1 files changed, 16 insertions, 0 deletions
diff --git a/engines/sci/engine/kgraphics32.cpp b/engines/sci/engine/kgraphics32.cpp
index 1d30f709dc..cd735d1233 100644
--- a/engines/sci/engine/kgraphics32.cpp
+++ b/engines/sci/engine/kgraphics32.cpp
@@ -683,6 +683,22 @@ reg_t kSetScroll(EngineState *s, int argc, reg_t *argv) {
 	return kStub(s, argc, argv);
 }
 
+reg_t kPalVaryUnknown(EngineState *s, int argc, reg_t *argv) {
+	// TODO: Unknown (seems to be SCI32 exclusive)
+	return kStub(s, argc, argv);
+}
+
+reg_t kPalVaryUnknown2(EngineState *s, int argc, reg_t *argv) {
+	// TODO: Unknown (seems to be SCI32 exclusive)
+	// It seems to be related to the day/night palette effects in QFG4, and
+	// accepts a palette resource ID. It is triggered right when the night
+	// effect is initially applied (when exiting the caves).
+	// In QFG4, there are two scene palettes: 790 for night, and 791 for day.
+	// Initially, the game starts at night time, but this is called with the
+	// ID of the day time palette (i.e. 791).
+	return kStub(s, argc, argv);
+}
+
 reg_t kPalCycle(EngineState *s, int argc, reg_t *argv) {
 	// Examples: GK1 room 480 (Bayou ritual), LSL6 room 100 (title screen)