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SCI32: Fix SQ6 duplicate points

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This commit is contained in:
sluicebox 2019-12-28 01:52:30 -08:00
parent 552dc1321f
commit ff855fe99c
1 changed files with 28 additions and 0 deletions
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28
engines/sci/engine/script_patches.cpp
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@ -17303,6 +17303,33 @@ static const uint16 sq6HookahHosePointPatch[] = {
PATCH_END
};
// Filling the helmet in room 690 awards three points, but this happens every
// time the player returns to fill the helmet with no limit. We fix this by
// associating the points with flag 297 so that they're only awarded once, as
// Sierra did in the French, German, and Mac versions.
//
// Applies to: English PC
// Responsible method: sGetStuff:changeState(8)
static const uint16 sq6DuplicatePointsSignature[] = {
SIG_MAGICDWORD,
0x39, SIG_SELECTOR8(points), // pushi points
0x78, // push1
0x39, 0x03, // pushi 03
0x81, 0x01, // lag 01
0x4a, SIG_UINT16(0x0006), // send 06 [ SQ6 points: 3 ]
0x7e, // line
SIG_END
};
static const uint16 sq6DuplicatePointsPatch[] = {
PATCH_ADDTOOFFSET(+2),
0x7a, // push2
PATCH_ADDTOOFFSET(+4),
0x38, PATCH_UINT16(0x0129), // pushi 0129
0x4a, PATCH_UINT16(0x0008), // send 08 [ SQ6 points: 3 297 ]
PATCH_END
};
// script, description, signature patch
static const SciScriptPatcherEntry sq6Signatures[] = {
{ true, 0, "fix slow transitions", 1, sq6SlowTransitionSignature2, sq6SlowTransitionPatch2 },
@ -17315,6 +17342,7 @@ static const SciScriptPatcherEntry sq6Signatures[] = {
{ true, 460, "fix invalid array construction", 1, sci21IntArraySignature, sci21IntArrayPatch },
{ true, 500, "fix slow transitions", 1, sq6SlowTransitionSignature1, sq6SlowTransitionPatch1 },
{ true, 510, "fix invalid array construction", 1, sci21IntArraySignature, sci21IntArrayPatch },
{ true, 690, "fix duplicate points", 1, sq6DuplicatePointsSignature, sq6DuplicatePointsPatch },
{ true, 64908, "disable video benchmarking", 1, sq6BenchmarkSignature, sci2BenchmarkPatch },
{ true, 64990, "increase number of save games (1/2)", 1, sci2NumSavesSignature1, sci2NumSavesPatch1 },
{ true, 64990, "increase number of save games (2/2)", 1, sci2NumSavesSignature2, sci2NumSavesPatch2 },