From 0183007d0b4f3b951ef2c704894655e894ce4a71 Mon Sep 17 00:00:00 2001
From: Paul Gilbert
Date: Thu, 7 Aug 2014 20:31:42 -0400
Subject: ACCESS: Fixes for loading room data

---
 engines/access/access.cpp |  2 +-
 engines/access/access.h   |  2 +-
 engines/access/files.cpp  |  2 +-
 engines/access/room.cpp   | 24 ++++++++++++++++--------
 engines/access/room.h     | 25 +++++++++++++++----------
 engines/access/sound.cpp  |  2 +-
 engines/access/sound.h    |  2 +-
 7 files changed, 36 insertions(+), 23 deletions(-)

(limited to 'engines')

diff --git a/engines/access/access.cpp b/engines/access/access.cpp
index c263ae88fa..ce5d8640f0 100644
--- a/engines/access/access.cpp
+++ b/engines/access/access.cpp
@@ -198,7 +198,7 @@ int AccessEngine::getRandomNumber(int maxNumber) {
 	return _randomSource.getRandomNumber(maxNumber);
 }
 
-void AccessEngine::loadCells(Common::Array<CellIdent> &cells) {
+void AccessEngine::loadCells(Common::Array<RoomInfo::CellIdent> &cells) {
 	for (uint i = 0; i < cells.size(); ++i) {
 		_objectsTable[cells[i]._cell] = _files->loadFile(
 			cells[i]._fileNum, cells[i]._subfile);
diff --git a/engines/access/access.h b/engines/access/access.h
index 87de9ee4e6..a30c905dd7 100644
--- a/engines/access/access.h
+++ b/engines/access/access.h
@@ -213,7 +213,7 @@ public:
 
 	void freeAnimationData();
 
-	void loadCells(Common::Array<CellIdent> &cells);
+	void loadCells(Common::Array<RoomInfo::CellIdent> &cells);
 
 	/**
 	* Clear the cell table
diff --git a/engines/access/files.cpp b/engines/access/files.cpp
index 23171dcfe7..017102b92a 100644
--- a/engines/access/files.cpp
+++ b/engines/access/files.cpp
@@ -141,7 +141,7 @@ void FileManager::setAppended(int fileNum) {
 
 void FileManager::gotoAppended(int subfile) {
 	uint32 offset = _fileIndex[subfile];
-	uint32 size = (subfile == _fileIndex.size() - 1) ? _file.size() - offset :
+	uint32 size = (subfile == (int)_fileIndex.size() - 1) ? _file.size() - offset :
 		_fileIndex[subfile + 1] - offset;
 
 	_file.seek(offset);
diff --git a/engines/access/room.cpp b/engines/access/room.cpp
index 9ead04b2ac..afa42c82f0 100644
--- a/engines/access/room.cpp
+++ b/engines/access/room.cpp
@@ -186,10 +186,13 @@ void Room::loadRoomData(const byte *roomData) {
 	_vm->_scaleI = roomInfo._scaleI;
 	_vm->_screen->_scrollThreshold = roomInfo._scrollThreshold;
 
-	_vm->_screen->_startColor = roomInfo._startColor;
-	_vm->_screen->_numColors = roomInfo._numColors;
-	_vm->_screen->loadPalette(roomInfo._paletteFile._fileNum,
-		roomInfo._paletteFile._subfile);
+	// Handle loading scene palette data
+	if (roomInfo._paletteFile._fileNum != -1) {
+		_vm->_screen->_startColor = roomInfo._startColor;
+		_vm->_screen->_numColors = roomInfo._numColors;
+		_vm->_screen->loadPalette(roomInfo._paletteFile._fileNum,
+			roomInfo._paletteFile._subfile);
+	}
 
 	// Load extra cells
 	_vm->_extraCells.clear();
@@ -270,7 +273,7 @@ void Room::buildScreen() {
 RoomInfo::RoomInfo(const byte *data) {
 	Common::MemoryReadStream stream(data, 999);
 
-	_roomFlag = stream.readByte() != 0;
+	_roomFlag = stream.readByte();
 	_estIndex = (int16)stream.readUint16LE();
 	_musicFile._fileNum = (int16)stream.readUint16LE();
 	_musicFile._subfile = stream.readUint16LE();
@@ -297,8 +300,12 @@ RoomInfo::RoomInfo(const byte *data) {
 	_scrollThreshold = stream.readByte();
 	_paletteFile._fileNum = (int16)stream.readUint16LE();
 	_paletteFile._subfile = stream.readUint16LE();
-	_startColor = stream.readUint16LE();
-	_numColors = stream.readUint16LE();
+	if (_paletteFile._fileNum == -1) {
+		_startColor = _numColors = 0;
+	} else {
+		_startColor = stream.readUint16LE();
+		_numColors = stream.readUint16LE();
+	}
 
 	for (int16 v = (int16)stream.readUint16LE(); v != -1;
 			v = (int16)stream.readUint16LE()) {
@@ -309,9 +316,10 @@ RoomInfo::RoomInfo(const byte *data) {
 
 	for (int16 fileNum = (int16)stream.readUint16LE(); fileNum != -1;
 			fileNum = (int16)stream.readUint16LE()) {
-		FileIdent fi;
+		SoundIdent fi;
 		fi._fileNum = fileNum;
 		fi._subfile = stream.readUint16LE();
+		fi._priority = stream.readUint16LE();
 
 		_sounds.push_back(fi);
 	}
diff --git a/engines/access/room.h b/engines/access/room.h
index 70803b4f70..c42c3f1142 100644
--- a/engines/access/room.h
+++ b/engines/access/room.h
@@ -63,18 +63,23 @@ public:
 	void clearRoom();
 };
 
-struct FileIdent {
-	int _fileNum;
-	int _subfile;
-};
-
-struct CellIdent : FileIdent {
-	byte _cell;
-};
 
 class RoomInfo {
 public:
-	bool _roomFlag;
+	struct FileIdent {
+		int _fileNum;
+		int _subfile;
+	};
+
+	struct CellIdent : FileIdent {
+		byte _cell;
+	};
+	
+	struct SoundIdent : FileIdent {
+		int _priority;
+	};
+public:
+	int _roomFlag;
 	int _estIndex;
 	FileIdent _musicFile;
 	int _scaleH1;
@@ -90,7 +95,7 @@ public:
 	int _startColor;
 	int _numColors;
 	Common::Array<uint32> _vidTable;
-	Common::Array<FileIdent> _sounds;
+	Common::Array<SoundIdent> _sounds;
 public:
 	RoomInfo(const byte *data);
 };
diff --git a/engines/access/sound.cpp b/engines/access/sound.cpp
index 7ac0e4d558..c6897282fa 100644
--- a/engines/access/sound.cpp
+++ b/engines/access/sound.cpp
@@ -68,7 +68,7 @@ void SoundManager::playSound(byte *data, uint32 size) {
 		*/
 }
 
-void SoundManager::loadSounds(Common::Array<FileIdent> &sounds) {
+void SoundManager::loadSounds(Common::Array<RoomInfo::SoundIdent> &sounds) {
 	// TODO
 }
 
diff --git a/engines/access/sound.h b/engines/access/sound.h
index a127051b29..dd94396fa9 100644
--- a/engines/access/sound.h
+++ b/engines/access/sound.h
@@ -60,7 +60,7 @@ public:
 
 	void playSound(int soundIndex);
 
-	void loadSounds(Common::Array<FileIdent> &sounds);
+	void loadSounds(Common::Array<RoomInfo::SoundIdent> &sounds);
 
 	void midiPlay();
 
-- 
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