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The-Simpsons-Hit-and-Run/game/code/data/gamedatamanager.cpp

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//===========================================================================
// Copyright (C) 2000 Radical Entertainment Ltd. All rights reserved.
//
// Component: GameDataManager
//
// Description: Implementation of the GameDataManager class.
//
// Authors: Tony Chu
//
// Revisions Date Author Revision
// 2002/09/16 TChu Created for SRR2
//
//===========================================================================
//#define PRINT_RAW_DATA // to debug output
//===========================================================================
// Includes
//===========================================================================
#include <data/gamedatamanager.h>
#include <data/savegameinfo.h>
#include <data/memcard/memorycardmanager.h>
#include <string.h>
#ifndef WORLD_BUILDER
#include <memory/srrmemory.h>
#else
#define MEMTRACK_PUSH_GROUP(x)
#define MEMTRACK_POP_GROUP(x)
#define GMA_PERSISTENT 0
#define GMA_DEFAULT 0
#define GMA_TEMP 0
#endif
#include <radfile.hpp>
#include <raddebugwatch.hpp>
#include <radtime.hpp>
#ifdef RAD_PS2
#include <radstring.hpp>
#endif
#ifdef RAD_PS2
const unsigned int MAX_GAME_DATA_SIZE = 8600; // in bytes (since ps2 have different byte packing)
#else
const unsigned int MAX_GAME_DATA_SIZE = 7500; // in bytes
#endif
// Static pointer to instance of singleton.
GameDataManager* GameDataManager::spInstance = NULL;
//===========================================================================
// Local Constants
//===========================================================================
#ifdef RAD_PS2
const char* SAVED_GAME_TITLE = "The Simpsons:Hit & Run"; // there should be no space betw. "Simpsons:" and "Hit"
// due to line break inserted there
#endif
#ifdef RAD_XBOX
// Xbox TCR Requirement!!!
//
#define ENABLE_MINIMUM_LOAD_SAVE_TIME
const unsigned int MINIMUM_LOAD_SAVE_TIME = 2000; // in msec
#else
#define ENABLE_MINIMUM_LOAD_SAVE_TIME
const unsigned int MINIMUM_LOAD_SAVE_TIME = 1000; // in msec
#endif
#ifdef RAD_PS2
const unsigned int MINIMUM_DELETE_TIME = 3000; // in msec
#else
const unsigned int MINIMUM_DELETE_TIME = 1000; // in msec
#endif
#ifdef RAD_PS2
/* Filename for PS2 saved games must be prefixed with the following:
*
* (BISLPS | BISLPM | BISCPS | BASLUS | BASCUS | BESLES | BESCES)-#####
*
* Example: "BASCUS-12345savegame.dat"
*
*/
#ifdef PAL
#define PS2_FILENAME_PREFIX "BESLES-51897"
#else
#define PS2_FILENAME_PREFIX "BASLUS-20624"
#endif
#else
#define PS2_FILENAME_PREFIX ""
#endif
#ifdef DEBUGWATCH
const char* WATCHER_NAMESPACE = "Game Data Manager";
unsigned int g_wCurrentSlot = 0;
static void LoadGameFromWatcher()
{
if( GetMemoryCardManager()->GetCurrentDrive() != NULL )
{
GetGameDataManager()->LoadGame( g_wCurrentSlot );
}
else
{
rTunePrintf( "*** Can't load game! No memory device selected!\n" );
}
}
static void SaveGameFromWatcher()
{
if( GetMemoryCardManager()->GetCurrentDrive() != NULL )
{
GetGameDataManager()->SaveGame( g_wCurrentSlot );
}
else
{
rTunePrintf( "*** Can't save game! No memory device selected!\n" );
}
}
#endif
//===========================================================================
// Public Member Functions
//===========================================================================
//==============================================================================
// GameDataManager::CreateInstance
//==============================================================================
//
// Description: - Creates the Game Data Manager.
//
// Parameters: None.
//
// Return: Pointer to the GameDataManager.
//
// Constraints: This is a singleton so only one instance is allowed.
//
//==============================================================================
GameDataManager* GameDataManager::CreateInstance()
{
MEMTRACK_PUSH_GROUP( "GameDataManager" );
spInstance = new GameDataManager;
rAssert( spInstance != NULL );
MEMTRACK_POP_GROUP( "GameDataManager" );
// create other singletons owned by GameDataManager
//
MemoryCardManager* pMemoryCardManager = MemoryCardManager::CreateInstance();
rAssert( pMemoryCardManager != NULL );
return spInstance;
}
//==============================================================================
// GameDataManager::DestroyInstance
//==============================================================================
//
// Description: Destroy the Game Data Manager.
//
// Parameters: None.
//
// Return: None.
//
//==============================================================================
void GameDataManager::DestroyInstance()
{
// destroy other singletons owned by GameDataManager
//
MemoryCardManager::DestroyInstance();
rAssert( spInstance != NULL );
delete spInstance;
spInstance = NULL;
}
//==============================================================================
// GameDataManager::GetInstance
//==============================================================================
//
// Description: - Access point for the GameDataManager singleton.
// - Creates the GameDataManager if needed.
//
// Parameters: None.
//
// Return: Pointer to the GameDataManager.
//
// Constraints: This is a singleton so only one instance is allowed.
//
//==============================================================================
GameDataManager* GameDataManager::GetInstance()
{
rAssert( spInstance != NULL );
return spInstance;
}
//===========================================================================
// GameDataManager::GameDataManager
//===========================================================================
// Description:
//
// Constraints: None.
//
// Parameters: None.
//
// Return:
//
//===========================================================================
GameDataManager::GameDataManager()
: m_numRegisteredGameData( 0 ),
m_gameDataBuffer( NULL ),
m_gameDataSize( 0 ),
m_gameDataLoadCallback( NULL ),
m_gameDataSaveCallback( NULL ),
m_gameDataDeleteCallback( NULL ),
#ifdef ENABLE_MINIMUM_LOAD_SAVE_TIME
m_minimumLoadSaveTime( MINIMUM_LOAD_SAVE_TIME ),
#else
m_minimumLoadSaveTime( 0 ),
#endif
m_elapsedOperationTime( 0 ),
m_isGameLoaded( false ),
m_saveGameInfoHandler( NULL ),
m_radFile( NULL ),
m_currentFileOperation( FILE_OP_NONE )
{
rAssertMsg( sizeof( GameDataByte ) == 1,
"WARNING: *** Size of GameDataByte is not 1 byte! Is that OK??" );
for( unsigned int i = 0; i < sizeof( m_registeredGameData ) /
sizeof( m_registeredGameData[ 0 ] ); i++ )
{
m_registeredGameData[ i ] = NULL;
}
// create the save game info handler, and register it before anything else
//
m_saveGameInfoHandler = new SaveGameInfo;
rAssert( m_saveGameInfoHandler );
this->RegisterGameData( m_saveGameInfoHandler,
SaveGameInfo::GetSize(),
"Save Game Info" );
}
//===========================================================================
// GameDataManager::~GameDataManager
//===========================================================================
// Description:
//
// Constraints: None.
//
// Parameters: None.
//
// Return:
//
//===========================================================================
GameDataManager::~GameDataManager()
{
#ifdef DEBUGWATCH
::radDbgWatchDelete( &g_wCurrentSlot );
#endif
if( m_saveGameInfoHandler != NULL )
{
delete m_saveGameInfoHandler;
m_saveGameInfoHandler = NULL;
}
for( unsigned int i = 0; i < m_numRegisteredGameData; i++ )
{
if( m_registeredGameData[ i ] != NULL )
{
delete m_registeredGameData[ i ];
m_registeredGameData[ i ] = NULL;
}
}
}
void
GameDataManager::Init()
{
MEMTRACK_PUSH_GROUP( "GameDataManager" );
// initialize memory card manager
//
GetMemoryCardManager()->Init( this );
#ifdef DEBUGWATCH
::radDbgWatchAddUnsignedInt( &g_wCurrentSlot,
"Game Slot",
WATCHER_NAMESPACE,
NULL, NULL, 0, NUM_GAME_SLOTS - 1 );
::radDbgWatchAddFunction( "Load Game",
(RADDEBUGWATCH_CALLBACK)LoadGameFromWatcher,
NULL,
WATCHER_NAMESPACE );
::radDbgWatchAddFunction( "Save Game",
(RADDEBUGWATCH_CALLBACK)SaveGameFromWatcher,
NULL,
WATCHER_NAMESPACE );
#endif
MEMTRACK_POP_GROUP( "GameDataManager" );
}
void
GameDataManager::Update( unsigned int elapsedTime )
{
if( m_currentFileOperation != FILE_OP_NONE )
{
#ifdef ENABLE_MINIMUM_LOAD_SAVE_TIME
if( m_elapsedOperationTime > m_minimumLoadSaveTime )
{
if( m_currentFileOperation == FILE_OP_LOAD_COMPLETED )
{
if( m_gameDataLoadCallback != NULL )
{
m_gameDataLoadCallback->OnLoadGameComplete( Success );
}
m_currentFileOperation = FILE_OP_NONE;
}
if( m_currentFileOperation == FILE_OP_SAVE_COMPLETED )
{
if( m_gameDataSaveCallback != NULL )
{
m_gameDataSaveCallback->OnSaveGameComplete( Success );
}
m_currentFileOperation = FILE_OP_NONE;
}
}
#endif // ENABLE_MINIMUM_LOAD_SAVE_TIME
if( m_elapsedOperationTime > MINIMUM_DELETE_TIME )
{
if( m_currentFileOperation == FILE_OP_DELETE_COMPLETED )
{
if( m_gameDataDeleteCallback != NULL )
{
m_gameDataDeleteCallback->OnDeleteGameComplete( m_lastError );
m_gameDataDeleteCallback = NULL;
}
m_currentFileOperation = FILE_OP_NONE;
}
}
m_elapsedOperationTime += elapsedTime;
}
}
void
GameDataManager::RegisterGameData( GameDataHandler* gdHandler,
unsigned int numBytes,
const char* name )
{
MEMTRACK_PUSH_GROUP( "GameDataManager" );
rAssert( gdHandler != NULL );
rAssert( numBytes >= 0 );
rAssertMsg( m_numRegisteredGameData < MAX_NUM_GAME_DATA,
"ERROR: *** Exceeded maximum number of registered game data!" );
#ifndef WORLD_BUILDER
HeapMgr()->PushHeap( GMA_PERSISTENT );
#endif
// create new game data
//
GameData* newGameData = new GameData;
rAssert( newGameData );
newGameData->m_gdHandler = gdHandler;
newGameData->m_numBytes = numBytes;
#ifdef RAD_DEBUG
if( name != NULL )
{
strncpy( newGameData->m_name, name, sizeof( newGameData->m_name ) );
}
else
{
strcpy( newGameData->m_name, "" );
}
rTunePrintf( ">> Registered Game Data [%d]: %s (%d bytes)\n",
m_numRegisteredGameData,
newGameData->m_name,
newGameData->m_numBytes );
#endif
// add to registered list of game data
//
m_registeredGameData[ m_numRegisteredGameData ] = newGameData;
m_numRegisteredGameData++;
// update game data size
//
m_gameDataSize += numBytes;
rReleasePrintf( ">> Total Game Data Size = %d bytes\n", m_gameDataSize );
// rReleaseAssertMsg( m_gameDataSize <= MAX_GAME_DATA_SIZE,
// "ERROR: *** Max Game Data Size Exceeded!" );
#ifndef WORLD_BUILDER
HeapMgr()->PopHeap( GMA_PERSISTENT );
#endif
MEMTRACK_POP_GROUP( "GameDataManager" );
}
void
GameDataManager::LoadGame( unsigned int slot, GameDataLoadCallback* callback, const char *load_filename )
{
rAssertMsg( slot < NUM_GAME_SLOTS, "ERROR: *** Invalid game slot!" );
rReleasePrintf( ">> Loading game from slot %d ... ...\n", slot + 1 );
m_gameDataLoadCallback = callback;
// open save game file for reading
//
char filename[ radFileFilenameMax + 1 ];
if (load_filename==NULL) // set up predefined filename
this->FormatSavedGameFilename( filename,
sizeof( filename ),
slot );
else
strcpy( filename, load_filename ); // filename is passed in for xbox
IRadDrive* currentDrive = GetMemoryCardManager()->GetCurrentDrive();
rAssert( currentDrive );
#ifndef RAD_WIN32
currentDrive->SaveGameOpenAsync( &m_radFile,
filename,
false,
OpenExisting,
NULL,
m_gameDataSize,
true);
#else
currentDrive->FileOpenAsync( &m_radFile,
filename,
false,
OpenExisting );
#endif // ~RAD_WIN32
rAssert( m_radFile );
m_radFile->AddCompletionCallback( this, NULL );
// allocate temp memory for game data buffer
//
rAssert( m_gameDataBuffer == NULL );
#ifndef WORLD_BUILDER
HeapMgr()->PushHeap( GMA_TEMP );
#endif
m_gameDataBuffer = new GameDataByte[ m_gameDataSize ];
#ifndef WORLD_BUILDER
HeapMgr()->PopHeap( GMA_TEMP );
#endif
rAssert( m_gameDataBuffer != NULL );
m_currentFileOperation = FILE_OP_OPEN_FOR_READING;
m_elapsedOperationTime = 0;
}
radFileError GameDataManager::DeleteGame( const char *fileName,
bool async,
GameDataDeleteCallback* callback )
{
rAssert(m_currentFileOperation == FILE_OP_NONE);
m_currentFileOperation = FILE_OP_DELETE;
IRadDrive* currentDrive = GetMemoryCardManager()->GetCurrentDrive();
rAssert( currentDrive );
m_lastError = Success;
if( async )
{
currentDrive->DestroyFileAsync( fileName, true );
currentDrive->AddCompletionCallback( this, NULL );
rAssert( callback != NULL );
m_gameDataDeleteCallback = callback;
m_elapsedOperationTime = 0;
}
else
{
currentDrive->DestroyFileSync( fileName, true );
m_currentFileOperation = FILE_OP_NONE;
}
return m_lastError;
}
void
GameDataManager::SaveGame( unsigned int slot, GameDataSaveCallback* callback )
{
rAssertMsg( slot < NUM_GAME_SLOTS, "ERROR: *** Invalid game slot!" );
rReleasePrintf( ">> Saving game to slot %d ... ...\n", slot + 1 );
m_gameDataSaveCallback = callback;
// allocate temp memory for game data buffer
//
rAssert( m_gameDataBuffer == NULL );
#ifndef WORLD_BUILDER
HeapMgr()->PushHeap( GMA_TEMP );
#endif
m_gameDataBuffer = new GameDataByte[ m_gameDataSize ];
#ifndef WORLD_BUILDER
HeapMgr()->PopHeap( GMA_TEMP );
#endif
rAssert( m_gameDataBuffer != NULL );
this->SaveAllData();
// update saved game title in memcard info before saving
//
#ifdef RAD_GAMECUBE
char levelMissionInfo[ 32 ];
m_saveGameInfoHandler->FormatLevelMissionInfo( levelMissionInfo );
char savedGameTitle[ 32 ];
sprintf( savedGameTitle, "Slot %d %s", slot + 1, levelMissionInfo );
GetMemoryCardManager()->UpdateMemcardInfo( savedGameTitle );
#endif
#ifdef RAD_PS2
char levelMissionInfo[ 32 ];
m_saveGameInfoHandler->FormatLevelMissionInfo( levelMissionInfo );
char savedGameTitle[ 32 ];
sprintf( savedGameTitle, "%s (%d)", SAVED_GAME_TITLE, slot + 1 );
GetMemoryCardManager()->UpdateMemcardInfo( savedGameTitle, 13 );
#endif
#ifdef RAD_XBOX
GetMemoryCardManager()->UpdateMemcardInfo( NULL );
#endif
#ifdef RAD_WIN32
GetMemoryCardManager()->UpdateMemcardInfo( NULL );
#endif
// open save game file for writing
//
char filename[ radFileFilenameMax + 1 ];
this->FormatSavedGameFilename( filename,
sizeof( filename ),
slot );
IRadDrive* currentDrive = GetMemoryCardManager()->GetCurrentDrive();
rAssert( currentDrive );
#ifdef RAD_XBOX
m_saveGameInfoHandler->FormatDisplay(filename, sizeof(filename)); // define filename for xbox
#endif
#ifndef RAD_WIN32
const radMemcardInfo* memcardInfo = GetMemoryCardManager()->GetMemcardInfo();
bool simpleName = false;
#ifdef RAD_XBOX
simpleName = true; // set the flag so radcore doesn't process ':' and '/'
#endif
#ifdef RAD_PS2
radFileOpenFlags fileOpenFlags = OpenAlways;
#else
radFileOpenFlags fileOpenFlags = CreateAlways;
#endif
currentDrive->SaveGameOpenAsync( &m_radFile,
filename,
true,
fileOpenFlags,
const_cast<radMemcardInfo*>( memcardInfo ),
m_gameDataSize, simpleName );
#else
currentDrive->FileOpenAsync( &m_radFile,
filename,
true,
CreateAlways );
#endif // ~RAD_WIN32
rAssert( m_radFile );
m_radFile->AddCompletionCallback( this, NULL );
m_currentFileOperation = FILE_OP_OPEN_FOR_WRITING;
m_elapsedOperationTime = 0;
}
void
GameDataManager::ResetGame()
{
// tell all game data handlers to reset their data to defaults
//
for( unsigned int i = 0; i < m_numRegisteredGameData; i++ )
{
rAssert( m_registeredGameData[ i ] != NULL &&
m_registeredGameData[ i ]->m_gdHandler != NULL );
m_registeredGameData[ i ]->m_gdHandler->ResetData();
}
// game is no longer loaded
//
m_isGameLoaded = false;
}
void
GameDataManager::SetMinimumLoadSaveTime( unsigned int minimumTime )
{
m_minimumLoadSaveTime = minimumTime;
}
void
GameDataManager::RestoreDefaultMinimumLoadSaveTime()
{
#ifdef ENABLE_MINIMUM_LOAD_SAVE_TIME
m_minimumLoadSaveTime = MINIMUM_LOAD_SAVE_TIME;
#else
m_minimumLoadSaveTime = 0;
#endif
}
bool
GameDataManager::GetSaveGameInfo( IRadDrive* pDrive, unsigned int slot,
SaveGameInfo* saveGameInfo,
bool *file_corrupt_flag)
{
rAssert( pDrive != NULL );
rAssert( saveGameInfo != NULL );
// open save game file for checking if it exists
//
char filename[ radFileFilenameMax + 1 ];
#ifdef RAD_XBOX
// xbox, we get the filename from the drive instead of predefined slot based filename
IRadDrive::DirectoryInfo dir_info;
dir_info.m_Type = IRadDrive::DirectoryInfo::IsDone; // initialize first, in case it errs out
pDrive->FindFirstSync("*",&dir_info);
if (dir_info.m_Type==IRadDrive::DirectoryInfo::IsDone)
return false;
for (unsigned int i = 0; i < slot; i++)
{
dir_info.m_Type = IRadDrive::DirectoryInfo::IsDone; // initialize first, in case it errs out
pDrive->FindNextSync(&dir_info);
if (dir_info.m_Type==IRadDrive::DirectoryInfo::IsDone)
break;
}
if (dir_info.m_Type==IRadDrive::DirectoryInfo::IsDone)
return false;
strcpy(filename,dir_info.m_Name);
#else
this->FormatSavedGameFilename( filename,
sizeof( filename ),
slot );
#endif
m_lastError = Success; // want to know what is the error from opensync
if (file_corrupt_flag)
*file_corrupt_flag = false;
#ifndef RAD_WIN32
bool simpleName = false;
#ifdef RAD_XBOX
simpleName = true; // set up flag for xbox so radcore doesn't process ':' '/' character
#endif
pDrive->SaveGameOpenSync( &m_radFile,
filename,
false,
OpenExisting,
0,
0,
simpleName);
#else
eFileOperation temp = m_currentFileOperation;
m_currentFileOperation = FILE_OP_FILE_CHECK;
pDrive->FileOpenSync( &m_radFile,
filename,
false,
OpenExisting );
m_currentFileOperation = temp;
#endif // ~RAD_WIN32
rAssert( m_radFile );
bool saveGameExists = false;
// since for xbox we know the file is definitely there
// we could get FileNotFound because of old files, just to cut down
// on bug report, let's treat that as corrupt file
#ifdef RAD_XBOX
if (m_lastError==FileNotFound)
m_lastError = DataCorrupt;
#endif
if (m_lastError==DataCorrupt && file_corrupt_flag)
{
*file_corrupt_flag = true;
saveGameExists = true;
}
else
{
saveGameExists = m_radFile->IsOpen();
if( saveGameExists )
{
// read save game info from file (synchronously)
//
unsigned int numBytes = SaveGameInfo::GetSize();
rAssert( m_gameDataBuffer == NULL );
#ifndef WORLD_BUILDER
HeapMgr()->PushHeap( GMA_TEMP );
#endif
m_gameDataBuffer = new GameDataByte[ numBytes ];
#ifndef WORLD_BUILDER
HeapMgr()->PopHeap( GMA_TEMP );
#endif
rAssert( m_gameDataBuffer != NULL );
m_radFile->ReadSync( m_gameDataBuffer, numBytes );
saveGameInfo->LoadData( m_gameDataBuffer, numBytes );
if( m_gameDataBuffer != NULL )
{
delete [] m_gameDataBuffer;
m_gameDataBuffer = NULL;
}
}
}
#ifdef RAD_XBOX
strcpy(saveGameInfo->m_displayFilename, filename); // use the filename as the display name
#else
saveGameInfo->FormatDisplay( saveGameInfo->m_displayFilename, sizeof(saveGameInfo->m_displayFilename) );
#endif
m_radFile->Release();
m_radFile = NULL;
return saveGameExists;
}
bool
GameDataManager::DoesSaveGameExist( IRadDrive* pDrive, bool check_valid/* = true*/, bool forAllSlots )
{
bool saveGameExists = false;
unsigned int numSavedGameExists = 0;
unsigned int to_check_file = NUM_GAME_SLOTS;
#ifdef RAD_XBOX
to_check_file = 1; // on xbox since we query the drive for the file,
// just check first one
#endif
// check if at least one saved game file exists on the drive
//
for( unsigned int i = 0; i < to_check_file; i++ )
{
SaveGameInfo saveGameInfo;
bool corrupt = false;
if( this->GetSaveGameInfo( pDrive, i, &saveGameInfo, &corrupt ) )
{
if( !check_valid ) // no need to check validity
{
saveGameExists = true;
if( forAllSlots )
{
numSavedGameExists++;
continue;
}
break;
}
// ok, we found a saved game, but let's make sure the saved game
// info data are valid so we at least know the file size is correct
//
else if( !corrupt && saveGameInfo.CheckData() )
{
// everything's cool, we have a valid saved game
//
saveGameExists = true;
if( forAllSlots )
{
numSavedGameExists++;
continue;
}
break;
}
}
else
{
// no save game file for current slot
//
if( forAllSlots )
{
// if checking for save game file exists in all slots, then
// we've found a slot w/out a save game file, so stop checking
//
break;
}
}
}
if( forAllSlots )
{
saveGameExists = (numSavedGameExists == NUM_GAME_SLOTS);
}
return saveGameExists;
}
bool
GameDataManager::FindMostRecentSaveGame( IRadDrive* pDrive,
unsigned int& slot,
radDate& timeStamp )
{
bool saveGameExists = false;
timeStamp.m_Year = 0;
// search for most recent save game file on the drive
//
for( unsigned int i = 0; i < NUM_GAME_SLOTS; i++ )
{
SaveGameInfo saveGameInfo;
if( this->GetSaveGameInfo( pDrive, i, &saveGameInfo ) )
{
if( saveGameInfo.CheckData() )
{
// everything's cool, we have a valid saved game
//
saveGameExists = true;
// now let's check if this is the most recent one thus far
//
const SaveGameInfoData* pData = saveGameInfo.GetData();
rAssert( pData != NULL );
if( SaveGameInfo::CompareTimeStamps( pData->m_timeStamp, timeStamp ) > 0 )
{
memcpy( &timeStamp, &pData->m_timeStamp, sizeof( radDate ) );
slot = i; // update most recent saved game slot
}
}
}
}
return saveGameExists;
}
void
GameDataManager::FormatSavedGameFilename( char* filename,
unsigned int filenameLength,
unsigned int slot )
{
rAssert( filename != NULL );
rAssert( filenameLength >= 32 );
#ifdef RAD_XBOX
sprintf( filename, "Saved Game (Slot %d)", slot + 1 );
#else
sprintf( filename, "%sSave%d", PS2_FILENAME_PREFIX, slot + 1 );
#endif
}
void
GameDataManager::OnFileOperationsComplete( void* pUserData )
{
switch( m_currentFileOperation )
{
// cases during loading
//
case FILE_OP_OPEN_FOR_READING: // done opening file for reading
{
rAssert( m_radFile );
rAssert( m_radFile->IsOpen() );
m_radFile->ReadAsync( m_gameDataBuffer,
m_gameDataSize );
m_radFile->AddCompletionCallback( this, NULL );
m_currentFileOperation = FILE_OP_READ;
break;
}
case FILE_OP_READ: // done reading data from file
{
rAssert( m_radFile );
m_radFile->Release();
m_radFile = NULL;
bool loadOK = this->LoadAllData();
if( loadOK )
{
#ifdef ENABLE_MINIMUM_LOAD_SAVE_TIME
m_currentFileOperation = FILE_OP_LOAD_COMPLETED;
#else
if( m_gameDataLoadCallback != NULL )
{
m_gameDataLoadCallback->OnLoadGameComplete( Success );
}
m_currentFileOperation = FILE_OP_NONE;
#endif
rReleasePrintf( ">> Load game completed successfully. (%d ms)\n\n",
m_elapsedOperationTime );
}
else
{
if( m_gameDataLoadCallback != NULL )
{
m_gameDataLoadCallback->OnLoadGameComplete( DataCorrupt );
}
m_currentFileOperation = FILE_OP_NONE;
}
// free up temp memory allocated for game data buffer
//
if( m_gameDataBuffer != NULL )
{
delete [] m_gameDataBuffer;
m_gameDataBuffer = NULL;
}
break;
}
// cases during saving
//
case FILE_OP_OPEN_FOR_WRITING: // done opening file for writing
{
rAssert( m_radFile );
rAssert( m_radFile->IsOpen() );
m_radFile->WriteAsync( m_gameDataBuffer,
m_gameDataSize );
m_radFile->AddCompletionCallback( this, NULL );
m_currentFileOperation = FILE_OP_WRITE;
break;
}
case FILE_OP_WRITE: // done writing data to file
{
rAssert( m_radFile );
m_radFile->CommitAsync();
m_radFile->AddCompletionCallback( this, NULL );
m_currentFileOperation = FILE_OP_COMMIT;
break;
}
case FILE_OP_COMMIT: // done committing all data writes to file
{
rAssert( m_radFile );
m_radFile->Release();
m_radFile = NULL;
#ifdef ENABLE_MINIMUM_LOAD_SAVE_TIME
m_currentFileOperation = FILE_OP_SAVE_COMPLETED;
#else
if( m_gameDataSaveCallback != NULL )
{
m_gameDataSaveCallback->OnSaveGameComplete( Success );
}
m_currentFileOperation = FILE_OP_NONE;
#endif
rReleasePrintf( ">> Save game completed successfully. (%d ms)\n\n",
m_elapsedOperationTime );
// free up temp memory allocated for game data buffer
//
if( m_gameDataBuffer != NULL )
{
delete [] m_gameDataBuffer;
m_gameDataBuffer = NULL;
}
break;
}
default:
{
rAssertMsg( m_currentFileOperation == FILE_OP_NONE,
"ERROR: *** Invalid file operation!" );
break;
}
}
}
void
GameDataManager::OnDriveOperationsComplete( void* pUserData )
{
switch( m_currentFileOperation )
{
case FILE_OP_DELETE:
{
m_currentFileOperation = FILE_OP_DELETE_COMPLETED;
break;
}
default:
{
break;
}
}
}
bool
GameDataManager::OnDriveError( radFileError error,
const char* pDriveName,
void* pUserData )
{
m_lastError = error; // cache error for synchronous call
switch( m_currentFileOperation )
{
case FILE_OP_OPEN_FOR_READING:
case FILE_OP_READ:
{
rTunePrintf( "*** Error [%d] occurred on drive [%s] during loading!\n",
error, pDriveName );
#ifdef RAD_XBOX
// on xbox we know the filename already
// this could happen because of old version file format
if (m_lastError==FileNotFound)
m_lastError = DataCorrupt;
#endif
if( m_gameDataLoadCallback != NULL )
{
m_gameDataLoadCallback->OnLoadGameComplete( error );
}
if( m_radFile != NULL )
{
m_radFile->Release();
m_radFile = NULL;
}
// free up temp memory allocated for game data buffer
//
if( m_gameDataBuffer != NULL )
{
delete [] m_gameDataBuffer;
m_gameDataBuffer = NULL;
}
m_currentFileOperation = FILE_OP_NONE;
break;
}
case FILE_OP_OPEN_FOR_WRITING:
case FILE_OP_WRITE:
case FILE_OP_COMMIT:
{
rTunePrintf( "*** Error [%d] occurred on drive [%s] during saving!\n",
error, pDriveName );
if( m_gameDataSaveCallback != NULL )
{
m_gameDataSaveCallback->OnSaveGameComplete( error );
}
if( m_radFile != NULL )
{
m_radFile->Release();
m_radFile = NULL;
}
// free up temp memory allocated for game data buffer
//
if( m_gameDataBuffer != NULL )
{
delete [] m_gameDataBuffer;
m_gameDataBuffer = NULL;
}
m_currentFileOperation = FILE_OP_NONE;
break;
}
case FILE_OP_DELETE:
{
rTunePrintf( "*** Error [%d] occurred on drive [%s] during deleting!\n",
error, pDriveName );
if( m_gameDataDeleteCallback != NULL )
{
m_gameDataDeleteCallback->OnDeleteGameComplete( error );
m_gameDataDeleteCallback = NULL;
}
m_currentFileOperation = FILE_OP_NONE;
break;
}
default:
{
// rDebugPrintf( "*** WARNING: Unhandled drive error [%d] occurred on drive: %s\n",
// error, pDriveName );
break;
}
}
// we should always return false, since we're always going to prompt
// the user first before attempting to retry any operation
//
return false;
}
bool GameDataManager::IsUsingDrive() const
{
return m_currentFileOperation != FILE_OP_NONE;
}
//===========================================================================
// Private Member Functions
//===========================================================================
bool
GameDataManager::LoadAllData()
{
GameDataByte* currentGameDataBuffer = m_gameDataBuffer;
for( unsigned int i = 0; i < m_numRegisteredGameData; i++ )
{
rAssert( m_registeredGameData[ i ] );
// get number of bytes for current game data
//
unsigned int numDataBytes = m_registeredGameData[ i ]->m_numBytes;
rAssert( numDataBytes >= 0 );
#ifdef PRINT_RAW_DATA
rDebugPrintf( "Game Data Load (%s): ",
m_registeredGameData[ i ]->m_name );
this->PrintRawData( currentGameDataBuffer, numDataBytes );
rDebugPrintf( "\n" );
#endif
// call current game data handler to load data
//
rAssert( m_registeredGameData[ i ]->m_gdHandler );
m_registeredGameData[ i ]->m_gdHandler->LoadData( currentGameDataBuffer,
numDataBytes );
if( i == 0 ) // 0 = saved game info data handler
{
bool isDataValid = m_saveGameInfoHandler->CheckData();
if( !isDataValid )
{
// saved game info data is not valid, assume file corrupted
//
return false;
}
}
// advance reference to current game data buffer
//
currentGameDataBuffer += numDataBytes;
}
// set flag indicating that a saved game has been loaded
//
m_isGameLoaded = true;
// sanity check
//
rAssert( currentGameDataBuffer - m_gameDataBuffer == static_cast<int>( m_gameDataSize ) );
return true;
}
bool
GameDataManager::SaveAllData()
{
MEMTRACK_PUSH_GROUP( "GameDataManager" );
GameDataByte* currentGameDataBuffer = m_gameDataBuffer;
for( unsigned int i = 0; i < m_numRegisteredGameData; i++ )
{
rAssert( m_registeredGameData[ i ] );
// get number of bytes for current game data
//
unsigned int numDataBytes = m_registeredGameData[ i ]->m_numBytes;
rAssert( numDataBytes >= 0 );
/*
// create temporary buffer for client to write in
//
GameDataByte* tempDataBuffer = new( GMA_TEMP ) GameDataByte[ numDataBytes ];
rAssert( tempDataBuffer );
*/
// call current game data handler to save data
//
rAssert( m_registeredGameData[ i ]->m_gdHandler );
m_registeredGameData[ i ]->m_gdHandler->SaveData( currentGameDataBuffer,
numDataBytes );
/*
// copy data from temporary buffer to current buffer
//
memcpy( currentGameDataBuffer, tempDataBuffer, numDataBytes );
// and destroy temporary data buffer
//
if( tempDataBuffer != NULL )
{
delete tempDataBuffer;
tempDataBuffer = NULL;
}
*/
#ifdef PRINT_RAW_DATA
rDebugPrintf( "Game Data Save (%s): ",
m_registeredGameData[ i ]->m_name );
this->PrintRawData( currentGameDataBuffer, numDataBytes );
rDebugPrintf( "\n" );
#endif
// advance reference to current game data buffer
//
currentGameDataBuffer += numDataBytes;
}
// sanity check
//
rAssert( currentGameDataBuffer - m_gameDataBuffer == static_cast<int>( m_gameDataSize ) );
MEMTRACK_POP_GROUP("GameDataManager");
return true;
}
void
GameDataManager::PrintRawData( GameDataByte* dataBuffer,
unsigned int numBytes )
{
rAssert( dataBuffer != NULL );
for( unsigned int i = 0; i < numBytes; i++ )
{
rDebugPrintf( "[ %02X ]", dataBuffer[ i ] );
}
}
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