
cmds.addAttr(dupCurve, ln="lengthBias", min=0, max=1, dv=0, k=True)
cmds.connectAttr(dupCurve + ".lockLength", blendLen + ".attributesBlender", f=True)
cmds.connectAttr(dupCurve + ".lengthBias", setLen + ".bias", f=True)
# Loft New Surface
srfV = cmds.loft(crvV, ch=True, uniform=True, close=False, autoReverse=False, degree=3)
srfVloft = cmds.rename(srfV[1], prefix + "_rebuildV_loft")
srfV = cmds.rename(srfV[0], prefix + "_rebuildV_srf")
# Rebuild 0-1
rebuildSrf = cmds.rebuildSurface(srfV, ch=True, rpo=True, rt=0, end=1, kr=0, kcp=1, su=0, du=3, sv=0, dv=3, tol=0)
rebuildSrfNode = cmds.rename(rebuildSrf[1], prefix + "_rebuildV_rebuildSurface")
# Add Control Attribute
cmds.addAttr(srfV, ln="lockLength", min=0, max=1, dv=1, k=True)
cmds.addAttr(srfV, ln="lengthBias", min=0, max=1, dv=0, k=True)
for crv in crvV:
cmds.connectAttr(srfV + ".lockLength", crv + ".lockLength", f=True)
cmds.connectAttr(srfV + ".lengthBias", crv + ".lengthBias", f=True)
# ===================
# - Build Hierarchy -
# ===================
rebuildUGrp = cmds.group(em=True, n=prefix + "_rebuildU_grp")
cmds.parent(crvU, rebuildUGrp)
cmds.parent(srfU, rebuildUGrp)
rebuildVGrp = cmds.group(em=True, n=prefix + "_rebuildV_grp")
cmds.parent(crvV, rebuildVGrp)
cmds.parent(srfV, rebuildVGrp)
rebuildGrp = cmds.group(em=True, n=prefix + "_lockLength_grp")
cmds.parent(rebuildUGrp, rebuildGrp)
cmds.parent(rebuildVGrp, rebuildGrp)
# =================
# - Return Result -
# =================
return rebuildGrp
#print sorted(allParticleDictionary[curveParticleId].keys())
#print curveParticleId
pointList = []
sortedKeyFrameList = sorted(allParticleDictionary[curveParticleId].keys())
if len(sortedKeyFrameList) > 1:
for keyFrame in sortedKeyFrameList:
pointList.append(allParticleDictionary[curveParticleId][keyFrame])
curveName = "partiCurve" + str(curveParticleId)
curveObj = mc.curve(name=curveName, p=pointList)
#For every locator we create, make a bubble and attach that to the locator in worldspace and parent in underneath
getCurvLen = mc.arclen(curveObj)
makeCvrLenInt = math.ceil(getCurvLen*.5)#reduces the amount of spans the curve has, this is useful on very long extrusions
makeCircle = mc.circle(n="newCircle",d=1, s=12)
aCircle = mc.planarSrf(makeCircle[0], n="extruTube", ch=1, d=1, ko=0, rn=0, po=1, nds=3)
getTesInfo = mc.listConnections(aCircle[1], t="nurbsTessellate")
mc.setAttr(getTesInfo[0] + ".polygonCount", 1)
mc.setAttr(getTesInfo[0] + ".polygonType", 1)
mc.setAttr(getTesInfo[0] + ".format", 0)
getCurveCVPos = mc.xform(curveObj + ".cv[0]", ws=True, q=True, translation=True)
mc.xform(makeCircle[0], ws=True, t=(getCurveCVPos[0], getCurveCVPos[1], getCurveCVPos[2]),ro=(90, 0, 0))#use "ro" to orient the circle to the curve if your extrusion is black
tubes = mc.polyExtrudeFacet(aCircle[0] + ".f[0]", inc=curveObj, d=makeCvrLenInt)
def stretchyIkSpline_arcLength(ikHandle,
scaleAxis='x',
scaleAttr='',
blendControl='',
blendAttr='stretchScale',
prefix=''):
"""
Build stretchy IK spline setup using the arc length of the input curve.
@param ikHandle: IK Handle to create stretchy setup for
@type ikHandle: str
@param scaleAxis: Axis along which the ik joints will be scaled
@type scaleAxis: str
@param scaleAttr: World scale attribute
@type scaleAttr: str
@param blendControl: Control object that will contain the attribute to control the stretchy IK blending. If left at default (""), blending will not be enabled.
@type blendControl: str
@param blendAttr: The name of the attribute on blendControl that will control the stretchy IK blending.
@type blendAttr: str
@param prefix: Name prefix for builder created nodes
@type prefix: str
"""
# Check prefix
if not prefix: prefix = glTools.utils.stringUtils.stripSuffix(ikHandle)
# Check objects
if not cmds.objExists(ikHandle): raise UserInputError('IK handle ' + ikHandle + ' does not exist!')
# Check blendControl
blend = cmds.objExists(blendControl)
if blend and not cmds.objExists(blendControl + '.' + blendAttr):
cmds.addAttr(blendControl, ln=blendAttr, at='double', min=0, max=1, dv=1, k=True)
blendAttr = blendControl + '.' + blendAttr
# Get IK spline information
ik_joints = glTools.utils.ik.getAffectedJoints(ikHandle)
ik_curve = cmds.listConnections(ikHandle + '.inCurve', s=1, d=0, sh=1)[0]
ik_length = cmds.arclen(ik_curve)
# Setup multily node
multDbl = cmds.createNode('multDoubleLinear', n=prefix + '_multDoubleLinear')
cmds.setAttr(multDbl + '.input2', 1.0 / ik_length)
# Setup blend
blendNode = ''
if blend:
blendNode = cmds.createNode('blendTwoAttr', n=prefix + '_blendTwoAttr')
cmds.addAttr(blendNode, ln=self.defaultScaleAttr, at='double', min=1, max=1, dv=1)
cmds.connectAttr(blendAttr, blendNode + '.attributesBlender', f=True)
cmds.connectAttr(blendNode + '.' + self.defaultScaleAttr, blendNode + '.input[0]', f=True)
# Create curveInfo
crvInfo = cmds.createNode('curveInfo', n=prefix + '_curveInfo')
cmds.connectAttr(ik_curve + '.worldSpace[0]', crvInfo + '.inputCurve', f=True)
# Connect multilyDivide
cmds.connectAttr(crvInfo + '.arcLength', multDbl + '.input1', f=True)
# Attach stretchy IK network to joint scale
if blend:
cmds.connectAttr(multDbl + '.output', blendNode + '.input[1]', f=True)
# Attach output of blendNode to joint scale
for i in range(len(ik_joints) - 1):
cmds.connectAttr(blendNode + '.output', ik_joints[i] + '.s' + scaleAxis, f=True)
else:
for i in range(len(ik_joints) - 1):
cmds.connectAttr(multDbl + '.output', ik_joints[i] + '.s' + scaleAxis, f=True)
# Return result
return [crvInfo, multDbl, blendNode]
def setup(self):
#create a 2 joint chain so that we have them pointing correctly
#duplicate start joint
startJoint = cmds.duplicate( self.startJointDupe, po=True, n='startJoint' )[0]
startJointPosition = cmds.xform( startJoint, q=True, ws=True, t=True )
endJoint = cmds.duplicate( self.endJointDupe, po=True, n='endJoint' )[0]
endJointPosition = cmds.xform( endJoint, q=True, ws=True, t=True )
cmds.parent(endJoint, startJoint)
#create joint chain
for i in range( 0, self.jointAmmount ):
jointNum = i+1
self.jointList.append(
cmds.duplicate(
startJoint,
n= '{0}_{1}{2}'.format( self.name, nameSpace.SPLINE, str(jointNum) ),
po=True
)[0]
)
#place them accordingly
#get tx attr
totalDist = cmds.getAttr( '{0}.tx'.format( endJoint ))
iteration = totalDist/ (self.jointAmmount-1)
cmds.setAttr('{0}.radius'.format(self.jointList[i]), 2.25)
if i>0:
cmds.parent( self.jointList[i], self.jointList[i-1] )
cmds.setAttr( '{0}.tx'.format(self.jointList[i]), iteration)
cmds.setAttr( '{0}.ty'.format(self.jointList[i]), 0)
cmds.setAttr( '{0}.tz'.format(self.jointList[i]), 0)
#determine joint chain down axis will always be x
#create curve
loc = cmds.spaceLocator(n='inbetweenSpaceLoc')[0]
cmds.parentConstraint( startJoint, endJoint, loc )
halfway = cmds.getAttr('{0}.translate'.format(loc))
points = [
startJointPosition,
cmds.xform( loc, q=1, ws=1, t=1),
endJointPosition
]
print 'Start of curve created at: {0}'.format( str(startJointPosition) )
print 'End of curve created at: {0}'.format( str(endJointPosition) )
cmds.curve(ep=points, d=3, n=self.curve )
#delete the start and end joints, we don't need them anymore
cmds.delete( startJoint, endJoint )
#delete the loc
cmds.delete(loc)
#Create the spline IKH
self.ik = cmds.ikHandle( sol="ikSplineSolver",
sj=self.jointList[0],
ee=self.jointList[-1],
ccv = False,
c = self.curve,
n ="{0}_splineIk".format(self.name) )[0]
cmds.setAttr('{0}.dTwistControlEnable'.format(self.ik), 1 )
cmds.setAttr('{0}.dWorldUpType'.format(self.ik), 4 )
cmds.setAttr('{0}.v'.format(self.ik), 0 )
#add stretch to joints
#create curveInfo node
cmds.select( self.curve )
arc = cmds.arclen( ch=True )
arclen = '{0}_arcLength'.format(self.name)
cmds.rename( arc, arclen )
#create mdn
mdn = cmds.createNode( 'multiplyDivide', n='{0}_mdn'.format(self.name) )
#set mdn to divide
cmds.setAttr('{0}.operation'.format(mdn), 2)
#connect curveInfo.arcLength to mdn.input1X and mdn.input2X
cmds.connectAttr( '{0}.arcLength'.format(arclen), '{0}.input1X'.format(mdn) )
#query distance
dist = cmds.getAttr( '{0}.arcLength'.format(arclen) )
#set distance to input2
cmds.setAttr( '{0}.input2X'.format(mdn), dist )
#connect to all joints
for jnt in self.jointList:
cmds.connectAttr( '{0}.outputX'.format(mdn), '{0}.sx'.format(jnt) )
self.mdn = mdn
def createRibbon(axis=(0, 0, 1), name='xxxx', horizontal=False, numJoints=3, guias=None, v=True, s=0, firstLimb=True, upCtrl=None, ctrlRadius=1, worldRef="worldRef"):
retDict = {}
#define variables
top_Loc = []
mid_Loc = []
bttm_Loc = []
rb_Jnt = []
drv_Jnt =[]
fols = []
aux_Jnt = []
ribbon = ''
extraCtrlList = []
#define attributes
limbManualVVAttr = "limbManualVolume"
limbVVAttr = "limbVolumeVariation"
limbMinVVAttr = "limbMinVolume"
#create a nurbsPlane based in the choose orientation option
if horizontal:
ribbon =cmds.nurbsPlane(ax=axis, w=numJoints, lr=(1/float(numJoints)), d=3, u=numJoints, v=1, ch=0, name=name+'_Plane')[0]
cmds.rebuildSurface(ribbon, ch=0, rpo=1, rt=0, end=1, kr=0, kcp=0, kc=0, sv=1, du=3, dv=1, tol=0.01, fr=0, dir=1)
else:
ribbon =cmds.nurbsPlane(ax=axis, w=1, lr=numJoints, d=3, u=1, v=numJoints, ch=0, name=name+'_Plane')[0]
cmds.rebuildSurface(ribbon, ch=0, rpo=1, rt=0, end=1, kr=0, kcp=0, kc=0, su=1, du=1, dv=3, tol=0.01, fr=0, dir=0)
# make this ribbonNurbsPlane as not skinable from dpAR_UI:
cmds.addAttr(ribbon, longName="doNotSkinIt", attributeType="bool", keyable=True)
cmds.setAttr(ribbon+".doNotSkinIt", 1)
#call the function to create follicles and joint in the nurbsPlane
results = createFollicles(rib=ribbon, num=numJoints, name=name, horizontal=horizontal)
rb_Jnt = results[0]
fols = results[1]
#create locator controls for the middle of the ribbon
mid_Loc.append(cmds.spaceLocator(name=name+'_Mid_Pos_Loc')[0])
mid_Loc.append(cmds.spaceLocator(name=name+'_Mid_Aim_Loc')[0])
mid_Loc.append(cmds.spaceLocator(name=name+'_Mid_Off_Loc')[0])
mid_Loc.append(cmds.spaceLocator(name=name+'_Mid_Up_Loc')[0])
#parent correctly the middle locators
cmds.parent(mid_Loc[2], mid_Loc[1], relative=True)
cmds.parent(mid_Loc[1], mid_Loc[0], relative=True)
cmds.parent(mid_Loc[3], mid_Loc[0], relative=True)
#create the locators controls for the top of the ribbon
top_Loc.append(cmds.spaceLocator(name=name+'_Top_Pos_Loc')[0])
top_Loc.append(cmds.spaceLocator(name=name+'_Top_Aim_Loc')[0])
top_Loc.append(cmds.spaceLocator(name=name+'_Top_Up_Loc')[0])
#parent correctly the top locators
cmds.parent(top_Loc[1], top_Loc[0], relative=True)
cmds.parent(top_Loc[2], top_Loc[0], relative=True)
#create the locators for the end of the ribbon
bttm_Loc.append(cmds.spaceLocator(name=name+'_Bttm_Pos_Loc')[0])
bttm_Loc.append(cmds.spaceLocator(name=name+'_Bttm_Aim_Loc')[0])
bttm_Loc.append(cmds.spaceLocator(name=name+'_Bttm_Up_Loc')[0])
#parent correctly the bottom locators
cmds.parent(bttm_Loc[1], bttm_Loc[0], relative=True)
cmds.parent(bttm_Loc[2], bttm_Loc[0], relative=True)
#put the top locators in the same place of the top joint
cmds.parent(top_Loc[0], fols[len(fols)-1], relative=True)
cmds.parent(top_Loc[0], w=True)
#put the bottom locators in the same place of the bottom joint
cmds.parent(bttm_Loc[0], fols[0], relative=True)
cmds.parent(bttm_Loc[0], w=True)
cmds.select(clear=True)
#create the joints that will be used to control the ribbon
drv_Jnt = cmds.duplicate([rb_Jnt[0], rb_Jnt[(len(rb_Jnt)-1)/2], rb_Jnt[len(rb_Jnt)-1]])
dup = cmds.duplicate([drv_Jnt[0], drv_Jnt[2]])
drv_Jnt.append(dup[0])
drv_Jnt.append(dup[1])
#cmds.parent(drv_Jnt, w=True)
for jnt in drv_Jnt:
cmds.joint(jnt, e=True, oj='none', ch=True, zso=True);
cmds.setAttr(jnt+'.radius', cmds.getAttr(jnt+'.radius')+0.5)
#rename created joints
drv_Jnt[0] = cmds.rename(drv_Jnt[0], name+'_Drv_Bttm_Jxt')
drv_Jnt[1] = cmds.rename(drv_Jnt[1], name+'_Drv_Mid_Jxt')
drv_Jnt[2] = cmds.rename(drv_Jnt[2], name+'_Drv_Top_Jxt')
drv_Jnt[3] = cmds.rename(drv_Jnt[3], name+'_Drv_Bttm_End')
drv_Jnt[4] = cmds.rename(drv_Jnt[4], name+'_Drv_Top_End')
#place joints correctly accordaly with the user options choose
if (horizontal and axis==(1, 0, 0)) or (horizontal and axis==(0, 0, 1)):
cmds.setAttr(bttm_Loc[2]+'.translateY', 2)
cmds.setAttr(top_Loc[2]+'.translateY', 2)
cmds.setAttr(mid_Loc[3]+'.translateY', 2)
elif (horizontal and axis==(0, 1, 0)) or (not horizontal and axis==(1, 0, 0)):
cmds.setAttr(bttm_Loc[2]+'.translateZ', 2)
cmds.setAttr(top_Loc[2]+'.translateZ', 2)
cmds.setAttr(mid_Loc[3]+'.translateZ', 2)
elif not horizontal and axis==(0, 1, 0) or (not horizontal and axis==(0, 0, 1)):
cmds.setAttr(bttm_Loc[2]+'.translateX', 2)
cmds.setAttr(top_Loc[2]+'.translateX', 2)
cmds.setAttr(mid_Loc[3]+'.translateX', 2)
elif horizontal and axis==(0, 0, -1):
if firstLimb:
cmds.setAttr(bttm_Loc[2]+'.translateY', 2)
cmds.setAttr(top_Loc[2]+'.translateX', -2)
cmds.setAttr(mid_Loc[3]+'.translateX', -2)
cmds.setAttr(mid_Loc[3]+'.translateY', 2)
else:
if s == 0:
cmds.setAttr(bttm_Loc[2]+'.translateX', -2)
cmds.setAttr(top_Loc[2]+'.translateY', -2)
cmds.setAttr(mid_Loc[3]+'.translateX', -2)
cmds.setAttr(mid_Loc[3]+'.translateY', 2)
else:
cmds.setAttr(bttm_Loc[2]+'.translateX', -2)
cmds.setAttr(top_Loc[2]+'.translateY', -2)
cmds.setAttr(mid_Loc[3]+'.translateX', -2)
cmds.setAttr(mid_Loc[3]+'.translateY', 2)
#create auxiliary joints that will be used to control the ribbon
aux_Jnt.append(cmds.duplicate(drv_Jnt[1], name=name+'_Jxt_Rot')[0])
cmds.setAttr(aux_Jnt[0]+'.jointOrient', 0, 0, 0)
aux_Jnt.append(cmds.duplicate(aux_Jnt[0], name=name+'_Jxt_Rot_End')[0])
cmds.parent(aux_Jnt[1], mid_Loc[3])
cmds.setAttr(aux_Jnt[1]+'.translate', 0, 0, 0)
cmds.parent(aux_Jnt[1], aux_Jnt[0])
cmds.parent(mid_Loc[3], aux_Jnt[1])
#calculate the adjust for the new chain position
dist = float(numJoints)/2.0
end_dist = (1/float(numJoints))
cmds.parent(drv_Jnt[3], drv_Jnt[0])
cmds.parent(drv_Jnt[4], drv_Jnt[2])
#adjust the joints orientation and position based in the options choose from user
if horizontal and axis==(1, 0, 0):
cmds.setAttr(drv_Jnt[0]+'.jointOrient', 0, 90, 0)
cmds.setAttr(drv_Jnt[2]+'.jointOrient', 0, 90, 0)
cmds.setAttr(drv_Jnt[0]+'.tz', -dist)
cmds.setAttr(drv_Jnt[3]+'.tz', end_dist*dist)
cmds.setAttr(drv_Jnt[2]+'.tz', dist)
cmds.setAttr(drv_Jnt[4]+'.tz', -end_dist*dist)
elif horizontal and axis==(0, 1, 0):
cmds.setAttr(drv_Jnt[0]+'.jointOrient', 0, 0, 0)
cmds.setAttr(drv_Jnt[2]+'.jointOrient', 0, 0, 0)
cmds.setAttr(drv_Jnt[0]+'.tx', -dist)
cmds.setAttr(drv_Jnt[3]+'.tx', end_dist*dist)
cmds.setAttr(drv_Jnt[2]+'.tx', dist)
cmds.setAttr(drv_Jnt[4]+'.tx', -end_dist*dist)
elif horizontal and axis==(0, 0, 1):
cmds.setAttr(drv_Jnt[0]+'.jointOrient', 0, 0, 0)
cmds.setAttr(drv_Jnt[2]+'.jointOrient', 0, 0, 0)
cmds.setAttr(drv_Jnt[0]+'.tx', -dist)
cmds.setAttr(drv_Jnt[3]+'.tx', end_dist*dist)
cmds.setAttr(drv_Jnt[2]+'.tx', dist)
cmds.setAttr(drv_Jnt[4]+'.tx', -end_dist*dist)
elif horizontal and axis==(0, 0, -1):
cmds.setAttr(drv_Jnt[0]+'.jointOrient', 0, 0, 0)
cmds.setAttr(drv_Jnt[2]+'.jointOrient', 0, 0, 0)
cmds.setAttr(drv_Jnt[0]+'.tx', -dist)
cmds.setAttr(drv_Jnt[3]+'.tx', end_dist*dist)
cmds.setAttr(drv_Jnt[2]+'.tx', dist)
cmds.setAttr(drv_Jnt[4]+'.tx', -end_dist*dist)
elif not horizontal and axis==(1, 0, 0):
cmds.setAttr(drv_Jnt[0]+'.jointOrient', 0, 0, -90)
cmds.setAttr(drv_Jnt[2]+'.jointOrient', 0, 0, -90)
cmds.setAttr(drv_Jnt[0]+'.ty', -dist)
cmds.setAttr(drv_Jnt[3]+'.ty', end_dist*dist)
cmds.setAttr(drv_Jnt[2]+'.ty', dist)
cmds.setAttr(drv_Jnt[4]+'.ty', -end_dist*dist)
elif not horizontal and axis==(0, 1, 0):
cmds.setAttr(drv_Jnt[0]+'.jointOrient', 0, 90, 0)
cmds.setAttr(drv_Jnt[2]+'.jointOrient', 0, 90, 0)
cmds.setAttr(drv_Jnt[0]+'.tz', -dist)
cmds.setAttr(drv_Jnt[3]+'.tz', end_dist*dist)
cmds.setAttr(drv_Jnt[2]+'.tz', dist)
cmds.setAttr(drv_Jnt[4]+'.tz', -end_dist*dist)
elif not horizontal and axis==(0, 0, 1):
cmds.setAttr(drv_Jnt[0]+'.jointOrient', 0, 0, -90)
cmds.setAttr(drv_Jnt[2]+'.jointOrient', 0, 0, -90)
cmds.setAttr(drv_Jnt[0]+'.ty', -dist)
cmds.setAttr(drv_Jnt[3]+'.ty', end_dist*dist)
cmds.setAttr(drv_Jnt[2]+'.ty', dist)
cmds.setAttr(drv_Jnt[4]+'.ty', -end_dist*dist)
#fix the control locators position and orientation
cmds.parent(top_Loc[0], drv_Jnt[2])
cmds.setAttr(top_Loc[0]+'.translate', 0, 0, 0)
cmds.parent(top_Loc[0], w=True)
cmds.setAttr(top_Loc[0]+'.rotate', 0, 0, 0)
cmds.parent(bttm_Loc[0], drv_Jnt[0])
cmds.setAttr(bttm_Loc[0]+'.translate', 0, 0, 0)
cmds.parent(bttm_Loc[0], w=True)
cmds.setAttr(bttm_Loc[0]+'.rotate', 0, 0, 0)
cmds.parent(drv_Jnt[2], top_Loc[1])
cmds.parent(drv_Jnt[1], mid_Loc[2])
cmds.parent(drv_Jnt[0], bttm_Loc[1])
cmds.parent(aux_Jnt[0], mid_Loc[0])
#create a nurbs control in order to be used in the ribbon offset
mid_Ctrl = cmds.circle (c=(0, 0, 0), nr=(1, 0, 0), ch=0, name=name+'_MidCtrl')[0]
ctrls.renameShape([mid_Ctrl])
midCtrl = mid_Ctrl
mid_Ctrl = cmds.group(n=mid_Ctrl+'_Grp', em=True)
cmds.delete(cmds.parentConstraint(midCtrl, mid_Ctrl, mo=0))
cmds.parent(midCtrl, mid_Ctrl)
#adjust the realtionship between the locators
cmds.parent(mid_Ctrl, mid_Loc[2], r=True)
cmds.parent(drv_Jnt[1], midCtrl)
cmds.parent([top_Loc[2], mid_Loc[3], bttm_Loc[2]], w=True)
cmds.makeIdentity(top_Loc[0], apply=True)
cmds.makeIdentity(mid_Loc[0], apply=True)
cmds.makeIdentity(bttm_Loc[0], apply=True)
cmds.parent(top_Loc[2], top_Loc[0])
cmds.parent(bttm_Loc[2], bttm_Loc[0])
cmds.parent(mid_Loc[3], aux_Jnt[1])
#create needed constraints in the locators in order to set the top always follow, to the base always aim the middle, to the middle always aim the top
if firstLimb:
cmds.aimConstraint(drv_Jnt[1], bttm_Loc[1], offset=(0, 0, 0), weight=1, aimVector=(1, 0, 0), upVector=(0, 0, 1), worldUpType='object', worldUpObject=bttm_Loc[2], name=bttm_Loc[1]+"_AimConstraint")
cmds.aimConstraint(top_Loc[0], mid_Loc[1], offset=(0, 0, 0), weight=1, aimVector=(1, 0, 0), upVector=(0, 0, 1), worldUpType='object', worldUpObject=mid_Loc[3], name=mid_Loc[1]+"_AimConstraint")
cmds.aimConstraint(drv_Jnt[1], top_Loc[1], offset=(0, 0, 0), weight=1, aimVector=(-1, 0, 0), upVector=(0, 1, 0), worldUpType='object', worldUpObject=top_Loc[2], name=top_Loc[1]+"_AimConstraint")
else:
# bug fix to plane twist
cmds.aimConstraint(drv_Jnt[1], bttm_Loc[1], offset=(0, 0, 0), weight=1, aimVector=(1, 0, 0), upVector=(0, 1, 0), worldUpType='object', worldUpObject=bttm_Loc[2], name=bttm_Loc[1]+"_AimConstraint")
cmds.aimConstraint(top_Loc[0], mid_Loc[1], offset=(0, 0, 0), weight=1, aimVector=(-1, 0, 0), upVector=(0, 0, 1), worldUpType='object', worldUpObject=mid_Loc[3], name=mid_Loc[1]+"_AimConstraint")
cmds.aimConstraint(drv_Jnt[1], top_Loc[1], offset=(0, 0, 0), weight=1, aimVector=(-1, 0, 0), upVector=(0, 0, 1), worldUpType='object', worldUpObject=top_Loc[2], name=top_Loc[1]+"_AimConstraint")
#create a point and orient constraint for the middel control
cmds.pointConstraint(top_Loc[0], bttm_Loc[0], mid_Loc[0], offset=(0, 0, 0), weight=1, name=mid_Loc[0]+"_PointConstraint")
ori = cmds.orientConstraint(top_Loc[0], bttm_Loc[0], aux_Jnt[0], offset=(0, 0, 0), weight=1, name=aux_Jnt[0]+"_OrientConstraint")
#ribbon scale (volume variation)
if numJoints == 3:
proportionList = [0.5, 1, 0.5]
elif numJoints == 5:
proportionList = [0.4, 0.8, 1, 0.8, 0.4]
elif numJoints == 7:
proportionList = [0.25, 0.5, 0.75, 1, 0.75, 0.5, 0.25]
curveInfoNode = cmds.arclen(ribbon+".v[0.5]", constructionHistory=True)
curveInfoNode = cmds.rename(curveInfoNode, ribbon+"_CurveInfo")
rbScaleMD = cmds.createNode("multiplyDivide", name=ribbon+"_ScaleCompensate_MD")
rbNormalizeMD = cmds.createNode("multiplyDivide", name=ribbon+"_Normalize_MD")
cmds.setAttr(rbNormalizeMD+".operation", 2)
cmds.connectAttr(curveInfoNode+".arcLength", rbNormalizeMD+".input2X", force=True)
cmds.connectAttr(rbScaleMD+".outputX", rbNormalizeMD+".input1X", force=True)
if cmds.objExists(worldRef):
if not cmds.objExists(worldRef+"."+limbManualVVAttr):
cmds.addAttr(worldRef, longName=limbVVAttr, attributeType="float", minValue=0, maxValue=1, defaultValue=1, keyable=True)
cmds.addAttr(worldRef, longName=limbManualVVAttr, attributeType="float", defaultValue=1, keyable=True)
cmds.addAttr(worldRef, longName=limbMinVVAttr, attributeType="float", defaultValue=0.01, keyable=True)
cmds.connectAttr(worldRef+".scaleX", rbScaleMD+".input1X", force=True)
#fix group hierarchy
extraCtrlGrp = cmds.group(empty=True, name=name+"_ExtraBendyCtrl_Grp")
i = 0
for jnt in rb_Jnt:
cmds.makeIdentity(jnt, a=True)
# create extra control
extraCtrlName = jnt.replace("_Jnt", "_Ctrl")
extraCtrl = ctrls.cvSquare(ctrlName=extraCtrlName, r=ctrlRadius)
extraCtrlList.append(extraCtrl)
cmds.rotate(0, 0, 90, extraCtrl)
cmds.makeIdentity(extraCtrl, a=True)
extraCtrlZero = utils.zeroOut([extraCtrl])[0]
cmds.parent(extraCtrlZero, extraCtrlGrp)
cmds.parentConstraint(fols[i], extraCtrlZero, w=1, name=extraCtrlZero+"_ParentConstraint")
cmds.parentConstraint(extraCtrl, jnt, w=1, name=jnt+"_ParentConstraint")
cmds.scaleConstraint(extraCtrl, jnt, w=1, name=jnt+"_ScaleConstraint")
# work with volume variation
rbProportionMD = cmds.createNode("multiplyDivide", name=extraCtrlName.replace("_Ctrl", "_Proportion_MD"))
rbIntensityMD = cmds.createNode("multiplyDivide", name=extraCtrlName.replace("_Ctrl", "_Intensity_MD"))
rbAddScalePMA = cmds.createNode("plusMinusAverage", name=extraCtrlName.replace("_Ctrl", "_AddScale_PMA"))
rbScaleClp = cmds.createNode("clamp", name=extraCtrlName.replace("_Ctrl", "_Scale_Clp"))
rbBlendCB = cmds.createNode("blendColors", name=extraCtrlName.replace("_Ctrl", "_Blend_BC"))
cmds.connectAttr(worldRef+"."+limbVVAttr, rbBlendCB+".blender", force=True)
cmds.setAttr(rbBlendCB+".color2", 1, 1, 1, type="double3")
cmds.connectAttr(rbNormalizeMD+".outputX", rbProportionMD+".input1X", force=True)
cmds.setAttr(rbProportionMD+".input2X", proportionList[i])
cmds.connectAttr(rbProportionMD+".outputX", rbIntensityMD+".input1X", force=True)
cmds.connectAttr(worldRef+"."+limbManualVVAttr, rbIntensityMD+".input2X", force=True)
cmds.connectAttr(rbIntensityMD+".outputX", rbAddScalePMA+".input1D[1]", force=True)
cmds.connectAttr(rbAddScalePMA+".output1D", rbScaleClp+".inputR", force=True)
cmds.connectAttr(worldRef+"."+limbMinVVAttr, rbScaleClp+".minR")
cmds.setAttr(rbScaleClp+".maxR", 1000000)
cmds.connectAttr(rbScaleClp+".outputR", rbBlendCB+".color1.color1R", force=True)
cmds.connectAttr(rbBlendCB+".output.outputR", extraCtrlZero+".scaleY", force=True)
cmds.connectAttr(rbBlendCB+".output.outputR", extraCtrlZero+".scaleZ", force=True)
# update i
i = i + 1
locatorsGrp = cmds.group(bttm_Loc[0], top_Loc[0], mid_Loc[0], n=name+'_Loc_Grp')
skinJntGrp = cmds.group(rb_Jnt, n=name+'_Jnt_Grp')
finalSystemGrp = cmds.group(ribbon, locatorsGrp, skinJntGrp, n=name+'_RibbonSystem_Grp')
#do the controller joints skin and the ribbon
ribbonShape = cmds.listRelatives(ribbon, shapes=True)
skin = cmds.skinCluster(drv_Jnt[0:3], ribbonShape, tsb=True, mi=2, dr=1)
#skin presets for the ribbon (that's amazing!)
if not horizontal:
if numJoints == 3:
cmds.skinPercent(skin[0], ribbon + '.cv[0:1][5]', tv=(drv_Jnt[2], 1))
cmds.skinPercent(skin[0], ribbon + '.cv[0:1][4]', tv=[(drv_Jnt[2], 0.6), (drv_Jnt[1], 0.4)])
cmds.skinPercent(skin[0], ribbon + '.cv[0:1][3]', tv=[(drv_Jnt[2], 0.2), (drv_Jnt[1], 0.8)])
cmds.skinPercent(skin[0], ribbon + '.cv[0:1][2]', tv=[(drv_Jnt[0], 0.2), (drv_Jnt[1], 0.8)])
cmds.skinPercent(skin[0], ribbon + '.cv[0:1][1]', tv=[(drv_Jnt[0], 0.6), (drv_Jnt[1], 0.4)])
cmds.skinPercent(skin[0], ribbon + '.cv[0:1][0]', tv=(drv_Jnt[0], 1))
elif numJoints == 5:
cmds.skinPercent(skin[0], ribbon + '.cv[0:1][7]', tv=(drv_Jnt[2], 1))
cmds.skinPercent(skin[0], ribbon + '.cv[0:1][6]', tv=[(drv_Jnt[2], 0.80), (drv_Jnt[1], 0.2)])
cmds.skinPercent(skin[0], ribbon + '.cv[0:1][5]', tv=[(drv_Jnt[2], 0.5), (drv_Jnt[1], 0.5)])
cmds.skinPercent(skin[0], ribbon + '.cv[0:1][4]', tv=[(drv_Jnt[2], 0.25), (drv_Jnt[1], 0.75)])
cmds.skinPercent(skin[0], ribbon + '.cv[0:1][3]', tv=[(drv_Jnt[0], 0.25), (drv_Jnt[1], 0.75)])
cmds.skinPercent(skin[0], ribbon + '.cv[0:1][2]', tv=[(drv_Jnt[0], 0.5), (drv_Jnt[1], 0.5)])
cmds.skinPercent(skin[0], ribbon + '.cv[0:1][1]', tv=[(drv_Jnt[0], 0.8), (drv_Jnt[1], 0.2)])
cmds.skinPercent(skin[0], ribbon + '.cv[0:1][0]', tv=(drv_Jnt[0], 1))
elif numJoints == 7:
cmds.skinPercent(skin[0], ribbon + '.cv[0:1][9]', tv=(drv_Jnt[2], 1))
cmds.skinPercent(skin[0], ribbon + '.cv[0:1][8]', tv=[(drv_Jnt[2], 0.85), (drv_Jnt[1], 0.15)])
cmds.skinPercent(skin[0], ribbon + '.cv[0:1][7]', tv=[(drv_Jnt[2], 0.6), (drv_Jnt[1], 0.4)])
cmds.skinPercent(skin[0], ribbon + '.cv[0:1][6]', tv=[(drv_Jnt[2], 0.35), (drv_Jnt[1], 0.65)])
cmds.skinPercent(skin[0], ribbon + '.cv[0:1][5]', tv=[(drv_Jnt[2], 0.25), (drv_Jnt[1], 0.75)])
cmds.skinPercent(skin[0], ribbon + '.cv[0:1][4]', tv=[(drv_Jnt[0], 0.25), (drv_Jnt[1], 0.75)])
cmds.skinPercent(skin[0], ribbon + '.cv[0:1][3]', tv=[(drv_Jnt[0], 0.35), (drv_Jnt[1], 0.65)])
cmds.skinPercent(skin[0], ribbon + '.cv[0:1][2]', tv=[(drv_Jnt[0], 0.6), (drv_Jnt[1], 0.4)])
cmds.skinPercent(skin[0], ribbon + '.cv[0:1][1]', tv=[(drv_Jnt[0], 0.85), (drv_Jnt[1], 0.15)])
cmds.skinPercent(skin[0], ribbon + '.cv[0:1][0]', tv=(drv_Jnt[0], 1))
else:
if numJoints == 3:
cmds.skinPercent(skin[0], ribbon + '.cv[5][0:1]', tv=(drv_Jnt[2], 1))
cmds.skinPercent(skin[0], ribbon + '.cv[4][0:1]', tv=[(drv_Jnt[2], 0.6), (drv_Jnt[1], 0.4)])
cmds.skinPercent(skin[0], ribbon + '.cv[3][0:1]', tv=[(drv_Jnt[2], 0.2), (drv_Jnt[1], 0.8)])
cmds.skinPercent(skin[0], ribbon + '.cv[2][0:1]', tv=[(drv_Jnt[0], 0.2), (drv_Jnt[1], 0.8)])
cmds.skinPercent(skin[0], ribbon + '.cv[1][0:1]', tv=[(drv_Jnt[0], 0.6), (drv_Jnt[1], 0.4)])
cmds.skinPercent(skin[0], ribbon + '.cv[0][0:1]', tv=(drv_Jnt[0], 1))
elif numJoints == 5:
cmds.skinPercent(skin[0], ribbon + '.cv[7][0:1]', tv=(drv_Jnt[2], 1))
cmds.skinPercent(skin[0], ribbon + '.cv[6][0:1]', tv=[(drv_Jnt[2], 0.80), (drv_Jnt[1], 0.2)])
cmds.skinPercent(skin[0], ribbon + '.cv[5][0:1]', tv=[(drv_Jnt[2], 0.5), (drv_Jnt[1], 0.5)])
cmds.skinPercent(skin[0], ribbon + '.cv[4][0:1]', tv=[(drv_Jnt[2], 0.25), (drv_Jnt[1], 0.75)])
cmds.skinPercent(skin[0], ribbon + '.cv[3][0:1]', tv=[(drv_Jnt[0], 0.25), (drv_Jnt[1], 0.75)])
cmds.skinPercent(skin[0], ribbon + '.cv[2][0:1]', tv=[(drv_Jnt[0], 0.5), (drv_Jnt[1], 0.5)])
cmds.skinPercent(skin[0], ribbon + '.cv[1][0:1]', tv=[(drv_Jnt[0], 0.8), (drv_Jnt[1], 0.2)])
cmds.skinPercent(skin[0], ribbon + '.cv[0][0:1]', tv=(drv_Jnt[0], 1))
elif numJoints == 7:
cmds.skinPercent(skin[0], ribbon + '.cv[9][0:1]', tv=(drv_Jnt[2], 1))
cmds.skinPercent(skin[0], ribbon + '.cv[8][0:1]', tv=[(drv_Jnt[2], 0.85), (drv_Jnt[1], 0.15)])
cmds.skinPercent(skin[0], ribbon + '.cv[7][0:1]', tv=[(drv_Jnt[2], 0.6), (drv_Jnt[1], 0.4)])
cmds.skinPercent(skin[0], ribbon + '.cv[6][0:1]', tv=[(drv_Jnt[2], 0.35), (drv_Jnt[1], 0.65)])
cmds.skinPercent(skin[0], ribbon + '.cv[5][0:1]', tv=[(drv_Jnt[2], 0.25), (drv_Jnt[1], 0.75)])
cmds.skinPercent(skin[0], ribbon + '.cv[4][0:1]', tv=[(drv_Jnt[0], 0.25), (drv_Jnt[1], 0.75)])
cmds.skinPercent(skin[0], ribbon + '.cv[3][0:1]', tv=[(drv_Jnt[0], 0.35), (drv_Jnt[1], 0.65)])
cmds.skinPercent(skin[0], ribbon + '.cv[2][0:1]', tv=[(drv_Jnt[0], 0.6), (drv_Jnt[1], 0.4)])
cmds.skinPercent(skin[0], ribbon + '.cv[1][0:1]', tv=[(drv_Jnt[0], 0.85), (drv_Jnt[1], 0.15)])
cmds.skinPercent(skin[0], ribbon + '.cv[0][0:1]', tv=(drv_Jnt[0], 1))
constr = []
if guias:
top = guias[0]
bottom = guias[1]
constr.append(cmds.parentConstraint(top, bttm_Loc[0], mo=False, name=bttm_Loc[0]+"_ParentConstraint"))
constr.append(cmds.parentConstraint(bottom, top_Loc[0], mo=False, name=top_Loc[0]+"_ParentConstraint"))
#fix orientation issues
cmds.delete(ori)
cmds.orientConstraint(bttm_Loc[0], aux_Jnt[0], weight=0.5, mo=True, name=aux_Jnt[0]+"_OrientConstraint")
#fix loc_Grp scale
if guias:
from math import sqrt, pow
auxLoc1 = cmds.spaceLocator(name='auxLoc1')[0]
auxLoc2 = cmds.spaceLocator(name='auxLoc2')[0]
cmds.delete(cmds.parentConstraint(top, auxLoc1, mo=False, w=1))
cmds.delete(cmds.parentConstraint(bottom, auxLoc2, mo=False, w=1))
a = cmds.xform(auxLoc1, ws=True, translation=True, q=True)
b = cmds.xform(auxLoc2, ws=True, translation=True, q=True)
dist = sqrt(pow(a[0]-b[0], 2.0)+pow(a[1]-b[1], 2.0)+pow(a[2]-b[2], 2.0))
scale = dist/float(numJoints)
cmds.setAttr(locatorsGrp+'.s', scale, scale, scale)
cmds.delete(auxLoc1, auxLoc2)
# baseTwist:
if not upCtrl == None:
bttm_LocGrp = cmds.group(bttm_Loc[2], name=bttm_Loc[2]+"_Grp")
bttm_LocPos = cmds.xform(bttm_Loc[0], query=True, worldSpace=True, translation=True)
cmds.move(bttm_LocPos[0], bttm_LocPos[1], bttm_LocPos[2], bttm_LocGrp+".scalePivot", bttm_LocGrp+".rotatePivot", absolute=True)
cmds.connectAttr(upCtrl+".baseTwist", bttm_LocGrp+".rotateZ", force=True)
#updating values
cmds.setAttr(rbScaleMD+".input2X", cmds.getAttr(curveInfoNode+".arcLength"))
for jnt in rb_Jnt:
rbAddScalePMA = jnt.replace("_Jnt", "_AddScale_PMA")
cmds.setAttr(rbAddScalePMA+".input1D[0]", 1-cmds.getAttr(rbAddScalePMA+".input1D[1]"))
#change renderStats
ribbonShape = cmds.listRelatives(ribbon, s=True, f=True)[0]
cmds.setAttr(ribbonShape+'.castsShadows', 0)
cmds.setAttr(ribbonShape+'.receiveShadows', 0)
cmds.setAttr(ribbonShape+'.motionBlur', 0)
cmds.setAttr(ribbonShape+'.primaryVisibility', 0)
cmds.setAttr(ribbonShape+'.smoothShading', 0)
cmds.setAttr(ribbonShape+'.visibleInReflections', 0)
cmds.setAttr(ribbonShape+'.visibleInRefractions', 0)
cmds.setAttr(ribbonShape+'.doubleSided', 1)
retDict['name'] = name
retDict['locsList'] = [top_Loc[0], mid_Loc[0], bttm_Loc[0]]
retDict['skinJointsList'] = rb_Jnt
retDict['scaleGrp'] = locatorsGrp
retDict['finalGrp'] = finalSystemGrp
retDict['middleCtrl'] = mid_Ctrl
retDict['constraints'] = constr
retDict['bendGrpList'] = [top_Loc[0], bttm_Loc[0]]
retDict['extraCtrlGrp'] = extraCtrlGrp
retDict['extraCtrlList'] = extraCtrlList
retDict['rbScaleMD'] = rbScaleMD
retDict['rbNormalizeMD'] = rbNormalizeMD
cmds.setAttr(finalSystemGrp+'.v', v)
return retDict
def makeStretchyRun(self,*args):
#Store Values
cl = args[0] #Will be set to 1 if called from the command line
if cl == 1:
pass
else: #If not called by command line, get values from GUI
self.solverVal = mc.radioButtonGrp(self.solverField,query=True,sl=True)
self.stretchVal = mc.radioButtonGrp(self.stretchField,query=True,sl=True)
self.axisVal = mc.radioButtonGrp(self.axisField,query=True,sl=True)
self.ikHandle = mc.textFieldButtonGrp(self.ikHandleField,query=True,text=True)
self.clusterVal = mc.radioButtonGrp(self.clustersField,query=True,sl=True)
self.joints = mc.ikHandle(self.ikHandle,query=True,jl=True)
if(self.axisVal == 1):
self.axis = 'X'
if(self.axisVal == 2):
self.axis = 'Y'
if(self.axisVal == 3):
self.axis = 'Z'
try:
temp = mc.ikHandle(self.ikHandle,query=True,c=True)
temp = temp.split('|')
curve = temp[1]
except:
pass
#Create clusters along curve
if(self.clusterVal == 1):
#Get Shape node
temp = mc.listRelatives(curve,s=True)
#These values added together tell us the number of CVs on the curve
backSpans = mc.getAttr(temp[0]+".spans")
backDegree = mc.getAttr(temp[0]+".degree")
numClusters = backSpans + backDegree
clusterNames = []
x = 0
while(x<numClusters):
clusterNames.append( mc.cluster(curve+".cv["+str(x)+"]") )
x = x + 1
if(self.solverVal == 1): #RP solver
self.rpStretchy()
if(self.solverVal == 2): #Spline
#Get the curve
curve = mc.ikHandle(self.ikHandle,query=True,c=True)
curve = curve.split("|")
for each in curve:
if("Shape" in each):
continue
if(each == " "):
continue
curve = each
#CurveInfo node creation
curveInfoNode = mc.arclen(curve,ch=True)
#create MD node
mdNode = mc.createNode("multiplyDivide")
mc.setAttr(mdNode + ".operation",2)
mc.connectAttr(curveInfoNode + ".arcLength", mdNode + ".i1x")
arcLen = mc.getAttr(curveInfoNode + ".arcLength")
mc.setAttr(mdNode + ".i2x", arcLen)
if(self.stretchVal == 1):
#Get existing translation values
translateValues = []
for each in self.joints:
translateValues.append(mc.getAttr(each + ".translate" + self.axis))
#now lets hook up the MD nodes for each joint, except the base.
x = 0
for each in self.joints:
#Skip for base joint.
#if(each == joints[0]):
# continue
#create second MD node and set it up, connect it.
transMD = mc.createNode("multiplyDivide")
mc.setAttr(transMD + ".i2x",translateValues[x])
mc.connectAttr(mdNode + ".outputX",transMD + ".i1x")
mc.connectAttr(transMD + ".outputX",each + ".translate" + self.axis)
x = x + 1
#mc.connectAttr(mdNode + ".outputX",each + ".translate" + self.axis)
if(self.stretchVal == 2):
for each in self.joints:
mc.connectAttr(mdNode + ".outputX",each + ".scale" + self.axis)
def locatorCurve(curve,controlPoints=[],locatorScale=0.05,local=False,freeze=True,prefix='',suffix='loc'):
'''
Creates locators for each control point for the specified curve. Locator
world positions are connected to the curves ".controlPoints[*]" attribute.
@param curve: Curve to operate on
@type curve: str
@param controlPoints: List of control points to connect to locator positions
@type controlPoints: list
@param locatorScale: Control the relative scale of the locators to the length of curve
@type locatorScale: float
@param local: Use local translate values instead of worldPosition
@type local: bool
@param freeze: Freeze translate values. Only applicable when local mode is False.
@type freeze: float
@param prefix: Name prefix for newly created nodes
@type prefix: str
'''
# ==========
# - Checks -
# ==========
# Check Curve
if not isCurve(curve):
raise Exception('Object '+curve+ ' is not a valid curve!')
# Check Curve Shape
curveShape=None
if mc.objectType(curve) == 'transform':
curveShape = mc.listRelatives(curve,s=1,ni=1)[0]
else:
curveShape = curve
curve = mc.listRelatives(curve,p=1)[0]
# Check Prefix
if not prefix: prefix = glTools.utils.stringUtils.stripSuffix(curve)
# Check CVs
controlPointList = []
if controlPoints:
controlPointList = glTools.utils.component.getComponentIndexList(controlPoints)[curveShape]
else:
controlPointList = range(glTools.utils.component.getComponentCount(curve))
# ===================
# - Create Locators -
# ===================
# Initialize Return List
locatorList = []
# Set Locator Scale
locatorScale *= mc.arclen(curve)
# Iterate Over CVs
for i in controlPointList:
# Generate String Index
ind = glTools.utils.stringUtils.stringIndex(i,1)
# Get CV Position
pos = mc.pointPosition(curve+'.cv['+str(i)+']')
# Create Locator
locator = mc.spaceLocator(n=prefix+'_cv'+ind+'_'+suffix)[0]
# Position Locator
mc.xform(locator,ws=True,t=pos)
mc.setAttr(locator+".localScale",locatorScale,locatorScale,locatorScale)
# Add CV ID Attribute
mc.addAttr(locator,ln='cvID',at='long',dv=i)
# Connect to CV
if local:
mc.connectAttr(locator+'.translate',curve+'.controlPoints['+str(i)+']')
else:
if freeze: mc.makeIdentity(locator,apply=True,t=1,r=1,s=1,n=0)
mc.connectAttr(locator+'.worldPosition[0]',curve+'.controlPoints['+str(i)+']')
# Append to Return List
locatorList.append(locator)
# =================
# - Return Result -
# =================
return locatorList
def install(self):
# startJoint = cmds.duplicate(self.joints[0], name=self.nodes['joint_01'], parentOnly=True)[0]
# endJoint = cmds.duplicate(self.joints[-1], name=self.nodes['joint_%02d' %(self.ikCount)], parentOnly=True)[0]
# cmds.parent(endJoint, startJoint, absolute=True)
# cmds.parent(startJoint, world=True)
startJoint = cmds.joint(name=self.nodes['joint_01'])
endJoint = cmds.joint(name=self.nodes['joint_%02d' %(self.ikCount)])
cmds.delete(cmds.parentConstraint(self.joints[0], startJoint, maintainOffset=False))
cmds.delete(cmds.parentConstraint(self.joints[-1], endJoint, maintainOffset=False))
splitJoints = utils_rigging.splitJoint(joint=startJoint, split=self.ikCount-1, prefix=self.prefix)
for i in range(1, self.ikCount-1):
cmds.rename(splitJoints[i], self.nodes['joint_%02d' %(i+1)])
for i in range(0, self.ikCount):
bJoint.BindJoint(joint=self.nodes['joint_%02d' %(i+1)])
cmds.group(name=self.moduleGrp, empty=True)
cmds.parent(self.moduleGrp, self.deformerGroup)
startJointPos = cmds.xform(startJoint, ws=True, q=True, translation=True)
endJointPos = cmds.xform(endJoint, ws=True, q=True, translation=True)
ikCurve = cmds.curve(d=1, p=[(startJointPos[0],startJointPos[1],startJointPos[2]), (endJointPos[0], endJointPos[1], endJointPos[2])], name=self.prefix+"_ikCurve")
cmds.rebuildCurve(ikCurve, ch=0, s=2, d=3)
cmds.setAttr(ikCurve + ".inheritsTransform", 0)
cmds.parent(ikCurve, self.moduleGrp)
cvCount = len(cmds.getAttr(ikCurve+".cv[*]"))
cvList = []
cvCluster = []
cvClusterHandle = []
for x in range(0, cvCount):
cvClusterInfo = cmds.cluster(ikCurve+".cv[%d]" %x, name=self.prefix+ "_cv%d" %x + "_cluster")
cvCluster.append(cvClusterInfo[0])
cvClusterHandle.append(cvClusterInfo[1])
cmds.setAttr(cvClusterInfo[1] + ".visibility", 0)
cvList.append(ikCurve+".cv[%d]" %x)
startGrp = cmds.group(empty=True, name=self.prefix+"_start")
cmds.delete(cmds.parentConstraint(startJoint, startGrp, maintainOffset=False))
cmds.parent(cvClusterHandle[0], startGrp, absolute=True)
endGrp = cmds.group(empty=True, name=self.prefix+"_end")
cmds.delete(cmds.parentConstraint(endJoint, endGrp, maintainOffset=False))
cmds.parent(cvClusterHandle[-1], endGrp, absolute=True)
startGrpZro = utils_transforms.createZeroGroup(startGrp, name=startGrp+'_zro')
endGrpZro = utils_transforms.createZeroGroup(endGrp, name=endGrp+'_zro')
cmds.parent(startGrpZro, endGrpZro, self.moduleGrp)
counter = 1
for c in cvClusterHandle[1:-1]:
weight = 1.0 / (cvCount - 1) * counter
counter += 1
cGrp = cmds.group(empty=True, name=c+"_rotate")
cmds.delete(cmds.pointConstraint(c, cGrp, maintainOffset=False))
cGrpX = cmds.duplicate(cGrp, name=c+'_x')[0]
cGrpY = cmds.duplicate(cGrp, name=c+'_y')[0]
cGrpZ = cmds.duplicate(cGrp, name=c+'_z')[0]
cmds.parent(c, cGrp, absolute=True)
cmds.parent(cGrp, cGrpZ, absolute=True)
cmds.parent(cGrpZ, cGrpY, absolute=True)
cmds.parent(cGrpY, cGrpX, absolute=True)
cmds.parent(cGrpX, self.moduleGrp, absolute=True)
for grp, skipTranslate in zip ([cGrp, cGrpX, cGrpY, cGrpZ], [['x','y','z'], ['y','z'],['x','z'],['x','y']]):
if grp == cGrp :
pCon = cmds.parentConstraint(startGrp, endGrp, grp, maintainOffset=True, skipTranslate=skipTranslate, name=grp+"_pConst")[0]
else:
pCon = cmds.parentConstraint(startGrp, endGrp, grp, maintainOffset=True, skipTranslate=skipTranslate, skipRotate=['x','y','z'], name=grp+"_pConst")[0]
targets = cmds.parentConstraint(pCon, q=True, wal=True)
attr = grp+"_blend"
cmds.addAttr(self.customAttribute, at='float', ln=attr, k=True, max=1, min=0, dv=weight)
cmds.connectAttr(self.customAttribute + "." + attr, pCon+"."+targets[1])
grpPM = cmds.createNode('plusMinusAverage', name = grp+"_plusMinus")
cmds.setAttr(grpPM + ".operation", 2) #subtract
cmds.setAttr(grpPM + ".input1D[0]", 1)
cmds.connectAttr(self.customAttribute + "." + attr, grpPM + ".input1D[1]")
cmds.connectAttr(grpPM+".output1D", pCon+"."+targets[0])
ikHandle, ikEffector = cmds.ikHandle(sj=startJoint, ee=endJoint, sol='ikSplineSolver', ccv=False, pcv=False, curve=ikCurve, ns=4, name=self.prefix+"_ikHandle")
cmds.rename(ikEffector, self.prefix+'_ikEffector')
cmds.parent(ikHandle, self.moduleGrp)
cmds.setAttr(ikHandle+".visibility", 0)
#build strechty
curveInfo = cmds.arclen(ikCurve, ch=True)
curveInfo = cmds.rename(curveInfo, self.prefix+"_curveInfo" )
length = cmds.getAttr(curveInfo + ".arcLength")
normalizedScaleMD = cmds.createNode('multiplyDivide', name = self.prefix + "_normalizedScaleMD")
cmds.setAttr(normalizedScaleMD+'.operation', 2)
globalScaleMD = cmds.createNode('multiplyDivide', name = self.prefix + "_globalScaleMD")
cmds.connectAttr(self.customAttribute + '.globalScale', globalScaleMD + ".input1X")
cmds.setAttr(globalScaleMD + ".input2X", length)
cmds.connectAttr(curveInfo + ".arcLength", normalizedScaleMD + ".input1X")
cmds.connectAttr(globalScaleMD + '.outputX', normalizedScaleMD + ".input2X")
for i in range(0, self.ikCount):
cmds.connectAttr(normalizedScaleMD + '.outputX', self.nodes['joint_%02d' %(i+1)] + ".scaleX")
#
# for joint in ikJoints:
# cmds.connectAttr(normalizedScaleMD + '.outputX', joint + ".scaleX")
#twist
cmds.setAttr(ikHandle+".dTwistControlEnable", 1)
cmds.setAttr(ikHandle+".dWorldUpType", 4) #object rotation up (start/endFollow)
cmds.setAttr(ikHandle+".dWorldUpAxis", 0)
cmds.setAttr(ikHandle+".dWorldUpVectorY", 1)
cmds.setAttr(ikHandle+".dWorldUpVectorEndY", 1)
cmds.connectAttr(startGrp+".worldMatrix[0]", ikHandle+".dWorldUpMatrix")
cmds.connectAttr(endGrp+".worldMatrix[0]", ikHandle+".dWorldUpMatrixEnd")
#=======================================================================
#parent ik start / end
#=======================================================================
if self.nodes['endFollow']:
cmds.parentConstraint(self.nodes['endFollow'], endGrp, maintainOffset=True)
if self.nodes['rootFollow']:
cmds.parentConstraint(self.nodes['rootFollow'], startGrp, maintainOffset=True)