ZorkCursor::ZorkCursor(const Common::String &fileName)
: _width(0),
_height(0),
_hotspotX(0),
_hotspotY(0) {
Common::File file;
if (!file.open(fileName))
return;
uint32 magic = file.readUint32BE();
if (magic != MKTAG('Z', 'C', 'R', '1')) {
warning("%s is not a Zork Cursor file", fileName.c_str());
return;
}
_hotspotX = file.readUint16LE();
_hotspotY = file.readUint16LE();
_width = file.readUint16LE();
_height = file.readUint16LE();
uint dataSize = _width * _height * sizeof(uint16);
_surface.create(_width, _height, Graphics::PixelFormat(2, 5, 5, 5, 0, 10, 5, 0, 0));
uint32 bytesRead = file.read(_surface.getPixels(), dataSize);
assert(bytesRead == dataSize);
// Convert to RGB 565
_surface.convertToInPlace(Graphics::PixelFormat(2, 5, 6, 5, 0, 11, 5, 0, 0));
}
InventoryData *Resource::readInventory(const Common::String fileName) {
Common::File *dataFile = openDataFile(fileName, MKTAG('I', 'N', 'V', '1'));
_vm->_numInv = dataFile->readUint16LE();
InventoryData *inventory = new InventoryData[_vm->_numInv + 1];
for (int i = 1; i <= _vm->_numInv; i++) {
inventory[i]._quantity = dataFile->readUint16LE();
inventory[i]._name = readString(dataFile);
inventory[i]._bitmapName = readString(dataFile);
}
delete dataFile;
return inventory;
}
int AgiEngine::loadWords_v1(Common::File &f) {
char str[64];
int k;
debug(0, "Loading dictionary");
// Loop through alphabet, as words in the dictionary file are sorted by
// first character
f.seek(f.pos() + 26 * 2, SEEK_SET);
do {
// Read next word
for (k = 0; k < (int)sizeof(str) - 1; k++) {
str[k] = f.readByte();
if (str[k] == 0 || (uint8)str[k] == 0xFF)
break;
}
// And store it in our internal dictionary
if (k > 0) {
AgiWord *w = new AgiWord;
w->word = myStrndup(str, k + 1);
w->id = f.readUint16LE();
_game.words[str[0] - 'a'].push_back(w);
debug(3, "'%s' (%d)", w->word, w->id);
}
} while((uint8)str[0] != 0xFF);
return errOK;
}
/**
* Loads the contents of the mort.dat data file
*/
Common::ErrorCode MortevielleEngine::loadMortDat() {
Common::File f;
// Open the mort.dat file
if (!f.open(MORT_DAT)) {
Common::String msg = Common::String::format(_("Unable to locate the '%s' engine data file."), MORT_DAT);
GUIErrorMessage(msg);
return Common::kReadingFailed;
}
// Validate the data file header
char fileId[4];
f.read(fileId, 4);
if (strncmp(fileId, "MORT", 4) != 0) {
Common::String msg = Common::String::format(_("The '%s' engine data file is corrupt."), MORT_DAT);
GUIErrorMessage(msg);
return Common::kReadingFailed;
}
// Check the version
int majVer = f.readByte();
int minVer = f.readByte();
if (majVer < MORT_DAT_REQUIRED_VERSION) {
Common::String msg = Common::String::format(
_("Incorrect version of the '%s' engine data file found. Expected %d.%d but got %d.%d."),
MORT_DAT, MORT_DAT_REQUIRED_VERSION, 0, majVer, minVer);
GUIErrorMessage(msg);
return Common::kReadingFailed;
}
// Loop to load resources from the data file
while (f.pos() < f.size()) {
// Get the Id and size of the next resource
char dataType[4];
int dataSize;
f.read(dataType, 4);
dataSize = f.readUint16LE();
if (!strncmp(dataType, "FONT", 4)) {
// Font resource
_screenSurface->readFontData(f, dataSize);
} else if (!strncmp(dataType, "SSTR", 4)) {
readStaticStrings(f, dataSize, kStaticStrings);
} else if ((!strncmp(dataType, "GSTR", 4)) && (!_txxFileFl)) {
readStaticStrings(f, dataSize, kGameStrings);
} else if (!strncmp(dataType, "VERB", 4)) {
_menu->readVerbNums(f, dataSize);
} else {
// Unknown section
f.skip(dataSize);
}
}
// Close the file
f.close();
assert(_engineStrings.size() > 0);
return Common::kNoError;
}
Common::SeekableReadStream *Hqr::createReadStreamForIndex(int index) const {
if (index >= _numIndices)
return 0;
uint32 realSize;
uint32 compressedSize;
uint16 mode;
Common::File *file = new Common::File();
file->open(_hqrFileName);
file->seek(_indices[index]);
realSize = file->readUint32LE();
compressedSize = file->readUint32LE();
mode = file->readUint16LE();
uint32 begin = _indices[index] + 10;
uint32 end = 0;
if (mode == 0) {
end = begin + realSize;
} else {
end = begin + compressedSize;
}
Common::SeekableReadStream *stream = new Common::SeekableSubReadStream(file, begin, end, DisposeAfterUse::YES);
if (mode != 0) {
stream = new LzssReadStream(stream, mode, realSize);
}
return stream;
}
// AUDIOnnn.MAP contains 10-byte entries:
// Early format:
// w 5 bits resource type and 11 bits resource number
// dw 7 bits volume number and 25 bits offset
// dw size
// Later format:
// w nEntry
// dw offset+volume (as in resource.map)
// dw size
// ending with 10 0xFFs
int ResourceManager::readAudioMapSCI1(ResourceSource *map, bool unload) {
Common::File file;
if (!file.open(map->getLocationName()))
return SCI_ERROR_RESMAP_NOT_FOUND;
bool oldFormat = (file.readUint16LE() >> 11) == kResourceTypeAudio;
file.seek(0);
for (;;) {
uint16 n = file.readUint16LE();
uint32 offset = file.readUint32LE();
uint32 size = file.readUint32LE();
if (file.eos() || file.err()) {
warning("Error while reading %s", map->getLocationName().c_str());
return SCI_ERROR_RESMAP_NOT_FOUND;
}
if (n == 0xffff)
break;
byte volume_nr;
if (oldFormat) {
n &= 0x07ff; // Mask out resource type
volume_nr = offset >> 25; // most significant 7 bits
offset &= 0x01ffffff; // least significant 25 bits
} else {
volume_nr = offset >> 28; // most significant 4 bits
offset &= 0x0fffffff; // least significant 28 bits
}
ResourceSource *src = findVolume(map, volume_nr);
if (src) {
const ResourceId resId(kResourceTypeAudio, n);
if (unload)
removeAudioResource(resId);
else
addResource(resId, src, offset, size, map->getLocationName());
} else {
warning("Failed to find audio volume %i", volume_nr);
return SCI_ERROR_NO_RESOURCE_FILES_FOUND;
}
}
Common::SeekableReadStream *MADSResourceManager::loadResource(const char *resourceName, bool loadFlag) {
Common::File hagFile;
uint32 offset = 0, size = 0;
// If the first character is a '@' then look for an external file
if (*resourceName == '@') {
++resourceName;
hagFile.open(resourceName);
if (loadFlag)
return hagFile.readStream(hagFile.size());
else
return new Common::SeekableSubReadStream(&hagFile, 0, hagFile.size());
}
// If the first character is the wildcard (resource indicator), skip over it
if (*resourceName == '*')
++resourceName;
char resName[20];
strcpy(resName, resourceName);
str_upper(resName);
hagFile.open(getResourceFilename(resName));
// Validate hag file header
char headerBuffer[16];
if ((hagFile.read(headerBuffer, 16) != 16) || (strncmp(headerBuffer, madsConcatString, 10) != 0))
error("Invalid HAG file opened");
int numEntries = hagFile.readUint16LE();
int resIndex = -1;
while (++resIndex < numEntries) {
// Read in the details of the next resource
char resourceBuffer[14];
offset = hagFile.readUint32LE();
size = hagFile.readUint32LE();
hagFile.read(resourceBuffer, 14);
if (!strcmp(resName, resourceBuffer))
break;
}
if (resIndex == numEntries)
error("Invalid resource '%s' specified", resourceName);
// Get the resource, either loading it in it's entirely or getting a stream reference
if (loadFlag) {
hagFile.seek(offset);
return hagFile.readStream(size);
} else {
return new Common::SeekableSubReadStream(&hagFile, offset, offset + size);
}
}
void Resource::readRoomData(const Common::String fileName) {
Common::File *dataFile = openDataFile(fileName, MKTAG('D', 'O', 'R', '1'));
_vm->_manyRooms = dataFile->readUint16LE();
_vm->_highestCondition = dataFile->readUint16LE();
_vm->_rooms = new RoomData[_vm->_manyRooms + 1];
for (int i = 1; i <= _vm->_manyRooms; i++) {
RoomData *curRoom = &_vm->_rooms[i];
curRoom->_doors[kDirectionNorth] = dataFile->readUint16LE();
curRoom->_doors[kDirectionSouth] = dataFile->readUint16LE();
curRoom->_doors[kDirectionEast] = dataFile->readUint16LE();
curRoom->_doors[kDirectionWest] = dataFile->readUint16LE();
curRoom->_transitionType = dataFile->readByte();
}
delete dataFile;
}
Font::Font(Common::String filename) {
const uint32 headerFont = MKTAG('T', 'F', 'F', '\0');
Common::File stream;
stream.open(filename);
uint32 header = stream.readUint32BE();
if (header != headerFont)
error("Invalid resource - %s", filename.c_str());
stream.skip(4); // total memory
_count = stream.readUint16LE();
_first = stream.readUint16LE();
_last = stream.readUint16LE();
_width = stream.readUint16LE();
_height = stream.readUint16LE();
_fontSurface.create(_width * _count, _height, ::Graphics::PixelFormat::createFormatCLUT8());
byte cur;
int bitIndex = 7;
byte *p;
cur = stream.readByte();
for (uint n = 0; n < _count; n++) {
for (uint y = 0; y < _height; y++) {
p = (byte *)_fontSurface.getBasePtr(n * _width, y);
for (uint x = n * _width; x < n * _width + _width; x++) {
*p++ = (cur & (1 << bitIndex)) ? 0 : 0xFF;
bitIndex--;
if (bitIndex < 0) {
bitIndex = 7;
cur = stream.readByte();
}
}
}
}
}
/**
* Loads the contents of the mort.dat data file
*/
Common::ErrorCode MortevielleEngine::loadMortDat() {
Common::File f;
// Open the mort.dat file
if (!f.open(MORT_DAT)) {
GUIErrorMessage("Could not locate 'mort.dat'.");
return Common::kReadingFailed;
}
// Validate the data file header
char fileId[4];
f.read(fileId, 4);
if (strncmp(fileId, "MORT", 4) != 0) {
GUIErrorMessage("The located mort.dat data file is invalid");
return Common::kReadingFailed;
}
// Check the version
if (f.readByte() < MORT_DAT_REQUIRED_VERSION) {
GUIErrorMessage("The located mort.dat data file is too old, please download an updated version on scummvm.org");
return Common::kReadingFailed;
}
f.readByte(); // Minor version
// Loop to load resources from the data file
while (f.pos() < f.size()) {
// Get the Id and size of the next resource
char dataType[4];
int dataSize;
f.read(dataType, 4);
dataSize = f.readUint16LE();
if (!strncmp(dataType, "FONT", 4)) {
// Font resource
_screenSurface.readFontData(f, dataSize);
} else if (!strncmp(dataType, "SSTR", 4)) {
readStaticStrings(f, dataSize, kStaticStrings);
} else if ((!strncmp(dataType, "GSTR", 4)) && (!_txxFileFl)) {
readStaticStrings(f, dataSize, kGameStrings);
} else if (!strncmp(dataType, "VERB", 4)) {
_menu.readVerbNums(f, dataSize);
} else {
// Unknown section
f.skip(dataSize);
}
}
// Close the file
f.close();
assert(_engineStrings.size() > 0);
return Common::kNoError;
}
TextFont *Resource::getFont(const Common::String fileName) {
// TODO: Add support for the font format of the Amiga version
Common::File *dataFile = openDataFile(fileName, MKTAG('V', 'G', 'A', 'F'));
uint32 headerSize = 4 + 2 + 256 * 3 + 4;
uint32 fileSize = dataFile->size();
if (fileSize <= headerSize)
return nullptr;
TextFont *textfont = new TextFont();
textfont->_dataLength = fileSize - headerSize;
textfont->_height = dataFile->readUint16LE();
dataFile->read(textfont->_widths, 256);
for (int i = 0; i < 256; i++)
textfont->_offsets[i] = dataFile->readUint16LE();
dataFile->skip(4);
textfont->_data = new byte[textfont->_dataLength + 4];
dataFile->read(textfont->_data, textfont->_dataLength);
delete dataFile;
return textfont;
}
void LabEngine::loadMapData() {
Common::File *mapImages = _resource->openDataFile("P:MapImage");
_imgMap = new Image(mapImages, this);
_imgRoom = new Image(mapImages, this);
_imgUpArrowRoom = new Image(mapImages, this);
_imgDownArrowRoom = new Image(mapImages, this);
_imgHRoom = new Image(mapImages, this);
_imgVRoom = new Image(mapImages, this);
_imgMaze = new Image(mapImages, this);
_imgHugeMaze = new Image(mapImages, this);
_imgMapX[kDirectionNorth] = new Image(mapImages, this);
_imgMapX[kDirectionEast] = new Image(mapImages, this);
_imgMapX[kDirectionSouth] = new Image(mapImages, this);
_imgMapX[kDirectionWest] = new Image(mapImages, this);
_imgPath = new Image(mapImages, this);
_imgBridge = new Image(mapImages, this);
_mapButtonList.push_back(_interface->createButton( 8, _utils->vgaScaleY(105), 0, Common::KEYCODE_ESCAPE, new Image(mapImages, this), new Image(mapImages, this))); // back
_mapButtonList.push_back(_interface->createButton( 55, _utils->vgaScaleY(105), 1, Common::KEYCODE_UP, new Image(mapImages, this), new Image(mapImages, this))); // up
_mapButtonList.push_back(_interface->createButton(101, _utils->vgaScaleY(105), 2, Common::KEYCODE_DOWN, new Image(mapImages, this), new Image(mapImages, this))); // down
delete mapImages;
Common::File *mapFile = _resource->openDataFile("Lab:Maps", MKTAG('M', 'A', 'P', '0'));
updateEvents();
_maxRooms = mapFile->readUint16LE();
_maps = new MapData[_maxRooms + 1]; // will be freed when the user exits the map
for (int i = 0; i <= _maxRooms; i++) {
_maps[i]._x = mapFile->readUint16LE();
_maps[i]._y = mapFile->readUint16LE();
_maps[i]._pageNumber = mapFile->readUint16LE();
_maps[i]._specialID = (SpecialRoom) mapFile->readUint16LE();
_maps[i]._mapFlags = mapFile->readUint32LE();
}
delete mapFile;
}
bool ScummDebugger::Cmd_ImportRes(int argc, const char** argv) {
Common::File file;
uint32 size;
int resnum;
if (argc != 4) {
DebugPrintf("Syntax: importres <restype> <filename> <resnum>\n");
return true;
}
resnum = atoi(argv[3]);
// FIXME add bounds check
if (!strncmp(argv[1], "scr", 3)) {
file.open(argv[2], Common::File::kFileReadMode);
if (file.isOpen() == false) {
DebugPrintf("Could not open file %s\n", argv[2]);
return true;
}
if (_vm->_game.features & GF_SMALL_HEADER) {
size = file.readUint16LE();
file.seek(-2, SEEK_CUR);
} else if (_vm->_game.features & GF_SMALL_HEADER) {
if (_vm->_game.version == 4)
file.seek(8, SEEK_CUR);
size = file.readUint32LE();
file.readUint16LE();
file.seek(-6, SEEK_CUR);
} else {
file.readUint32BE();
size = file.readUint32BE();
file.seek(-8, SEEK_CUR);
}
file.read(_vm->res.createResource(rtScript, resnum, size), size);
} else
DebugPrintf("Unknown importres type '%s'\n", argv[1]);
return true;
}
void Music::loadSoundEffect(const Common::String filename, bool loop, bool waitTillFinished) {
stopSoundEffect();
Common::File *file = _vm->_resource->openDataFile(filename, MKTAG('D', 'I', 'F', 'F'));
if (!file)
return;
_vm->_anim->_doBlack = false;
uint32 magicBytes = file->readUint32LE();
if (magicBytes != 1219009121) {
warning("readSound: Bad signature, skipping");
return;
}
uint32 soundTag = file->readUint32LE();
uint32 soundSize = file->readUint32LE();
if (soundTag != 0)
return;
file->skip(soundSize); // skip the header
while (soundTag != 65535) {
_vm->updateEvents();
soundTag = file->readUint32LE();
soundSize = file->readUint32LE() - 8;
if ((soundTag == 30) || (soundTag == 31)) {
if (waitTillFinished) {
while (isSoundEffectActive()) {
_vm->updateEvents();
_vm->waitTOF();
}
}
file->skip(4);
uint16 sampleRate = file->readUint16LE();
file->skip(2);
playSoundEffect(sampleRate, soundSize, loop, file);
} else if (soundTag == 65535) {
if (waitTillFinished) {
while (isSoundEffectActive()) {
_vm->updateEvents();
_vm->waitTOF();
}
}
} else
file->skip(soundSize);
}
}
/**
* Reads boot file for program environment. Fatal error if not there or
* file checksum is bad. De-crypts structure while checking checksum
*/
void FileManager::readBootFile() {
debugC(1, kDebugFile, "readBootFile()");
Common::File ofp;
if (!ofp.open(getBootFilename())) {
if (_vm->_gameVariant == kGameVariantH1Dos) {
//TODO initialize properly _boot structure
warning("readBootFile - Skipping as H1 Dos may be a freeware");
memset(_vm->_boot._distrib, '\0', sizeof(_vm->_boot._distrib));
_vm->_boot._registered = kRegFreeware;
return;
} else if (_vm->getPlatform() == Common::kPlatformPC) {
warning("readBootFile - Skipping as H2 and H3 Dos may be shareware");
memset(_vm->_boot._distrib, '\0', sizeof(_vm->_boot._distrib));
_vm->_boot._registered = kRegShareware;
return;
} else {
Utils::notifyBox(Common::String::format("Missing startup file '%s'", getBootFilename()));
_vm->getGameStatus()._doQuitFl = true;
return;
}
}
if (ofp.size() < (int32)sizeof(_vm->_boot)) {
Utils::notifyBox(Common::String::format("Corrupted startup file '%s'", getBootFilename()));
_vm->getGameStatus()._doQuitFl = true;
return;
}
_vm->_boot._checksum = ofp.readByte();
_vm->_boot._registered = ofp.readByte();
ofp.read(_vm->_boot._pbswitch, sizeof(_vm->_boot._pbswitch));
ofp.read(_vm->_boot._distrib, sizeof(_vm->_boot._distrib));
_vm->_boot._exitLen = ofp.readUint16LE();
byte *p = (byte *)&_vm->_boot;
byte checksum = 0;
for (uint32 i = 0; i < sizeof(_vm->_boot); i++) {
checksum ^= p[i];
p[i] ^= s_bootCypher[i % s_bootCypherLen];
}
ofp.close();
if (checksum) {
Utils::notifyBox(Common::String::format("Corrupted startup file '%s'", getBootFilename()));
_vm->getGameStatus()._doQuitFl = true;
}
}
/**
* Read sound (or music) file data. Call with SILENCE to free-up
* any allocated memory. Also returns size of data
*/
SoundPtr FileManager::getSound(const int16 sound, uint16 *size) {
debugC(1, kDebugFile, "getSound(%d)", sound);
// No more to do if SILENCE (called for cleanup purposes)
if (sound == _vm->_soundSilence)
return 0;
// Open sounds file
Common::File fp; // Handle to SOUND_FILE
if (!fp.open(getSoundFilename())) {
warning("Hugo Error: File not found %s", getSoundFilename());
return 0;
}
if (!_hasReadHeader) {
for (int i = 0; i < kMaxSounds; i++) {
_soundHdr[i]._size = fp.readUint16LE();
_soundHdr[i]._offset = fp.readUint32LE();
}
if (fp.err())
error("Wrong sound file format");
_hasReadHeader = true;
}
*size = _soundHdr[sound]._size;
if (*size == 0)
error("Wrong sound file format or missing sound %d", sound);
// Allocate memory for sound or music, if possible
SoundPtr soundPtr = (byte *)malloc(_soundHdr[sound]._size); // Ptr to sound data
assert(soundPtr);
// Seek to data and read it
fp.seek(_soundHdr[sound]._offset, SEEK_SET);
if (fp.read(soundPtr, _soundHdr[sound]._size) != _soundHdr[sound]._size)
error("Wrong sound file format");
fp.close();
return soundPtr;
}
bool MADSResourceManager::resourceExists(const char *resourceName) {
Common::File hagFile;
uint32 offset, size;
// If the first character is the wildcard (resource indicator), skip over it
if (*resourceName == '*')
++resourceName;
char resName[20];
strcpy(resName, resourceName);
str_upper(resName);
hagFile.open(getResourceFilename(resName));
// Validate hag file header
char headerBuffer[16];
if ((hagFile.read(headerBuffer, 16) != 16) || (strncmp(headerBuffer, madsConcatString, 10) != 0))
error("Invalid HAG file opened");
int numEntries = hagFile.readUint16LE();
int resIndex = -1;
while (++resIndex < numEntries) {
// Read in the details of the next resource
char resourceBuffer[14];
offset = hagFile.readUint32LE();
size = hagFile.readUint32LE();
hagFile.read(resourceBuffer, 14);
if (!strcmp(resName, resourceBuffer))
break;
}
if (resIndex == numEntries)
return false;
else
return true;
}
/**
* Returns address of uif_hdr[id], reading it in if first call
* This file contains, between others, the bitmaps of the fonts used in the application
* UIF means User interface database (Windows Only)
*/
UifHdr *FileManager::getUIFHeader(const Uif id) {
debugC(1, kDebugFile, "getUIFHeader(%d)", id);
// Initialize offset lookup if not read yet
if (_firstUIFFl) {
_firstUIFFl = false;
// Open unbuffered to do far read
Common::File ip; // Image data file
if (!ip.open(getUifFilename()))
error("File not found: %s", getUifFilename());
if (ip.size() < (int32)sizeof(_UIFHeader))
error("Wrong UIF file format");
for (int i = 0; i < kMaxUifs; ++i) {
_UIFHeader[i]._size = ip.readUint16LE();
_UIFHeader[i]._offset = ip.readUint32LE();
}
ip.close();
}
return &_UIFHeader[id];
}
/**
* Reads boot file for program environment. Fatal error if not there or
* file checksum is bad. De-crypts structure while checking checksum
*/
void FileManager::readBootFile() {
debugC(1, kDebugFile, "readBootFile()");
Common::File ofp;
if (!ofp.open(getBootFilename())) {
if (_vm->_gameVariant == kGameVariantH1Dos) {
//TODO initialize properly _boot structure
warning("readBootFile - Skipping as H1 Dos may be a freeware");
memset(_vm->_boot.distrib, '\0', sizeof(_vm->_boot.distrib));
_vm->_boot.registered = kRegFreeware;
return;
} else {
error("Missing startup file '%s'", getBootFilename());
}
}
if (ofp.size() < (int32)sizeof(_vm->_boot))
error("Corrupted startup file");
_vm->_boot.checksum = ofp.readByte();
_vm->_boot.registered = ofp.readByte();
ofp.read(_vm->_boot.pbswitch, sizeof(_vm->_boot.pbswitch));
ofp.read(_vm->_boot.distrib, sizeof(_vm->_boot.distrib));
_vm->_boot.exit_len = ofp.readUint16LE();
byte *p = (byte *)&_vm->_boot;
byte checksum = 0;
for (uint32 i = 0; i < sizeof(_vm->_boot); i++) {
checksum ^= p[i];
p[i] ^= s_bootCyper[i % s_bootCyperLen];
}
ofp.close();
if (checksum)
error("Corrupted startup file");
}
bool loadWAVFromStream(Common::File &stream, int &size, int &rate, byte &flags, uint16 *wavType, int *blockAlign_) {
const uint32 initialPos = stream.pos();
byte buf[4+1];
buf[4] = 0;
stream.read_noThrow(buf, 4);
if (memcmp(buf, "RIFF", 4) != 0) {
warning("getWavInfo: No 'RIFF' header");
return false;
}
uint32 wavLength = stream.readUint32LE();
stream.read_noThrow(buf, 4);
if (memcmp(buf, "WAVE", 4) != 0) {
warning("getWavInfo: No 'WAVE' header");
return false;
}
stream.read_noThrow(buf, 4);
if (memcmp(buf, "fmt ", 4) != 0) {
warning("getWavInfo: No 'fmt' header");
return false;
}
uint32 fmtLength = stream.readUint32LE();
if (fmtLength < 16) {
// A valid fmt chunk always contains at least 16 bytes
warning("getWavInfo: 'fmt' header is too short");
return false;
}
// Next comes the "type" field of the fmt header. Some typical
// values for it:
// 1 -> uncompressed PCM
// 17 -> IMA ADPCM compressed WAVE
// See <http://www.saettler.com/RIFFNEW/RIFFNEW.htm> for a more complete
// list of common WAVE compression formats...
uint16 type = stream.readUint16LE(); // == 1 for PCM data
uint16 numChannels = stream.readUint16LE(); // 1 for mono, 2 for stereo
uint32 samplesPerSec = stream.readUint32LE(); // in Hz
uint32 avgBytesPerSec = stream.readUint32LE(); // == SampleRate * NumChannels * BitsPerSample/8
uint16 blockAlign = stream.readUint16LE(); // == NumChannels * BitsPerSample/8
uint16 bitsPerSample = stream.readUint16LE(); // 8, 16 ...
// 8 bit data is unsigned, 16 bit data signed
if (wavType != 0)
*wavType = type;
if (blockAlign_ != 0)
*blockAlign_ = blockAlign;
#if 0
printf("WAVE information:\n");
printf(" total size: %d\n", wavLength);
printf(" fmt size: %d\n", fmtLength);
printf(" type: %d\n", type);
printf(" numChannels: %d\n", numChannels);
printf(" samplesPerSec: %d\n", samplesPerSec);
printf(" avgBytesPerSec: %d\n", avgBytesPerSec);
printf(" blockAlign: %d\n", blockAlign);
printf(" bitsPerSample: %d\n", bitsPerSample);
#endif
if (type != 1 && type != 2 && type != 17) {
warning("getWavInfo: only PCM, MS ADPCM or IMA ADPCM data is supported (type %d)", type);
return false;
}
if (blockAlign != numChannels * bitsPerSample / 8 && type != 2) {
debug(0, "getWavInfo: blockAlign is invalid");
}
if (avgBytesPerSec != samplesPerSec * blockAlign && type != 2) {
debug(0, "getWavInfo: avgBytesPerSec is invalid");
}
// Prepare the return values.
rate = samplesPerSec;
flags = 0;
if (bitsPerSample == 8) // 8 bit data is unsigned
flags |= Audio::Mixer::FLAG_UNSIGNED;
else if (bitsPerSample == 16) // 16 bit data is signed little endian
flags |= (Audio::Mixer::FLAG_16BITS | Audio::Mixer::FLAG_LITTLE_ENDIAN);
else if (bitsPerSample == 4 && type == 17) // MS IMA ADPCM compressed. We decompress it
flags |= (Audio::Mixer::FLAG_16BITS | Audio::Mixer::FLAG_LITTLE_ENDIAN);
else if (bitsPerSample == 4 && type == 2) // MS ADPCM compressed. We decompress it
flags |= (Audio::Mixer::FLAG_16BITS | Audio::Mixer::FLAG_LITTLE_ENDIAN);
else {
warning("getWavInfo: unsupported bitsPerSample %d", bitsPerSample);
return false;
}
if (numChannels == 2)
flags |= Audio::Mixer::FLAG_STEREO;
else if (numChannels != 1) {
warning("getWavInfo: unsupported number of channels %d", numChannels);
return false;
}
// It's almost certainly a WAV file, but we still need to find its
// 'data' chunk.
// Skip over the rest of the fmt chunk.
int offset = fmtLength - 16;
do {
stream.seek(offset, SEEK_CUR);
if (stream.pos() >= int(initialPos + wavLength + 8)) {
warning("getWavInfo: Cannot find 'data' chunk");
return false;
}
stream.read_noThrow(buf, 4);
offset = stream.readUint32LE();
#if 0
printf(" found a '%s' tag of size %d\n", buf, offset);
#endif
} while (memcmp(buf, "data", 4) != 0);
// Stream now points at 'offset' bytes of sample data...
size = offset;
return true;
}
/**
* Loads and draws the chosen page of the help.
* @remarks Originally called 'getme'
*/
void Help::switchPage(byte which) {
// Help icons are 80x20.
_highlightWas = 177; // Forget where the highlight was.
Common::File file;
if (!file.open("help.avd"))
error("AVALANCHE: Help: File not found: help.avd");
file.seek(which * 2);
uint16 offset = file.readUint16LE();
file.seek(offset);
Common::String title = getLine(file);
_vm->_graphics->drawFilledRectangle(Common::Rect(0, 0, 640, 200), kColorBlue);
_vm->_graphics->drawFilledRectangle(Common::Rect(8, 40, 450, 200), kColorWhite);
byte index = file.readByte();
_vm->_graphics->helpDrawButton(-177, index);
// Plot the title:
_vm->_graphics->drawNormalText(title, _vm->_font, 8, 629 - 8 * title.size(), 26, kColorBlack);
_vm->_graphics->drawNormalText(title, _vm->_font, 8, 630 - 8 * title.size(), 25, kColorCyan);
_vm->_graphics->helpDrawBigText("help!", 549, 1, kColorBlack);
_vm->_graphics->helpDrawBigText("help!", 550, 0, kColorCyan);
byte y = 0;
do {
Common::String line = getLine(file);
if (!line.empty()) {
if (line.compareTo(Common::String('!')) == 0) // End of the help text is signalled with a '!'.
break;
if (line[0] == '\\') {
line.deleteChar(0);
_vm->_graphics->drawNormalText(line, _vm->_font, 8, 16, 41 + y * 10, kColorRed);
}
else
_vm->_graphics->drawNormalText(line, _vm->_font, 8, 16, 41 + y * 10, kColorBlack);
}
y++;
} while (true);
// We are now at the end of the text. Next we must read the icons:
y = 0;
_buttonNum = 0;
while (!file.eos()) {
int trigger = file.readByte();
if (trigger == 177)
break;
switch (trigger) {
case 254: // Escape
trigger = 27;
break;
case 214: // PageUp
trigger = 280;
break;
case 216: // PageDown
trigger = 281;
break;
default: // A - Z
// The characters are stored in the file in uppercase, but we need the lowercase versions for KeyCode:
trigger = tolower(trigger);
break;
}
_buttons[y]._trigger = Common::KeyCode(trigger);
index = file.readByte();
if (_buttons[y]._trigger != Common::KEYCODE_INVALID)
_vm->_graphics->helpDrawButton(13 + (y + 1) * 27, index);
_buttons[y]._whither = file.readByte(); // This is the position to jump to.
Common::String text = "";
switch (_buttons[y]._trigger) {
case Common::KEYCODE_ESCAPE:
text = Common::String("Esc");
break;
case Common::KEYCODE_PAGEUP:
text = Common::String(24);
break;
case Common::KEYCODE_PAGEDOWN:
text = Common::String(25);
break;
default:
text = Common::String(toupper(_buttons[y]._trigger));
break;
}
_vm->_graphics->helpDrawBigText(text, 589 - (text.size() * 8), 18 + (y + 1) * 27, kColorBlack);
_vm->_graphics->helpDrawBigText(text, 590 - (text.size() * 8), 17 + (y + 1) * 27, kColorCyan);
y++;
_buttonNum++;
}
_vm->_graphics->refreshScreen();
file.close();
}
void Screen::rollCredits() {
uint32 loopingMusicId = _vm->_sound->getLoopingMusicId();
// Prepare for the credits by fading down, stoping the music, etc.
_vm->_mouse->setMouse(0);
_vm->_sound->muteFx(true);
_vm->_sound->muteSpeech(true);
waitForFade();
fadeDown();
waitForFade();
_vm->_mouse->closeMenuImmediately();
// There are three files which I believe are involved in showing the
// credits:
//
// credits.bmp - The "Smacker" logo, stored as follows:
//
// width 2 bytes, little endian
// height 2 bytes, little endian
// palette 3 * 256 bytes
// data width * height bytes
//
// Note that the maximum colour component in the palette is 0x3F.
// This is the same resolution as the _paletteMatch table. I doubt
// that this is a coincidence, but let's use the image palette
// directly anyway, just to be safe.
//
// credits.clu - The credits text (credits.txt in PSX version)
//
// This is simply a text file with CRLF line endings.
// '^' is not shown, but used to mark the center of the line.
// '@' is used as a placeholder for the "Smacker" logo. At least
// when it appears alone.
// Remaining lines are centered.
// The German version also contains character code 9 for no
// apparent reason. We ignore them.
//
// fonts.clu - The credits font?
//
// FIXME: At this time I don't know how to interpret fonts.clu. For
// now, let's just the standard speech font instead.
SpriteInfo spriteInfo;
Common::File f;
int i;
spriteInfo.isText = false;
// Read the "Smacker" logo
uint16 logoWidth = 0;
uint16 logoHeight = 0;
byte *logoData = NULL;
byte palette[256 * 3];
if (f.open("credits.bmp")) {
logoWidth = f.readUint16LE();
logoHeight = f.readUint16LE();
for (i = 0; i < 256; i++) {
palette[i * 3 + 0] = f.readByte() << 2;
palette[i * 3 + 1] = f.readByte() << 2;
palette[i * 3 + 2] = f.readByte() << 2;
}
logoData = (byte *)malloc(logoWidth * logoHeight);
f.read(logoData, logoWidth * logoHeight);
f.close();
} else {
warning("Can't find credits.bmp");
memset(palette, 0, sizeof(palette));
palette[14 * 3 + 0] = 252;
palette[14 * 3 + 1] = 252;
palette[14 * 3 + 2] = 252;
}
setPalette(0, 256, palette, RDPAL_INSTANT);
// Read the credits text
Common::Array<CreditsLine *> creditsLines;
int lineCount = 0;
int lineTop = 400;
int paragraphStart = 0;
bool hasCenterMark = false;
if (Sword2Engine::isPsx()) {
if (!f.open("credits.txt")) {
warning("Can't find credits.txt");
free(logoData);
return;
}
} else {
if (!f.open("credits.clu")) {
warning("Can't find credits.clu");
free(logoData);
return;
}
}
while (1) {
char buffer[80];
char *line = f.readLine(buffer, sizeof(buffer));
if (line) {
// Replace invalid character codes prevent the 'dud'
// symbol from showing up in the credits.
for (byte *ptr = (byte *)line; *ptr; ptr++) {
switch (*ptr) {
case 9:
// The German credits contain these.
// Convert them to spaces.
*ptr = 32;
break;
case 10:
// LF is treated as end of line.
*ptr = 0;
break;
case 170:
// The Spanish credits contain these.
// Convert them to periods.
*ptr = '.';
default:
break;
}
}
}
if (!line || *line == 0) {
if (!hasCenterMark) {
for (i = paragraphStart; i < lineCount; i++)
creditsLines[i]->type = LINE_CENTER;
}
paragraphStart = lineCount;
hasCenterMark = false;
if (paragraphStart == lineCount)
lineTop += CREDITS_LINE_SPACING;
if (!line)
break;
continue;
}
char *center_mark = strchr(line, '^');
if (center_mark) {
// The current paragraph has at least one center mark.
hasCenterMark = true;
if (center_mark != line) {
creditsLines.push_back(new CreditsLine);
// The center mark is somewhere inside the
// line. Split it into left and right side.
*center_mark = 0;
creditsLines[lineCount]->top = lineTop;
creditsLines[lineCount]->height = CREDITS_FONT_HEIGHT;
creditsLines[lineCount]->type = LINE_LEFT;
creditsLines[lineCount]->str = strdup(line);
lineCount++;
*center_mark = '^';
}
line = center_mark;
}
creditsLines.push_back(new CreditsLine);
creditsLines[lineCount]->top = lineTop;
if (*line == '^') {
creditsLines[lineCount]->type = LINE_RIGHT;
line++;
} else
creditsLines[lineCount]->type = LINE_LEFT;
if (strcmp(line, "@") == 0) {
creditsLines[lineCount]->height = logoHeight;
lineTop += logoHeight;
} else {
creditsLines[lineCount]->height = CREDITS_FONT_HEIGHT;
lineTop += CREDITS_LINE_SPACING;
}
creditsLines[lineCount]->str = strdup(line);
lineCount++;
}
f.close();
// We could easily add some ScummVM stuff to the credits, if we wanted
// to. On the other hand, anyone with the attention span to actually
// read all the credits probably already knows. :-)
// Start the music and roll the credits
// The credits music (which can also be heard briefly in the "carib"
// cutscene) is played once.
_vm->_sound->streamCompMusic(309, false);
clearScene();
fadeUp(0);
spriteInfo.scale = 0;
spriteInfo.scaledWidth = 0;
spriteInfo.scaledHeight = 0;
spriteInfo.type = RDSPR_DISPLAYALIGN | RDSPR_NOCOMPRESSION | RDSPR_TRANS;
spriteInfo.blend = 0;
int startLine = 0;
int scrollPos = 0;
bool abortCredits = false;
int scrollSteps = lineTop + CREDITS_FONT_HEIGHT;
uint32 musicStart = getTick();
// Ideally the music should last just a tiny bit longer than the
// credits. Note that musicTimeRemaining() will return 0 if the music
// is muted, so we need a sensible fallback for that case.
uint32 musicLength = MAX((int32)(1000 * (_vm->_sound->musicTimeRemaining() - 3)), 25 * (int32)scrollSteps);
while (scrollPos < scrollSteps && !_vm->shouldQuit()) {
clearScene();
for (i = startLine; i < lineCount; i++) {
if (!creditsLines[i])
continue;
// Free any sprites that have scrolled off the screen
if (creditsLines[i]->top + creditsLines[i]->height < scrollPos) {
debug(2, "Freeing line %d: '%s'", i, creditsLines[i]->str);
delete creditsLines[i];
creditsLines[i] = NULL;
startLine = i + 1;
} else if (creditsLines[i]->top < scrollPos + 400) {
if (!creditsLines[i]->sprite) {
debug(2, "Creating line %d: '%s'", i, creditsLines[i]->str);
creditsLines[i]->sprite = _vm->_fontRenderer->makeTextSprite((byte *)creditsLines[i]->str, 600, 14, _vm->_speechFontId, 0);
}
FrameHeader frame;
frame.read(creditsLines[i]->sprite);
spriteInfo.y = creditsLines[i]->top - scrollPos;
spriteInfo.w = frame.width;
spriteInfo.h = frame.height;
spriteInfo.data = creditsLines[i]->sprite + FrameHeader::size();
spriteInfo.isText = true;
switch (creditsLines[i]->type) {
case LINE_LEFT:
spriteInfo.x = RENDERWIDE / 2 - 5 - frame.width;
break;
case LINE_RIGHT:
spriteInfo.x = RENDERWIDE / 2 + 5;
break;
case LINE_CENTER:
if (strcmp(creditsLines[i]->str, "@") == 0) {
spriteInfo.data = logoData;
spriteInfo.x = (RENDERWIDE - logoWidth) / 2;
spriteInfo.w = logoWidth;
spriteInfo.h = logoHeight;
} else
spriteInfo.x = (RENDERWIDE - frame.width) / 2;
break;
}
if (spriteInfo.data)
drawSprite(&spriteInfo);
} else
break;
}
updateDisplay();
KeyboardEvent *ke = _vm->keyboardEvent();
if (ke && ke->kbd.keycode == Common::KEYCODE_ESCAPE) {
if (!abortCredits) {
abortCredits = true;
fadeDown();
}
}
if (abortCredits && getFadeStatus() == RDFADE_BLACK)
break;
_vm->sleepUntil(musicStart + (musicLength * scrollPos) / scrollSteps + _pauseTicks);
scrollPos++;
}
// We're done. Clean up and try to put everything back where it was
// before the credits.
for (i = 0; i < lineCount; i++) {
delete creditsLines[i];
}
free(logoData);
if (!abortCredits) {
fadeDown();
// The music should either have stopped or be about to stop, so
// wait for it to really happen.
while (_vm->_sound->musicTimeRemaining() && !_vm->shouldQuit()) {
updateDisplay(false);
_vm->_system->delayMillis(100);
}
}
if (_vm->shouldQuit())
return;
waitForFade();
_vm->_sound->muteFx(false);
_vm->_sound->muteSpeech(false);
if (loopingMusicId)
_vm->_sound->streamCompMusic(loopingMusicId, true);
else
_vm->_sound->stopMusic(false);
if (!_vm->_mouse->getMouseStatus() || _vm->_mouse->isChoosing())
_vm->_mouse->setMouse(NORMAL_MOUSE_ID);
if (_vm->_logic->readVar(DEAD))
_vm->_mouse->buildSystemMenu();
}
/**
* Loads an object file that is in the common VOL resource format. Expects
* the file pointer to point to the last field in header, ie. file length.
* This is used at least by the V1 booter games.
*/
int AgiEngine::loadObjects(Common::File &fp) {
int flen = fp.readUint16LE();
return readObjects(fp, flen);
}
void Menu::readVerbNums(Common::File &f, int dataSize) {
// Figure out what language Id is needed
byte desiredLanguageId;
switch(_vm->getLanguage()) {
case Common::EN_ANY:
desiredLanguageId = MORTDAT_LANG_ENGLISH;
break;
case Common::FR_FRA:
desiredLanguageId = MORTDAT_LANG_FRENCH;
break;
case Common::DE_DEU:
desiredLanguageId = MORTDAT_LANG_GERMAN;
break;
default:
warning("Language not supported, switching to English");
desiredLanguageId = MORTDAT_LANG_ENGLISH;
break;
}
// Read in the language
byte languageId = f.readByte();
--dataSize;
// If the language isn't correct, then skip the entire block
if (languageId != desiredLanguageId) {
f.skip(dataSize);
return;
}
assert(dataSize == 52);
_opcodeAttach = f.readUint16LE();
_opcodeWait = f.readUint16LE();
_opcodeForce = f.readUint16LE();
_opcodeSleep = f.readUint16LE();
_opcodeListen = f.readUint16LE();
_opcodeEnter = f.readUint16LE();
_opcodeClose = f.readUint16LE();
_opcodeSearch = f.readUint16LE();
_opcodeKnock = f.readUint16LE();
_opcodeScratch = f.readUint16LE();
_opcodeRead = f.readUint16LE();
_opcodeEat = f.readUint16LE();
_opcodePlace = f.readUint16LE();
_opcodeOpen = f.readUint16LE();
_opcodeTake = f.readUint16LE();
_opcodeLook = f.readUint16LE();
_opcodeSmell = f.readUint16LE();
_opcodeSound = f.readUint16LE();
_opcodeLeave = f.readUint16LE();
_opcodeLift = f.readUint16LE();
_opcodeTurn = f.readUint16LE();
_opcodeSHide = f.readUint16LE();
_opcodeSSearch = f.readUint16LE();
_opcodeSRead = f.readUint16LE();
_opcodeSPut = f.readUint16LE();
_opcodeSLook = f.readUint16LE();
_actionMenu[0]._menuId = OPCODE_NONE >> 8;
_actionMenu[0]._actionId = OPCODE_NONE & 0xFF;
_actionMenu[1]._menuId = _opcodeSHide >> 8;
_actionMenu[1]._actionId = _opcodeSHide & 0xFF;
_actionMenu[2]._menuId = _opcodeAttach >> 8;
_actionMenu[2]._actionId = _opcodeAttach & 0xFF;
_actionMenu[3]._menuId = _opcodeForce >> 8;
_actionMenu[3]._actionId = _opcodeForce & 0xFF;
_actionMenu[4]._menuId = _opcodeSleep >> 8;
_actionMenu[4]._actionId = _opcodeSleep & 0xFF;
_actionMenu[5]._menuId = _opcodeEnter >> 8;
_actionMenu[5]._actionId = _opcodeEnter & 0xFF;
_actionMenu[6]._menuId = _opcodeClose >> 8;
_actionMenu[6]._actionId = _opcodeClose & 0xFF;
_actionMenu[7]._menuId = _opcodeKnock >> 8;
_actionMenu[7]._actionId = _opcodeKnock & 0xFF;
_actionMenu[8]._menuId = _opcodeEat >> 8;
_actionMenu[8]._actionId = _opcodeEat & 0xFF;
_actionMenu[9]._menuId = _opcodePlace >> 8;
_actionMenu[9]._actionId = _opcodePlace & 0xFF;
_actionMenu[10]._menuId = _opcodeOpen >> 8;
_actionMenu[10]._actionId = _opcodeOpen & 0xFF;
_actionMenu[11]._menuId = _opcodeLeave >> 8;
_actionMenu[11]._actionId = _opcodeLeave & 0xFF;
}
bool Sound::startSpeech(uint16 roomNo, uint16 localNo) {
if (_cowHeader == NULL) {
warning("Sound::startSpeech: COW file isn't open");
return false;
}
uint32 locIndex = 0xFFFFFFFF;
uint32 sampleSize = 0;
uint32 index = 0;
if (_cowMode == CowPSX) {
Common::File file;
uint16 i;
if (!file.open("speech.lis")) {
warning ("Could not open speech.lis");
return false;
}
for (i = 0; !file.eos() && !file.err(); i++)
if (file.readUint16LE() == roomNo) {
locIndex = i;
break;
}
file.close();
if (locIndex == 0xFFFFFFFF) {
warning ("Could not find room %d in speech.lis", roomNo);
return false;
}
if (!file.open("speech.inf")) {
warning ("Could not open speech.inf");
return false;
}
uint16 numRooms = file.readUint16LE(); // Read number of rooms referenced in this file
file.seek(locIndex * 4 + 2); // 4 bytes per room, skip first 2 bytes
uint16 numLines = file.readUint16LE();
uint16 roomOffset = file.readUint16LE();
file.seek(2 + numRooms * 4 + roomOffset * 2); // The offset is in terms of uint16's, so multiply by 2. Skip the room indexes too.
locIndex = 0xFFFFFFFF;
for (i = 0; i < numLines; i++)
if (file.readUint16LE() == localNo) {
locIndex = i;
break;
}
if (locIndex == 0xFFFFFFFF) {
warning ("Could not find local number %d in room %d in speech.inf", roomNo, localNo);
return false;
}
file.close();
index = _cowHeader[(roomOffset + locIndex) * 2];
sampleSize = _cowHeader[(roomOffset + locIndex) * 2 + 1];
} else {
locIndex = _cowHeader[roomNo] >> 2;
sampleSize = _cowHeader[locIndex + (localNo * 2)];
index = _cowHeader[locIndex + (localNo * 2) - 1];
}
debug(6, "startSpeech(%d, %d): locIndex %d, sampleSize %d, index %d", roomNo, localNo, locIndex, sampleSize, index);
Audio::AudioStream *stream = 0;
if (sampleSize) {
uint8 speechVol = (_speechVolR + _speechVolL) / 2;
int8 speechPan = (_speechVolR - _speechVolL) / 2;
if ((_cowMode == CowWave) || (_cowMode == CowDemo)) {
uint32 size;
int16 *data = uncompressSpeech(index + _cowHeaderSize, sampleSize, &size);
if (data) {
stream = Audio::makeRawStream((byte *)data, size, 11025, SPEECH_FLAGS);
_mixer->playStream(Audio::Mixer::kSpeechSoundType, &_speechHandle, stream, SOUND_SPEECH_ID, speechVol, speechPan);
}
} else if (_cowMode == CowPSX && sampleSize != 0xffffffff) {
_cowFile.seek(index * 2048);
Common::SeekableReadStream *tmp = _cowFile.readStream(sampleSize);
assert(tmp);
stream = Audio::makeVagStream(tmp);
_mixer->playStream(Audio::Mixer::kSpeechSoundType, &_speechHandle, stream, SOUND_SPEECH_ID, speechVol, speechPan);
// with compressed audio, we can't calculate the wave volume.
// so default to talking.
for (int cnt = 0; cnt < 480; cnt++)
_waveVolume[cnt] = true;
_waveVolPos = 0;
}
#ifdef USE_FLAC
else if (_cowMode == CowFLAC) {
_cowFile.seek(index);
Common::SeekableReadStream *tmp = _cowFile.readStream(sampleSize);
assert(tmp);
stream = Audio::makeFLACStream(tmp, DisposeAfterUse::YES);
_mixer->playStream(Audio::Mixer::kSpeechSoundType, &_speechHandle, stream, SOUND_SPEECH_ID, speechVol, speechPan);
// with compressed audio, we can't calculate the wave volume.
// so default to talking.
for (int cnt = 0; cnt < 480; cnt++)
_waveVolume[cnt] = true;
_waveVolPos = 0;
}
#endif
#ifdef USE_VORBIS
else if (_cowMode == CowVorbis) {
_cowFile.seek(index);
Common::SeekableReadStream *tmp = _cowFile.readStream(sampleSize);
assert(tmp);
stream = Audio::makeVorbisStream(tmp, DisposeAfterUse::YES);
_mixer->playStream(Audio::Mixer::kSpeechSoundType, &_speechHandle, stream, SOUND_SPEECH_ID, speechVol, speechPan);
// with compressed audio, we can't calculate the wave volume.
// so default to talking.
for (int cnt = 0; cnt < 480; cnt++)
_waveVolume[cnt] = true;
_waveVolPos = 0;
}
#endif
#ifdef USE_MAD
else if (_cowMode == CowMP3) {
_cowFile.seek(index);
Common::SeekableReadStream *tmp = _cowFile.readStream(sampleSize);
assert(tmp);
stream = Audio::makeMP3Stream(tmp, DisposeAfterUse::YES);
_mixer->playStream(Audio::Mixer::kSpeechSoundType, &_speechHandle, stream, SOUND_SPEECH_ID, speechVol, speechPan);
// with compressed audio, we can't calculate the wave volume.
// so default to talking.
for (int cnt = 0; cnt < 480; cnt++)
_waveVolume[cnt] = true;
_waveVolPos = 0;
}
#endif
return true;
} else
return false;
}
bool BaseAnimationState::init(const char *name) {
#ifdef USE_MPEG2
char tempFile[512];
_mpegDecoder = NULL;
_mpegFile = NULL;
#ifdef BACKEND_8BIT
uint i, p;
// Load lookup palettes
sprintf(tempFile, "%s.pal", name);
Common::File f;
if (!f.open(tempFile)) {
warning("Cutscene: %s palette missing", tempFile);
return false;
}
p = 0;
while (!f.eos()) {
_palettes[p].end = f.readUint16LE();
_palettes[p].cnt = f.readUint16LE();
for (i = 0; i < _palettes[p].cnt; i++) {
_palettes[p].pal[4 * i] = f.readByte();
_palettes[p].pal[4 * i + 1] = f.readByte();
_palettes[p].pal[4 * i + 2] = f.readByte();
_palettes[p].pal[4 * i + 3] = 0;
}
for (; i < 256; i++) {
_palettes[p].pal[4 * i] = 0;
_palettes[p].pal[4 * i + 1] = 0;
_palettes[p].pal[4 * i + 2] = 0;
_palettes[p].pal[4 * i + 3] = 0;
}
p++;
}
f.close();
_palNum = 0;
_maxPalNum = p;
setPalette(_palettes[_palNum].pal);
_lut = _lut2 = _yuvLookup[0];
_curPal = -1;
_cr = 0;
buildLookup(_palNum, 256);
_lut2 = _yuvLookup[1];
_lutCalcNum = (BITDEPTH + _palettes[_palNum].end + 2) / (_palettes[_palNum].end + 2);
#else
buildLookup();
_overlay = (OverlayColor *)calloc(_movieScale * _movieWidth * _movieScale * _movieHeight, sizeof(OverlayColor));
_sys->showOverlay();
#endif
// Open MPEG2 stream
_mpegFile = new Common::File();
sprintf(tempFile, "%s.mp2", name);
if (!_mpegFile->open(tempFile)) {
warning("Cutscene: Could not open %s", tempFile);
return false;
}
// Load and configure decoder
_mpegDecoder = mpeg2_init();
if (_mpegDecoder == NULL) {
warning("Cutscene: Could not allocate an MPEG2 decoder");
return false;
}
_mpegInfo = mpeg2_info(_mpegDecoder);
_frameNum = 0;
return true;
#else /* USE_MPEG2 */
return false;
#endif
}
bool ResourceManager::init() {
uint32 i, j;
// Until proven differently, assume we're on CD 1. This is so the start
// dialog will be able to play any music at all.
setCD(1);
// We read in the resource info which tells us the names of the
// resource cluster files ultimately, although there might be groups
// within the clusters at this point it makes no difference. We only
// wish to know what resource files there are and what is in each
Common::File file;
if (!file.open("resource.inf")) {
GUIErrorMessage("Broken Sword II: Cannot open resource.inf");
return false;
}
// The resource.inf file is a simple text file containing the names of
// all the resource files.
while (1) {
char *buf = _resFiles[_totalClusters].fileName;
uint len = sizeof(_resFiles[_totalClusters].fileName);
if (!file.readLine(buf, len))
break;
int pos = strlen(buf);
if (buf[pos - 1] == 0x0A)
buf[pos - 1] = 0;
_resFiles[_totalClusters].numEntries = -1;
_resFiles[_totalClusters].entryTab = NULL;
if (++_totalClusters >= MAX_res_files) {
GUIErrorMessage("Broken Sword II: Too many entries in resource.inf");
return false;
}
}
file.close();
// Now load in the binary id to res conversion table
if (!file.open("resource.tab")) {
GUIErrorMessage("Broken Sword II: Cannot open resource.tab");
return false;
}
// Find how many resources
uint32 size = file.size();
_totalResFiles = size / 4;
// Table seems ok so malloc some space
_resConvTable = (uint16 *)malloc(size);
for (i = 0; i < size / 2; i++)
_resConvTable[i] = file.readUint16LE();
if (file.eos() || file.err()) {
file.close();
GUIErrorMessage("Broken Sword II: Cannot read resource.tab");
return false;
}
file.close();
// Check that we have cd.inf file, unless we are running PSX
// version, which has all files on one disc.
if (!file.open("cd.inf") && !Sword2Engine::isPsx()) {
GUIErrorMessage("Broken Sword II: Cannot open cd.inf");
return false;
}
CdInf *cdInf = new CdInf[_totalClusters];
for (i = 0; i < _totalClusters; i++) {
if (Sword2Engine::isPsx()) { // We are running PSX version, artificially fill CdInf structure
cdInf[i].cd = CD1;
} else { // We are running PC version, read cd.inf file
file.read(cdInf[i].clusterName, sizeof(cdInf[i].clusterName));
cdInf[i].cd = file.readByte();
if (file.eos() || file.err()) {
delete[] cdInf;
file.close();
GUIErrorMessage("Broken Sword II: Cannot read cd.inf");
return false;
}
}
// It has been reported that there are two different versions
// of the cd.inf file: One where all clusters on CD also have
// the LOCAL_CACHE bit set. This bit is no longer used. To
// avoid future problems, let's normalize the flag once and for
// all here.
if (cdInf[i].cd & LOCAL_PERM)
cdInf[i].cd = 0;
else if (cdInf[i].cd & CD1)
cdInf[i].cd = 1;
else if (cdInf[i].cd & CD2)
cdInf[i].cd = 2;
else
cdInf[i].cd = 0;
// Any file on "CD 0" may be needed at all times. Verify that
// it exists. Any other missing cluster will be requested with
// an "insert CD" message. Of course, the file may still vanish
// during game-play (oh, that wascally wabbit!) in which case
// the resource manager will print a fatal error.
if (cdInf[i].cd == 0 && !Common::File::exists((char *)cdInf[i].clusterName)) {
GUIErrorMessage("Broken Sword II: Cannot find " + Common::String((char *)cdInf[i].clusterName));
delete[] cdInf;
return false;
}
}
file.close();
// We check the presence of resource files in cd.inf
// This is ok in PC version, but in PSX version we don't
// have cd.inf so we'll have to skip this.
if (!Sword2Engine::isPsx()) {
for (i = 0; i < _totalClusters; i++) {
for (j = 0; j < _totalClusters; j++) {
if (scumm_stricmp((char *)cdInf[j].clusterName, _resFiles[i].fileName) == 0)
break;
}
if (j == _totalClusters) {
delete[] cdInf;
GUIErrorMessage(Common::String(_resFiles[i].fileName) + " is not in cd.inf");
return false;
}
_resFiles[i].cd = cdInf[j].cd;
}
}
delete[] cdInf;
debug(1, "%d resources in %d cluster files", _totalResFiles, _totalClusters);
for (i = 0; i < _totalClusters; i++)
debug(2, "filename of cluster %d: -%s (%d)", i, _resFiles[i].fileName, _resFiles[i].cd);
_resList = (Resource *)malloc(_totalResFiles * sizeof(Resource));
for (i = 0; i < _totalResFiles; i++) {
_resList[i].ptr = NULL;
_resList[i].size = 0;
_resList[i].refCount = 0;
_resList[i].prev = _resList[i].next = NULL;
}
return true;
}
void ExtractMMApple::execute() {
int i, j;
unsigned short signature;
char fname[256];
Common::Filename inpath1(_inputPaths[0].path);
Common::Filename inpath2(_inputPaths[1].path);
Common::Filename &outpath = _outputPath;
if (outpath.empty())
// Standard output path
outpath.setFullPath("out/");
Common::File input1(inpath1, "rb");
Common::File input2(inpath2, "rb");
input1.seek(142080, SEEK_SET);
input2.seek(143104, SEEK_SET);
/* check signature */
signature = input1.readUint16LE();
if (signature != 0x0A31)
error("Signature not found in disk 1!");
signature = input2.readUint16LE();
if (signature != 0x0032)
error("Signature not found in disk 2!");
outpath.setFullName("00.LFL");
Common::File output(outpath, "wb");
// All output should be xored
output.setXorMode(0xFF);
print("Creating 00.LFL...\n");
/* write signature */
output.writeUint16LE(signature);
/* copy object flags */
for (i = 0; i < 256; i++)
output.writeByte(input1.readByte());
/* copy room offsets */
for (i = 0; i < NUM_ROOMS; i++) {
room_disks_apple[i] = input1.readByte();
output.writeByte(room_disks_apple[i]);
}
for (i = 0; i < NUM_ROOMS; i++) {
room_sectors_apple[i] = input1.readByte();
output.writeByte(room_sectors_apple[i]);
room_tracks_apple[i] = input1.readByte();
output.writeByte(room_tracks_apple[i]);
}
/* copy costume offsets */
for (i = 0; i < 25; i++)
output.writeByte(input1.readByte());
for (i = 0; i < 25; i++)
output.writeUint16LE(input1.readUint16LE());
/* copy script offsets */
for (i = 0; i < 160; i++)
output.writeByte(input1.readByte());
for (i = 0; i < 160; i++)
output.writeUint16LE(input1.readUint16LE());
/* copy sound offsets */
for (i = 0; i < 70; i++)
output.writeByte(input1.readByte());
for (i = 0; i < 70; i++)
output.writeUint16LE(input1.readUint16LE());
/* NOTE: Extra 92 bytes of unknown data */
for (i = 0; i < NUM_ROOMS; i++) {
Common::File *input;
if (room_disks_apple[i] == '1')
input = &input1;
else if (room_disks_apple[i] == '2')
input = &input2;
else
continue;
sprintf(fname, "%02i.LFL", i);
outpath.setFullName(fname);
output.open(outpath, "wb");
print("Creating %s...\n", fname);
input->seek((SectorOffset[room_tracks_apple[i]] + room_sectors_apple[i]) * 256, SEEK_SET);
for (j = 0; j < ResourcesPerFile[i]; j++) {
unsigned short len = input->readUint16LE();
output.writeUint16LE(len);
for (len -= 2; len > 0; len--)
output.writeByte(input->readByte());
}
input->rewind();
}
print("All done!");
}
bool PatchedFile::load(Common::SeekableReadStream *file, const Common::String &patchName) {
uint8 md5_p[16], md5_f[16];
uint32 zctrllen, zdatalen, zextralen;
Common::File patch;
_patchName = patchName;
// Open the patch
if (!patch.open(_patchName)) {
error("Unable to open patchfile %s", _patchName.c_str());
return false;
}
// Check for appropriate signature
if (patch.readUint32BE() != MKTAG('P','A','T','R')) {
error("%s patchfile is corrupted", _patchName.c_str());
return false;
}
// Check the version number
if (patch.readUint16LE() != _kVersionMajor || patch.readUint16LE() > _kVersionMinor) {
error("%s has a wrong version number (must be major = %d, minor <= %d)", _patchName.c_str(), _kVersionMajor, _kVersionMinor);
return false;
}
_flags = patch.readUint32LE();
// Check if the file to patch match
Common::computeStreamMD5(*file, md5_f, _kMd5size);
file->seek(0, SEEK_SET);
patch.read(md5_p, 16);
if (memcmp(md5_p, md5_f, 16) != 0 || (uint32)file->size() != patch.readUint32LE()) {
Debug::debug(Debug::Patchr,"%s targets a different file", _patchName.c_str());
return false;
}
// Read lengths from header
_newSize = patch.readUint32LE();
zctrllen = patch.readUint32LE();
zdatalen = patch.readUint32LE();
zextralen = patch.readUint32LE();
patch.close();
// Opens ctrl, diff and extra substreams
Common::File *tmp;
tmp = new Common::File;
tmp->open(_patchName);
_ctrl = new Common::SeekableSubReadStream(tmp, _kHeaderSize, _kHeaderSize + zctrllen, DisposeAfterUse::YES);
if (_flags & FLAG_COMPRESS_CTRL)
_ctrl = Common::wrapCompressedReadStream(_ctrl);
//ctrl stream sanity checks
if (_ctrl->size() % (3 * sizeof(uint32)) != 0) {
error("%s patchfile is corrupted", _patchName.c_str());
return false;
}
instrLeft = _ctrl->size() / (3 * sizeof(uint32));
tmp = new Common::File;
tmp->open(_patchName);
_diff = new Common::SeekableSubReadStream(tmp, _kHeaderSize + zctrllen, _kHeaderSize + zctrllen + zdatalen, DisposeAfterUse::YES);
_diff = Common::wrapCompressedReadStream(_diff);
if (_flags & FLAG_MIX_DIFF_EXTRA)
_extra = _diff;
else {
tmp = new Common::File;
tmp->open(_patchName);
_extra = new Common::SeekableSubReadStream(tmp, _kHeaderSize + zctrllen + zdatalen, _kHeaderSize + zctrllen + zdatalen + zextralen, DisposeAfterUse::YES);
_extra = Common::wrapCompressedReadStream(_extra);
}
_file = file;
readNextInst();
return true;
}
void ExtractZakC64::execute() {
int i, j;
unsigned short signature;
char fname[256];
// Two disks...
Common::Filename inpath1(_inputPaths[0].path);
Common::Filename inpath2(_inputPaths[1].path);
Common::Filename &outpath = _outputPath;
if (outpath.empty())
// Standard output path
outpath.setFullPath("out/");
Common::File input1(inpath1, "rb");
Common::File input2(inpath2, "rb");
/* check signature */
signature = input1.readUint16LE();
if (signature != 0x0A31)
error("Signature not found in disk 1!");
signature = input2.readUint16LE();
if (signature != 0x0132)
error("Signature not found in disk 2!");
outpath.setFullName("00.LFL");
Common::File output(outpath, "wb");
output.setXorMode(0xFF);
print("Creating 00.LFL...");
/* write signature */
output.writeUint16LE(signature);
/* copy object flags */
for (i = 0; i < 775; i++)
output.writeByte(input1.readByte());
/* copy room offsets */
for (i = 0; i < NUM_ROOMS; i++) {
room_disks_c64[i] = input1.readByte();
output.writeByte(room_disks_c64[i]);
}
for (i = 0; i < NUM_ROOMS; i++) {
room_sectors_c64[i] = input1.readByte();
output.writeByte(room_sectors_c64[i]);
room_tracks_c64[i] = input1.readByte();
output.writeByte(room_tracks_c64[i]);
}
/* copy costume offsets */
for (i = 0; i < 38; i++)
output.writeByte(input1.readByte());
for (i = 0; i < 38; i++)
output.writeUint16LE(input1.readUint16LE());
/* copy script offsets */
for (i = 0; i < 155; i++)
output.writeByte(input1.readByte());
for (i = 0; i < 155; i++)
output.writeUint16LE(input1.readUint16LE());
/* copy sound offsets */
for (i = 0; i < 127; i++)
output.writeByte(input1.readByte());
for (i = 0; i < 127; i++)
output.writeUint16LE(input1.readUint16LE());
output.close();
for (i = 0; i < NUM_ROOMS; i++) {
Common::File *input;
if (room_disks_c64[i] == '1')
input = &input1;
else if (room_disks_c64[i] == '2')
input = &input2;
else
continue;
sprintf(fname, "%02i.LFL", i);
outpath.setFullName(fname);
output.open(outpath, "wb");
print("Creating %s...", fname);
input->seek((SectorOffset[room_tracks_c64[i]] + room_sectors_c64[i]) * 256, SEEK_SET);
for (j = 0; j < ResourcesPerFile[i]; j++) {
unsigned short len;
do {
len = input->readUint16LE();
output.writeUint16LE(len);
} while (len == 0xffff);
for (len -= 2; len > 0; len--) {
output.writeByte(input->readByte());
}
}
input->rewind();
}
print("All done!");
}