mirror of
https://github.com/libretro/scummvm.git
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141 lines
3.0 KiB
C++
141 lines
3.0 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2006 The ScummVM project
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*
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* Copyright (C) 1999-2003 Sarien Team
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*
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*/
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#include "common/stdafx.h"
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#include "agi/agi.h"
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#include "agi/opcodes.h"
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namespace Agi {
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int AgiEngine::v2id_game() {
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int ver;
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ver = this->_gameDescription->version;
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game.ver = ver;
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debugC(2, kDebugLevelMain, "game.ver = 0x%x", game.ver);
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agiSetRelease(ver);
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return setup_v2_game(ver, 0);
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}
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/*
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* Currently, there is no known difference between v3.002.098 -> v3.002.149
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* So version emulated;
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*
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* 0x0086,
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* 0x0149
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*/
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int AgiEngine::v3id_game() {
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int ver;
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ver = this->_gameDescription->version;
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game.ver = ver;
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debugC(2, kDebugLevelMain, "game.ver = 0x%x", game.ver);
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agiSetRelease(ver);
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return setup_v3_game(ver, 0);
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}
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/**
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*
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*/
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int AgiEngine::setup_v2_game(int ver, uint32 crc) {
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int ec = err_OK;
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if (ver == 0) {
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report("Unknown v2 Sierra game: %08x\n\n", crc);
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agiSetRelease(0x2917);
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}
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/* setup the differences in the opcodes and other bits in the
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* AGI v2 specs
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*/
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if (opt.emuversion)
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agiSetRelease(opt.emuversion);
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if (opt.agds)
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agiSetRelease(0x2440); /* ALL AGDS games built for 2.440 */
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report("Seting up for version 0x%04X\n", ver);
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switch (agiGetRelease()) {
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case 0x2089:
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logic_names_cmd[0x86].num_args = 0; /* quit: 0 args */
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logic_names_cmd[0x97].num_args = 3; /* print.at: 3 args */
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logic_names_cmd[0x98].num_args = 3; /* print.at.v: 3 args */
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break;
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case 0x2272:
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/* KQ3 0x88673 (2.272) requires print.at with 4 arguments */
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break;
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case 0x2440:
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break;
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case 0x2917:
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break;
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case 0x2936:
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break;
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default:
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report("** Cannot setup for unknown version\n");
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ec = err_UnknownAGIVersion;
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break;
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}
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return ec;
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}
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/**
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*
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*/
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int AgiEngine::setup_v3_game(int ver, uint32 crc) {
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int ec = err_OK;
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if (ver == 0) {
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report("Unknown v3 Sierra game: %08x\n\n", crc);
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agiSetRelease(ver = 0x3149);
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}
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if (opt.emuversion)
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agiSetRelease(ver = opt.emuversion);
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report("Seting up for version 0x%04X\n", ver);
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switch (agiGetRelease()) {
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case 0x3086:
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logic_names_cmd[0xad].num_args = 1; /* 173 : 1 args */
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break;
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case 0x3149:
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logic_names_cmd[0xad].num_args = 0; /* 173 : 0 args */
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break;
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default:
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report("Error: cannot setup for unknown version\n");
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ec = err_UnknownAGIVersion;
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break;
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}
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return ec;
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}
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} // End of namespace Agi
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