Fixes issue with physics collision groups

96689dec · Viktor Lidholt · 7ae730bb · 96689dec
Commit 96689dec authored Oct 27, 2015 by Viktor Lidholt
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physics_collision_groups.dart ...ges/flutter_sprites/lib/src/physics_collision_groups.dart +1 -1

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--- a/packages/flutter_sprites/lib/src/physics_collision_groups.dart
+++ b/packages/flutter_sprites/lib/src/physics_collision_groups.dart
@@ -12,7 +12,7 @@ class _PhysicsCollisionGroups {
  List<Object> getKeysForBitmask(int bitmask) {
    List<Object> keys = [];
    keyLookup.forEach((Object key, int value) {
-      if (value & bitmask != null) {
+      if (value & bitmask != 0) {
        keys.add(key);
      }
    });