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275
backends/platform/3ds/osystem.cpp
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275
backends/platform/3ds/osystem.cpp
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/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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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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*
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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, see <http://www.gnu.org/licenses/>.
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*
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*/
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#define FORBIDDEN_SYMBOL_EXCEPTION_printf
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#define FORBIDDEN_SYMBOL_EXCEPTION_time_h
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#define FORBIDDEN_SYMBOL_EXCEPTION_unistd_h
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#include <3ds.h>
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#include "osystem.h"
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#include "backends/mutex/3ds/3ds-mutex.h"
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#include "backends/saves/default/default-saves.h"
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#include "backends/timer/default/default-timer.h"
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#include "backends/events/default/default-events.h"
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#include "audio/mixer_intern.h"
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#include "common/scummsys.h"
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#include "common/config-manager.h"
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#include "common/str.h"
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#include "backends/fs/posix-drives/posix-drives-fs-factory.h"
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#include "backends/fs/posix-drives/posix-drives-fs.h"
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#include <unistd.h>
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#include <time.h>
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namespace N3DS {
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OSystem_3DS::OSystem_3DS():
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_focusDirty(true),
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_focusRect(Common::Rect(1, 1)),
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_focusPosX(0),
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_focusPosY(0),
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_focusTargetPosX(0),
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_focusTargetPosY(0),
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_focusStepPosX(0),
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_focusStepPosY(0),
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_focusScaleX(1.f),
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_focusScaleY(1.f),
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_focusTargetScaleX(1.f),
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_focusTargetScaleY(1.f),
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_focusStepScaleX(0.f),
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_focusStepScaleY(0.f),
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_focusClearTime(0),
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_cursorPaletteEnabled(false),
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_cursorVisible(false),
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_cursorScalable(false),
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_cursorScreenX(0),
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_cursorScreenY(0),
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_cursorOverlayX(0),
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_cursorOverlayY(0),
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_cursorHotspotX(0),
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_cursorHotspotY(0),
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_gameTopX(0),
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_gameTopY(0),
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_gameBottomX(0),
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_gameBottomY(0),
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_gameWidth(320),
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_gameHeight(240),
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_magX(0),
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_magY(0),
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_magWidth(400),
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_magHeight(240),
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_gameTextureDirty(false),
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_filteringEnabled(true),
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_overlayVisible(false),
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_overlayInGUI(false),
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_screenChangeId(0),
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_magnifyMode(MODE_MAGOFF),
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exiting(false),
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sleeping(false),
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_logger(0),
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_showCursor(true),
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_snapToBorder(true),
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_stretchToFit(false),
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_screen(kScreenBoth)
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{
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chdir("sdmc:/");
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DrivesPOSIXFilesystemFactory *fsFactory = new DrivesPOSIXFilesystemFactory();
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fsFactory->addDrive("sdmc:");
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fsFactory->addDrive("romfs:");
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//
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// Disable newlib's buffered IO, and use ScummVM's own buffering stream wrappers.
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//
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// The newlib version in use in devkitPro has performance issues
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// when seeking with a relative offset. See:
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// https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;a=commit;h=59362c80e3a02c011fd0ef3d7f07a20098d2a9d5
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//
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// devKitPro has a patch to newlib that can cause data corruption when
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// seeking back in files and then reading. See:
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// https://github.com/devkitPro/newlib/issues/16
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//
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fsFactory->configureBuffering(DrivePOSIXFilesystemNode::kBufferingModeScummVM, 2048);
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_fsFactory = fsFactory;
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Posix::assureDirectoryExists("/3ds/scummvm/saves/");
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}
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OSystem_3DS::~OSystem_3DS() {
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exiting = true;
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destroyEvents();
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destroyAudio();
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destroy3DSGraphics();
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delete _logger;
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_logger = 0;
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delete _timerManager;
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_timerManager = 0;
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}
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void OSystem_3DS::quit() {
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printf("OSystem_3DS::quit()\n");
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}
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void OSystem_3DS::initBackend() {
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if (!_logger)
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_logger = new Backends::Log::Log(this);
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if (_logger) {
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Common::WriteStream *logFile = createLogFile();
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if (logFile)
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_logger->open(logFile);
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}
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updateBacklight();
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updateConfig();
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ConfMan.registerDefault("fullscreen", true);
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ConfMan.registerDefault("aspect_ratio", true);
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ConfMan.registerDefault("filtering", true);
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if (!ConfMan.hasKey("vkeybd_pack_name")) {
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ConfMan.set("vkeybd_pack_name", "vkeybd_small");
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}
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_timerManager = new DefaultTimerManager();
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_savefileManager = new DefaultSaveFileManager("sdmc:/3ds/scummvm/saves/");
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init3DSGraphics();
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initAudio();
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EventsBaseBackend::initBackend();
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initEvents();
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}
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void OSystem_3DS::updateBacklight() {
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// Turn off the backlight of any screen not used
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if (R_SUCCEEDED(gspLcdInit())) {
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if (_screen == kScreenTop) {
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GSPLCD_PowerOnBacklight(GSPLCD_SCREEN_TOP);
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GSPLCD_PowerOffBacklight(GSPLCD_SCREEN_BOTTOM);
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} else if (_screen == kScreenBottom) {
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GSPLCD_PowerOnBacklight(GSPLCD_SCREEN_BOTTOM);
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GSPLCD_PowerOffBacklight(GSPLCD_SCREEN_TOP);
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} else {
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GSPLCD_PowerOnBacklight(GSPLCD_SCREEN_BOTH);
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}
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gspLcdExit();
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}
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}
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void OSystem_3DS::updateConfig() {
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if (_gameScreen.getPixels()) {
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updateSize();
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(!_overlayVisible) ? warpMouse(_cursorScreenX, _cursorScreenY) :
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warpMouse(_cursorOverlayX, _cursorOverlayY);
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}
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}
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Common::Path OSystem_3DS::getDefaultConfigFileName() {
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return "sdmc:/3ds/scummvm/scummvm.ini";
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}
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Common::Path OSystem_3DS::getDefaultLogFileName() {
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return "sdmc:/3ds/scummvm/scummvm.log";
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}
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void OSystem_3DS::addSysArchivesToSearchSet(Common::SearchSet &s, int priority) {
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s.add("RomFS", new Common::FSDirectory(DATA_PATH"/"), priority);
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}
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uint32 OSystem_3DS::getMillis(bool skipRecord) {
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return svcGetSystemTick() / TICKS_PER_MSEC;
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}
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void OSystem_3DS::delayMillis(uint msecs) {
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svcSleepThread(msecs * 1000000);
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}
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void OSystem_3DS::getTimeAndDate(TimeDate& td, bool skipRecord) const {
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time_t curTime = time(0);
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struct tm t = *localtime(&curTime);
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td.tm_sec = t.tm_sec;
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td.tm_min = t.tm_min;
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td.tm_hour = t.tm_hour;
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td.tm_mday = t.tm_mday;
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td.tm_mon = t.tm_mon;
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td.tm_year = t.tm_year;
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td.tm_wday = t.tm_wday;
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}
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Common::MutexInternal *OSystem_3DS::createMutex() {
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return create3DSMutexInternal();
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}
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Common::String OSystem_3DS::getSystemLanguage() const {
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u8 langcode;
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CFGU_GetSystemLanguage(&langcode);
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switch (langcode) {
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case CFG_LANGUAGE_JP: return "ja_JP";
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case CFG_LANGUAGE_EN: return "en_US";
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case CFG_LANGUAGE_FR: return "fr_FR";
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case CFG_LANGUAGE_DE: return "de_DE";
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case CFG_LANGUAGE_IT: return "it_IT";
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case CFG_LANGUAGE_ES: return "es_ES";
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case CFG_LANGUAGE_ZH: return "zh_CN";
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case CFG_LANGUAGE_KO: return "ko_KR";
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case CFG_LANGUAGE_NL: return "nl_NL";
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case CFG_LANGUAGE_PT: return "pt_BR";
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case CFG_LANGUAGE_RU: return "ru_RU";
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case CFG_LANGUAGE_TW: return "zh_HK";
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default: return "en_US";
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}
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}
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void OSystem_3DS::fatalError() {
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printf("FatalError!\n");
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}
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void OSystem_3DS::logMessage(LogMessageType::Type type, const char *message) {
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printf("%s", message);
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// Then log into file (via the logger)
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if (_logger)
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_logger->print(message);
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}
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Common::WriteStream *OSystem_3DS::createLogFile() {
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// Start out by resetting _logFilePath, so that in case
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// of a failure, we know that no log file is open.
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_logFilePath.clear();
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Common::Path logFile;
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if (ConfMan.hasKey("logfile"))
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logFile = ConfMan.getPath("logfile");
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else
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logFile = getDefaultLogFileName();
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if (logFile.empty())
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return nullptr;
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Common::FSNode file(logFile);
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Common::WriteStream *stream = file.createWriteStream(false);
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if (stream)
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_logFilePath = logFile;
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return stream;
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}
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} // namespace N3DS
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