mirror of
https://github.com/libretro/scummvm.git
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279 lines
6.6 KiB
C++
279 lines
6.6 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2004 The ScummVM project
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*
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* The ReInherit Engine is (C)2000-2003 by Daniel Balsom.
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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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* $Header$
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*
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*/
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#include "stdafx.h"
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#include "base/gameDetector.h"
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#include "base/plugins.h"
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#include "backends/fs/fs.h"
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#include "sound/mixer.h"
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#include "common/file.h"
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#include "common/config-manager.h"
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#include "saga/saga.h"
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#include "saga/gfx.h"
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#include "saga/rscfile_mod.h"
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#include "saga/render.h"
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#include "saga/actor.h"
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#include "saga/animation.h"
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#include "saga/console.h"
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#include "saga/cvar_mod.h"
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#include "saga/events.h"
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#include "saga/actionmap.h"
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#include "saga/font.h"
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#include "saga/game_mod.h"
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#include "saga/game.h"
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#include "saga/interface.h"
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#include "saga/isomap.h"
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#include "saga/script.h"
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#include "saga/script_mod.h"
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#include "saga/scene.h"
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#include "saga/sdata.h"
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#include "saga/sndres.h"
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#include "saga/sprite.h"
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#include "saga/objectmap.h"
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#include "saga/sound.h"
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#include "saga/music.h"
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#include "saga/game_mod.h"
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GameList Engine_SAGA_gameList() {
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return Saga::GAME_GameList();
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}
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DetectedGameList Engine_SAGA_detectGames(const FSList &fslist) {
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return Saga::GAME_ProbeGame(fslist);
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}
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Engine *Engine_SAGA_create(GameDetector *detector, OSystem *syst) {
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return new Saga::SagaEngine(detector, syst);
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}
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REGISTER_PLUGIN("SAGA Engine", Engine_SAGA_gameList, Engine_SAGA_create, Engine_SAGA_detectGames)
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namespace Saga {
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#define R_MAX_TIME_DELTA 100
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static void CF_quitfunc(int argc, char *argv[], void *refCon);
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static void CF_testfunc(int argc, char *argv[], void *refCon);
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SagaEngine *_vm = NULL;
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SagaEngine::SagaEngine(GameDetector *detector, OSystem *syst)
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: Engine(syst) {
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GAME_setGameDirectory(getGameDataPath());
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// Setup mixer
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if (!_mixer->isReady()) {
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warning("Sound initialization failed.");
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}
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_mixer->setVolume(ConfMan.getInt("sfx_volume") * ConfMan.getInt("master_volume") / 255);
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_vm = this;
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}
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SagaEngine::~SagaEngine() {
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}
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void SagaEngine::errorString(const char *buf1, char *buf2) {
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strcpy(buf2, buf1);
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}
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void SagaEngine::go() {
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int msec = 0;
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_soundEnabled = 1;
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_musicEnabled = 1;
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_console = new Console(this);
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CVAR_RegisterFunc(CF_testfunc, "testfunc", "foo [ optional foo ]", R_CVAR_NONE, 0, -1, this);
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CVAR_Register_I(&_soundEnabled, "sound", NULL, R_CVAR_CFG, 0, 1);
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CVAR_Register_I(&_musicEnabled, "music", NULL, R_CVAR_CFG, 0, 1);
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CVAR_RegisterFunc(CF_quitfunc, "quit", NULL, R_CVAR_NONE, 0, 0, this);
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// Process config file
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// FIXME
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/*
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if (CFG_Read(NULL) != R_SUCCESS) {
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warning("Couldn't read configuration file");
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}
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*/
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// Process command line
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// Detect game and open resource files
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if (GAME_Init() != R_SUCCESS) {
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warning("Couldn't start the game: %s", GAME_GetErrS());
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return;
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}
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// Initialize engine modules
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_sndRes = new SndRes(this);
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_events = new Events(this);
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_font = new Font(this);
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_sprite = new Sprite(this);
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_anim = new Anim(this);
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_script = new Script();
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_sdata = new SData();
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_interface = new Interface(this); // requires script module
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_actor = new Actor(this);
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_scene = new Scene(this);
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if (!_scene->initialized()) {
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warning("Couldn't initialize scene module");
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return;
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}
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// System initialization
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_previousTicks = _system->get_msecs();
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// On some platforms, graphics initialization also initializes sound
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// ( Win32 DirectX )... Music must be initialized before sound for
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// native midi support
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MidiDriver *driver = GameDetector::createMidi(GameDetector::detectMusicDriver(MDT_NATIVE | MDT_ADLIB | MDT_PREFER_NATIVE));
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if (!driver)
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driver = MidiDriver_ADLIB_create(_mixer);
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else if (ConfMan.getBool("native_mt32"))
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driver->property(MidiDriver::PROP_CHANNEL_MASK, 0x03FE);
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_music = new Music(driver, _musicEnabled);
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_music->hasNativeMT32(ConfMan.getBool("native_mt32"));
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if (!_musicEnabled) {
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debug(0, "Music disabled.");
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}
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// Initialize graphics
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R_GAME_DISPLAYINFO disp_info;
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GAME_GetDisplayInfo(&disp_info);
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_gfx = new Gfx(_system, disp_info.logical_w, disp_info.logical_h);
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_isoMap = new IsoMap(_gfx);
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_actionMap = new ActionMap(this);
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_objectMap = new ObjectMap(_gfx);
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_render = new Render(this, _system, _gfx, _objectMap);
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if (!_render->initialized()) {
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return;
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}
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// Initialize system specific sound
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_sound = new Sound(this, _mixer, _soundEnabled);
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if (!_soundEnabled) {
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debug(0, "Sound disabled.");
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}
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// Register engine modules
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_console->reg(); // Register console cvars first
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GAME_Register();
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_scene->reg();
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_actor->reg();
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_script->reg();
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_render->reg();
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_anim->reg();
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_actionMap->reg();
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_objectMap->reg();
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_previousTicks = _system->get_msecs();
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// Begin Main Engine Loop
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_scene->startScene();
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uint32 currentTicks;
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for (;;) {
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if (_render->getFlags() & RF_RENDERPAUSE) {
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// Freeze time while paused
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_previousTicks = _system->get_msecs();
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} else {
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currentTicks = _system->get_msecs();
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// Timer has rolled over after 49 days
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if (currentTicks < _previousTicks)
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msec = 0;
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else {
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msec = currentTicks - _previousTicks;
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_previousTicks = currentTicks;
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}
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if (msec > R_MAX_TIME_DELTA) {
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msec = R_MAX_TIME_DELTA;
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}
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_actor->direct(msec);
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_vm->_events->handleEvents(msec);
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STHREAD_ExecThreads(msec);
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}
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// Per frame processing
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_render->drawScene();
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_system->delay_msecs(0);
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}
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}
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void SagaEngine::shutdown() {
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delete _scene;
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delete _actor;
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delete _script;
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delete _sprite;
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delete _font;
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delete _console;
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CVAR_Shutdown();
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delete _events;
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delete _interface;
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delete _render;
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delete _actionMap;
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delete _isoMap;
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delete _objectMap;
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delete _sndRes;
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delete _sdata;
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// Shutdown system modules */
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delete _music;
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delete _sound;
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delete _anim;
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_system->quit();
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}
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static void CF_quitfunc(int argc, char *argv[], void *refCon) {
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((SagaEngine *)refCon)->shutdown();
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exit(0);
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}
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static void CF_testfunc(int argc, char *argv[], void *refCon) {
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int i;
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_vm->_console->print("Test function invoked: Got %d arguments.", argc);
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for (i = 0; i < argc; i++) {
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_vm->_console->print("Arg %d: %s", i, argv[i]);
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}
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}
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} // End of namespace Saga
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