mirror of
https://github.com/libretro/scummvm.git
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158 lines
4.1 KiB
C++
158 lines
4.1 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
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*
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*/
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#include "common/stream.h"
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#include "gob/gob.h"
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#include "gob/map.h"
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#include "gob/global.h"
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#include "gob/goblin.h"
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#include "gob/inter.h"
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#include "gob/game.h"
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#include "gob/parse.h"
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#include "gob/mult.h"
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namespace Gob {
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Map_v4::Map_v4(GobEngine *vm) : Map_v2(vm) {
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}
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Map_v4::~Map_v4() {
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}
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void Map_v4::loadMapObjects(const char *avjFile) {
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uint8 wayPointsCount;
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int16 var;
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int16 id;
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int16 mapWidth, mapHeight;
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int16 tmp;
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byte *variables;
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byte *extData;
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uint32 tmpPos;
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uint32 passPos;
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var = _vm->_parse->parseVarIndex();
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variables = _vm->_global->_inter_variables + var;
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id = _vm->_inter->load16();
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if (((uint16) id) >= 65520) {
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warning("Woodruff Stub: loadMapObjects ID >= 65520");
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return;
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} else if (id == -1) {
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_passMap = (int8 *)(_vm->_global->_inter_variables + var);
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return;
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}
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extData = _vm->_game->loadExtData(id, 0, 0);
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Common::MemoryReadStream mapData(extData, 4294967295U);
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_widthByte = mapData.readByte();
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if (_widthByte == 4) {
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_screenWidth = 640;
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_screenHeight = 400;
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} else if (_widthByte == 3) {
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_screenWidth = 640;
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_screenHeight = 200;
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} else {
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_screenWidth = 320;
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_screenHeight = 200;
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}
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_wayPointsCount = mapData.readByte();
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_tilesWidth = mapData.readSint16LE();
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_tilesHeight = mapData.readSint16LE();
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_bigTiles = !(_tilesHeight & 0xFF00);
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_tilesHeight &= 0xFF;
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if (_widthByte == 4) {
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_screenWidth = mapData.readSint16LE();
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_screenHeight = mapData.readSint16LE();
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}
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_mapWidth = _screenWidth / _tilesWidth;
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_mapHeight = _screenHeight / _tilesHeight;
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passPos = mapData.pos();
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mapData.skip(_mapWidth * _mapHeight);
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if (*extData == 1)
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wayPointsCount = _wayPointsCount = 40;
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else
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wayPointsCount = _wayPointsCount == 0 ? 1 : _wayPointsCount;
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delete[] _wayPoints;
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_wayPoints = new Point[wayPointsCount];
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for (int i = 0; i < _wayPointsCount; i++) {
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_wayPoints[i].x = mapData.readSByte();
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_wayPoints[i].y = mapData.readSByte();
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_wayPoints[i].notWalkable = mapData.readSByte();
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}
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if (_widthByte == 4)
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_mapWidth = (int16) READ_VARO_UINT16(68);
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_passWidth = _mapWidth;
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// In the original asm, this writes byte-wise into the variables-array
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tmpPos = mapData.pos();
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mapData.seek(passPos);
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if (variables != _vm->_global->_inter_variables) {
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byte *sizes;
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_passMap = (int8 *) variables;
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mapHeight = _screenHeight / _tilesHeight;
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mapWidth = _screenWidth / _tilesWidth;
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sizes = _vm->_global->_inter_variablesSizes +
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(((byte *) _passMap) - _vm->_global->_inter_variables);
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for (int i = 0; i < mapHeight; i++) {
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for (int j = 0; j < mapWidth; j++)
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setPass(j, i, mapData.readSByte());
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memset(sizes + i * _passWidth, 0, mapWidth);
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}
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}
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mapData.seek(tmpPos);
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tmp = mapData.readSint16LE();
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mapData.skip(tmp * 14);
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tmp = mapData.readSint16LE();
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mapData.skip(tmp * 14 + 28);
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tmp = mapData.readSint16LE();
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mapData.skip(tmp * 14);
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_vm->_goblin->_gobsCount = tmp;
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for (int i = 0; i < _vm->_goblin->_gobsCount; i++)
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loadGoblinStates(mapData, i);
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_vm->_goblin->_soundSlotsCount = _vm->_inter->load16();
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for (int i = 0; i < _vm->_goblin->_soundSlotsCount; i++)
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_vm->_goblin->_soundSlots[i] = _vm->_inter->loadSound(1);
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delete[] extData;
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}
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} // End of namespace Gob
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