node ui and interaction improvements

src/signal-manager.h

@@ -59,7 +59,7 @@ class SignalManager{
 		}
 	
 		void addSignalAtNode(int node_id){
-			Color c = {(unsigned char)(20 + (rand() % 200)), 50, (unsigned char)(20 + (int)(rand() % 200)), 255};
+			Color c = {(unsigned char)(20 + (rand() % 200)), 100, (unsigned char)(20 + (int)(rand() % 200)), 200};
 			signals.emplace(signals.end(), Signal(nm->nodes[node_id].position.x+1, nm->nodes[node_id].position.y+1, 5.0f, 0, c)); // position + 1 or else it does not render. why? no idea!
 			signals.back().next = node_id;
 			signals.back().last = node_id;
@@ -82,7 +82,8 @@ class SignalManager{
 							s.update(diff.count());
 							if(s.position.dist(&nm->nodes[s.next].position) < 1.0f) {
 								int n = cm->next(s.next, s.last);
-								
+								nm->nodes[s.next].trigger();
+
 								if(n != s.next && n != -1) {
 									for(auto &m : nm->nodes[s.next].midi_outs){
 										if(m.second.enabled) midi.note(m.second.i, nm->nodes[s.next].midi_channel, nm->nodes[s.next].midi_note, nm->nodes[s.next].midi_velocity, nm->nodes[s.next].midi_gate);