copy/paste partially. z-index experiments, but not working yet.

src/signal-manager.h

@@ -3,11 +3,11 @@
 #include "datatypes.h"
 #include "graph-manager.h"
 #include "midi-node.h"
+#include "node.h"
 #include "signal.h"
 #include "midi.h"
 
 #include <chrono>
-#include <locale>
 #include <memory>
 #include <thread>
 
@@ -75,6 +75,32 @@ namespace VISEQ::SIGNAL {
 				signals.back()->start = node;
 			}
 
+			void rerouteSignal(VEC_SPTR_Node nodes, VEC_SPTR_Node adjacent_nodes){
+				auto reroute_signals = signals | RANGE_FILTER([nodes](SIGNAL::SPTR_Signal s){return std::ranges::contains(nodes, s->next);});
+
+				for(auto s : reroute_signals){
+					float dist = 10000000;
+					SPTR_Node next_node;
+					for(auto n : adjacent_nodes){
+						if(n->position.dist(s->position) < dist) {
+							dist = n->position.dist(s->position);
+							next_node = n;
+						}
+					}
+					s->next = next_node;
+					s->last = next_node;
+				}
+
+			}
+
+			void rebaseSignal(VEC_SPTR_Node nodes){
+				auto rebase_signals = signals | RANGE_FILTER([nodes](SIGNAL::SPTR_Signal s){return std::ranges::contains(nodes, s->start);});
+				
+				for(auto s : rebase_signals){
+					s->start = s->next;
+				}
+			}
+
 			void removeSignal(std::shared_ptr<Signal> s){
 				erase_signals.push_back(s);
 			}