def placeCtrl(self, jnt=None, type=None):
"""
snaps the control to the given joint with the same orientation
:return string - ctrl name
"""
# create different control based on the type IK/FK
if type == 'fk':
ctrlCrv = rigUtils.createRigControl('sphere')
ctrlCrv = pm.rename(ctrlCrv, self.side + '_' + self.limbPart + '_' + ctrlCrv)
rigUtils.setControlColor(ctrlCrv)
pm.delete(pm.orientConstraint(jnt, ctrlCrv))
pm.scale(0.12, 0.12, 0.12)
pm.makeIdentity(a=True, s=True)
pm.parent(ctrlCrv, jnt)
# resets the transforms for the controller
for trans in ['.tx', '.ty', '.tz', '.rx', '.ry', '.rz']:
pm.setAttr(ctrlCrv + trans, 0)
# unparent the control and parent the shape from the control to the joint, so we are adding a shape node to
# the joint interact with the animator
pm.parent(world=True)
ctrlCrvShape = pm.listRelatives(ctrlCrv)
pm.select(ctrlCrvShape)
pm.select(jnt, add=True)
pm.parent(r=True, s=True)
pm.delete(ctrlCrv)
elif type == 'ik':
ctrlCrv = rigUtils.createRigControl('cross')
pm.delete(pm.orientConstraint(jnt, ctrlCrv))
pm.scale(ctrlCrv, (0.08, 0.08, 0.08))
pm.makeIdentity(s=True, t=True, r=True, a=True)
ctrlCrv = pm.rename(ctrlCrv, self.side + '_' + self.limbPart + '_ik_ctrl')
pm.delete(pm.pointConstraint(self.endJoint, ctrlCrv))
pm.makeIdentity(a=True, t=True)
if self.limbPart == 'arm':
pm.rotate(ctrlCrv, (0,0,90))
pm.makeIdentity(a=True, r=True)
return ctrlCrv
def createRigStructure():
pm.promptDialog (m='Enter character name:', title='Autorig')
characterName = pm.promptDialog(query=True, text=True)
# create group structre for the rig
mainGrp = pm.group(name=characterName, em=True)
pm.group(name='mesh_grp', em=True, p=mainGrp)
rigGrp = pm.group(name='rig_grp', em=True, p=mainGrp)
# create main ctrl for the rig
mainCtrlGrp = rigUtils.createRigControl('cross')
mainCtrlGrp = pm.rename(mainCtrlGrp, 'main_ctrl')
rigUtils.setControlColor(mainCtrlGrp)
"""
pm.group(name='m_head_grp', em=True, p=mainCtrlGrp)
pm.group(name='m_spine_grp', em=True, p=mainCtrlGrp)
pm.group(name='l_leg_grp', em=True, p=mainCtrlGrp)
pm.group(name='l_leg_grp', em=True, p=mainCtrlGrp)
pm.group(name='l_arm_grp', em=True, p=mainCtrlGrp)
pm.group(name='r_arm_grp', em=True, p=mainCtrlGrp)
pm.group(name='l_foot_grp', em=True, p=mainCtrlGrp)
pm.group(name='r_foot_grp', em=True, p=mainCtrlGrp)
"""
pm.parent(mainCtrlGrp, rigGrp)
def build_head():
headJnts = pm.ls('*_head*_jnt')
ctrl = rigUtils.createRigControl('circle')[0]
pm.rotate(90, 0, 0)
pm.makeIdentity(ctrl, a=True, t=True, r=True)
pm.rename(ctrl, 'head_ctrl')
rigUtils.setControlColor(ctrl)
pm.delete(pm.pointConstraint(headJnts[0], ctrl))
orientConst = pm.orientConstraint(headJnts[0], ctrl, mo=False)
pm.delete(orientConst)
pm.makeIdentity(ctrl, a=True, t=True, r=True)
pm.parent(headJnts[0], ctrl)
headGrp = pm.group(n='head_grp', em=True)
pm.parent(ctrl, headGrp)
spineJntList = pm.ls('M_spine*_jnt')
pm.parent(headGrp, 'neck_ctrl')
rigUtils.hideAttributes(ctrl=ctrl,
trans=True,
rot=False,
scale=True,
vis=True,
radius=False)
pm.delete(ctrl, ch=1)
def createNeckCtrl(self):
headCtrl = rigUtils.createRigControl('circle')
headCtrl = pm.rename(headCtrl[0], 'M_head_ctrl')
rigUtils.setControlColor(headCtrl)
pm.move(
headCtrl,
(self.headRootPos[0], self.headRootPos[1], self.headRootPos[2]))
pm.rotate(headCtrl, (0, 0, 90))
pm.scale(headCtrl, (1.5, 1.5, 1.5))
pm.makeIdentity(a=True, r=True, t=True, s=True)
def createCOGCtrl(self):
"""
create and place COG control in the COG joint
"""
cogCtrl = rigUtils.createRigControl('COG')
pm.delete(pm.pointConstraint(self.starJoint, cogCtrl))
pm.makeIdentity(cogCtrl, a=True, t=True)
rigUtils.setControlColor(cogCtrl)
cogCtrl = pm.rename(cogCtrl, 'COG_ctrl')
pm.parent(self.starJoint, cogCtrl)
def placePoleVectorCtrl(self, jntList):
"""
place pole vector controller in the middle joint and offsets the position
:param jntList: string list- list of 3 limb joints
"""
armlimbLenght = self.getLimbLength(self.side + '_arm1_rigHelper', self.side + '_arm3_rigHelper')
leglimbLenght = self.getLimbLength(self.side + '_leg_0_rigHelper', self.side + '_leg_2_rigHelper')
start = pm.xform(jntList[0], q=1, ws=1, t=1)
mid = pm.xform(jntList[1], q=1, ws=1, t=1)
end = pm.xform(jntList[2], q=1, ws=1, t=1)
startV = OpenMaya.MVector(start[0], start[1], start[2])
midV = OpenMaya.MVector(mid[0], mid[1], mid[2])
endV = OpenMaya.MVector(end[0], end[1], end[2])
startEnd = endV - startV
startMid = midV - startV
dotP = startMid * startEnd
proj = float(dotP) / float(startEnd.length())
startEndN = startEnd.normal()
projV = startEndN * proj
arrowV = startMid - projV
arrowV *= 8.0
finalV = arrowV + midV
# create poleVector controller
self.poleVectCtrl = rigUtils.createRigControl('poleVector')
self.poleVectCtrl = pm.rename(self.poleVectCtrl, self.side + '_' + self.limbPart + '_' + self.poleVectCtrl)
pm.select(self.poleVectCtrl)
pm.xform(ws=1, t=(finalV.x, finalV.y, finalV.z))
pm.makeIdentity(self.poleVectCtrl, a=True, t=True)
rigUtils.setControlColor(self.poleVectCtrl)
def createFootCtrl(self):
"""
Create foot nurbs curve and place in the feel of the character.
The control will have the size from the heel helper to the end foot helper
"""
footCtrl = rigUtils.createRigControl('foot')
pm.rename(footCtrl, self.side + footCtrl)
footCtrl = self.side + footCtrl
# mirror ctrl if we are doing the right side
if self.side == 'R':
pm.scale(footCtrl, (-1, 1, 1))
pm.makeIdentity(footCtrl, a=True, s=True)
# place the foot ctrl in the 3rd rig helper (heel)
pm.delete(pm.pointConstraint(self.side + '_leg_3_rigHelper', footCtrl))
pm.makeIdentity(footCtrl, a=True, t=True)
endFootHelper = pm.PyNode(self.side + '_leg_5_rigHelper')
endFootCtrl = pm.PyNode(self.side + '_foot_ctrl')
# gets the heel helper world position and the bounding box of the foot controller
endFootHelperPos = endFootHelper.getTranslation('world')
bbox = pm.exactWorldBoundingBox(footCtrl)
# gets the correct scale to feet the helpers
scaleFactor = (endFootHelperPos[2] - bbox[5]) + 1
pm.scale(footCtrl, scaleFactor, scaleFactor, scaleFactor)
pm.makeIdentity(footCtrl, a=True, s=True)
# parent the control to the new created foot chain
rigUtils.setControlColor(footCtrl)
pm.parent(self.footJnt, self.side + '_foot_ctrl')
return footCtrl