protected static void InnerLink(VFXContext from, VFXContext to, int fromIndex, int toIndex, bool notify = true)
{
if (!CanLink(from, to, fromIndex, toIndex))
{
throw new ArgumentException(string.Format("Cannot link contexts {0} and {1}", from, to));
}
// Handle constraints on connections
foreach (var link in from.m_OutputFlowSlot[fromIndex].link.ToArray())
{
if (!link.context.CanLinkFromMany() ||
!CanMixingFrom(from.contextType, link.context.contextType, to.contextType))
{
if (link.context.inputFlowCount > toIndex) //Special case from SubGraph, not sure how this test could be false
{
InnerUnlink(from, link.context, fromIndex, toIndex, notify);
}
}
}
foreach (var link in to.m_InputFlowSlot[toIndex].link.ToArray())
{
if (!link.context.CanLinkToMany() ||
!CanMixingTo(link.context.contextType, to.contextType, from.contextType))
{
InnerUnlink(link.context, to, fromIndex, toIndex, notify);
}
}
if ((from.ownedType & to.ownedType) == to.ownedType)
{
to.InnerSetData(from.GetData(), false);
}
from.m_OutputFlowSlot[fromIndex].link.Add(new VFXContextLink()
{
context = to, slotIndex = toIndex
});
to.m_InputFlowSlot[toIndex].link.Add(new VFXContextLink()
{
context = from, slotIndex = fromIndex
});
if (notify)
{
from.Invalidate(InvalidationCause.kConnectionChanged);
to.Invalidate(InvalidationCause.kConnectionChanged);
}
}
private static void InnerLink(VFXContext from, VFXContext to, int fromIndex, int toIndex, bool notify = true)
{
if (!CanLink(from, to, fromIndex, toIndex))
{
throw new ArgumentException(string.Format("Cannot link contexts {0} and {1}", from, to));
}
// Handle constraints on connections
foreach (var link in from.m_OutputFlowSlot[fromIndex].link.ToArray())
{
if (!link.context.CanLinkFromMany() || (IsExclusiveLink(link.context.contextType, to.contextType) && from.contextType == link.context.contextType))
{
if (link.context.inputFlowCount > toIndex)
{
InnerUnlink(from, link.context, fromIndex, toIndex, notify);
}
}
}
foreach (var link in to.m_InputFlowSlot[toIndex].link.ToArray())
{
if (!link.context.CanLinkToMany() || IsExclusiveLink(link.context.contextType, from.contextType))
{
InnerUnlink(link.context, to, fromIndex, toIndex, notify);
}
}
if ((from.ownedType & to.ownedType) == to.ownedType)
{
to.InnerSetData(from.GetData(), false);
}
from.m_OutputFlowSlot[fromIndex].link.Add(new VFXContextLink()
{
context = to, slotIndex = toIndex
});
to.m_InputFlowSlot[toIndex].link.Add(new VFXContextLink()
{
context = from, slotIndex = fromIndex
});
if (notify)
{
// TODO Might need a specific event ?
from.Invalidate(InvalidationCause.kStructureChanged);
to.Invalidate(InvalidationCause.kStructureChanged);
}
}
private static void InnerUnlink(VFXContext from, VFXContext to, int fromIndex = 0, int toIndex = 0, bool notify = true)
{
if (from.GetData() == to.GetData() && from.GetData() != null)
{
to.SetDefaultData(false);
}
int count = from.m_OutputFlowSlot[fromIndex].link.RemoveAll(o => o.context == to && o.slotIndex == toIndex);
count += to.m_InputFlowSlot[toIndex].link.RemoveAll(o => o.context == from && o.slotIndex == fromIndex);
if (count > 0 && notify)
{
from.Invalidate(InvalidationCause.kConnectionChanged);
to.Invalidate(InvalidationCause.kConnectionChanged);
}
}
private static void InnerUnlink(VFXContext from, VFXContext to, int fromIndex = 0, int toIndex = 0, bool notify = true)
{
if (from.GetData() == to.GetData() && from.GetData() != null)
{
to.SetDefaultData(false);
}
from.m_OutputFlowSlot[fromIndex].link.RemoveAll(o => o.context == to && o.slotIndex == toIndex);
to.m_InputFlowSlot[toIndex].link.RemoveAll(o => o.context == from && o.slotIndex == fromIndex);
// TODO Might need a specific event ?
if (notify)
{
from.Invalidate(InvalidationCause.kStructureChanged);
to.Invalidate(InvalidationCause.kStructureChanged);
}
}