AVALANCHE: Add Ghostroom's skeleton.

6 files changed, 178 insertions, 2 deletions

diff --git a/engines/avalanche/animation.cpp b/engines/avalanche/animation.cpp
index 639abe99b3..375d393acf 100644
--- a/engines/avalanche/animation.cpp
+++ b/engines/avalanche/animation.cpp
@@ -818,7 +818,7 @@ void Animation::callSpecial(uint16 which) {
 		_vm->fadeOut();
 		_sprites[0]->turn(kDirRight); // you'll see this after we get back from bootstrap
 		_vm->_timer->addTimer(1, Timer::kProcGhostRoomPhew, Timer::kReasonGhostRoomPhew);
-		//_vm->_enid->backToBootstrap(3); TODO: Replace it with proper ScummVM-friendly function(s)!  Do not remove until then!
+		_vm->_ghostroom->run();
 		break;
 	case 5:
 		if (_vm->_friarWillTieYouUp) {
diff --git a/engines/avalanche/avalanche.cpp b/engines/avalanche/avalanche.cpp
index a7e7be0ad3..902f057ebe 100644
--- a/engines/avalanche/avalanche.cpp
+++ b/engines/avalanche/avalanche.cpp
@@ -56,6 +56,7 @@ AvalancheEngine::AvalancheEngine(OSystem *syst, const AvalancheGameDescription *
 	_closing = nullptr;
 	_sound = nullptr;
 	_nim = nullptr;
+	_ghostroom = nullptr;
 
 	_platform = gd->desc.platform;
 	initVariables();
@@ -79,6 +80,7 @@ AvalancheEngine::~AvalancheEngine() {
 	delete _closing;
 	delete _sound;
 	delete _nim;
+	delete _ghostroom;
 
 	for (int i = 0; i < 31; i++) {
 		for (int j = 0; j < 2; j++) {
@@ -162,6 +164,7 @@ Common::ErrorCode AvalancheEngine::initialize() {
 	_closing = new Closing(this);
 	_sound = new SoundHandler(this);
 	_nim = new Nim(this);
+	_ghostroom = new GhostRoom(this);
 
 	_graphics->init();
 	_dialogs->init();
diff --git a/engines/avalanche/avalanche.h b/engines/avalanche/avalanche.h
index fe13fa8d9e..0e19d7cfe2 100644
--- a/engines/avalanche/avalanche.h
+++ b/engines/avalanche/avalanche.h
@@ -43,6 +43,7 @@
 #include "avalanche/sound.h"
 #include "avalanche/nim.h"
 #include "avalanche/clock.h"
+#include "avalanche/ghostroom.h"
 
 #include "common/serializer.h"
 
@@ -87,6 +88,7 @@ public:
 	Closing *_closing;
 	SoundHandler *_sound;
 	Nim *_nim;
+	GhostRoom *_ghostroom;
 
 	OSystem *_system;
 
diff --git a/engines/avalanche/ghostroom.cpp b/engines/avalanche/ghostroom.cpp
new file mode 100644
index 0000000000..ae371181d4
--- /dev/null
+++ b/engines/avalanche/ghostroom.cpp
@@ -0,0 +1,75 @@
+/* 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.
+*
+*/
+
+/*
+* This code is based on the original source code of Lord Avalot d'Argent version 1.3.
+* Copyright (c) 1994-1995 Mike: Mark and Thomas Thurman.
+*/
+
+#include "avalanche/avalanche.h"
+#include "avalanche/ghostroom.h"
+
+namespace Avalanche {
+
+const int8 GhostRoom::kAdjustment[5] = { 7, 0, 7, 7, 7 };
+
+const byte GhostRoom::kPlaneToUse[4] = { 2, 2, 2, 3 };
+
+const byte GhostRoom::kWaveOrder[5] = { 5, 1, 2, 3, 4 };
+
+const byte GhostRoom::kGlerkFade[26] = { 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 1 };
+
+const byte GhostRoom::kGreldetFade[18] = { 1, 2, 3, 4, 5, 6, 6, 6, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1 };
+
+GhostRoom::GhostRoom(AvalancheEngine *vm) {
+	_vm = vm;
+}
+
+void GhostRoom::plainGrab() {
+	warning("STUB: plainGrab()");
+}
+
+void GhostRoom::getMe(void *p) {
+	warning("STUB: getMe()");
+}
+
+void GhostRoom::getMeAargh(byte which) {
+	warning("STUB: getMeAargh()");
+}
+
+void GhostRoom::wait(uint16 howLong) {
+	warning("STUB: wait()");
+}
+
+void GhostRoom::doBat() {
+	warning("STUB: doBat()");
+}
+
+void GhostRoom::bigGreenEyes(byte how) {
+	warning("STUB: bigGreenEyes()");
+}
+
+void GhostRoom::run() {
+	warning("STUB: run()");
+}
+
+} // End of namespace Avalanche
diff --git a/engines/avalanche/ghostroom.h b/engines/avalanche/ghostroom.h
new file mode 100644
index 0000000000..e6dbfe4d52
--- /dev/null
+++ b/engines/avalanche/ghostroom.h
@@ -0,0 +1,95 @@
+/* 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.
+*
+*/
+
+/*
+* This code is based on the original source code of Lord Avalot d'Argent version 1.3.
+* Copyright (c) 1994-1995 Mike: Mark and Thomas Thurman.
+*/
+
+#ifndef AVALANCHE_GHOSTROOM_H
+#define AVALANCHE_GHOSTROOM_H
+
+#include "common/scummsys.h"
+
+namespace Avalanche {
+class AvalancheEngine;
+
+class GhostRoom {
+public:
+	GhostRoom(AvalancheEngine *vm);
+
+	void run();
+
+private:
+	AvalancheEngine *_vm;
+
+	static const int8 kAdjustment[5];
+	static const byte kPlaneToUse[4];
+	static const byte kWaveOrder[5];
+	static const byte kGlerkFade[26];
+	static const byte kGreldetFade[18];
+
+	enum FlavourType { ch_EGA, ch_BGI, ch_Natural, ch_Two, ch_One };
+
+	struct ChunkBlockType {
+		FlavourType _flavour;
+		int8 _x, _y;
+		int8 _xl, _yl;
+		int32 _size;
+	};
+
+	typedef byte GlerkType[6][4][35][9];
+	
+	Common::File _f;
+	ChunkBlockType _cb;
+	byte _ghost[5][2][66][26];
+	void *_memLevel;
+	byte _y, _yy, _bit, _xofs;
+	void *_eyes[2];
+	void *_exclamation;
+	void *_aargh[6];
+	void *_bat[3];
+	GlerkType *_glerk;
+	void *_greenEyes[5];
+	void *_greldet[6][2];
+	Common::Point _aarghWhere[6];
+	int16 _gd, _gm;
+	bool _gb;
+	byte _glerkStage;
+	int16 _batX, _batY;
+	uint16 _batCount;
+	int8 _aarghCount;
+	int16 _greldetX, _greldetY;
+	byte _greldetCount;
+	bool _redGreldet;
+
+	void plainGrab();
+	void getMe(void *p);
+	void getMeAargh(byte which);
+	void wait(uint16 howLong);
+	void doBat();
+	void bigGreenEyes(byte how);
+};
+
+} // End of namespace Avalanche
+
+#endif // AVALANCHE_GHOSTROOM_H
diff --git a/engines/avalanche/module.mk b/engines/avalanche/module.mk
index 39ca94e3f8..6cc5b6684b 100644
--- a/engines/avalanche/module.mk
+++ b/engines/avalanche/module.mk
@@ -17,7 +17,8 @@ MODULE_OBJS = \
 	sound.o \
 	timer.o \
 	nim.o \
-	clock.o
+	clock.o \
+	ghostroom.o
 	
 # This module can be built as a plugin
 ifeq ($(ENABLE_AVALANCHE), DYNAMIC_PLUGIN)