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resource.cpp
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/*
* Heart of Darkness engine rewrite
* Copyright (C) 2009-2011 Gregory Montoir ([email protected])
*/
#include "fileio.h"
#include "fs.h"
#include "game.h"
#include "lzw.h"
#include "resource.h"
#include "util.h"
// load and uncompress .sss pcm on level start
static const bool kPreloadSssPcm = true;
static const bool kPreloadLvlBackgroundData = true;
static const bool kCheckSssBytecode = false;
// menu settings and player progress
static const char *_setupCfg = "setup.cfg";
static const char *_setupDat = "SETUP.DAT";
static const char *_setupDax = "SETUP.DAX";
static const char *_hodDem = "HOD.DEM";
static const char *_prefixes[] = {
"rock",
"fort",
"pwr1",
"isld",
"lava",
"pwr2",
"lar1",
"lar2",
"dark",
"test"
};
static bool openDat(FileSystem *fs, const char *name, File *f) {
FILE *fp = fs->openAssetFile(name);
if (fp) {
f->setFp(fp);
f->seek(0, SEEK_SET);
return true;
}
return false;
}
static void closeDat(FileSystem *fs, File *f) {
if (f->_fp) {
fs->closeFile(f->_fp);
f->setFp(0);
}
}
static int skipBytesAlign(File *f, int len) {
const int size = (len + 3) & ~3;
f->seek(size, SEEK_CUR);
return size;
}
static int readBytesAlign(File *f, uint8_t *buf, int len) {
f->read(buf, len);
if ((len & 3) != 0) {
f->seek(4 - (len & 3), SEEK_CUR);
}
return (len + 3) & ~3;
}
Resource::Resource(FileSystem *fs)
: _fs(fs), _isPsx(false), _isDemo(false), _version(V1_1) {
memset(_screensGrid, 0, sizeof(_screensGrid));
memset(_screensBasePos, 0, sizeof(_screensBasePos));
memset(_screensState, 0, sizeof(_screensState));
// masks
_resLevelData0x470CTable = 0;
_resLevelData0x470CTablePtrHdr = 0;
_resLevelData0x470CTablePtrData = 0;
_lvlSssOffset = 0;
// sprites
memset(_resLevelData0x2988SizeTable, 0, sizeof(_resLevelData0x2988SizeTable));
memset(_resLevelData0x2988Table, 0, sizeof(_resLevelData0x2988Table));
memset(_resLevelData0x2988PtrTable, 0, sizeof(_resLevelData0x2988PtrTable));
memset(_resLvlSpriteDataPtrTable, 0, sizeof(_resLvlSpriteDataPtrTable));
// backgrounds
memset(_resLvlScreenBackgroundDataTable, 0, sizeof(_resLvlScreenBackgroundDataTable));
memset(_resLvlScreenBackgroundDataPtrTable, 0, sizeof(_resLvlScreenBackgroundDataPtrTable));
memset(_resLevelData0x2B88SizeTable, 0, sizeof(_resLevelData0x2B88SizeTable));
memset(_resLvlScreenObjectDataTable, 0, sizeof(_resLvlScreenObjectDataTable));
memset(&_dummyObject, 0, sizeof(_dummyObject));
if (sectorAlignedGameData()) {
_datFile = new SectorFile;
_lvlFile = new SectorFile;
_mstFile = new SectorFile;
_sssFile = new SectorFile;
// from v1.2, game data files are 'sector aligned'
_version = V1_2;
} else {
_datFile = new File;
_lvlFile = new File;
_mstFile = new File;
_sssFile = new File;
// detect if this is version 1.0 by reading the size of the first screen background using the v1.1 offset
char filename[32];
snprintf(filename, sizeof(filename), "%s_HOD.LVL", _prefixes[0]);
if (openDat(_fs, filename, _lvlFile)) {
_lvlFile->seek(0x2B88, SEEK_SET);
_lvlFile->skipUint32();
const int size = _lvlFile->readUint32();
if (size == 0) {
_version = V1_0;
}
closeDat(_fs, _lvlFile);
}
}
// detect if this is a demo version by trying to open the second level data files
char filename[32];
snprintf(filename, sizeof(filename), "%s_HOD.LVL", _prefixes[1]);
if (openDat(_fs, filename, _lvlFile)) {
closeDat(_fs, _lvlFile);
} else {
_isDemo = true;
}
debug(kDebug_RESOURCE, "psx %d demo %d version %d", _isPsx, _isDemo, _version);
memset(&_datHdr, 0, sizeof(_datHdr));
memset(&_lvlHdr, 0, sizeof(_lvlHdr));
memset(&_mstHdr, 0, sizeof(_mstHdr));
memset(&_sssHdr, 0, sizeof(_sssHdr));
_lvlSpritesOffset = 0x288 + 96 * (_version == V1_0 ? 96 : 104);
_lvlBackgroundsOffset = _lvlSpritesOffset + 32 * 16;
_lvlMasksOffset = _lvlBackgroundsOffset + kMaxScreens * (16 + 160);
_loadingImageBuffer = 0;
_fontBuffer = 0;
_fontDefaultColor = 0;
_menuBuffer0 = 0;
_menuBuffer1 = 0;
memset(&_dem, 0, sizeof(_dem));
_demOffset = 0;
}
Resource::~Resource() {
delete _datFile;
delete _lvlFile;
delete _mstFile;
delete _sssFile;
}
bool Resource::sectorAlignedGameData() {
FILE *fp = _fs->openAssetFile(_setupDat);
if (!fp) {
fp = _fs->openAssetFile(_setupDax);
if (!fp) {
error("Unable to open '%s' or '%s'", _setupDat, _setupDax);
return false;
}
}
bool ret = false;
uint8_t buf[2048];
if (fread(buf, 1, sizeof(buf), fp) == sizeof(buf)) {
ret = fioUpdateCRC(0, buf, sizeof(buf)) == 0;
}
_fs->closeFile(fp);
return ret;
}
void Resource::loadSetupDat() {
if (!openDat(_fs, _setupDat, _datFile)) {
_isPsx = openDat(_fs, _setupDax, _datFile);
}
_datHdr.version = _datFile->readUint32();
if (_datHdr.version != 10 && _datHdr.version != 11) {
warning("Unhandled .dat version %d", _datHdr.version);
return;
}
_datHdr.bufferSize0 = _datFile->readUint32();
_datHdr.bufferSize1 = _datFile->readUint32();
_datHdr.sssOffset = _datFile->readUint32();
_datHdr.iconsCount = _datFile->readUint32();
_datHdr.menusCount = _datFile->readUint32();
_datHdr.cutscenesCount = _datFile->readUint32();
_datHdr.levelsCount = _datFile->readUint32();
for (int i = 0; i < kLvl_dark; ++i) { // last level has a single checkpoint
_datHdr.levelCheckpointsCount[i] = _datFile->readUint32();
}
_datHdr.yesNoQuitImage = _datFile->readUint32();
_datHdr.soundDataSize = _datFile->readUint32();
_datHdr.loadingImageSize = _datFile->readUint32();
const int hintsCount = (_datHdr.version == 11) ? 46 : 20;
for (int i = 0; i < hintsCount; ++i) {
_datHdr.hintsImageOffsetTable[i] = _datFile->readUint32();
}
for (int i = 0; i < hintsCount; ++i) {
_datHdr.hintsImageSizeTable[i] = _datFile->readUint32();
}
_datFile->seek(2048, SEEK_SET); // align to next sector
_loadingImageBuffer = (uint8_t *)malloc(_datHdr.loadingImageSize);
if (_loadingImageBuffer) {
_datFile->read(_loadingImageBuffer, _datHdr.loadingImageSize);
uint32_t offset = 0;
if (!_isPsx) {
// loading image
uint32_t size = READ_LE_UINT32(_loadingImageBuffer + offset); offset += 8;
offset += size + 768;
// loading animation
size = READ_LE_UINT32(_loadingImageBuffer + offset + 8); offset += 16;
offset += size;
}
// font
static const int kFontSize = 16 * 16 * 64;
_fontBuffer = (uint8_t *)malloc(kFontSize);
if (_fontBuffer) {
/* size = READ_LE_UINT32(_loadingImageBuffer + offset); */ offset += 4;
if (_datHdr.version == 11) {
const uint32_t uncompressedSize = decodeLZW(_loadingImageBuffer + offset, _fontBuffer);
assert(uncompressedSize == kFontSize);
} else {
memcpy(_fontBuffer, _loadingImageBuffer + offset, kFontSize);
}
for (int i = 0; i < kFontSize; ++i) {
_fontDefaultColor = _fontBuffer[i];
if (_fontDefaultColor != 0) {
break;
}
}
}
}
assert(_datHdr.yesNoQuitImage == hintsCount - 3);
_menuBuffersOffset = _datHdr.hintsImageOffsetTable[_datHdr.yesNoQuitImage + 2];
}
bool Resource::loadDatHintImage(int num, uint8_t *dst, uint8_t *pal) {
const int size = _datHdr.hintsImageSizeTable[num];
if (size == 0) {
return false;
}
const int offset = _datHdr.hintsImageOffsetTable[num];
assert(size <= 256 * 192);
_datFile->seek(offset, SEEK_SET);
_datFile->read(dst, size);
if (!_isPsx) {
if (_datHdr.version == 11) {
_datFile->seek(offset + fioAlignSizeTo2048(size), SEEK_SET); // align to next sector
}
_datFile->read(pal, 768);
}
return true;
}
bool Resource::loadDatLoadingImage(uint8_t *dst, uint8_t *pal) {
assert(!_isPsx);
if (_loadingImageBuffer) {
const uint32_t bufferSize = READ_LE_UINT32(_loadingImageBuffer);
const int size = decodeLZW(_loadingImageBuffer + 8, dst);
assert(size == 256 * 192);
// palette follows compressed bitmap
memcpy(pal, _loadingImageBuffer + 8 + bufferSize, 256 * 3);
return true;
}
return false;
}
void Resource::loadDatMenuBuffers() {
assert((_datHdr.sssOffset & 0x7FF) == 0);
_datFile->seek(_datHdr.sssOffset, SEEK_SET);
loadSssData(_datFile, _datHdr.sssOffset);
const uint32_t baseOffset = _menuBuffersOffset;
_datFile->seek(baseOffset, SEEK_SET);
_menuBuffer1 = (uint8_t *)malloc(_datHdr.bufferSize1);
if (_menuBuffer1) {
_datFile->read(_menuBuffer1, _datHdr.bufferSize1);
}
if (_datHdr.version == 11) {
_datFile->seek(baseOffset + fioAlignSizeTo2048(_datHdr.bufferSize1), SEEK_SET); // align to next sector
}
_menuBuffer0 = (uint8_t *)malloc(_datHdr.bufferSize0);
if (_menuBuffer0) {
_datFile->read(_menuBuffer0, _datHdr.bufferSize0);
}
}
void Resource::unloadDatMenuBuffers() {
free(_menuBuffer1);
_menuBuffer1 = 0;
free(_menuBuffer0);
_menuBuffer0 = 0;
}
void Resource::loadLevelData(int levelNum) {
char filename[32];
const char *levelName = _prefixes[levelNum];
closeDat(_fs, _lvlFile);
snprintf(filename, sizeof(filename), "%s_HOD.LVL", levelName);
if (openDat(_fs, filename, _lvlFile)) {
loadLvlData(_lvlFile);
} else {
error("Unable to open '%s'", filename);
}
closeDat(_fs, _mstFile);
snprintf(filename, sizeof(filename), "%s_HOD.MST", levelName);
if (openDat(_fs, filename, _mstFile)) {
loadMstData(_mstFile);
} else {
warning("Unable to open '%s'", filename);
memset(&_mstHdr, 0, sizeof(_mstHdr));
}
closeDat(_fs, _sssFile);
snprintf(filename, sizeof(filename), "%s_HOD.SSS", levelName);
if (openDat(_fs, filename, _sssFile)) {
loadSssData(_sssFile);
} else if (_isPsx) {
assert((_lvlSssOffset & 0x7FF) == 0);
_lvlFile->seek(_lvlSssOffset, SEEK_SET);
loadSssData(_lvlFile, _lvlSssOffset);
} else {
warning("Unable to open '%s'", filename);
memset(&_sssHdr, 0, sizeof(_sssHdr));
}
}
void Resource::loadLvlScreenObjectData(LvlObject *dat, const uint8_t *src) {
const uint8_t *start = src;
dat->xPos = READ_LE_UINT32(src); src += 4;
dat->yPos = READ_LE_UINT32(src); src += 4;
dat->screenNum = *src++;
dat->screenState = *src++;
dat->dataNum = *src++;
dat->frame = *src++;
dat->anim = READ_LE_UINT16(src); src += 2;
dat->type = *src++;
dat->spriteNum = *src++;
dat->flags0 = READ_LE_UINT16(src); src += 2;
dat->flags1 = READ_LE_UINT16(src); src += 2;
dat->flags2 = READ_LE_UINT16(src); src += 2;
dat->objectUpdateType = *src++;
dat->hitCount = *src++;
const uint32_t objRef = READ_LE_UINT32(src); src += 4;
if (objRef) {
dat->childPtr = &_dummyObject;
debug(kDebug_RESOURCE, "loadLvlObj dat %p linkObjRef 0x%x", dat, objRef);
}
dat->width = READ_LE_UINT16(src); src += 2;
dat->height = READ_LE_UINT16(src); src += 2;
dat->directionKeyMask = *src++;
dat->actionKeyMask = *src++;
dat->currentSprite = READ_LE_UINT16(src); src += 2;
dat->currentSound = READ_LE_UINT16(src); src += 2;
src += 2; // 0x26
dat->bitmapBits = 0; src += 4;
dat->callbackFuncPtr = 0; src += 4;
dat->dataPtr = 0; src += 4;
dat->sssObject = 0; src += 4;
dat->levelData0x2988 = 0; src += 4;
for (int i = 0; i < 8; ++i) {
dat->posTable[i].x = READ_LE_UINT16(src); src += 2;
dat->posTable[i].y = READ_LE_UINT16(src); src += 2;
}
dat->nextPtr = 0; src += 4;
assert((src - start) == 96);
}
static uint32_t resFixPointersLevelData0x2988(uint8_t *src, uint8_t *ptr, LvlObjectData *dat, bool isPsx) {
uint8_t *base = src;
dat->unk0 = *src++;
dat->spriteNum = *src++;
dat->framesCount = READ_LE_UINT16(src); src += 2;
dat->hotspotsCount = READ_LE_UINT16(src); src += 2;
dat->movesCount = READ_LE_UINT16(src); src += 2;
dat->coordsCount = READ_LE_UINT16(src); src += 2;
dat->refCount = *src++;
dat->frame = *src++;
dat->anim = READ_LE_UINT16(src); src += 2;
src += 2; // 0xE
src += 4; // 0x10
uint32_t movesDataOffset = READ_LE_UINT32(src); src += 4; // 0x14
src += 4; // 0x18
uint32_t framesDataOffset = READ_LE_UINT32(src); src += 4; // 0x1C
src += 4; // 0x20
uint32_t coordsDataOffset = READ_LE_UINT32(src); src += 4; // 0x24
uint32_t hotspotsDataOffset = READ_LE_UINT32(src); src += 4; // 0x28
if (dat->refCount != 0) {
return 0;
}
assert(src == base + kLvlAnimHdrOffset);
dat->animsInfoData = base;
dat->refCount = 0xFF;
dat->framesData = (framesDataOffset == 0) ? 0 : base + framesDataOffset;
dat->hotspotsData = (hotspotsDataOffset == 0) ? 0 : base + hotspotsDataOffset;
dat->movesData = (movesDataOffset == 0) ? 0 : base + movesDataOffset;
dat->coordsData = (coordsDataOffset == 0) ? 0 : base + coordsDataOffset;
if (kByteSwapData) {
for (int i = 0; i < dat->hotspotsCount; ++i) {
LvlAnimHeader *ah = ((LvlAnimHeader *)(base + kLvlAnimHdrOffset)) + i;
ah->unk0 = le16toh(ah->unk0);
ah->seqOffset = le32toh(ah->seqOffset);
if (ah->seqOffset == 0) {
continue;
}
for (int j = 0; j < ah->seqCount; ++j) {
LvlAnimSeqHeader *ash = ((LvlAnimSeqHeader *)(base + ah->seqOffset)) + j;
ash->firstFrame = le16toh(ash->firstFrame);
ash->unk2 = le16toh(ash->unk2);
ash->sound = le16toh(ash->sound);
ash->flags0 = le16toh(ash->flags0);
ash->flags1 = le16toh(ash->flags1);
ash->unkE = le16toh(ash->unkE);
ash->offset = le32toh(ash->offset);
if (ash->offset == 0) {
continue;
}
for (int k = 0; k < ash->count; ++k) {
LvlAnimSeqFrameHeader *asfh = ((LvlAnimSeqFrameHeader *)(base + ash->offset)) + k;
asfh->move = le16toh(asfh->move);
asfh->anim = le16toh(asfh->anim);
}
}
}
for (int i = 0; i < dat->movesCount; ++i) {
LvlSprMoveData *smd = ((LvlSprMoveData *)dat->movesData) + i;
smd->op3 = le16toh(smd->op3);
smd->op4 = le16toh(smd->op4);
}
}
dat->framesOffsetsTable = ptr;
if (dat->coordsData) {
dat->coordsOffsetsTable = ptr + dat->framesCount * 4;
} else {
dat->coordsOffsetsTable = 0;
}
if (dat->unk0 == 1) { // fixed size offset table
assert(isPsx);
dat->framesOffsetsTable = (uint8_t *)malloc(dat->framesCount * sizeof(uint32_t));
uint32_t framesOffset = 6 * dat->framesCount;
if (READ_LE_UINT16(dat->framesData + framesOffset) == 0) {
framesOffset += 2;
}
for (int i = 0; i < dat->framesCount; ++i) {
const int size = READ_LE_UINT16(dat->framesData + i * 6);
WRITE_LE_UINT32(dat->framesOffsetsTable + i * sizeof(uint32_t), framesOffset);
framesOffset += size;
}
dat->coordsOffsetsTable = ptr;
return 0;
}
uint32_t framesOffset = 0;
for (int i = 0; i < dat->framesCount; ++i) {
const int size = READ_LE_UINT16(dat->framesData + framesOffset);
WRITE_LE_UINT32(dat->framesOffsetsTable + i * sizeof(uint32_t), framesOffset);
framesOffset += size;
}
uint32_t coordsOffset = 0;
for (int i = 0; i < dat->coordsCount; ++i) {
const int count = dat->coordsData[coordsOffset];
WRITE_LE_UINT32(dat->coordsOffsetsTable + i * sizeof(uint32_t), coordsOffset);
coordsOffset += count * 4 + 1;
}
return (dat->framesCount + dat->coordsCount) * sizeof(uint32_t);
}
void Resource::loadLvlSpriteData(int num, const uint8_t *buf) {
assert((unsigned int)num < kMaxSpriteTypes);
static const uint32_t baseOffset = _lvlSpritesOffset;
uint8_t header[3 * sizeof(uint32_t)];
if (!buf) {
_lvlFile->seekAlign(baseOffset + num * 16);
_lvlFile->read(header, sizeof(header));
buf = header;
}
const uint32_t offset = READ_LE_UINT32(&buf[0]);
const uint32_t size = READ_LE_UINT32(&buf[4]);
if (size == 0) {
return;
}
const uint32_t readSize = READ_LE_UINT32(&buf[8]);
assert(readSize <= size);
uint8_t *ptr = (uint8_t *)malloc(size);
_lvlFile->seek(_isPsx ? _lvlSssOffset + offset : offset, SEEK_SET);
_lvlFile->read(ptr, readSize);
LvlObjectData *dat = &_resLevelData0x2988Table[num];
const uint32_t readOffsetsSize = resFixPointersLevelData0x2988(ptr, ptr + readSize, dat, _isPsx);
const uint32_t allocatedOffsetsSize = size - readSize;
assert(allocatedOffsetsSize == readOffsetsSize);
_resLevelData0x2988PtrTable[dat->spriteNum] = dat;
_resLvlSpriteDataPtrTable[num] = ptr;
_resLevelData0x2988SizeTable[num] = size;
}
const uint8_t *Resource::getLvlScreenMaskDataPtr(int num) const {
assert((unsigned int)num < kMaxScreens * 4);
const uint32_t offset = READ_LE_UINT32(_resLevelData0x470CTablePtrHdr + num * 8);
return (offset != 0) ? _resLevelData0x470CTable + offset : 0;
}
const uint8_t *Resource::getLvlScreenPosDataPtr(int num) const {
assert((unsigned int)num < kMaxScreens * 4);
const uint32_t offset = READ_LE_UINT32(_resLevelData0x470CTablePtrHdr + num * 8 + 4);
return (offset != 0) ? _resLevelData0x470CTable + offset : 0;
}
void Resource::loadLvlScreenMaskData() {
_lvlFile->seekAlign(_lvlMasksOffset);
const uint32_t offset = _lvlFile->readUint32();
const uint32_t size = _lvlFile->readUint32();
_resLevelData0x470CTable = (uint8_t *)malloc(size);
_lvlFile->seek(offset, SEEK_SET);
_lvlFile->read(_resLevelData0x470CTable, size);
_resLevelData0x470CTablePtrHdr = _resLevelData0x470CTable;
_resLevelData0x470CTablePtrData = _resLevelData0x470CTable + (kMaxScreens * 4) * (2 * sizeof(uint32_t));
// .sss is embedded in .lvl on PSX
_lvlSssOffset = offset + fioAlignSizeTo2048(size);
}
static const uint32_t _lvlTag = 0x484F4400; // 'HOD\x00'
void Resource::loadLvlData(File *fp) {
assert(fp == _lvlFile);
unloadLvlData();
const uint32_t tag = _lvlFile->readUint32();
if (tag != _lvlTag) {
error("Unhandled .lvl tag 0x%x", tag);
closeDat(_fs, _lvlFile);
return;
}
_lvlHdr.screensCount = _lvlFile->readByte();
_lvlHdr.staticLvlObjectsCount = _lvlFile->readByte();
_lvlHdr.otherLvlObjectsCount = _lvlFile->readByte();
_lvlHdr.spritesCount = _lvlFile->readByte();
debug(kDebug_RESOURCE, "Resource::loadLvlData() %d %d %d %d", _lvlHdr.screensCount, _lvlHdr.staticLvlObjectsCount, _lvlHdr.otherLvlObjectsCount, _lvlHdr.spritesCount);
_lvlFile->seekAlign(0x8);
for (int i = 0; i < _lvlHdr.screensCount; ++i) {
_lvlFile->read(_screensGrid[i], 4);
}
_lvlFile->seekAlign(0xA8);
for (int i = 0; i < _lvlHdr.screensCount; ++i) {
LvlScreenVector *dat = &_screensBasePos[i];
dat->u = _lvlFile->readUint32();
dat->v = _lvlFile->readUint32();
}
_lvlFile->seekAlign(0x1E8);
for (int i = 0; i < _lvlHdr.screensCount; ++i) {
LvlScreenState *dat = &_screensState[i];
dat->s0 = _lvlFile->readByte();
dat->s1 = _lvlFile->readByte();
dat->s2 = _lvlFile->readByte();
dat->s3 = _lvlFile->readByte();
}
_lvlFile->seekAlign(0x288);
static const int kSizeOfLvlObject = 96;
const int lvlObjectsCount = (_lvlSpritesOffset - 0x288) / kSizeOfLvlObject;
debug(kDebug_RESOURCE, "Resource::loadLvlData() lvlObjectsCount %d", lvlObjectsCount);
for (int i = 0; i < lvlObjectsCount; ++i) {
LvlObject *dat = &_resLvlScreenObjectDataTable[i];
uint8_t buf[kSizeOfLvlObject];
_lvlFile->read(buf, kSizeOfLvlObject);
loadLvlScreenObjectData(dat, buf);
}
loadLvlScreenMaskData();
memset(_resLevelData0x2988SizeTable, 0, sizeof(_resLevelData0x2988SizeTable));
memset(_resLevelData0x2988PtrTable, 0, sizeof(_resLevelData0x2988PtrTable));
_lvlFile->seekAlign(_lvlSpritesOffset);
uint8_t spr[kMaxSpriteTypes * 16];
assert(_lvlHdr.spritesCount <= kMaxSpriteTypes);
_lvlFile->read(spr, _lvlHdr.spritesCount * 16);
for (int i = 0; i < _lvlHdr.spritesCount; ++i) {
loadLvlSpriteData(i, spr + i * 16);
}
memset(_resLevelData0x2B88SizeTable, 0, sizeof(_resLevelData0x2B88SizeTable));
if (kPreloadLvlBackgroundData) {
_lvlFile->seekAlign(_lvlBackgroundsOffset);
uint8_t buf[kMaxScreens * 16];
assert(_lvlHdr.screensCount <= kMaxScreens);
_lvlFile->read(buf, _lvlHdr.screensCount * 16);
for (unsigned int i = 0; i < _lvlHdr.screensCount; ++i) {
loadLvlScreenBackgroundData(i, buf + i * 16);
}
}
}
void Resource::unloadLvlData() {
free(_resLevelData0x470CTable);
_resLevelData0x470CTable = 0;
for (unsigned int i = 0; i < kMaxScreens; ++i) {
unloadLvlScreenBackgroundData(i);
}
for (unsigned int i = 0; i < kMaxSpriteTypes; ++i) {
LvlObjectData *dat = &_resLevelData0x2988Table[i];
if (dat->unk0 == 1) {
free(dat->framesOffsetsTable);
dat->framesOffsetsTable = 0;
}
free(_resLvlSpriteDataPtrTable[i]);
_resLvlSpriteDataPtrTable[i] = 0;
}
}
static uint32_t resFixPointersLevelData0x2B88(const uint8_t *src, uint8_t *ptr, uint8_t *offsetsPtr, LvlBackgroundData *dat, bool isPsx) {
const uint8_t *start = src;
dat->backgroundCount = *src++;
dat->currentBackgroundId = *src++;
dat->maskCount = *src++;
dat->currentMaskId = *src++;
dat->shadowCount = *src++;
dat->currentShadowId = *src++;
dat->soundCount = *src++;
dat->currentSoundId = *src++;
dat->dataUnk3Count = *src++;
dat->unk9 = *src++;
dat->dataUnk45Count = *src++;
dat->unkB = *src++;
dat->backgroundPaletteId = READ_LE_UINT16(src); src += 2;
dat->backgroundBitmapId = READ_LE_UINT16(src); src += 2;
for (int i = 0; i < 4; ++i) {
const uint32_t offs = READ_LE_UINT32(src); src += 4;
dat->backgroundPaletteTable[i] = (offs != 0) ? ptr + offs : 0;
}
for (int i = 0; i < 4; ++i) {
const uint32_t offs = READ_LE_UINT32(src); src += 4;
dat->backgroundBitmapTable[i] = (offs != 0) ? ptr + offs : 0;
}
for (int i = 0; i < 4; ++i) {
const uint32_t offs = READ_LE_UINT32(src); src += 4;
dat->dataUnk0Table[i] = (offs != 0) ? ptr + offs : 0;
}
for (int i = 0; i < 4; ++i) {
const uint32_t offs = READ_LE_UINT32(src); src += 4;
dat->backgroundMaskTable[i] = (offs != 0) ? ptr + offs : 0;
}
for (int i = 0; i < 4; ++i) {
const uint32_t offs = READ_LE_UINT32(src); src += 4;
dat->backgroundSoundTable[i] = (offs != 0) ? ptr + offs : 0;
}
for (int i = 0; i < 8; ++i) {
const uint32_t offs = READ_LE_UINT32(src); src += 4;
dat->backgroundAnimationTable[i] = (offs != 0) ? ptr + offs : 0;
}
uint32_t offsetsSize = 0;
for (int i = 0; i < 8; ++i) {
const uint32_t offs = READ_LE_UINT32(src); src += 4;
if (offs != 0) {
dat->backgroundLvlObjectDataTable[i] = (LvlObjectData *)malloc(sizeof(LvlObjectData));
offsetsSize += resFixPointersLevelData0x2988(ptr + offs, offsetsPtr + offsetsSize, dat->backgroundLvlObjectDataTable[i], isPsx);
} else {
dat->backgroundLvlObjectDataTable[i] = 0;
}
}
assert((src - start) == 160);
return offsetsSize;
}
void Resource::loadLvlScreenBackgroundData(int num, const uint8_t *buf) {
assert((unsigned int)num < kMaxScreens);
static const uint32_t baseOffset = _lvlBackgroundsOffset;
uint8_t header[3 * sizeof(uint32_t)];
if (!buf) {
_lvlFile->seekAlign(baseOffset + num * 16);
_lvlFile->read(header, sizeof(header));
buf = header;
}
const uint32_t offset = READ_LE_UINT32(&buf[0]);
const uint32_t size = READ_LE_UINT32(&buf[4]);
if (size == 0) {
return;
}
const uint32_t readSize = READ_LE_UINT32(&buf[8]);
assert(readSize <= size);
uint8_t *ptr = (uint8_t *)malloc(size);
_lvlFile->seek(_isPsx ? _lvlSssOffset + offset : offset, SEEK_SET);
_lvlFile->read(ptr, readSize);
uint8_t hdr[160];
_lvlFile->seekAlign(baseOffset + kMaxScreens * 16 + num * 160);
_lvlFile->read(hdr, 160);
LvlBackgroundData *dat = &_resLvlScreenBackgroundDataTable[num];
const uint32_t readOffsetsSize = resFixPointersLevelData0x2B88(hdr, ptr, ptr + readSize, dat, _isPsx);
const uint32_t allocatedOffsetsSize = size - readSize;
assert(allocatedOffsetsSize == readOffsetsSize);
_resLvlScreenBackgroundDataPtrTable[num] = ptr;
_resLevelData0x2B88SizeTable[num] = size;
}
void Resource::unloadLvlScreenBackgroundData(int num) {
if (_resLevelData0x2B88SizeTable[num] != 0) {
free(_resLvlScreenBackgroundDataPtrTable[num]);
_resLvlScreenBackgroundDataPtrTable[num] = 0;
_resLevelData0x2B88SizeTable[num] = 0;
LvlBackgroundData *dat = &_resLvlScreenBackgroundDataTable[num];
for (int i = 0; i < 4; ++i) {
free(dat->backgroundLvlObjectDataTable[i]);
}
memset(dat, 0, sizeof(LvlBackgroundData));
}
}
bool Resource::isLvlSpriteDataLoaded(int num) const {
return _resLevelData0x2988SizeTable[num] != 0;
}
bool Resource::isLvlBackgroundDataLoaded(int num) const {
return _resLevelData0x2B88SizeTable[num] != 0;
}
void Resource::incLvlSpriteDataRefCounter(LvlObject *ptr) {
LvlObjectData *dat = _resLevelData0x2988PtrTable[ptr->spriteNum];
assert(dat);
++dat->refCount;
ptr->levelData0x2988 = dat;
}
void Resource::decLvlSpriteDataRefCounter(LvlObject *ptr) {
LvlObjectData *dat = _resLevelData0x2988PtrTable[ptr->spriteNum];
if (dat) {
--dat->refCount;
}
}
const uint8_t *Resource::getLvlSpriteFramePtr(LvlObjectData *dat, int frame, uint16_t *w, uint16_t *h) const {
assert(frame < dat->framesCount);
const uint8_t *p = dat->framesData;
if (dat->unk0 == 1) {
p += frame * 6;
const uint16_t size = READ_LE_UINT16(p);
*w = READ_LE_UINT16(p + 2);
*h = READ_LE_UINT16(p + 4);
if (size > 8) {
return dat->framesData + READ_LE_UINT32(dat->framesOffsetsTable + frame * sizeof(uint32_t));
}
} else {
p += READ_LE_UINT32(dat->framesOffsetsTable + frame * sizeof(uint32_t));
const uint16_t size = READ_LE_UINT16(p);
*w = READ_LE_UINT16(p + 2);
*h = READ_LE_UINT16(p + 4);
if (size > 8) {
return p + 6;
}
}
return 0;
}
const uint8_t *Resource::getLvlSpriteCoordPtr(LvlObjectData *dat, int num) const {
assert(num < dat->coordsCount);
return dat->coordsData + READ_LE_UINT32(dat->coordsOffsetsTable + num * sizeof(uint32_t));
}
int Resource::findScreenGridIndex(int screenNum) const {
for (int i = 0; i < 4; ++i) {
if (_screensGrid[_currentScreenResourceNum][i] == screenNum) {
return i;
}
}
if (_currentScreenResourceNum == screenNum) {
return 4;
}
return -1;
}
void Resource::loadSssData(File *fp, const uint32_t baseOffset) {
assert(fp == _sssFile || fp == _datFile || fp == _lvlFile);
if (_sssHdr.bufferSize != 0) {
unloadSssData();
_sssHdr.bufferSize = 0;
_sssHdr.infosDataCount = 0;
}
_sssHdr.version = fp->readUint32();
if (_sssHdr.version != 6 && _sssHdr.version != 10 && _sssHdr.version != 12) {
warning("Unhandled .sss version %d", _sssHdr.version);
closeDat(_fs, _sssFile);
return;
}
_sssHdr.bufferSize = fp->readUint32();
_sssHdr.preloadPcmCount = fp->readUint32();
_sssHdr.preloadInfoCount = fp->readUint32();
debug(kDebug_RESOURCE, "_sssHdr.bufferSize %d _sssHdr.preloadPcmCount %d _sssHdr.preloadInfoCount %d", _sssHdr.bufferSize, _sssHdr.preloadPcmCount, _sssHdr.preloadInfoCount);
_sssHdr.infosDataCount = fp->readUint32();
_sssHdr.filtersDataCount = fp->readUint32();
_sssHdr.banksDataCount = fp->readUint32();
debug(kDebug_RESOURCE, "_sssHdr.infosDataCount %d _sssHdr.filtersDataCount %d _sssHdr.banksDataCount %d", _sssHdr.infosDataCount, _sssHdr.filtersDataCount, _sssHdr.banksDataCount);
_sssHdr.samplesDataCount = fp->readUint32();
_sssHdr.codeSize = fp->readUint32();
debug(kDebug_RESOURCE, "_sssHdr.samplesDataCount %d _sssHdr.codeSize %d", _sssHdr.samplesDataCount, _sssHdr.codeSize);
if (_sssHdr.version == 10 || _sssHdr.version == 12) {
_sssHdr.preloadData1Count = fp->readUint32() & 255; // pcm
_sssHdr.preloadData2Count = fp->readUint32() & 255; // sprites
_sssHdr.preloadData3Count = fp->readUint32() & 255; // mst
}
_sssHdr.pcmCount = fp->readUint32();
const int bufferSize = _sssHdr.bufferSize + _sssHdr.filtersDataCount * 52 + _sssHdr.banksDataCount * 56;
debug(kDebug_RESOURCE, "bufferSize %d", bufferSize);
const bool preloadPcm = (fp == _datFile) || (kPreloadSssPcm && !_isPsx);
// fp->flush();
fp->seek(baseOffset + 2048, SEEK_SET); // align to the next sector
// _sssBuffer1
int bytesRead = 0;
_sssInfosData.allocate(_sssHdr.infosDataCount);
for (int i = 0; i < _sssHdr.infosDataCount; ++i) {
_sssInfosData[i].sssBankIndex = fp->readUint16(); // index _sssBanksData
_sssInfosData[i].sampleIndex = fp->readByte();
_sssInfosData[i].targetVolume = fp->readByte();
_sssInfosData[i].targetPriority = fp->readByte();
_sssInfosData[i].targetPanning = fp->readByte();
_sssInfosData[i].concurrencyMask = fp->readByte();
fp->skipByte(); // padding to 8 bytes
bytesRead += 8;
}
_sssDefaultsData.allocate(_sssHdr.filtersDataCount);
for (int i = 0; i < _sssHdr.filtersDataCount; ++i) {
_sssDefaultsData[i].defaultVolume = fp->readByte();
_sssDefaultsData[i].defaultPriority = fp->readByte();
_sssDefaultsData[i].defaultPanning = fp->readByte();
fp->skipByte(); // padding to 4 bytes
bytesRead += 4;
}
_sssBanksData.allocate(_sssHdr.banksDataCount);
for (int i = 0; i < _sssHdr.banksDataCount; ++i) {
_sssBanksData[i].flags = fp->readByte();
_sssBanksData[i].count = fp->readByte();
assert(_sssBanksData[i].count <= 4); // matches sizeof(_sssDataUnk6.unk0)
_sssBanksData[i].sssFilter = fp->readUint16();
_sssBanksData[i].firstSampleIndex = fp->readUint32();
debug(kDebug_RESOURCE, "SssBank #%d count %d codeOffset 0x%x", i, _sssBanksData[i].count, _sssBanksData[i].firstSampleIndex);
bytesRead += 8;
}
_sssSamplesData.allocate(_sssHdr.samplesDataCount);
for (int i = 0; i < _sssHdr.samplesDataCount; ++i) {
_sssSamplesData[i].pcm = fp->readUint16();
_sssSamplesData[i].framesCount = fp->readUint16();
_sssSamplesData[i].initVolume = fp->readByte();
_sssSamplesData[i].unk5 = fp->readByte();
_sssSamplesData[i].initPriority = fp->readByte();
_sssSamplesData[i].initPanning = fp->readByte();
_sssSamplesData[i].codeOffset1 = fp->readUint32();
_sssSamplesData[i].codeOffset2 = fp->readUint32();
_sssSamplesData[i].codeOffset3 = fp->readUint32();
_sssSamplesData[i].codeOffset4 = fp->readUint32();
debug(kDebug_RESOURCE, "SssSample #%d pcm %d frames %d", i, _sssSamplesData[i].pcm, _sssSamplesData[i].framesCount);
bytesRead += 24;
}
_sssCodeData = (uint8_t *)malloc(_sssHdr.codeSize);
fp->read(_sssCodeData, _sssHdr.codeSize);
bytesRead += _sssHdr.codeSize;
if (_sssHdr.version == 10 || _sssHdr.version == 12) {
// _sssPreloadData1
fp->seek(_sssHdr.preloadData1Count * 4, SEEK_CUR);
bytesRead += _sssHdr.preloadData1Count * 4;
// _sssPreloadData2
fp->seek(_sssHdr.preloadData2Count * 4, SEEK_CUR);
bytesRead += _sssHdr.preloadData2Count * 4;
// _sssPreloadData3
fp->seek(_sssHdr.preloadData3Count * 4, SEEK_CUR);
bytesRead += _sssHdr.preloadData3Count * 4;
_sssPreload1Table.allocate(_sssHdr.preloadData1Count);
const int ptrSize = (_sssHdr.version == 12) ? 2 : 1;
for (int i = 0; i < _sssHdr.preloadData1Count; ++i) {
const int count = (ptrSize == 2) ? fp->readUint16() : fp->readByte();
debug(kDebug_RESOURCE, "sssPreloadData1 #%d count %d", i, count);
_sssPreload1Table[i].count = count;
_sssPreload1Table[i].ptrSize = ptrSize;
const int tableSize = ptrSize * count;
_sssPreload1Table[i].ptr = (uint8_t *)malloc(tableSize);
fp->read(_sssPreload1Table[i].ptr, tableSize);
bytesRead += tableSize + ptrSize;
}
for (int i = 0; i < _sssHdr.preloadData2Count; ++i) {
const int count = fp->readByte();
fp->seek(count, SEEK_CUR);
debug(kDebug_RESOURCE, "sssPreloadData2 #%d count %d", i, count);
bytesRead += count + 1;
}
for (int i = 0; i < _sssHdr.preloadData3Count; ++i) {
const int count = fp->readByte();
fp->seek(count, SEEK_CUR);
debug(kDebug_RESOURCE, "sssPreloadData3 #%d count %d", i, count);
bytesRead += count + 1;
}
{
const int count = fp->readByte();
fp->seek(count, SEEK_CUR);
bytesRead += count + 1;
}
// _sssPreloadInfosData = data;
}
_sssPreloadInfosData.allocate(_sssHdr.preloadInfoCount);
for (int i = 0; i < _sssHdr.preloadInfoCount; ++i) {
_sssPreloadInfosData[i].count = fp->readUint32();
fp->readUint32();
debug(kDebug_RESOURCE, "_sssPreloadInfosData #%d/%d count %d offset 0x%x", i, _sssHdr.preloadInfoCount, _sssPreloadInfosData[i].count);
bytesRead += 8;
}
if (_sssHdr.version == 10 || _sssHdr.version == 12) {
static const int kSizeOfPreloadInfoData_V10 = 32;
for (int i = 0; i < _sssHdr.preloadInfoCount; ++i) {
const int count = _sssPreloadInfosData[i].count;
_sssPreloadInfosData[i].data = (SssPreloadInfoData *)calloc(count, sizeof(SssPreloadInfoData));
for (int j = 0; j < count; ++j) {
SssPreloadInfoData *preloadInfoData = &_sssPreloadInfosData[i].data[j];
preloadInfoData->pcmBlockOffset = fp->readUint16();
preloadInfoData->pcmBlockSize = fp->readUint16();
fp->seek(12, SEEK_CUR);
preloadInfoData->screenNum = fp->readByte();
const int preload3Index = fp->readByte(); // mst
assert(preload3Index < _sssHdr.preloadData3Count);
preloadInfoData->preload3Index = preload3Index;
const int preload1Index = fp->readByte(); // pcm
assert(preload1Index < _sssHdr.preloadData1Count);
preloadInfoData->preload1Index = preload1Index;
const int preload2Index = fp->readByte(); // lvl
assert(preload2Index < _sssHdr.preloadData2Count);
preloadInfoData->preload2Index = preload2Index;
fp->seek(8, SEEK_CUR);
preloadInfoData->unk1C = fp->readUint32();
bytesRead += kSizeOfPreloadInfoData_V10;
}
for (int j = 0; j < count; ++j) {
const int len = _sssPreloadInfosData[i].data[j].unk1C * 4;
bytesRead += skipBytesAlign(fp, len);
}
}
} else if (_sssHdr.version == 6) {
static const int kSizeOfPreloadInfoData_V6 = 68;
assert((unsigned int)_sssHdr.preloadInfoCount < kMaxScreens);
uint8_t buffer[kMaxScreens * kSizeOfPreloadInfoData_V6];
for (int i = 0; i < _sssHdr.preloadInfoCount; ++i) {
const int count = _sssPreloadInfosData[i].count;
_sssPreloadInfosData[i].data = (SssPreloadInfoData *)calloc(count, sizeof(SssPreloadInfoData));
fp->read(buffer, kSizeOfPreloadInfoData_V6 * count);
bytesRead += kSizeOfPreloadInfoData_V6 * count;
for (int j = 0; j < count; ++j) {
SssPreloadInfoData *preloadInfoData = &_sssPreloadInfosData[i].data[j];
preloadInfoData->screenNum = buffer[j * kSizeOfPreloadInfoData_V6];
// 0x2C is pcm preload list
preloadInfoData->preload1Data_V6.count = READ_LE_UINT32(buffer + j * kSizeOfPreloadInfoData_V6 + 0x2C);
preloadInfoData->preload1Data_V6.ptrSize = 2;
const int preload1DataLen = ((preloadInfoData->preload1Data_V6.count * 2) + 3) & ~3;
preloadInfoData->preload1Data_V6.ptr = (uint8_t *)malloc(preload1DataLen);
bytesRead += fp->read(preloadInfoData->preload1Data_V6.ptr, preload1DataLen);
static const int8_t offsets[7] = { 0x30, 0x34, 0x04, 0x08, 0x0C, 0x10, 0x14 };
static const int8_t lengths[7] = { 1, 1, 2, 2, 1, 1, 1 };