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/* AWE - Another World Engine
* Copyright (C) 2004 Gregory Montoir
* Copyright (C) 2004 The ScummVM project
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __LOGIC_H__
#define __LOGIC_H__
#include "stdafx.h"
#include "intern.h"
namespace Awe {
struct Resource;
struct Serializer;
struct SystemStub;
struct Video;
struct Logic {
typedef void (Logic::*OpcodeStub)();
enum ScriptVars {
VAR_RANDOM_SEED = 0x3C,
VAR_LAST_KEYCHAR = 0xDA,
VAR_HERO_POS_UP_DOWN = 0xE5,
VAR_SCROLL_Y = 0xF9,
VAR_HERO_ACTION = 0xFA,
VAR_HERO_POS_JUMP_DOWN = 0xFB,
VAR_HERO_POS_LEFT_RIGHT = 0xFC,
VAR_HERO_POS_MASK = 0xFD,
VAR_HERO_ACTION_POS_MASK = 0xFE,
VAR_PAUSE_SLICES = 0xFF
};
static const OpcodeStub _opTable[];
Resource *_res;
Video *_vid;
SystemStub *_stub;
int16 _scriptVar_0xBF;
int16 _scriptVars[0x100];
uint16 _scriptStackCalls[0x40];
uint16 _scriptPos[2][0x40];
uint8 _scriptPaused[2][0x40];
Ptr _scriptPtr;
uint8 _stackPtr;
bool _scriptHalted;
bool _fastMode;
Logic(Resource *res, Video *vid, SystemStub *stub);
void init();
void op_movConst();
void op_mov();
void op_add();
void op_addConst();
void op_call();
void op_ret();
void op_break();
void op_jmp();
void op_setScriptPos();
void op_jnz();
void op_condJmp();
void op_setPalette();
void op_resetScript();
void op_selectPage();
void op_fillPage();
void op_copyPage();
void op_updateDisplay();
void op_halt();
void op_drawString();
void op_sub();
void op_and();
void op_or();
void op_shl();
void op_shr();
void op_soundUnk1();
void op_updateMemList();
void op_soundUnk2();
void restartAt(uint16 ptrId);
void setupPtrs(uint16 ptrId);
void setupScripts();
void runScripts();
void executeScript();
void inp_updatePlayer();
void inp_handleSpecialKeys();
void saveOrLoad(Serializer &ser);
};
}
#endif
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