SCI/new sound code: update sound cues when kGetEvent() is called, instead of kAnimate(), fixes music fading in LSL3

svn-id: r46973

1 files changed, 11 insertions, 0 deletions

diff --git a/engines/sci/engine/kevent.cpp b/engines/sci/engine/kevent.cpp
index e8f37ae535..43d5db55c3 100644
--- a/engines/sci/engine/kevent.cpp
+++ b/engines/sci/engine/kevent.cpp
@@ -141,6 +141,17 @@ reg_t kGetEvent(EngineState *s, int argc, reg_t *argv) {
 		con->onFrame();
 	}
 
+#ifndef USE_OLD_MUSIC_FUNCTIONS
+	if (s->detectDoSoundType() <= SCI_VERSION_0_LATE) {
+		// If we're running a SCI0 game, update the sound cues, to compensate
+		// for the fact that SCI0 does not poll to update the sound cues itself,
+		// like SCI01 and later do with cmdUpdateSoundCues. kAnimate is called
+		// quite often, so emulate the SCI01 behavior of cmdUpdateSoundCues with
+		// this call
+		s->_soundCmd->updateSci0Cues();
+	}
+#endif
+
 	return s->r_acc;
 }