public bool TryLoadHeights(string objsDir, char sep)
{
CategoryToScales = new Dictionary <string, List <HeightInformation> >();
string filename = objsDir + "/../heights.csv";
if (!File.Exists(filename))
{
return(false);
}
var fileStream = new FileStream(filename, FileMode.Open, FileAccess.Read);
using (var streamReader = new StreamReader(fileStream, Encoding.UTF8)) {
string line;
while ((line = streamReader.ReadLine()) != null)
{
HeightInformation heightInformation = new HeightInformation(line, sep);
if (!CategoryToScales.ContainsKey(heightInformation.Category))
{
CategoryToScales.Add(heightInformation.Category, new List <HeightInformation>());
}
CategoryToScales[heightInformation.Category].Add(heightInformation);
}
}
return(true);
}
/// <summary>
/// Get the height of the category (e.g. plant) of a specific object.
/// </summary>
/// <param name="entry"></param>
/// <returns></returns>
public float GetHeight(ObjectEntry entry)
{
List <HeightInformation> heights = CategoryToScales[entry.Category];
// first entry of the heights contains a scale fallback height for the whole category
HeightInformation categoryInformation = heights[0];
// fallback height of that category
float height = UnityEngine.Random.Range(categoryInformation.Height.x, categoryInformation.Height.y);
// try to find a specific height for the object of that category
// take fallback height if nothing will be found
foreach (HeightInformation heightInformation in heights)
{
if (!entry.FileName.Contains(heightInformation.ObjectClass))
{
continue;
}
CultureInfo cultureInfo = new CultureInfo("en-US");
int idx = cultureInfo.CompareInfo.IndexOf(entry.FileName, heightInformation.ObjectClass, CompareOptions.IgnoreCase);
if (idx == -1)
{
continue;
}
else
{
height = UnityEngine.Random.Range(heightInformation.Height.x, heightInformation.Height.y);
break;
}
}
return(height);
}
