/* ScummVM - Scumm Interpreter * Copyright (C) 2001 Ludvig Strigeus * Copyright (C) 2001-2004 The ScummVM project * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * * $Header$ * */ #include "stdafx.h" #include "common/config-manager.h" #include "scumm/actor.h" #include "scumm/charset.h" #include "scumm/intern.h" #include "scumm/object.h" #include "scumm/resource.h" #include "scumm/resource_v7he.h" #include "scumm/scumm.h" #include "scumm/sound.h" #include "scumm/verbs.h" #include "scumm/smush/smush_player.h" #include "sound/mididrv.h" #include "sound/mixer.h" namespace Scumm { #define OPCODE(x) { &ScummEngine_v72he::x, #x } void ScummEngine_v72he::setupOpcodes() { static const OpcodeEntryV72he opcodes[256] = { /* 00 */ OPCODE(o6_pushByte), OPCODE(o6_pushWord), OPCODE(o72_pushDWord), OPCODE(o6_pushWordVar), /* 04 */ OPCODE(o72_addMessageToStack), OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o72_wordArrayRead), /* 08 */ OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o72_wordArrayIndexedRead), /* 0C */ OPCODE(o6_dup), OPCODE(o6_not), OPCODE(o6_eq), OPCODE(o6_neq), /* 10 */ OPCODE(o6_gt), OPCODE(o6_lt), OPCODE(o6_le), OPCODE(o6_ge), /* 14 */ OPCODE(o6_add), OPCODE(o6_sub), OPCODE(o6_mul), OPCODE(o6_div), /* 18 */ OPCODE(o6_land), OPCODE(o6_lor), OPCODE(o6_pop), OPCODE(o72_compareStackList), /* 1C */ OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), /* 20 */ OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), /* 24 */ OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), /* 28 */ OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), /* 2C */ OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), /* 30 */ OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), /* 34 */ OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), /* 38 */ OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), /* 3C */ OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), /* 40 */ OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_writeWordVar), /* 44 */ OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o72_wordArrayWrite), /* 48 */ OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o72_wordArrayIndexedWrite), /* 4C */ OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_wordVarInc), /* 50 */ OPCODE(o72_unknown50), OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o72_wordArrayInc), /* 54 */ OPCODE(o72_objectX), OPCODE(o72_objectY), OPCODE(o6_invalid), OPCODE(o6_wordVarDec), /* 58 */ OPCODE(o72_getTimer), OPCODE(o72_setTimer), OPCODE(o6_invalid), OPCODE(o72_wordArrayDec), /* 5C */ OPCODE(o6_if), OPCODE(o6_ifNot), OPCODE(o72_startScript), OPCODE(o6_startScriptQuick), /* 60 */ OPCODE(o72_startObject), OPCODE(o72_drawObject), OPCODE(o72_unknown62), OPCODE(o72_getArrayDimSize), /* 64 */ OPCODE(o6_invalid), OPCODE(o6_stopObjectCode), OPCODE(o6_stopObjectCode), OPCODE(o6_endCutscene), /* 68 */ OPCODE(o6_cutscene), OPCODE(o6_stopMusic), OPCODE(o6_freezeUnfreeze), OPCODE(o7_cursorCommand), /* 6C */ OPCODE(o6_breakHere), OPCODE(o6_ifClassOfIs), OPCODE(o6_setClass), OPCODE(o6_getState), /* 70 */ OPCODE(o6_setState), OPCODE(o6_setOwner), OPCODE(o6_getOwner), OPCODE(o6_jump), /* 74 */ OPCODE(o7_startSound), OPCODE(o6_stopSound), OPCODE(o6_startMusic), OPCODE(o6_stopObjectScript), /* 78 */ OPCODE(o6_panCameraTo), OPCODE(o6_actorFollowCamera), OPCODE(o6_setCameraAt), OPCODE(o6_loadRoom), /* 7C */ OPCODE(o6_stopScript), OPCODE(o6_walkActorToObj), OPCODE(o6_walkActorTo), OPCODE(o6_putActorAtXY), /* 80 */ OPCODE(o6_putActorAtObject), OPCODE(o6_faceActor), OPCODE(o6_animateActor), OPCODE(o6_doSentence), /* 84 */ OPCODE(o7_pickupObject), OPCODE(o6_loadRoomWithEgo), OPCODE(o6_invalid), OPCODE(o6_getRandomNumber), /* 88 */ OPCODE(o6_getRandomNumberRange), OPCODE(o6_invalid), OPCODE(o6_getActorMoving), OPCODE(o6_isScriptRunning), /* 8C */ OPCODE(o7_getActorRoom), OPCODE(o6_getObjectX), OPCODE(o6_getObjectY), OPCODE(o6_getObjectOldDir), /* 90 */ OPCODE(o6_getActorWalkBox), OPCODE(o6_getActorCostume), OPCODE(o6_findInventory), OPCODE(o6_getInventoryCount), /* 94 */ OPCODE(o6_getVerbFromXY), OPCODE(o6_beginOverride), OPCODE(o6_endOverride), OPCODE(o6_setObjectName), /* 98 */ OPCODE(o6_isSoundRunning), OPCODE(o6_setBoxFlags), OPCODE(o6_invalid), OPCODE(o7_resourceRoutines), /* 9C */ OPCODE(o6_roomOps), OPCODE(o6_actorOps), OPCODE(o6_verbOps), OPCODE(o6_getActorFromXY), /* A0 */ OPCODE(o6_findObject), OPCODE(o6_pseudoRoom), OPCODE(o6_getActorElevation), OPCODE(o6_getVerbEntrypoint), /* A4 */ OPCODE(o72_arrayOps), OPCODE(o6_saveRestoreVerbs), OPCODE(o6_drawBox), OPCODE(o6_pop), /* A8 */ OPCODE(o6_getActorWidth), OPCODE(o6_wait), OPCODE(o6_getActorScaleX), OPCODE(o6_getActorAnimCounter1), /* AC */ OPCODE(o6_invalid), OPCODE(o6_isAnyOf), OPCODE(o7_quitPauseRestart), OPCODE(o6_isActorInBox), /* B0 */ OPCODE(o6_delay), OPCODE(o6_delaySeconds), OPCODE(o6_delayMinutes), OPCODE(o6_stopSentence), /* B4 */ OPCODE(o6_printLine), OPCODE(o6_printCursor), OPCODE(o6_printDebug), OPCODE(o6_printSystem), /* B8 */ OPCODE(o6_printActor), OPCODE(o6_printEgo), OPCODE(o6_talkActor), OPCODE(o6_talkEgo), /* BC */ OPCODE(o72_dimArray), OPCODE(o6_dummy), OPCODE(o6_startObjectQuick), OPCODE(o6_startScriptQuick2), /* C0 */ OPCODE(o72_dim2dimArray), OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), /* C4 */ OPCODE(o6_abs), OPCODE(o6_distObjectObject), OPCODE(o6_distObjectPt), OPCODE(o6_distPtPt), /* C8 */ OPCODE(o6_kernelGetFunctions), OPCODE(o6_kernelSetFunctions), OPCODE(o6_delayFrames), OPCODE(o6_pickOneOf), /* CC */ OPCODE(o6_pickOneOfDefault), OPCODE(o6_stampObject), OPCODE(o72_unknownCE), OPCODE(o6_invalid), /* D0 */ OPCODE(o6_getDateTime), OPCODE(o6_stopTalking), OPCODE(o6_getAnimateVariable), OPCODE(o6_invalid), /* D4 */ OPCODE(o72_shuffle), OPCODE(o72_jumpToScript), OPCODE(o6_band), OPCODE(o6_bor), /* D8 */ OPCODE(o6_isRoomScriptRunning), OPCODE(o6_closeFile), OPCODE(o72_openFile), OPCODE(o72_readFile), /* DC */ OPCODE(o72_writeFile), OPCODE(o72_findAllObjects), OPCODE(o6_deleteFile), OPCODE(o6_rename), /* E0 */ OPCODE(o6_soundOps), OPCODE(o72_getPixel), OPCODE(o6_localizeArray), OPCODE(o72_pickVarRandom), /* E4 */ OPCODE(o6_setBoxSet), OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), /* E8 */ OPCODE(o6_invalid), OPCODE(o6_seekFilePos), OPCODE(o72_redimArray), OPCODE(o6_readFilePos), /* EC */ OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o72_stringLen), OPCODE(o6_invalid), /* F0 */ OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o72_readINI), /* F4 */ OPCODE(o72_unknownF4), OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), /* F8 */ OPCODE(o72_unknownF8), OPCODE(o72_unknownF9), OPCODE(o72_unknownFA), OPCODE(o72_unknownFB), /* FC */ OPCODE(o72_unknownFC), OPCODE(o6_invalid), OPCODE(o6_invalid), OPCODE(o6_invalid), }; _opcodesV72he = opcodes; } void ScummEngine_v72he::executeOpcode(byte i) { OpcodeProcV72he op = _opcodesV72he[i].proc; (this->*op) (); } const char *ScummEngine_v72he::getOpcodeDesc(byte i) { return _opcodesV72he[i].desc; } static int arrayDataSizes[] = {0, 1, 4, 8, 8, 16, 32}; ScummEngine_v72he::ArrayHeader *ScummEngine_v72he::defineArray(int array, int type, int dim2start, int dim2end, int dim1start, int dim1end) { debug(1,"defineArray (array %d, dim2start %d, dim2end %d dim1start %d dim1end %d", array, dim2start, dim2end, dim1start, dim1end); int id; int size; ArrayHeader *ah; assert(dim2start >= 0 && dim2start <= dim2end); assert(dim1start >= 0 && dim1start <= dim1end); assert(0 <= type && type <= 6); if (type == kBitArray || type == kNibbleArray) type = kByteArray; nukeArray(array); id = findFreeArrayId(); if (array & 0x80000000) { error("Can't define bit variable as array pointer"); } size = arrayDataSizes[type]; writeVar(array, id); size *= dim2end - dim2start + 1; size *= dim1end - dim1start + 1; size >>= 3; ah = (ArrayHeader *)createResource(rtString, id, size + sizeof(ArrayHeader)); ah->type = TO_LE_32(type); ah->dim1start = TO_LE_32(dim1start); ah->dim1end = TO_LE_32(dim1end); ah->dim2start = TO_LE_32(dim2start); ah->dim2end = TO_LE_32(dim2end); return ah; } int ScummEngine_v72he::readArray(int array, int idx2, int idx1) { debug(1, "readArray (array %d, idx2 %d, idx1 %d)", array, idx2, idx1); if (readVar(array) == 0) error("readArray: Reference to zeroed array pointer"); ArrayHeader *ah = (ArrayHeader *)getResourceAddress(rtString, readVar(array)); if (ah == NULL || ah->data == NULL) error("readArray: invalid array %d (%d)", array, readVar(array)); if (idx2 < (int)FROM_LE_32(ah->dim2start) || idx2 > (int)FROM_LE_32(ah->dim2end) || idx1 < (int)FROM_LE_32(ah->dim2start) || idx1 > (int)FROM_LE_32(ah->dim1end)) { error("readArray: array %d out of bounds: [%d, %d] exceeds [%d..%d, %d..%d]", array, idx1, idx2, FROM_LE_32(ah->dim1start), FROM_LE_32(ah->dim1end), FROM_LE_32(ah->dim2start), FROM_LE_32(ah->dim2end)); } const int offset = (FROM_LE_32(ah->dim1end) - FROM_LE_32(ah->dim1start) + 1) * (idx2 - FROM_LE_32(ah->dim2start)) - FROM_LE_32(ah->dim1start) + idx1; switch (FROM_LE_32(ah->type)) { case kByteArray: case kStringArray: return ah->data[offset]; case kIntArray: return (int16)READ_LE_UINT16(ah->data + offset * 2); case kDwordArray: return (int32)READ_LE_UINT32(ah->data + offset * 4); } return 0; } void ScummEngine_v72he::writeArray(int array, int idx2, int idx1, int value) { debug(1, "writeArray (array %d, idx2 %d, idx1 %d, value %d)", array, idx2, idx1, value); if (readVar(array) == 0) error("writeArray: Reference to zeroed array pointer"); ArrayHeader *ah = (ArrayHeader *)getResourceAddress(rtString, readVar(array)); if (!ah) error("writeArray: Invalid array (%d) reference", readVar(array)); if (idx2 < (int)FROM_LE_32(ah->dim2start) || idx2 > (int)FROM_LE_32(ah->dim2end) || idx1 < (int)FROM_LE_32(ah->dim1start) || idx1 > (int)FROM_LE_32(ah->dim1end)) { error("writeArray: array %d out of bounds: [%d, %d] exceeds [%d..%d, %d..%d]", array, idx1, idx2, FROM_LE_32(ah->dim1start), FROM_LE_32(ah->dim1end), FROM_LE_32(ah->dim2start), FROM_LE_32(ah->dim2end)); } const int offset = (FROM_LE_32(ah->dim1end) - FROM_LE_32(ah->dim1start) + 1) * (idx2 - FROM_LE_32(ah->dim2start)) - FROM_LE_32(ah->dim1start) + idx1; switch (FROM_LE_32(ah->type)) { case kByteArray: case kStringArray: ah->data[offset] = value; break; case kIntArray: WRITE_LE_UINT16(ah->data + offset * 2, value); break; case kDwordArray: WRITE_LE_UINT32(ah->data + offset * 4, value); break; } } void ScummEngine_v72he::readArrayFromIndexFile() { int num; int a, b, c; while ((num = _fileHandle.readUint16LE()) != 0) { a = _fileHandle.readUint16LE(); b = _fileHandle.readUint16LE(); c = _fileHandle.readUint16LE(); if (c == 1) defineArray(num, kBitArray, 0, a, 0, b); else defineArray(num, kDwordArray, 0, a, 0, b); } } void ScummEngine_v72he::o72_pushDWord() { int a; if (*_lastCodePtr + sizeof(MemBlkHeader) != _scriptOrgPointer) { uint32 oldoffs = _scriptPointer - _scriptOrgPointer; getScriptBaseAddress(); _scriptPointer = _scriptOrgPointer + oldoffs; } a = READ_LE_UINT32(_scriptPointer); _scriptPointer += 4; push(a); } void ScummEngine_v72he::o72_addMessageToStack() { _stringLength = resStrLen(_scriptPointer) + 1; addMessageToStack(_scriptPointer, _stringBuffer, _stringLength); debug(1,"o72_addMessageToStack(\"%s\")", _scriptPointer); _scriptPointer += _stringLength; } void ScummEngine_v72he::o72_wordArrayRead() { int base = pop(); push(readArray(fetchScriptWord(), 0, base)); } void ScummEngine_v72he::o72_wordArrayIndexedRead() { int base = pop(); int idx = pop(); push(readArray(fetchScriptWord(), idx, base)); } void ScummEngine_v72he::o72_compareStackList() { int args[128], i; int num = getStackList(args, ARRAYSIZE(args)); int value = pop(); if (num) { for (i = 1; i < num; i++) { if (args[i] == value) { push(1); break; } } } else { push(0); } } void ScummEngine_v72he::o72_wordArrayWrite() { int a = pop(); writeArray(fetchScriptWord(), 0, pop(), a); } void ScummEngine_v72he::o72_wordArrayIndexedWrite() { int val = pop(); int base = pop(); writeArray(fetchScriptWord(), pop(), base, val); } void ScummEngine_v72he::o72_unknown50() { int idx; idx = vm.cutSceneStackPointer; vm.cutSceneStackPointer = 0; vm.cutScenePtr[idx] = 0; vm.cutSceneScript[idx] = 0; VAR(VAR_OVERRIDE) = 0; } void ScummEngine_v72he::o72_wordArrayInc() { int var = fetchScriptWord(); int base = pop(); writeArray(var, 0, base, readArray(var, 0, base) + 1); } void ScummEngine_v72he::o72_objectX() { int object = pop(); int objnum = getObjectIndex(object); if (objnum == -1) { push(0); return; } push(_objs[objnum].x_pos); } void ScummEngine_v72he::o72_objectY() { int object = pop(); int objnum = getObjectIndex(object); if (objnum == -1) { push(0); return; } push(_objs[objnum].y_pos); } void ScummEngine_v72he::o72_getTimer() { int timer = pop(); int cmd = fetchScriptByte(); if (cmd == 10) { checkRange(3, 1, timer, "o72_getTimer: Timer %d out of range(%d)"); int diff = _system->get_msecs() - _timers[timer]; push(diff); } else { push(0); } } void ScummEngine_v72he::o72_setTimer() { int timer = pop(); int cmd = fetchScriptByte(); if (cmd == 158) { checkRange(3, 1, timer, "o72_setTimer: Timer %d out of range(%d)"); _timers[timer] = _system->get_msecs(); } else { error("TIMER command %d?", cmd); } } void ScummEngine_v72he::o72_wordArrayDec() { int var = fetchScriptWord(); int base = pop(); writeArray(var, 0, base, readArray(var, 0, base) - 1); } void ScummEngine_v72he::o72_startScript() { int args[16]; int script, flags; getStackList(args, ARRAYSIZE(args)); script = pop(); flags = fetchScriptByte(); runScript(script, (flags == 199 || flags == 200), (flags == 195 || flags == 200), args); } void ScummEngine_v72he::o72_startObject() { int args[16]; int script, entryp; int flags; getStackList(args, ARRAYSIZE(args)); entryp = pop(); script = pop(); flags = fetchScriptByte(); runObjectScript(script, entryp, (flags == 199 || flags == 200), (flags == 195 || flags == 200), args); } void ScummEngine_v72he::o72_drawObject() { int subOp = fetchScriptByte(); int state = 0, y = -1, x = -1; switch (subOp) { case 62: state = pop(); y = pop(); x = pop(); break; case 63: state = pop(); if (state == 0) state = 1; break; case 65: state = 1; y = pop(); x = pop(); break; default: warning("o72_drawObject: default case %d", subOp); } int object = pop(); int objnum = getObjectIndex(object); if (objnum == -1) return; if (y != -1 && x != -1) { _objs[objnum].x_pos = x * 8; _objs[objnum].y_pos = y * 8; } if (state != -1) { addObjectToDrawQue(objnum); putState(object, state); } } void ScummEngine_v72he::o72_unknown62() { int a = pop(); // unknown62(a, 0, 0, 4); warning("o72_unknown62 stub (%d)", a); } void ScummEngine_v72he::o72_getArrayDimSize() { int subOp = fetchScriptByte(); int32 val1, val2; ArrayHeader *ah; switch (subOp) { case 1: case 3: ah = (ArrayHeader *)getResourceAddress(rtString, readVar(fetchScriptWord())); val1 = FROM_LE_32(ah->dim1end); val2 = FROM_LE_32(ah->dim1start); push(val1 - val2 + 1); break; case 2: ah = (ArrayHeader *)getResourceAddress(rtString, readVar(fetchScriptWord())); val1 = FROM_LE_32(ah->dim2end); val2 = FROM_LE_32(ah->dim2start); push(val1 - val2 + 1); break; } } void ScummEngine_v72he::o72_arrayOps() { byte subOp = fetchScriptByte(); int array = 0; int b, c, d, len; ArrayHeader *ah; int list[128]; switch (subOp) { case 7: // SO_ASSIGN_STRING array = fetchScriptWord(); ah = defineArray(array, kStringArray, 0, 0, 0, 1024); copyScriptString(ah->data); break; case 194: // SO_ASSIGN_STRING array = fetchScriptWord(); len = getStackList(list, ARRAYSIZE(list)); ah = defineArray(array, kStringArray, 0, 0, 0, 1024); copyScriptString(ah->data); break; case 208: // SO_ASSIGN_INT_LIST array = fetchScriptWord(); b = pop(); c = pop(); d = readVar(array); if (d == 0) { defineArray(array, kDwordArray, 0, 0, 0, b + c); } while (--c) { writeArray(array, 0, b + c, pop()); } break; case 212: // SO_ASSIGN_2DIM_LIST array = fetchScriptWord(); len = getStackList(list, ARRAYSIZE(list)); d = readVar(array); if (d == 0) error("Must DIM a two dimensional array before assigning"); c = pop(); while (--len >= 0) { writeArray(array, c, len, list[len]); } break; default: error("o72_arrayOps: default case %d (array %d)", subOp, array); } } void ScummEngine_v72he::o72_dimArray() { int data; int type = fetchScriptByte(); switch (type) { case 5: // SO_INT_ARRAY data = kIntArray; break; case 2: // SO_BIT_ARRAY data = kBitArray; break; case 3: // SO_NIBBLE_ARRAY data = kNibbleArray; break; case 4: // SO_BYTE_ARRAY data = kByteArray; break; case 6: data = kDwordArray; break; case 7: // SO_STRING_ARRAY data = kStringArray; break; case 204: // SO_UNDIM_ARRAY nukeArray(fetchScriptWord()); return; default: error("o72_dimArray: default case %d", type); } defineArray(fetchScriptWord(), data, 0, 0, 0, pop()); } void ScummEngine_v72he::o72_dim2dimArray() { int a, b, data; int type = fetchScriptByte(); switch (type) { case 2: // SO_BIT_ARRAY data = kBitArray; break; case 3: // SO_NIBBLE_ARRAY data = kNibbleArray; break; case 4: // SO_BYTE_ARRAY data = kByteArray; break; case 5: // SO_INT_ARRAY data = kIntArray; break; case 6: data = kDwordArray; break; case 7: // SO_STRING_ARRAY data = kStringArray; break; default: error("o72_dim2dimArray: default case %d", type); } b = pop(); a = pop(); defineArray(fetchScriptWord(), data, 0, a, 0, b); } void ScummEngine_v72he::o72_unknownCE() { int a = pop(); int b = pop(); int c = pop(); int d = pop(); warning("o72_unknownCE stub (%d, %d, %d, %d)", d, c, b, a); } void ScummEngine_v72he::shuffleArray(int num, int minIdx, int maxIdx) { int range = maxIdx - minIdx; int count = range * 2; // Shuffle the array 'num' while (count--) { // Determine two random elements... int rand1 = _rnd.getRandomNumber(range) + minIdx; int rand2 = _rnd.getRandomNumber(range) + minIdx; // ...and swap them int val1 = readArray(num, 0, rand1); int val2 = readArray(num, 0, rand2); writeArray(num, 0, rand1, val2); writeArray(num, 0, rand2, val1); } } void ScummEngine_v72he::o72_shuffle() { int b = pop(); int a = pop(); shuffleArray(fetchScriptWord(), a, b); } void ScummEngine_v72he::o72_jumpToScript() { int args[16]; int script, flags; getStackList(args, ARRAYSIZE(args)); script = pop(); flags = fetchScriptByte(); stopObjectCode(); runScript(script, (flags == 199 || flags == 200), (flags == 195 || flags == 200), args); } void ScummEngine_v72he::o72_openFile() { int mode, slot, l, r; byte filename[100]; copyScriptString(filename, true); printf("File %s\n", filename); for (r = strlen((char*)filename); r != 0; r--) { if (filename[r - 1] == '\\') break; } mode = pop(); slot = -1; for (l = 0; l < 17; l++) { if (_hFileTable[l].isOpen() == false) { slot = l; break; } } if (slot != -1) { if (mode == -1) _hFileTable[slot].open((char*)filename + r, File::kFileReadMode); else if (mode == -2) _hFileTable[slot].open((char*)filename + r, File::kFileWriteMode); else error("o6_openFile(): wrong open file mode %d", mode); if (_hFileTable[slot].isOpen() == false) slot = -1; } debug(1, "o72_openFile: slot %d, mode %d", slot, mode); push(slot); } int ScummEngine_v72he::readFileToArray(int slot, int32 size) { if (size == 0) size = _hFileTable[slot].size() - _hFileTable[slot].pos(); writeVar(0, 0); ArrayHeader *ah = defineArray(0, kByteArray, 0, 0, 0, size); _hFileTable[slot].read(ah->data, size); return readVar(0); } void ScummEngine_v72he::o72_readFile() { int slot, val; int32 size; int subOp = fetchScriptByte(); switch (subOp) { case 4: slot = pop(); val = _hFileTable[slot].readByte(); push(val); break; case 5: slot = pop(); val = _hFileTable[slot].readUint16LE(); push(val); break; case 6: slot = pop(); val = _hFileTable[slot].readUint32LE(); push(val); break; case 8: fetchScriptByte(); size = pop(); slot = pop(); val = readFileToArray(slot, size); push(val); break; default: error("default case %d", subOp); } debug(1, "o72_readFile: slot %d, subOp %d val %d", slot, subOp, val); } void ScummEngine_v72he::writeFileFromArray(int slot, int resID) { ArrayHeader *ah = (ArrayHeader *)getResourceAddress(rtString, resID); int32 size = (FROM_LE_32(ah->dim1end) - FROM_LE_32(ah->dim1start) + 1) * (FROM_LE_32(ah->dim2end) - FROM_LE_32(ah->dim2start) + 1); _hFileTable[slot].write(ah->data, size); } void ScummEngine_v72he::o72_writeFile() { int16 resID = pop(); int slot = pop(); int subOp = fetchScriptByte(); switch (subOp) { case 4: _hFileTable[slot].writeByte(resID); break; case 5: _hFileTable[slot].writeUint16LE(resID); break; case 6: _hFileTable[slot].writeUint32LE(resID); break; case 8: writeFileFromArray(slot, resID); break; default: error("default case %d", subOp); } } void ScummEngine_v72he::o72_findAllObjects() { int room = pop(); int i = 1; if (room != _currentRoom) warning("o72_findAllObjects: current room is not %d", room); writeVar(0, 0); defineArray(0, kDwordArray, 0, 0, 0, _numLocalObjects + 1); writeArray(0, 0, 0, _numLocalObjects); while (i < _numLocalObjects) { writeArray(0, 0, i, _objs[i].obj_nr); i++; } push(readVar(0)); } void ScummEngine_v72he::o72_getPixel() { byte area; int x = pop(); int y = pop(); int subOp = fetchScriptByte(); if (subOp != 218 && subOp != 219) return; VirtScreen *vs = findVirtScreen(y); if (vs == NULL || x > _screenWidth - 1 || x < 0) { push(-1); return; } if (subOp == 218) area = *vs->getBackPixels(x, y - vs->topline); else area = *vs->getPixels(x, y - vs->topline); push(area); } void ScummEngine_v72he::o72_pickVarRandom() { int num; int args[100]; int32 var_A; num = getStackList(args, ARRAYSIZE(args)); int value = fetchScriptWord(); if (readVar(value) == 0) { defineArray(value, kDwordArray, 0, 0, 0, num + 1); if (num > 0) { int16 counter = 0; do { writeArray(value, 0, counter + 1, args[counter]); } while (++counter < num); } shuffleArray(value, 1, num-1); writeArray(value, 0, 0, 2); push(readArray(value, 0, 1)); return; } num = readArray(value, 0, 0); ArrayHeader *ah = (ArrayHeader *)getResourceAddress(rtString, num); var_A = FROM_LE_32(ah->dim1end); if (var_A-1 <= num) { int16 var_2 = readArray(value, 0, num - 1); shuffleArray(value, 1, num - 1); if (readArray(value, 0, 1) == var_2) { num = 2; } else { num = 1; } } writeArray(value, 0, 0, num + 1); push(readArray(value, 0, num)); } void ScummEngine_v72he::o72_redimArray() { int subcode, newX, newY; newY = pop(); newX = pop(); subcode = fetchScriptByte(); switch (subcode) { case 5: redimArray(fetchScriptWord(), 0, newX, 0, newY, kIntArray); break; case 4: redimArray(fetchScriptWord(), 0, newX, 0, newY, kByteArray); break; case 6: redimArray(fetchScriptWord(), 0, newX, 0, newY, kDwordArray); break; default: break; } } void ScummEngine_v72he::redimArray(int arrayId, int newDim2start, int newDim2end, int newDim1start, int newDim1end, int type) { int newSize, oldSize; if (readVar(arrayId) == 0) error("redimArray: Reference to zeroed array pointer"); ArrayHeader *ah = (ArrayHeader *)getResourceAddress(rtString, readVar(arrayId)); if (!ah) error("redimArray: Invalid array (%d) reference", readVar(arrayId)); newSize = arrayDataSizes[type]; oldSize = arrayDataSizes[FROM_LE_32(ah->type)]; newSize *= (newDim1end - newDim1start + 1) * (newDim2end - newDim2start + 1); oldSize *= (FROM_LE_32(ah->dim1end) - FROM_LE_32(ah->dim1start) + 1) * (FROM_LE_32(ah->dim2end) - FROM_LE_32(ah->dim2start) + 1); newSize >>= 3; oldSize >>= 3; if (newSize != oldSize) error("redimArray: array %d redim mismatch", readVar(arrayId)); ah->type = TO_LE_32(type); ah->dim1start = TO_LE_32(newDim1start); ah->dim1end = TO_LE_32(newDim1end); ah->dim2start = TO_LE_32(newDim2start); ah->dim2end = TO_LE_32(newDim2end); } void ScummEngine_v72he::o72_stringLen() { int a, len; byte *addr; a = pop(); addr = getStringAddress(a); if (!addr) { // FIXME: should be error here warning("o72_stringLen: Reference to zeroed array pointer (%d)", a); push(0); return; } len = strlen((char *)getStringAddress(a)); push(len); } void ScummEngine_v72he::o72_readINI() { byte name[100]; int type; int retval; // we pretend that we don't have .ini file type = fetchScriptByte(); switch (type) { case 6: // number push(0); break; case 7: // string copyScriptString(name); defineArray(0, kStringArray, 0, 0, 0, 0); retval = readVar(0); writeArray(0, 0, 0, 0); push(retval); // var ID string break; default: warning("o72_readINI(..., %d): read-ini string not implemented", type); } } void ScummEngine_v72he::o72_unknownF4() { byte b; b = fetchScriptByte(); switch (b) { case 6: pop(); break; case 7: break; } warning("o72_unknownF4 stub"); } void ScummEngine_v72he::o72_unknownFA() { byte name[100]; int id = fetchScriptByte(); copyScriptString(name); debug(1,"o72_unknownFA: (%d) %s", id, name); } void ScummEngine_v72he::o72_unknownF8() { int a = fetchScriptByte(); push(1); warning("stub o72_unknownF8(%d)", a); } void ScummEngine_v72he::o72_unknownF9() { // File related int r; byte filename[255]; copyScriptString(filename); for (r = strlen((char*)filename); r != 0; r--) { if (filename[r - 1] == '\\') break; } warning("stub o72_unknownF9(\"%s\")", filename + r); } void ScummEngine_v72he::o72_unknownFB() { byte b; b = fetchScriptByte(); switch (b) { case 246: case 248: pop(); pop(); pop(); pop(); pop(); pop(); pop(); pop(); pop(); break; case 247: pop(); pop(); break; } warning("o72_unknownFB stub"); } void ScummEngine_v72he::o72_unknownFC() { int a = pop(); int b = pop(); warning("o7_unknownFB stub (%d, %d)", b, a); push(0); } } // End of namespace Scumm