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author | johndoe123 | 2013-12-27 13:49:38 +0100 |
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committer | johndoe123 | 2014-01-29 13:27:47 +0100 |
commit | 5f4fc9a1dd5668ab9fa9706a8e86b2ec3ac808d1 (patch) | |
tree | d604708964d879e420633b151098ff5ea1ded631 /engines/bbvs/spritemodule.cpp | |
parent | f61e9c1c02a5b9bc11f84ef1bd9569bddc2fdbe3 (diff) | |
download | scummvm-rg350-5f4fc9a1dd5668ab9fa9706a8e86b2ec3ac808d1.tar.gz scummvm-rg350-5f4fc9a1dd5668ab9fa9706a8e86b2ec3ac808d1.tar.bz2 scummvm-rg350-5f4fc9a1dd5668ab9fa9706a8e86b2ec3ac808d1.zip |
BBVS: Initial commit
Diffstat (limited to 'engines/bbvs/spritemodule.cpp')
-rw-r--r-- | engines/bbvs/spritemodule.cpp | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/engines/bbvs/spritemodule.cpp b/engines/bbvs/spritemodule.cpp new file mode 100644 index 0000000000..8eae7f9a6a --- /dev/null +++ b/engines/bbvs/spritemodule.cpp @@ -0,0 +1,112 @@ +/* ScummVM - Graphic Adventure Engine + * + * ScummVM is the legal property of its developers, whose names + * are too numerous to list here. Please refer to the COPYRIGHT + * file distributed with this source distribution. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + */ + +#include "bbvs/spritemodule.h" + +namespace Bbvs { + +byte *Sprite::getRow(int y) { + if (type == 1) + return data + READ_LE_UINT32((data + offset) + y * 4); + else + return data + offset + y * width; +} + +SpriteModule::SpriteModule() + : _spritesCount(0), _paletteStart(0), _paletteCount(0), _spriteData(0) { +} + +SpriteModule::~SpriteModule() { + unload(); +} + +void SpriteModule::load(const char *filename) { + unload(); + + Common::File fd; + if (!fd.open(filename)) + error("SpriteModule::load() Could not open %s", filename); + + fd.readUint32LE(); // Skip magic + fd.readUint32LE(); // Skip unused + fd.readUint32LE(); // Skip filesize + + _paletteOffs = fd.readUint32LE(); + fd.readUint32LE(); // Skip unused flagsTbl1Ofs + fd.readUint32LE(); // Skip unused flagsTbl2Ofs + _spriteTblOffs = fd.readUint32LE(); + _paletteStart = fd.readUint32LE(); + _paletteCount = fd.readUint32LE(); + _spritesCount = fd.readUint32LE(); + + debug(0, "_paletteOffs: %08X", _paletteOffs); + debug(0, "_spriteTblOffs: %08X", _spriteTblOffs); + debug(0, "_paletteStart: %d", _paletteStart); + debug(0, "_paletteCount: %d", _paletteCount); + debug(0, "_spritesCount: %d", _spritesCount); + + _spriteDataSize = fd.size(); + _spriteData = new byte[_spriteDataSize]; + fd.seek(0); + fd.read(_spriteData, _spriteDataSize); + + // Convert palette + byte *palette = _spriteData + _paletteOffs; + for (int i = 0; i < _paletteCount; ++i) { + palette[i * 3 + 0] <<= 2; + palette[i * 3 + 1] <<= 2; + palette[i * 3 + 2] <<= 2; + } + +} + +Sprite SpriteModule::getSprite(int index) { + Sprite sprite; + uint32 spriteOffs = READ_LE_UINT32(_spriteData + _spriteTblOffs + index * 4); + byte *info = _spriteData + spriteOffs; + sprite.data = _spriteData; + sprite.offset = READ_LE_UINT32(info + 0); + sprite.type = READ_LE_UINT32(info + 4); + sprite.width = READ_LE_UINT32(info + 8); + sprite.height = READ_LE_UINT32(info + 12); + sprite.xOffs = READ_LE_UINT32(info + 16); + sprite.yOffs = READ_LE_UINT32(info + 20); + return sprite; +} + +Palette SpriteModule::getPalette() { + Palette palette; + palette.data = _spriteData + _paletteOffs; + palette.start = _paletteStart; + palette.count = _paletteCount; + return palette; +} + +void SpriteModule::unload() { + _spritesCount = 0; + _paletteStart = 0; + _paletteCount = 0; + delete[] _spriteData; + _spriteData = 0; +} + +} // End of namespace Bbvs |