Objects are now placed much farther from each other so they do not overlap, and so the user has a chance to avoid the obstacles.

lib/BugHolder.dart

@@ -60,6 +60,11 @@ class BugHolder {
 
       Bug bug = Bug(gameRef);
       bug.setPosition(xCoordinate, gameRef.blockSize * level);
+
+      if (gameRef.isTooNearOtherObstacles(bug.sprite.toRect())) {
+        return false;
+      }
+
       bugs[level].add(bug);
       gameRef.add(bug.sprite);
       if (platform != null) {

lib/CoinHolder.dart

@@ -36,6 +36,11 @@ class CoinHolder {
     } else {
       Coin coin = Coin(gameRef);
       coin.setPosition(xCoordinate, gameRef.blockSize * level);
+
+      if (gameRef.isTooNearOtherObstacles(coin.sprite.toRect())) {
+        return false;
+      }
+
       coins[level].add(coin);
       gameRef.add(coin.sprite);
       return false;

lib/WireHolder.dart

@@ -60,6 +60,11 @@ class WireHolder {
         wire.setPosition(
             xCoordinate, gameRef.blockSize * level + gameRef.blockSize / 10);
       }
+
+      if (gameRef.isTooNearOtherObstacles(wire.sprite.toRect())) {
+        return false;
+      }
+
       wires[level].add(wire);
       gameRef.add(wire.sprite);
       if (platform != null) {

lib/main.dart

@@ -15,6 +15,8 @@ import 'package:flame/keyboard.dart';
 import 'package:flame_audio/flame_audio.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
+import 'Bug.dart';
+import 'Coin.dart';
 import 'Runner.dart';
 
 const COLOR = const Color(0xFFDDC0A3);
@@ -117,6 +119,39 @@ class MyGame extends BaseGame with PanDetector, TapDetector, KeyboardEvents {
     }
   }
 
+  bool isTooNearOtherObstacles(Rect rect) {
+    Rect obstacleBounds = Rect.fromLTRB(
+        2 * rect.left - rect.right - 1,
+        2 * rect.top - rect.bottom - 1,
+        2 * rect.right - rect.left + 1,
+        2 * rect.bottom - rect.top + 1);
+    for (List<Wire> wireLevel in wireHolder.wires) {
+      for (Wire wire in wireLevel) {
+        if (wire.intersect(obstacleBounds) != "none") {
+          return true;
+        }
+      }
+    }
+
+    for (List<Coin> coinLevel in coinHolder.coins) {
+      for (Coin coin in coinLevel) {
+        if (coin.intersect(obstacleBounds) != "none") {
+          return true;
+        }
+      }
+    }
+
+    for (List<Bug> bugLevel in bugHolder.bugs) {
+      for (Bug bug in bugLevel) {
+        if (bug.intersect(obstacleBounds) != "none") {
+          return true;
+        }
+      }
+    }
+
+    return false;
+  }
+
   @override
   void render(Canvas canvas) {
     gameState.render(canvas);