Function FindModel

source/common/models/model.cpp:144–239

//===========================================================================

unsigned FindModel(const char * path, const char * modelfile, bool silent)
{
	FModel * model = nullptr;
	FString fullname;

	if (path) fullname.Format("%s%s", path, modelfile);
	else fullname = modelfile;
	int lump = fileSystem.CheckNumForFullName(fullname.GetChars());

	if (lump<0)
	{
		Printf(PRINT_HIGH, "FindModel: '%s' not found\n", fullname.GetChars());
		return -1;
	}

	for(unsigned i = 0; i< Models.Size(); i++)
	{
		if (Models[i]->mFileName.CompareNoCase(fullname) == 0) return i;
	}

	auto len = fileSystem.FileLength(lump);
	if (len >= 0x80000000ll)
	{
		Printf(PRINT_HIGH, "LoadModel: File to large: '%s'\n", fullname.GetChars());
		return -1;
	}

	auto lumpd = fileSystem.ReadFile(lump);
	const char * buffer = lumpd.string();

	if ( (size_t)fullname.LastIndexOf("_d.3d") == fullname.Len()-5 )
	{
		FString anivfile = fullname.GetChars();
		anivfile.Substitute("_d.3d","_a.3d");
		if ( fileSystem.CheckNumForFullName(anivfile.GetChars()) > 0 )
		{
			model = new FUE1Model;
		}
	}
	else if ( (size_t)fullname.LastIndexOf("_a.3d") == fullname.Len()-5 )
	{
		FString datafile = fullname.GetChars();
		datafile.Substitute("_a.3d","_d.3d");
		if ( fileSystem.CheckNumForFullName(datafile.GetChars()) > 0 )
		{
			model = new FUE1Model;
		}
	}
	else if ( (size_t)fullname.LastIndexOf(".obj") == fullname.Len() - 4 )
	{
		model = new FOBJModel;
	}
	else if (!memcmp(buffer, "DMDM", 4))
	{
		model = new FDMDModel;
	}
	else if (!memcmp(buffer, "IDP2", 4))
	{