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|
/* ScummVM - Scumm Interpreter
* Copyright (C) 2001 Ludvig Strigeus
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header$
*
*/
#include "scummsys.h"
#define SCUMMVM_VERSION "0.1.0 devel"
#define SWAP(a,b) do{int tmp=a; a=b; b=tmp; } while(0)
#define ARRAYSIZE(x) (sizeof(x)/sizeof(x[0]))
struct Scumm;
struct Actor;
#include "smush.h"
typedef void (Scumm::*OpcodeProc)();
/* System Wide Constants */
enum {
SAMPLES_PER_SEC = 22050,
BITS_PER_SAMPLE = 16,
NUM_MIXER = 4,
NUM_SCRIPT_SLOT = 25,
NUM_LOCALSCRIPT = 60,
NUM_SHADOW_PALETTE = 8,
NUM_ACTORS = 30
};
const uint16 many_direction_tab[18] = {
4,
8,
71,
109,
251,
530,
0,
0,
0,
0,
22,
72,
107,
157,
202,
252,
287,
337 };
const int16 many_direction_tab_2 [16] = {
0,
90,
180,
270,
-1,
-1,
-1,
-1,
0,
45,
90,
135,
180,
225,
270,
315 };
struct Point {
int x,y;
};
struct MemBlkHeader {
uint32 size;
};
#pragma START_PACK_STRUCTS
#define SIZEOF_BOX 20
struct Box { /* file format */
int16 ulx,uly;
int16 urx,ury;
int16 llx,lly;
int16 lrx,lry;
byte mask;
byte flags;
uint16 scale;
} GCC_PACK;
struct ResHdr {
uint32 tag, size;
} GCC_PACK;
#define RES_DATA(x) (((byte*)x) + sizeof(ResHdr))
#define RES_SIZE(x) ( READ_BE_UINT32(&((ResHdr*)x)->size) )
struct RoomHeader {
union {
struct {
uint32 version;
uint16 width,height;
uint16 numObjects;
} v7;
struct {
uint16 width,height;
uint16 numObjects;
} old;
};
} GCC_PACK;
struct BompHeader {
uint16 unk;
uint16 width,height;
} GCC_PACK;
struct AkosHeader {
byte x_1[2];
byte flags;
byte x_2;
uint16 num_anims;
uint16 x_3;
uint16 codec;
} GCC_PACK;
struct AkosOffset {
uint32 akcd;
uint16 akci;
} GCC_PACK;
struct AkosCI {
uint16 width,height;
int16 rel_x, rel_y;
int16 move_x, move_y;
} GCC_PACK;
struct CodeHeader {
union {
struct {
uint16 obj_id;
byte x,y,w,h;
byte flags;
byte parent;
uint16 walk_x;
uint16 walk_y;
byte actordir;
} v5;
struct {
uint16 obj_id;
int16 x, y;
uint16 w,h;
byte flags, parent;
uint16 unk1;
uint16 unk2;
byte actordir;
} v6;
struct {
uint32 version;
uint16 obj_id;
byte parent;
byte parentstate;
} v7;
};
} GCC_PACK;
struct ImageHeader { /* file format */
union {
struct {
uint16 obj_id;
uint16 unk[5];
uint16 width;
uint16 height;
uint16 unk_2;
struct {
int16 x,y;
} hotspot[15];
} old;
struct {
uint32 version;
uint16 obj_id;
uint16 unk[1];
int16 x_pos,y_pos;
uint16 width,height;
byte unk2[3];
byte actordir;
uint16 unk_2;
struct {
int16 x,y;
} hotspot[15];
} v7;
};
} GCC_PACK;
#pragma END_PACK_STRUCTS
struct AdjustBoxResult {
int16 x,y;
uint16 dist;
};
struct VerbSlot {
int16 x,y;
int16 right, bottom;
int16 oldleft, oldtop, oldright,oldbottom;
uint8 verbid;
uint8 color,hicolor,dimcolor,bkcolor,type;
uint8 charset_nr,curmode;
uint8 saveid;
uint8 key;
bool center;
uint8 field_1B;
uint16 imgindex;
};
class ObjectData {
public:
uint32 offs_obim_to_room;
uint32 offs_obcd_to_room;
uint16 walk_x, walk_y;
uint16 obj_nr;
int16 x_pos;
int16 y_pos;
uint16 width;
uint16 height;
byte actordir;
byte parent;
byte parentstate;
byte state;
byte fl_object_index;
};
struct CostumeData {
byte active[16];
uint16 animCounter1;
byte animCounter2;
uint16 stopped;
uint16 curpos[16];
uint16 start[16];
uint16 end[16];
uint16 frame[16];
};
struct EnqueuedObject {
uint16 a,b,c,d,e;
int16 x,y;
uint16 width,height;
uint16 j,k,l;
};
struct PathNode {
uint index;
struct PathNode *left, *right;
};
struct PathVertex {
PathNode *left;
PathNode *right;
};
struct VirtScreen {
int number;
uint16 unk1;
uint16 topline;
uint16 width,height;
uint16 size;
byte alloctwobuffers;
byte scrollable;
uint16 xstart;
byte tdirty[40];
byte bdirty[40];
};
struct ActorWalkData {
int16 destx,desty;
byte destbox;
int16 destdir;
byte curbox;
int16 x,y,newx,newy;
int32 XYFactor, YXFactor;
uint16 xfrac,yfrac;
};
struct MouseCursor {
int8 hotspot_x, hotspot_y;
byte colors[4];
byte data[32];
};
struct ScriptSlot {
uint32 offs;
int32 delay;
uint16 number;
uint16 newfield;
byte status;
byte where;
byte unk1,unk2,freezeCount,didexec;
byte cutsceneOverride;
byte unk5;
};
struct NestedScript {
uint16 number;
uint8 where;
uint8 slot;
};
enum {
sleByte = 1,
sleUint8 = 1,
sleInt8 = 1,
sleInt16 = 2,
sleUint16 = 3,
sleInt32 = 4,
sleUint32 = 5
};
enum ResTypes {
rtFirst = 1,
rtRoom = 1,
rtScript = 2,
rtCostume = 3,
rtSound = 4,
rtInventory = 5,
rtCharset = 6,
rtString = 7,
rtVerb = 8,
rtActorName = 9,
rtBuffer = 10,
rtScaleTable = 11,
rtTemp = 12,
rtFlObject = 13,
rtMatrix = 14,
rtBox = 15,
rtObjectName = 16,
rtLast = 16,
rtNumTypes = 17,
};
enum {
OF_OWNER_MASK = 0x0F,
OF_STATE_MASK = 0xF0,
OF_STATE_SHL = 4
};
/* Camera Modes */
enum {
CM_NORMAL = 1,
CM_FOLLOW_ACTOR = 2,
CM_PANNING = 3,
};
enum {
MBS_LEFT_CLICK = 0x8000,
MBS_RIGHT_CLICK = 0x4000,
MBS_MOUSE_MASK = (MBS_LEFT_CLICK|MBS_RIGHT_CLICK),
MBS_MAX_KEY = 0x0200
};
enum {
RF_LOCK = 0x80,
RF_USAGE = 0x7F,
RF_USAGE_MAX = RF_USAGE
};
enum MoveFlags {
MF_NEW_LEG = 1,
MF_IN_LEG = 2,
MF_TURN = 4,
MF_LAST_LEG = 8,
};
#define _maxRooms res.num[rtRoom]
#define _maxScripts res.num[rtScript]
#define _maxCostumes res.num[rtCostume]
#define _maxInventoryItems res.num[rtInventory]
#define _maxCharsets res.num[rtCharset]
#define _maxStrings res.num[rtString]
#define _maxVerbs res.num[rtVerb]
#define _maxActorNames res.num[rtActorName]
#define _maxBuffer res.num[rtBuffer]
#define _maxScaleTable res.num[rtScaleTable]
#define _maxTemp res.num[rtTemp]
#define _maxFLObject res.num[rtFlObject]
#define _maxMatrixes res.num[rtMatrix]
#define _maxBoxes res.num[rtBox]
#define _baseRooms res.address[rtRoom]
#define _baseScripts res.address[rtScript]
#define _baseInventoryItems res.address[rtInventory]
#define _baseFLObject res.address[rtFlObject]
#define _baseArrays res.address[rtString]
#define _roomFileOffsets res.roomoffs[rtRoom]
struct CharsetRenderer {
Scumm *_vm;
int _top;
int _drawTop;
int _left, _left2;
byte _center;
int _right;
byte _color;
bool _hasMask;
bool _blitAlso;
int _strLeft, _strRight, _strTop, _strBottom;
byte _curId;
int _xpos2, _ypos2;
int _bufPos;
byte _unk12,_disableOffsX;
byte *_ptr;
byte _unk2, _bpp;
byte _invNumBits;
uint32 _charOffs;
byte *_charPtr;
int _width, _height;
int _offsX,_offsY;
byte _bitMask, _revBitMask;
int _bottom;
int _virtScreenHeight;
byte _ignoreCharsetMask;
byte *_backbuff_ptr, *_bgbak_ptr;
byte *_mask_ptr;
byte *_dest_ptr;
byte _colorMap[16];
byte _buffer[512];
void drawBits();
void printChar(int chr);
void printCharOld(int chr);
int getStringWidth(int a, byte *str, int pos);
void addLinebreaks(int a, byte *str, int pos, int maxwidth);
};
struct AkosRenderer {
CostumeData *cd;
int x,y; /* where to draw costume */
byte scale_x, scale_y; /* scaling */
byte clipping; /* clip mask */
bool charsetmask;
byte shadow_mode;
uint16 codec;
bool mirror; /* draw actor mirrored */
byte dirty_id;
byte *outptr;
uint outwidth, outheight;
/* pointer to various parts of the costume resource */
byte *akos;
AkosHeader *akhd;
/* current move offset */
int move_x, move_y;
/* movement of cel to decode */
int move_x_cur, move_y_cur;
/* width and height of cel to decode */
int width,height;
byte *srcptr;
byte *shadow_table;
struct {
/* codec stuff */
const byte *scaletable;
byte mask,shl;
bool doContinue;
byte repcolor;
byte replen;
int scaleXstep;
int x,y;
int tmp_x, tmp_y;
int y_pitch;
int skip_width;
byte *destptr;
byte *mask_ptr;
int imgbufoffs;
} v1;
/* put less used stuff at the bottom to optimize opcodes */
int draw_top, draw_bottom;
byte *akpl,*akci,*aksq;
AkosOffset *akof;
byte *akcd;
byte palette[256];
};
struct BompDrawData {
byte *out;
int outwidth, outheight;
int x,y;
byte scale_x, scale_y;
byte *dataptr;
int srcwidth, srcheight;
};
struct LoadedCostume {
byte *_ptr;
byte *_dataptr;
byte _numColors;
};
struct CostumeRenderer {
Scumm *_vm;
LoadedCostume _loaded;
byte *_shadow_table;
byte *_frameptr;
byte *_srcptr;
byte *_bgbak_ptr, *_backbuff_ptr, *_mask_ptr, *_mask_ptr_dest;
int _actorX, _actorY;
byte _zbuf;
uint _scaleX, _scaleY;
int _xmove, _ymove;
bool _mirror;
byte _maskval;
byte _shrval;
byte _width2;
int _width;
byte _height2;
int _height;
int _xpos, _ypos;
uint _outheight;
int _scaleIndexXStep;
int _scaleIndexYStep;
byte _scaleIndexX; /* must wrap at 256*/
byte _scaleIndexY, _scaleIndexYTop;
int _left,_right;
int _dir2;
int _top,_bottom;
int _ypostop;
int _ypitch;
byte _docontinue;
int _imgbufoffs;
byte _repcolor;
byte _replen;
byte _palette[32];
byte _transEffect[0x100];
void proc6();
void proc5();
void proc4();
void proc3();
void proc2();
void proc1();
void proc_special(byte code);
byte mainRoutine(Actor *a, int slot, int frame);
void ignorePakCols(int num);
byte drawOneSlot(Actor *a, int slot);
byte drawCostume(Actor *a);
};
struct Actor {
int x,y,top,bottom;
int elevation;
uint width;
byte number;
uint16 facing;
uint16 costume;
byte room;
byte talkColor;
byte scalex,scaley;
byte charset;
int16 newDirection;
byte moving;
byte ignoreBoxes;
byte forceClip;
byte initFrame,walkFrame,standFrame,talkFrame1,talkFrame2;
bool needRedraw, needBgReset,costumeNeedsInit,visible;
byte shadow_mode;
bool flip;
uint speedx,speedy;
byte frame;
byte walkbox;
byte mask;
byte animProgress, animSpeed;
int16 new_1,new_2;
uint16 talk_script, walk_script;
byte new_3;
int8 layer;
ActorWalkData walkdata;
int16 animVariable[16];
uint16 sound[8];
CostumeData cost;
byte palette[64];
};
struct CameraData {
Point _cur;
Point _dest;
Point _accel;
Point _last;
int _leftTrigger, _rightTrigger;
byte _follows, _mode;
bool _movingToActor;
};
#define ARRAY_HDR_SIZE 6
struct ArrayHeader {
int16 dim1_size;
int16 type;
int16 dim2_size;
byte data[1];
};
struct SentenceTab {
byte unk5;
byte unk2;
uint16 unk4;
uint16 unk3;
byte unk;
byte pad;
};
struct StringTab {
int16 t_xpos, t_ypos;
int16 t_right;
int16 xpos, ypos;
int16 right;
byte color, t_color;
byte charset, t_charset;
bool center, t_center;
bool overhead, t_overhead;
bool no_talk_anim,t_no_talk_anim;
};
struct ColorCycle {
uint16 delay;
uint16 counter;
uint16 flags;
byte start;
byte end;
};
struct Gdi {
Scumm *_vm;
byte *_readPtr;
uint _readOffs;
int8 _cursorActive;
int _numZBuffer;
int _imgBufOffs[4];
byte _disable_zbuffer;
bool _useOrDecompress;
byte _numLinesToProcess;
byte _tempNumLines;
byte _currentX;
byte _hotspot_x;
byte _hotspot_y;
int16 _drawMouseX;
int16 _drawMouseY;
int16 _mask_top, _mask_bottom, _mask_right, _mask_left;
byte _currentCursor;
byte _mouseColors[4];
byte _mouseColor;
byte _mouseClipMask1, _mouseClipMask2, _mouseClipMask3;
byte _mouseColorIndex;
byte *_mouseMaskPtr;
byte *_smap_ptr;
byte *_backbuff_ptr;
byte *_bgbak_ptr;
byte *_mask_ptr;
byte *_mask_ptr_dest;
byte *_z_plane_ptr;
byte _decomp_shr, _decomp_mask;
byte _transparency;
uint16 _vertStripNextInc;
byte *_backupIsWhere;
void unkDecode1();
void unkDecode2();
void unkDecode3();
void unkDecode4();
void unkDecode5();
void unkDecode6();
void unkDecode7();
void unkDecode8();
void unkDecode9();
void unkDecode10();
void unkDecode11();
void decompressBitmap();
void drawBitmap(byte *ptr, VirtScreen *vs, int x, int y, int h, int stripnr, int numstrip, byte flag);
void clearUpperMask();
void disableZBuffer() { _disable_zbuffer++; }
void enableZBuffer() { _disable_zbuffer--; }
void draw8ColWithMasking();
void clear8ColWithMasking();
void clear8Col();
void decompressMaskImgOr();
void decompressMaskImg();
void resetBackground(byte top, byte bottom, int strip);
void drawStripToScreen(VirtScreen *vs, int x, int w, int t, int b);
void updateDirtyScreen(VirtScreen *vs);
enum DrawBitmapFlags {
dbAllowMaskOr = 1,
dbDrawMaskOnBoth = 2,
dbClear = 4,
};
};
struct MixerChannel {
void *_sfx_sound;
uint32 _sfx_pos;
uint32 _sfx_size;
uint32 _sfx_fp_speed;
uint32 _sfx_fp_pos;
void mix(int16 *data, uint32 len);
void clear();
};
enum GameId {
GID_TENTACLE = 1,
GID_MONKEY2 = 2,
GID_INDY4 = 3,
GID_MONKEY = 4,
GID_SAMNMAX = 5,
GID_MONKEY_EGA = 6,
GID_LOOM256 = 7,
GID_ZAK256 = 8,
GID_INDY3_256 = 9,
GID_LOOM = 10,
GID_FT = 11,
GID_DIG = 12,
};
enum GameFeatures {
GF_NEW_OPCODES = 1,
GF_AFTER_V6 = 2,
GF_AFTER_V7 = 4,
GF_HAS_ROOMTABLE = GF_AFTER_V7,
GF_USE_KEY = 8,
GF_NEW_COSTUMES = GF_AFTER_V7,
GF_USE_ANGLES = GF_AFTER_V7,
GF_DRAWOBJ_OTHER_ORDER = 16,
GF_DEFAULT = GF_USE_KEY,
GF_SMALL_HEADER = 32,
GF_EXTERNAL_CHARSET = GF_SMALL_HEADER,
GF_SMALL_NAMES = 64,
GF_OLD_BUNDLE = 128,
GF_16COLOR = 256,
GF_OLD256 = 512,
GF_AUDIOTRACKS = 1024,
GF_NO_SCALLING = 2048,
};
struct ScummDebugger;
struct Serializer;
enum WhereIsObject {
WIO_NOT_FOUND = -1,
WIO_INVENTORY = 0,
WIO_ROOM = 1,
WIO_GLOBAL = 2,
WIO_LOCAL = 3,
WIO_FLOBJECT = 4,
};
enum MouseButtonStatus {
msDown = 1,
msClicked = 2,
};
struct BoxCoords {
Point ul;
Point ur;
Point ll;
Point lr;
};
struct Scumm {
uint32 _features;
const char *_gameText;
byte _gameId;
// byte _majorScummVersion;
// byte _middleScummVersion;
// byte _minorScummVersion;
ScummDebugger *_debugger;
void *_gui; /* actually a pointer to a Gui */
byte OF_OWNER_ROOM;
int _gameTempo;
int _lastLoadedRoom;
int _roomResource;
byte _encbyte;
void *_fileHandle;
void *_sfxFile;
char *_exe_name;
char *_gameDataPath;
int akos_findManyDirection(int16 ManyDirection, uint16 facing);
byte _saveLoadFlag;
byte _saveLoadSlot;
bool _saveLoadCompatible;
bool _dynamicRoomOffsets;
byte _resFilePathId;
bool _soundsPaused;
bool _useTalkAnims;
char *_resFilePrefix;
char *_resFilePath;
int _keyPressed;
void *_soundEngine;
uint16 *_inventory;
byte *_arrays;
VerbSlot *_verbs;
ObjectData *_objs;
uint16 *_newNames;
int16 *_vars;
int16 _varwatch;
byte *_bitVars;
const OpcodeProc *_opcodes;
const char* *_opcodes_lookup;
int _xPos, _yPos;
int _dir;
byte _curActor;
int _curVerb;
int _curVerbSlot;
int _curPalIndex;
VirtScreen *_curVirtScreen;
byte *_scriptPointer, *_scriptOrgPointer;
byte *_scriptPointerStart;
byte _opcode;
int _numVariables;
int _numBitVariables;
int _numLocalObjects;
int _numGlobalObjects;
int _numArray;
int _numVerbs;
int _numFlObject;
int _numInventory;
int _numRooms;
int _numScripts;
int _numSounds;
int _numCharsets;
int _numCostumes;
int _numNewNames;
int _numGlobalScripts;
byte *_msgPtrToAdd;
uint8 *_roomFileIndexes;
byte *_objectOwnerTable;
byte *_objectRoomTable;
byte *_objectStateTable;
uint32 *_classData;
byte _expire_counter;
bool _noTalkAnims;
bool _mouthSyncMode;
bool _endOfMouthSync;
uint32 _randSeed1;
uint32 _randSeed2;
uint16 _screenB, _screenH;
uint16 _defaultTalkDelay;
byte _haveMsg;
byte _newEffect;
bool _fullRedraw;
uint16 _soundParam,_soundParam2,_soundParam3;
byte _switchRoomEffect2, _switchRoomEffect;
int _resourceHeaderSize;
bool _egoPositioned;
bool _doEffect;
bool _screenEffectFlag;
bool _keepText;
uint32 _maxHeapThreshold;
uint32 _minHeapThreshold;
bool _fullScreen;
byte _bkColor;
uint16 _lastXstart;
int16 _talkDelay;
bool _shakeEnabled;
uint _shakeFrame;
int16 _virtual_mouse_x, _virtual_mouse_y;
int _cursorHotspotX, _cursorHotspotY;
int _cursorWidth, _cursorHeight;
byte _cursorAnimateIndex;
byte _cursorAnimate;
byte _charsetColor;
uint16 _debugMode;
uint16 _noSubtitles; // skip all subtitles?
unsigned int _scale; // multiplier to resolution (2 is default)
byte *_messagePtr;
byte _numNestedScripts;
byte _currentScript;
byte _currentRoom;
byte _numObjectsInRoom;
byte _actorToPrintStrFor;
int _screenStartStrip;
int _screenEndStrip;
int _screenLeft;
int _screenTop;
byte _fastMode;
bool _completeScreenRedraw;
int8 _userPut;
int8 _cursorState;
byte _sfxMode;
uint16 _mouseButStat;
byte _leftBtnPressed, _rightBtnPressed;
int _numInMsgStack;
uint32 _localScriptList[NUM_LOCALSCRIPT];
VirtScreen virtscr[4];
uint32 _ENCD_offs, _EXCD_offs;
uint32 _CLUT_offs, _EPAL_offs;
uint32 _IM00_offs;
uint32 _PALS_offs;
uint32 _allocatedSize;
uint32 _talk_sound_a, _talk_sound_b;
byte _talk_sound_mode;
int _drawObjectQueNr;
byte _drawObjectQue[200];
uint16 _currentDrive;
uint16 _soundCardType;
byte _mousePresent;
int16 _palManipStart;
int16 _palManipEnd;
int16 _palManipCounter;
struct {
byte mode[rtNumTypes];
uint16 num[rtNumTypes];
uint32 tags[rtNumTypes];
const char *name[rtNumTypes];
byte **address[rtNumTypes];
byte *flags[rtNumTypes];
byte *roomno[rtNumTypes];
uint32 *roomoffs[rtNumTypes];
} res;
struct {
uint32 cutScenePtr[5];
byte cutSceneScript[5];
int16 cutSceneData[5];
int16 cutSceneScriptIndex;
byte cutSceneStackPointer;
ScriptSlot slot[NUM_SCRIPT_SLOT];
NestedScript nest[15];
int16 localvar[NUM_SCRIPT_SLOT][17];
} vm;
struct {
int16 x,y;
} mouse;
Actor actor[NUM_ACTORS];
uint32 gfxUsageBits[200];
CharsetRenderer charset;
byte _charsetData[10][16];
byte _resourceMapper[128];
uint16 _extraBoxFlags[65];
byte **_lastCodePtr;
byte *_shadowPalette;
int _shadowPaletteSize;
// int _numSoundTags;
// byte *_soundTagTable;
int16 _bootParam;
uint32 _fileOffset;
byte _fileReadFailed;
byte _fileMode;
uint32 _whereInResToRead;
CameraData camera;
int _resultVarNumber;
int _sentenceNum;
SentenceTab sentence[6];
StringTab string[6];
uint16 _mouthSyncTimes[52];
int16 _soundQuePos;
int16 _soundQue[0x100];
uint16 _enqueue_b,_enqueue_c,_enqueue_d,_enqueue_e;
int _enqueuePos;
EnqueuedObject _enqueuedObjects[32];
byte _soundQue2Pos;
byte _soundQue2[10];
int16 _vararg_temp_pos[16];
uint16 _curExecScript;
int _scrWidth;
int _scrHeight;
byte _currentPalette[0x300];
int _palDirtyMin, _palDirtyMax;
uint _curSoundPos;
ColorCycle _colorCycle[16];
Gdi gdi;
bool _BgNeedsRedraw;
int16 _localParamList[16];
uint16 _verbMouseOver;
int16 _foundPathX;
int16 _foundPathY;
uint16 _lastKeyHit;
int _scummStackPos;
int16 _scummStack[150];
int _maxBoxVertexHeap;
byte *_boxMatrixPtr4, *_boxMatrixPtr1, *_boxMatrixPtr3;
int _boxPathVertexHeapIndex;
int _boxMatrixItem;
byte _grabbedCursor[2048];
char _saveLoadName[32];
MixerChannel _mixer_channel[NUM_MIXER];
OpcodeProc getOpcode(int i) { return _opcodes[i]; }
void openRoom(int room);
void deleteRoomOffsets();
void readRoomsOffsets();
void askForDisk(const char *filename);
bool openResourceFile(const char *filename);
void fileClose(void *file);
void *fileOpen(const char *filename, int mode);
void fileSeek(void *file, long offs, int whence);
void fileRead(void *handle, void *ptr, uint32 size);
bool fileEof(void *handle);
uint32 filePos(void *handle);
int fileReadByte();
uint32 fileReadDwordLE();
uint32 fileReadDwordBE();
#if defined(SCUMM_LITTLE_ENDIAN)
uint32 fileReadDword() { return fileReadDwordLE(); }
#elif defined(SCUMM_BIG_ENDIAN)
uint32 fileReadDword() { return fileReadDwordBE(); }
#endif
uint fileReadWordLE();
uint fileReadWordBE();
static byte *alloc(int size);
static void free(void *mem);
void readResTypeList(int id, uint32 tag, const char *name);
void allocResTypeData(int id, uint32 tag, int num, const char *name, int mode);
void initRandSeeds();
uint getRandomNumber(uint max);
uint getRandomNumberRng(uint min, uint max);
void loadCharset(int i);
void nukeCharset(int i);
void initScreens(int a, int b, int w, int h);
void setShake(int mode);
void setCursor(int cursor);
void clearDrawObjectQueue();
byte *createResource(int type, int index, uint32 size);
void initScummVars();
void getGraphicsPerformance();
void nukeResource(int type, int i);
byte *getResourceAddress(int type, int i);
byte *getStringAddress(int i);
void ensureResourceLoaded(int type, int i);
int loadResource(int type, int i);
int getResourceRoomNr(int type, int index);
int readSoundResource(int type, int index);
void setResourceCounter(int type, int index, byte flag);
void validateResource(const char *str, int type, int index);
void initVirtScreen(int slot, int top, int height, bool twobufs, bool fourextra);
void setDirtyRange(int slot, int a, int height);
void drawDirtyScreenParts();
void updateDirtyScreen(int slot);
void unkVirtScreen4(int a);
void restoreMouse();
void initActor(Actor *a, int mode);
bool checkFixedDisk();
void setActorWalkSpeed(Actor *a, uint speed1, uint speed2);
int calcMovementFactor(Actor *a, int newx, int newy);
int actorWalkStep(Actor *a);
int remapDirection(Actor *a, int dir);
bool checkXYInBoxBounds(int box, int x, int y);
void setupActorScale(Actor *a);
void checkRange(int max, int min, int no, const char *str);
bool fileReadFailed(void *handle);
void clearFileReadFailed(void *handle);
bool getClass(int obj, int cls);
void putClass(int obj, int cls, bool set);
int getState(int obj);
void putState(int obj, int state);
int getOwner(int obj);
void putOwner(int obj, int owner);
int getObjectRoom(int obj);
void SamInventoryHack(int obj); // FIXME: Sam and Max hack
void main();
uint distanceFromPt(int x, int y, int ptx, int pty);
Point closestPtOnLine(int ulx, int uly, int llx, int lly, int x, int y);
bool getSideOfLine(int x1,int y1, int x2, int y2, int x, int y, int box);
void getBoxCoordinates(int boxnum, BoxCoords *bc);
byte getMaskFromBox(int box);
Box *getBoxBaseAddr(int box);
byte getBoxFlags(int box);
int getBoxScale(int box);
byte getNumBoxes();
byte *getBoxMatrixBaseAddr();
// void startAnimActor(Actor *a, int frame);
void startAnimActor(Actor *a, int frame);
void startAnimActorEx(Actor *a, int frame, int direction);
// void startAnimActor(Actor *a, int frame, byte direction);
int getProgrDirChange(Actor *a, int mode);
void initActorCostumeData(Actor *a);
void fixActorDirection(Actor *a, int direction);
void cpst_decodeData(Actor *a, int frame, uint mask);
void scummInit();
void scummMain(int argc, char **argv);
void runScript(int script, int a, int b, int16 *lvarptr);
void stopScriptNr(int script);
int getScriptSlot();
void runScriptNested(int script);
void updateScriptPtr();
void getScriptBaseAddress();
void getScriptEntryPoint();
void executeScript();
byte fetchScriptByte();
int fetchScriptWord();
void ignoreScriptWord() { fetchScriptWord(); }
void ignoreScriptByte() { fetchScriptByte(); }
int getVarOrDirectWord(byte mask);
int getVarOrDirectByte(byte mask);
int readVar(uint var);
void writeVar(uint var, int value);
void getResultPos();
void setResult(int result);
int getObjectIndex(int object);
void o5_actorFollowCamera();
void o5_actorFromPos();
void o5_actorSet();
void o5_actorSetClass();
void o5_add();
void o5_and();
void o5_animateActor();
void o5_badOpcode();
void o5_breakHere();
void o5_chainScript();
void o5_cursorCommand();
void o5_cutscene();
void o5_debug();
void o5_decrement();
void o5_delay();
void o5_delayVariable();
void o5_divide();
void o5_doSentence();
void o5_drawBox();
void o5_drawObject();
void o5_dummy();
void o5_endCutscene();
void o5_equalZero();
void o5_expression();
void o5_faceActor();
void o5_findInventory();
void o5_findObject();
void o5_freezeScripts();
void o5_getActorCostume();
void o5_getActorElevation();
void o5_getActorFacing();
void o5_getActorMoving();
void o5_getActorRoom();
void o5_getActorScale();
void o5_getActorWalkBox();
void o5_getActorWidth();
void o5_getActorX();
void o5_getActorY();
void o5_getAnimCounter();
void o5_getClosestObjActor();
void o5_getDist();
void o5_getInventoryCount();
void o5_getObjectOwner();
void o5_getObjectState();
void o5_getRandomNr();
void o5_getScriptRunning();
void o5_getVerbEntrypoint();
void o5_ifClassOfIs();
void o5_increment();
void o5_isActorInBox();
void o5_isEqual();
void o5_isGreater();
void o5_isGreaterEqual();
void o5_isLess();
void o5_isNotEqual();
void o5_isSoundRunning();
void o5_jumpRelative();
void o5_lessOrEqual();
void o5_lights();
void o5_loadRoom();
void o5_loadRoomWithEgo();
void o5_matrixOps();
void o5_move();
void o5_multiply();
void o5_notEqualZero();
void o5_or();
void o5_overRide();
void o5_panCameraTo();
void o5_pickupObject();
void o5_print();
void o5_printEgo();
void o5_pseudoRoom();
void o5_putActor();
void o5_putActorAtObject();
void o5_putActorInRoom();
void o5_quitPauseRestart();
void o5_resourceRoutines();
void o5_roomOps();
void o5_saveRestoreVerbs();
void o5_setCameraAt();
void o5_setObjectName();
void o5_setOwnerOf();
void o5_setState();
void o5_setVarRange();
void o5_soundKludge();
void o5_startMusic();
void o5_startObject();
void o5_startScript();
void o5_startSound();
void o5_stopMusic();
void o5_stopObjectCode();
void o5_stopObjectScript();
void o5_stopScript();
void o5_stopSound();
void o5_stringOps();
void o5_subtract();
void o5_verbOps();
void o5_wait();
void o5_walkActorTo();
void o5_walkActorToActor();
void o5_walkActorToObject();
void o5_oldRoomEffect();
void o5_pickupObjectOld();
void o6_pushByte();
void o6_pushWord();
void o6_pushByteVar();
void o6_pushWordVar();
void o6_invalid();
void o6_byteArrayRead();
void o6_wordArrayRead();
void o6_byteArrayIndexedRead();
void o6_wordArrayIndexedRead();
void o6_dup();
void o6_zero();
void o6_eq();
void o6_neq();
void o6_gt();
void o6_lt();
void o6_le();
void o6_ge();
void o6_add();
void o6_sub();
void o6_mul();
void o6_div();
void o6_land();
void o6_lor();
void o6_kill();
void o6_writeByteVar();
void o6_writeWordVar();
void o6_byteArrayWrite();
void o6_wordArrayWrite();
void o6_byteArrayIndexedWrite();
void o6_wordArrayIndexedWrite();
void o6_byteVarInc();
void o6_wordVarInc();
void o6_byteArrayInc();
void o6_wordArrayInc();
void o6_byteVarDec();
void o6_wordVarDec();
void o6_byteArrayDec();
void o6_wordArrayDec();
void o6_jumpTrue();
void o6_jumpFalse();
void o6_jump();
void o6_startScriptEx();
void o6_startScript();
void o6_startObject();
void o6_setObjectState();
void o6_setObjectXY();
void o6_stopObjectCode();
void o6_endCutscene();
void o6_cutScene();
void o6_stopMusic();
void o6_freezeUnfreeze();
void o6_cursorCommand();
void o6_breakHere();
void o6_ifClassOfIs();
void o6_setClass();
void o6_getState();
void o6_setState();
void o6_setOwner();
void o6_getOwner();
void o6_startSound();
void o6_stopSound();
void o6_startMusic();
void o6_stopObjectScript();
void o6_panCameraTo();
void o6_actorFollowCamera();
void o6_setCameraAt();
void o6_loadRoom();
void o6_stopScript();
void o6_walkActorToObj();
void o6_walkActorTo();
void o6_putActorInRoom();
void o6_putActorAtObject();
void o6_faceActor();
void o6_animateActor();
void o6_doSentence();
void o6_pickupObject();
void o6_loadRoomWithEgo();
void o6_getRandomNumber();
void o6_getRandomNumberRange();
void o6_getActorMoving();
void o6_getScriptRunning();
void o6_getActorRoom();
void o6_getObjectX();
void o6_getObjectY();
void o6_getObjectOldDir();
void o6_getObjectNewDir();
void o6_getActorWalkBox();
void o6_getActorCostume();
void o6_findInventory();
void o6_getInventoryCount();
void o6_getVerbFromXY();
void o6_beginOverride();
void o6_endOverride();
void o6_setObjectName();
void o6_isSoundRunning();
void o6_setBoxFlags();
void o6_createBoxMatrix();
void o6_resourceRoutines();
void o6_roomOps();
void o6_actorSet();
void o6_verbOps();
void o6_getActorFromXY();
void o6_findObject();
void o6_pseudoRoom();
void o6_getActorElevation();
void o6_getVerbEntrypoint();
void o6_arrayOps();
void o6_saveRestoreVerbs();
void o6_drawBox();
void o6_getActorWidth();
void o6_wait();
void o6_getActorScaleX();
void o6_getActorAnimCounter1();
void o6_soundKludge();
void o6_isAnyOf();
void o6_quitPauseRestart();
void o6_isActorInBox();
void o6_delay();
void o6_delayLonger();
void o6_delayVeryLong();
void o6_stopSentence();
void o6_print_0();
void o6_print_1();
void o6_print_2();
void o6_print_3();
void o6_printActor();
void o6_printEgo();
void o6_talkActor();
void o6_talkEgo();
void o6_dim();
void o6_runVerbCodeQuick();
void o6_runScriptQuick();
void o6_dim2();
void o6_abs();
void o6_distObjectObject();
void o6_distObjectPt();
void o6_distPtPt();
void o6_dummy_stacklist();
void o6_miscOps();
void o6_breakMaybe();
void o6_pickOneOf();
void o6_pickOneOfDefault();
void o6_jumpToScript();
void o6_isRoomScriptRunning();
void o6_kernelFunction();
void o6_getAnimateVariable();
void o6_drawBlastObject();
int popRoomAndObj(int *room);
void soundKludge(int16 *list);
void stopObjectCode();
void stopObjectScript(int script);
void putActor(Actor *a, int x, int y, byte room);
void clearMsgQueue();
void adjustActorPos(Actor *a);
void hideActor(Actor *a);
void showActor(Actor *a);
void showActors();
void turnToDirection(Actor *a, int newdir);
int whereIsObject(int object);
int getObjectOrActorXY(int object);
void addSoundToQueue(int sound);
void addSoundToQueue2(int sound);
bool isScriptInUse(int script);
int getActorXYPos(Actor *a);
void getObjectXYPos(int object);
AdjustBoxResult adjustXYToBeInBox(Actor *a, int x, int y, int pathfrom);
int getWordVararg(int16 *ptr);
int getObjActToObjActDist(int a, int b);
void processSoundQues();
bool inBoxQuickReject(int box, int x, int y, int threshold);
AdjustBoxResult getClosestPtOnBox(int box, int x, int y);
void setCameraAt(int pos_x, int pos_y);
void stopTalk();
void restoreCharsetBg();
void setCameraFollows(Actor *a);
void runHook(int i);
void startScene(int room, Actor *a, int b);
void freezeScripts(int scr);
void unfreezeScripts();
void runAllScripts();
int findObject(int x, int y);
void stopCycle(int i);
void killScriptsAndResources();
void runExitScript();
void runEntryScript();
void increaseResourceCounter();
bool isResourceInUse(int type, int i);
void initRoomSubBlocks();
void loadRoomObjects();
void loadRoomObjectsSmall();
void setPaletteFromRes();
void initCycl(byte *ptr);
void initBGBuffers();
void setDirtyColors(int min, int max);
void setScaleItem(int slot, int a, int b, int c, int d);
void cyclePalette();
void moveMemInPalRes(int start, int end, byte direction);
void redrawBGAreas();
void drawRoomObjects(int arg);
void drawRoomObject(int i, int arg);
void redrawBGStrip(int start, int num);
void drawObject(int obj, int arg);
int hasCharsetMask(int x, int y, int x2, int y2);
void restoreBG(int left, int top, int right, int bottom);
void updateDirtyRect(int virt, int left, int right, int top, int bottom, uint32 dirtybits);
VirtScreen *findVirtScreen(int y);
void unkScreenEffect1();
void unkScreenEffect2();
void unkScreenEffect3();
void unkScreenEffect4();
void unkScreenEffect5(int a);
void unkScreenEffect6();
void unkScreenEffect7(int a);
void playSound(int sound);
void decreaseScriptDelay(int amount);
void processKbd();
void redrawVerbs();
void checkExecVerbs();
void checkAndRunVar33();
void CHARSET_1();
void walkActors();
void moveCamera();
void fixObjectFlags();
void clear_fullRedraw();
void palManipulate();
void screenEffect(int effect);
void clearClickedStatus();
void verbMouseOver(int verb);
int checkMouseOver(int x, int y);
void playActorSounds();
void processDrawQue();
void setActorRedrawFlags();
void resetActorBgs();
void processActors();
void drawVerb(int verb, int mode);
void runInputScript(int a, int cmd, int mode);
void cameraMoved();
void walkActor(Actor *a);
int checkKeyHit();
int getPathToDestBox(byte from, byte to);
int findPathTowards(Actor *a, byte box, byte box2, byte box3);
void drawActorCostume(Actor *a);
void actorAnimate(Actor *a);
int getActorFromPos(int x, int y);
void restoreVerbBG(int verb);
void drawString(int a);
void drawVerbBitmap(int vrb, int x, int y);
void setActorCostume(Actor *a, int c);
void loadPtrToResource(int type, int i, byte *ptr);
void push(int a);
int pop();
void walkActorTo(Actor *a, int x, int y, int direction);
void setCursorImg(uint img, uint room, uint imgindex);
// void setCursorHotspot(int cursor, int x, int y);
void initCharset(int charset);
void addObjectToDrawQue(int object);
int getVerbEntrypoint(int obj, int entry);
int isSoundRunning(int a);
void startWalkActor(Actor *a, int x, int y, int dir);
void setBoxFlags(int box, int val);
void setBoxScale(int box, int b);
void createBoxMatrix();
void addObjectToInventory(uint obj, uint room);
void removeObjectFromRoom(int obj);
void decodeParseString();
void pauseGame(bool user);
void shutDown(int i);
void lock(int type, int i);
void unlock(int type, int i);
void heapClear(int mode);
void unkHeapProc2(int a, int b);
void loadFlObject(uint object, uint room);
void setPalColor(int index, int r, int g, int b);
void darkenPalette(int a, int b, int c, int d, int e);
void unkRoomFunc3(int a, int b, int c, int d, int e);
void unkRoomFunc4(int a, int b, int c, int d, int e);
int getVerbSlot(int id, int mode);
void killVerb(int slot);
byte *getOBCDFromObject(int obj);
byte *getObjOrActorName(int obj);
void clearOwnerOf(int obj);
void runVerbCode(int script, int entry, int a, int b, int16 *vars);
void setVerbObject(uint room, uint object, uint verb);
void unkMessage1();
void unkMessage2();
void actorTalk();
byte *addMessageToStack(byte *msg);
void unkAddMsgToStack2(int var);
void unkAddMsgToStack3(int var);
void unkAddMsgToStack4(int var);
void unkAddMsgToStack5(int var);
byte *getActorName(Actor *a);
uint32 getOBCDOffs(int object);
byte isMaskActiveAt(int l, int t, int r, int b, byte *mem);
int getInventorySlot();
int getKeyInput(int a);
void convertKeysToClicks();
void drawBox(int x, int y, int x2, int y2, int color);
void drawMouse();
void dumpResource(char *tag, int index, byte *ptr);
bool saveState(int slot, bool compat);
bool loadState(int slot, bool compat);
void saveOrLoad(Serializer *s);
void saveLoadResource(Serializer *ser, int type, int index);
bool isResourceLoaded(int type, int index);
Actor *derefActor(int id) { return &actor[id]; }
Actor *derefActorSafe(int id, const char *errmsg);
Actor *getFirstActor() { return actor; }
PathVertex *unkMatrixProc1(PathVertex *vtx, PathNode *node);
PathNode *unkMatrixProc2(PathVertex *vtx, int i);
bool areBoxesNeighbours(int i, int j);
void addToBoxMatrix(byte b);
PathVertex *addPathVertex();
void *addToBoxVertexHeap(int size);
void parseCommandLine(int argc, char **argv);
void showHelpAndExit();
char *getGameName();
bool detectGame();
void setupOpcodes();
void setupOpcodes2();
void endCutscene();
void cutscene(int16 *args);
void setOwnerOf(int obj, int owner);
void panCameraTo(int x, int y);
void actorFollowCamera(int act);
void setCameraAtEx(int at);
void clampCameraPos(Point *pt);
void setCursorHotspot2(int x,int y);
void makeCursorColorTransparent(int a);
void faceActorToObj(int act, int obj);
void animateActor(int act, int anim);
bool isScriptRunning(int script);
bool isRoomScriptRunning(int script);
int getObjX(int obj);
int getObjY(int obj);
int getObjOldDir(int obj);
int getObjNewDir(int obj);
int findInventory(int owner, int index);
int getInventoryCount(int owner);
void beginOverride();
void endOverride();
void setPalette(int pal);
void setPaletteFromPtr(byte *ptr);
byte *findPalInPals(byte *pal, int index);
int getStringLen(byte *ptr);
void readArrayFromIndexFile();
void readMAXS();
void readIndexFile();
void readIndexFileSmall();
int readArray(int array, int index, int base);
void writeArray(int array, int index, int base, int value);
int getStackList(int16 *args, uint maxnum);
void setObjectState(int obj, int state, int x, int y);
void setStringVars(int i);
void decodeParseString2(int a, int b);
void arrayop_1(int a, byte *ptr);
void copyString(byte *dst, byte *src, int len);
int getArrayId();
void nukeArray(int a);
int defineArray(int a, int b, int c, int d);
int getDistanceBetween(bool is_obj_1, int b, int c, bool is_obj_2, int e, int f);
void grabCursor(int x, int y, int w, int h);
void unkMiscOp9();
void startManiac();
void grabCursor(byte *ptr, int width, int height);
byte *getPalettePtr();
void setupSound();
void stopAllSounds();
void stopSound(int sound);
bool isSoundInQueue(int sound);
void clearSoundQue();
void talkSound(uint32 a, uint32 b, int mode);
void processSfxQueues();
void startTalkSound(uint32 a, uint32 b, int mode);
void stopTalkSound();
bool isMouthSyncOff(uint pos);
void startSfxSound(void *file);
void *openSfxFile();
void resourceStats();
bool isCostumeInUse(int i);
void expireResources(uint32 size);
void freeResources();
void destroy();
void useIm01Cursor(byte *im, int w, int h);
void useBompCursor(byte *im, int w, int h);
void decompressBomp(byte *dst, byte *src, int w, int h);
void setupCursor() { _cursorAnimate = 1; }
void decompressDefaultCursor(int index);
void allocateArrays();
void initializeLocals(int slot, int16 *vars);
static void setVirtscreenDirty(VirtScreen *vs, int left, int top, int right, int bottom);
int scummLoop(int delta);
bool getSavegameName(int slot, char *desc);
void makeSavegameName(char *out, int slot, bool compatible);
void exitCutscene();
void nukeFlObjects(int min, int max);
void swapPalColors(int a, int b);
void enqueueObject(int a, int b, int c, int d, int e, int f, int g, int h, int mode);
void clearEnqueue() { _enqueuePos = 0; }
void drawEnqueuedObjects();
void drawEnqueuedObject(EnqueuedObject *eo);
void removeEnqueuedObjects();
void removeEnqueuedObject(EnqueuedObject *eo);
void pauseSounds(bool pause);
MixerChannel *allocateMixer();
bool isSfxFinished();
void playSfxSound(void *sound, uint32 size, uint rate);
void stopSfxSound();
void mixWaves(int16 *sounds, int len);
struct FindObjectInRoom {
CodeHeader *cdhd;
byte *obcd;
ImageHeader *imhd;
byte *obim;
byte *roomptr;
};
enum FindObjectWhat {
foCodeHeader = 1,
foImageHeader = 2,
foCheckAlreadyLoaded = 4,
};
void findObjectInRoom(FindObjectInRoom *fo, byte findWhat, uint object, uint room);
void setupRoomObject(ObjectData *od, byte *room);
int findFlObjectSlot();
void runTalkScript(int frame);
int remapPaletteColor(int r, int g, int b, uint threshold);
void remapActor(Actor *a, int b, int c, int d, int e);
byte *findResourceData(uint32 tag, byte *ptr);
int getResourceDataSize(byte *ptr);
void akos_decodeData(Actor *a, int frame, uint usemask);
int akos_frameToAnim(Actor *a, int frame);
bool akos_hasManyDirections(Actor *a);
void stopActorMoving(Actor *a);
int newDirToOldDir(int dir);
int oldDirToNewDir(int dir);
void startWalkAnim(Actor *a, int cmd, int angle);
void setActorBox(Actor *a, int box);
int getAngleFromPos(int x, int y);
int updateActorDirection(Actor *a);
bool akos_drawCostume(AkosRenderer *ar);
void akos_setPalette(AkosRenderer *ar, byte *palette);
void akos_setCostume(AkosRenderer *ar, int costume);
void akos_setFacing(AkosRenderer *ar, Actor *a);
bool akos_drawCostumeChannel(AkosRenderer *ar, int chan);
void akos_codec1(AkosRenderer *ar);
void akos_codec5(AkosRenderer *ar);
void akos_codec16(AkosRenderer *ar);
void akos_codec1_ignorePakCols(AkosRenderer *ar, int num);
void akos_c1_spec2(AkosRenderer *ar);
void akos_c1_spec3(AkosRenderer *ar);
void akos_c1_0_decode(AkosRenderer *ar);
void akos_c1_12_decode(AkosRenderer *ar);
void akos_c1_12y_decode(AkosRenderer *ar);
void akos_c1_3_decode(AkosRenderer *ar);
void akos_c1_4_decode(AkosRenderer *ar);
void akos_c1_4y_decode(AkosRenderer *ar);
void akos_c1_56_decode(AkosRenderer *ar);
void akos_c1_56y_decode(AkosRenderer *ar);
void akos_c1_7_decode(AkosRenderer *ar);
bool akos_increaseAnims(byte *akos, Actor *a);
bool akos_increaseAnim(Actor *a, int i, byte *aksq, uint16 *akfo, int numakfo);
int getAnimVar(Actor *a, byte var);
void setAnimVar(Actor *a, byte var, int value);
void akos_queCommand(byte cmd, Actor *a, int param_1, int param_2);
bool akos_compare(int a, int b, byte cmd);
static int normalizeAngle(int angle);
static int fromSimpleDir(int dirtype, int dir);
static int toSimpleDir(int dirtype, int dir);
static int numSimpleDirDirections(int dirType);
void doSentence(int c, int b, int a);
int cost_frameToAnim(Actor *a, int frame);
void setupShadowPalette(int slot,int rfact,int gfact,int bfact,int from,int to);
void drawBomp(BompDrawData *bd);
void loadCostume(LoadedCostume *lc, int costume);
void cost_setPalette(CostumeRenderer *cr, byte *palette);
void cost_setFacing(CostumeRenderer *cr, Actor *a);
void cost_setCostume(CostumeRenderer *cr, int costume);
byte cost_increaseAnims(LoadedCostume *lc, Actor *a);
byte cost_increaseAnim(LoadedCostume *lc, Actor *a, int slot);
void cost_decodeData(Actor *a, int frame, uint usemask);
void redrawLines(int from, int to);
void setupScummVarsOld();
void setupScummVarsNew();
byte VAR_EGO;
byte VAR_CAMERA_POS_X;
byte VAR_HAVE_MSG;
byte VAR_ROOM;
byte VAR_OVERRIDE;
byte VAR_MACHINE_SPEED;
byte VAR_ME;
byte VAR_NUM_ACTOR;
byte VAR_CURRENT_LIGHTS;
byte VAR_CURRENTDRIVE;
byte VAR_TMR_1;
byte VAR_TMR_2;
byte VAR_TMR_3;
byte VAR_MUSIC_FLAG;
byte VAR_ACTOR_RANGE_MIN;
byte VAR_ACTOR_RANGE_MAX;
byte VAR_CAMERA_MIN_X;
byte VAR_CAMERA_MAX_X;
byte VAR_TIMER_NEXT;
byte VAR_VIRT_MOUSE_X;
byte VAR_VIRT_MOUSE_Y;
byte VAR_ROOM_RESOURCE;
byte VAR_LAST_SOUND;
byte VAR_CUTSCENEEXIT_KEY;
byte VAR_TALK_ACTOR;
byte VAR_CAMERA_FAST_X;
byte VAR_SCROLL_SCRIPT;
byte VAR_ENTRY_SCRIPT;
byte VAR_ENTRY_SCRIPT2;
byte VAR_EXIT_SCRIPT;
byte VAR_EXIT_SCRIPT2;
byte VAR_VERB_SCRIPT;
byte VAR_SENTENCE_SCRIPT;
byte VAR_HOOK_SCRIPT;
byte VAR_CUTSCENE_START_SCRIPT;
byte VAR_CUTSCENE_END_SCRIPT;
byte VAR_CHARINC;
byte VAR_WALKTO_OBJ;
byte VAR_DEBUGMODE;
byte VAR_HEAPSPACE;
byte VAR_RESTART_KEY;
byte VAR_PAUSE_KEY;
byte VAR_MOUSE_X;
byte VAR_MOUSE_Y;
byte VAR_TIMER;
byte VAR_TMR_4;
byte VAR_SOUNDCARD;
byte VAR_VIDEOMODE;
byte VAR_SAVELOADDIALOG_KEY;
byte VAR_FIXEDDISK;
byte VAR_CURSORSTATE;
byte VAR_USERPUT;
byte VAR_SOUNDRESULT;
byte VAR_TALKSTOP_KEY;
byte VAR_59;
byte VAR_SOUNDPARAM;
byte VAR_SOUNDPARAM2;
byte VAR_SOUNDPARAM3;
byte VAR_MOUSEPRESENT;
byte VAR_PERFORMANCE_1;
byte VAR_PERFORMANCE_2;
byte VAR_ROOM_FLAG;
byte VAR_GAME_LOADED;
byte VAR_NEW_ROOM;
byte VAR_VERSION;
byte VAR_V5_DRAWFLAGS;
byte VAR_MI1_TIMER;
byte VAR_V5_OBJECT_LO;
byte VAR_V5_OBJECT_HI;
byte VAR_V5_TALK_STRING_Y;
byte VAR_V5_CHARFLAG;
byte VAR_V6_SCREEN_WIDTH;
byte VAR_V6_SCREEN_HEIGHT;
byte VAR_V6_EMSSPACE;
byte VAR_V6_RANDOM_NR;
byte VAR_STRING2DRAW;
byte VAR_CAMERA_POS_Y;
byte VAR_CAMERA_MIN_Y;
byte VAR_CAMERA_MAX_Y;
byte VAR_CAMERA_THRESHOLD_X;
byte VAR_CAMERA_THRESHOLD_Y;
byte VAR_CAMERA_SPEED_X;
byte VAR_CAMERA_SPEED_Y;
byte VAR_CAMERA_ACCEL_X;
byte VAR_CAMERA_ACCEL_Y;
byte VAR_LEFTBTN_DOWN;
byte VAR_RIGHTBTN_DOWN;
byte VAR_LEFTBTN_HOLD;
byte VAR_RIGHTBTN_HOLD;
byte VAR_UNK_SCRIPT;
byte VAR_UNK_SCRIPT_2;
byte VAR_DEFAULT_TALK_DELAY;
byte VAR_CHARSET_MASK;
byte _videoPath[50];
};
enum AkosOpcodes{
AKC_Return = 0xC001,
AKC_SetVar = 0xC010,
AKC_CmdQue3 = 0xC015,
AKC_ComplexChan = 0xC020,
AKC_Jump = 0xC030,
AKC_JumpIfSet = 0xC031,
AKC_AddVar = 0xC040,
AKC_Ignore = 0xC050,
AKC_IncVar = 0xC060,
AKC_CmdQue3Quick = 0xC061,
AKC_SkipStart = 0xC070,
AKC_SkipE = 0xC070,
AKC_SkipNE = 0xC071,
AKC_SkipL = 0xC072,
AKC_SkipLE = 0xC073,
AKC_SkipG = 0xC074,
AKC_SkipGE = 0xC075,
AKC_StartAnim = 0xC080,
AKC_StartVarAnim = 0xC081,
AKC_Random = 0xC082,
AKC_SetActorClip = 0xC083,
AKC_StartAnimInActor = 0xC084,
AKC_SetVarInActor = 0xC085,
AKC_HideActor = 0xC086,
AKC_SetDrawOffs = 0xC087,
AKC_JumpTable = 0xC088,
AKC_SoundStuff = 0xC089,
AKC_Flip = 0xC08A,
AKC_Cmd3 = 0xC08B,
AKC_Ignore3 = 0xC08C,
AKC_Ignore2 = 0xC08D,
AKC_JumpStart = 0xC090,
AKC_JumpE = 0xC090,
AKC_JumpNE = 0xC091,
AKC_JumpL = 0xC092,
AKC_JumpLE = 0xC093,
AKC_JumpG = 0xC094,
AKC_JumpGE = 0xC095,
AKC_ClearFlag = 0xC09F,
};
struct ScummDebugger {
Scumm *_s;
byte _command;
char *_parameters;
bool _welcome;
int _go_amount;
char _cmd_buffer[256];
void on_frame();
bool do_command();
void enter();
int get_command();
void attach(Scumm *s);
void detach();
void printActors(int act);
void printScripts();
};
struct SaveLoadEntry {
uint16 offs;
uint8 type;
uint8 size;
};
typedef int SerializerSaveReference(void *me, byte type, void *ref);
typedef void *SerializerLoadReference(void *me, byte type, int ref);
struct SerializerStream {
#ifdef NONSTANDARD_SAVE
void *context;
bool fopen(const char *filename, const char *mode);
void fclose();
int fread(void *buf, int size, int cnt);
int fwrite(void *buf, int size, int cnt);
#else
FILE *out;
FILE *fopen(const char *filename, const char *mode) {
return out = ::fopen(filename, mode);
}
void fclose() {
::fclose(out);
}
int fread(void *buf, int size, int cnt) {
return ::fread(buf, size, cnt, out);
}
int fwrite(void *buf, int size, int cnt) {
return ::fwrite(buf, size, cnt, out);
}
#endif
};
struct Serializer {
SerializerStream _saveLoadStream;
union {
SerializerSaveReference *_save_ref;
SerializerLoadReference *_load_ref;
void *_saveload_ref;
};
void *_ref_me;
bool _saveOrLoad;
void saveLoadBytes(void *b, int len);
void saveLoadArrayOf(void *b, int len, int datasize, byte filetype);
void saveLoadEntries(void *d, const SaveLoadEntry *sle);
void saveLoadArrayOf(void *b, int num, int datasize, const SaveLoadEntry *sle);
void saveUint32(uint32 d);
void saveWord(uint16 d);
void saveByte(byte b);
byte loadByte();
uint16 loadWord();
uint32 loadUint32();
bool isSaving() { return _saveOrLoad; }
};
extern const uint32 IMxx_tags[];
extern const byte default_scale_table[768];
void outputdisplay2(Scumm *s, int disp);
extern const byte revBitMask[8];
void blitToScreen(Scumm *s, byte *src, int x, int y, int w, int h);
#if defined(__GNUC__)
void CDECL error(const char *s, ...) NORETURN;
#else
void CDECL NORETURN error(const char *s, ...);
#endif
void CDECL warning(const char *s, ...);
void CDECL debug(int level, const char *s, ...);
void checkHeap();
void initGraphics(Scumm *s, bool fullScreen, unsigned int scaleFactor = 2);
void updateScreen(Scumm *s);
void drawMouse(Scumm *s, int x, int y, int color, byte *mask, bool visible);
void drawMouse(Scumm *s, int x, int y, int w, int h, byte *buf, bool visible);
void blit(byte *dst, byte *src, int w, int h);
byte *findResource(uint32 tag, byte *searchin, int index);
byte *findResourceSmall(uint32 tag, byte *searchin, int index);
byte *findResource(uint32 tag, byte *searchin);
byte *findResourceSmall(uint32 tag, byte *searchin);
void playSfxSound(void *sound, uint32 size, uint rate);
bool isSfxFinished();
void waitForTimer(Scumm *s, int msec_delay);
void setShakePos(Scumm *s, int shake_pos);
uint16 newTag2Old(uint32 oldTag);
void cd_playtrack(int track, int offset, int delay);
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