mirror of
https://github.com/libretro/scummvm.git
synced 2025-04-02 06:41:51 +00:00
added initial v2 opcode table
svn-id: r7030
This commit is contained in:
Paweł Kołodziejski
parent
c8f51b3581
commit
4d545953c8
@ -367,6 +367,10 @@ SOURCE=.\scumm\script.cpp
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# End Source File
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# Begin Source File
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SOURCE=.\scumm\script_v2.cpp
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# End Source File
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# Begin Source File
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SOURCE=.\scumm\script_v5.cpp
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# End Source File
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# Begin Source File
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@ -157,16 +157,6 @@ protected:
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void o5_pickupObjectOld();
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};
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// FIXME - subclassing V2 from Scumm_v5 is a hack: V2 should have its own opcode table
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class Scumm_v2 : public Scumm_v5 {
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public:
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Scumm_v2(GameDetector *detector, OSystem *syst) : Scumm_v5(detector, syst) {}
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protected:
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void readIndexFile();
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void readMAXS();
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};
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// FIXME - maybe we should move the opcodes from v5 to v3, and change the inheritance
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// accordingly - that would be more logical I guess. However, if you do so, take care
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// of preserving the right readIndexFile / loadCharset !!!
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@ -182,6 +172,62 @@ protected:
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void readGlobalObjects();
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};
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class Scumm_v2 : public Scumm_v3 {
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public:
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Scumm_v2(GameDetector *detector, OSystem *syst) : Scumm_v3(detector, syst) {}
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protected:
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void readIndexFile();
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void readMAXS();
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typedef void (Scumm_v2::*OpcodeProcV2)();
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struct OpcodeEntryV2 {
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OpcodeProcV2 proc;
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const char *desc;
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};
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const OpcodeEntryV2 *_opcodesV2;
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virtual void setupOpcodes();
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virtual void executeOpcode(int i);
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virtual const char *getOpcodeDesc(int i);
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virtual void getResultPos();
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virtual void getResultPosDirect();
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virtual void ifStateGeneral(byte type);
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virtual void ifNotStateGeneral(byte type);
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/* Version 2 script opcodes */
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void o2_setState80();
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void o2_clearState80();
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void o2_setState40();
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void o2_clearState40();
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void o2_setState20();
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void o2_clearState20();
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void o2_setState10();
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void o2_clearState10();
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void o2_assignVarByteDirect();
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void o2_assignVarWordDirect();
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void o2_assignVarByte();
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void o2_assignVarWord();
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void o2_setObjY();
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void o2_getObjY();
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void o2_setBitVar();
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void o2_getBitVar();
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void o2_addDirect();
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void o2_subDirect();
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void o2_ifState80();
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void o2_ifNotState80();
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void o2_ifState40();
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void o2_ifNotState40();
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void o2_ifState20();
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void o2_ifNotState20();
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void o2_ifState10();
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void o2_ifNotState10();
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void o2_waitForActor();
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void o2_waitForSentence();
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void o2_restart();
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};
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class Scumm_v4 : public Scumm_v3 {
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public:
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Scumm_v4(GameDetector *detector, OSystem *syst) : Scumm_v3(detector, syst) {}
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@ -21,6 +21,7 @@ SCUMM_OBJS = \
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scumm/resource_v4.o \
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scumm/saveload.o \
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scumm/script.o \
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scumm/script_v2.o \
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scumm/script_v5.o \
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scumm/script_v6.o \
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scumm/script_v8.o \
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569
scumm/script_v2.cpp
Normal file
569
scumm/script_v2.cpp
Normal file
@ -0,0 +1,569 @@
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/* ScummVM - Scumm Interpreter
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* Copyright (C) 2001 Ludvig Strigeus
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* Copyright (C) 2001-2003 The ScummVM project
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* $Header$
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*
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*/
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#include "stdafx.h"
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#include "scumm.h"
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#include "actor.h"
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#include "charset.h"
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#include "intern.h"
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#include "sound.h"
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#include "verbs.h"
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#define OPCODE(x) { &Scumm_v2::x, #x }
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void Scumm_v2::setupOpcodes() {
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static const OpcodeEntryV2 opcodes[256] = {
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/* 00 */
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OPCODE(o5_stopObjectCode),
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OPCODE(o5_putActor),
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OPCODE(o5_startMusic),
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OPCODE(o5_getActorRoom),
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/* 04 */
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OPCODE(o5_isGreaterEqual),
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OPCODE(o5_drawObject),
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OPCODE(o5_getActorElevation),
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OPCODE(o2_setState80),
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/* 08 */
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OPCODE(o5_isNotEqual),
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OPCODE(o5_faceActor),
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OPCODE(o2_assignVarWordDirect),
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OPCODE(o2_setObjY),
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/* 0C */
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OPCODE(o5_resourceRoutines),
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OPCODE(o5_walkActorToActor),
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OPCODE(o5_putActorAtObject),
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OPCODE(o5_getObjectState),
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/* 10 */
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OPCODE(o5_getObjectOwner),
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OPCODE(o5_animateActor),
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OPCODE(o5_panCameraTo),
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OPCODE(o5_actorSet),
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/* 14 */
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OPCODE(o5_print),
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OPCODE(o5_actorFromPos),
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OPCODE(o5_getRandomNr),
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OPCODE(o2_setState40),
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/* 18 */
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OPCODE(o5_jumpRelative),
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OPCODE(o5_doSentence),
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OPCODE(o5_move),
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OPCODE(o2_setBitVar),
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/* 1C */
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OPCODE(o5_startSound),
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OPCODE(o5_ifClassOfIs),
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OPCODE(o5_walkActorTo),
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OPCODE(o2_ifState20),
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/* 20 */
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OPCODE(o5_stopMusic),
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OPCODE(o5_putActor),
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OPCODE(o5_getAnimCounter),
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OPCODE(o5_getActorY),
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/* 24 */
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OPCODE(o5_loadRoomWithEgo),
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OPCODE(o5_pickupObject),
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OPCODE(o5_setVarRange),
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OPCODE(o2_ifNotState40),
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/* 28 */
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OPCODE(o5_equalZero),
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OPCODE(o5_setOwnerOf),
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OPCODE(o2_addDirect),
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OPCODE(o5_delayVariable),
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/* 2C */
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OPCODE(o2_ifNotState40),
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OPCODE(o5_putActorInRoom),
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OPCODE(o5_delay),
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OPCODE(o2_assignVarByte),
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/* 30 */
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OPCODE(o5_matrixOps),
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OPCODE(o2_getBitVar),
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OPCODE(o5_setCameraAt),
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OPCODE(o5_roomOps),
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/* 34 */
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OPCODE(o5_getDist),
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OPCODE(o5_findObject),
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OPCODE(o5_walkActorToObject),
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OPCODE(o2_setState10),
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/* 38 */
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OPCODE(o5_lessOrEqual),
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OPCODE(o5_doSentence),
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OPCODE(o5_subtract),
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OPCODE(o2_waitForActor),
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/* 3C */
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OPCODE(o5_stopSound),
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OPCODE(o5_getActorElevation),
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OPCODE(o5_walkActorTo),
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OPCODE(o2_ifNotState10),
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/* 40 */
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OPCODE(o5_cutscene),
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OPCODE(o5_putActor),
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OPCODE(o5_startScript),
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OPCODE(o5_getActorX),
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/* 44 */
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OPCODE(o5_isLess),
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OPCODE(o5_drawObject),
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OPCODE(o5_increment),
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OPCODE(o2_setState80),
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/* 48 */
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OPCODE(o5_isEqual),
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OPCODE(o5_faceActor),
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OPCODE(o5_chainScript),
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OPCODE(o2_setObjY),
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/* 4C */
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OPCODE(o2_waitForSentence),
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OPCODE(o5_walkActorToActor),
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OPCODE(o5_putActorAtObject),
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OPCODE(o2_ifState80),
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/* 50 */
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OPCODE(o5_pickupObjectOld),
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OPCODE(o5_animateActor),
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OPCODE(o5_actorFollowCamera),
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OPCODE(o5_actorSet),
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/* 54 */
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OPCODE(o5_setObjectName),
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OPCODE(o5_actorFromPos),
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OPCODE(o5_getActorMoving),
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OPCODE(o2_setState20),
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/* 58 */
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OPCODE(o5_overRide),
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OPCODE(o5_doSentence),
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OPCODE(o5_add),
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OPCODE(o2_setBitVar),
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/* 5C */
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OPCODE(o5_oldRoomEffect),
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OPCODE(o5_ifClassOfIs),
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OPCODE(o5_walkActorTo),
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OPCODE(o2_ifNotState20),
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/* 60 */
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OPCODE(o5_cursorCommand),
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OPCODE(o5_putActor),
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OPCODE(o5_stopScript),
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OPCODE(o5_getActorFacing),
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/* 64 */
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OPCODE(o5_loadRoomWithEgo),
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OPCODE(o5_pickupObject),
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OPCODE(o5_getClosestObjActor),
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OPCODE(o2_clearState40),
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/* 68 */
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OPCODE(o5_isScriptRunning),
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OPCODE(o5_setOwnerOf),
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OPCODE(o2_subDirect),
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OPCODE(o5_dummy),
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/* 6C */
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OPCODE(o2_getObjY),
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OPCODE(o5_putActorInRoom),
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OPCODE(o5_dummy),
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OPCODE(o2_ifState40),
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/* 70 */
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OPCODE(o5_lights),
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OPCODE(o5_getActorCostume),
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OPCODE(o5_loadRoom),
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OPCODE(o5_roomOps),
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/* 74 */
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OPCODE(o5_getDist),
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OPCODE(o5_findObject),
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OPCODE(o5_walkActorToObject),
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OPCODE(o2_clearState10),
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/* 78 */
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OPCODE(o5_isGreater),
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OPCODE(o5_doSentence),
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OPCODE(o5_verbOps),
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OPCODE(o5_getActorWalkBox),
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/* 7C */
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OPCODE(o5_isSoundRunning),
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OPCODE(o5_getActorElevation),
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OPCODE(o5_walkActorTo),
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OPCODE(o5_drawBox),
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/* 80 */
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OPCODE(o5_breakHere),
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OPCODE(o5_putActor),
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OPCODE(o5_startMusic),
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OPCODE(o5_getActorRoom),
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/* 84 */
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OPCODE(o5_isGreaterEqual),
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OPCODE(o5_drawObject),
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OPCODE(o5_getActorElevation),
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OPCODE(o2_setState80),
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/* 88 */
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OPCODE(o5_isNotEqual),
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OPCODE(o5_faceActor),
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OPCODE(o2_assignVarWordDirect),
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OPCODE(o2_setObjY),
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/* 8C */
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OPCODE(o5_resourceRoutines),
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OPCODE(o5_walkActorToActor),
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OPCODE(o5_putActorAtObject),
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OPCODE(o2_ifNotState80),
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/* 90 */
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OPCODE(o5_getObjectOwner),
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OPCODE(o5_animateActor),
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OPCODE(o5_panCameraTo),
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OPCODE(o5_actorSet),
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/* 94 */
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OPCODE(o5_print),
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OPCODE(o5_actorFromPos),
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OPCODE(o5_getRandomNr),
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OPCODE(o2_setState20),
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/* 98 */
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OPCODE(o2_restart),
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OPCODE(o5_doSentence),
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OPCODE(o2_assignVarWord),
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OPCODE(o2_setBitVar),
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/* 9C */
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OPCODE(o5_startSound),
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OPCODE(o5_ifClassOfIs),
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OPCODE(o5_walkActorTo),
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OPCODE(o2_ifState20),
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/* A0 */
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OPCODE(o5_stopObjectCode),
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OPCODE(o5_putActor),
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OPCODE(o5_getAnimCounter),
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OPCODE(o5_getActorY),
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/* A4 */
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OPCODE(o5_loadRoomWithEgo),
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OPCODE(o5_pickupObject),
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OPCODE(o5_setVarRange),
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OPCODE(o2_setState40),
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/* A8 */
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OPCODE(o5_notEqualZero),
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OPCODE(o5_setOwnerOf),
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OPCODE(o2_addDirect),
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OPCODE(o5_dummy),
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/* AC */
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OPCODE(o5_expression), //?
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OPCODE(o5_putActorInRoom),
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OPCODE(o2_waitForSentence),
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OPCODE(o2_ifNotState40),
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/* B0 */
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OPCODE(o5_matrixOps),
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OPCODE(o2_getBitVar),
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OPCODE(o5_setCameraAt),
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OPCODE(o5_roomOps),
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/* B4 */
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OPCODE(o5_getDist),
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OPCODE(o5_findObject),
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OPCODE(o5_walkActorToObject),
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OPCODE(o5_startObject), //?
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/* B8 */
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OPCODE(o5_lessOrEqual),
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OPCODE(o5_doSentence),
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OPCODE(o5_subtract),
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OPCODE(o2_waitForActor),
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/* BC */
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OPCODE(o5_stopSound),
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OPCODE(o5_getActorElevation),
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OPCODE(o5_walkActorTo),
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OPCODE(o2_ifNotState10),
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/* C0 */
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OPCODE(o5_endCutscene),
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OPCODE(o5_putActor),
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OPCODE(o5_startScript),
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OPCODE(o5_getActorX),
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/* C4 */
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OPCODE(o5_isLess),
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OPCODE(o5_drawObject),
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OPCODE(o5_decrement),
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OPCODE(o2_clearState80),
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/* C8 */
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OPCODE(o5_isEqual),
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OPCODE(o5_faceActor),
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OPCODE(o5_chainScript),
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OPCODE(o2_setObjY),
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/* CC */
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OPCODE(o5_pseudoRoom),
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OPCODE(o5_walkActorToActor),
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OPCODE(o5_putActorAtObject),
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OPCODE(o2_ifState80),
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/* D0 */
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OPCODE(o5_pickupObjectOld),
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OPCODE(o5_animateActor),
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OPCODE(o5_actorFollowCamera),
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OPCODE(o5_actorSet),
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/* D4 */
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OPCODE(o5_setObjectName),
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OPCODE(o5_actorFromPos),
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OPCODE(o5_getActorMoving),
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OPCODE(o2_setState20),
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/* D8 */
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OPCODE(o5_printEgo),
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OPCODE(o5_doSentence),
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OPCODE(o5_add),
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OPCODE(o5_divide),
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/* DC */
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OPCODE(o5_oldRoomEffect),
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OPCODE(o5_ifClassOfIs),
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OPCODE(o5_walkActorTo),
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OPCODE(o2_ifNotState20),
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/* E0 */
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OPCODE(o5_cursorCommand),
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OPCODE(o5_putActor),
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OPCODE(o5_stopScript),
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OPCODE(o5_getActorFacing),
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/* E4 */
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OPCODE(o5_loadRoomWithEgo),
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OPCODE(o5_pickupObject),
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OPCODE(o5_getClosestObjActor),
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OPCODE(o2_clearState40),
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/* E8 */
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OPCODE(o5_isScriptRunning),
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OPCODE(o5_setOwnerOf),
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OPCODE(o2_subDirect),
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OPCODE(o5_dummy),
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/* EC */
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OPCODE(o2_getObjY),
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OPCODE(o5_putActorInRoom),
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OPCODE(o5_dummy),
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OPCODE(o2_ifState40),
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/* F0 */
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OPCODE(o5_lights),
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OPCODE(o5_getActorCostume),
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OPCODE(o5_loadRoom),
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OPCODE(o5_roomOps),
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/* F4 */
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OPCODE(o5_getDist),
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OPCODE(o5_findObject),
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OPCODE(o5_walkActorToObject),
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OPCODE(o2_clearState10),
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/* F8 */
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OPCODE(o5_isGreater),
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OPCODE(o5_doSentence),
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OPCODE(o5_verbOps),
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OPCODE(o5_getActorWalkBox),
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/* FC */
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OPCODE(o5_isSoundRunning),
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OPCODE(o5_getActorElevation),
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OPCODE(o5_walkActorTo),
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OPCODE(o2_ifState10)
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};
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_opcodesV2 = opcodes;
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}
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void Scumm_v2::executeOpcode(int i) {
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OpcodeProcV2 op = _opcodesV2[i].proc;
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(this->*op) ();
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}
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||||
|
||||
const char *Scumm_v2::getOpcodeDesc(int i) {
|
||||
return _opcodesV2[i].desc;
|
||||
}
|
||||
|
||||
void Scumm_v2::o2_setState80() {
|
||||
int obj = getVarOrDirectWord(0x80);
|
||||
putState(obj, getState(obj) | 0x80);
|
||||
removeObjectFromRoom(obj);
|
||||
clearDrawObjectQueue();
|
||||
}
|
||||
|
||||
void Scumm_v2::o2_clearState80() {
|
||||
int obj = getVarOrDirectWord(0x80);
|
||||
putState(obj, getState(obj) & 0x7f);
|
||||
removeObjectFromRoom(obj);
|
||||
clearDrawObjectQueue();
|
||||
}
|
||||
|
||||
void Scumm_v2::o2_setState40() {
|
||||
int obj = getVarOrDirectWord(0x80);
|
||||
putState(obj, getState(obj) | 0x40);
|
||||
}
|
||||
|
||||
void Scumm_v2::o2_clearState40() {
|
||||
int obj = getVarOrDirectWord(0x80);
|
||||
putState(obj, getState(obj) & 0x40);
|
||||
}
|
||||
|
||||
void Scumm_v2::o2_setState20() {
|
||||
int obj = getVarOrDirectWord(0x80);
|
||||
putState(obj, getState(obj) | 0x20);
|
||||
}
|
||||
|
||||
void Scumm_v2::o2_clearState20() {
|
||||
int obj = getVarOrDirectWord(0x80);
|
||||
putState(obj, getState(obj) & 0x20);
|
||||
}
|
||||
|
||||
void Scumm_v2::o2_setState10() {
|
||||
int obj = getVarOrDirectWord(0x80);
|
||||
putState(obj, getState(obj) | 0x10);
|
||||
}
|
||||
|
||||
void Scumm_v2::o2_clearState10() {
|
||||
int obj = getVarOrDirectWord(0x80);
|
||||
putState(obj, getState(obj) & 0x10);
|
||||
}
|
||||
|
||||
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_setObjY() {
|
||||
int obj = getVarOrDirectWord(0x80);
|
||||
int y = fetchScriptByte();
|
||||
|
||||
if (whereIsObject(obj) != WIO_NOT_FOUND) {
|
||||
ObjectData *od = &_objs[getObjectIndex(obj)];
|
||||
od->walk_y = y;
|
||||
}
|
||||
}
|
||||
|
||||
void Scumm_v2::o2_getObjY() {
|
||||
int obj = getVarOrDirectWord(0x80);
|
||||
|
||||
if (whereIsObject(obj) != WIO_NOT_FOUND) {
|
||||
ObjectData *od = &_objs[getObjectIndex(obj)];
|
||||
_vars[_resultVarNumber] = od->walk_y;
|
||||
} 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))
|
||||
_bitVars[bit_var >> 3] |= (1 << bit_offset);
|
||||
else
|
||||
_bitVars[bit_var >> 3] &= ~(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] = (_bitVars[bit_var >> 3] & (1 << bit_offset)) ? 1 : 0;
|
||||
}
|
||||
|
||||
void Scumm_v2::ifStateGeneral(byte type) {
|
||||
int obj = getVarOrDirectWord(0x80);
|
||||
|
||||
if ((getState(obj) & type) == 0)
|
||||
o5_jumpRelative();
|
||||
else
|
||||
ignoreScriptWord();
|
||||
}
|
||||
|
||||
void Scumm_v2::ifNotStateGeneral(byte type) {
|
||||
int obj = getVarOrDirectWord(0x80);
|
||||
|
||||
if ((getState(obj) & type) != 0)
|
||||
o5_jumpRelative();
|
||||
else
|
||||
ignoreScriptWord();
|
||||
}
|
||||
|
||||
void Scumm_v2::o2_ifState80() {
|
||||
ifStateGeneral(0x80);
|
||||
}
|
||||
|
||||
void Scumm_v2::o2_ifNotState80() {
|
||||
ifNotStateGeneral(0x80);
|
||||
}
|
||||
|
||||
void Scumm_v2::o2_ifState40() {
|
||||
ifStateGeneral(0x40);
|
||||
}
|
||||
|
||||
void Scumm_v2::o2_ifNotState40() {
|
||||
ifNotStateGeneral(0x40);
|
||||
}
|
||||
|
||||
void Scumm_v2::o2_ifState20() {
|
||||
ifStateGeneral(0x20);
|
||||
}
|
||||
|
||||
void Scumm_v2::o2_ifNotState20() {
|
||||
ifNotStateGeneral(0x20);
|
||||
}
|
||||
|
||||
void Scumm_v2::o2_ifState10() {
|
||||
ifStateGeneral(0x10);
|
||||
}
|
||||
|
||||
void Scumm_v2::o2_ifNotState10() {
|
||||
ifNotStateGeneral(0x10);
|
||||
}
|
||||
|
||||
void Scumm_v2::o2_addDirect() {
|
||||
int a;
|
||||
getResultPosDirect();
|
||||
a = getVarOrDirectWord(0x80);
|
||||
setResult(readVar(_resultVarNumber) + a);
|
||||
}
|
||||
|
||||
void Scumm_v2::o2_subDirect() {
|
||||
int a;
|
||||
getResultPosDirect();
|
||||
a = getVarOrDirectWord(0x80);
|
||||
setResult(readVar(_resultVarNumber) - a);
|
||||
}
|
||||
|
||||
void Scumm_v2::o2_waitForActor() {
|
||||
byte *oldaddr = _scriptPointer - 1;
|
||||
if (derefActorSafe(getVarOrDirectByte(0x80), "o5_wait")->moving) {
|
||||
_scriptPointer = oldaddr;
|
||||
o5_breakHere();
|
||||
}
|
||||
}
|
||||
|
||||
void Scumm_v2::o2_waitForSentence() {
|
||||
if (_sentenceNum) {
|
||||
if (_sentence[_sentenceNum - 1].freezeCount && !isScriptInUse(_vars[VAR_SENTENCE_SCRIPT]))
|
||||
return;
|
||||
} else if (!isScriptInUse(_vars[VAR_SENTENCE_SCRIPT]))
|
||||
return;
|
||||
|
||||
_scriptPointer--;
|
||||
o5_breakHere();
|
||||
}
|
||||
|
||||
void Scumm_v2::o2_restart() {
|
||||
}
|
||||
Loading…
x
Reference in New Issue
Block a user