mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-13 21:31:53 +00:00
358 lines
8.3 KiB
C++
358 lines
8.3 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/endian.h"
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#include "gob/gob.h"
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#include "gob/inter.h"
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#include "gob/global.h"
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#include "gob/util.h"
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#include "gob/draw.h"
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#include "gob/game.h"
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#include "gob/expression.h"
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#include "gob/script.h"
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#include "gob/hotspots.h"
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#include "gob/scenery.h"
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#include "gob/sound/sound.h"
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namespace Gob {
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Inter::Inter(GobEngine *vm) : _vm(vm) {
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_terminate = 0;
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_break = false;
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for (int i = 0; i < 8; i++) {
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_animPalLowIndex[i] = 0;
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_animPalHighIndex[i] = 0;
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_animPalDir[i] = 0;
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}
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_breakFromLevel = 0;
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_nestLevel = 0;
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_soundEndTimeKey = 0;
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_soundStopVal = 0;
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memset(_varStack, 0, 300);
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_varStackPos = 0;
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_noBusyWait = false;
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_variables = 0;
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}
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Inter::~Inter() {
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delocateVars();
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}
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void Inter::setupOpcodes() {
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setupOpcodesDraw();
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setupOpcodesFunc();
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setupOpcodesGob();
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}
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void Inter::executeOpcodeDraw(byte i) {
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debugC(1, kDebugDrawOp, "opcodeDraw %d [0x%X] (%s)", i, i, getDescOpcodeDraw(i));
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if (_opcodesDraw[i].proc && _opcodesDraw[i].proc->isValid())
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(*_opcodesDraw[i].proc)();
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else
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warning("unimplemented opcodeDraw: %d [0x%X]", i, i);
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}
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bool Inter::executeOpcodeFunc(byte i, byte j, OpFuncParams ¶ms) {
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debugC(1, kDebugFuncOp, "opcodeFunc %d.%d [0x%X.0x%X] (%s)",
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i, j, i, j, getDescOpcodeFunc(i, j));
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if ((i > 4) || (j > 15)) {
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warning("unimplemented opcodeFunc: %d.%d [0x%X.0x%X]", i, j, i, j);
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return false;
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}
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i = i * 16 + j;
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if (_opcodesFunc[i].proc && _opcodesFunc[i].proc->isValid())
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return (*_opcodesFunc[i].proc)(params);
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else
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warning("unimplemented opcodeFunc: %d.%d [0x%X.0x%X]", i, j, i, j);
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return false;
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}
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void Inter::executeOpcodeGob(int i, OpGobParams ¶ms) {
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debugC(1, kDebugGobOp, "opcodeGoblin %d [0x%X] (%s)",
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i, i, getDescOpcodeGob(i));
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OpcodeEntry<OpcodeGob> *op = 0;
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if (_opcodesGob.contains(i))
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op = &_opcodesGob.getVal(i);
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if (op && op->proc && op->proc->isValid()) {
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(*op->proc)(params);
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return;
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}
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_vm->_game->_script->skip(params.paramCount << 1);
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warning("unimplemented opcodeGob: %d [0x%X]", i, i);
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}
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const char *Inter::getDescOpcodeDraw(byte i) {
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const char *desc = _opcodesDraw[i].desc;
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return ((desc) ? desc : "");
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}
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const char *Inter::getDescOpcodeFunc(byte i, byte j) {
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if ((i > 4) || (j > 15))
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return "";
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const char *desc = _opcodesFunc[i * 16 + j].desc;
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return ((desc) ? desc : "");
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}
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const char *Inter::getDescOpcodeGob(int i) {
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if (_opcodesGob.contains(i))
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return _opcodesGob.getVal(i).desc;
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return "";
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}
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void Inter::initControlVars(char full) {
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*_nestLevel = 0;
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*_breakFromLevel = -1;
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*_vm->_scenery->_pCaptureCounter = 0;
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_break = false;
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_terminate = 0;
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if (full == 1) {
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for (int i = 0; i < 8; i++)
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_animPalDir[i] = 0;
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_soundEndTimeKey = 0;
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}
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}
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void Inter::renewTimeInVars() {
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TimeDate t;
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_vm->_system->getTimeAndDate(t);
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WRITE_VAR(5, 1900 + t.tm_year);
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WRITE_VAR(6, t.tm_mon + 1);
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WRITE_VAR(7, 0);
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WRITE_VAR(8, t.tm_mday);
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WRITE_VAR(9, t.tm_hour);
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WRITE_VAR(10, t.tm_min);
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WRITE_VAR(11, t.tm_sec);
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}
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void Inter::storeMouse() {
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int16 x;
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int16 y;
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x = _vm->_global->_inter_mouseX;
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y = _vm->_global->_inter_mouseY;
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_vm->_draw->adjustCoords(1, &x, &y);
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WRITE_VAR(2, x);
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WRITE_VAR(3, y);
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WRITE_VAR(4, (uint32) _vm->_game->_mouseButtons);
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}
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void Inter::storeKey(int16 key) {
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WRITE_VAR(12, _vm->_util->getTimeKey() - _vm->_game->_startTimeKey);
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storeMouse();
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WRITE_VAR(1, _vm->_sound->blasterPlayingSound());
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if (key == kKeyUp)
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key = kShortKeyUp;
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else if (key == kKeyDown)
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key = kShortKeyDown;
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else if (key == kKeyRight)
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key = kShortKeyRight;
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else if (key == kKeyLeft)
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key = kShortKeyLeft;
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else if (key == kKeyEscape)
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key = kShortKeyEscape;
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else if (key == kKeyBackspace)
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key = kShortKeyBackspace;
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else if (key == kKeyDelete)
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key = kShortKeyDelete;
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else if ((key & 0xFF) != 0)
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key &= 0xFF;
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WRITE_VAR(0, key);
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if (key != 0)
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_vm->_util->clearKeyBuf();
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}
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void Inter::writeVar(uint32 offset, uint16 type, uint32 value) {
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switch (type) {
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case TYPE_VAR_INT8:
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case TYPE_ARRAY_INT8:
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WRITE_VARO_UINT8(offset, value);
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break;
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case TYPE_VAR_INT16:
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case TYPE_VAR_INT32_AS_INT16:
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case TYPE_ARRAY_INT16:
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WRITE_VARO_UINT16(offset, value);
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break;
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default:
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WRITE_VAR_OFFSET(offset, value);
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break;
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}
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}
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void Inter::funcBlock(int16 retFlag) {
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OpFuncParams params;
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byte cmd;
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byte cmd2;
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params.retFlag = retFlag;
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if (_vm->_game->_script->isFinished())
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return;
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_break = false;
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_vm->_game->_script->skip(1);
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params.cmdCount = _vm->_game->_script->readByte();
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_vm->_game->_script->skip(2);
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if (params.cmdCount == 0) {
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_vm->_game->_script->setFinished(true);
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return;
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}
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int startaddr = _vm->_game->_script->pos();
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params.counter = 0;
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do {
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if (_terminate)
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break;
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// WORKAROUND:
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// The EGA, Mac and Windows versions of gob1 doesn't add a delay after
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// showing images between levels. We manually add it here.
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if ((_vm->getGameType() == kGameTypeGob1) &&
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( _vm->isEGA() ||
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(_vm->getPlatform() == Common::kPlatformMacintosh) ||
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(_vm->getPlatform() == Common::kPlatformWindows))) {
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int addr = _vm->_game->_script->pos();
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if ((startaddr == 0x18B4 && addr == 0x1A7F && // Zombie, EGA
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!strncmp(_vm->_game->_curTotFile, "avt005.tot", 10)) ||
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(startaddr == 0x188D && addr == 0x1A58 && // Zombie, Mac
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!strncmp(_vm->_game->_curTotFile, "avt005.tot", 10)) ||
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(startaddr == 0x1299 && addr == 0x139A && // Dungeon
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!strncmp(_vm->_game->_curTotFile, "avt006.tot", 10)) ||
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(startaddr == 0x11C0 && addr == 0x12C9 && // Cauldron, EGA
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!strncmp(_vm->_game->_curTotFile, "avt012.tot", 10)) ||
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(startaddr == 0x11C8 && addr == 0x1341 && // Cauldron, Mac
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!strncmp(_vm->_game->_curTotFile, "avt012.tot", 10)) ||
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(startaddr == 0x09F2 && addr == 0x0AF3 && // Statue
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!strncmp(_vm->_game->_curTotFile, "avt016.tot", 10)) ||
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(startaddr == 0x0B92 && addr == 0x0C93 && // Castle
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!strncmp(_vm->_game->_curTotFile, "avt019.tot", 10)) ||
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(startaddr == 0x17D9 && addr == 0x18DA && // Finale, EGA
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!strncmp(_vm->_game->_curTotFile, "avt022.tot", 10)) ||
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(startaddr == 0x17E9 && addr == 0x19A8 && // Finale, Mac
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!strncmp(_vm->_game->_curTotFile, "avt022.tot", 10))) {
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_vm->_util->longDelay(5000);
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}
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} // End of workaround
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cmd = _vm->_game->_script->readByte();
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if ((cmd >> 4) >= 12) {
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cmd2 = 16 - (cmd >> 4);
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cmd &= 0xF;
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} else
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cmd2 = 0;
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params.counter++;
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if (cmd2 == 0)
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cmd >>= 4;
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if (executeOpcodeFunc(cmd2, cmd, params))
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return;
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if (_vm->shouldQuit())
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break;
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if (_break) {
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if (params.retFlag != 2)
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break;
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if (*_breakFromLevel == -1)
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_break = false;
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break;
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}
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} while (params.counter != params.cmdCount);
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_vm->_game->_script->setFinished(true);
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return;
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}
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void Inter::callSub(int16 retFlag) {
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byte block;
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while (!_vm->shouldQuit() && !_vm->_game->_script->isFinished() &&
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(_vm->_game->_script->pos() != 0)) {
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block = _vm->_game->_script->peekByte();
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if (block == 1)
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funcBlock(retFlag);
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else if (block == 2)
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_vm->_game->_hotspots->evaluate();
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else
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error("Unknown block type %d in Inter::callSub()", block);
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}
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if (!_vm->_game->_script->isFinished() && (_vm->_game->_script->pos() == 0))
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_terminate = 1;
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}
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void Inter::allocateVars(uint32 count) {
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if (_vm->getEndianness() == kEndiannessBE)
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_variables = new VariablesBE(count * 4);
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else
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_variables = new VariablesLE(count * 4);
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}
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void Inter::delocateVars() {
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delete _variables;
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_variables = 0;
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}
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} // End of namespace Gob
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