/// <summary>
/// Retrieves a specific display configuration based on the name.
/// </summary>
/// <param name="name">the configuration name to look for</param>
/// <returns>the configuration or <c>null</c> if the configuration doesn't exist</returns>
///
public DisplayConfig GetConfig(string name)
{
DisplayConfig foundConfig = null;
if (displays == null)
{
ParseDisplayProfiles();
}
foreach (DisplayConfig config in displays)
{
if (name.Equals(config.Name))
{
foundConfig = config;
break;
}
}
if (foundConfig == null)
{
Debug.LogWarning("Could not find VR Display Configuration '" + name + "'");
}
return(foundConfig);
}
public static DisplayConfig FromJson(string jsonTxt)
{
// read base config first to get type
DisplayConfig config = JsonUtility.FromJson <DisplayConfig>(jsonTxt);
// now create specific type
switch (config.Type)
{
case DisplayType.Screen: config = JsonUtility.FromJson <ScreenConfig>(jsonTxt); break;
case DisplayType.HMD: config = JsonUtility.FromJson <HMD_Config>(jsonTxt); break;
default: break; // just return base type
}
return(config);
}
private void ParseDisplayProfiles()
{
// JSON file cannot directly be read because of polymorphism > split manually
// remove tabs and linefeeds
string txtConfig = ConfigFile.text.Replace("\t", "").Replace("\n", "");
// cut beginning an end
txtConfig = Regex.Replace(txtConfig, "^\\s*{\\s*\"Displays\":\\[\\s*{", "");
txtConfig = Regex.Replace(txtConfig, "}\\s*\\]\\s*}\\s*$", "");
// split
string[] displayConfigs = Regex.Split(txtConfig, "}\\s*,\\s*{");
displays = new List <DisplayConfig>();
string logTxt = "";
foreach (string configTxt in displayConfigs)
{
try
{
string configTxtTrim = "{" + configTxt + "}";
DisplayConfig config = DisplayConfig.FromJson(configTxtTrim);
if (config != null)
{
displays.Add(config);
logTxt += ((logTxt.Length > 0) ? ", " : "") + config.Name;
}
}
catch (System.Exception e)
{
Debug.LogWarning("Could not parse VR Display Device Configuration entry " +
"'" + configTxt + "'" +
" - Reason: " + e.Message);
}
}
Debug.Log("Loaded Display Configurations: " + logTxt);
}