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- /* ScummVM - Scumm Interpreter
- * Copyright (C) 2001 Ludvig Strigeus
- *
- * 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.
- *
- * $Header: /cvsroot/scummvm/scummvm/script_v1.cpp,v 1.9 2001/11/09 18:54:14 strigeus Exp $
- *
- */
-
-
- #include "stdafx.h"
- #include "scumm.h"
-
- void Scumm::setupOpcodes() {
- static const OpcodeProc opcode_list[] = {
- /* 00 */
- &Scumm::o5_stopObjectCode,
- &Scumm::o5_putActor,
- &Scumm::o5_startMusic,
- &Scumm::o5_getActorRoom,
- /* 04 */
- &Scumm::o5_isGreaterEqual,
- &Scumm::o5_drawObject,
- &Scumm::o5_getActorElevation,
- &Scumm::o5_setState,
- /* 08 */
- &Scumm::o5_isNotEqual,
- &Scumm::o5_faceActor,
- &Scumm::o5_startScript,
- &Scumm::o5_getVerbEntrypoint,
- /* 0C */
- &Scumm::o5_resourceRoutines,
- &Scumm::o5_walkActorToActor,
- &Scumm::o5_putActorAtObject,
- &Scumm::o5_getObjectState,
- /* 10 */
- &Scumm::o5_getObjectOwner,
- &Scumm::o5_animateActor,
- &Scumm::o5_panCameraTo,
- &Scumm::o5_actorSet,
- /* 14 */
- &Scumm::o5_print,
- &Scumm::o5_actorFromPos,
- &Scumm::o5_getRandomNr,
- &Scumm::o5_and,
- /* 18 */
- &Scumm::o5_jumpRelative,
- &Scumm::o5_doSentence,
- &Scumm::o5_move,
- &Scumm::o5_multiply,
- /* 1C */
- &Scumm::o5_startSound,
- &Scumm::o5_ifClassOfIs,
- &Scumm::o5_walkActorTo,
- &Scumm::o5_isActorInBox,
- /* 20 */
- &Scumm::o5_stopMusic,
- &Scumm::o5_putActor,
- &Scumm::o5_getAnimCounter,
- &Scumm::o5_getActorY,
- /* 24 */
- &Scumm::o5_loadRoomWithEgo,
- &Scumm::o5_pickupObject,
- &Scumm::o5_setVarRange,
- &Scumm::o5_stringOps,
- /* 28 */
- &Scumm::o5_equalZero,
- &Scumm::o5_setOwnerOf,
- &Scumm::o5_startScript,
- &Scumm::o5_delayVariable,
- /* 2C */
- &Scumm::o5_cursorCommand,
- &Scumm::o5_putActorInRoom,
- &Scumm::o5_delay,
- &Scumm::o5_badOpcode,
- /* 30 */
- &Scumm::o5_matrixOps,
- &Scumm::o5_getInventoryCount,
- &Scumm::o5_setCameraAt,
- &Scumm::o5_roomOps,
- /* 34 */
- &Scumm::o5_getDist,
- &Scumm::o5_findObject,
- &Scumm::o5_walkActorToObject,
- &Scumm::o5_startObject,
- /* 38 */
- &Scumm::o5_lessOrEqual,
- &Scumm::o5_doSentence,
- &Scumm::o5_subtract,
- &Scumm::o5_getActorScale,
- /* 3C */
- &Scumm::o5_stopSound,
- &Scumm::o5_findInventory,
- &Scumm::o5_walkActorTo,
- &Scumm::o5_drawBox,
- /* 40 */
- &Scumm::o5_cutscene,
- &Scumm::o5_putActor,
- &Scumm::o5_chainScript,
- &Scumm::o5_getActorX,
- /* 44 */
- &Scumm::o5_isLess,
- &Scumm::o5_badOpcode,
- &Scumm::o5_increment,
- &Scumm::o5_setState,
- /* 48 */
- &Scumm::o5_isEqual,
- &Scumm::o5_faceActor,
- &Scumm::o5_startScript,
- &Scumm::o5_getVerbEntrypoint,
- /* 4C */
- &Scumm::o5_soundKludge,
- &Scumm::o5_walkActorToActor,
- &Scumm::o5_putActorAtObject,
- &Scumm::o5_badOpcode,
- /* 50 */
- &Scumm::o5_badOpcode,
- &Scumm::o5_animateActor,
- &Scumm::o5_actorFollowCamera,
- &Scumm::o5_actorSet,
- /* 54 */
- &Scumm::o5_setObjectName,
- &Scumm::o5_actorFromPos,
- &Scumm::o5_getActorMoving,
- &Scumm::o5_or,
- /* 58 */
- &Scumm::o5_overRide,
- &Scumm::o5_doSentence,
- &Scumm::o5_add,
- &Scumm::o5_divide,
- /* 5C */
- &Scumm::o5_badOpcode,
- &Scumm::o5_actorSetClass,
- &Scumm::o5_walkActorTo,
- &Scumm::o5_isActorInBox,
- /* 60 */
- &Scumm::o5_freezeScripts,
- &Scumm::o5_putActor,
- &Scumm::o5_stopScript,
- &Scumm::o5_getActorFacing,
- /* 64 */
- &Scumm::o5_loadRoomWithEgo,
- &Scumm::o5_pickupObject,
- &Scumm::o5_getClosestObjActor,
- &Scumm::o5_dummy,
- /* 68 */
- &Scumm::o5_getScriptRunning,
- &Scumm::o5_setOwnerOf,
- &Scumm::o5_startScript,
- &Scumm::o5_debug,
- /* 6C */
- &Scumm::o5_getActorWidth,
- &Scumm::o5_putActorInRoom,
- &Scumm::o5_stopObjectScript,
- &Scumm::o5_badOpcode,
- /* 70 */
- &Scumm::o5_lights,
- &Scumm::o5_getActorCostume,
- &Scumm::o5_loadRoom,
- &Scumm::o5_roomOps,
- /* 74 */
- &Scumm::o5_getDist,
- &Scumm::o5_findObject,
- &Scumm::o5_walkActorToObject,
- &Scumm::o5_startObject,
- /* 78 */
- &Scumm::o5_isGreater, /* less? */
- &Scumm::o5_doSentence,
- &Scumm::o5_verbOps,
- &Scumm::o5_getActorWalkBox,
- /* 7C */
- &Scumm::o5_isSoundRunning,
- &Scumm::o5_findInventory,
- &Scumm::o5_walkActorTo,
- &Scumm::o5_drawBox,
- /* 80 */
- &Scumm::o5_breakHere,
- &Scumm::o5_putActor,
- &Scumm::o5_startMusic,
- &Scumm::o5_getActorRoom,
- /* 84 */
- &Scumm::o5_isGreaterEqual, /* less equal? */
- &Scumm::o5_drawObject,
- &Scumm::o5_getActorElevation,
- &Scumm::o5_setState,
- /* 88 */
- &Scumm::o5_isNotEqual,
- &Scumm::o5_faceActor,
- &Scumm::o5_startScript,
- &Scumm::o5_getVerbEntrypoint,
- /* 8C */
- &Scumm::o5_resourceRoutines,
- &Scumm::o5_walkActorToActor,
- &Scumm::o5_putActorAtObject,
- &Scumm::o5_getObjectState,
- /* 90 */
- &Scumm::o5_getObjectOwner,
- &Scumm::o5_animateActor,
- &Scumm::o5_panCameraTo,
- &Scumm::o5_actorSet,
- /* 94 */
- &Scumm::o5_print,
- &Scumm::o5_actorFromPos,
- &Scumm::o5_getRandomNr,
- &Scumm::o5_and,
- /* 98 */
- &Scumm::o5_quitPauseRestart,
- &Scumm::o5_doSentence,
- &Scumm::o5_move,
- &Scumm::o5_multiply,
- /* 9C */
- &Scumm::o5_startSound,
- &Scumm::o5_ifClassOfIs,
- &Scumm::o5_walkActorTo,
- &Scumm::o5_isActorInBox,
- /* A0 */
- &Scumm::o5_stopObjectCode,
- &Scumm::o5_putActor,
- &Scumm::o5_getAnimCounter,
- &Scumm::o5_getActorY,
- /* A4 */
- &Scumm::o5_loadRoomWithEgo,
- &Scumm::o5_pickupObject,
- &Scumm::o5_setVarRange,
- &Scumm::o5_dummy,
- /* A8 */
- &Scumm::o5_notEqualZero,
- &Scumm::o5_setOwnerOf,
- &Scumm::o5_startScript,
- &Scumm::o5_saveRestoreVerbs,
- /* AC */
- &Scumm::o5_expression,
- &Scumm::o5_putActorInRoom,
- &Scumm::o5_wait,
- &Scumm::o5_badOpcode,
- /* B0 */
- &Scumm::o5_matrixOps,
- &Scumm::o5_getInventoryCount,
- &Scumm::o5_setCameraAt,
- &Scumm::o5_roomOps,
- /* B4 */
- &Scumm::o5_getDist,
- &Scumm::o5_findObject,
- &Scumm::o5_walkActorToObject,
- &Scumm::o5_startObject,
- /* B8 */
- &Scumm::o5_lessOrEqual,
- &Scumm::o5_doSentence,
- &Scumm::o5_subtract,
- &Scumm::o5_getActorScale,
- /* BC */
- &Scumm::o5_stopSound,
- &Scumm::o5_findInventory,
- &Scumm::o5_walkActorTo,
- &Scumm::o5_drawBox,
- /* C0 */
- &Scumm::o5_endCutscene,
- &Scumm::o5_putActor,
- &Scumm::o5_chainScript,
- &Scumm::o5_getActorX,
- /* C4 */
- &Scumm::o5_isLess,
- &Scumm::o5_badOpcode,
- &Scumm::o5_decrement,
- &Scumm::o5_setState,
- /* C8 */
- &Scumm::o5_isEqual,
- &Scumm::o5_faceActor,
- &Scumm::o5_startScript,
- &Scumm::o5_getVerbEntrypoint,
- /* CC */
- &Scumm::o5_pseudoRoom,
- &Scumm::o5_walkActorToActor,
- &Scumm::o5_putActorAtObject,
- &Scumm::o5_badOpcode,
- /* D0 */
- &Scumm::o5_badOpcode,
- &Scumm::o5_animateActor,
- &Scumm::o5_actorFollowCamera,
- &Scumm::o5_actorSet,
- /* D4 */
- &Scumm::o5_setObjectName,
- &Scumm::o5_actorFromPos,
- &Scumm::o5_getActorMoving,
- &Scumm::o5_or,
- /* D8 */
- &Scumm::o5_printEgo,
- &Scumm::o5_doSentence,
- &Scumm::o5_add,
- &Scumm::o5_divide,
- /* DC */
- &Scumm::o5_badOpcode,
- &Scumm::o5_actorSetClass,
- &Scumm::o5_walkActorTo,
- &Scumm::o5_isActorInBox,
- /* E0 */
- &Scumm::o5_freezeScripts,
- &Scumm::o5_putActor,
- &Scumm::o5_stopScript,
- &Scumm::o5_getActorFacing,
- /* E4 */
- &Scumm::o5_loadRoomWithEgo,
- &Scumm::o5_pickupObject,
- &Scumm::o5_getClosestObjActor,
- &Scumm::o5_dummy,
- /* E8 */
- &Scumm::o5_getScriptRunning,
- &Scumm::o5_setOwnerOf,
- &Scumm::o5_startScript,
- &Scumm::o5_debug,
- /* EC */
- &Scumm::o5_getActorWidth,
- &Scumm::o5_putActorInRoom,
- &Scumm::o5_stopObjectScript,
- &Scumm::o5_badOpcode,
- /* F0 */
- &Scumm::o5_lights,
- &Scumm::o5_getActorCostume,
- &Scumm::o5_loadRoom,
- &Scumm::o5_roomOps,
- /* F4 */
- &Scumm::o5_getDist,
- &Scumm::o5_findObject,
- &Scumm::o5_walkActorToObject,
- &Scumm::o5_startObject,
- /* F8 */
- &Scumm::o5_isGreater,
- &Scumm::o5_doSentence,
- &Scumm::o5_verbOps,
- &Scumm::o5_getActorWalkBox,
- /* FC */
- &Scumm::o5_isSoundRunning,
- &Scumm::o5_findInventory,
- &Scumm::o5_walkActorTo,
- &Scumm::o5_drawBox
- };
-
- _opcodes = opcode_list;
- }
-
- void Scumm::o5_actorFollowCamera() {
- actorFollowCamera(getVarOrDirectByte(0x80));
- }
-
- void Scumm::o5_actorFromPos() {
- int x,y;
- getResultPos();
- x = getVarOrDirectWord(0x80);
- y = getVarOrDirectWord(0x40);
- setResult(getActorFromPos(x,y));
- }
-
- void Scumm::o5_actorSet() {
- int act = getVarOrDirectByte(0x80);
- Actor *a = derefActorSafe(act, "actorSet");
- int i,j;
-
- while ( (_opcode = fetchScriptByte()) != 0xFF) {
- switch(_opcode&0x1F) {
- case 1: /* costume */
- setActorCostume(a, getVarOrDirectByte(0x80));
- break;
- case 2: /* walkspeed */
- i = getVarOrDirectByte(0x80);
- j = getVarOrDirectByte(0x40);
- setActorWalkSpeed(a, i, j);
- break;
- case 3: /* sound */
- a->sound[0] = getVarOrDirectByte(0x80);
- break;
- case 4: /* walkanim */
- a->walkFrame = getVarOrDirectByte(0x80);
- break;
- case 5: /* talkanim */
- a->talkFrame1 = getVarOrDirectByte(0x80);
- a->talkFrame2 = getVarOrDirectByte(0x40);
- break;
- case 6: /* standanim */
- a->standFrame = getVarOrDirectByte(0x80);
- break;
- case 7: /* ignore */
- getVarOrDirectByte(0x80);
- getVarOrDirectByte(0x40);
- getVarOrDirectByte(0x20);
- break;
- case 8: /* init */
- initActor(a, 0);
- break;
- case 9: /* elevation */
- a->elevation = getVarOrDirectWord(0x80);
- a->needRedraw = true;
- a->needBgReset = true;
- break;
- case 10: /* defaultanims */
- a->initFrame = 1;
- a->walkFrame = 2;
- a->standFrame = 3;
- a->talkFrame1 = 4;
- a->talkFrame2 = 5;
- break;
- case 11: /* palette */
- i = getVarOrDirectByte(0x80);
- j = getVarOrDirectByte(0x40);
- checkRange(31, 0, i, "Illegal palet slot %d");
- a->palette[i] = j;
- a->needRedraw = true;
- break;
- case 12: /* talk color */
- a->talkColor = getVarOrDirectByte(0x80);
- break;
- case 13: /* name */
- loadPtrToResource(9, a->number, NULL);
- break;
- case 14: /* initanim */
- a->initFrame = getVarOrDirectByte(0x80);
- break;
- case 15: /* unk */
- error("o5_actorset:unk not implemented");
- break;
- case 16: /* width */
- a->width = getVarOrDirectByte(0x80);
- break;
- case 17: /* scale */
- a->scalex = getVarOrDirectByte(0x80);
- a->scaley = getVarOrDirectByte(0x40);
- a->needRedraw = true;
- a->needBgReset = true;
- break;
- case 18: /* neverzclip */
- a->neverZClip = 0;
- break;
- case 19: /* setzclip */
- a->neverZClip = getVarOrDirectByte(0x80);
- break;
- case 20: /* ignoreboxes */
- a->ignoreBoxes = 1;
- a->neverZClip = 0;
- FixRoom:
- if (a->room==_currentRoom)
- putActor(a, a->x, a->y, a->room);
- break;
- case 21: /* followboxes */
- a->ignoreBoxes = 0;
- a->neverZClip = 0;
- goto FixRoom;
-
- case 22: /* animspeed */
- a->animSpeed = getVarOrDirectByte(0x80);
- a->animProgress = 0;
- break;
- case 23: /* unk2 */
- a->data8 = getVarOrDirectByte(0x80); /* unused */
- break;
- default:
- error("o5_actorSet: default case");
- }
- }
- }
-
- void Scumm::o5_actorSetClass() {
- int act = getVarOrDirectWord(0x80);
- int i;
-
- while ( (_opcode=fetchScriptByte()) != 0xFF) {
- i = getVarOrDirectWord(0x80);
- if (i==0) {
- _classData[act] = 0;
- continue;
- }
- if (i&0x80)
- putClass(act, i, 1);
- else
- putClass(act, i, 0);
- }
- }
-
- void Scumm::o5_add() {
- int a;
- getResultPos();
- a = getVarOrDirectWord(0x80);
- setResult(readVar(_resultVarNumber) + a);
- }
-
- void Scumm::o5_and() {
- int a;
- getResultPos();
- a = getVarOrDirectWord(0x80);
- setResult(readVar(_resultVarNumber) & a);
- }
-
- void Scumm::o5_animateActor() {
- int act, anim;
-
- act = getVarOrDirectByte(0x80);
- anim = getVarOrDirectByte(0x40);
- animateActor(act,anim);
- }
-
- void Scumm::o5_badOpcode() {
- error("Scumm opcode %d illegal", _opcode);
- }
-
- void Scumm::o5_breakHere() {
- updateScriptPtr();
- _currentScript = 0xFF;
- }
-
- void Scumm::o5_chainScript() {
- int16 vars[16];
- int data;
- int cur;
-
- data = getVarOrDirectByte(0x80);
-
- getWordVararg(vars);
-
- cur = _currentScript;
-
- if (vm.slot[cur].cutsceneOverride != 0) {
- error("Script %d chaining with active cutscene/override");
- }
-
- vm.slot[cur].number = 0;
- vm.slot[cur].status = 0;
- _currentScript = 0xFF;
-
- runScript(data, vm.slot[cur].unk1, vm.slot[cur].unk2, vars);
- }
-
- void Scumm::o5_cursorCommand() {
- int i,j,k;
- int16 table[16];
-
- switch((_opcode=fetchScriptByte())&0x1F) {
- case 1: /* cursor show */
- _cursorState = 1;
- verbMouseOver(0);
- break;
- case 2: /* cursor hide */
- _cursorState = 0;
- verbMouseOver(0);
- break;
- case 3: /* userput on */
- _userPut = 1;
- break;
- case 4: /* userput off */
- _userPut = 0;
- break;
- case 5: /* cursor soft on */
- _cursorState++;
- if (_cursorState > 1) {
- error("Cursor state greater than 1 in script");
- }
- verbMouseOver(0);
- break;
- case 6: /* cursor soft off */
- _cursorState--;
- verbMouseOver(0);
- break;
- case 7: /* userput soft on */
- _userPut++;
- break;
- case 8: /* userput soft off */
- _userPut--;
- break;
- case 10: /* set cursor img */
- i = getVarOrDirectByte(0x80);
- j = getVarOrDirectByte(0x40);
- setCursorImg(i, j);
- break;
- case 11: /* set cursor hotspot */
- i = getVarOrDirectByte(0x80);
- j = getVarOrDirectByte(0x40);
- k = getVarOrDirectByte(0x20);
- setCursorHotspot(i, j, k);
- break;
-
- case 12: /* init cursor */
- setCursor(getVarOrDirectByte(0x80));
- break;
- case 13: /* init charset */
- initCharset(getVarOrDirectByte(0x80));
- break;
- case 14: /* unk */
- getWordVararg(table);
- for (i=0; i<16; i++)
- charset._colorMap[i] = _charsetData[string[1].t_charset][i] = table[i];
- break;
- }
-
- _vars[VAR_CURSORSTATE] = _cursorState;
- _vars[VAR_USERPUT] = _userPut;
- }
-
- void Scumm::o5_cutscene() {
- int16 args[16];
- getWordVararg(args);
- cutscene(args);
- }
-
- void Scumm::o5_endCutscene() {
- endCutscene();
- }
-
- void Scumm::o5_debug() {
- getVarOrDirectWord(0x80);
- }
-
- void Scumm::o5_decrement() {
- getResultPos();
- setResult(readVar(_resultVarNumber)-1);
- }
-
- void Scumm::o5_delay() {
- int delay = fetchScriptByte();
- delay |= fetchScriptByte()<<8;
- delay |= fetchScriptByte()<<16;
- vm.slot[_currentScript].delay = delay;
- vm.slot[_currentScript].status = 1;
- o5_breakHere();
- }
-
- void Scumm::o5_delayVariable() {
- vm.slot[_currentScript].delay = readVar(fetchScriptWord());
- vm.slot[_currentScript].status = 1;
- o5_breakHere();
- }
-
- void Scumm::o5_divide() {
- int a;
- getResultPos();
- a = getVarOrDirectWord(0x80);
- if(a==0) {
- error("Divide by zero");
- setResult(0);
- } else
- setResult(readVar(_resultVarNumber) / a);
- }
-
- void Scumm::o5_doSentence() {
- int a,b;
- SentenceTab *st;
-
- _sentenceIndex++;
-
- a = getVarOrDirectByte(0x80);
- if (a==0xFE) {
- _sentenceIndex = 0xFF;
- stopScriptNr(_vars[VAR_SENTENCE_SCRIPT]);
- clearClickedStatus();
- return;
- }
-
- st = &sentence[_sentenceIndex];
-
- st->unk5 = a;
- st->unk4 = getVarOrDirectWord(0x40);
- b = st->unk3 = getVarOrDirectWord(0x20);
- if (b==0) {
- st->unk2 = 0;
- } else {
- st->unk2 = 1;
- }
- st->unk = 0;
- }
-
- void Scumm::o5_drawBox() {
- int x,y,x2,y2,color;
-
- x = getVarOrDirectWord(0x80);
- y = getVarOrDirectWord(0x40);
-
- _opcode = fetchScriptByte();
- x2 = getVarOrDirectWord(0x80);
- y2 = getVarOrDirectWord(0x40);
- color = getVarOrDirectByte(0x20);
-
- drawBox(x, y, x2, y2, color);
- }
-
- void Scumm::o5_drawObject() {
- int state,obj,index,i;
- ObjectData *od;
- byte x,y,w,h;
-
- state = 1;
- _xPos = _yPos = 255;
- obj = getVarOrDirectWord(0x80);
-
- switch((_opcode = fetchScriptByte())&0x1F) {
- case 1: /* draw at */
- _xPos = getVarOrDirectWord(0x80);
- _yPos = getVarOrDirectWord(0x40);
- break;
- case 2: /* set state */
- state = getVarOrDirectWord(0x80);
- break;
- case 0x1F: /* neither */
- break;
- default:
- error("o5_drawObject: default case");
- }
-
- index = getObjectIndex(obj);
- if (index==-1)
- return;
- od = &_objs[index];
- if (_xPos!=0xFF) {
- od->walk_x += (_xPos - od->x_pos)<<3;
- od->x_pos = _xPos;
- od->walk_y += (_yPos - od->y_pos)<<3;
- od->y_pos = _yPos;
- }
- addObjectToDrawQue(index);
-
- x = od->x_pos;
- y = od->y_pos;
- w = od->numstrips;
- h = od->height;
-
- i = _numObjectsInRoom;
- do {
- if (_objs[i].x_pos == x && _objs[i].y_pos == y
- && _objs[i].numstrips == w && _objs[i].height==h)
- putState(_objs[i].obj_nr, 0);
- } while (--i);
-
- putState(obj, state);
- }
-
- void Scumm::o5_dummy() {
- /* nothing */
- }
-
-
- void Scumm::o5_expression() {
- int dst, i;
-
- _scummStackPos = 0;
- getResultPos();
- dst = _resultVarNumber;
-
- while ((_opcode = fetchScriptByte())!=0xFF) {
- switch(_opcode&0x1F) {
- case 1: /* varordirect */
- push(getVarOrDirectWord(0x80));
- break;
- case 2: /* add */
- i = pop();
- push(i + pop());
- break;
- case 3: /* sub */
- i = pop();
- push(pop() - i);
- break;
- case 4: /* mul */
- i = pop();
- push(i * pop());
- break;
- case 5: /* div */
- i = pop();
- if (i==0)
- error("Divide by zero");
- push(pop() / i);
- break;
- case 6: /* normal opcode */
- _opcode = fetchScriptByte();
- (this->*(getOpcode(_opcode)))();
- push(_vars[0]);
- break;
- }
- }
-
- _resultVarNumber = dst;
- setResult(pop());
- }
-
- void Scumm::o5_faceActor() {
- int act, obj;
- act = getVarOrDirectByte(0x80);
- obj = getVarOrDirectWord(0x40);
- faceActorToObj(act, obj);
- }
-
- void Scumm::o5_findInventory() {
- int t;
- getResultPos();
- t = getVarOrDirectByte(0x80);
- setResult(findInventory(t,getVarOrDirectByte(0x40)));
- }
-
- void Scumm::o5_findObject() {
- int t;
- getResultPos();
- t = getVarOrDirectWord(0x80);
- setResult(findObject(t, getVarOrDirectWord(0x40)));
- }
-
- void Scumm::o5_freezeScripts() {
- int scr = getVarOrDirectByte(0x80);
-
- if (scr!=0)
- freezeScripts(scr);
- else
- unfreezeScripts();
- }
-
- void Scumm::o5_getActorCostume() {
- getResultPos();
- setResult(derefActorSafe(getVarOrDirectByte(0x80),"o5_getActorCostume")->costume);
- }
-
- void Scumm::o5_getActorElevation() {
- getResultPos();
- setResult(derefActorSafe(getVarOrDirectByte(0x80),"o5_getActorElevation")->elevation);
- }
-
- void Scumm::o5_getActorFacing() {
- getResultPos();
- setResult(derefActorSafe(getVarOrDirectByte(0x80),"o5_getActorFacing")->facing);
- }
-
- void Scumm::o5_getActorMoving() {
- getResultPos();
- setResult(derefActorSafe(getVarOrDirectByte(0x80),"o5_getActorMoving")->moving);
- }
-
- void Scumm::o5_getActorRoom() {
- getResultPos();
- setResult(derefActorSafe(getVarOrDirectByte(0x80),"o5_getActorRoom")->room);
- }
-
- void Scumm::o5_getActorScale() {
- getResultPos();
- setResult(derefActorSafe(getVarOrDirectByte(0x80),"o5_getActorScale")->scalex);
- }
-
- void Scumm::o5_getActorWalkBox() {
- getResultPos();
- setResult(derefActorSafe(getVarOrDirectByte(0x80),"o5_getActorWalkbox")->walkbox);
- }
-
- void Scumm::o5_getActorWidth() {
- getResultPos();
- setResult(derefActorSafe(getVarOrDirectByte(0x80),"o5_getActorWidth")->width);
- }
-
- void Scumm::o5_getActorX() {
- getResultPos();
- setResult(getObjX(getVarOrDirectWord(0x80)));
- }
-
- void Scumm::o5_getActorY() {
- getResultPos();
- setResult(getObjY(getVarOrDirectWord(0x80)));
- }
-
- void Scumm::o5_getAnimCounter() {
- getResultPos();
- setResult(derefActorSafe(getVarOrDirectByte(0x80),"o5_getActorAnimCounter")->cost.animCounter1);
- }
-
- void Scumm::o5_getClosestObjActor() {
- int obj;
- int act;
- int closobj=-1, closnum=-1;
- int dist;
-
- getResultPos();
-
- act = getVarOrDirectWord(0x80);
- obj = _vars[VAR_V5_OBJECT_HI];
-
- do {
- dist = getObjActToObjActDist(obj,act);
- if (dist < closnum) {
- closnum = dist;
- closobj = obj;
- }
- } while (--obj >= _vars[VAR_V5_OBJECT_LO]);
-
- setResult(closnum);
- }
-
- void Scumm::o5_getDist() {
- int o1,o2;
- getResultPos();
- o1 = getVarOrDirectWord(0x80);
- o2 = getVarOrDirectWord(0x40);
- setResult(getObjActToObjActDist(o1,o2));
- }
-
- void Scumm::o5_getInventoryCount() {
- getResultPos();
- setResult(getInventoryCount(getVarOrDirectByte(0x80)));
- }
-
- void Scumm::o5_getObjectOwner() {
- getResultPos();
- setResult(getOwner(getVarOrDirectWord(0x80)));
- }
-
- void Scumm::o5_getObjectState() {
- getResultPos();
- setResult(getState(getVarOrDirectWord(0x80)));
- }
-
- void Scumm::o5_getRandomNr() {
- getResultPos();
- setResult(getRandomNumber(getVarOrDirectByte(0x80)+1));
- }
-
- void Scumm::o5_getScriptRunning() {
- getResultPos();
- setResult(getScriptRunning(getVarOrDirectByte(0x80)));
- }
-
- void Scumm::o5_getVerbEntrypoint() {
- int a,b;
- getResultPos();
- a = getVarOrDirectWord(0x80);
- b = getVarOrDirectWord(0x40);
- setResult(getVerbEntrypoint(a, b));
- }
-
- void Scumm::o5_ifClassOfIs() {
- int act,cls;
- bool cond = true, b;
-
- act = getVarOrDirectWord(0x80);
- while ( (_opcode = fetchScriptByte()) != 0xFF) {
- cls = getVarOrDirectWord(0x80);
- b = getClass(act, cls);
-
- if (cls&0x80 && !b || !(cls&0x80) && b)
- cond = false;
- }
- if (cond)
- ignoreScriptWord();
- else
- o5_jumpRelative();
- }
-
- void Scumm::o5_increment() {
- getResultPos();
- setResult(readVar(_resultVarNumber)+1);
- }
-
- void Scumm::o5_isActorInBox() {
- int box;
- Actor *a;
-
- a = derefActorSafe(getVarOrDirectByte(0x80), "o5_isActorInBox");
- box = getVarOrDirectByte(0x40);
-
- if (!checkXYInBoxBounds(box, a->x, a->y))
- o5_jumpRelative();
- else
- ignoreScriptWord();
- }
-
- void Scumm::o5_isEqual() {
- int16 a = readVar(fetchScriptWord());
- int16 b = getVarOrDirectWord(0x80);
- if (b == a) ignoreScriptWord();
- else o5_jumpRelative();
-
- }
-
- void Scumm::o5_isGreater() {
- int16 a = readVar(fetchScriptWord());
- int16 b = getVarOrDirectWord(0x80);
- if (b > a) ignoreScriptWord();
- else o5_jumpRelative();
- }
-
- void Scumm::o5_isGreaterEqual() {
- int16 a = readVar(fetchScriptWord());
- int16 b = getVarOrDirectWord(0x80);
- if (b >= a) ignoreScriptWord();
- else o5_jumpRelative();
- }
-
- void Scumm::o5_isLess() {
- int16 a = readVar(fetchScriptWord());
- int16 b = getVarOrDirectWord(0x80);
- if (b < a) ignoreScriptWord();
- else o5_jumpRelative();
- }
-
- void Scumm::o5_lessOrEqual() {
- int16 a = readVar(fetchScriptWord());
- int16 b = getVarOrDirectWord(0x80);
- if (b <= a) ignoreScriptWord();
- else o5_jumpRelative();
- }
-
- void Scumm::o5_isNotEqual() {
- int16 a = readVar(fetchScriptWord());
- int16 b = getVarOrDirectWord(0x80);
- if (b != a) ignoreScriptWord();
- else o5_jumpRelative();
- }
-
- void Scumm::o5_notEqualZero() {
- int a = readVar(fetchScriptWord());
- if (a != 0) ignoreScriptWord();
- else o5_jumpRelative();
- }
-
- void Scumm::o5_equalZero() {
- int a = readVar(fetchScriptWord());
- if (a == 0) ignoreScriptWord();
- else o5_jumpRelative();
- }
-
- void Scumm::o5_isSoundRunning() {
- int snd;
- getResultPos();
- snd = getVarOrDirectByte(0x80);
- if (snd)
- snd = isSoundRunning(snd);
- setResult(snd);
- }
-
- void Scumm::o5_jumpRelative() {
- _scriptPointer += (int16)fetchScriptWord();
- }
-
- void Scumm::o5_lights() {
- int a,b,c;
-
- a = getVarOrDirectByte(0x80);
- b = fetchScriptByte();
- c = fetchScriptByte();
-
- if (c==0)
- _vars[VAR_V5_DRAWFLAGS] = a;
- else if (c==1) {
- warning("o5_lights: lights not implemented");
- }
- _fullRedraw=1;
- }
-
- void Scumm::o5_loadRoom() {
- int room = getVarOrDirectByte(0x80);
- startScene(room, 0, 0);
- _fullRedraw = 1;
- }
-
- void Scumm::o5_loadRoomWithEgo() {
- int obj, room, x,y;
- Actor *a;
-
- obj = getVarOrDirectWord(0x80);
- room = getVarOrDirectByte(0x40);
-
- a = derefActorSafe(_vars[VAR_EGO], "o5_loadRoomWithEgo");
-
- /* Warning: uses _xPos, _yPos from a previous update of those */
- putActor(a, _xPos, _yPos, room);
-
- x = (int16)fetchScriptWord();
- y = (int16)fetchScriptWord();
-
- _egoPositioned = false;
-
- _vars[VAR_WALKTO_OBJ] = obj;
-
- startScene(a->room, a, obj);
-
- _vars[VAR_WALKTO_OBJ] = 0;
- camera._destPos = camera._curPos = a->x;
- setCameraFollows(a);
- _fullRedraw=1;
-
- if (x != -1) {
- startWalkActor(a, x, y, 0xFF);
- }
- }
-
- void Scumm::o5_matrixOps() {
- int a,b;
-
- _opcode = fetchScriptByte();
- switch(_opcode & 0x1F) {
- case 1:
- a = getVarOrDirectByte(0x80);
- b = getVarOrDirectByte(0x40);
- setBoxFlags(a,b);
- break;
- case 2:
- a = getVarOrDirectByte(0x80);
- b = getVarOrDirectByte(0x40);
- setBoxScale(a,b);
- break;
- case 3:
- a = getVarOrDirectByte(0x80);
- b = getVarOrDirectByte(0x40);
- setBoxScale(a,(b-1)|0x8000);
- break;
- case 4:
- createBoxMatrix();
- break;
- }
- }
-
- void Scumm::o5_move() {
- getResultPos();
- setResult(getVarOrDirectWord(0x80));
- }
-
- void Scumm::o5_multiply() {
- int a;
- getResultPos();
- a = getVarOrDirectWord(0x80);
- setResult(readVar(_resultVarNumber) * a);
- }
-
-
- void Scumm::o5_or() {
- int a;
- getResultPos();
- a = getVarOrDirectWord(0x80);
- setResult(readVar(_resultVarNumber) | a);
- }
-
- void Scumm::o5_overRide() {
- if(fetchScriptByte()!=0)
- beginOverride();
- else
- endOverride();
- }
-
- void Scumm::o5_panCameraTo() {
- panCameraTo(getVarOrDirectWord(0x80));
- }
-
- void Scumm::o5_pickupObject() {
- int obj, room;
-
- obj = getVarOrDirectWord(0x80);
- room = getVarOrDirectByte(0x40);
- if (room==0)
- room = _roomResource;
- addObjectToInventory(obj, room);
- putOwner(obj, _vars[VAR_EGO]);
- putClass(obj, 32, 1);
- putState(obj, 1);
- removeObjectFromRoom(obj);
- clearDrawObjectQueue();
- runHook(1);
- }
-
- void Scumm::o5_print() {
- _actorToPrintStrFor = getVarOrDirectByte(0x80);
- decodeParseString();
- }
-
- void Scumm::o5_printEgo() {
- _actorToPrintStrFor = _vars[VAR_EGO];
- decodeParseString();
- }
-
- void Scumm::o5_pseudoRoom() {
- int i = fetchScriptByte(), j;
- while ((j = fetchScriptByte()) != 0) {
- if (j >= 0x80) {
- _resourceMapper[j&0x7F] = i;
- }
- }
- }
-
- void Scumm::o5_putActor() {
- int x,y;
- Actor *a;
-
- a = derefActorSafe(getVarOrDirectByte(0x80), "o5_putActor");
- x = getVarOrDirectWord(0x40);
- y = getVarOrDirectWord(0x20);
-
- putActor(a, x, y, a->room);
- }
-
-
- void Scumm::o5_putActorAtObject() {
- int obj;
- Actor *a;
-
- a = derefActorSafe(getVarOrDirectByte(0x80), "o5_putActorAtObject");
- obj = getVarOrDirectWord(0x40);
- if (whereIsObject(obj)!=-1)
- getObjectXYPos(obj);
- else {
- _xPos = 240;
- _yPos = 120;
- }
- putActor(a, _xPos, _yPos, a->room);
- }
-
- void Scumm::o5_putActorInRoom() {
- int room;
- Actor *a;
-
- a = derefActorSafe(getVarOrDirectByte(0x80), "o5_putActorInRoom");
- room = getVarOrDirectByte(0x40);
- if (a->visible && _currentRoom!=room && _vars[VAR_TALK_ACTOR]==a->number) {
- clearMsgQueue();
- }
- a->room = room;
- if (!room)
- putActor(a, 0, 0, 0);
- }
-
- void Scumm::o5_quitPauseRestart() {
- switch(fetchScriptByte()) {
- case 1:
- pauseGame(0);
- break;
- case 3:
- shutDown(0);
- break;
- }
- }
-
- void Scumm::o5_resourceRoutines() {
- int res;
-
- _opcode = fetchScriptByte();
- if (_opcode != 17)
- res = getVarOrDirectByte(0x80);
- switch(_opcode&0x1F) {
- case 1: /* load script */
- ensureResourceLoaded(rtScript, res);
- break;
- case 2: /* load sound */
- ensureResourceLoaded(rtSound, res);
- break;
- case 3: /* load costume */
- ensureResourceLoaded(rtCostume, res);
- break;
- case 4: /* load room */
- ensureResourceLoaded(rtRoom, res);
- break;
- case 5: /* nuke script */
- setResourceCounter(rtScript, res, 0x7F);
- break;
- case 6: /* nuke sound */
- setResourceCounter(rtSound, res, 0x7F);
- break;
- case 7: /* nuke costume */
- setResourceCounter(rtCostume, res, 0x7F);
- break;
- case 8: /* nuke room */
- setResourceCounter(rtRoom, res, 0x7F);
- break;
- case 9: /* lock script */
- if (res >= _numGlobalScripts)
- break;
- lock(rtScript,res);
- break;
- case 10:/* lock sound */
- lock(rtSound,res);
- break;
- case 11:/* lock costume */
- lock(rtCostume,res);
- break;
- case 12:/* lock room */
- if (res > 0x7F)
- res = _resourceMapper[res&0x7F];
- lock(rtRoom,res);
- break;
- case 13:/* unlock script */
- if (res >= _numGlobalScripts)
- break;
- unlock(rtScript,res);
- break;
- case 14:/* unlock sound */
- unlock(rtSound,res);
- break;
- case 15:/* unlock costume */
- unlock(rtCostume,res);
- break;
- case 16:/* unlock room */
- if (res > 0x7F)
- res = _resourceMapper[res&0x7F];
- unlock(rtRoom,res);
- break;
- case 17:/* clear heap */
- heapClear(0);
- unkHeapProc2(0,0);
- break;
- case 18:/* load charset */
- loadCharset(res);
- break;
- case 19:/* nuke charset */
- nukeCharset(res);
- break;
- case 20:/* load fl object */
- loadFlObject(getVarOrDirectWord(0x40), res);
- break;
- }
- }
-
- void Scumm::o5_roomOps() {
- int a,b,c,d,e;
-
- _opcode = fetchScriptByte();
-
- switch(_opcode & 0x1F) {
- case 1: /* room scroll */
- a = getVarOrDirectWord(0x80);
- b = getVarOrDirectWord(0x40);
- if (a < 160) a=160;
- if (a > ((_scrWidthIn8Unit-20)<<3)) a=((_scrWidthIn8Unit-20)<<3);
- if (b < 160) b=160;
- if (b > ((_scrWidthIn8Unit-20)<<3)) b=((_scrWidthIn8Unit-20)<<3);
- _vars[VAR_CAMERA_MIN] = a;
- _vars[VAR_CAMERA_MAX] = b;
- break;
- case 2: /* room color */
- error("room-color is no longer a valid command");
- break;
-
- case 3: /* set screen */
- a = getVarOrDirectWord(0x80);
- b = getVarOrDirectWord(0x40);
- initScreens(0,a,320,b);
- break;
- case 4: /* set palette color */
- a = getVarOrDirectWord(0x80);
- b = getVarOrDirectWord(0x40);
- c = getVarOrDirectWord(0x20);
- _opcode = fetchScriptByte();
- d = getVarOrDirectByte(0x80);
- setPalColor(d, a, b, c); /* index, r, g, b */
- break;
- case 5: /* shake on */
- setShake(1);
- break;
- case 6: /* shake off */
- setShake(0);
- break;
- case 8: /* room scale? */
- a = getVarOrDirectByte(0x80);
- b = getVarOrDirectByte(0x40);
- c = getVarOrDirectByte(0x20);
- darkenPalette(b, c, a, a, a);
- break;
- case 9: /* ? */
- _saveLoadFlag = getVarOrDirectByte(0x80);
- _saveLoadSlot = getVarOrDirectByte(0x40);
- _saveLoadSlot = 99; /* use this slot */
- _saveLoadCompatible = true;
- break;
- case 10: /* ? */
- a = getVarOrDirectWord(0x80);
- if (a) {
- _switchRoomEffect = (byte)(a);
- _switchRoomEffect2 = (byte)(a>>8);
- } else {
- screenEffect(_newEffect);
- }
- break;
- case 11: /* ? */
- a = getVarOrDirectWord(0x80);
- b = getVarOrDirectWord(0x40);
- c = getVarOrDirectWord(0x20);
- _opcode = fetchScriptByte();
- d = getVarOrDirectByte(0x80);
- e = getVarOrDirectByte(0x40);
- darkenPalette(d, e, a, b, c);
- break;
- case 12: /* ? */
- a = getVarOrDirectWord(0x80);
- b = getVarOrDirectWord(0x40);
- c = getVarOrDirectWord(0x20);
- _opcode = fetchScriptByte();
- d = getVarOrDirectByte(0x80);
- e = getVarOrDirectByte(0x40);
- unkRoomFunc3(d, e, a, b, c);
- break;
-
- case 13: { /* save-string */
- char buf[256],*s;
- a = getVarOrDirectByte(0x80);
- s = buf;
- while (*s++=fetchScriptByte());
- warning("roomops:13 save-string(%d,\"%s\") not implemented", a, buf);
- break;
- }
- case 14: /* load-string */
- char buf[256],*s;
- a = getVarOrDirectByte(0x80);
- s = buf;
- while (*s++=fetchScriptByte());
- warning("roomops:14 load-string(%d,\"%s\") not implemented", a, buf);
- break;
- case 15: /* palmanip? */
- a = getVarOrDirectByte(0x80);
- _opcode = fetchScriptByte();
- b = getVarOrDirectByte(0x80);
- c = getVarOrDirectByte(0x40);
- _opcode = fetchScriptByte();
- d = getVarOrDirectByte(0x80);
- unkRoomFunc4(b, c, a, d, 1);
- break;
-
- case 16: /* ? */
- a = getVarOrDirectByte(0x80);
- b = getVarOrDirectByte(0x40);
- checkRange(16, 1, a, "o5_roomOps: 16: color cycle out of range (%d)");
- _colorCycle[a-1].delay = (b!=0) ? 0x4000 / (b*0x4C) : 0;
- break;
- }
- }
-
- void Scumm::o5_saveRestoreVerbs() {
- int a,b,c,slot, slot2;
-
- _opcode = fetchScriptByte();
-
- a = getVarOrDirectByte(0x80);
- b = getVarOrDirectByte(0x40);
- c = getVarOrDirectByte(0x20);
-
- switch(_opcode) {
- case 1: /* hide verbs */
- while (a<=b) {
- slot = getVerbSlot(a,0);
- if (slot && _verbs[slot].saveid==0) {
- _verbs[slot].saveid = c;
- drawVerb(slot, 0);
- verbMouseOver(0);
- }
- a++;
- }
- break;
- case 2: /* show verbs */
- while (a<=b) {
- slot = getVerbSlot(a, c);
- if (slot) {
- slot2 = getVerbSlot(a,0);
- if (slot2)
- killVerb(slot2);
- slot = getVerbSlot(a,c);
- _verbs[slot].saveid = 0;
- drawVerb(slot, 0);
- verbMouseOver(0);
- }
- a++;
- }
- break;
- case 3: /* kill verbs */
- while (a<=b) {
- slot = getVerbSlot(a,c);
- if (slot)
- killVerb(slot);
- a++;
- }
- break;
- default:
- error("o5_saveRestoreVerbs: invalid opcode");
- }
- }
-
- void Scumm::o5_setCameraAt() {
- setCameraAtEx(getVarOrDirectWord(0x80));
- }
-
- void Scumm::o5_setObjectName() {
- int act = getVarOrDirectWord(0x80);
- int size;
- int a;
- int i;
-
- if (act <= _vars[VAR_NUM_ACTOR])
- error("Can't set actor %d name with new-name-of", act);
-
- if (!getObjectAddress(act))
- error("Can't set name of object %d", act);
-
- size = READ_BE_UINT32_UNALIGNED(getObjOrActorName(act) - 4)-9;
- i = 0;
-
- while ((a = fetchScriptByte()) != 0) {
- getObjOrActorName(act)[i++] = a;
-
- if (a==0xFF) {
- getObjOrActorName(act)[i++] = fetchScriptByte();
- getObjOrActorName(act)[i++] = fetchScriptByte();
- getObjOrActorName(act)[i++] = fetchScriptByte();
- }
-
- if (i > size)
- error("New name of object %d too long", act);
- }
-
- getObjOrActorName(act)[i] = 0;
- runHook(0);
- }
-
- void Scumm::o5_setOwnerOf() {
- int obj, owner;
-
- obj = getVarOrDirectWord(0x80);
- owner = getVarOrDirectByte(0x40);
-
- setOwnerOf(obj, owner);
- }
-
- void Scumm::o5_setState() {
- int obj, state;
- obj = getVarOrDirectWord(0x80);
- state = getVarOrDirectByte(0x40);
- putState(obj, state);
- removeObjectFromRoom(obj);
- if (_BgNeedsRedraw)
- clearDrawObjectQueue();
- }
-
- void Scumm::o5_setVarRange() {
- int a,b;
-
- getResultPos();
- a=fetchScriptByte();
- do {
- if (_opcode&0x80)
- b=fetchScriptWord();
- else
- b=fetchScriptByte();
-
- setResult(b);
- _resultVarNumber++;
- } while (--a);
- }
-
- void Scumm::o5_soundKludge() {
- int16 items[15];
- int i;
-
- for (i=0; i<15; i++)
- items[i] = 0;
-
- getWordVararg(items);
-
- soundKludge(items);
- }
-
- void Scumm::o5_startMusic() {
- addSoundToQueue(getVarOrDirectByte(0x80));
- }
-
- void Scumm::o5_startObject() {
- int obj, script;
- int16 data[16];
-
- obj = getVarOrDirectWord(0x80);
- script = getVarOrDirectByte(0x40);
-
- getWordVararg(data);
- runVerbCode(obj, script, 0, 0, data);
- }
-
- void Scumm::o5_startScript() {
- int op,script;
- int16 data[16];
- int a,b;
-
- op = _opcode;
- script = getVarOrDirectByte(0x80);
-
- getWordVararg(data);
-
- a = b = 0;
- if (op&0x40) b=1;
- if (op&0x20) a=1;
-
- runScript(script, a, b, data);
- }
-
- void Scumm::o5_startSound() {
- addSoundToQueue(getVarOrDirectByte(0x80));
- }
-
- void Scumm::o5_stopMusic() {
- stopAllSounds();
- }
-
- void Scumm::o5_stopObjectCode() {
- stopObjectCode();
- }
-
- void Scumm::o5_stopObjectScript() {
- stopObjectScript(getVarOrDirectWord(0x80));
- }
-
- void Scumm::o5_stopScript() {
- int script;
-
- script = getVarOrDirectByte(0x80);
- if (script==0)
- stopObjectCode();
- else
- stopScriptNr(script);
- }
-
- void Scumm::o5_stopSound() {
- stopSound(getVarOrDirectByte(0x80));
- }
-
- void Scumm::o5_stringOps() {
- int a,b,c,i;
- byte *ptr;
-
- _opcode = fetchScriptByte();
- switch(_opcode&0x1F) {
- case 1: /* loadstring */
- loadPtrToResource(7, getVarOrDirectByte(0x80), NULL);
- break;
- case 2: /* copystring */
- a = getVarOrDirectByte(0x80);
- b = getVarOrDirectByte(0x40);
- nukeResource(rtString, a);
- ptr = getResourceAddress(rtString, b);
- if (ptr) loadPtrToResource(rtString, a, ptr);
- break;
- case 3: /* set string char */
- a = getVarOrDirectByte(0x80);
- b = getVarOrDirectByte(0x40);
- ptr = getResourceAddress(7, a);
- if (ptr==NULL) error("String %d does not exist", a);
- c = getVarOrDirectByte(0x20);
- ptr[b] = c;
- break;
-
- case 4: /* get string char */
- getResultPos();
- a = getVarOrDirectByte(0x80);
- b = getVarOrDirectByte(0x40);
- ptr = getResourceAddress(rtString, a);
- if (ptr==NULL) error("String %d does not exist", a);
- setResult(ptr[b]);
- break;
-
- case 5: /* create empty string */
- a = getVarOrDirectByte(0x80);
- b = getVarOrDirectByte(0x40);
- nukeResource(rtString, a);
- if (b) {
- ptr = createResource(rtString, a, b);
- if (ptr) {
- for(i=0; i<b; i++)
- ptr[i] = 0;
- }
- }
- break;
- }
- }
-
- void Scumm::o5_subtract() {
- int a;
- getResultPos();
- a = getVarOrDirectWord(0x80);
- setResult(readVar(_resultVarNumber) - a);
- }
-
- void Scumm::o5_verbOps() {
- int verb,slot;
- VerbSlot *vs;
- int a,b;
- byte *ptr;
-
- verb = getVarOrDirectByte(0x80);
-
- slot = getVerbSlot(verb,0);
- checkRange(_maxVerbs-1, 0, slot, "Illegal new verb slot %d");
-
- vs = &_verbs[slot];
- vs->verbid = verb;
-
- while ((_opcode=fetchScriptByte()) != 0xFF) {
- switch(_opcode&0x1F) {
- case 1: /* load image */
- a = getVarOrDirectWord(0x80);
- if (verb) {
- setVerbObject(_roomResource, a, verb);
- vs->type = 1;
- }
- break;
- case 2: /* load from code */
- loadPtrToResource(rtVerb, slot, NULL);
- if (slot==0)
- nukeResource(rtVerb, slot);
- vs->type = 0;
- vs->imgindex = 0;
- break;
- case 3: /* color */
- vs->color = getVarOrDirectByte(0x80);
- break;
- case 4: /* set hi color */
- vs->hicolor = getVarOrDirectByte(0x80);
- break;
- case 5: /* set xy */
- vs->x = getVarOrDirectWord(0x80);
- vs->y = getVarOrDirectWord(0x40);
- break;
- case 6: /* set on */
- vs->curmode=1;
- break;
- case 7: /* set off */
- vs->curmode=0;
- break;
- case 8: /* delete */
- killVerb(slot);
- break;
- case 9: /* new */
- slot = getVerbSlot(verb, 0);
- if (slot==0) {
- for (slot=1; slot<_maxVerbs; slot++) {
- if(_verbs[slot].verbid==0)
- break;
- }
- if (slot==_maxVerbs)
- error("Too many verbs");
- }
- vs = &_verbs[slot];
- vs->verbid = verb;
- vs->color = 2;
- vs->hicolor = 0;
- vs->dimcolor = 8;
- vs->type = 0;
- vs->charset_nr = string[0].t_charset;
- vs->curmode = 0;
- vs->saveid = 0;
- vs->key = 0;
- vs->center = 0;
- vs->imgindex = 0;
- break;
-
- case 16: /* set dim color */
- vs->dimcolor = getVarOrDirectByte(0x80);
- break;
- case 17: /* dim */
- vs->curmode = 2;
- break;
- case 18: /* set key */
- vs->key = getVarOrDirectByte(0x80);
- break;
- case 19: /* set center */
- vs->center = 1;
- break;
- case 20: /* set to string */
- ptr = getResourceAddress(rtString, getVarOrDirectWord(0x80));
- if (!ptr)
- nukeResource(rtVerb, slot);
- else {
- loadPtrToResource(rtVerb, slot, ptr);
- }
- if (slot==0)
- nukeResource(rtVerb, slot);
- vs->type = 0;
- vs->imgindex = 0;
- break;
- case 22: /* assign object */
- a = getVarOrDirectWord(0x80);
- b = getVarOrDirectByte(0x40);
- if (slot && vs->imgindex!=a) {
- setVerbObject(b, a, slot);
- vs->type = 1;
- vs->imgindex = a;
- }
- break;
- case 23: /* set back color */
- vs->bkcolor = getVarOrDirectByte(0x80);
- break;
- }
- }
- drawVerb(slot, 0);
- verbMouseOver(0);
- }
-
- void Scumm::o5_wait() {
- byte *oldaddr;
-
- oldaddr = _scriptPointer - 1;
-
- _opcode = fetchScriptByte();
- switch(_opcode&0x1F) {
- case 1: /* wait for actor */
- if (derefActorSafe(getVarOrDirectByte(0x80), "o5_wait")->moving)
- break;
- return;
- case 2: /* wait for message */
- if (_vars[VAR_HAVE_MSG])
- break;
- return;
- case 3: /* wait for camera */
- if (camera._curPos>>3 != camera._destPos>>3)
- break;
- return;
- case 4: /* wait for sentence */
- if (_sentenceIndex!=0xFF) {
- if (sentence[_sentenceIndex].unk &&
- !isScriptInUse(_vars[VAR_SENTENCE_SCRIPT]) )
- return;
- break;
- }
- if (!isScriptInUse(_vars[VAR_SENTENCE_SCRIPT]))
- return;
- break;
- default:
- error("o5_wait: default case");
- return;
- }
-
- _scriptPointer = oldaddr;
- o5_breakHere();
- }
-
- void Scumm::o5_walkActorTo() {
- int x, y;
- Actor *a;
- a = derefActorSafe(getVarOrDirectByte(0x80), "o5_walkActorTo");
- x = getVarOrDirectWord(0x40);
- y = getVarOrDirectWord(0x20);
- startWalkActor(a, x, y, 0xFF);
- }
-
- void Scumm::o5_walkActorToActor() {
- int b,x,y;
- Actor *a, *a2;
-
- a = derefActorSafe(getVarOrDirectByte(0x80), "o5_walkActorToActor");
- if (a->room != _currentRoom) {
- getVarOrDirectByte(0x40);
- fetchScriptByte();
- return;
- }
-
- a2 = derefActorSafe(getVarOrDirectByte(0x40), "o5_walkActorToActor(2)");
- if (a2->room != _currentRoom) {
- fetchScriptByte();
- return;
- }
- b = fetchScriptByte(); /* distance from actor */
- if (b==0xFF) {
- b = a2->scalex * a->width / 0xFF;
- b = b + b/2;
- }
- x = a2->x;
- y = a2->y;
- if (x < a->x)
- x += b;
- else
- x -= b;
-
- startWalkActor(a, x, y, 0xFF);
- }
-
- void Scumm::o5_walkActorToObject() {
- int obj;
- Actor *a;
-
- a = derefActorSafe(getVarOrDirectByte(0x80), "o5_walkActorToObject");
- obj = getVarOrDirectWord(0x40);
- if (whereIsObject(obj)!=-1) {
- getObjectXYPos(obj);
- startWalkActor(a, _xPos, _yPos, _dir);
- }
- }
-
- int Scumm::getWordVararg(int16 *ptr) {
- int i;
- for (i=0; i<16; i++)
- ptr[i] = 0;
-
- i = 0;
- while ((_opcode = fetchScriptByte()) != 0xFF) {
- ptr[i++] = getVarOrDirectWord(0x80);
- }
- return i;
- }
-
- int Scumm::getVarOrDirectWord(byte mask) {
- if (_opcode&mask)
- return readVar(fetchScriptWord());
- return (int16)fetchScriptWord();
- }
-
- int Scumm::getVarOrDirectByte(byte mask) {
- if (_opcode&mask)
- return readVar(fetchScriptWord());
- return fetchScriptByte();
- }
-
- void Scumm::decodeParseString() {
- int textSlot;
-
- switch(_actorToPrintStrFor) {
- case 252:
- textSlot = 3;
- break;
- case 253:
- textSlot = 2;
- break;
- case 254:
- textSlot = 1;
- break;
- default:
- textSlot = 0;
- }
-
- string[textSlot].xpos = string[textSlot].t_xpos;
- string[textSlot].ypos = string[textSlot].t_ypos;
- string[textSlot].center = string[textSlot].t_center;
- string[textSlot].overhead = string[textSlot].t_overhead;
- string[textSlot].right = string[textSlot].t_right;
- string[textSlot].color = string[textSlot].t_color;
- string[textSlot].charset = string[textSlot].t_charset;
-
- while((_opcode=fetchScriptByte()) != 0xFF) {
- switch(_opcode&0xF) {
- case 0: /* set string xy */
- string[textSlot].xpos = getVarOrDirectWord(0x80);
- string[textSlot].ypos = getVarOrDirectWord(0x40);
- string[textSlot].overhead = false;
- break;
- case 1: /* color */
- string[textSlot].color = getVarOrDirectByte(0x80);
- break;
- case 2: /* right */
- string[textSlot].right = getVarOrDirectWord(0x80);
- break;
- case 4: /* center*/
- string[textSlot].center = true;
- string[textSlot].overhead = false;
- break;
- case 6: /* left */
- string[textSlot].center = false;
- string[textSlot].overhead = false;
- break;
- case 7: /* overhead */
- string[textSlot].overhead = true;
- break;
- case 8: /* ignore */
- getVarOrDirectWord(0x80);
- getVarOrDirectWord(0x40);
- break;
- case 15:
- _messagePtr = _scriptPointer;
- switch(textSlot) {
- case 0: actorTalk(); break;
- case 1: drawString(1); break;
- case 2: unkMessage1(); break;
- case 3: unkMessage2(); break;
- }
- _scriptPointer = _messagePtr;
- return;
- default:
- return;
- }
- }
-
- string[textSlot].t_xpos = string[textSlot].xpos;
- string[textSlot].t_ypos = string[textSlot].ypos;
- string[textSlot].t_center = string[textSlot].center;
- string[textSlot].t_overhead = string[textSlot].overhead;
- string[textSlot].t_right = string[textSlot].right;
- string[textSlot].t_color = string[textSlot].color;
- string[textSlot].t_charset = string[textSlot].charset;
- }
-
-
-