mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-12 12:09:15 +00:00
4780ab9223
svn-id: r20283
240 lines
5.4 KiB
C++
240 lines
5.4 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2005-2006 The ScummVM project
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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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* $Header$
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*
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*/
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#include "gob/gob.h"
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#include "gob/cdrom.h"
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#include "gob/dataio.h"
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#include "gob/game.h"
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#include "gob/global.h"
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#include "gob/util.h"
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#include "sound/audiocd.h"
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namespace Gob {
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CDROM::CDROM(GobEngine *vm) : _vm(vm) {
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_cdPlaying = false;
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_LICbuffer = 0;
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for (int i = 0; i < 16; i++)
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_curTrack[i] = 0;
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_numTracks = 0;
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_trackStop = 0;
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_startTime = 0;
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}
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void CDROM::readLIC(const char *fname) {
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char tmp[80];
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int handle;
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uint16 version, startChunk, pos;
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freeLICbuffer();
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*_curTrack = 0;
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strcpy(tmp, fname);
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handle = _vm->_dataio->openData(tmp);
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if (handle == -1)
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return;
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_vm->_dataio->closeData(handle);
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_vm->_dataio->getUnpackedData(tmp);
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handle = _vm->_dataio->openData(tmp);
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_vm->_dataio->readData(handle, (char *)&version, 2);
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version = READ_LE_UINT16(&version);
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_vm->_dataio->readData(handle, (char *)&startChunk, 2);
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startChunk = READ_LE_UINT16(&startChunk);
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_vm->_dataio->readData(handle, (char *)&_numTracks, 2);
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_numTracks = READ_LE_UINT16(&_numTracks);
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if (version != 3) {
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error("Wrong file %s (%d)", fname, version);
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return;
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}
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_vm->_dataio->seekData(handle, 50, SEEK_SET);
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for (int i = 0; i < startChunk; i++) {
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_vm->_dataio->readData(handle, (char *)&pos, 2);
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pos = READ_LE_UINT16(&pos);
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if (!pos)
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break;
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_vm->_dataio->seekData(handle, pos, SEEK_CUR);
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}
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_LICbuffer = new byte[_numTracks * 22];
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_vm->_dataio->readData(handle, (char *)_LICbuffer, _numTracks * 22);
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_vm->_dataio->closeData(handle);
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}
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void CDROM::freeLICbuffer(void) {
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delete[] _LICbuffer;
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_LICbuffer = 0;
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}
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void CDROM::playBgMusic() {
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static const char *tracks[][2] = {
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{"avt00.tot", "mine"},
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{"avt001.tot", "nuit"},
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{"avt002.tot", "campagne"},
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{"avt003.tot", "extsor1"},
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{"avt004.tot", "interieure"},
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{"avt005.tot", "zombie"},
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{"avt006.tot", "zombie"},
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{"avt007.tot", "campagne"},
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{"avt008.tot", "campagne"},
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{"avt009.tot", "extsor1"},
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{"avt010.tot", "extsor1"},
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{"avt011.tot", "interieure"},
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{"avt012.tot", "zombie"},
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{"avt014.tot", "nuit"},
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{"avt015.tot", "interieure"},
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{"avt016.tot", "statue"},
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{"avt017.tot", "zombie"},
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{"avt018.tot", "statue"},
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{"avt019.tot", "mine"},
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{"avt020.tot", "statue"},
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{"avt021.tot", "mine"},
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{"avt022.tot", "zombie"}
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};
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for (int i = 0; i < ARRAYSIZE(tracks); i++)
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if (!scumm_stricmp(_vm->_game->_curTotFile, tracks[i][0])) {
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startTrack(tracks[i][1]);
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break;
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}
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}
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void CDROM::playMultMusic() {
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static const char *tracks[][6] = {
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{"avt005.tot", "fra1", "all1", "ang1", "esp1", "ita1"},
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{"avt006.tot", "fra2", "all2", "ang2", "esp2", "ita2"},
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{"avt012.tot", "fra3", "all3", "ang3", "esp3", "ita3"},
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{"avt016.tot", "fra4", "all4", "ang4", "esp4", "ita4"},
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{"avt019.tot", "fra5", "all5", "ang5", "esp5", "ita5"},
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{"avt022.tot", "fra6", "all6", "ang6", "esp6", "ita6"}
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};
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for (int i = 0; i < ARRAYSIZE(tracks); i++)
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if (!scumm_stricmp(_vm->_game->_curTotFile, tracks[i][0])) {
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_cdPlaying = true;
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startTrack(tracks[i][_vm->_global->_language + 1]);
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break;
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}
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}
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void CDROM::startTrack(const char *trackname) {
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byte *curPtr, *matchPtr;
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if (!_LICbuffer)
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return;
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debug(3, "startTrack(%s)", trackname);
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matchPtr = 0;
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curPtr = _LICbuffer;
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for (int i = 0; i < _numTracks; i++) {
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if (!scumm_stricmp((char *)curPtr, trackname)) {
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matchPtr = curPtr;
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break;
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}
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curPtr += 22;
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}
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if (!matchPtr) {
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error("Track %s not found", trackname);
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return;
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}
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strcpy(_curTrack, trackname);
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stopPlaying();
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while (getTrackPos() != -1);
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uint32 start, end;
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start = READ_LE_UINT32(matchPtr + 12);
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end = READ_LE_UINT32(matchPtr + 16);
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play(start, end);
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_startTime = _vm->_util->getTimeKey();
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_trackStop = _startTime + (end - start + 1 + 150) * 40 / 3;
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}
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void CDROM::play(uint32 from, uint32 to) {
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// play from sector [from] to sector [to]
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//
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// format is HSG:
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// HSG encodes frame information into a double word:
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// minute multiplied by 4500, plus second multiplied by 75,
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// plus frame, minus 150
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debug(3, "play(%d, %d)", from, to);
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AudioCD.play(1, 0, from, to - from + 1);
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}
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int32 CDROM::getTrackPos(void) {
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uint32 curPos = _vm->_util->getTimeKey() - _startTime;
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if (AudioCD.isPlaying() && (_vm->_util->getTimeKey() < _trackStop))
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return curPos * 3 / 40;
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else
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return -1;
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}
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void CDROM::stopPlaying(void) {
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stop();
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while (getTrackPos() != -1);
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}
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void CDROM::stop(void) {
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debug(3, "stop()");
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AudioCD.stop();
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}
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void CDROM::testCD(int trySubst, const char *label) {
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if (!trySubst) {
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error("CDROM track substitution is not supported");
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return;
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}
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_LICbuffer = 0;
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_cdPlaying = false;
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// Original checked CD label here
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// but will skip it as it will require OSystem extensions of direct
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// CD secor reading
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}
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} // End of namespace Gob
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