fix tiles being unable to get powered from multiple directions at once

README.md

@@ -6,11 +6,11 @@ logic mostly like https://git.crispypin.cc/CrispyPin/marble
 ## todo
 (more levels)
 story/lore
+copy/cut/paste selections
 timestamps in solutions and blueprints
 multiple input/output sets
 undo/redo
 make math tiles read digits
-fix bag tiles only counting power in one direction at once
 tooltips
 lock tile types for early levels to make it less overwhelming
 make a gui alternative to pressing R to rotate between tile variants

src/marble_engine.rs

@@ -302,12 +302,13 @@ impl Machine {
 			if let PTile::Trigger = tile {
 				return;
 			}
-			if *state {
-				return;
-			}
+			let was_powered = *state;
 			*state = true;
 			match tile {
 				PTile::Wire(wiretype) => {
+					if was_powered {
+						return;
+					}
 					let dirs = wiretype.directions();
 					for d in dirs {
 						self.propagate_power(*d, d.step(pos));