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SCI: Add alternative version of QfG3 "Woo" dialog patch

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The GOG version of QfG3 is shipped with a patch to script 440 that broke
our existing internal script patch for this script bug.

See bug #6806.
This commit is contained in:
Willem Jan Palenstijn 2015-02-17 19:53:43 +01:00
parent b45e706012
commit fdc09c2cb7
1 changed files with 30 additions and 0 deletions
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30
engines/sci/engine/script_patches.cpp
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@ -2282,10 +2282,40 @@ static const uint16 qfg3PatchWooDialog[] = {
PATCH_END
};
// Alternative version, with uint16 offsets, for GOG release of QfG3.
static const uint16 qfg3SignatureWooDialogAlt[] = {
SIG_MAGICDWORD,
0x67, 0x12, // pTos 12 (query)
0x35, 0xb6, // ldi b6
0x1a, // eq?
0x2e, SIG_UINT16(0x0005), // bt 05
0x67, 0x12, // pTos 12 (query)
0x35, 0x9b, // ldi 9b
0x1a, // eq?
0x30, SIG_UINT16(0x000c), // bnt 0c
0x38, SIG_SELECTOR16(solvePuzzle), // pushi 0297
0x7a, // push2
0x38, SIG_UINT16(0x010c), // pushi 010c
0x7a, // push2
0x81, 0x00, // lag 00
0x4a, 0x08, // send 08
0x67, 0x12, // pTos 12 (query)
0x35, 0xb5, // ldi b5
SIG_END
};
static const uint16 qfg3PatchWooDialogAlt[] = {
PATCH_ADDTOOFFSET(+0x2C),
0x33, 0x12, // jmp to 0x708, the call to hero::solvePuzzle for 0xFFFC
PATCH_END
};
// script, description, signature patch
static const SciScriptPatcherEntry qfg3Signatures[] = {
{ true, 944, "import dialog continuous calls", 1, qfg3SignatureImportDialog, qfg3PatchImportDialog },
{ true, 440, "dialog crash when asking about Woo", 1, qfg3SignatureWooDialog, qfg3PatchWooDialog },
{ true, 440, "dialog crash when asking about Woo", 1, qfg3SignatureWooDialogAlt, qfg3PatchWooDialogAlt },
SCI_SIGNATUREENTRY_TERMINATOR
};