diff options
| -rw-r--r-- | engines/sci/graphics/palette32.cpp | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/engines/sci/graphics/palette32.cpp b/engines/sci/graphics/palette32.cpp index 4b008dd7d5..d878b8554f 100644 --- a/engines/sci/graphics/palette32.cpp +++ b/engines/sci/graphics/palette32.cpp @@ -751,7 +751,24 @@ void GfxPalette32::applyVary() { } void GfxPalette32::kernelPalVarySet(const GuiResourceId paletteId, const int16 percent, const int32 ticks, const int16 fromColor, const int16 toColor) { - const Palette palette = getPaletteFromResource(paletteId); + Palette palette; + + if (getSciVersion() == SCI_VERSION_3 && paletteId == 0xFFFF) { + palette = _currentPalette; + assert(fromColor >= 0 && fromColor < 256); + assert(toColor >= 0 && toColor < 256); + // While palette varying is normally inclusive of `toColor`, the + // palette inversion code in SSCI excludes `toColor`, and RAMA room + // 6201 requires this or else parts of the game's UI get inverted + for (int i = fromColor; i < toColor; ++i) { + palette.colors[i].r = ~palette.colors[i].r; + palette.colors[i].g = ~palette.colors[i].g; + palette.colors[i].b = ~palette.colors[i].b; + } + } else { + palette = getPaletteFromResource(paletteId); + } + setVary(palette, percent, ticks, fromColor, toColor); } |