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/* ScummVM - Scumm Interpreter
* Dreamcast port
* Copyright (C) 2002-2004 Marcus Comstedt
*
* 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 <common/scummsys.h>
#include <engines/engine.h>
#include <base/main.h>
#include <base/plugins.h>
#include "dc.h"
#include "icon.h"
#include "DCLauncherDialog.h"
#include <common/config-manager.h>
#include "backends/plugins/dc/dc-provider.h"
#include "sound/mixer.h"
Icon icon;
const char *gGameName;
OSystem_Dreamcast::OSystem_Dreamcast()
: _devpoll(0), screen(NULL), mouse(NULL), overlay(NULL), _softkbd(this),
_ms_buf(NULL), _timer(NULL), _mixer(NULL), _savefile(NULL),
_current_shake_pos(0), _aspect_stretch(false), _softkbd_on(false),
_softkbd_motion(0), _enable_cursor_palette(false)
{
memset(screen_tx, 0, sizeof(screen_tx));
memset(mouse_tx, 0, sizeof(mouse_tx));
memset(ovl_tx, 0, sizeof(ovl_tx));
}
void OSystem_Dreamcast::initBackend()
{
_savefile = createSavefileManager();
_mixer = new Audio::Mixer();
_timer = new DefaultTimerManager();
}
/* CD Audio */
static bool find_track(int track, int &first_sec, int &last_sec)
{
struct TOC *toc = cdfs_gettoc();
if(!toc)
return false;
int i, first, last;
first = TOC_TRACK(toc->first);
last = TOC_TRACK(toc->last);
if(first < 1 || last > 99 || first > last)
return false;
for(i=first; i<=last; i++)
if(!(TOC_CTRL(toc->entry[i-1])&4))
if(track==1) {
first_sec = TOC_LBA(toc->entry[i-1]);
last_sec = TOC_LBA(toc->entry[i]);
return true;
} else
--track;
return false;
}
void OSystem_Dreamcast::playCD(int track, int num_loops, int start_frame, int duration)
{
int first_sec, last_sec;
#if 1
if(num_loops)
--num_loops;
#endif
if(num_loops>14) num_loops=14;
else if(num_loops<0) num_loops=15; // infinity
if(!find_track(track, first_sec, last_sec))
return;
if(duration)
last_sec = first_sec + start_frame + duration;
first_sec += start_frame;
play_cdda_sectors(first_sec, last_sec, num_loops);
}
void OSystem_Dreamcast::stopCD()
{
stop_cdda();
}
bool OSystem_Dreamcast::pollCD()
{
extern int getCdState();
return getCdState() == 3;
}
void OSystem_Dreamcast::updateCD()
{
// Dummy. The CD drive takes care of itself.
}
bool OSystem_Dreamcast::openCD(int drive)
{
// Dummy.
return true;
}
void OSystem_Dreamcast::setWindowCaption(const char *caption)
{
gGameName = caption;
}
void OSystem_Dreamcast::quit() {
exit(0);
}
/* Mutex handling */
OSystem::MutexRef OSystem_Dreamcast::createMutex()
{
return NULL;
}
void OSystem_Dreamcast::lockMutex(MutexRef mutex)
{
}
void OSystem_Dreamcast::unlockMutex(MutexRef mutex)
{
}
void OSystem_Dreamcast::deleteMutex(MutexRef mutex)
{
}
/* Features */
bool OSystem_Dreamcast::hasFeature(Feature f)
{
switch(f) {
case kFeatureAspectRatioCorrection:
case kFeatureVirtualKeyboard:
case kFeatureOverlaySupportsAlpha:
case kFeatureCursorHasPalette:
return true;
default:
return false;
}
}
void OSystem_Dreamcast::setFeatureState(Feature f, bool enable)
{
switch(f) {
case kFeatureAspectRatioCorrection:
_aspect_stretch = enable;
if(screen)
setScaling();
break;
case kFeatureVirtualKeyboard:
_softkbd_on = enable;
break;
default:
break;
}
}
bool OSystem_Dreamcast::getFeatureState(Feature f)
{
switch(f) {
case kFeatureAspectRatioCorrection:
return _aspect_stretch;
case kFeatureVirtualKeyboard:
return _softkbd_on;
default:
return false;
}
}
void dc_init_hardware()
{
#ifndef NOSERIAL
serial_init(57600);
usleep(2000000);
printf("Serial OK\r\n");
#endif
cdfs_init();
maple_init();
dc_setup_ta();
init_arm();
}
int main()
{
static char *argv[] = { "scummvm", NULL, };
static int argc = 1;
dc_init_hardware();
initSound();
g_system = new OSystem_Dreamcast();
assert(g_system);
#ifdef DYNAMIC_MODULES
PluginManager::instance().addPluginProvider(new DCPluginProvider());
#endif
int res = scummvm_main(argc, argv);
exit(0);
}
int DCLauncherDialog::runModal()
{
char *base = NULL, *dir = NULL;
if(!selectGame(base, dir, icon))
exit(0);
// Set the game path.
ConfMan.addGameDomain(base);
if(dir != NULL)
ConfMan.set("path", dir, base);
// Set the target.
ConfMan.setActiveDomain(base);
return 0;
}
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