bool EntityLODComponent::ParseXMLNode(TiXmlElement *pLODNode)
{
if (!pLODNode)
return false;
// first count the number of elements
TiXmlElement* pElement;
// load constraints
TiXmlNode *pFirstNode = pLODNode->FirstChild("LODLevel");
if (!pFirstNode)
return false;
int iCount = 0;
// iterate through all sub-nodes and count them
for (pElement=pFirstNode->ToElement(); pElement!=NULL; pElement=pElement->NextSiblingElement("LODLevel"))
iCount++;
AllocateLevels(iCount);
// iterate again and parse
iCount = 0;
for (pElement=pFirstNode->ToElement(); pElement!=NULL; pElement=pElement->NextSiblingElement("LODLevel"))
GetLevelInfo(iCount++).ParseXMLNode(pElement);
return true;
}
bool COptions::LoadLevel( const char *filename )
{
//-----------------------------------
// Allocate data and name for 1 level
//-----------------------------------
AllocateLevels(1);
//------------------------------------------------------
// Load all the level files detected earlier
//------------------------------------------------------
bool ErrorOccurred = false;
// Open the existing level file for reading
ifstream in;
in.open( filename, ios_base::in );
// If it failed
if (!in.is_open())
{
cerr << "Loading level file " << filename << " failed." << endl;
// Stop loading levels
return false;
}
// This is the first line for the level files beginning with version 2 (therefore "V2plus")
string headerV2plus( "; Bombermaaan level file version=" );
string s;
getline( in, s );
int LevelVersion;
// When header string is found at the beginning of the string, find() returns 0 (offset 0)
if ( s.find( headerV2plus ) == 0 ) {
// We can look for the level version now
LevelVersion = atoi( s.substr( headerV2plus.length() ).c_str() );
}
else
{
LevelVersion = 1;
}
switch ( LevelVersion ) {
case 1:
if (!LoadLevel_Version1( in, 0 ) ) {
ErrorOccurred = true;
}
break;
case 2:
if (!LoadLevel_Version2( filename, 0 ) ) {
ErrorOccurred = true;
}
break;
default:
printf ("Options => !!! Unsupported version of level file %s.", filename);
ErrorOccurred = true;
break;
}
// Close the level file
in.close();
unsigned int sumOfMaxItems;
// too many items?
if (!ErrorOccurred && !CheckMaxNumberOfItems( 0, &sumOfMaxItems ))
{
// Log there is a problem
cerr << "!!! Level file is incorrect (Too many items: " << sumOfMaxItems << " of " << MAX_ITEMS << " allowed)." << endl;
// Stop loading levels
ErrorOccurred = true;
}
// If we had to stop then there is a problem.
if (ErrorOccurred)
return false;
// Everything went right
return true;
}
