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-rw-r--r--engines/sci/engine/kgraphics32.cpp21
1 files changed, 12 insertions, 9 deletions
diff --git a/engines/sci/engine/kgraphics32.cpp b/engines/sci/engine/kgraphics32.cpp
index 685b3c0bd3..8b3afeef99 100644
--- a/engines/sci/engine/kgraphics32.cpp
+++ b/engines/sci/engine/kgraphics32.cpp
@@ -771,20 +771,23 @@ reg_t kRemapColors32(EngineState *s, int argc, reg_t *argv) {
}
break;
case 3: { // remap to gray
- // Example call: QFG4 room 490 (Baba Yaga's hut) - params are color 253, 75% and 0
+ // Example call: QFG4 room 490 (Baba Yaga's hut) - params are color 253, 75% and 0.
+ // In this room, it's used for the cloud before Baba Yaga appears.
int16 color = argv[1].toSint16();
int16 percent = argv[2].toSint16(); // 0 - 100
- uint16 unk3 = (argc >= 4) ? argv[3].toUint16() : 0;
- warning("kRemapColors: RemapToGray color %d by %d percent (unk3 = %d)", color, percent, unk3);
- // TODO
+ if (argc >= 4)
+ warning("RemapToGray called with 4 parameters, unknown parameter is %d", argv[3].toUint16());
+ g_sci->_gfxPalette->setRemappingPercentGray(color, percent);
}
break;
case 4: { // remap to percent gray
- //int16 unk1 = argv[1].toSint16();
- //uint16 unk2 = argv[2].toUint16();
- //uint16 unk3 = argv[3].toUint16();
- //uint16 unk4 = (argc >= 5) ? argv[4].toUint16() : 0;
- kStub(s, argc, argv);
+ // Example call: QFG4 rooms 530/535 (swamp) - params are 253, 100%, 200
+ int16 color = argv[1].toSint16();
+ int16 percent = argv[2].toSint16(); // 0 - 100
+ // argv[3] is unknown (a number, e.g. 200) - start color, perhaps?
+ if (argc >= 5)
+ warning("RemapToGrayPercent called with 5 parameters, unknown parameter is %d", argv[4].toUint16());
+ g_sci->_gfxPalette->setRemappingPercentGray(color, percent);
}
break;
case 5: { // don't map to range