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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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.
*
*/
/*
* Based on the Reverse Engineering work of Christophe Fontanel,
* maintainer of the Dungeon Master Encyclopaedia (http://dmweb.free.fr/)
*/
#include "common/scummsys.h"
#include "common/system.h"
#include "common/debug.h"
#include "common/debug-channels.h"
#include "common/error.h"
#include "engines/util.h"
#include "engines/engine.h"
#include "graphics/palette.h"
#include "common/file.h"
#include "common/events.h"
#include "common/array.h"
#include "common/algorithm.h"
#include "dm/dm.h"
#include "gfx.h"
#include "dungeonman.h"
#include "eventman.h"
#include "menus.h"
#include "champion.h"
#include "loadsave.h"
#include "objectman.h"
#include "inventory.h"
#include "text.h"
#include "movesens.h"
#include "group.h"
#include "timeline.h"
#include "projexpl.h"
namespace DM {
void warning(bool repeat, const char* s, ...) {
va_list va;
va_start(va, s);
Common::String output = Common::String::vformat(s, va);
va_end(va);
if (repeat) {
::warning(output.c_str());
} else {
static Common::Array<Common::String> stringsPrinted;
if (Common::find(stringsPrinted.begin(), stringsPrinted.end(), s) == stringsPrinted.end()) {
stringsPrinted.push_back(output);
::warning(output.c_str());
}
}
}
void turnDirRight(direction &dir) { dir = (direction)((dir + 1) & 3); }
void turnDirLeft(direction &dir) { dir = (direction)((dir - 1) & 3); }
direction returnOppositeDir(direction dir) { return (direction)((dir + 2) & 3); }
uint16 returnPrevVal(uint16 val) {
return (direction)((val + 3) & 3);
}
uint16 returnNextVal(uint16 val) {
return (val + 1) & 0x3;
}
bool isOrientedWestEast(direction dir) { return dir & 1; }
uint16 toggleFlag(uint16& val, uint16 mask) {
return val ^= mask;
}
uint16 M75_bitmapByteCount(uint16 pixelWidth, uint16 height) {
return pixelWidth / 2 * height;
}
uint16 M21_normalizeModulo4(uint16 val) {
return val & 3;
}
int32 M30_time(int32 map_time) {
return map_time & 0x00FFFFFF;
}
int32 M33_setMapAndTime(int32 &map_time, uint32 map, uint32 time) {
return (map_time) = ((time) | (((long)(map)) << 24));
}
uint16 M29_map(int32 map_time) {
return ((uint16)((map_time) >> 24));
}
Thing M15_thingWithNewCell(Thing thing, int16 cell) {
return Thing(((thing.toUint16()) & 0x3FFF) | ((cell) << 14));
}
int16 M38_distance(int16 mapx1, int16 mapy1, int16 mapx2, int16 mapy2) {
return ABS(mapx1 - mapx2) + ABS(mapy1 - mapy2);
}
DMEngine::DMEngine(OSystem *syst) : Engine(syst), _console(nullptr) {
// Do not load data files
// Do not initialize graphics here
// Do not initialize audio devices here
// Do these from run
//Specify all default directories
//const Common::FSNode gameDataDir(ConfMan.get("example"));
//SearchMan.addSubDirectoryMatching(gameDataDir, "example2");
DebugMan.addDebugChannel(kDMDebugExample, "example", "example desc");
// register random source
_rnd = new Common::RandomSource("quux");
_dungeonMan = nullptr;
_displayMan = nullptr;
_eventMan = nullptr;
_menuMan = nullptr;
_championMan = nullptr;
_loadsaveMan = nullptr;
_objectMan = nullptr;
_inventoryMan = nullptr;
_textMan = nullptr;
_movsens = nullptr;
_groupMan = nullptr;
_timeline = nullptr;
_projexpl = nullptr;
_g298_newGame = false;
_g523_restartGameRequest = false;
_g321_stopWaitingForPlayerInput = true;
_g301_gameTimeTicking = false;
_g524_restartGameAllowed = false;
_g525_gameId = 0;
_g331_pressingEye = false;
_g332_stopPressingEye = false;
_g333_pressingMouth = false;
_g334_stopPressingMouth = false;
_g340_highlightBoxInversionRequested = false;
_g311_projectileDisableMovementTicks = 0;
_g312_lastProjectileDisabledMovementDirection = 0;
_g302_gameWon = false;
_g327_newPartyMapIndex = kM1_mapIndexNone;
_g325_setMousePointerToObjectInMainLoop = false;
_g310_disabledMovementTicks = 0;
_g313_gameTime = 0;
_g353_stringBuildBuffer[0] = '\0';
_g318_waitForInputMaxVerticalBlankCount = 0;
debug("DMEngine::DMEngine");
warning(false, "DUMMY CODE: setting _g298_newGame to true, should be in processEntrance");
_g298_newGame = true;
}
DMEngine::~DMEngine() {
debug("DMEngine::~DMEngine");
// dispose of resources
delete _rnd;
delete _console;
delete _displayMan;
delete _dungeonMan;
delete _eventMan;
delete _menuMan;
delete _championMan;
delete _loadsaveMan;
delete _objectMan;
delete _inventoryMan;
delete _textMan;
delete _movsens;
delete _groupMan;
delete _timeline;
delete _projexpl;
// clear debug channels
DebugMan.clearAllDebugChannels();
}
void DMEngine::f22_delay(uint16 verticalBlank) {
_system->delayMillis(verticalBlank * 20); // Google says most Amiga games had a refreshrate of 50 hz
}
uint16 DMEngine::f30_getScaledProduct(uint16 val, uint16 scale, uint16 vale2) {
return ((uint32)val * vale2) >> scale;
}
void DMEngine::f463_initializeGame() {
_displayMan->f479_loadGraphics();
_displayMan->f460_initializeGraphicData();
// DUMMY CODE: next line
_displayMan->loadPalette(g21_PalDungeonView[0]);
_displayMan->f94_loadFloorSet(k0_FloorSetStone);
_displayMan->f95_loadWallSet(k0_WallSetStone);
_textMan->f54_textInitialize();
_objectMan->loadObjectNames();
_eventMan->initMouse();
//F0441_STARTEND_ProcessEntrance();
while (_loadsaveMan->f435_loadgame() != k1_LoadgameSuccess) {
warning(false, "TODO: F0441_STARTEND_ProcessEntrance");
}
//F0396_MENUS_LoadSpellAreaLinesBitmap() is not needed, every bitmap has been loaded
// There was some memory wizardy for the Amiga platform, I skipped that part
_displayMan->f461_allocateFlippedWallBitmaps();
f462_startGame();
if (_g298_newGame)
_movsens->f267_getMoveResult(Thing::_party, kM1_MapXNotOnASquare, 0, _dungeonMan->_g306_partyMapX, _dungeonMan->_g307_partyMapY);
_eventMan->f78_showMouse();
_eventMan->f357_discardAllInput();
}
void DMEngine::f448_initMemoryManager() {
warning(false, "STUB FUNCTION");
for (uint16 i = 0; i < 16; ++i)
_displayMan->_g347_paletteTopAndBottomScreen[i] = g21_PalDungeonView[0][i];
}
void DMEngine::f462_startGame() {
static Box g61_boxScreenTop(0, 319, 0, 32); // @ G0061_s_Graphic562_Box_ScreenTop
static Box g62_boxScreenRight(224, 319, 33, 169); // @ G0062_s_Graphic562_Box_ScreenRight
static Box g63_boxScreenBottom(0, 319, 169, 199); // @ G0063_s_Graphic562_Box_ScreenBottom
_g331_pressingEye = false;
_g332_stopPressingEye = false;
_g333_pressingMouth = false;
_g334_stopPressingMouth = false;
_g340_highlightBoxInversionRequested = false;
_eventMan->_g341_highlightBoxEnabled = false;
_championMan->_g300_partyIsSleeping = false;
_championMan->_g506_actingChampionOrdinal = M0_indexToOrdinal(kM1_ChampionNone);
_menuMan->_g509_actionAreaContainsIcons = true;
_eventMan->_g599_useChampionIconOrdinalAsMousePointerBitmap = M0_indexToOrdinal(kM1_ChampionNone);
_eventMan->_g441_primaryMouseInput = g447_PrimaryMouseInput_Interface;
_eventMan->_g442_secondaryMouseInput = g448_SecondaryMouseInput_Movement;
_eventMan->_g443_primaryKeyboardInput = g458_primaryKeyboardInput_interface;
_eventMan->_g444_secondaryKeyboardInput = g459_secondaryKeyboardInput_movement;
f3_processNewPartyMap(_dungeonMan->_g309_partyMapIndex);
if (!_g298_newGame) {
warning(false, "TODO: loading game");
assert(false);
} else {
_displayMan->_g578_useByteBoxCoordinates = false;
_displayMan->D24_fillScreenBox(g61_boxScreenTop, k0_ColorBlack);
_displayMan->D24_fillScreenBox(g62_boxScreenRight, k0_ColorBlack);
_displayMan->D24_fillScreenBox(g63_boxScreenBottom, k0_ColorBlack);
}
warning(false, "TODO: build copper");
_menuMan->f395_drawMovementArrows();
_championMan->f278_resetDataToStartGame();
_g301_gameTimeTicking = true;
}
void DMEngine::f3_processNewPartyMap(uint16 mapIndex) {
_groupMan->f194_removeAllActiveGroups();
_dungeonMan->f174_setCurrentMapAndPartyMap(mapIndex);
_displayMan->f96_loadCurrentMapGraphics();
_groupMan->f195_addAllActiveGroups();
_inventoryMan->f337_setDungeonViewPalette();
}
Common::Error DMEngine::run() {
initArrays();
// scummvm/engine specific
initGraphics(320, 200, false);
_console = new Console(this);
_displayMan = new DisplayMan(this);
_dungeonMan = new DungeonMan(this);
_eventMan = new EventManager(this);
_menuMan = new MenuMan(this);
_championMan = new ChampionMan(this);
_loadsaveMan = new LoadsaveMan(this);
_objectMan = new ObjectMan(this);
_inventoryMan = new InventoryMan(this);
_textMan = new TextMan(this);
_movsens = new MovesensMan(this);
_groupMan = new GroupMan(this);
_timeline = new Timeline(this);
_projexpl = new ProjExpl(this);
_displayMan->setUpScreens(320, 200);
f463_initializeGame(); // @ F0463_START_InitializeGame_CPSADEF
while (true) {
f2_gameloop();
warning(false, "TODO: F0444_STARTEND_Endgame(G0303_B_PartyDead);");
}
return Common::kNoError;
}
void DMEngine::f2_gameloop() {
warning(false, "DUMMY CODE: SETTING PARTY POS AND DIRECTION");
_dungeonMan->_g306_partyMapX = 10;
_dungeonMan->_g307_partyMapY = 4;
_dungeonMan->_g308_partyDir = kDirNorth;
_g318_waitForInputMaxVerticalBlankCount = 10;
while (true) {
if (_g327_newPartyMapIndex != kM1_mapIndexNone) {
T0002002:
f3_processNewPartyMap(_g327_newPartyMapIndex);
_movsens->f267_getMoveResult(Thing::_party, kM1_MapXNotOnASquare, 0, _dungeonMan->_g306_partyMapX, _dungeonMan->_g307_partyMapY);
_g327_newPartyMapIndex = kM1_mapIndexNone;
_eventMan->f357_discardAllInput();
}
_timeline->f261_processTimeline();
if (_g327_newPartyMapIndex != kM1_mapIndexNone)
goto T0002002;
if (!_inventoryMan->_g432_inventoryChampionOrdinal && !_championMan->_g300_partyIsSleeping) {
Box box(0, 223, 0, 135);
warning(false, "DUMMY CODE: clearing screen to black");
_displayMan->f135_fillBoxBitmap(_displayMan->_g296_bitmapViewport, box, k0_ColorBlack, k112_byteWidthViewport, k136_heightViewport); // dummy code
_displayMan->f128_drawDungeon(_dungeonMan->_g308_partyDir, _dungeonMan->_g306_partyMapX, _dungeonMan->_g307_partyMapY);
if (_g325_setMousePointerToObjectInMainLoop) {
_g325_setMousePointerToObjectInMainLoop = false;
_eventMan->f78_showMouse();
_eventMan->f68_setPointerToObject(_objectMan->_g412_objectIconForMousePointer);
_eventMan->f77_hideMouse();
}
if (_eventMan->_g326_refreshMousePointerInMainLoop) {
_eventMan->_g326_refreshMousePointerInMainLoop = false;
_eventMan->_g598_mousePointerBitmapUpdated = true;
_eventMan->f78_showMouse();
_eventMan->f77_hideMouse();
}
}
// F0363_COMMAND_HighlightBoxDisable();
// F0065_SOUND_PlayPendingSound_CPSD();
_championMan->f320_applyAndDrawPendingDamageAndWounds();
if (_championMan->_g303_partyDead)
break;
_g313_gameTime++;
if (!(_g313_gameTime & 511))
_inventoryMan->f338_decreaseTorchesLightPower();
if (_championMan->_g407_party._freezeLifeTicks)
_championMan->_g407_party._freezeLifeTicks -= 1;
_menuMan->f390_refreshActionAreaAndSetChampDirMaxDamageReceived();
// if (!((int)_vm->_g313_gameTime & (_vm->_championMan->_g300_partyIsSleeping ? 15 : 63))) {
// F0331_CHAMPION_ApplyTimeEffects_CPSF();
// }
if (_g310_disabledMovementTicks)
_g310_disabledMovementTicks--;
if (_g311_projectileDisableMovementTicks)
_g311_projectileDisableMovementTicks--;
// F0044_TEXT_MESSAGEAREA_ClearExpiredRows();
_g321_stopWaitingForPlayerInput = false;
uint16 vblankCounter = 0;
do {
_eventMan->processInput();
if (_g332_stopPressingEye) {
_g331_pressingEye = false;
_g332_stopPressingEye = false;
_inventoryMan->f353_drawStopPressingEye();
} else if (_g334_stopPressingMouth) {
_g333_pressingMouth = false;
_g334_stopPressingMouth = false;
_inventoryMan->f350_drawStopPressingMouth();
}
_eventMan->f380_processCommandQueue();
_displayMan->updateScreen();
// if (!_vm->_g321_stopWaitingForPlayerInput) {
// F0363_COMMAND_HighlightBoxDisable();
// }
_system->delayMillis(2);
if (++vblankCounter >= _g318_waitForInputMaxVerticalBlankCount * 5)
_g321_stopWaitingForPlayerInput = true;
} while (!_g321_stopWaitingForPlayerInput || !_g301_gameTimeTicking);
}
}
int16 DMEngine::M1_ordinalToIndex(int16 val) {
return val - 1;
}
int16 DMEngine::M0_indexToOrdinal(int16 val) {
return val + 1;
}
} // End of namespace DM
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