diff options
Diffstat (limited to 'scumm.h')
| -rw-r--r-- | scumm.h | 370 |
1 files changed, 177 insertions, 193 deletions
@@ -17,6 +17,9 @@ * * Change Log: * $Log$ + * Revision 1.14 2001/10/26 17:34:50 strigeus + * bug fixes, code cleanup + * * Revision 1.13 2001/10/24 20:12:52 strigeus * fixed some bugs related to string handling * @@ -73,6 +76,8 @@ struct Actor; typedef void (Scumm::*OpcodeProc)(); +#define NUM_SCRIPT_SLOT 25 + #pragma START_PACK_STRUCTS struct Point { @@ -109,6 +114,7 @@ struct VerbSlot { }; struct VirtScreen { + int number; uint16 unk1; uint16 topline; uint16 width,height; @@ -258,80 +264,78 @@ enum { }; enum ScummVars { - VAR_UNK_ACTOR = 1, - VAR_WALKTO_OBJ = 38, + VAR_EGO = 1, + VAR_CAMERA_CUR_POS = 2, + VAR_HAVE_MSG = 3, + VAR_ROOM = 4, VAR_OVERRIDE = 5, VAR_NUM_ACTOR = 8, - VAR_OBJECT_LO = 15, - VAR_OBJECT_HI = 16, VAR_CURRENTDRIVE = 10, - VAR_TALK_ACTOR = 25, - VAR_DEBUGMODE = 39, - VAR_VERSION = 75, - VAR_FIXEDDISK = 51, - VAR_CURSORSTATE = 52, - VAR_USERPUT = 53, - VAR_SOUNDCARD = 48, - VAR_VIDEOMODE = 49, - VAR_HEAPSPACE = 40, - VAR_MOUSEPRESENT = 67, - VAR_SOUNDPARAM = 64, - VAR_SOUNDPARAM2 = 65, - VAR_SOUNDPARAM3 = 66, - VAR_GAME_LOADED = 71, + VAR_TMR_1 = 11, + VAR_TMR_2 = 12, + VAR_TMR_3 = 13, + VAR_CAMERA_MIN = 17, + VAR_CAMERA_MAX = 18, + VAR_TIMER_NEXT = 19, VAR_VIRT_MOUSE_X = 20, VAR_VIRT_MOUSE_Y = 21, - VAR_PERFORMANCE_1 = 68, - VAR_PERFORMANCE_2 = 69, - VAR_ROOM_FLAG = 70, - VAR_HAVE_MSG = 3, + VAR_ROOM_RESOURCE = 22, + VAR_LAST_SOUND = 23, + VAR_CUTSCENEEXIT_KEY = 24, + VAR_TALK_ACTOR = 25, + VAR_CAMERA_FAST = 26, + VAR_SCROLL_SCRIPT = 27, VAR_ENTRY_SCRIPT = 28, VAR_ENTRY_SCRIPT2 = 29, VAR_EXIT_SCRIPT = 30, VAR_EXIT_SCRIPT2 = 31, VAR_VERB_SCRIPT = 32, VAR_SENTENCE_SCRIPT = 33, - VAR_LAST_SOUND = 23, VAR_HOOK_SCRIPT = 34, VAR_CUTSCENE_START_SCRIPT = 35, VAR_CUTSCENE_END_SCRIPT = 36, - VAR_SCROLL_SCRIPT = 27, - VAR_CAMERA_MIN = 17, - VAR_CAMERA_MAX = 18, - VAR_CAMERA_FAST = 26, - VAR_CAMERA_CUR_POS = 2, - VAR_NEW_ROOM = 72, - VAR_ROOM = 4, - VAR_ROOM_RESOURCE = 22, - + VAR_CHARINC = 37, + VAR_WALKTO_OBJ = 38, + VAR_DEBUGMODE = 39, + VAR_HEAPSPACE = 40, + VAR_RESTART_KEY = 42, + VAR_PAUSE_KEY = 43, VAR_MOUSE_X = 44, VAR_MOUSE_Y = 45, - VAR_TIMER = 46, - VAR_TIMER_NEXT = 19, - - VAR_TMR_1 = 11, - VAR_TMR_2 = 12, - VAR_TMR_3 = 13, VAR_TMR_4 = 47, - - VAR_DRAWFLAGS = 9, - + VAR_SOUNDCARD = 48, + VAR_VIDEOMODE = 49, + VAR_SAVELOADDIALOG_KEY = 50, + VAR_FIXEDDISK = 51, + VAR_CURSORSTATE = 52, + VAR_USERPUT = 53, VAR_SOUNDRESULT = 56, - - VAR_PLAYBACKTIMER = 19, - - VAR_TALK_STRING_Y = 54, - VAR_CHARFLAG = 60, - VAR_CHARINC = 37, - - VAR_RESTART_KEY = 42, - VAR_PAUSE_KEY = 43, - VAR_CUTSCENEEXIT_KEY = 24, VAR_TALKSTOP_KEY = 57, - VAR_SAVELOADDIALOG_KEY = 50, + VAR_59 = 59, + + VAR_SOUNDPARAM = 64, + VAR_SOUNDPARAM2 = 65, + VAR_SOUNDPARAM3 = 66, + VAR_MOUSEPRESENT = 67, + VAR_PERFORMANCE_1 = 68, + VAR_PERFORMANCE_2 = 69, + VAR_ROOM_FLAG = 70, + VAR_GAME_LOADED = 71, + VAR_NEW_ROOM = 72, + VAR_VERSION = 75, + + VAR_V5_DRAWFLAGS = 9, + VAR_V5_OBJECT_LO = 15, + VAR_V5_OBJECT_HI = 16, + VAR_V5_TALK_STRING_Y = 54, + VAR_V5_CHARFLAG = 60, + VAR_V6_SCREEN_WIDTH = 41, + VAR_V6_SCREEN_HEIGHT = 54, + VAR_V6_EMSSPACE = 76, VAR_V6_RANDOM_NR = 118, + }; #define _maxRooms res.num[1] @@ -366,6 +370,7 @@ struct CharsetRenderer { int _right; byte _color; bool _hasMask; + bool _blitAlso; int _strLeft, _strRight, _strTop, _strBottom; // int _mask_bottom, _mask_right, _mask_top, _mask_left; @@ -386,8 +391,9 @@ struct CharsetRenderer { byte _ignoreCharsetMask; - byte *_bg_ptr, *_where_to_draw_ptr; + byte *_backbuff_ptr, *_bgbak_ptr; byte *_mask_ptr; + byte *_bg_ptr2; byte _colorMap[16]; byte _buffer[256]; @@ -405,7 +411,7 @@ struct CostumeRenderer { byte *_dataptr; byte *_frameptr; byte *_srcptr; - byte *_where_to_draw_ptr, *_bg_ptr, *_mask_ptr, *_mask_ptr_dest; + byte *_bgbak_ptr, *_backbuff_ptr, *_mask_ptr, *_mask_ptr_dest; int _actorX, _actorY; byte _zbuf; uint _scaleX, _scaleY; @@ -519,6 +525,82 @@ struct StringTab { int16 mask_top, mask_bottom, mask_right, mask_left; }; +struct ColorCycle { + uint16 delay; + uint16 counter; + uint16 flags; + byte start; + byte end; +}; + +struct Gdi { + Scumm *_vm; + + byte *_readPtr; + uint _readOffs; + + int8 _unk4; + + int _numZBuffer; + int _imgBufOffs[4]; + byte _disable_zbuffer; + + byte dseg_4E3B; + byte _numLinesToProcess; + byte _tempNumLines; + byte _currentX; + byte _hotspot_x; + byte _hotspot_y; + int16 _drawMouseX; + int16 _drawMouseY; + 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; + + byte _mouseMask[0x200]; + + void unkDecode1(); + void unkDecode2(); + void unkDecode3(); + void unkDecode4(); + void unkDecode5(); + void unkDecode6(); + void unkDecode7(); + + void decompressBitmap(); + + void drawBitmap(byte *ptr, VirtScreen *vs, int x, int y, int h, int stripnr, int numstrip, bool 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 GameId { GID_TENTACLE = 1, GID_MONKEY2 = 2, @@ -545,8 +627,10 @@ struct Scumm { void *_fileHandle; char *_exe_name; - int _saveLoadSlot; - + byte _saveLoadFlag; + byte _saveLoadSlot; + bool _saveLoadCompatible; + bool _dynamicRoomOffsets; byte _resFilePathId; @@ -571,6 +655,8 @@ struct Scumm { int _curPalIndex; + VirtScreen *_curVirtScreen; + int _numVariables; int _numBitVariables; int _numLocalObjects; @@ -584,47 +670,39 @@ struct Scumm { int _numSounds; int _numCharsets; int _numCostumes; + + byte *_msgPtrToAdd; uint8 *_roomFileIndexes; byte *_objectFlagTable; uint32 *_classData; byte _numGlobalScripts; - - uint16 _numZBuffer; - + byte *_scriptPointer, *_scriptOrgPointer; + byte *_scriptPointerStart; + byte _opcode; + uint32 _randSeed1; uint32 _randSeed2; uint16 _screenB, _screenH; - uint16 dseg_3A76; uint16 _defaultTalkDelay; - uint16 _lightsValueA,_lightsValueB; byte _haveMsg; byte _newEffect; uint16 _fullRedraw; - uint16 dseg_3DB6; - uint16 dseg_2456; /* lastDrawnRoom */ - uint16 dseg_4E8A; uint16 _soundParam,_soundParam2,_soundParam3; - uint16 dseg_4F8C; byte _switchRoomEffect2, _switchRoomEffect; - uint16 dseg_4AC2; - bool doEffect; - - uint16 _drawBmpX; - uint16 dseg_719E; - uint16 _drawBmpY; - uint16 dseg_4174; - byte dseg_4E3C; - uint16 _lastXstart; - uint16 dseg_4EA0; - + bool _egoPositioned; + bool _doEffect; + bool _screenEffectFlag; bool _keepText; + byte _bkColor; + uint16 _lastXstart; + int16 _talkDelay; int16 _shakeMode; @@ -639,7 +717,6 @@ struct Scumm { byte *_messagePtr; byte _numNestedScripts; - byte _unkTabIndex; byte _currentScript; byte _currentRoom; @@ -656,7 +733,7 @@ struct Scumm { uint16 _completeScreenRedraw; - byte _saveLoadFlag; + int8 _userPut; int8 _cursorState; @@ -666,7 +743,6 @@ struct Scumm { int _numInMsgStack; -// VerbSlot verbs[102]; VirtScreen virtscr[4]; uint32 _ENCD_offs, _EXCD_offs; @@ -703,56 +779,15 @@ struct Scumm { int16 cutSceneData[5]; int16 cutSceneScriptIndex; byte cutSceneStackPointer; - ScriptSlot slot[20]; + ScriptSlot slot[NUM_SCRIPT_SLOT]; NestedScript nest[15]; - int16 localvar[20*17]; + int16 localvar[NUM_SCRIPT_SLOT*17]; } vm; struct { int16 x,y; } mouse; - struct { - byte *readPtr; - uint16 readOffs; - uint16 drawY; - uint16 drawHeight; - uint16 drawWidth; - uint16 draw8xPos; - int16 virtScreen; - uint16 drawBottom; - uint16 drawTop; - - int8 unk4; - - byte numLinesToProcess; - byte tempNumLines; - byte currentX; - byte hotspot_x; - byte hotspot_y; - int16 drawMouseX; - int16 drawMouseY; - byte currentCursor; - byte mouseColors[4]; - byte mouseColor; - byte mouseClipMask1, mouseClipMask2, mouseClipMask3; - byte mouseColorIndex; - byte mouseMask[0x200]; - byte *mouseMaskPtr; - byte *smap_ptr; - byte *bg_ptr; - byte *where_to_draw_ptr; - byte *mask_ptr; - byte *mask_ptr_dest; - byte *z_plane_ptr; - - byte decomp_shr, decomp_mask; - byte transparency; - uint16 vertStripNextInc; - byte *backupIsWhere; -// byte mouseBackup[16*24]; - } gdi; - Actor actor[13]; uint16 actorDrawBits[200]; @@ -788,10 +823,6 @@ struct Scumm { uint32 _whereInResToRead; - byte *_scriptPointer, *_scriptOrgPointer; - byte *_scriptPointerStart; - byte _opcode; - int _xPos, _yPos; byte _dir; @@ -799,41 +830,13 @@ struct Scumm { int _resultVarNumber; - uint16 _imgBufOffs[4]; - byte _sentenceIndex; SentenceTab sentence[6]; - -#if 0 - byte _sentenceTab[6]; - byte _sentenceTab2[6]; - uint16 _sentenceTab3[6]; - uint16 _sentenceTab4[6]; - byte _sentenceTab5[6]; -#endif - StringTab string[6]; -#if 0 -// int _stringXPos[4], _stringYPos[4]; - uint16 _stringOverhead[6]; - uint16 _stringCenter[6]; - uint16 _stringRight[6]; - uint16 _stringColor[6]; - - int16 _stringXpos[6]; - int16 _stringYpos[6]; - uint16 _stringCharset[6]; - - int16 _stringXpos2[6]; - int16 _stringYpos2[6]; -#endif - CostumeRenderer cost; -// ObjectData objs[184]; - int16 _soundQuePos; int16 _soundQue[0x100]; @@ -851,22 +854,11 @@ struct Scumm { int _palDirtyMin, _palDirtyMax; - byte _saveLoadData; - - uint16 _colorCycleDelays[17]; - uint16 _colorCycleCounter[17]; - uint16 _colorCycleFlags[17]; - byte _colorCycleStart[17]; - byte _colorCycleEnd[17]; - - byte dseg_4E3B; - - uint32 _findResSize, _findResHeaderSize; - byte *_findResPos; - uint32 _findResSize2, _findResHeaderSize2; - byte *_findResPos2; + ColorCycle _colorCycle[16]; + Gdi gdi; + bool _BgNeedsRedraw; int16 _localParamList[16]; @@ -886,8 +878,6 @@ struct Scumm { int _boxPathVertexHeapIndex; int _boxMatrixItem; - byte *_msgPtrToAdd; - OpcodeProc getOpcode(int i) { return _opcodes[i]; } void openRoom(int room); @@ -958,8 +948,8 @@ struct Scumm { void updateDirtyScreen(int slot); void unkVirtScreen4(int a); + - void drawStripToScreen(); void restoreMouse(); void initActor(Actor *a, int mode); bool checkFixedDisk(); @@ -1327,8 +1317,10 @@ struct Scumm { void initBGBuffers(); void setDirtyColors(int min, int max); +#if 0 byte *findResource(uint32 tag, byte *searchin); byte *findResource2(uint32 tag, byte *searchin); +#endif void setScaleItem(int slot, int a, int b, int c, int d); @@ -1341,26 +1333,13 @@ struct Scumm { void redrawBGStrip(int start, int num); void drawObject(int obj, int arg); - void drawBmp(byte *ptr, int a, int b, int c, const char *str, int objnr); - void decompressBitmap(); +// void drawBmp(byte *ptr, int a, int b, int c, const char *str, int objnr); + int hasCharsetMask(int x, int y, int x2, int y2); - void draw8ColWithMasking(); - void clear8ColWithMasking(); - void clear8Col(); - void decompressMaskImgOr(); - void decompressMaskImg(); - - void GDI_UnkDecode1(); - void GDI_UnkDecode2(); - void GDI_UnkDecode3(); - void GDI_UnkDecode4(); - void GDI_UnkDecode5(); - void GDI_UnkDecode6(); - void GDI_UnkDecode7(); void restoreBG(int left, int top, int right, int bottom); void updateDirtyRect(int virt, int left, int right, int top, int bottom, uint16 dirtybits); - int findVirtScreen(int y); + VirtScreen *findVirtScreen(int y); void unkScreenEffect1(); void unkScreenEffect2(); @@ -1375,7 +1354,7 @@ struct Scumm { void decreaseScriptDelay(int amount); void processKbd(); - void clearUpperMask(); + void redrawVerbs(); void checkExecVerbs(); void checkAndRunVar33(); @@ -1447,7 +1426,7 @@ struct Scumm { void unkHeapProc2(int a, int b); void unkResProc(int a, int b); void setPalColor(int index, int r, int g, int b); - void unkRoomFunc2(int a, int b, int c, int d, int e); + 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); @@ -1484,9 +1463,6 @@ struct Scumm { void drawMouse(); - void GDI_drawMouse(); - void GDI_removeMouse(); - void dumpResource(char *tag, int index, byte *ptr); FILE *_saveLoadStream; @@ -1509,7 +1485,6 @@ struct Scumm { uint16 loadWord(); uint32 loadUint32(); - Actor *derefActor(int id) { return &actor[id]; } Actor *derefActorSafe(int id, const char *errmsg); Actor *getFirstActor() { return actor; } @@ -1588,6 +1563,10 @@ struct Scumm { void startManiac(); void readIndexFileV5(int i); + + void grabCursor(byte *ptr, int width, int height); + + byte *getPalettePtr(); }; struct ScummDebugger { @@ -1607,6 +1586,9 @@ struct ScummDebugger { int get_command(); void attach(Scumm *s); void detach(); + + void printActors(int act); + void printScripts(); }; @@ -1624,3 +1606,5 @@ void initGraphics(Scumm *s); void updateScreen(Scumm *s); void drawMouse(Scumm *s, int x, int y, int color, byte *mask, bool visible); +void blit(byte *dst, byte *src, int w, int h); +byte *findResource(uint32 id, byte *searchin, int index);
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