func CreateXmlImplementation(impl bh.ImplementationIf) *backend.XmlImplementation {
ret := backend.XmlImplementationNew(impl.ElementName())
if impl.ImplementationType() == bh.NodeTypeGraph {
ret.SignalGraph = append(ret.SignalGraph, *CreateXmlSignalGraphType(impl.Graph()))
}
return ret
}
func (t *nodeType) RemoveImplementation(imp bh.ImplementationIf) {
if imp.ImplementationType() == bh.NodeTypeGraph {
gt := imp.Graph()
for len(gt.Nodes()) > 0 {
gt.RemoveNode(gt.Nodes()[0].(*node))
}
}
t.implementation.Remove(imp)
}
func (t *nodeType) AddImplementation(imp bh.ImplementationIf) {
if imp.ImplementationType() == bh.NodeTypeGraph {
if imp.Graph() == nil {
log.Fatal("nodeType.AddImplementation: missing graph")
}
g := imp.Graph().(*signalGraphType)
for _, p := range t.inPorts.PortTypes() {
g.addInputNodeFromPortType(p)
}
for _, p := range t.outPorts.PortTypes() {
g.addOutputNodeFromPortType(p)
}
}
t.implementation.Append(imp)
}
func (n node) children() (ch []bh.NodeIf) {
nt := n.ItsType()
var impl bh.ImplementationIf
haveImpl := false
for _, impl = range nt.Implementation() {
if impl.ImplementationType() == bh.NodeTypeGraph {
haveImpl = true
break
}
}
if !haveImpl {
return
}
g := impl.Graph()
ch = g.ProcessingNodes()
return
}