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scummvm/scumm/script_v2.cpp
Max Horn 4ac863efdb fix warning 
svn-id: r7138
2003-04-26 16:43:18 +00:00

1349 lines
27 KiB
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/* ScummVM - Scumm Interpreter
* Copyright (C) 2001 Ludvig Strigeus
* Copyright (C) 2001-2003 The ScummVM project
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header$
*
*/
#include "stdafx.h"
#include "scumm.h"
#include "actor.h"
#include "charset.h"
#include "intern.h"
#include "sound.h"
#include "verbs.h"
#define OPCODE(x) { &Scumm_v2::x, #x }
void Scumm_v2::setupOpcodes() {
static const OpcodeEntryV2 opcodes[256] = {
/* 00 */
OPCODE(o5_stopObjectCode),
OPCODE(o2_putActor),
OPCODE(o2_startMusic),
OPCODE(o2_getActorRoom),
/* 04 */
OPCODE(o2_isGreaterEqual),
OPCODE(o2_drawObject),
OPCODE(o2_getActorElevation),
OPCODE(o2_setState08),
/* 08 */
OPCODE(o2_isNotEqual),
OPCODE(o2_faceActor),
OPCODE(o2_assignVarWordDirect),
OPCODE(o2_setObjY),
/* 0C */
OPCODE(o2_resourceRoutines),
OPCODE(o2_walkActorToActor),
OPCODE(o2_putActorAtObject),
OPCODE(o2_ifNotState08),
/* 10 */
OPCODE(o2_getObjectOwner),
OPCODE(o2_animateActor),
OPCODE(o2_panCameraTo),
OPCODE(o2_actorSet),
/* 14 */
OPCODE(o2_print),
OPCODE(o2_actorFromPos),
OPCODE(o2_getRandomNr),
OPCODE(o2_setState04),
/* 18 */
OPCODE(o5_jumpRelative),
OPCODE(o2_doSentence),
OPCODE(o2_move),
OPCODE(o2_setBitVar),
/* 1C */
OPCODE(o2_startSound),
OPCODE(o2_ifClassOfIs),
OPCODE(o2_walkActorTo),
OPCODE(o2_ifState02),
/* 20 */
OPCODE(o5_stopMusic),
OPCODE(o2_putActor),
OPCODE(o2_saveLoadGame),
OPCODE(o2_getActorY),
/* 24 */
OPCODE(o2_loadRoomWithEgo),
OPCODE(o2_drawObject),
OPCODE(o2_setVarRange),
OPCODE(o2_ifNotState04),
/* 28 */
OPCODE(o2_equalZero),
OPCODE(o2_setOwnerOf),
OPCODE(o2_addDirect),
OPCODE(o2_delayVariable),
/* 2C */
OPCODE(o2_assignVarByte),
OPCODE(o2_putActorInRoom),
OPCODE(o5_delay),
OPCODE(o2_ifNotState04),
/* 30 */
OPCODE(o2_matrixOps),
OPCODE(o2_getBitVar),
OPCODE(o2_setCameraAt),
OPCODE(o2_roomOps),
/* 34 */
OPCODE(o2_getDist),
OPCODE(o2_findObject),
OPCODE(o2_walkActorToObject),
OPCODE(o2_setState01),
/* 38 */
OPCODE(o2_lessOrEqual),
OPCODE(o2_doSentence),
OPCODE(o2_subtract),
OPCODE(o2_waitForActor),
/* 3C */
OPCODE(o5_stopSound),
OPCODE(o2_getActorElevation),
OPCODE(o2_walkActorTo),
OPCODE(o2_ifNotState01),
/* 40 */
OPCODE(o2_cutscene),
OPCODE(o2_putActor),
OPCODE(o2_startScript),
OPCODE(o2_getActorX),
/* 44 */
OPCODE(o2_isLess),
OPCODE(o2_drawObject),
OPCODE(o2_increment),
OPCODE(o2_setState08),
/* 48 */
OPCODE(o2_isEqual),
OPCODE(o2_faceActor),
OPCODE(o2_chainScript),
OPCODE(o2_setObjY),
/* 4C */
OPCODE(o2_waitForSentence),
OPCODE(o2_walkActorToActor),
OPCODE(o2_putActorAtObject),
OPCODE(o2_ifState08),
/* 50 */
OPCODE(o2_pickupObject),
OPCODE(o2_animateActor),
OPCODE(o2_actorFollowCamera),
OPCODE(o2_actorSet),
/* 54 */
OPCODE(o2_setObjectName),
OPCODE(o2_actorFromPos),
OPCODE(o2_getActorMoving),
OPCODE(o2_setState02),
/* 58 */
OPCODE(beginOverride),
OPCODE(o2_doSentence),
OPCODE(o2_add),
OPCODE(o2_setBitVar),
/* 5C */
OPCODE(o5_dummy),
OPCODE(o2_ifClassOfIs),
OPCODE(o2_walkActorTo),
OPCODE(o2_ifNotState02),
/* 60 */
OPCODE(o5_cursorCommand),
OPCODE(o2_putActor),
OPCODE(o5_stopScript),
OPCODE(o5_getActorFacing),
/* 64 */
OPCODE(o5_loadRoomWithEgo),
OPCODE(o5_pickupObject),
OPCODE(o5_getClosestObjActor),
OPCODE(o2_clearState04),
/* 68 */
OPCODE(o5_isScriptRunning),
OPCODE(o2_setOwnerOf),
OPCODE(o2_subDirect),
OPCODE(o5_dummy),
/* 6C */
OPCODE(o2_getObjY),
OPCODE(o2_putActorInRoom),
OPCODE(o5_dummy),
OPCODE(o2_ifState04),
/* 70 */
OPCODE(o5_lights),
OPCODE(o5_getActorCostume),
OPCODE(o5_loadRoom),
OPCODE(o2_roomOps),
/* 74 */
OPCODE(o2_getDist),
OPCODE(o2_findObject),
OPCODE(o2_walkActorToObject),
OPCODE(o2_clearState01),
/* 78 */
OPCODE(o2_isGreater),
OPCODE(o2_doSentence),
OPCODE(o2_verbOps),
OPCODE(o5_getActorWalkBox),
/* 7C */
OPCODE(o5_isSoundRunning),
OPCODE(o2_getActorElevation),
OPCODE(o2_walkActorTo),
OPCODE(o2_ifNotState01),
/* 80 */
OPCODE(o5_breakHere),
OPCODE(o2_putActor),
OPCODE(o2_startMusic),
OPCODE(o2_getActorRoom),
/* 84 */
OPCODE(o2_isGreaterEqual),
OPCODE(o2_drawObject),
OPCODE(o2_getActorElevation),
OPCODE(o2_setState08),
/* 88 */
OPCODE(o2_isNotEqual),
OPCODE(o2_faceActor),
OPCODE(o2_assignVarWordDirect),
OPCODE(o2_setObjY),
/* 8C */
OPCODE(o2_resourceRoutines),
OPCODE(o2_walkActorToActor),
OPCODE(o2_putActorAtObject),
OPCODE(o2_ifNotState08),
/* 90 */
OPCODE(o2_getObjectOwner),
OPCODE(o2_animateActor),
OPCODE(o2_panCameraTo),
OPCODE(o2_actorSet),
/* 94 */
OPCODE(o2_print),
OPCODE(o2_actorFromPos),
OPCODE(o2_getRandomNr),
OPCODE(o2_setState02),
/* 98 */
OPCODE(o2_restart),
OPCODE(o2_doSentence),
OPCODE(o2_assignVarWord),
OPCODE(o2_setBitVar),
/* 9C */
OPCODE(o2_startSound),
OPCODE(o2_ifClassOfIs),
OPCODE(o2_walkActorTo),
OPCODE(o2_ifState02),
/* A0 */
OPCODE(o5_stopObjectCode),
OPCODE(o2_putActor),
OPCODE(o5_getAnimCounter),
OPCODE(o2_getActorY),
/* A4 */
OPCODE(o5_loadRoomWithEgo),
OPCODE(o5_pickupObject),
OPCODE(o2_setVarRange),
OPCODE(o2_setState04),
/* A8 */
OPCODE(o2_notEqualZero),
OPCODE(o2_setOwnerOf),
OPCODE(o2_addDirect),
OPCODE(o5_dummy),
/* AC */
OPCODE(o5_delay),
OPCODE(o2_putActorInRoom),
OPCODE(o2_waitForSentence),
OPCODE(o2_ifNotState04),
/* B0 */
OPCODE(o2_matrixOps),
OPCODE(o2_getBitVar),
OPCODE(o2_setCameraAt),
OPCODE(o2_roomOps),
/* B4 */
OPCODE(o2_getDist),
OPCODE(o2_findObject),
OPCODE(o2_walkActorToObject),
OPCODE(o2_setState02),
/* B8 */
OPCODE(o2_lessOrEqual),
OPCODE(o2_doSentence),
OPCODE(o2_subtract),
OPCODE(o2_waitForActor),
/* BC */
OPCODE(o5_stopSound),
OPCODE(o2_getActorElevation),
OPCODE(o2_walkActorTo),
OPCODE(o2_ifNotState01),
/* C0 */
OPCODE(o5_endCutscene),
OPCODE(o2_putActor),
OPCODE(o2_startScript),
OPCODE(o2_getActorX),
/* C4 */
OPCODE(o2_isLess),
OPCODE(o2_drawObject),
OPCODE(o5_decrement),
OPCODE(o2_clearState08),
/* C8 */
OPCODE(o2_isEqual),
OPCODE(o2_faceActor),
OPCODE(o2_chainScript),
OPCODE(o2_setObjY),
/* CC */
OPCODE(o5_pseudoRoom),
OPCODE(o2_walkActorToActor),
OPCODE(o2_putActorAtObject),
OPCODE(o2_ifState08),
/* D0 */
OPCODE(o2_pickupObject),
OPCODE(o2_animateActor),
OPCODE(o2_actorFollowCamera),
OPCODE(o2_actorSet),
/* D4 */
OPCODE(o2_setObjectName),
OPCODE(o2_actorFromPos),
OPCODE(o2_getActorMoving),
OPCODE(o2_setState02),
/* D8 */
OPCODE(o2_printEgo),
OPCODE(o2_doSentence),
OPCODE(o2_add),
OPCODE(o5_divide),
/* DC */
OPCODE(o5_dummy),
OPCODE(o2_ifClassOfIs),
OPCODE(o2_walkActorTo),
OPCODE(o2_ifNotState02),
/* E0 */
OPCODE(o5_cursorCommand),
OPCODE(o2_putActor),
OPCODE(o5_stopScript),
OPCODE(o5_getActorFacing),
/* E4 */
OPCODE(o5_loadRoomWithEgo),
OPCODE(o5_pickupObject),
OPCODE(o5_getClosestObjActor),
OPCODE(o2_clearState04),
/* E8 */
OPCODE(o5_isScriptRunning),
OPCODE(o2_setOwnerOf),
OPCODE(o2_subDirect),
OPCODE(o5_dummy),
/* EC */
OPCODE(o2_getObjY),
OPCODE(o2_putActorInRoom),
OPCODE(o5_dummy),
OPCODE(o2_ifState04),
/* F0 */
OPCODE(o5_lights),
OPCODE(o5_getActorCostume),
OPCODE(o5_loadRoom),
OPCODE(o2_roomOps),
/* F4 */
OPCODE(o2_getDist),
OPCODE(o2_findObject),
OPCODE(o2_walkActorToObject),
OPCODE(o2_clearState01),
/* F8 */
OPCODE(o2_isGreater),
OPCODE(o2_doSentence),
OPCODE(o2_verbOps),
OPCODE(o5_getActorWalkBox),
/* FC */
OPCODE(o5_isSoundRunning),
OPCODE(o2_getActorElevation),
OPCODE(o2_walkActorTo),
OPCODE(o2_ifState01)
};
_opcodesV2 = opcodes;
}
void Scumm_v2::executeOpcode(int i) {
OpcodeProcV2 op = _opcodesV2[i].proc;
(this->*op) ();
}
const char *Scumm_v2::getOpcodeDesc(int i) {
return _opcodesV2[i].desc;
}
int Scumm_v2::getVar() {
int var_id = fetchScriptByte();
if ((var_id >= 14) && (var_id <= 16))
return _vars[_vars[var_id]];
return _vars[var_id];
}
int Scumm_v2::getVarOrDirectByte(byte mask) {
if (_opcode & mask)
return getVar();
return fetchScriptByte();
}
int Scumm_v2::getVarOrDirectWord(byte mask) {
if (_opcode & mask)
return getVar();
return fetchScriptWord();
}
void Scumm_v2::setStateCommon(byte type) {
int obj = getVarOrDirectWord(0x80);
putState(obj, getState(obj) | type);
}
void Scumm_v2::clearStateCommon(byte type) {
int obj = getVarOrDirectWord(0x80);
putState(obj, getState(obj) & ~type);
}
void Scumm_v2::o2_setState08() {
int obj = getVarOrDirectWord(0x80);
putState(obj, getState(obj) | 0x08);
removeObjectFromRoom(obj);
clearDrawObjectQueue();
}
void Scumm_v2::o2_clearState08() {
int obj = getVarOrDirectWord(0x80);
putState(obj, getState(obj) & 0xF7);
removeObjectFromRoom(obj);
clearDrawObjectQueue();
}
void Scumm_v2::o2_setState04() {
setStateCommon(0x04);
}
void Scumm_v2::o2_clearState04() {
clearStateCommon(0x04);
}
void Scumm_v2::o2_setState02() {
setStateCommon(0x02);
}
void Scumm_v2::o2_clearState02() {
clearStateCommon(0x02);
}
void Scumm_v2::o2_setState01() {
setStateCommon(0x01);
}
void Scumm_v2::o2_clearState01() {
clearStateCommon(0x01);
}
void Scumm_v2::getResultPos() {
_resultVarNumber = fetchScriptByte();
}
void Scumm_v2::getResultPosDirect() {
_resultVarNumber = _vars[fetchScriptByte()];
}
void Scumm_v2::o2_assignVarWordDirect() {
getResultPosDirect();
_vars[_resultVarNumber] = fetchScriptWord();
}
void Scumm_v2::o2_assignVarByteDirect() {
getResultPosDirect();
_vars[_resultVarNumber] = fetchScriptByte();
}
void Scumm_v2::o2_assignVarByte() {
getResultPos();
_vars[_resultVarNumber] = fetchScriptByte();
}
void Scumm_v2::o2_assignVarWord() {
getResultPos();
_vars[_resultVarNumber] = fetchScriptWord();
}
void Scumm_v2::o2_setObjY() {
int obj = getVarOrDirectWord(0x80);
int y = fetchScriptByte();
if (whereIsObject(obj) != WIO_NOT_FOUND) {
ObjectData *od = &_objs[getObjectIndex(obj)];
od->walk_y = (y << 5) | (od->walk_y & 0x1F);
}
}
void Scumm_v2::o2_getObjY() {
int obj = getVarOrDirectWord(0x80);
getResultPos();
if (whereIsObject(obj) != WIO_NOT_FOUND) {
ObjectData *od = &_objs[getObjectIndex(obj)];
_vars[_resultVarNumber] = od->walk_y >> 5;
} else {
_vars[_resultVarNumber] = 0xFF;
}
}
void Scumm_v2::o2_setBitVar() {
byte hi = fetchScriptByte();
byte lo = fetchScriptByte();
byte a = getVarOrDirectByte(0x80);
int bit_var = (hi << 8) + lo + a;
int bit_offset = bit_var & 0x0f;
bit_var >>= 4;
if (getVarOrDirectByte(0x80))
_vars[bit_var] |= (1 << bit_offset);
else
_vars[bit_var] &= ~(1 << bit_offset);
}
void Scumm_v2::o2_getBitVar() {
getResultPos();
byte hi = fetchScriptByte();
byte lo = fetchScriptByte();
byte a = getVarOrDirectByte(0x80);
int bit_var = (hi << 8) + lo + a;
int bit_offset = bit_var & 0x0f;
bit_var >>= 4;
_vars[_resultVarNumber] = (_vars[bit_var] & (1 << bit_offset)) ? 1 : 0;
}
void Scumm_v2::ifStateCommon(byte type) {
int obj = getVarOrDirectWord(0x80);
if ((getState(obj) & type) == 0)
o5_jumpRelative();
else
ignoreScriptWord();
}
void Scumm_v2::ifNotStateCommon(byte type) {
int obj = getVarOrDirectWord(0x80);
if ((getState(obj) & type) != 0)
o5_jumpRelative();
else
ignoreScriptWord();
}
void Scumm_v2::o2_ifState08() {
ifStateCommon(0x08);
}
void Scumm_v2::o2_ifNotState08() {
ifNotStateCommon(0x08);
}
void Scumm_v2::o2_ifState04() {
ifStateCommon(0x04);
}
void Scumm_v2::o2_ifNotState04() {
ifNotStateCommon(0x04);
}
void Scumm_v2::o2_ifState02() {
ifStateCommon(0x02);
}
void Scumm_v2::o2_ifNotState02() {
ifNotStateCommon(0x02);
}
void Scumm_v2::o2_ifState01() {
ifStateCommon(0x01);
}
void Scumm_v2::o2_ifNotState01() {
ifNotStateCommon(0x01);
}
void Scumm_v2::o2_addDirect() {
int a;
getResultPosDirect();
a = getVarOrDirectWord(0x80);
_vars[_resultVarNumber] += a;
}
void Scumm_v2::o2_subDirect() {
int a;
getResultPosDirect();
a = getVarOrDirectWord(0x80);
_vars[_resultVarNumber] -= a;
}
void Scumm_v2::o2_waitForActor() {
if (derefActorSafe(getVarOrDirectByte(0x80), "o2_waitForActor")->moving) {
_scriptPointer -= 2;
o5_breakHere();
}
}
void Scumm_v2::o2_actorSet() {
int act = getVarOrDirectByte(0x80);
int arg = getVarOrDirectByte(0x40);
Actor *a = derefActorSafe(act, "actorSet");
int i;
if (!a)
return;
switch (fetchScriptByte()) {
case 1: // Actor Sound
a->sound[0] = arg;
break;
case 2: // Actor Set Color
i = fetchScriptByte();
a->palette[i] = arg;
a->needRedraw = true;
break;
case 3: // Actor Name
loadPtrToResource(rtActorName, a->number, NULL);
break;
case 4: // Actor Costume
a->setActorCostume(arg);
break;
case 5: // Talk Color
a->talkColor = arg;
break;
}
}
void Scumm_v2::o2_waitForSentence() {
if (_sentenceNum)
if (!isScriptInUse(2))
return;
_scriptPointer--;
o5_breakHere();
}
void Scumm_v2::o2_restart() {
}
void Scumm_v2::o2_drawObject() {
int obj, idx, i;
ObjectData *od;
uint16 x, y, w, h;
int xpos, ypos;
obj = getVarOrDirectWord(0x80);
xpos = getVarOrDirectWord(0x40);
ypos = getVarOrDirectWord(0x20);
idx = getObjectIndex(obj);
if (idx == -1)
return;
od = &_objs[idx];
if (xpos != 0xFF) {
od->walk_x += (xpos << 3) - od->x_pos;
od->x_pos = xpos << 3;
od->walk_y += (ypos << 3) - od->y_pos;
od->y_pos = ypos << 3;
}
addObjectToDrawQue(idx);
x = od->x_pos;
y = od->y_pos;
w = od->width;
h = od->height;
i = _numLocalObjects;
do {
if (_objs[i].obj_nr && _objs[i].x_pos == x && _objs[i].y_pos == y && _objs[i].width == w && _objs[i].height == h)
putState(_objs[i].obj_nr, getState(_objs[i].obj_nr) & 0xF7);
} while (--i);
putState(obj, getState(_objs[obj].obj_nr) | 0x08);
}
void Scumm_v2::o2_resourceRoutines() {
int resid = getVarOrDirectByte(0x80);
int opcode = fetchScriptByte();
if (((opcode & 0x0f) == 0) || ((opcode & 0x0f) == 1)) {
switch (opcode & 0xf1) {
case 96:
lock(rtSound, resid);
return;
case 97:
unlock(rtSound, resid);
return;
case 80:
lock(rtScript, resid);
return;
case 81:
unlock(rtScript, resid);
return;
case 32:
lock(rtCostume, resid);
return;
case 33:
unlock(rtCostume, resid);
return;
case 48:
lock(rtRoom, resid);
return;
case 49:
unlock(rtRoom, resid);
return;
default:
error("o2_resourceRoutines: unknown lock/unlock opcode");
}
} else {
switch (opcode & 0xf1) {
case 96:
case 80:
case 32:
case 48:
return;
case 97:
ensureResourceLoaded(rtSound, resid);
return;
case 81:
ensureResourceLoaded(rtScript, resid);
return;
case 33:
ensureResourceLoaded(rtCostume, resid);
return;
case 49:
ensureResourceLoaded(rtRoom, resid);
default:
error("o2_resourceRoutines: unknown load/nuke opcode");
}
}
}
void Scumm_v2::o2_verbOps() {
int opcode = fetchScriptByte(), slot, state;
switch (opcode) {
case 0: // Delete Verb
slot = getVarOrDirectByte(0x80);
break;
case 0xFF: // Verb On/Off
slot = fetchScriptByte();
state = fetchScriptByte();
break;
default: { // New Verb
fetchScriptByte(); // X
fetchScriptByte(); // Y
getVarOrDirectByte(0x80); // Slot
fetchScriptByte(); // ?
}
break;
}
}
void Scumm_v2::o2_isEqual() {
int a = getVar();
int b = getVarOrDirectWord(0x80);
if (b == a)
ignoreScriptWord();
else
o5_jumpRelative();
}
void Scumm_v2::o2_isGreater() {
int16 a = getVar();
int16 b = getVarOrDirectWord(0x80);
if (b > a)
ignoreScriptWord();
else
o5_jumpRelative();
}
void Scumm_v2::o2_isGreaterEqual() {
int16 a = getVar();
int16 b = getVarOrDirectWord(0x80);
if (b >= a)
ignoreScriptWord();
else
o5_jumpRelative();
}
void Scumm_v2::o2_isLess() {
int16 a = getVar();
int16 b = getVarOrDirectWord(0x80);
if (b < a)
ignoreScriptWord();
else
o5_jumpRelative();
}
void Scumm_v2::o2_lessOrEqual() {
int16 a = getVar();
int16 b = getVarOrDirectWord(0x80);
if (b <= a)
ignoreScriptWord();
else
o5_jumpRelative();
}
void Scumm_v2::o2_isNotEqual() {
int16 a = getVar();
int16 b = getVarOrDirectWord(0x80);
if (b != a)
ignoreScriptWord();
else
o5_jumpRelative();
}
void Scumm_v2::o2_notEqualZero() {
int a = getVar();
if (a != 0)
ignoreScriptWord();
else
o5_jumpRelative();
}
void Scumm_v2::o2_equalZero() {
int a = getVar();
if (a == 0)
ignoreScriptWord();
else
o5_jumpRelative();
}
void Scumm_v2::o2_doSentence() {
int a;
SentenceTab *st;
a = getVarOrDirectByte(0x80);
if (a == 0xFB) {
_sentenceNum = 0;
stopScriptNr(2);
clearClickedStatus();
return;
}
if (a == 0xFC) {
_sentenceNum--;
clearClickedStatus();
return;
}
st = &_sentence[_sentenceNum++];
st->unk5 = a;
st->unk4 = getVarOrDirectWord(0x40);
st->unk3 = getVarOrDirectWord(0x20);
st->freezeCount = 0;
// TODO
switch(fetchScriptByte()) {
case 1:
break;
case 2:
break;
}
}
void Scumm_v2::o2_printEgo() {
//_actorToPrintStrFor = (unsigned char)_vars[VAR_EGO];
//_messagePtr = _scriptPointer;
printf("o2_printEgo(%s)\n", _scriptPointer);
_scriptPointer += resStrLen(_scriptPointer) + 1;
//_messagePtr = addMessageToStack(_messagePtr);
//_scriptPointer = _messagePtr;
}
void Scumm_v2::o2_ifClassOfIs() {
int act = getVarOrDirectWord(0x80);
int clsop = getVarOrDirectByte(0x40);
if (getObjectIndex(act) == -1) {
o5_jumpRelative();
return;
}
ObjectData *od = &_objs[getObjectIndex(act)];
byte cls = *(getResourceAddress(rtRoom, _currentRoom) + od->OBCDoffset + 10);
if ((cls & clsop) != clsop) {
o5_jumpRelative();
}
}
void Scumm_v2::o2_walkActorTo() {
int x, y;
Actor *a;
a = derefActorSafe(getVarOrDirectByte(0x80), "o2_walkActorTo");
x = getVarOrDirectByte(0x40);
y = getVarOrDirectByte(0x20);
a->startWalkActor(x, y, -1);
}
void Scumm_v2::o2_putActor() {
int x, y;
Actor *a;
a = derefActorSafe(getVarOrDirectByte(0x80), "o2_putActor");
if (!a)
return;
x = getVarOrDirectByte(0x40);
y = getVarOrDirectByte(0x20);
a->putActor(x, y, a->room);
}
void Scumm_v2::o2_startScript() {
int script = getVarOrDirectByte(0x80);
runScript(script, 0, 0, 0);
}
void Scumm_v2::o2_panCameraTo() {
panCameraTo(getVarOrDirectByte(0x80), 0);
}
void Scumm_v2::o2_move() {
getResultPos();
_vars[_resultVarNumber] = getVarOrDirectWord(0x80);
}
void Scumm_v2::o2_startMusic() {
_sound->addSoundToQueue(getVarOrDirectByte(0x80));
}
void Scumm_v2::o2_getActorRoom() {
int act;
Actor *a;
getResultPos();
act = getVarOrDirectByte(0x80);
a = derefActorSafe(act, "o2_getActorRoom");
if (!a) {
warning("Invalid actor %d in o2_getActorRoom", act);
return;
}
_vars[_resultVarNumber] = a->room;
}
void Scumm_v2::o2_getActorElevation() {
int act;
Actor *a;
getResultPos();
act = getVarOrDirectByte(0x80);
a = derefActorSafe(act, "o2_getActorElevation");
if (!a) {
warning("Invalid actor %d in o2_getActorElevation", act);
return;
}
_vars[_resultVarNumber] = a->elevation;
}
void Scumm_v2::o2_walkActorToActor() {
int b, x, y;
Actor *a, *a2;
int nr;
int nr2 = getVarOrDirectByte(0x80);
a = derefActorSafe(nr2, "o2_walkActorToActor");
if (!a)
return;
if (!a->isInCurrentRoom()) {
getVarOrDirectByte(0x40);
fetchScriptByte();
return;
}
nr = getVarOrDirectByte(0x40);
a2 = derefActorSafe(nr, "o2_walkActorToActor(2)");
if (!a2)
return;
if (!a2->isInCurrentRoom()) {
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;
a->startWalkActor(x, y, -1);
}
void Scumm_v2::o2_walkActorToObject() {
int obj;
Actor *a;
a = derefActorSafe(getVarOrDirectByte(0x80), "o2_walkActorToObject");
obj = getVarOrDirectWord(0x40);
if (whereIsObject(obj) != WIO_NOT_FOUND) {
int x, y, dir;
getObjectXYPos(obj, x, y, dir);
a->startWalkActor(x, y, dir);
}
}
void Scumm_v2::o2_faceActor() {
int act, obj;
Actor *a;
act = getVarOrDirectByte(0x80);
obj = getVarOrDirectWord(0x40);
a = derefActorSafe(act, "o2_faceActor");
assert(a);
a->faceToObject(obj);
}
void Scumm_v2::o2_putActorAtObject() {
int obj, x, y;
Actor *a;
a = derefActorSafe(getVarOrDirectByte(0x80), "o2_putActorAtObject");
obj = getVarOrDirectWord(0x40);
if (whereIsObject(obj) != WIO_NOT_FOUND)
getObjectXYPos(obj, x, y);
else {
x = 240;
y = 120;
}
a->putActor(x, y, a->room);
}
void Scumm_v2::o2_getObjectOwner() {
getResultPos();
_vars[_resultVarNumber] = getOwner(getVarOrDirectWord(0x80));
}
void Scumm_v2::o2_animateActor() {
int act = getVarOrDirectByte(0x80);
int anim = getVarOrDirectByte(0x40);
Actor *a = derefActorSafe(act, "o2_animateActor");
if (!a)
return;
a->animateActor(anim);
}
void Scumm_v2::o2_print() {
_actorToPrintStrFor = getVarOrDirectByte(0x80);
decodeParseString();
}
void Scumm_v2::o2_actorFromPos() {
int x, y;
getResultPos();
x = getVarOrDirectByte(0x80);
y = getVarOrDirectByte(0x40);
_vars[_resultVarNumber] = getActorFromPos(x, y);
}
void Scumm_v2::o2_getRandomNr() {
getResultPos();
_vars[_resultVarNumber] = _rnd.getRandomNumber(getVarOrDirectByte(0x80));
}
void Scumm_v2::o2_isScriptRunning() {
getResultPos();
_vars[_resultVarNumber] = isScriptRunning(getVarOrDirectByte(0x80));
}
void Scumm_v2::o2_getVerbEntrypoint() {
int a, b;
getResultPos();
a = getVarOrDirectWord(0x80);
b = getVarOrDirectWord(0x40);
_vars[_resultVarNumber] = getVerbEntrypoint(a, b);
}
void Scumm_v2::o2_startSound() {
_vars[VAR_MUSIC_FLAG] = 0;
_sound->addSoundToQueue(getVarOrDirectByte(0x80));
}
void Scumm_v2::o2_saveLoadGame() {
getResultPos();
byte a = getVarOrDirectByte(0x80);
error("TODO: o2_saveLoadGame(%d)", a);
_vars[_resultVarNumber] = 0;
}
void Scumm_v2::o2_getActorX() {
int a;
getResultPos();
a = getVarOrDirectByte(0x80);
_vars[_resultVarNumber] = getObjX(a);
}
void Scumm_v2::o2_getActorY() {
int a;
getResultPos();
a = getVarOrDirectByte(0x80);
_vars[_resultVarNumber] = getObjY(a);
}
void Scumm_v2::o2_loadRoomWithEgo() {
Actor *a;
int obj, room, x, y;
obj = getVarOrDirectWord(0x80);
room = getVarOrDirectByte(0x40);
a = derefActorSafe(_vars[VAR_EGO], "o2_loadRoomWithEgo");
a->putActor(0, 0, room);
_egoPositioned = false;
x = (int16)fetchScriptByte();
y = (int16)fetchScriptByte();
startScene(a->room, a, obj);
camera._dest.x = camera._cur.x = a->x;
setCameraAt(a->x, a->y);
setCameraFollows(a);
_fullRedraw = 1;
if (x != -1) {
a->startWalkActor(x, y, -1);
}
runScript(5, 0, 0, 0);
}
void Scumm_v2::o2_setVarRange() {
int a, b;
getResultPos();
a = fetchScriptByte();
do {
if (_opcode & 0x80)
b = fetchScriptWord();
else
b = fetchScriptByte();
_vars[_resultVarNumber++] = b;
} while (--a);
}
void Scumm_v2::o2_setOwnerOf() {
int obj, owner;
obj = getVarOrDirectWord(0x80);
owner = getVarOrDirectByte(0x40);
setOwnerOf(obj, owner);
runHook(0);
}
void Scumm_v2::o2_delayVariable() {
vm.slot[_currentScript].delay = getVar();
vm.slot[_currentScript].status = 1;
o5_breakHere();
}
void Scumm_v2::o2_putActorInRoom() {
int room;
Actor *a;
a = derefActorSafe(getVarOrDirectByte(0x80), "o2_putActorInRoom");
room = getVarOrDirectByte(0x40);
if (a == NULL)
return;
a->room = room;
if (!room)
a->putActor(0, 0, 0);
}
void Scumm_v2::o2_matrixOps() {
int a, b;
a = getVarOrDirectByte(0x80);
b = fetchScriptByte();
setBoxFlags(a, b);
}
void Scumm_v2::o2_setCameraAt() {
setCameraAtEx(getVarOrDirectByte(0x80));
}
void Scumm_v2::o2_roomOps() {
int a = getVarOrDirectByte(0x80);
int b = getVarOrDirectByte(0x40);
_opcode = fetchScriptByte();
switch (_opcode & 0x1F) {
case 1: /* room scroll */
if (a < (_realWidth / 2))
a = (_realWidth / 2);
if (b < (_realWidth / 2))
b = (_realWidth / 2);
if (a > _scrWidth - (_realWidth / 2))
a = _scrWidth - (_realWidth / 2);
if (b > _scrWidth - (_realWidth / 2))
b = _scrWidth - (_realWidth / 2);
_vars[VAR_CAMERA_MIN_X] = a;
_vars[VAR_CAMERA_MAX_X] = b;
break;
case 2: /* room color */
_shadowPalette[b] = a;
_fullRedraw = true;
break;
}
}
void Scumm_v2::o2_getDist() {
getResultPos();
int o1 = getVarOrDirectWord(0x80);
int o2 = getVarOrDirectWord(0x40);
_vars[_resultVarNumber] = getObjActToObjActDist(o1, o2);
}
void Scumm_v2::o2_findObject() {
getResultPos();
int x = getVarOrDirectWord(0x80);
int y = getVarOrDirectWord(0x40);
_vars[_resultVarNumber] = findObject(x, y);
}
void Scumm_v2::o2_subtract() {
int a;
getResultPos();
a = getVarOrDirectWord(0x80);
_vars[_resultVarNumber] -= a;
}
void Scumm_v2::o2_cutscene() {
// TODO
}
void Scumm_v2::o2_increment() {
getResultPos();
_vars[_resultVarNumber]++;
}
void Scumm_v2::o2_chainScript() {
int data = getVarOrDirectByte(0x80);
int cur = _currentScript;
vm.slot[cur].number = 0;
vm.slot[cur].status = 0;
_currentScript = 0xFF;
runScript(data, 0, 0, 0);
}
void Scumm_v2::o2_pickupObject() {
int obj = getVarOrDirectWord(0x80);
if (obj < 1) {
error("pickupObject received invalid index %d (script %d)", obj, vm.slot[_currentScript].number);
}
if (getObjectIndex(obj) == -1)
return;
if (whereIsObject(obj) == WIO_INVENTORY) /* Don't take an */
return; /* object twice */
addObjectToInventory(obj, _roomResource);
removeObjectFromRoom(obj);
putOwner(obj, _vars[VAR_EGO]);
putClass(obj, 32, 1);
putState(obj, 1);
clearDrawObjectQueue();
runHook(1);
}
void Scumm_v2::o2_actorFollowCamera() {
actorFollowCamera(getVarOrDirectByte(0x80));
}
void Scumm_v2::o2_setObjectName() {
int obj = getVarOrDirectWord(0x80);
int size;
int a;
int i = 0;
byte *name = NULL;
byte work[256];
// Read in new name
do {
a = fetchScriptByte();
work[i++] = a;
} while (a);
work[i] = 0;
if (obj < NUM_ACTORS)
error("Can't set actor %d name with new-name-of", obj);
name = getObjOrActorName(obj);
byte *objptr;
byte offset = 0;
objptr = getOBCDFromObject(obj);
offset = *(objptr + 18);
size = READ_LE_UINT16(objptr) - offset;
if (i >= size) {
warning("New name of object %d too long (old *%s* new *%s*)", obj, name, work);
i = size - 1;
}
memcpy(name, work, i + 1);
runHook(0);
}
void Scumm_v2::o2_getActorMoving() {
int act;
Actor *a;
getResultPos();
act = getVarOrDirectByte(0x80);
a = derefActorSafe(act, "o2_getActorMoving");
if (!a) {
warning("Invalid actor %d in o2_getActorMoving", act);
return;
}
_vars[_resultVarNumber] = a->moving;
}
void Scumm_v2::o2_add() {
int a;
getResultPos();
a = getVarOrDirectWord(0x80);
_vars[_resultVarNumber] += a;
}
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