Debug hitbox toggle hotkey

core/src/mindustry/Vars.java

@@ -203,7 +203,7 @@ public class Vars implements Loadable{
      * Do not change unless you know exactly what you are doing.*/
     public static boolean enableDarkness = true;
     /** Whether to draw debug lines for collisions. */
-    public static boolean drawCollisionDebug = false;
+    public static boolean drawDebugHitboxes = false;
     /** application data directory, equivalent to {@link Settings#getDataDirectory()} */
     public static Fi dataDirectory;
     /** data subdirectory used for screenshots */

core/src/mindustry/core/Renderer.java

@@ -415,7 +415,7 @@ public class Renderer implements ApplicationListener{
 
         Groups.draw.draw(Drawc::draw);
 
-        if(drawCollisionDebug){
+        if(drawDebugHitboxes){
             DebugCollisionRenderer.draw();
         }
 

core/src/mindustry/graphics/DebugCollisionRenderer.java

@@ -14,6 +14,12 @@ import static arc.Core.*;
 import static mindustry.Vars.*;
 
 public class DebugCollisionRenderer{
+    static final float[] edges = {
+    1, -1,
+    1, 1,
+    -1, 1,
+    -1, -1,
+    };
 
     public static void draw(){
         Rect rect = camera.bounds(new Rect());
@@ -27,7 +33,7 @@ public class DebugCollisionRenderer{
             });
 
             //tile hitboxes for units
-            Lines.stroke(0.3f, Color.magenta);
+            Lines.stroke(0.4f, Color.magenta);
 
             int rx = Mathf.clamp((int)(Core.camera.width / tilesize / 2) + 1, 0, world.width()/2);
             int ry = Mathf.clamp((int)(Core.camera.height / tilesize / 2) + 1, 0, world.height()/2);
@@ -38,8 +44,19 @@ public class DebugCollisionRenderer{
                     int wy = World.toTile(Core.camera.position.y) + y;
                     Tile tile = world.tile(wx, wy);
                     if(tile != null && tile.solid()){
-                        Draw.color(tile.legSolid() ? Color.pink : Color.magenta);
-                        Lines.rect(wx * tilesize - tilesize/2f, wy * tilesize - tilesize/2f, tilesize, tilesize);
+                        for(int i = 0; i < 4; i++){
+                            Tile other = tile.nearby(i);
+                            if(other == null || !other.solid()){
+                                Lines.line(
+                                    wx * tilesize + edges[i*2] * tilesize/2f,
+                                    wy * tilesize + edges[i*2+1] * tilesize/2f,
+                                    wx * tilesize + edges[((i + 1) % 4)*2] * tilesize/2f,
+                                    wy * tilesize + edges[((i + 1) % 4)*2+1] * tilesize/2f
+                                );
+
+                                //Lines.rect(wx * tilesize - tilesize/2f, wy * tilesize - tilesize/2f, tilesize, tilesize);
+                            }
+                        }
                     }
                 }
             }

core/src/mindustry/input/Binding.java

@@ -35,7 +35,6 @@ public class Binding{
     schematicFlipY = KeyBind.add("schematic_flip_y", KeyCode.x),
     schematicMenu = KeyBind.add("schematic_menu", KeyCode.t),
 
-
     commandMode = KeyBind.add("command_mode", KeyCode.shiftLeft, "command"),
     commandQueue = KeyBind.add("command_queue", KeyCode.mouseMiddle),
     createControlGroup = KeyBind.add("create_control_group", KeyCode.controlLeft),
@@ -103,7 +102,8 @@ public class Binding{
     chatHistoryNext = KeyBind.add("chat_history_next", KeyCode.down),
     chatScroll = KeyBind.add("chat_scroll", new Axis(KeyCode.scroll)),
     chatMode = KeyBind.add("chat_mode", KeyCode.tab),
-    console = KeyBind.add("console", KeyCode.f8)
+    console = KeyBind.add("console", KeyCode.f8),
+    debugHitboxes = KeyBind.add("debug_hitboxes", KeyCode.unset)
     ;
 
     //dummy static class initializer

core/src/mindustry/input/DesktopInput.java

@@ -234,6 +234,10 @@ public class DesktopInput extends InputHandler{
         boolean detached = settings.getBool("detach-camera", false);
 
         if(!scene.hasField() && !scene.hasDialog()){
+            if(input.keyTap(Binding.debugHitboxes)){
+                drawDebugHitboxes = !drawDebugHitboxes;
+            }
+
             if(input.keyTap(Binding.detachCamera)){
                 settings.put("detach-camera", detached = !detached);
                 if(!detached){