changed not allowing negative number of gems in non-BD engines

diff --git a/src/game.c b/src/game.c
index d6f1927ee0b54b34f31f55522a52e2295c00f5ee..a9e5ae96a9439c7d2a92532f08a80df274cc3c13 100644 (file)
--- a/src/game.c
+++ b/src/game.c
@@ -4002,6 +4002,11 @@ void InitGame(void)
   // special case: set custom artwork setting to initial value
   game.use_masked_elements = game.use_masked_elements_initial;
 
+  // negative number of gems only supported in BD engine
+  if (level.game_engine_type != GAME_ENGINE_TYPE_BD)
+    if (game.gems_still_needed < 0)
+      game.gems_still_needed = 0;
+
   for (i = 0; i < NUM_BELTS; i++)
   {
     game.belt_dir[i] = MV_NONE;