fixed playing loop sounds when using native BD game engine

When using the native BD game engine, but not using the native BD
sound engine, loop sounds were not played anymore due to a bug with
off-playfield sound positions.

This bug was introduced by commit 386e26cf.

diff --git a/src/game_bd/bd_sound.c b/src/game_bd/bd_sound.c
index 55654f2c7dd296fb3a6099a051e82143a41613d8..794610c4a97573670889fcfdfd76edf58b0fabf4 100644 (file)
--- a/src/game_bd/bd_sound.c
+++ b/src/game_bd/bd_sound.c
@@ -478,9 +478,12 @@ static void gd_sound_info_to_play(int channel, int x, int y, int element, int so
 // plays sound in a cave
 void gd_sound_play(GdCave *cave, GdSound sound, GdElement element, int x, int y)
 {
-  // fix wrap-around cave positions
-  x = (x + cave->w) % cave->w;
-  y = (y + cave->h) % cave->h;
+  if (x != -1 || y != -1)
+  {
+    // fix wrap-around cave positions
+    x = (x + cave->w) % cave->w;
+    y = (y + cave->h) % cave->h;
+  }
 
   if (sound == GD_S_NONE)
     return;