more refactoring and breaking things

src/signal.cpp

@@ -0,0 +1,25 @@
+#include "signal.h"
+
+#include <raylib.h>
+#include "node.h"
+
+namespace VISEQ::SIGNAL {
+    void Signal::reset(){
+        toStart();
+    }
+
+    void Signal::toStart(){
+        position = start.lock()->position;
+    }
+
+    void Signal::update(double t_delta){
+        // 120px / 16th = 1920px / whole note
+        // whole note = 2s at 120bpm
+        // 960px / s
+        if(run) position += direction.norm() * speed * multiplier * (float)t_delta / 1000000.0f;
+    }
+
+    void Signal::draw(Vec2Df mouse, Camera2D cam) {
+        DrawCircle(position.x, position.y, radius, color);
+    }
+}