MStatus swissArmyLocatorManip::connectToDependNode(const MObject &node)
{
MStatus stat;
// Get the DAG path
//
MFnDagNode dagNodeFn(node);
dagNodeFn.getPath(fNodePath);
MObject parentNode = dagNodeFn.parent(0);
MFnDagNode parentNodeFn(parentNode);
// Connect the plugs
//
MFnDependencyNode nodeFn;
nodeFn.setObject(node);
// FreePointTriadManip
//
MFnFreePointTriadManip freePointTriadManipFn(fFreePointTriadManip);
MPlug translationPlug = parentNodeFn.findPlug("t", &stat);
if (MStatus::kFailure != stat) {
freePointTriadManipFn.connectToPointPlug(translationPlug);
}
// DirectionManip
//
MFnDirectionManip directionManipFn;
directionManipFn.setObject(fDirectionManip);
MPlug directionPlug = nodeFn.findPlug("arrow2Direction", &stat);
if (MStatus::kFailure != stat) {
directionManipFn.connectToDirectionPlug(directionPlug);
unsigned startPointIndex = directionManipFn.startPointIndex();
addPlugToManipConversionCallback(startPointIndex,
(plugToManipConversionCallback)
&swissArmyLocatorManip::startPointCallback);
}
// DistanceManip
//
MFnDistanceManip distanceManipFn;
distanceManipFn.setObject(fDistanceManip);
MPlug sizePlug = nodeFn.findPlug("size", &stat);
if (MStatus::kFailure != stat) {
distanceManipFn.connectToDistancePlug(sizePlug);
unsigned startPointIndex = distanceManipFn.startPointIndex();
addPlugToManipConversionCallback(startPointIndex,
(plugToManipConversionCallback)
&swissArmyLocatorManip::startPointCallback);
}
// CircleSweepManip
//
MFnCircleSweepManip circleSweepManipFn(fCircleSweepManip);
MPlug arrow1AnglePlug = nodeFn.findPlug("arrow1Angle", &stat);
if (MStatus::kFailure != stat) {
circleSweepManipFn.connectToAnglePlug(arrow1AnglePlug);
unsigned centerIndex = circleSweepManipFn.centerIndex();
addPlugToManipConversionCallback(centerIndex,
(plugToManipConversionCallback)
&swissArmyLocatorManip::startPointCallback);
}
// DiscManip
//
MFnDiscManip discManipFn(fDiscManip);
MPlug arrow3AnglePlug = nodeFn.findPlug("arrow3Angle", &stat);
if (MStatus::kFailure != stat) {
discManipFn.connectToAnglePlug(arrow3AnglePlug);
unsigned centerIndex = discManipFn.centerIndex();
addPlugToManipConversionCallback(centerIndex,
(plugToManipConversionCallback)
&swissArmyLocatorManip::startPointCallback);
}
// StateManip
//
MFnStateManip stateManipFn(fStateManip);
MPlug statePlug = nodeFn.findPlug("state", &stat);
if (MStatus::kFailure != stat) {
stateManipFn.connectToStatePlug(statePlug);
unsigned positionIndex = stateManipFn.positionIndex();
addPlugToManipConversionCallback(positionIndex,
(plugToManipConversionCallback)
&swissArmyLocatorManip::startPointCallback);
}
// ToggleManip
//
MFnToggleManip toggleManipFn(fToggleManip);
MPlug togglePlug = nodeFn.findPlug("toggle", &stat);
if (MStatus::kFailure != stat) {
toggleManipFn.connectToTogglePlug(togglePlug);
unsigned startPointIndex = toggleManipFn.startPointIndex();
addPlugToManipConversionCallback(startPointIndex,
(plugToManipConversionCallback)
&swissArmyLocatorManip::startPointCallback);
}
// Determine the transform node for the locator
//
MDagPath transformPath(fNodePath);
transformPath.pop();
MFnTransform transformNode(transformPath);
// RotateManip
//
MFnRotateManip rotateManipFn(fRotateManip);
MPlug rotatePlug = transformNode.findPlug("rotate", &stat);
if (MStatus::kFailure != stat) {
rotateManipFn.connectToRotationPlug(rotatePlug);
rotateManipFn.displayWithNode(node);
}
// ScaleManip
//
MFnScaleManip scaleManipFn(fScaleManip);
MPlug scalePlug = transformNode.findPlug("scale", &stat);
if (MStatus::kFailure != stat) {
scaleManipFn.connectToScalePlug(scalePlug);
scaleManipFn.displayWithNode(node);
}
finishAddingManips();
MPxManipContainer::connectToDependNode(node);
return stat;
}
Real LongstaffSchwartzMultiPathPricer::operator()(
const MultiPath& multiPath) const {
PathInfo path = transformPath(multiPath);
if (calibrationPhase_) {
// store paths for the calibration
// only the relevant part
paths_.push_back(path);
// result doesn't matter
return 0.0;
}
// exercise at time t, cancels all payment AFTER t
const Size len = path.pathLength();
Real price = 0.0;
// this is the last event date
{
const Real payoff = path.payments[len - 1];
const Real exercise = path.exercises[len - 1];
const Array & states = path.states[len - 1];
const bool canExercise = !states.empty();
// at the end the continuation value is 0.0
if (canExercise && exercise > 0.0)
price += exercise;
price += payoff;
}
for (Integer i = len - 2; i >= 0; --i) {
price *= dF_[i + 1] / dF_[i];
const Real exercise = path.exercises[i];
/*
coeff_[i].size()
- 0 => never exercise
- v_.size() => use estimated continuation value
(if > lowerBounds_[i])
- v_.size() + 1 => always exercise
In any case if states is empty, no exercise is allowed.
*/
const Array & states = path.states[i];
const bool canExercise = !states.empty();
if (canExercise) {
if (coeff_[i].size() == v_.size() + 1) {
// special value always exercise
price = exercise;
}
else {
if (!coeff_[i].empty() && exercise > lowerBounds_[i]) {
Real continuationValue = 0.0;
for (Size l = 0; l < v_.size(); ++l) {
continuationValue += coeff_[i][l] * v_[l](states);
}
if (continuationValue < exercise) {
price = exercise;
}
}
}
}
const Real payoff = path.payments[i];
price += payoff;
}
return price * dF_[0];
}
