def getRigBuildData(self):
"""Returns the Guide data used by the Rig Component to define the layout of the final rig..
Return:
The JSON rig data object.
"""
data = super(ArmComponentGuide, self).getRigBuildData()
# values
bicepPosition = self.bicepCtrl.xfo.tr
forearmPosition = self.forearmCtrl.xfo.tr
wristPosition = self.wristCtrl.xfo.tr
# Calculate Bicep Xfo
rootToWrist = wristPosition.subtract(bicepPosition).unit()
rootToElbow = forearmPosition.subtract(bicepPosition).unit()
bone1Normal = rootToWrist.cross(rootToElbow).unit()
bone1ZAxis = rootToElbow.cross(bone1Normal).unit()
bicepXfo = Xfo()
bicepXfo.setFromVectors(rootToElbow, bone1Normal, bone1ZAxis,
bicepPosition)
# Calculate Forearm Xfo
elbowToWrist = wristPosition.subtract(forearmPosition).unit()
elbowToRoot = bicepPosition.subtract(forearmPosition).unit()
bone2Normal = elbowToRoot.cross(elbowToWrist).unit()
bone2ZAxis = elbowToWrist.cross(bone2Normal).unit()
forearmXfo = Xfo()
forearmXfo.setFromVectors(elbowToWrist, bone2Normal, bone2ZAxis,
forearmPosition)
handXfo = Xfo()
handXfo.tr = self.handCtrl.xfo.tr
handXfo.ori = self.handCtrl.xfo.ori
bicepLen = bicepPosition.subtract(forearmPosition).length()
forearmLen = forearmPosition.subtract(wristPosition).length()
armEndXfo = Xfo()
armEndXfo.tr = wristPosition
armEndXfo.ori = forearmXfo.ori
upVXfo = xfoFromDirAndUpV(bicepPosition, wristPosition,
forearmPosition)
upVXfo.tr = forearmPosition
upVXfo.tr = upVXfo.transformVector(Vec3(0, 0, 5))
data['bicepXfo'] = bicepXfo
data['forearmXfo'] = forearmXfo
data['handXfo'] = handXfo
data['armEndXfo'] = armEndXfo
data['upVXfo'] = upVXfo
data['forearmLen'] = forearmLen
data['bicepLen'] = bicepLen
return data
def getRigBuildData(self):
"""Returns the Guide data used by the Rig Component to define the layout of the final rig..
Return:
The JSON rig data object.
"""
data = super(ArmComponentGuide, self).getRigBuildData()
# values
bicepPosition = self.bicepCtrl.xfo.tr
forearmPosition = self.forearmCtrl.xfo.tr
wristPosition = self.wristCtrl.xfo.tr
# Calculate Bicep Xfo
rootToWrist = wristPosition.subtract(bicepPosition).unit()
rootToElbow = forearmPosition.subtract(bicepPosition).unit()
bone1Normal = rootToWrist.cross(rootToElbow).unit()
bone1ZAxis = rootToElbow.cross(bone1Normal).unit()
bicepXfo = Xfo()
bicepXfo.setFromVectors(rootToElbow, bone1Normal, bone1ZAxis, bicepPosition)
# Calculate Forearm Xfo
elbowToWrist = wristPosition.subtract(forearmPosition).unit()
elbowToRoot = bicepPosition.subtract(forearmPosition).unit()
bone2Normal = elbowToRoot.cross(elbowToWrist).unit()
bone2ZAxis = elbowToWrist.cross(bone2Normal).unit()
forearmXfo = Xfo()
forearmXfo.setFromVectors(elbowToWrist, bone2Normal, bone2ZAxis, forearmPosition)
handXfo = Xfo()
handXfo.tr = self.handCtrl.xfo.tr
handXfo.ori = self.handCtrl.xfo.ori
bicepLen = bicepPosition.subtract(forearmPosition).length()
forearmLen = forearmPosition.subtract(wristPosition).length()
armEndXfo = Xfo()
armEndXfo.tr = wristPosition
armEndXfo.ori = forearmXfo.ori
upVXfo = xfoFromDirAndUpV(bicepPosition, wristPosition, forearmPosition)
upVXfo.tr = forearmPosition
upVXfo.tr = upVXfo.transformVector(Vec3(0, 0, 5))
data["bicepXfo"] = bicepXfo
data["forearmXfo"] = forearmXfo
data["handXfo"] = handXfo
data["armEndXfo"] = armEndXfo
data["upVXfo"] = upVXfo
data["forearmLen"] = forearmLen
data["bicepLen"] = bicepLen
return data
def evaluate(self):
"""invokes the constraint causing the output value to be computed.
Return:
Boolean, True if successful.
"""
if self.getMaintainOffset() is False:
newXfo = Xfo()
newXfo.ori.set(Vec3(), 0.0)
for constrainer in self.getConstrainers():
newXfo.tr = newXfo.tr.add(constrainer.xfo.tr)
newXfo.ori = newXfo.ori.add(constrainer.xfo.ori)
newXfo.ori.setUnit()
self.getConstrainee().xfo = newXfo
return True
def evaluate(self):
"""invokes the constraint causing the output value to be computed.
Returns:
bool: True if successful.
"""
if self.getMaintainOffset() is False:
newXfo = Xfo();
newXfo.ori.set(Vec3(), 0.0)
for constrainer in self.getConstrainers():
newXfo.tr = newXfo.tr.add(constrainer.xfo.tr)
newXfo.ori = newXfo.ori.add(constrainer.xfo.ori)
newXfo.ori.setUnit()
self.getConstrainee().xfo = newXfo
return True
def getRigBuildData(self):
"""Returns the Guide data used by the Rig Component to define the layout of the final rig..
Return:
The JSON rig data object.
"""
data = super(FKCollisionComponentGuide, self).getRigBuildData()
numJoints = self.numJoints.getValue()
# Calculate Xfos
boneXfos = []
boneLengths = []
for i in xrange(numJoints):
boneVec = self.jointCtrls[i + 1].xfo.tr.subtract(
self.jointCtrls[i].xfo.tr)
boneLengths.append(boneVec.length())
xfo = Xfo()
q = Quat()
q.setFromDirectionAndUpvector(
boneVec.unit(), self.jointCtrls[i].xfo.ori.getYaxis())
qDir = Quat().setFromAxisAndAngle(Vec3(0, 1, 0),
Math_degToRad(-90))
xfo.ori = q * qDir
xfo.tr = self.jointCtrls[i].xfo.tr
boneXfos.append(xfo)
data['jointXfos'] = [x.xfo for x in self.jointCtrls]
data['boneXfos'] = boneXfos
data['endXfo'] = self.jointCtrls[-1].xfo
data['boneLengths'] = boneLengths
return data
