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authorAndrew Kurushin2010-10-21 22:32:50 +0000
committerAndrew Kurushin2010-10-21 22:32:50 +0000
commit8b72f49460efa2fde822467ce049e5e15444084a (patch)
tree256b4f3486b369729820bc63add6a178c42d4495 /engines
parentc1505d6e51d008e2a482f600a960d8fe8e378f75 (diff)
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SAGA: replace Script and Thread "::*alloc" & "::free" with Common::Array
svn-id: r53678
Diffstat (limited to 'engines')
-rw-r--r--engines/saga/resource_res.cpp2
-rw-r--r--engines/saga/saveload.cpp7
-rw-r--r--engines/saga/scene.cpp2
-rw-r--r--engines/saga/script.cpp101
-rw-r--r--engines/saga/script.h86
-rw-r--r--engines/saga/sfuncs.cpp10
-rw-r--r--engines/saga/sthread.cpp24
7 files changed, 87 insertions, 145 deletions
diff --git a/engines/saga/resource_res.cpp b/engines/saga/resource_res.cpp
index ab983ba0d4..7e3e4e5b25 100644
--- a/engines/saga/resource_res.cpp
+++ b/engines/saga/resource_res.cpp
@@ -48,7 +48,7 @@ void Resource_RES::loadGlobalResources(int chapter, int actorsEntrance) {
if (chapter < 0)
chapter = !_vm->isIHNMDemo() ? 8 : 7;
- _vm->_script->_globalVoiceLUT.freeMem();
+ _vm->_script->_globalVoiceLUT.clear();
// TODO: close chapter context, or rather reassign it in our case
diff --git a/engines/saga/saveload.cpp b/engines/saga/saveload.cpp
index 2740462dab..23ab43bdd7 100644
--- a/engines/saga/saveload.cpp
+++ b/engines/saga/saveload.cpp
@@ -240,9 +240,9 @@ void SagaEngine::save(const char *fileName, const char *saveName) {
_actor->saveState(out);
- out->writeSint16LE(_script->_commonBufferSize);
+ out->writeSint16LE(_script->_commonBuffer.size());
- out->write(_script->_commonBuffer, _script->_commonBufferSize);
+ out->write(&_script->_commonBuffer.front(), _script->_commonBuffer.size());
// ISO map x, y coordinates for ITE
if (getGameId() == GID_ITE) {
@@ -351,7 +351,8 @@ void SagaEngine::load(const char *fileName) {
_actor->loadState(in);
commonBufferSize = in->readSint16LE();
- in->read(_script->_commonBuffer, commonBufferSize);
+ _script->_commonBuffer.resize(commonBufferSize);
+ in->read(&_script->_commonBuffer.front(), commonBufferSize);
if (getGameId() == GID_ITE) {
mapx = in->readSint16LE();
diff --git a/engines/saga/scene.cpp b/engines/saga/scene.cpp
index 5b42932ec8..9750cf308a 100644
--- a/engines/saga/scene.cpp
+++ b/engines/saga/scene.cpp
@@ -624,7 +624,7 @@ void Scene::loadScene(LoadSceneParams &loadSceneParams) {
_vm->_interface->setLeftPortrait(0);
_vm->_anim->freeCutawayList();
- _vm->_script->freeModules();
+ _vm->_script->clearModules();
// deleteAllScenes();
diff --git a/engines/saga/script.cpp b/engines/saga/script.cpp
index f40d15f30c..45f10f35c3 100644
--- a/engines/saga/script.cpp
+++ b/engines/saga/script.cpp
@@ -49,7 +49,8 @@ SAGA1Script::SAGA1Script(SagaEngine *vm) : Script(vm) {
byte *resourcePointer;
size_t resourceLength;
int prevTell;
- int i, j;
+ uint ui;
+ int j;
byte *stringsPointer;
size_t stringsLength;
@@ -67,9 +68,7 @@ SAGA1Script::SAGA1Script(SagaEngine *vm) : Script(vm) {
_pointerObject = ID_NOTHING;
_staticSize = 0;
- _commonBufferSize = COMMON_BUFFER_SIZE;
- _commonBuffer = (byte*)malloc(_commonBufferSize);
- memset(_commonBuffer, 0, _commonBufferSize);
+ _commonBuffer.resize(COMMON_BUFFER_SIZE);
debug(8, "Initializing scripting subsystem");
// Load script resource file context
@@ -98,30 +97,26 @@ SAGA1Script::SAGA1Script(SagaEngine *vm) : Script(vm) {
}
// Calculate number of entries
- _modulesCount = resourceLength / _modulesLUTEntryLen;
+ int modulesCount = resourceLength / _modulesLUTEntryLen;
- debug(3, "LUT has %i entries", _modulesCount);
+ debug(3, "LUT has %i entries", modulesCount);
// Allocate space for logical LUT
- _modules = (ModuleData *)malloc(_modulesCount * sizeof(*_modules));
- if (_modules == NULL) {
- memoryError("Script::Script()");
- }
+ _modules.resize(modulesCount);
// Convert LUT resource to logical LUT
MemoryReadStreamEndian scriptS(resourcePointer, resourceLength, resourceContext->isBigEndian());
- for (i = 0; i < _modulesCount; i++) {
- memset(&_modules[i], 0, sizeof(ModuleData));
+ for (ui = 0; ui < _modules.size(); ui++) {
prevTell = scriptS.pos();
- _modules[i].scriptResourceId = scriptS.readUint16();
- _modules[i].stringsResourceId = scriptS.readUint16();
- _modules[i].voicesResourceId = scriptS.readUint16();
+ _modules[ui].scriptResourceId = scriptS.readUint16();
+ _modules[ui].stringsResourceId = scriptS.readUint16();
+ _modules[ui].voicesResourceId = scriptS.readUint16();
// Skip the unused portion of the structure
for (j = scriptS.pos(); j < prevTell + _modulesLUTEntryLen; j++) {
if (scriptS.readByte() != 0)
- warning("Unused scriptLUT part isn't really unused for LUT %d (pos: %d)", i, j);
+ warning("Unused scriptLUT part isn't really unused for LUT %d (pos: %d)", ui, j);
}
}
@@ -157,13 +152,6 @@ SAGA1Script::SAGA1Script(SagaEngine *vm) : Script(vm) {
SAGA1Script::~SAGA1Script() {
debug(8, "Shutting down scripting subsystem.");
-
- _globalVoiceLUT.freeMem();
-
- freeModules();
- free(_modules);
-
- free(_commonBuffer);
}
SAGA2Script::SAGA2Script(SagaEngine *vm) : Script(vm) {
@@ -188,9 +176,9 @@ SAGA2Script::SAGA2Script(SagaEngine *vm) : Script(vm) {
_modulesLUTEntryLen = sizeof(uint32);
// Calculate number of entries
- _modulesCount = resourceLength / _modulesLUTEntryLen + 1;
+ int modulesCount = resourceLength / _modulesLUTEntryLen + 1;
- debug(3, "LUT has %i entries", _modulesCount);
+ debug(3, "LUT has %i entries", modulesCount);
// Script data segment
/*
@@ -993,8 +981,8 @@ void Script::opSpeak(SCRIPTOP_PARAMS) {
}
} else {
#endif
- if (thread->_voiceLUT->voicesCount > first)
- sampleResourceId = thread->_voiceLUT->voices[first];
+ if (thread->_voiceLUT->size() > uint16(first))
+ sampleResourceId = (*thread->_voiceLUT)[uint16(first)];
#if 0
}
#endif
@@ -1066,12 +1054,12 @@ void Script::opJmpSeedRandom(SCRIPTOP_PARAMS) {
warning("opJmpSeedRandom");
}
-void Script::loadModule(int scriptModuleNumber) {
+void Script::loadModule(uint scriptModuleNumber) {
byte *resourcePointer;
size_t resourceLength;
// Validate script number
- if ((scriptModuleNumber < 0) || (scriptModuleNumber >= _modulesCount)) {
+ if ((scriptModuleNumber < 0) || (scriptModuleNumber >= _modules.size())) {
error("Script::loadScript() Invalid script module number");
}
@@ -1101,60 +1089,56 @@ void Script::loadModule(int scriptModuleNumber) {
_modules[scriptModuleNumber].staticOffset = _staticSize;
_staticSize += _modules[scriptModuleNumber].staticSize;
- if (_staticSize > _commonBufferSize) {
- error("Script::loadModule() _staticSize > _commonBufferSize");
+ if (_staticSize > _commonBuffer.size()) {
+ error("Script::loadModule() _staticSize > _commonBuffer.size()");
}
_modules[scriptModuleNumber].loaded = true;
}
-void Script::freeModules() {
- int i;
- for (i = 0; i < _modulesCount; i++) {
+void Script::clearModules() {
+ uint i;
+ for (i = 0; i < _modules.size(); i++) {
if (_modules[i].loaded) {
- _modules[i].freeMem();
- _modules[i].loaded = false;
+ _modules[i].clear();
}
}
_staticSize = 0;
}
void Script::loadModuleBase(ModuleData &module, const byte *resourcePointer, size_t resourceLength) {
- int i;
+ uint i;
debug(3, "Loading module base...");
- module.moduleBase = (byte*)malloc(resourceLength);
- module.moduleBaseSize = resourceLength;
+ module.moduleBase.resize(resourceLength);
+
+ memcpy(&module.moduleBase.front(), resourcePointer, resourceLength);
- memcpy(module.moduleBase, resourcePointer, resourceLength);
+ MemoryReadStreamEndian scriptS(&module.moduleBase.front(), module.moduleBase.size(), _scriptContext->isBigEndian());
- MemoryReadStreamEndian scriptS(module.moduleBase, module.moduleBaseSize, _scriptContext->isBigEndian());
-
- module.entryPointsCount = scriptS.readUint16();
+ uint entryPointsCount = scriptS.readUint16();
scriptS.readUint16(); //skip
- module.entryPointsTableOffset = scriptS.readUint16();
+ uint16 entryPointsTableOffset; // offset of entrypoint table in moduleBase
+ entryPointsTableOffset = scriptS.readUint16();
scriptS.readUint16(); //skip
- if ((module.moduleBaseSize - module.entryPointsTableOffset) < (module.entryPointsCount * SCRIPT_TBLENTRY_LEN)) {
+ if ((module.moduleBase.size() - entryPointsTableOffset) < (entryPointsCount * SCRIPT_TBLENTRY_LEN)) {
error("Script::loadModuleBase() Invalid table offset");
}
- if (module.entryPointsCount > SCRIPT_MAX) {
+ if (entryPointsCount > SCRIPT_MAX) {
error("Script::loadModuleBase()Script limit exceeded");
}
- module.entryPoints = (EntryPoint *)malloc(module.entryPointsCount * sizeof(*module.entryPoints));
- if (module.entryPoints == NULL) {
- memoryError("Script::loadModuleBase");
- }
+ module.entryPoints.resize(entryPointsCount);
// Read in the entrypoint table
module.staticSize = scriptS.readUint16();
- while (scriptS.pos() < module.entryPointsTableOffset)
+ while (scriptS.pos() < entryPointsTableOffset)
scriptS.readByte();
- for (i = 0; i < module.entryPointsCount; i++) {
+ for (i = 0; i < module.entryPoints.size(); i++) {
// First uint16 is the offset of the entrypoint name from the start
// of the bytecode resource, second uint16 is the offset of the
// bytecode itself for said entrypoint
@@ -1162,7 +1146,7 @@ void Script::loadModuleBase(ModuleData &module, const byte *resourcePointer, siz
module.entryPoints[i].offset = scriptS.readUint16();
// Perform a simple range check on offset values
- if ((module.entryPoints[i].nameOffset >= module.moduleBaseSize) || (module.entryPoints[i].offset >= module.moduleBaseSize)) {
+ if ((module.entryPoints[i].nameOffset >= module.moduleBase.size()) || (module.entryPoints[i].offset >= module.moduleBase.size())) {
error("Script::loadModuleBase() Invalid offset encountered in script entrypoint table");
}
}
@@ -1171,17 +1155,12 @@ void Script::loadModuleBase(ModuleData &module, const byte *resourcePointer, siz
void Script::loadVoiceLUT(VoiceLUT &voiceLUT, const byte *resourcePointer, size_t resourceLength) {
uint16 i;
- voiceLUT.voicesCount = resourceLength / 2;
-
- voiceLUT.voices = (uint16 *)malloc(voiceLUT.voicesCount * sizeof(*voiceLUT.voices));
- if (voiceLUT.voices == NULL) {
- error("Script::loadVoiceLUT() not enough memory");
- }
+ voiceLUT.resize(resourceLength / 2);
MemoryReadStreamEndian scriptS(resourcePointer, resourceLength, _scriptContext->isBigEndian());
- for (i = 0; i < voiceLUT.voicesCount; i++) {
- voiceLUT.voices[i] = scriptS.readUint16();
+ for (i = 0; i < voiceLUT.size(); i++) {
+ voiceLUT[i] = scriptS.readUint16();
}
}
diff --git a/engines/saga/script.h b/engines/saga/script.h
index 56261a9365..10fa69315b 100644
--- a/engines/saga/script.h
+++ b/engines/saga/script.h
@@ -129,16 +129,7 @@ struct EntryPoint {
uint16 offset;
};
-struct VoiceLUT {
- uint16 voicesCount;
- uint16 *voices;
- void freeMem() {
- voicesCount = 0;
- free(voices);
- }
- VoiceLUT() {
- memset(this, 0, sizeof(*this));
- }
+class VoiceLUT : public Common::Array<uint16> {
};
struct ModuleData {
@@ -147,28 +138,29 @@ struct ModuleData {
int stringsResourceId;
int voicesResourceId;
- byte *moduleBase; // all base module
- uint16 moduleBaseSize; // base module size
+ Common::Array<byte> moduleBase; // all base module
uint16 staticSize; // size of static data
uint staticOffset; // offset of static data begining in _commonBuffer
-
- uint16 entryPointsTableOffset; // offset of entrypoint table in moduleBase
- uint16 entryPointsCount;
- EntryPoint *entryPoints;
+ Common::Array<EntryPoint> entryPoints;
StringsTable strings;
VoiceLUT voiceLUT;
- void freeMem() {
+
+ void clear() {
+ loaded = false;
strings.clear();
- voiceLUT.freeMem();
- free(moduleBase);
- free(entryPoints);
+ voiceLUT.clear();
+ moduleBase.clear();
+ entryPoints.clear();
+ }
+
+ ModuleData() : loaded(false), scriptResourceId(0), stringsResourceId(0), voicesResourceId(0), staticSize(0), staticOffset(0) {
}
};
class ScriptThread {
public:
- int16 *_stackBuf;
+ Common::Array<int16> _stackBuf;
uint16 _stackTopIndex;
uint16 _frameIndex;
@@ -264,41 +256,15 @@ public:
}
ScriptThread() {
- memset(this, 0xFE, sizeof(*this));
- _flags = kTFlagNone;
- _stackBuf = 0;
- }
-
- // copy constructor
- ScriptThread(const ScriptThread& s) {
- // Verify that s doesn't have a non-zero _stackBuf, for else
- // we would have to clone that buffer, too, which we currently
- // don't do. This case should never occur anyway, though (at
- // least as long as the thread handling code does not change).
- assert(!s._stackBuf);
+ memset(&_frameIndex, 0xFE, sizeof(_frameIndex));
+ memset(_threadVars, 0xFE, sizeof(_threadVars));
+ memset(&_waitType, 0xFE, sizeof(_waitType));
+ memset(&_sleepTime, 0xFE, sizeof(_sleepTime));
+ memset(&_threadObj, 0xFE, sizeof(_threadObj));
+ memset(&_returnValue, 0xFE, sizeof(_threadObj));
+ memset(&_frameWait, 0xFE, sizeof(_frameWait));
- memcpy(this, &s, sizeof(*this));
- }
-
- // assignment operator
- ScriptThread& operator=(const ScriptThread &s) {
- if (this == &s)
- return *this;
-
- // Verify that s doesn't have a non-zero _stackBuf, for else
- // we would have to clone that buffer, too, which we currently
- // don't do. This case should never occur anyway, though (at
- // least as long as the thread handling code does not change).
- assert(!s._stackBuf);
-
- free(_stackBuf);
- memcpy(this, &s, sizeof(*this));
-
- return *this;
- }
-
- ~ScriptThread() {
- free(_stackBuf);
+ _flags = kTFlagNone;
}
};
@@ -315,8 +281,8 @@ public:
Script(SagaEngine *vm);
virtual ~Script();
- void loadModule(int scriptModuleNumber);
- void freeModules();
+ void loadModule(uint scriptModuleNumber);
+ void clearModules();
void doVerb();
void showVerb(int statusColor = -1);
@@ -384,13 +350,11 @@ protected:
ResourceContext *_dataContext;
uint16 _modulesLUTEntryLen;
- ModuleData *_modules;
- int _modulesCount;
+ Common::Array<ModuleData> _modules;
TextListEntry *_placardTextEntry;
friend class SagaEngine;
- byte *_commonBuffer;
- uint _commonBufferSize;
+ Common::Array<byte> _commonBuffer;
uint _staticSize;
ScriptThreadList _threadList;
diff --git a/engines/saga/sfuncs.cpp b/engines/saga/sfuncs.cpp
index 328d4040af..17dbc9dbab 100644
--- a/engines/saga/sfuncs.cpp
+++ b/engines/saga/sfuncs.cpp
@@ -782,11 +782,11 @@ void Script::sfSimulSpeech(SCRIPTFUNC_PARAMS) {
for (i = 0; i < actorsCount; i++)
actorsIds[i] = thread->pop();
- if (thread->_voiceLUT->voices) {
+ if (!thread->_voiceLUT->empty()) {
if (_vm->getGameId() == GID_IHNM && stringId >= 338) {
sampleResourceId = -1;
} else {
- sampleResourceId = thread->_voiceLUT->voices[stringId];
+ sampleResourceId = (*thread->_voiceLUT)[stringId];
if (sampleResourceId <= 0 || sampleResourceId > 4000)
sampleResourceId = -1;
}
@@ -1042,8 +1042,8 @@ void Script::sfSimulSpeech2(SCRIPTFUNC_PARAMS) {
for (i = 0; i < actorsCount; i++)
actorsIds[i] = thread->pop();
- if (thread->_voiceLUT->voices) {
- sampleResourceId = thread->_voiceLUT->voices[stringId];
+ if (!thread->_voiceLUT->empty()) {
+ sampleResourceId = (*thread->_voiceLUT)[stringId];
if (sampleResourceId <= 0 || sampleResourceId > 4000)
sampleResourceId = -1;
}
@@ -1527,7 +1527,7 @@ void Script::finishDialog(int strID, int replyID, int flags, int bitOffset) {
const char *str = _conversingThread->_strings->getString(strID);
if (*str != '[') {
int sampleResourceId = -1;
- sampleResourceId = _conversingThread->_voiceLUT->voices[strID];
+ sampleResourceId = (*_conversingThread->_voiceLUT)[strID];
if (sampleResourceId < 0 || sampleResourceId > 4000)
sampleResourceId = -1;
diff --git a/engines/saga/sthread.cpp b/engines/saga/sthread.cpp
index be674e5acd..1e0fe52618 100644
--- a/engines/saga/sthread.cpp
+++ b/engines/saga/sthread.cpp
@@ -39,16 +39,18 @@ namespace Saga {
ScriptThread &Script::createThread(uint16 scriptModuleNumber, uint16 scriptEntryPointNumber) {
loadModule(scriptModuleNumber);
- if (_modules[scriptModuleNumber].entryPointsCount <= scriptEntryPointNumber) {
+ if (_modules[scriptModuleNumber].entryPoints.size() <= scriptEntryPointNumber) {
error("Script::createThread wrong scriptEntryPointNumber");
}
- ScriptThread newThread;
+ ScriptThread tmp;
+ _threadList.push_front(tmp);
+ ScriptThread &newThread = _threadList.front();
newThread._instructionOffset = _modules[scriptModuleNumber].entryPoints[scriptEntryPointNumber].offset;
- newThread._commonBase = _commonBuffer;
- newThread._staticBase = _commonBuffer + _modules[scriptModuleNumber].staticOffset;
- newThread._moduleBase = _modules[scriptModuleNumber].moduleBase;
- newThread._moduleBaseSize = _modules[scriptModuleNumber].moduleBaseSize;
+ newThread._commonBase = &_commonBuffer.front();
+ newThread._staticBase = &_commonBuffer.front() + _modules[scriptModuleNumber].staticOffset;
+ newThread._moduleBase = &_modules[scriptModuleNumber].moduleBase.front();
+ newThread._moduleBaseSize = _modules[scriptModuleNumber].moduleBase.size();
newThread._strings = &_modules[scriptModuleNumber].strings;
if (_vm->getGameId() == GID_IHNM)
@@ -56,14 +58,10 @@ ScriptThread &Script::createThread(uint16 scriptModuleNumber, uint16 scriptEntry
else
newThread._voiceLUT = &_modules[scriptModuleNumber].voiceLUT;
- _threadList.push_front(newThread);
-
+ newThread._stackBuf.resize(ScriptThread::THREAD_STACK_SIZE);
+ newThread._stackTopIndex = ScriptThread::THREAD_STACK_SIZE - 2;
debug(3, "createThread(). Total threads: %d", _threadList.size());
-
- ScriptThread &tmp = *_threadList.begin();
- tmp._stackBuf = (int16 *)malloc(ScriptThread::THREAD_STACK_SIZE * sizeof(int16));
- tmp._stackTopIndex = ScriptThread::THREAD_STACK_SIZE - 2;
- return tmp;
+ return newThread;
}
void Script::wakeUpActorThread(int waitType, void *threadObj) {