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72 lines
2.1 KiB
C++
72 lines
2.1 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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* Additional copyright for this file:
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* Copyright (C) 1999-2000 Revolution Software Ltd.
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* This code is based on source code created by Revolution Software,
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* used with permission.
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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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#ifndef ICB_PX_STATIC_LAYERS_H
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#define ICB_PX_STATIC_LAYERS_H
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#include "engines/icb/common/px_common.h"
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namespace ICB {
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#define PCLAYER_SCHEMA 1
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#define PCLAYER_ID MKTAG('r', 'y', 'a', 'L')
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#define TILE_WIDTH 64
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#define TILE_HEIGHT 48
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#define TILES_WIDE (640 / TILE_WIDTH)
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#define TILES_HIGH (480 / TILE_HEIGHT)
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#define TILE_COUNT (TILES_WIDE * TILES_HIGH)
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class pcStaticLayers {
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private:
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char id[4];
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uint32 schema;
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uint32 mapping;
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uint32 tilePtrs[TILE_COUNT]; // 10 x 10 array of tiles (null means an empty tile)
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uint32 semiPtrs[TILE_COUNT]; // 10 x 10 array of tiles (null means an empty tile)
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uint8 *DataStart() { return (uint8 *)id; }
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public:
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uint16 *GetSemiTileTable(int32 idx) { return semiPtrs[idx] ? (uint16 *)(DataStart() + semiPtrs[idx]) : 0; }
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uint16 *GetTileTable(int32 idx) { return tilePtrs[idx] ? (uint16 *)(DataStart() + tilePtrs[idx]) : 0; }
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uint32 GetSchema() {
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if (READ_LE_U32(id) != PCLAYER_ID)
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return 0;
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else
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return schema;
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}
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pcStaticLayers () {
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(void)mapping; // shutup warning
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}
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};
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} // End of namespace ICB
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#endif // _PX_STATIC_LAYERS_H
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