public static MDagPath[] BindIKControl(MDagPath rootDagPath, MDagPath endDagPath, JointProcess.IKSolverType iKSolverType = JointProcess.IKSolverType.RotatePlane, MDagPath ctlDagPath = null)
{
MFnTransform endTrans = new MFnTransform(endDagPath);
MDagPath middleDagPath = MDagPath.getAPathTo(endTrans.parent(0));
if (ctlDagPath == null)
{
ctlDagPath = BasicFunc.AddChildCircle(endDagPath);
BasicFunc.UnparentTransform(ctlDagPath);
BasicFunc.FreezeTransform(new MFnTransform(ctlDagPath));
}
//string resultStr = MGlobal.executeCommandStringResult("ikHandle -sj " + rootObject.fullPathName() + " -ee " + endObject.fullPathName() + " -sol ikRPsolver -n ik_" + rootObject.partialPathName() + "_" + endObject.partialPathName(),true);
//string resultStr = MGlobal.executePythonCommandStringResult("cmds.ikHandle(sj='" + rootDagPath.fullPathName + "',ee='" + endDagPath.fullPathName + "',sol='ikRPsolver',n='ik_" + rootDagPath.partialPathName + "_" + endDagPath.partialPathName + "')");
//[u'ik_joint1_joint4', u'effector1']
string[] resultArr = JointProcess.AddIKHandle(rootDagPath, endDagPath, iKSolverType, ctlDagPath.fullPathName);
MGlobal.executeCommandStringResult("pointConstraint " + ctlDagPath.fullPathName + " " + resultArr[0]);
if (iKSolverType == JointProcess.IKSolverType.RotatePlane)
{
MDagPath locDagPath = AddRPIKPole(middleDagPath);
if (locDagPath != null)
{
BasicFunc.FreezeTransform(new MFnTransform(locDagPath));
//begin to add constriant
BasicFunc.AddConstraint(locDagPath.fullPathName, resultArr[0], ConstantValue.ConstraintType.PoleVector);
//string poleConstraintResult = MGlobal.executeCommandStringResult("poleVectorConstraint " + locDagPath.fullPathName + " " + resultArr[0]);
//Debug.Log(poleConstraintResult);
return(new MDagPath[3] {
BasicFunc.GetDagPathByName(resultArr[0]), ctlDagPath, locDagPath
});
}
}
return(new MDagPath[2] {
BasicFunc.GetDagPathByName(resultArr[0]), ctlDagPath
});
}
public static List <MDagPath> AddBonesCTL(MSelectionList jointList = null, MFnTransform parentTrans = null)
{
if (jointList == null)
{
jointList = BasicFunc.GetSelectedList();
}
if (parentTrans == null)
{
parentTrans = new MFnTransform(BasicFunc.CreateEmptyGroup("grp_bonesCTL"));
}
if (jointList.length == 0)
{
return(null);
}
List <MDagPath> jointDags = new List <MDagPath>();
for (int i = 0; i < jointList.length; i++)
{
MDagPath dag = new MDagPath();
jointList.getDagPath((uint)i, dag);
jointDags.Add(dag);
}
int count = jointDags.Count;
MFnTransform[] jointTrans = new MFnTransform[count];
MFnTransform[] jointParentTrans = new MFnTransform[count];
for (int i = 0; i < jointDags.Count; i++)
{
jointTrans[i] = new MFnTransform(jointDags[i]);
jointParentTrans[i] = new MFnTransform(MDagPath.getAPathTo(jointTrans[i].parent(0)));
}
MVector[] jointWorldPositions = new MVector[jointDags.Count];
MVector centerPos = MVector.zero;
for (int i = 0; i < count; i++)
{
jointWorldPositions[i] = jointTrans[i].getTranslation(MSpace.Space.kWorld);
centerPos += jointWorldPositions[i];
}
centerPos = centerPos * (1.0f / count);
double[] minDist_y = new double[count];
double[] minDist_x = new double[count];
if (count > 1)
{
for (int i = 0; i < count; i++)
{
double closestY = double.MaxValue, closestX = double.MaxValue;
//int minDistIndex = 0;
for (int j = 0; j < count; j++)
{
if (i == j)
{
continue;
}
MVector direct = jointWorldPositions[i] - jointWorldPositions[j];
direct.x = Math.Abs(direct.x);
direct.y = Math.Abs(direct.y);
if (direct.x >= direct.y)
{
if (direct.x < closestX)
{
closestX = direct.x;
//minDistIndex = j;
}
}
if (direct.y >= direct.x)
{
if (direct.y < closestY)
{
closestY = direct.y;
}
}
}
minDist_y[i] = closestY;
minDist_x[i] = closestX;
}
}
else
{
minDist_x[0] = 1;
minDist_y[0] = 1;
}
List <MDagPath> curves = new List <MDagPath>();
for (int i = 0; i < count; i++)
{
float width = (float)minDist_x[i] / 2, height = (float)minDist_y[i] / 2;
MDagPath curve = BasicFunc.CreateCTL_Square("ctl_" + jointDags[i].partialPathName, height, width);
MFnTransform curveTrans = new MFnTransform(curve);
BasicFunc.SetTransformParent(curveTrans, parentTrans);
curveTrans.setTranslation(jointWorldPositions[i] - centerPos, MSpace.Space.kTransform);
BasicFunc.FreezeTransform(curveTrans);
BasicFunc.SetTranslateLimit(curveTrans, -width / 2, -height / 2, 0, width / 2, height / 2, 0);
MPlug plug_curveTX = curveTrans.findPlug(ConstantValue.plugName_tx);
MPlug plug_curveTY = curveTrans.findPlug(ConstantValue.plugName_ty);
MPlug plug_jointRY = jointParentTrans[i].findPlug(ConstantValue.plugName_ry);
MPlug plug_jointRZ = jointParentTrans[i].findPlug(ConstantValue.plugName_rz);
BindAttr.ProjectPlug(plug_curveTX, plug_jointRY, -width / 2, width / 2, -45, 45);
BindAttr.ProjectPlug(plug_curveTY, plug_jointRZ, -height / 2, height / 2, -45, 45);
curves.Add(curve);
}
return(curves);
}