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6cd4b9d71f
scummvm/script_v1.cpp
Ludvig Strigeus 6cd4b9d71f debugger fix, 
removed hardcoded constants,
resouce lock state is now saved in the savegame,
fixed bug with MI1

svn-id: r3470
2001-11-07 18:10:52 +00:00

1986 lines
41 KiB
C++
Raw Blame History

/* 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.
*
* $Header$
*
*/
#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;
}
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