Add youtube video demo to README, fix LogicalGates having no texture, because no value, fix gate zoom scaling applying to non-label gates

README.md

@@ -1,5 +1,8 @@
 Logical Signals is a game where you have to direct and change signals with logical gates to meet the end result.
 
+Demo video:
+[![Demo Video](https://img.youtube.com/vi/OPEPoMZabS4/hqdefault.jpg)](https://youtu.be/OPEPoMZabS4)
+
 # How to play:
 - You can move gates by dragging their buttons (not the plus ones)
 - To create connections, click on the + buttons (left for input, right for output)

game/play.py

@@ -17,6 +17,8 @@ class LogicalGate(arcade.Sprite):
         self.input: list[LogicalGate] = []
         self.output: LogicalGate | None = None
 
+        self.calculate_value()
+
     def calculate_value(self):
         if self.gate_type == "OUTPUT" and self.input:
             self.value = self.input[0].calculate_value()
@@ -357,6 +359,7 @@ class Game(arcade.gui.UIView):
 
         gate: arcade.gui.UIInputText
         for gate in self.gates:
+            if gate.gate_type == "LABEL":
                 if scroll_y == 1:
                     gate.scale(1.1)
                 else: