diff options
Diffstat (limited to 'engines/sci/graphics')
| -rw-r--r-- | engines/sci/graphics/palette.cpp | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/engines/sci/graphics/palette.cpp b/engines/sci/graphics/palette.cpp index 2135adcc62..346a4c075c 100644 --- a/engines/sci/graphics/palette.cpp +++ b/engines/sci/graphics/palette.cpp @@ -614,9 +614,18 @@ bool GfxPalette::kernelPalVaryInit(GuiResourceId resourceId, uint16 ticks, uint1 _palVaryStepStop = stepStop; _palVaryDirection = direction; // if no ticks are given, jump directly to destination - if (!_palVaryTicks) + if (!_palVaryTicks) { _palVaryDirection = stepStop; - palVaryInstallTimer(); + // sierra sci set the timer to 1 tick instead of calling it directly + // we have to change this to prevent a race condition to happen in + // at least freddy pharkas during nighttime. In that case kPalVary is + // called right before that and because we load pictures much faster + // the 1 tick won't pass sometimes resulting in the palette being + // daytime instead of nighttime during the transition. + palVaryProcess(1, true); + } else { + palVaryInstallTimer(); + } return true; } return false; @@ -633,9 +642,14 @@ int16 GfxPalette::kernelPalVaryReverse(int16 ticks, uint16 stepStop, int16 direc _palVaryStepStop = stepStop; _palVaryDirection = direction != -1 ? -direction : -_palVaryDirection; - if (!_palVaryTicks) + if (!_palVaryTicks) { _palVaryDirection = _palVaryStepStop - _palVaryStep; - palVaryInstallTimer(); + // ffs. see palVaryInit right above, we fix the code here as well + // just in case + palVaryProcess(1, true); + } else { + palVaryInstallTimer(); + } return kernelPalVaryGetCurrentStep(); } |