DM: Add entrance processing

8 files changed, 133 insertions, 12 deletions

diff --git a/engines/dm/TODOs/todo.txt b/engines/dm/TODOs/todo.txt
index 4aa4d36360..d4162722e9 100644
--- a/engines/dm/TODOs/todo.txt
+++ b/engines/dm/TODOs/todo.txt
@@ -31,4 +31,5 @@ Todo:
 Finish stuff:
 	f380_processCommandQueue
 	Missing main loop methods
+	Save file f433_processCommand140_saveGame fails silently
 
diff --git a/engines/dm/detection.cpp b/engines/dm/detection.cpp
index 1d31a7459d..7d1c463045 100644
--- a/engines/dm/detection.cpp
+++ b/engines/dm/detection.cpp
@@ -83,7 +83,7 @@ public:
 	}
 
 	virtual const ADGameDescription *fallbackDetect(const FileMap &allFiles, const Common::FSList &fslist) const { return gameDescriptions; }
-	virtual bool hasFeature(MetaEngineFeature f) const { return false; }
+
 	virtual bool createInstance(OSystem *syst, Engine **engine, const ADGameDescription *desc) const {
 		if(desc)
 			*engine = new DM::DMEngine(syst);
diff --git a/engines/dm/dm.cpp b/engines/dm/dm.cpp
index d401c7bbe6..2861cf1243 100644
--- a/engines/dm/dm.cpp
+++ b/engines/dm/dm.cpp
@@ -172,6 +172,9 @@ DMEngine::DMEngine(OSystem *syst) : Engine(syst), _console(nullptr) {
 	_g313_gameTime = 0;
 	_g353_stringBuildBuffer[0] = '\0';
 	_g318_waitForInputMaxVerticalBlankCount = 0;
+	for (uint16 i = 0; i < 10; ++i)
+		_g562_entranceDoorAnimSteps[i] = nullptr;
+	_g564_interfaceCredits = nullptr;
 	debug("DMEngine::DMEngine");
 
 
@@ -202,6 +205,12 @@ DMEngine::~DMEngine() {
 	DebugMan.clearAllDebugChannels();
 }
 
+bool DMEngine::hasFeature(EngineFeature f) const {
+	return
+		(f == kSupportsSavingDuringRuntime) ||
+		(f == kSupportsLoadingDuringRuntime);
+}
+
 void DMEngine::f22_delay(uint16 verticalBlank) {
 	_system->delayMillis(verticalBlank * 20); // Google says most Amiga games had a refreshrate of 50 hz
 }
@@ -221,9 +230,9 @@ void DMEngine::f463_initializeGame() {
 	_textMan->f54_textInitialize();
 	_objectMan->loadObjectNames();
 	_eventMan->initMouse();
-	//F0441_STARTEND_ProcessEntrance();
+	f441_processEntrance();
 	while (f435_loadgame() != k1_LoadgameSuccess) {
-		warning(false, "TODO: F0441_STARTEND_ProcessEntrance");
+		f441_processEntrance();
 	}
 	//F0396_MENUS_LoadSpellAreaLinesBitmap() is not needed, every bitmap has been loaded
 
@@ -423,4 +432,103 @@ int16 DMEngine::M0_indexToOrdinal(int16 val) {
 	return val + 1;
 }
 
+
+void DMEngine::f441_processEntrance() {
+	uint16 L1402_ui_AnimationStep;
+	Box L1405_s_Box;
+
+	_eventMan->_g441_primaryMouseInput = g445_PrimaryMouseInput_Entrance;
+	_eventMan->_g442_secondaryMouseInput = nullptr;
+	_eventMan->_g443_primaryKeyboardInput = nullptr;
+	_eventMan->_g444_secondaryKeyboardInput = nullptr;
+	_g562_entranceDoorAnimSteps[0] = new byte[128 * 161 * 12];
+	for (L1402_ui_AnimationStep = 1; L1402_ui_AnimationStep < 8; L1402_ui_AnimationStep++) {
+		_g562_entranceDoorAnimSteps[L1402_ui_AnimationStep] = _g562_entranceDoorAnimSteps[L1402_ui_AnimationStep - 1] + 128 * 161;
+	}
+	_g562_entranceDoorAnimSteps[8] = _g562_entranceDoorAnimSteps[7] + 128 * 161;
+	_g562_entranceDoorAnimSteps[9] = _g562_entranceDoorAnimSteps[8] + 128 * 161 * 2;
+
+	_displayMan->f466_loadIntoBitmap(k3_entranceRightDoorGraphicIndice, _g562_entranceDoorAnimSteps[4]);
+	_displayMan->f466_loadIntoBitmap(k2_entranceLeftDoorGraphicIndice, _g562_entranceDoorAnimSteps[0]);
+	_g564_interfaceCredits = _displayMan->f489_getNativeBitmapOrGraphic(k5_creditsGraphicIndice);
+	_displayMan->_g578_useByteBoxCoordinates = false;
+	L1405_s_Box._x1 = 0;
+	L1405_s_Box._x2 = 100;
+	L1405_s_Box._y1 = 0;
+	L1405_s_Box._y2 = 160;
+	for (L1402_ui_AnimationStep = 1; L1402_ui_AnimationStep < 4; L1402_ui_AnimationStep++) {
+		_displayMan->f132_blitToBitmap(_g562_entranceDoorAnimSteps[0], _g562_entranceDoorAnimSteps[L1402_ui_AnimationStep], L1405_s_Box, L1402_ui_AnimationStep << 2, 0, k64_byteWidth, k64_byteWidth, kM1_ColorNoTransparency, 161, 161);
+		L1405_s_Box._x2 -= 4;
+	}
+	L1405_s_Box._x2 = 127;
+	for (L1402_ui_AnimationStep = 5; L1402_ui_AnimationStep < 8; L1402_ui_AnimationStep++) {
+		L1405_s_Box._x1 += 4;
+		_displayMan->f132_blitToBitmap(_g562_entranceDoorAnimSteps[4], _g562_entranceDoorAnimSteps[L1402_ui_AnimationStep], L1405_s_Box, 0, 0, k64_byteWidth, k64_byteWidth, kM1_ColorNoTransparency, 161, 161);
+	}
+	do {
+		f439_drawEntrance();
+		//_eventMan->f77_hideMouse();
+		//_eventMan->f77_hideMouse();
+		_eventMan->f78_showMouse();
+		_eventMan->f357_discardAllInput();
+		_g298_newGame = k99_modeWaitingOnEntrance;
+		do {
+			_eventMan->processInput();
+			_eventMan->f380_processCommandQueue();
+			_displayMan->updateScreen();
+		} while (_g298_newGame == k99_modeWaitingOnEntrance);
+	} while (_g298_newGame == k202_CommandEntranceDrawCredits);
+	//Strangerke: CHECKME: Earlier versions were using G0566_puc_Graphic534_Sound01Switch
+	warning(false, "MISSING CODE: F0060_SOUND_Play");
+	f22_delay(20);
+	_eventMan->f78_showMouse();
+	if (_g298_newGame) {
+		warning(false, "MISSING CODE: F0438_STARTEND_OpenEntranceDoors();");
+	}
+	delete[] _g562_entranceDoorAnimSteps[0];
+	for (uint16 i = 0; i < 10; ++i)
+		_g562_entranceDoorAnimSteps[i] = nullptr;
+}
+
+
+void DMEngine::f439_drawEntrance() {
+	static Box K0079_s_Box_Entrance_DoorsUpperHalf = {0, 231, 0, 80};
+	static Box K0152_s_Box_Entrance_DoorsLowerHalf = {0, 231, 81, 160};
+	static Box G0010_s_Graphic562_Box_Entrance_ClosedDoorLeft = {0, 104, 30, 190};
+	static Box G0011_s_Graphic562_Box_Entrance_ClosedDoorRight = {105, 231, 30, 190};
+
+	uint16 L1397_ui_ColumnIndex;
+	byte* L1398_apuc_MicroDungeonCurrentMapData[32];
+	Square L1399_auc_MicroDungeonSquares[25];
+
+	_dungeonMan->_g309_partyMapIndex = k255_mapIndexEntrance;
+	_displayMan->_g297_drawFloorAndCeilingRequested = true;
+	_dungeonMan->_g273_currMapWidth = 5;
+	_dungeonMan->_g274_currMapHeight = 5;
+	_dungeonMan->_g271_currMapData = L1398_apuc_MicroDungeonCurrentMapData;
+
+	Map map; // uninitialized, won't be used
+	_dungeonMan->_g269_currMap = &map; 
+	for (uint16 i = 0; i < 25; ++i)
+		L1399_auc_MicroDungeonSquares[i] = Square(k0_ElementTypeWall, 0);
+	for (L1397_ui_ColumnIndex = 0; L1397_ui_ColumnIndex < 5; L1397_ui_ColumnIndex++) {
+		L1398_apuc_MicroDungeonCurrentMapData[L1397_ui_ColumnIndex] = (byte*)&L1399_auc_MicroDungeonSquares[L1397_ui_ColumnIndex * 5];
+		L1399_auc_MicroDungeonSquares[L1397_ui_ColumnIndex + 10] = Square(k1_CorridorElemType, 0);
+	}
+	L1399_auc_MicroDungeonSquares[7] = Square(k1_CorridorElemType, 0);
+	warning(false, "MISSING CODE: F0436_STARTEND_FadeToPalette(G0345_aui_BlankBuffer);");
+
+	// note, a global variable is used here in the original
+	_displayMan->f466_loadIntoBitmap(k4_entranceGraphicIndice, _displayMan->_g348_bitmapScreen);
+	_displayMan->f128_drawDungeon(kDirSouth, 2, 0);
+	warning(false, "IGNORED CODE: G0324_B_DrawViewportRequested = false;");
+
+	_displayMan->_g578_useByteBoxCoordinates = false, _displayMan->f132_blitToBitmap(_displayMan->_g348_bitmapScreen, _g562_entranceDoorAnimSteps[8], K0079_s_Box_Entrance_DoorsUpperHalf, 0, 30, k160_byteWidthScreen, k128_byteWidth, kM1_ColorNoTransparency, 200, 161);
+	_displayMan->_g578_useByteBoxCoordinates = false, _displayMan->f132_blitToBitmap(_displayMan->_g348_bitmapScreen, _g562_entranceDoorAnimSteps[8], K0152_s_Box_Entrance_DoorsLowerHalf, 0, 111, k160_byteWidthScreen, k128_byteWidth, kM1_ColorNoTransparency, 200, 161);
+
+	_displayMan->f21_blitToScreen(_g562_entranceDoorAnimSteps[0], &G0010_s_Graphic562_Box_Entrance_ClosedDoorLeft, k64_byteWidth, kM1_ColorNoTransparency, 161);
+	_displayMan->f21_blitToScreen(_g562_entranceDoorAnimSteps[4], &G0011_s_Graphic562_Box_Entrance_ClosedDoorRight, k64_byteWidth, kM1_ColorNoTransparency, 161);
+	warning(false, "MISSING CODE: F0436_STARTEND_FadeToPalette(g20_PalEntrance);");
+}
+
 } // End of namespace DM
diff --git a/engines/dm/dm.h b/engines/dm/dm.h
index dfc7b4c01c..cbc0bd35e0 100644
--- a/engines/dm/dm.h
+++ b/engines/dm/dm.h
@@ -193,11 +193,13 @@ class DMEngine : public Engine {
 	void initArrays();
 	Common::String getSavefileName(uint16 slot);
 	void writeSaveGameHeader(Common::OutSaveFile *out, const Common::String &saveName);
+	void f439_drawEntrance(); // @ F0439_STARTEND_DrawEntrance
 public:
 	explicit DMEngine(OSystem *syst);
 	~DMEngine();
+	virtual bool hasFeature(EngineFeature f) const;
 
-	void f22_delay(uint16 ms); // @ F0022_MAIN_Delay
+	void f22_delay(uint16 verticalBlank); // @ F0022_MAIN_Delay
 	uint16 f30_getScaledProduct(uint16 val, uint16 scale, uint16 vale2); // @ F0030_MAIN_GetScaledProduct
 	uint16 getRandomNumber(uint32 max) { return _rnd->getRandomNumber(max - 1); }
 	int16 M1_ordinalToIndex(int16 val); // @ M01_ORDINAL_TO_INDEX
@@ -206,12 +208,15 @@ public:
 	virtual Common::Error run(); // @ main
 	void f433_processCommand140_saveGame(uint16 slot, const Common::String desc); // @ F0433_STARTEND_ProcessCommand140_SaveGame_CPSCDF
 	LoadgameResponse f435_loadgame(); // @ F0435_STARTEND_LoadGame_CPSF
+	void f441_processEntrance(); // @ F0441_STARTEND_ProcessEntrance
 
 private:
 	int16 _g528_saveFormat; // @ G0528_i_Format
 	int16 _g527_platform; // @ G0527_i_Platform
 	uint16 _g526_dungeonId; // @ G0526_ui_DungeonID
 	Console *_console;
+	byte *_g562_entranceDoorAnimSteps[10]; // @ G0562_apuc_Bitmap_EntranceDoorAnimationSteps
+	byte *_g564_interfaceCredits; // @ G0564_puc_Graphic5_InterfaceCredits
 public:
 	Common::RandomSource *_rnd;
 	DisplayMan *_displayMan;
@@ -228,7 +233,7 @@ public:
 	ProjExpl *_projexpl;
 
 
-	bool _g298_newGame; // @ G0298_B_NewGame
+	int16 _g298_newGame; // @ G0298_B_NewGame
 	bool _g523_restartGameRequest; // @ G0523_B_RestartGameRequested
 
 	bool _g321_stopWaitingForPlayerInput; // @ G0321_B_StopWaitingForPlayerInput
diff --git a/engines/dm/eventman.cpp b/engines/dm/eventman.cpp
index 5fe80e2eda..6e868f73de 100644
--- a/engines/dm/eventman.cpp
+++ b/engines/dm/eventman.cpp
@@ -740,6 +740,7 @@ void EventManager::f380_processCommandQueue() {
 	if (cmdType == k140_CommandSaveGame) {
 		if ((_vm->_championMan->_g305_partyChampionCount > 0) && !_vm->_championMan->_g299_candidateChampionOrdinal) {
 			warning(false, "MISSING CODE: F0433_STARTEND_ProcessCommand140_SaveGame_CPSCDF();");
+			_vm->f433_processCommand140_saveGame(1, "Nice save:)");
 		}
 		return;
 	}
diff --git a/engines/dm/gfx.cpp b/engines/dm/gfx.cpp
index 5efb3f05ac..dae340085f 100644
--- a/engines/dm/gfx.cpp
+++ b/engines/dm/gfx.cpp
@@ -772,6 +772,8 @@ void DisplayMan::setUpScreens(uint16 width, uint16 height) {
 	delete[] _g348_bitmapScreen;
 	_g348_bitmapScreen = new byte[_screenWidth * _screenHeight];
 	fillScreen(k0_ColorBlack);
+
+	_g74_tmpBitmap = new byte[_screenWidth * _screenHeight];
 }
 
 void DisplayMan::f479_loadGraphics() {
@@ -2248,11 +2250,13 @@ void DisplayMan::f128_drawDungeon(direction dir, int16 posX, int16 posY) {
 	f126_drawSquareD0R(dir, tmpPosX, tmpPosY);
 	f127_drawSquareD0C(dir, posX, posY);
 
-	_g698_bitmapWallSet_Wall_D3LCR = _g95_bitmapWall_D3LCR_Native;
-	_g699_bitmapWallSet_Wall_D2LCR = _g96_bitmapWall_D2LCR_Native;
-	_g700_bitmapWallSet_Wall_D1LCR = _g97_bitmapWall_D1LCR_Native;
-	_g701_bitmapWallSet_Wall_D0L = _g98_bitmapWall_D0L_Native;
-	_g702_bitmapWallSet_Wall_D0R = _g99_bitmapWall_D0R_Native;
+	if (_g76_useFlippedWallAndFootprintsBitmap) {
+		_g698_bitmapWallSet_Wall_D3LCR = _g95_bitmapWall_D3LCR_Native;
+		_g699_bitmapWallSet_Wall_D2LCR = _g96_bitmapWall_D2LCR_Native;
+		_g700_bitmapWallSet_Wall_D1LCR = _g97_bitmapWall_D1LCR_Native;
+		_g701_bitmapWallSet_Wall_D0L = _g98_bitmapWall_D0L_Native;
+		_g702_bitmapWallSet_Wall_D0R = _g99_bitmapWall_D0R_Native;
+	}
 
 	f97_drawViewport((_vm->_dungeonMan->_g309_partyMapIndex != k255_mapIndexEntrance) ? 1 : 0);
 	if (_vm->_dungeonMan->_g309_partyMapIndex != k255_mapIndexEntrance)
@@ -2320,7 +2324,6 @@ void DisplayMan::f96_loadCurrentMapGraphics() {
 	f95_loadWallSet(_vm->_dungeonMan->_g269_currMap->_wallSet);
 
 	{
-		_g74_tmpBitmap = new byte[_screenWidth * _screenHeight];
 		_g578_useByteBoxCoordinates = true;
 
 		f99_copyBitmapAndFlipHorizontal(_g95_bitmapWall_D3LCR_Native = _g698_bitmapWallSet_Wall_D3LCR, _g74_tmpBitmap,
diff --git a/engines/dm/gfx.h b/engines/dm/gfx.h
index d1cc5b77cd..2a18b39b39 100644
--- a/engines/dm/gfx.h
+++ b/engines/dm/gfx.h
@@ -202,6 +202,10 @@ enum ViewCell {
 };
 
 enum GraphicIndice {
+	k2_entranceLeftDoorGraphicIndice = 2, // @ C002_GRAPHIC_ENTRANCE_LEFT_DOOR
+	k3_entranceRightDoorGraphicIndice = 3, // @ C003_GRAPHIC_ENTRANCE_RIGHT_DOOR
+	k4_entranceGraphicIndice = 4, // @ C004_GRAPHIC_ENTRANCE
+	k5_creditsGraphicIndice = 5, // @ C005_GRAPHIC_CREDITS
 	k8_StatusBoxDeadChampion = 8, // @ C008_GRAPHIC_STATUS_BOX_DEAD_CHAMPION
 	k9_MenuSpellAreaBackground = 9, // @ C009_GRAPHIC_MENU_SPELL_AREA_BACKGROUND
 	k10_MenuActionAreaIndice = 10, // @ C010_GRAPHIC_MENU_ACTION_AREA
diff --git a/engines/dm/loadsave.cpp b/engines/dm/loadsave.cpp
index 9d705ef8e5..28b57f2651 100644
--- a/engines/dm/loadsave.cpp
+++ b/engines/dm/loadsave.cpp
@@ -176,5 +176,4 @@ void DMEngine::writeSaveGameHeader(Common::OutSaveFile* out, const Common::Strin
 	out->writeUint32BE(playTime);
 }
 
-
 }