int plSharedComponents(INodeTab& nodes, INodeTab& components)
{
components.ZeroCount();
if (nodes.Count() == 0)
return 0;
plMaxNodeBase *firstNode = (plMaxNodeBase*)nodes[0];
int num = firstNode->NumAttachedComponents();
// Resize the list to it's max size to be more efficient
components.SetCount(num);
int i;
// Put all the components on the first node into a list
for (i = 0; i < num; i++)
components[i] = firstNode->GetAttachedComponent(i)->GetINode();
// Delete any components that aren't on all the other nodes
for (i = 1; i < nodes.Count(); i++)
{
plMaxNodeBase *node = (plMaxNodeBase*)nodes[i];
uint32_t count = node->NumAttachedComponents();
for (int j = components.Count()-1; j >= 0; j--)
{
if (!INodeHasComponent(node, (plMaxNodeBase*)components[j]))
components.Delete(j, 1);
}
}
return components.Count();
}
bool GetComponents()
{
fSelectedNodes.ZeroCount();
fSharedComps.ZeroCount();
Interface *ip = GetCOREInterface();
int nodeCount = ip->GetSelNodeCount();
if (nodeCount == 0)
return false;
// Get the components shared among the selected nodes
int i;
fSelectedNodes.SetCount(nodeCount);
for (i = 0; i < nodeCount; i++)
fSelectedNodes[i] = ip->GetSelNode(i);
INodeTab sharedComps;
if (plSharedComponents(fSelectedNodes, sharedComps) == 0)
return false;
// Put the shared components in a list
fSharedComps.SetCount(sharedComps.Count());
for (i = 0; i < sharedComps.Count(); i++)
fSharedComps[i] = ((plMaxNode*)sharedComps[i])->ConvertToComponent();
return true;
}
void FormationBhvr::PickWhom()
{
int i;
// first set the nodetab to equal the existing nodes to flee
// so that they are selected in the dialog
if (pblock->Count(follower) > 0)
{
INode *node;
SelMaxNodes.Resize(pblock->Count(follower));
SelMaxNodes.SetCount(0);
for (i=0; i<pblock->Count(follower); i++)
{
pblock->GetValue(follower,0,node,FOREVER,i);
SelMaxNodes.Append(1,&node);
}
}
else SelMaxNodes.ZeroCount();
// let the user pick
DoHitObjInMAX.SetSingleSelect(FALSE); // allow multiple selection
if (!GetCOREInterface()->DoHitByNameDialog(&DoHitObjInMAX)) return;
// Set follower to the returned nodes
theHold.Begin();
pblock->Resize(follower,SelMaxNodes.Count());
pblock->SetCount(follower,0);
for (i=0; i<SelMaxNodes.Count(); i++)
pblock->Append(follower,1,&SelMaxNodes[i]);
//zero out the formation matrix that's used for saving it out.
pblock->ZeroCount(follower_matrix1);
pblock->ZeroCount(follower_matrix2);
pblock->ZeroCount(follower_matrix3);
pblock->ZeroCount(follower_matrix4);
theHold.Accept(GetString(IDS_UN_WHOM));
}