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/* ScummVM - Scumm Interpreter
* Copyright (C) 2006 The ScummVM project
*
* Copyright (C) 1999-2003 Sarien Team
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#include "common/stdafx.h"
#include "agi/agi.h"
#include "agi/opcodes.h"
namespace Agi {
int AgiEngine::v2IdGame() {
int ver;
ver = _gameDescription->version;
_game.ver = ver;
debugC(2, kDebugLevelMain, "game.ver = 0x%x", _game.ver);
agiSetRelease(ver);
return setupV2Game(ver, 0);
}
/*
* Currently, there is no known difference between v3.002.098 -> v3.002.149
* So version emulated;
*
* 0x0086,
* 0x0149
*/
int AgiEngine::v3IdGame() {
int ver;
ver = _gameDescription->version;
_game.ver = ver;
debugC(2, kDebugLevelMain, "game.ver = 0x%x", _game.ver);
agiSetRelease(ver);
return setupV3Game(ver, 0);
}
/**
*
*/
int AgiEngine::setupV2Game(int ver, uint32 crc) {
int ec = errOK;
if (ver == 0) {
report("Unknown v2 Sierra game: %08x\n\n", crc);
agiSetRelease(ver = 0x2917);
}
/* setup the differences in the opcodes and other bits in the
* AGI v2 specs
*/
if (_opt.emuversion)
agiSetRelease(ver = _opt.emuversion);
// Should this go above the previous lines, so we can force emulation versions
// even for AGDS games? -- dsymonds
if (_opt.agdsMode)
agiSetRelease(ver = 0x2440); /* ALL AGDS games built for 2.440 */
report("Seting up for version 0x%04X\n", ver);
// 'quit' takes 0 args for 2.089
if (ver == 0x2089)
logicNamesCmd[0x86].numArgs = 0;
// 'print.at' and 'print.at.v' take 3 args before 2.272
// This is documented in the specs as only < 2.440, but it seems
// that KQ3 (2.272) needs a 'print.at' taking 4 args.
if (ver < 0x2272) {
logicNamesCmd[0x97].numArgs = 3;
logicNamesCmd[0x98].numArgs = 3;
}
return ec;
}
/**
*
*/
int AgiEngine::setupV3Game(int ver, uint32 crc) {
int ec = errOK;
if (ver == 0) {
report("Unknown v3 Sierra game: %08x\n\n", crc);
agiSetRelease(ver = 0x3149);
}
if (_opt.emuversion)
agiSetRelease(ver = _opt.emuversion);
report("Seting up for version 0x%04X\n", ver);
// 'unknown176' takes 1 arg for 3.002.086, not 0 args.
// 'unknown173' also takes 1 arg for 3.002.068, not 0 args.
// Is this actually used anywhere? -- dsymonds
if (ver == 0x3086) {
logicNamesCmd[0xb0].numArgs = 1;
logicNamesCmd[0xad].numArgs = 1;
}
return ec;
}
} // End of namespace Agi
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