diff options
Diffstat (limited to 'script.cpp')
-rw-r--r-- | script.cpp | 557 |
1 files changed, 315 insertions, 242 deletions
diff --git a/script.cpp b/script.cpp index cc56f83531..53f2754624 100644 --- a/script.cpp +++ b/script.cpp @@ -24,19 +24,20 @@ #include "scumm.h" /* Start executing script 'script' with parameters 'a' and 'b' */ -void Scumm::runScript(int script, int a, int b, int16 *lvarptr) { +void Scumm::runScript(int script, int a, int b, int16 * lvarptr) +{ byte *scriptPtr; uint32 scriptOffs; byte scriptType; int slot; ScriptSlot *s; - if (script==0) + if (script == 0) return; - if (b==0) + if (b == 0) stopScriptNr(script); - + if (script < _numGlobalScripts) { scriptPtr = getResourceAddress(rtScript, script); scriptOffs = _resourceHeaderSize; @@ -60,24 +61,25 @@ void Scumm::runScript(int script, int a, int b, int16 *lvarptr) { s->freezeCount = 0; initializeLocals(slot, lvarptr); - + runScriptNested(slot); } /* Stop script 'script' */ -void Scumm::stopScriptNr(int script) { +void Scumm::stopScriptNr(int script) +{ ScriptSlot *ss; NestedScript *nest; - int i,num; + int i, num; - if (script==0) + if (script == 0) return; ss = &vm.slot[1]; - - for (i=1; i<NUM_SCRIPT_SLOT; i++,ss++) { - if (script!=ss->number || - ss->where!=WIO_GLOBAL && ss->where!=WIO_LOCAL || ss->status==0) + + for (i = 1; i < NUM_SCRIPT_SLOT; i++, ss++) { + if (script != ss->number || + ss->where != WIO_GLOBAL && ss->where != WIO_LOCAL || ss->status == 0) continue; if (ss->cutsceneOverride) @@ -88,35 +90,39 @@ void Scumm::stopScriptNr(int script) { _currentScript = 0xFF; } - if (_numNestedScripts==0) + if (_numNestedScripts == 0) return; nest = &vm.nest[0]; num = _numNestedScripts; do { - if (nest->number == script && (nest->where==WIO_GLOBAL || nest->where==WIO_LOCAL)) { + if (nest->number == script + && (nest->where == WIO_GLOBAL || nest->where == WIO_LOCAL)) { nest->number = 0xFF; nest->slot = 0xFF; nest->where = 0xFF; } - } while(nest++,--num); + } while (nest++, --num); } /* Stop an object script 'script'*/ -void Scumm::stopObjectScript(int script) { +void Scumm::stopObjectScript(int script) +{ ScriptSlot *ss; NestedScript *nest; - int i,num; + int i, num; - if (script==0) + if (script == 0) return; ss = &vm.slot[1]; - - for (i=1; i<NUM_SCRIPT_SLOT; i++,ss++) { - if (script==ss->number && (ss->where==WIO_ROOM || - ss->where==WIO_INVENTORY || ss->where==WIO_FLOBJECT) && ss->status!=0) { + + for (i = 1; i < NUM_SCRIPT_SLOT; i++, ss++) { + if (script == ss->number && (ss->where == WIO_ROOM || + ss->where == WIO_INVENTORY + || ss->where == WIO_FLOBJECT) + && ss->status != 0) { if (ss->cutsceneOverride) error("Object %d stopped with active cutscene/override", script); ss->number = 0; @@ -126,46 +132,48 @@ void Scumm::stopObjectScript(int script) { } } - if (_numNestedScripts==0) + if (_numNestedScripts == 0) return; nest = &vm.nest[0]; num = _numNestedScripts; do { - if (nest->number == script && - (nest->where==WIO_ROOM || nest->where==WIO_FLOBJECT || - nest->where==WIO_INVENTORY)) { + if (nest->number == script && + (nest->where == WIO_ROOM || nest->where == WIO_FLOBJECT || + nest->where == WIO_INVENTORY)) { nest->number = 0xFF; nest->slot = 0xFF; nest->where = 0xFF; } - } while(nest++,--num); + } while (nest++, --num); } /* Return a free script slot */ -int Scumm::getScriptSlot() { +int Scumm::getScriptSlot() +{ ScriptSlot *ss; int i; ss = &vm.slot[1]; - - for (i=1; i<NUM_SCRIPT_SLOT; i++,ss++) { - if(ss->status==0) + + for (i = 1; i < NUM_SCRIPT_SLOT; i++, ss++) { + if (ss->status == 0) return i; } error("Too many scripts running, %d max", NUM_SCRIPT_SLOT); } /* Run script 'script' nested - eg, within the parent script.*/ -void Scumm::runScriptNested(int script) { +void Scumm::runScriptNested(int script) +{ NestedScript *nest; ScriptSlot *slot; updateScriptPtr(); - + nest = &vm.nest[_numNestedScripts]; - if (_currentScript==0xFF) { + if (_currentScript == 0xFF) { nest->number = 0xFF; nest->where = 0xFF; } else { @@ -175,7 +183,7 @@ void Scumm::runScriptNested(int script) { nest->slot = _currentScript; } - if (++_numNestedScripts>sizeof(vm.nest)/sizeof(vm.nest[0])) + if (++_numNestedScripts > sizeof(vm.nest) / sizeof(vm.nest[0])) error("Too many nested scripts"); _currentScript = script; @@ -187,11 +195,11 @@ void Scumm::runScriptNested(int script) { _numNestedScripts--; nest = &vm.nest[_numNestedScripts]; - + if (nest->number != 0xFF) { slot = &vm.slot[nest->slot]; - if (slot->number == nest->number && slot->where==nest->where && - slot->status != 0 && slot->freezeCount==0) { + if (slot->number == nest->number && slot->where == nest->where && + slot->status != 0 && slot->freezeCount == 0) { _currentScript = nest->slot; getScriptBaseAddress(); getScriptEntryPoint(); @@ -201,7 +209,8 @@ void Scumm::runScriptNested(int script) { _currentScript = 0xFF; } -void Scumm::updateScriptPtr() { +void Scumm::updateScriptPtr() +{ if (_currentScript == 0xFF) return; @@ -209,7 +218,8 @@ void Scumm::updateScriptPtr() { } /* Get the code pointer to a script */ -void Scumm::getScriptBaseAddress() { +void Scumm::getScriptBaseAddress() +{ ScriptSlot *ss; int idx; @@ -217,27 +227,28 @@ void Scumm::getScriptBaseAddress() { return; ss = &vm.slot[_currentScript]; - switch(ss->where) { - case WIO_INVENTORY: /* inventory script **/ + switch (ss->where) { + case WIO_INVENTORY: /* inventory script * */ idx = getObjectIndex(ss->number); _scriptOrgPointer = getResourceAddress(rtInventory, idx); _lastCodePtr = &_baseInventoryItems[idx]; break; case 3: - case WIO_ROOM: /* room script */ + case WIO_ROOM: /* room script */ _scriptOrgPointer = getResourceAddress(rtRoom, _roomResource); _lastCodePtr = &_baseRooms[_roomResource]; break; - case WIO_GLOBAL: /* global script */ + case WIO_GLOBAL: /* global script */ _scriptOrgPointer = getResourceAddress(rtScript, ss->number); _lastCodePtr = &_baseScripts[ss->number]; break; - case WIO_FLOBJECT: /* flobject script */ + case WIO_FLOBJECT: /* flobject script */ idx = getObjectIndex(ss->number); - _scriptOrgPointer = getResourceAddress(rtFlObject,_objs[idx].fl_object_index); + _scriptOrgPointer = + getResourceAddress(rtFlObject, _objs[idx].fl_object_index); _lastCodePtr = &_baseFLObject[ss->number]; break; default: @@ -246,27 +257,29 @@ void Scumm::getScriptBaseAddress() { } -void Scumm::getScriptEntryPoint() { +void Scumm::getScriptEntryPoint() +{ if (_currentScript == 0xFF) return; _scriptPointer = _scriptOrgPointer + vm.slot[_currentScript].offs; } /* Execute a script - Read opcode, and execute it from the table */ -void Scumm::executeScript() { +void Scumm::executeScript() +{ OpcodeProc op; while (_currentScript != 0xFF) { _opcode = fetchScriptByte(); _scriptPointerStart = _scriptPointer; - vm.slot[_currentScript].didexec = 1; + vm.slot[_currentScript].didexec = 1; //debug(1, "Script %d: [%X] %s()", vm.slot[_currentScript].number, _opcode, _opcodes_lookup[_opcode]); op = getOpcode(_opcode); - (this->*op)(); + (this->*op) (); } - CHECK_HEAP -} +CHECK_HEAP} -byte Scumm::fetchScriptByte() { +byte Scumm::fetchScriptByte() +{ if (*_lastCodePtr + sizeof(MemBlkHeader) != _scriptOrgPointer) { uint32 oldoffs = _scriptPointer - _scriptOrgPointer; getScriptBaseAddress(); @@ -275,7 +288,8 @@ byte Scumm::fetchScriptByte() { return *_scriptPointer++; } -int Scumm::fetchScriptWord() { +int Scumm::fetchScriptWord() +{ int a; if (*_lastCodePtr + sizeof(MemBlkHeader) != _scriptOrgPointer) { uint32 oldoffs = _scriptPointer - _scriptOrgPointer; @@ -291,41 +305,43 @@ int Scumm::fetchScriptWord() { #define BYPASS_COPY_PROT #endif -int Scumm::readVar(uint var) { +int Scumm::readVar(uint var) +{ int a; #ifdef BYPASS_COPY_PROT static byte copyprotbypassed; #endif debug(9, "readvar=%d", var); - if (!(var&0xF000)) { + if (!(var & 0xF000)) { #if defined(BYPASS_COPY_PROT) - if (var==490 && _gameId == GID_MONKEY2 && !copyprotbypassed) { + if (var == 490 && _gameId == GID_MONKEY2 && !copyprotbypassed) { copyprotbypassed = true; var = 518; } #endif - checkRange(_numVariables-1, 0, var, "Variable %d out of range(r)"); + checkRange(_numVariables - 1, 0, var, "Variable %d out of range(r)"); return _vars[var]; } - if (var&0x2000 && !(_features&GF_NEW_OPCODES)) { + if (var & 0x2000 && !(_features & GF_NEW_OPCODES)) { a = fetchScriptWord(); - if (a&0x2000) - var = (var+readVar(a&~0x2000))&~0x2000; + if (a & 0x2000) + var = (var + readVar(a & ~0x2000)) & ~0x2000; else - var = (var+(a&0xFFF))&~0x2000; + var = (var + (a & 0xFFF)) & ~0x2000; } - if (!(var&0xF000)) + if (!(var & 0xF000)) return _vars[var]; - if (var&0x8000) { + if (var & 0x8000) { var &= 0x7FFF; - checkRange(_numBitVariables-1, 0, var, "Bit variable %d out of range(r)"); - return (_bitVars[var>>3] & (1<<(var&7))) ? 1 : 0; + checkRange(_numBitVariables - 1, 0, var, + "Bit variable %d out of range(r)"); + return (_bitVars[var >> 3] & (1 << (var & 7))) ? 1 : 0; } - if (var&0x4000) { + if (var & 0x4000) { var &= 0xFFF; checkRange(0x10, 0, var, "Local variable %d out of range(r)"); return vm.localvar[_currentScript][var]; @@ -334,27 +350,30 @@ int Scumm::readVar(uint var) { error("Illegal varbits (r)"); } -void Scumm::writeVar(uint var, int value) { - if (!(var&0xF000)) { - checkRange(_numVariables-1, 0, var, "Variable %d out of range(w)"); +void Scumm::writeVar(uint var, int value) +{ + if (!(var & 0xF000)) { + checkRange(_numVariables - 1, 0, var, "Variable %d out of range(w)"); _vars[var] = value; if ((_varwatch == (int)var) || (_varwatch == 0)) - printf("vars[%d] = %d (via script %d)\n", var, value, vm.slot[_currentScript].number); + printf("vars[%d] = %d (via script %d)\n", var, value, + vm.slot[_currentScript].number); return; } - if (var&0x8000) { + if (var & 0x8000) { var &= 0x7FFF; - checkRange(_numBitVariables-1, 0, var, "Bit variable %d out of range(w)"); + checkRange(_numBitVariables - 1, 0, var, + "Bit variable %d out of range(w)"); if (value) - _bitVars[var>>3] |= (1<<(var&7)); + _bitVars[var >> 3] |= (1 << (var & 7)); else - _bitVars[var>>3] &= ~(1<<(var&7)); + _bitVars[var >> 3] &= ~(1 << (var & 7)); return; } - if (var&0x4000) { + if (var & 0x4000) { var &= 0xFFF; checkRange(0x10, 0, var, "Local variable %d out of range(w)"); vm.localvar[_currentScript][var] = value; @@ -364,60 +383,71 @@ void Scumm::writeVar(uint var, int value) { error("Illegal varbits (w)"); } -void Scumm::getResultPos() { +void Scumm::getResultPos() +{ int a; _resultVarNumber = fetchScriptWord(); - if (_resultVarNumber&0x2000) { + if (_resultVarNumber & 0x2000) { a = fetchScriptWord(); - if (a&0x2000) { - _resultVarNumber += readVar(a&~0x2000); + if (a & 0x2000) { + _resultVarNumber += readVar(a & ~0x2000); } else { - _resultVarNumber += a&0xFFF; + _resultVarNumber += a & 0xFFF; } - _resultVarNumber&=~0x2000; + _resultVarNumber &= ~0x2000; } } -void Scumm::setResult(int value) { +void Scumm::setResult(int value) +{ writeVar(_resultVarNumber, value); } -void Scumm::drawBox(int x, int y, int x2, int y2, int color) { - int top,bottom,count; +void Scumm::drawBox(int x, int y, int x2, int y2, int color) +{ + int top, bottom, count; VirtScreen *vs; byte *backbuff, *bgbuff; - if ((vs=findVirtScreen(y)) == NULL) + if ((vs = findVirtScreen(y)) == NULL) return; top = vs->topline; bottom = top + vs->height; if (x > x2) - SWAP(x,x2); + SWAP(x, x2); if (y > y2) - SWAP(y,y2); + SWAP(y, y2); x2++; y2++; - if (x>319) return; - if (x<0) x=0; - if (y<0) y=0; - if (x2<0) return; - if (x2>320) x2=320; - if (y2 > bottom) y2=bottom; + if (x > 319) + return; + if (x < 0) + x = 0; + if (y < 0) + y = 0; + if (x2 < 0) + return; + if (x2 > 320) + x2 = 320; + if (y2 > bottom) + y2 = bottom; - updateDirtyRect(vs->number, x, x2, y-top, y2-top, 0); + updateDirtyRect(vs->number, x, x2, y - top, y2 - top, 0); - backbuff = vs->screenPtr + vs->xstart + (y-top)*320 + x; + backbuff = vs->screenPtr + vs->xstart + (y - top) * 320 + x; - if (color==-1) { - if(vs->number!=0) + if (color == -1) { + if (vs->number != 0) error("can only copy bg to main window"); - bgbuff = getResourceAddress(rtBuffer, vs->number+5) + vs->xstart + (y-top)*320 + x; + bgbuff = + getResourceAddress(rtBuffer, + vs->number + 5) + vs->xstart + (y - top) * 320 + x; blit(backbuff, bgbuff, x2 - x, y2 - y); } else { count = y2 - y; @@ -430,7 +460,8 @@ void Scumm::drawBox(int x, int y, int x2, int y2, int color) { } -void Scumm::stopObjectCode() { +void Scumm::stopObjectCode() +{ ScriptSlot *ss; ss = &vm.slot[_currentScript]; @@ -439,14 +470,15 @@ void Scumm::stopObjectCode() { ss->cutsceneOverride = 0; } - if (ss->where!=WIO_GLOBAL && ss->where!=WIO_LOCAL) { + if (ss->where != WIO_GLOBAL && ss->where != WIO_LOCAL) { if (ss->cutsceneOverride) { warning("Object %d ending with active cutscene/override", ss->number); ss->cutsceneOverride = 0; } } else { if (ss->cutsceneOverride) { - warning("Script %d ending with active cutscene/override (%d)", ss->number, ss->cutsceneOverride); + warning("Script %d ending with active cutscene/override (%d)", + ss->number, ss->cutsceneOverride); ss->cutsceneOverride = 0; } } @@ -455,12 +487,13 @@ void Scumm::stopObjectCode() { _currentScript = 0xFF; } -bool Scumm::isScriptInUse(int script) { +bool Scumm::isScriptInUse(int script) +{ ScriptSlot *ss; int i; ss = vm.slot; - for (i=0; i<NUM_SCRIPT_SLOT; i++,ss++) { + for (i = 0; i < NUM_SCRIPT_SLOT; i++, ss++) { if (ss->number == script) return true; } @@ -468,7 +501,8 @@ bool Scumm::isScriptInUse(int script) { } -void Scumm::runHook(int i) { +void Scumm::runHook(int i) +{ int16 tmp[16]; tmp[0] = i; if (_vars[VAR_HOOK_SCRIPT]) { @@ -476,51 +510,55 @@ void Scumm::runHook(int i) { } } -void Scumm::freezeScripts(int flag) { +void Scumm::freezeScripts(int flag) +{ int i; - for(i=1; i<NUM_SCRIPT_SLOT; i++) { - if (_currentScript!=i && vm.slot[i].status!=ssDead && (vm.slot[i].unk1==0 || flag>=0x80)) { + for (i = 1; i < NUM_SCRIPT_SLOT; i++) { + if (_currentScript != i && vm.slot[i].status != ssDead + && (vm.slot[i].unk1 == 0 || flag >= 0x80)) { vm.slot[i].status |= 0x80; vm.slot[i].freezeCount++; } } - for (i=0; i<6; i++) + for (i = 0; i < 6; i++) sentence[i].unk++; - if(vm.cutSceneScriptIndex != 0xFF) { - vm.slot[vm.cutSceneScriptIndex].status&=0x7F; - vm.slot[vm.cutSceneScriptIndex].freezeCount=0; + if (vm.cutSceneScriptIndex != 0xFF) { + vm.slot[vm.cutSceneScriptIndex].status &= 0x7F; + vm.slot[vm.cutSceneScriptIndex].freezeCount = 0; } } -void Scumm::unfreezeScripts() { +void Scumm::unfreezeScripts() +{ int i; - for (i=1; i<NUM_SCRIPT_SLOT; i++) { - if (vm.slot[i].status&0x80) { + for (i = 1; i < NUM_SCRIPT_SLOT; i++) { + if (vm.slot[i].status & 0x80) { if (!--vm.slot[i].freezeCount) { - vm.slot[i].status&=0x7F; + vm.slot[i].status &= 0x7F; } } } - for (i=0; i<6; i++) { - if (((int8)--sentence[i].unk)<0) + for (i = 0; i < 6; i++) { + if (((int8)-- sentence[i].unk) < 0) sentence[i].unk = 0; } } -void Scumm::runAllScripts() { +void Scumm::runAllScripts() +{ int i; - for (i=0; i<NUM_SCRIPT_SLOT; i++) + for (i = 0; i < NUM_SCRIPT_SLOT; i++) vm.slot[i].didexec = 0; - + _currentScript = 0xFF; - for(_curExecScript = 0; _curExecScript<NUM_SCRIPT_SLOT; _curExecScript++) { + for (_curExecScript = 0; _curExecScript < NUM_SCRIPT_SLOT; _curExecScript++) { if (vm.slot[_curExecScript].status == ssRunning && - vm.slot[_curExecScript].didexec == 0) { + vm.slot[_curExecScript].didexec == 0) { _currentScript = (char)_curExecScript; getScriptBaseAddress(); getScriptEntryPoint(); @@ -529,7 +567,8 @@ void Scumm::runAllScripts() { } } -void Scumm::runExitScript() { +void Scumm::runExitScript() +{ if (_vars[VAR_EXIT_SCRIPT]) runScript(_vars[VAR_EXIT_SCRIPT], 0, 0, 0); if (_EXCD_offs) { @@ -547,7 +586,8 @@ void Scumm::runExitScript() { runScript(_vars[VAR_EXIT_SCRIPT2], 0, 0, 0); } -void Scumm::runEntryScript() { +void Scumm::runEntryScript() +{ if (_vars[VAR_ENTRY_SCRIPT]) runScript(_vars[VAR_ENTRY_SCRIPT], 0, 0, 0); if (_ENCD_offs) { @@ -565,24 +605,27 @@ void Scumm::runEntryScript() { runScript(_vars[VAR_ENTRY_SCRIPT2], 0, 0, 0); } -void Scumm::killScriptsAndResources() { +void Scumm::killScriptsAndResources() +{ ScriptSlot *ss; int i; ss = &vm.slot[1]; - - for (i=1; i<NUM_SCRIPT_SLOT; i++,ss++) { - if (ss->where==WIO_ROOM || ss->where==WIO_FLOBJECT) { - if(ss->cutsceneOverride) - error("Object %d stopped with active cutscene/override in exit", ss->number); + + for (i = 1; i < NUM_SCRIPT_SLOT; i++, ss++) { + if (ss->where == WIO_ROOM || ss->where == WIO_FLOBJECT) { + if (ss->cutsceneOverride) + error("Object %d stopped with active cutscene/override in exit", + ss->number); ss->status = 0; - } else if (ss->where==WIO_LOCAL) { - if(ss->cutsceneOverride) - error("Script %d stopped with active cutscene/override in exit", ss->number); + } else if (ss->where == WIO_LOCAL) { + if (ss->cutsceneOverride) + error("Script %d stopped with active cutscene/override in exit", + ss->number); ss->status = 0; } } - + /* Nuke FL objects */ i = 0; do { @@ -592,7 +635,7 @@ void Scumm::killScriptsAndResources() { /* Nuke local object names */ if (_newNames) { - for (i=0; i<_numNewNames; i++) { + for (i = 0; i < _numNewNames; i++) { int j = _newNames[i]; if (j && getOwner(j) == 0) { _newNames[i] = 0; @@ -602,26 +645,28 @@ void Scumm::killScriptsAndResources() { } } -void Scumm::checkAndRunVar33() { +void Scumm::checkAndRunVar33() +{ int i; ScriptSlot *ss; memset(_localParamList, 0, sizeof(_localParamList)); if (isScriptInUse(_vars[VAR_SENTENCE_SCRIPT])) { ss = vm.slot; - for (i=0; i<NUM_SCRIPT_SLOT; i++,ss++) - if (ss->number==_vars[VAR_SENTENCE_SCRIPT] && ss->status!=0 && ss->freezeCount==0) + for (i = 0; i < NUM_SCRIPT_SLOT; i++, ss++) + if (ss->number == _vars[VAR_SENTENCE_SCRIPT] && ss->status != 0 + && ss->freezeCount == 0) return; } - if (!_sentenceNum || sentence[_sentenceNum-1].unk) + if (!_sentenceNum || sentence[_sentenceNum - 1].unk) return; _sentenceNum--; - if(!(_features & GF_AFTER_V7)) - if (sentence[_sentenceNum].unk2 && - sentence[_sentenceNum].unk3==sentence[_sentenceNum].unk4) + if (!(_features & GF_AFTER_V7)) + if (sentence[_sentenceNum].unk2 && + sentence[_sentenceNum].unk3 == sentence[_sentenceNum].unk4) return; _localParamList[0] = sentence[_sentenceNum].unk5; @@ -632,7 +677,8 @@ void Scumm::checkAndRunVar33() { runScript(_vars[VAR_SENTENCE_SCRIPT], 0, 0, _localParamList); } -void Scumm::runInputScript(int a, int cmd, int mode) { +void Scumm::runInputScript(int a, int cmd, int mode) +{ int16 args[16]; memset(args, 0, sizeof(args)); args[0] = a; @@ -642,13 +688,14 @@ void Scumm::runInputScript(int a, int cmd, int mode) { runScript(_vars[VAR_VERB_SCRIPT], 0, 0, args); } -void Scumm::decreaseScriptDelay(int amount) { +void Scumm::decreaseScriptDelay(int amount) +{ ScriptSlot *ss = &vm.slot[0]; int i; - for (i=0; i<NUM_SCRIPT_SLOT; i++,ss++) { - if(ss->status==1) { + for (i = 0; i < NUM_SCRIPT_SLOT; i++, ss++) { + if (ss->status == 1) { ss->delay -= amount; - if (ss->delay < 0){ + if (ss->delay < 0) { ss->status = 2; ss->delay = 0; } @@ -656,13 +703,14 @@ void Scumm::decreaseScriptDelay(int amount) { } } -void Scumm::runVerbCode(int object, int entry, int a, int b, int16 *vars) { +void Scumm::runVerbCode(int object, int entry, int a, int b, int16 * vars) +{ uint32 obcd; int slot, where, offs; if (!object) return; - if (!b) + if (!b) stopObjectScript(object); where = whereIsObject(object); @@ -675,7 +723,7 @@ void Scumm::runVerbCode(int object, int entry, int a, int b, int16 *vars) { slot = getScriptSlot(); offs = getVerbEntrypoint(object, entry); - if (offs==0) + if (offs == 0) return; vm.slot[slot].number = object; @@ -692,76 +740,83 @@ void Scumm::runVerbCode(int object, int entry, int a, int b, int16 *vars) { runScriptNested(slot); } -void Scumm::initializeLocals(int slot, int16 *vars) { +void Scumm::initializeLocals(int slot, int16 * vars) +{ int i; if (!vars) { - for(i=0; i<16; i++) + for (i = 0; i < 16; i++) vm.localvar[slot][i] = 0; } else { - for (i=0; i<16; i++) + for (i = 0; i < 16; i++) vm.localvar[slot][i] = vars[i]; } } -int Scumm::getVerbEntrypoint(int obj, int entry) { +int Scumm::getVerbEntrypoint(int obj, int entry) +{ byte *objptr, *verbptr; int verboffs; - if (whereIsObject(obj)==WIO_NOT_FOUND) + if (whereIsObject(obj) == WIO_NOT_FOUND) return 0; objptr = getOBCDFromObject(obj); assert(objptr); - if(_features & GF_SMALL_HEADER) - verbptr = objptr+19; - else - verbptr = findResource(MKID('VERB'), objptr); + if (_features & GF_SMALL_HEADER) + verbptr = objptr + 19; + else + verbptr = findResource(MKID('VERB'), objptr); - if (verbptr==NULL) + if (verbptr == NULL) error("No verb block in object %d", obj); verboffs = verbptr - objptr; - if(!(_features & GF_SMALL_HEADER)) - verbptr += _resourceHeaderSize; + if (!(_features & GF_SMALL_HEADER)) + verbptr += _resourceHeaderSize; do { if (!*verbptr) return 0; - if (*verbptr==entry || *verbptr==0xFF) + if (*verbptr == entry || *verbptr == 0xFF) break; verbptr += 3; } while (1); - if(_features & GF_SMALL_HEADER) - return READ_LE_UINT16(verbptr+1); - else - return verboffs + READ_LE_UINT16(verbptr+1); + if (_features & GF_SMALL_HEADER) + return READ_LE_UINT16(verbptr + 1); + else + return verboffs + READ_LE_UINT16(verbptr + 1); } -void Scumm::push(int a) { - assert(_scummStackPos >=0 && (unsigned int)_scummStackPos <= ARRAYSIZE(_scummStack)); - _scummStack[_scummStackPos++] = a; +void Scumm::push(int a) +{ + assert(_scummStackPos >= 0 + && (unsigned int)_scummStackPos <= ARRAYSIZE(_scummStack)); + _scummStack[_scummStackPos++] = a; } -int Scumm::pop() { - assert(_scummStackPos >0 && (unsigned int)_scummStackPos <= ARRAYSIZE(_scummStack)); +int Scumm::pop() +{ + assert(_scummStackPos > 0 + && (unsigned int)_scummStackPos <= ARRAYSIZE(_scummStack)); return _scummStack[--_scummStackPos]; } -void Scumm::endCutscene() { +void Scumm::endCutscene() +{ ScriptSlot *ss = &vm.slot[_currentScript]; uint32 *csptr; int16 args[16]; - memset(args, 0, sizeof(args)); + memset(args, 0, sizeof(args)); if (ss->cutsceneOverride > 0) // Only terminate if active - ss->cutsceneOverride--; - + ss->cutsceneOverride--; + args[0] = vm.cutSceneData[vm.cutSceneStackPointer]; _vars[VAR_OVERRIDE] = 0; @@ -777,11 +832,13 @@ void Scumm::endCutscene() { runScript(_vars[VAR_CUTSCENE_END_SCRIPT], 0, 0, args); } -void Scumm::cutscene(int16 *args) { +void Scumm::cutscene(int16 * args) +{ int scr = _currentScript; vm.slot[scr].cutsceneOverride++; - - if (++vm.cutSceneStackPointer > sizeof(vm.cutSceneData)/sizeof(vm.cutSceneData[0])) + + if (++vm.cutSceneStackPointer > + sizeof(vm.cutSceneData) / sizeof(vm.cutSceneData[0])) error("Cutscene stack overflow"); vm.cutSceneData[vm.cutSceneStackPointer] = args[0]; @@ -794,38 +851,40 @@ void Scumm::cutscene(int16 *args) { vm.cutSceneScriptIndex = 0xFF; } -void Scumm::faceActorToObj(int act, int obj) { - int x,dir; +void Scumm::faceActorToObj(int act, int obj) +{ + int x, dir; - if (getObjectOrActorXY(act)==-1) + if (getObjectOrActorXY(act) == -1) return; x = _xPos; - if (getObjectOrActorXY(obj)==-1) + if (getObjectOrActorXY(obj) == -1) return; dir = (_xPos > x) ? 90 : 270; turnToDirection(derefActorSafe(act, "faceActorToObj"), dir); } -void Scumm::animateActor(int act, int anim) { - if(_features & GF_AFTER_V7) { - int cmd,dir; +void Scumm::animateActor(int act, int anim) +{ + if (_features & GF_AFTER_V7) { + int cmd, dir; Actor *a; a = derefActorSafe(act, "animateActor"); - if (anim==0xFF) + if (anim == 0xFF) anim = 2000; - cmd = anim / 1000; + cmd = anim / 1000; dir = anim % 1000; /* temporary code */ -// dir = newDirToOldDir(dir); +// dir = newDirToOldDir(dir); - switch(cmd) { + switch (cmd) { case 2: stopActorMoving(a); startAnimActor(a, a->standFrame); @@ -846,11 +905,12 @@ void Scumm::animateActor(int act, int anim) { Actor *a; a = derefActorSafe(act, "animateActor"); - if (!a) return; - - dir = anim&3; + if (!a) + return; + + dir = anim & 3; - switch(anim>>2) { + switch (anim >> 2) { case 0x3F: stopActorMoving(a); startAnimActor(a, a->standFrame); @@ -865,25 +925,27 @@ void Scumm::animateActor(int act, int anim) { default: startAnimActor(a, anim); } - + } } -bool Scumm::isScriptRunning(int script) { +bool Scumm::isScriptRunning(int script) +{ int i; ScriptSlot *ss = vm.slot; - for (i=0; i<NUM_SCRIPT_SLOT; i++,ss++) - if (ss->number==script && (ss->where==WIO_GLOBAL || - ss->where==WIO_LOCAL) && ss->status) + for (i = 0; i < NUM_SCRIPT_SLOT; i++, ss++) + if (ss->number == script && (ss->where == WIO_GLOBAL || + ss->where == WIO_LOCAL) && ss->status) return true; return false; } -bool Scumm::isRoomScriptRunning(int script) { +bool Scumm::isRoomScriptRunning(int script) +{ int i; ScriptSlot *ss = vm.slot; - for (i=0; i<NUM_SCRIPT_SLOT; i++,ss++) - if (ss->number==script && ss->where==WIO_ROOM && ss->status) + for (i = 0; i < NUM_SCRIPT_SLOT; i++, ss++) + if (ss->number == script && ss->where == WIO_ROOM && ss->status) return true; return false; @@ -891,7 +953,8 @@ bool Scumm::isRoomScriptRunning(int script) { -void Scumm::beginOverride() { +void Scumm::beginOverride() +{ int idx; uint32 *ptr; @@ -909,7 +972,8 @@ void Scumm::beginOverride() { _vars[VAR_OVERRIDE] = 0; } -void Scumm::endOverride() { +void Scumm::endOverride() +{ int idx; uint32 *ptr; @@ -925,43 +989,46 @@ void Scumm::endOverride() { } -int Scumm::defineArray(int array, int type, int dim2, int dim1) { +int Scumm::defineArray(int array, int type, int dim2, int dim1) +{ int id; int size; ArrayHeader *ah; - if (type!=5 && type!=4) - type=5; + if (type != 5 && type != 4) + type = 5; nukeArray(array); id = getArrayId(); - if (array&0x4000) { + if (array & 0x4000) { _arrays[id] = (char)vm.slot[_currentScript].number; } - if (array&0x8000) { + if (array & 0x8000) { error("Can't define bit variable as array pointer"); } writeVar(array, id); - size = (type==5) ? 16 : 8; - size *= dim2+1; - size *= dim1+1; + size = (type == 5) ? 16 : 8; + size *= dim2 + 1; + size *= dim1 + 1; size >>= 3; - ah = (ArrayHeader*)createResource(rtString, id, size+sizeof(ArrayHeader)); + ah = + (ArrayHeader *)createResource(rtString, id, size + sizeof(ArrayHeader)); ah->type = type; - ah->dim1_size = dim1+1; - ah->dim2_size = dim2+1; + ah->dim1_size = dim1 + 1; + ah->dim2_size = dim2 + 1; return id; } -void Scumm::nukeArray(int a) { +void Scumm::nukeArray(int a) +{ int data; data = readVar(a); @@ -973,38 +1040,42 @@ void Scumm::nukeArray(int a) { writeVar(a, 0); } -int Scumm::getArrayId() { +int Scumm::getArrayId() +{ byte **addr = _baseArrays; int i; - for (i=1; i<_numArray; i++) { + for (i = 1; i < _numArray; i++) { if (!addr[i]) return i; } error("Out of array pointers, %d max", _numArray); } -void Scumm::arrayop_1(int a, byte *ptr) { +void Scumm::arrayop_1(int a, byte *ptr) +{ ArrayHeader *ah; int r; int len = getStringLen(ptr); - + r = defineArray(a, 4, 0, len); - ah = (ArrayHeader*)getResourceAddress(rtString,r); - copyString(ah->data,ptr,len); + ah = (ArrayHeader *)getResourceAddress(rtString, r); + copyString(ah->data, ptr, len); } -void Scumm::copyString(byte *dst, byte *src, int len) { +void Scumm::copyString(byte *dst, byte *src, int len) +{ if (!src) { - while (--len>=0) + while (--len >= 0) *dst++ = fetchScriptByte(); } else { - while (--len>=0) + while (--len >= 0) *dst++ = *src++; } } -int Scumm::getStringLen(byte *ptr) { +int Scumm::getStringLen(byte *ptr) +{ int len; byte c; if (!ptr) @@ -1012,15 +1083,17 @@ int Scumm::getStringLen(byte *ptr) { len = 0; do { c = *ptr++; - if (!c) break; + if (!c) + break; len++; - if (c==0xFF) + if (c == 0xFF) ptr += 3, len += 3; } while (1); - return len+1; + return len + 1; } -void Scumm::exitCutscene() { +void Scumm::exitCutscene() +{ uint32 offs = vm.cutScenePtr[vm.cutSceneStackPointer]; if (offs) { ScriptSlot *ss = &vm.slot[vm.cutSceneScript[vm.cutSceneStackPointer]]; @@ -1029,24 +1102,24 @@ void Scumm::exitCutscene() { ss->freezeCount = 0; if (ss->cutsceneOverride > 0) - ss->cutsceneOverride--; + ss->cutsceneOverride--; _vars[VAR_OVERRIDE] = 1; vm.cutScenePtr[vm.cutSceneStackPointer] = 0; } } -void Scumm::doSentence(int c, int b, int a) { - if(_features & GF_AFTER_V7) { +void Scumm::doSentence(int c, int b, int a) +{ + if (_features & GF_AFTER_V7) { SentenceTab *st; - - if (b==a) + + if (b == a) return; - st = &sentence[_sentenceNum-1]; + st = &sentence[_sentenceNum - 1]; - if (_sentenceNum && - st->unk5 == c && st->unk4==b && st->unk3==a) - return; + if (_sentenceNum && st->unk5 == c && st->unk4 == b && st->unk3 == a) + return; _sentenceNum++; st++; @@ -1055,7 +1128,7 @@ void Scumm::doSentence(int c, int b, int a) { st->unk4 = b; st->unk3 = a; st->unk = 0; - + warning("dosentence(%d,%d,%d)", c, b, a); } else { @@ -1068,7 +1141,7 @@ void Scumm::doSentence(int c, int b, int a) { st->unk4 = b; st->unk3 = a; - if (!(st->unk3&0xFF00)) + if (!(st->unk3 & 0xFF00)) st->unk2 = 0; else st->unk2 = 1; |