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https://github.com/scummvm/scummvm.git
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82 lines
2.5 KiB
C++
82 lines
2.5 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "common/stream.h"
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#include "common/substream.h"
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#include "director/director.h"
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#include "director/cast.h"
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#include "director/rte.h"
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namespace Director {
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RTE0::RTE0(Cast *cast, Common::SeekableReadStreamEndian &stream) : _cast(cast) {
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data.resize(stream.size(), 0);
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stream.read(&data[0], stream.size());
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}
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RTE1::RTE1(Cast *cast, Common::SeekableReadStreamEndian &stream) : _cast(cast) {
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data.resize(stream.size(), 0);
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stream.read(&data[0], stream.size());
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}
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RTE2::RTE2(Cast *cast, Common::SeekableReadStreamEndian &stream) : _cast(cast) {
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if (debugChannelSet(2, kDebugText))
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stream.hexdump(stream.size());
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width = stream.readUint16BE();
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height = stream.readUint16BE();
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bpp = stream.readUint16BE();
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int checkMax = (1 << bpp) - 1;
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debugC(5, kDebugLoading, "RTE2: width: %d, height: %d, bpp: %d", width, height, bpp);
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alphaMap.resize(width*height, 0);
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for (int y = 0; y < height; y++) {
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for (int x = 0; x < width;) {
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uint32 pos = stream.pos();
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byte check = stream.readByte();
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if (check == 0x1f) {
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debugC(9, kDebugLoading, "(%d, %d): %x -> color %d %d %d", x, y, pos, stream.readByte(), stream.readByte(), stream.readByte());
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continue;
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}
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if (check == 0 || check == checkMax) {
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byte count = stream.readByte();
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debugC(9, kDebugLoading, "(%d, %d): %x -> %02x %02x", x, y, pos, check, count);
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if (count == 0x00 && check == 0x00) {
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// end of line
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break;
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}
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for (byte j = 0; j < count; j++) {
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alphaMap[width*y + x] = check;
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x += 1;
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if (x >= width)
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break;
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}
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} else {
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debugC(9, kDebugLoading, "(%d, %d): %x -> %02x", x, y, pos, check);
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alphaMap[width*y + x] = check;
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x += 1;
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}
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}
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}
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}
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} // End of namespace Director
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