diff options
Diffstat (limited to 'engines/illusions/backgroundresource.cpp')
| -rw-r--r-- | engines/illusions/backgroundresource.cpp | 84 |
1 files changed, 69 insertions, 15 deletions
diff --git a/engines/illusions/backgroundresource.cpp b/engines/illusions/backgroundresource.cpp index 754b9d2e80..a4111c7893 100644 --- a/engines/illusions/backgroundresource.cpp +++ b/engines/illusions/backgroundresource.cpp @@ -53,8 +53,12 @@ void BackgroundResourceLoader::load(Resource *resource) { // TODO camera_fadeClear(); int index = backgroundItem->_bgRes->findMasterBgIndex(); _vm->_camera->set(backgroundItem->_bgRes->_bgInfos[index - 1]._panPoint, backgroundItem->_bgRes->_bgInfos[index - 1]._surfInfo._dimensions); + + if (backgroundItem->_bgRes->_palettesCount > 0) { + Palette *palette = &backgroundItem->_bgRes->_palettes[backgroundItem->_bgRes->_paletteIndex - 1]; + _vm->_screen->setPalette(palette->_palette, 1, palette->_count); + } - // NOTE Skipped palette loading (not used in BBDOU) } void BackgroundResourceLoader::unload(Resource *resource) { @@ -150,6 +154,15 @@ int ScaleLayer::getScale(Common::Point pos) { return _values[pos.y]; } +// Palette + +void Palette::load(byte *dataStart, Common::SeekableReadStream &stream) { + _count = stream.readUint16LE(); + _unk = stream.readUint16LE(); + uint32 paletteOffs = stream.readUint32LE(); + _palette = dataStart + paletteOffs; +} + // BackgroundObject void BackgroundObject::load(byte *dataStart, Common::SeekableReadStream &stream) { @@ -176,13 +189,15 @@ void BackgroundResource::load(byte *data, uint32 dataSize) { Common::MemoryReadStream stream(data, dataSize, DisposeAfterUse::NO); // TODO A lot + stream.seek(8); + _paletteIndex = stream.readUint16LE(); + // Load background pixels stream.seek(0x0A); _bgInfosCount = stream.readUint16LE(); _bgInfos = new BgInfo[_bgInfosCount]; stream.seek(0x20); uint32 bgInfosOffs = stream.readUint32LE(); - debug("_bgInfosCount: %d", _bgInfosCount); for (uint i = 0; i < _bgInfosCount; ++i) { stream.seek(bgInfosOffs + i * 0x1C); _bgInfos[i].load(data, stream); @@ -232,6 +247,18 @@ void BackgroundResource::load(byte *data, uint32 dataSize) { stream.seek(namedPointsOffs); _namedPoints.load(namedPointsCount, stream); + // Load palettes + stream.seek(0x18); + _palettesCount = stream.readUint16LE(); + _palettes = new Palette[_palettesCount]; + stream.seek(0x3C); + uint32 palettesOffs = stream.readUint32LE(); + debug(0, "_palettesCount: %d", _palettesCount); + for (uint i = 0; i < _palettesCount; ++i) { + stream.seek(palettesOffs + i * 8); + _palettes[i].load(data, stream); + } + } int BackgroundResource::findMasterBgIndex() { @@ -255,7 +282,7 @@ bool BackgroundResource::findNamedPoint(uint32 namedPointId, Common::Point &pt) // BackgroundItem -BackgroundItem::BackgroundItem(IllusionsEngine *vm) : _vm(vm), _tag(0), _pauseCtr(0), _bgRes(0) { +BackgroundItem::BackgroundItem(IllusionsEngine *vm) : _vm(vm), _tag(0), _pauseCtr(0), _bgRes(0), _savedPalette(0) { } BackgroundItem::~BackgroundItem() { @@ -282,6 +309,41 @@ void BackgroundItem::freeSurface() { } void BackgroundItem::drawTiles(Graphics::Surface *surface, TileMap &tileMap, byte *tilePixels) { + switch (_vm->getGameId()) { + case kGameIdDuckman: + drawTiles8(surface, tileMap, tilePixels); + break; + case kGameIdBBDOU: + drawTiles16(surface, tileMap, tilePixels); + break; + } +} + +void BackgroundItem::drawTiles8(Graphics::Surface *surface, TileMap &tileMap, byte *tilePixels) { + const int kTileWidth = 32; + const int kTileHeight = 8; + const int kTileSize = kTileWidth * kTileHeight; + uint tileMapIndex = 0; + for (int tileY = 0; tileY < tileMap._height; ++tileY) { + int tileDestY = tileY * kTileHeight; + int tileDestH = MIN(kTileHeight, surface->h - tileDestY); + for (int tileX = 0; tileX < tileMap._width; ++tileX) { + int tileDestX = tileX * kTileWidth; + int tileDestW = MIN(kTileWidth, surface->w - tileDestX); + uint16 tileIndex = READ_LE_UINT16(tileMap._map + 2 * tileMapIndex); + ++tileMapIndex; + byte *src = tilePixels + (tileIndex - 1) * kTileSize; + byte *dst = (byte*)surface->getBasePtr(tileDestX, tileDestY); + for (int h = 0; h < tileDestH; ++h) { + memcpy(dst, src, tileDestW); + dst += surface->pitch; + src += kTileWidth; + } + } + } +} + +void BackgroundItem::drawTiles16(Graphics::Surface *surface, TileMap &tileMap, byte *tilePixels) { const int kTileWidth = 32; const int kTileHeight = 8; const int kTileSize = kTileWidth * kTileHeight * 2; @@ -318,10 +380,8 @@ void BackgroundItem::pause() { */ // TODO _vm->setDefPointDimensions1(); _vm->_camera->getActiveState(_savedCameraState); - /* Unused - _savedPalette = malloc(1024); - savePalette(_savedPalette); - */ + _savedPalette = new byte[1024]; + _vm->_screen->getPalette(_savedPalette); freeSurface(); } } @@ -335,11 +395,9 @@ void BackgroundItem::unpause() { krndictAddID(_bgRes->_item48s[i].id, _bgRes->_item48s[i]); */ initSurface(); - /* Unused - restorePalette(_savedPalette, 1, 256); - free(_savedPalette); + _vm->_screen->setPalette(_savedPalette, 1, 256); + delete[] _savedPalette; _savedPalette = 0; - */ // TODO _vm->_screen->_fadeClear(); _vm->_camera->setActiveState(_savedCameraState); _vm->_backgroundItems->refreshPan(); @@ -437,8 +495,4 @@ bool BackgroundItems::findActiveBackgroundNamedPoint(uint32 namedPointId, Common return backgroundResource ? backgroundResource->findNamedPoint(namedPointId, pt) : false; } -BackgroundItem *BackgroundItems::debugFirst() { - return *(_items.begin()); -} - } // End of namespace Illusions |