def rigEyes():
# eyeBall - eyeLids intersections
surf1 = 'LT_eyeBallIntersect_srf_0'
surf2 = 'CT_eyeBallHeadIntersecter_srf_0'
jntsNum = 20
addJntsOnSurfIntersection(surf1, surf2, jntsNum)
# eyeBall pop controls
baseTangentMP = ms.addTangentMPTo('LT_eyeBase_mPt',
'LT_eyeTip_mPt',
'z',
default=0.2,
reverse=False)
tipTangentMP = ms.addTangentMPTo('LT_eyeTip_mPt',
'LT_eyeBase_mPt',
'z',
default=0.2,
reverse=True)
midMP = ms.addMidMP(baseTangentMP, tipTangentMP, 'LT_eyeBase_mPt',
'LT_eyeTip_mPt', (0, 0, 1), (0, 1, 0), 'LT_mid_mPt')
crv = ms.createSplineMPs(('LT_eyeBase_mPt', baseTangentMP, midMP,
tipTangentMP, 'LT_eyeTip_mPt'), 8, 'LT_eyeSpine',
(0, 3, 0))
baseTangentMP = ms.addTangentMPTo('RT_eyeBase_mPt',
'RT_eyeTip_mPt',
'z',
default=0.2,
reverse=False)
tipTangentMP = ms.addTangentMPTo('RT_eyeTip_mPt',
'RT_eyeBase_mPt',
'z',
default=0.2,
reverse=True)
midMP = ms.addMidMP(baseTangentMP, tipTangentMP, 'RT_eyeBase_mPt',
'RT_eyeTip_mPt', (0, 0, 1), (0, 1, 0), 'RT_mid_mPt')
crv = ms.createSplineMPs(('RT_eyeBase_mPt', baseTangentMP, midMP,
tipTangentMP, 'RT_eyeTip_mPt'), 8, 'RT_eyeSpine',
(0, 3, 0))
#===========================================================================
# add IK offset ctrls to eyeball
#===========================================================================
lfMps = mc.ls(sl=True)
ctls = []
# create left controls
for ctlId in range(0, len(lfMps)):
ctl = cs.ctlCurve(lfMps[ctlId].replace('_MPJnt_', '_ctl_'),
'circle',
0,
size=6,
snap=lfMps[ctlId])
ctl.setSpaces([lfMps[ctlId]], ['Eye'])
ctls.append(ctl)
rtMps = mc.ls(sl=True)
ctls = []
# create right controls
for ctlId in range(0, len(rtMps)):
ctl = cs.ctlCurve(rtMps[ctlId].replace('_MPJnt_', '_ctl_'),
'circle',
0,
size=6,
snap=rtMps[ctlId])
ctl.setSpaces([rtMps[ctlId]], ['Eye'])
ctls.append(ctl)
#===========================================================================
# Add stretchy volume for eyeBall spine
#===========================================================================
stretchAmts = {
'LT_eyeSpine_ctl_0_space': 10,
'LT_eyeSpine_ctl_1_space': 9,
'LT_eyeSpine_ctl_2_space': 8,
'LT_eyeSpine_ctl_3_space': 5,
'LT_eyeSpine_ctl_4_space': 3,
'LT_eyeSpine_ctl_5_space': 1.25,
'LT_eyeSpine_ctl_6_space': 0,
'LT_eyeSpine_ctl_7_space': -1
}
ms.addVolume('LT_eyeSpine_uniform_crv_crv', stretchAmts)
stretchAmts = {
'RT_eyeSpine_ctl_0_space': 10,
'RT_eyeSpine_ctl_1_space': 9,
'RT_eyeSpine_ctl_2_space': 8,
'RT_eyeSpine_ctl_3_space': 5,
'RT_eyeSpine_ctl_4_space': 3,
'RT_eyeSpine_ctl_5_space': 1.25,
'RT_eyeSpine_ctl_6_space': 0,
'RT_eyeSpine_ctl_7_space': -1
}
ms.addVolume('RT_eyeSpine_uniform_crv_crv', stretchAmts)
#===========================================================================
# Add control lattice to eyeBall nurbs
#===========================================================================
# Create lattice - hard coded to 8 ctls in Z
eyeSphere = 'LT_eyeBallIntersect_srf_0'
prefix = 'LT_eyeBallIntersect_'
ffd, lat, latBase = mc.lattice(eyeSphere,
n=prefix + 'ffd',
oc=True,
dv=(4, 4, 8))
grp = abRT.groupFreeze(lat)
rt.transferAttrValues(lat + '.s', grp + '.s', False)
mc.setAttr(lat + '.s', 1, 1, 1)
mc.parent(latBase, grp)
# Create lattice - hard coded to 8 ctls in Z
eyeSphere = 'RT_eyeBallIntersect_srf_0'
prefix = 'RT_eyeBallIntersect_'
ffd, lat, latBase = mc.lattice(eyeSphere,
n=prefix + 'ffd',
oc=True,
dv=(4, 4, 8))
grp = abRT.groupFreeze(lat)
rt.transferAttrValues(lat + '.s', grp + '.s', False)
mc.setAttr(lat + '.s', 1, 1, 1)
mc.parent(latBase, grp)
# DO THIS FOR LEFT AND RIGHT SIDES
# Create joints under each ctl
ctls = mc.ls(os=True)
jnts = []
for eachCtl in ctls:
mc.select(cl=True)
jnt = mc.joint(n=eachCtl.replace('_ctl', '_jnt'))
rt.parentSnap(jnt, eachCtl)
jnts.append(jnt)
mc.setAttr(jnt + '.radius', 3)
mc.setAttr(jnt + '.jointOrient', 0, 0, 0)
# Weight joints to lattice
skn = mc.skinCluster(jnts, lat, name=lat + '_skn')[0]
for jnt in jnts:
i = jnts.index(jnt)
mc.skinPercent(skn, lat + '.pt[*][*][%d]' % i, tv=((jnt, 1)))
def rigEyes():
# eyeBall - eyeLids intersections
surf1 = 'LT_eyeBallIntersect_srf_0'
surf2 = 'CT_eyeBallHeadIntersecter_srf_0'
jntsNum = 20
addJntsOnSurfIntersection(surf1, surf2, jntsNum)
# eyeBall pop controls
baseTangentMP = ms.addTangentMPTo('LT_eyeBase_mPt', 'LT_eyeTip_mPt', 'z', default=0.2, reverse=False)
tipTangentMP = ms.addTangentMPTo('LT_eyeTip_mPt', 'LT_eyeBase_mPt', 'z', default=0.2, reverse=True)
midMP = ms.addMidMP(baseTangentMP, tipTangentMP, 'LT_eyeBase_mPt', 'LT_eyeTip_mPt', (0,0,1), (0,1,0), 'LT_mid_mPt')
crv = ms.createSplineMPs(('LT_eyeBase_mPt', baseTangentMP, midMP, tipTangentMP, 'LT_eyeTip_mPt'), 8, 'LT_eyeSpine', (0,3,0))
baseTangentMP = ms.addTangentMPTo('RT_eyeBase_mPt', 'RT_eyeTip_mPt', 'z', default=0.2, reverse=False)
tipTangentMP = ms.addTangentMPTo('RT_eyeTip_mPt', 'RT_eyeBase_mPt', 'z', default=0.2, reverse=True)
midMP = ms.addMidMP(baseTangentMP, tipTangentMP, 'RT_eyeBase_mPt', 'RT_eyeTip_mPt', (0,0,1), (0,1,0), 'RT_mid_mPt')
crv = ms.createSplineMPs(('RT_eyeBase_mPt', baseTangentMP, midMP, tipTangentMP, 'RT_eyeTip_mPt'), 8, 'RT_eyeSpine', (0,3,0))
#===========================================================================
# add IK offset ctrls to eyeball
#===========================================================================
lfMps = mc.ls(sl=True)
ctls = []
# create left controls
for ctlId in range(0,len(lfMps)):
ctl = cs.ctlCurve(lfMps[ctlId].replace('_MPJnt_', '_ctl_'), 'circle', 0, size=6, snap=lfMps[ctlId])
ctl.setSpaces([lfMps[ctlId]], ['Eye'])
ctls.append(ctl)
rtMps = mc.ls(sl=True)
ctls = []
# create right controls
for ctlId in range(0,len(rtMps)):
ctl = cs.ctlCurve(rtMps[ctlId].replace('_MPJnt_', '_ctl_'), 'circle', 0, size=6, snap=rtMps[ctlId])
ctl.setSpaces([rtMps[ctlId]], ['Eye'])
ctls.append(ctl)
#===========================================================================
# Add stretchy volume for eyeBall spine
#===========================================================================
stretchAmts = {'LT_eyeSpine_ctl_0_space':10,
'LT_eyeSpine_ctl_1_space':9,
'LT_eyeSpine_ctl_2_space':8,
'LT_eyeSpine_ctl_3_space':5,
'LT_eyeSpine_ctl_4_space':3,
'LT_eyeSpine_ctl_5_space':1.25,
'LT_eyeSpine_ctl_6_space':0,
'LT_eyeSpine_ctl_7_space':-1}
ms.addVolume('LT_eyeSpine_uniform_crv_crv', stretchAmts)
stretchAmts = {'RT_eyeSpine_ctl_0_space':10,
'RT_eyeSpine_ctl_1_space':9,
'RT_eyeSpine_ctl_2_space':8,
'RT_eyeSpine_ctl_3_space':5,
'RT_eyeSpine_ctl_4_space':3,
'RT_eyeSpine_ctl_5_space':1.25,
'RT_eyeSpine_ctl_6_space':0,
'RT_eyeSpine_ctl_7_space':-1}
ms.addVolume('RT_eyeSpine_uniform_crv_crv', stretchAmts)
#===========================================================================
# Add control lattice to eyeBall nurbs
#===========================================================================
# Create lattice - hard coded to 8 ctls in Z
eyeSphere = 'LT_eyeBallIntersect_srf_0'
prefix = 'LT_eyeBallIntersect_'
ffd, lat, latBase = mc.lattice(eyeSphere, n=prefix+'ffd', oc=True, dv=(4,4,8))
grp = abRT.groupFreeze(lat)
rt.transferAttrValues(lat+'.s', grp+'.s', False)
mc.setAttr(lat+'.s',1,1,1)
mc.parent(latBase, grp)
# Create lattice - hard coded to 8 ctls in Z
eyeSphere = 'RT_eyeBallIntersect_srf_0'
prefix = 'RT_eyeBallIntersect_'
ffd, lat, latBase = mc.lattice(eyeSphere, n=prefix+'ffd', oc=True, dv=(4,4,8))
grp = abRT.groupFreeze(lat)
rt.transferAttrValues(lat+'.s', grp+'.s', False)
mc.setAttr(lat+'.s',1,1,1)
mc.parent(latBase, grp)
# DO THIS FOR LEFT AND RIGHT SIDES
# Create joints under each ctl
ctls = mc.ls(os=True)
jnts = []
for eachCtl in ctls:
mc.select(cl=True)
jnt = mc.joint(n=eachCtl.replace('_ctl', '_jnt'))
rt.parentSnap(jnt, eachCtl)
jnts.append(jnt)
mc.setAttr(jnt+'.radius', 3)
mc.setAttr(jnt+'.jointOrient', 0,0,0)
# Weight joints to lattice
skn = mc.skinCluster(jnts, lat, name=lat+'_skn')[0]
for jnt in jnts:
i = jnts.index(jnt)
mc.skinPercent(skn, lat+'.pt[*][*][%d]'%i, tv=((jnt, 1)))
def buildSpineRig(hipMP, headMP, cogCtl, masterCtl):
'''
Set up motion system for the spine rig
Return: (spineDrvCrv, spineTwistCrv)
'''
#===========================================================================
# CREATE CONTROLS
#===========================================================================
# hip
hipCtl = cs.ctlCurve('CT_hip_ctl',
'cube',
1,
colorId=22,
snap=hipMP,
ctlOffsets=['space'])
mc.setAttr(hipCtl.crv + '.s', 0.3, 1, 1)
mc.makeIdentity(hipCtl.crv, a=True, s=True)
# spine-shaper
spineCtl = cs.ctlCurve('CT_spine_ctl',
'circle',
0,
colorId=22,
size=18,
ctlOffsets=['point', 'orient'])
# head
headCtl = cs.ctlCurve('CT_head_ctl',
'cube',
1,
colorId=22,
snap=headMP,
ctlOffsets=['space'])
mc.setAttr(headCtl.crv + '.s', 0.3, 1, 1)
mc.makeIdentity(headCtl.crv, a=True, s=True)
# group controls nicely
ctrlGrp = mc.group(hipCtl.home,
spineCtl.home,
headCtl.home,
n='CT_control_grp_0')
#===========================================================================
# CREATE DEBUG GRP - to toggle visibility of "under-the-hood" stuff
#===========================================================================
debugGrp = mc.group(em=True, n='CT_debug_grp')
abRT.hideAttr(debugGrp,
['tx', 'ty', 'tz', 'sx', 'sy', 'sz', 'rx', 'ry', 'rz', 'v'])
#===========================================================================
# ADD TANGENT LOCS
#===========================================================================
hipTangentMP = ms.addTangentMPTo(hipCtl.crv,
headCtl.crv,
'x',
default=0.1,
reverse=False)
headTangentMP = ms.addTangentMPTo(headCtl.crv,
hipCtl.crv,
'x',
default=0.5,
reverse=True)
#===========================================================================
# ADD MID POINT for spine-shaper control
#===========================================================================
midMP = ms.addMidMP(hipTangentMP, headTangentMP, hipCtl.crv, headCtl.crv,
(1, 0, 0), (0, 1, 0), 'CT_spineMid_mPt')
spineCrvs, spineMPs = ms.createSplineMPs(
(hipCtl.crv, hipTangentMP, spineCtl.crv, headTangentMP, headCtl.crv),
12, 'CT_spine', (0, 5, 0))
#===========================================================================
# add SQUASH AND STRETCH to spineMPs
#===========================================================================
stretchAmts = {}
for eachMP in spineMPs:
stretchAmts[eachMP] = 1.5
ms.addVolume(spineCrvs[0], stretchAmts)
#===========================================================================
# SPACE SWITCHING
#===========================================================================
# space switching for hipCtl
hipAlignTgt = mc.group(em=True, n='CT_hip_alignTarget')
abRT.snapToPosition(hipCtl.crv, hipAlignTgt)
cogOffsetLoc = rt.makeOffsetLoc(cogCtl, hipAlignTgt)
masterOffsetLoc = rt.makeOffsetLoc(masterCtl, hipAlignTgt)
rt.spaceSwitchSetup((cogOffsetLoc, masterOffsetLoc), hipAlignTgt,
hipCtl.crv, 'orientConstraint', ('COG', 'Master'))
hipSpaceTgt = mc.group(em=True, n='CT_hip_spaceTarget')
abRT.snapToPosition(hipCtl.crv, hipSpaceTgt)
rt.spaceSwitchSetup((cogOffsetLoc, masterOffsetLoc), hipSpaceTgt,
hipCtl.crv, 'parentConstraint', ('COG', 'Master'))
mc.pointConstraint(hipSpaceTgt, hipAlignTgt, mo=True)
mc.parentConstraint(hipAlignTgt, hipCtl.grp['space'], mo=True)
# space switching for headCtl
headAlignTgt = mc.group(em=True, n='CT_head_alignTarget')
abRT.snapToPosition(headCtl.crv, headAlignTgt)
cogOffsetLoc = rt.makeOffsetLoc(cogCtl, headAlignTgt)
masterOffsetLoc = rt.makeOffsetLoc(masterCtl, headAlignTgt)
rt.spaceSwitchSetup((hipCtl.crv, cogOffsetLoc, masterOffsetLoc),
headAlignTgt, headCtl.crv, 'orientConstraint',
('Hip', 'COG', 'Master'))
headSpaceTgt = mc.group(em=True, n='CT_head_spaceTarget')
abRT.snapToPosition(headCtl.crv, headSpaceTgt)
rt.spaceSwitchSetup((hipCtl.crv, cogOffsetLoc, masterOffsetLoc),
headSpaceTgt, headCtl.crv, 'parentConstraint',
('Hip', 'COG', 'Master'))
mc.pointConstraint(headSpaceTgt, headAlignTgt, mo=True)
mc.parentConstraint(headAlignTgt, headCtl.grp['space'], mo=True)
# group space groups nicely
spaceGrp = mc.group(hipAlignTgt,
hipSpaceTgt,
headAlignTgt,
headSpaceTgt,
n='CT_spaceSwitching_grp')
# space for spineCtl
mc.parentConstraint(midMP, spineCtl.space)
#===========================================================================
# DRIVE ORIGINAL MPS (to drive the rest of the upper body)
#===========================================================================
mc.parentConstraint(hipCtl.crv, hipMP)
mc.parentConstraint(headCtl.crv, headMP)
def buildSpineRig(hipMP, headMP, cogCtl, masterCtl):
'''
Set up motion system for the spine rig
Return: (spineDrvCrv, spineTwistCrv)
'''
#===========================================================================
# CREATE CONTROLS
#===========================================================================
# hip
hipCtl = cs.ctlCurve('CT_hip_ctl', 'cube', 1, colorId=22, snap=hipMP, ctlOffsets=['space'])
mc.setAttr(hipCtl.crv + '.s', 0.3, 1, 1)
mc.makeIdentity(hipCtl.crv, a=True, s=True)
# spine-shaper
spineCtl = cs.ctlCurve('CT_spine_ctl', 'circle', 0, colorId=22, size=18, ctlOffsets=['point', 'orient'])
# head
headCtl = cs.ctlCurve('CT_head_ctl', 'cube', 1, colorId=22, snap=headMP, ctlOffsets=['space'])
mc.setAttr(headCtl.crv + '.s', 0.3, 1, 1)
mc.makeIdentity(headCtl.crv, a=True, s=True)
# group controls nicely
ctrlGrp = mc.group(hipCtl.home, spineCtl.home, headCtl.home, n='CT_control_grp_0')
#===========================================================================
# CREATE DEBUG GRP - to toggle visibility of "under-the-hood" stuff
#===========================================================================
debugGrp = mc.group(em=True, n='CT_debug_grp')
abRT.hideAttr(debugGrp, ['tx', 'ty', 'tz', 'sx', 'sy', 'sz', 'rx', 'ry', 'rz', 'v'])
#===========================================================================
# ADD TANGENT LOCS
#===========================================================================
hipTangentMP = ms.addTangentMPTo(hipCtl.crv, headCtl.crv, 'x', default=0.1, reverse=False)
headTangentMP = ms.addTangentMPTo(headCtl.crv, hipCtl.crv, 'x', default=0.5, reverse=True)
#===========================================================================
# ADD MID POINT for spine-shaper control
#===========================================================================
midMP = ms.addMidMP(hipTangentMP, headTangentMP, hipCtl.crv, headCtl.crv, (1,0,0), (0,1,0), 'CT_spineMid_mPt')
spineCrvs, spineMPs = ms.createSplineMPs((hipCtl.crv, hipTangentMP, spineCtl.crv, headTangentMP, headCtl.crv), 12, 'CT_spine', (0,5,0))
#===========================================================================
# add SQUASH AND STRETCH to spineMPs
#===========================================================================
stretchAmts = {}
for eachMP in spineMPs:
stretchAmts[eachMP] = 1.5
ms.addVolume(spineCrvs[0], stretchAmts)
#===========================================================================
# SPACE SWITCHING
#===========================================================================
# space switching for hipCtl
hipAlignTgt = mc.group(em=True, n='CT_hip_alignTarget')
abRT.snapToPosition(hipCtl.crv, hipAlignTgt)
cogOffsetLoc = rt.makeOffsetLoc(cogCtl, hipAlignTgt)
masterOffsetLoc = rt.makeOffsetLoc(masterCtl, hipAlignTgt)
rt.spaceSwitchSetup((cogOffsetLoc, masterOffsetLoc), hipAlignTgt, hipCtl.crv, 'orientConstraint', ('COG', 'Master'))
hipSpaceTgt = mc.group(em=True, n='CT_hip_spaceTarget')
abRT.snapToPosition(hipCtl.crv, hipSpaceTgt)
rt.spaceSwitchSetup((cogOffsetLoc, masterOffsetLoc), hipSpaceTgt, hipCtl.crv, 'parentConstraint', ('COG', 'Master'))
mc.pointConstraint(hipSpaceTgt, hipAlignTgt, mo=True)
mc.parentConstraint(hipAlignTgt, hipCtl.grp['space'], mo=True)
# space switching for headCtl
headAlignTgt = mc.group(em=True, n='CT_head_alignTarget')
abRT.snapToPosition(headCtl.crv, headAlignTgt)
cogOffsetLoc = rt.makeOffsetLoc(cogCtl, headAlignTgt)
masterOffsetLoc = rt.makeOffsetLoc(masterCtl, headAlignTgt)
rt.spaceSwitchSetup((hipCtl.crv, cogOffsetLoc, masterOffsetLoc), headAlignTgt, headCtl.crv, 'orientConstraint', ('Hip', 'COG', 'Master'))
headSpaceTgt = mc.group(em=True, n='CT_head_spaceTarget')
abRT.snapToPosition(headCtl.crv, headSpaceTgt)
rt.spaceSwitchSetup((hipCtl.crv, cogOffsetLoc, masterOffsetLoc), headSpaceTgt, headCtl.crv, 'parentConstraint', ('Hip', 'COG', 'Master'))
mc.pointConstraint(headSpaceTgt, headAlignTgt, mo=True)
mc.parentConstraint(headAlignTgt, headCtl.grp['space'], mo=True)
# group space groups nicely
spaceGrp = mc.group(hipAlignTgt, hipSpaceTgt, headAlignTgt, headSpaceTgt, n='CT_spaceSwitching_grp')
# space for spineCtl
mc.parentConstraint(midMP, spineCtl.space)
#===========================================================================
# DRIVE ORIGINAL MPS (to drive the rest of the upper body)
#===========================================================================
mc.parentConstraint(hipCtl.crv, hipMP)
mc.parentConstraint(headCtl.crv, headMP)
