Method ParseTextureFlags

source/core/g_mapinfo.cpp:592–627

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

void FMapInfoParser::ParseTextureFlags()
{
	int num = -1;

	// this block deliberately uses a 'flag = texture, texture...' syntax because it is a lot easier to handle than doing the reverse
	sc.MustGetStringName("{");
	while (!sc.CheckString("}"))
	{
		// Do not use internal lookup here because this code must be able to gracefully skip the definition if the flag constant does not exist.
		// This also blocks passing in literal numbers which is quite intentional.
		sc.MustGetString();
		FName cname(sc.String, true);
		auto lookup = cname == NAME_None ? nullptr : sc.LookupSymbol(cname);
		num = 0;
		if (lookup) num = int(lookup->Number);
		else 
			sc.ScriptMessage("'%s': Unknown texture flag", sc.String);
		ParseAssign();
		do
		{
			sc.MustGetString();
			// this must also get null textures and ones not yet loaded.
			auto tex = TexMan.CheckForTexture(sc.String, ETextureType::Any, texlookupflags);

			if (!tex.isValid())
			{
				sc.ScriptMessage("textureflags:Unknown texture name '%s'", sc.String);
			}
			else
			{
				AccessExtInfo(tex).flags |= num;
			}

		} while (sc.CheckString(","));
	}
}

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