/// <summary>
/// Helper function to load mtllib statements
/// </summary>
/// <param name="mtlLibPath"></param>
protected void LoadMaterialLibrary(string mtlLibPath)
{
if (streamFactory.Exists(mtlLibPath))
{
Materials = new MTLLoader(streamFactory).Load(streamFactory.OpenStream(mtlLibPath));
return;
}
}
//private FileInfo _objFileInfo = null;
/// <summary>
/// The texture loading function. Overridable for stream loading purposes.
/// </summary>
/// <param name="path">The path supplied by the OBJ file, converted to OS path seperation</param>
/// <param name="isNormalMap">Whether the loader is requesting we convert this into a normal map</param>
/// <returns>Texture2D if found, or NULL if missing</returns>
public virtual Texture2D TextureLoadFunction(string path, bool isNormalMap)
{
//find it
/* foreach (var searchPath in SearchPaths)
* {
* //replace varaibles and combine path
* string processedPath = (_objFileInfo != null) ? searchPath.Replace("%FileName%", Path.GetFileNameWithoutExtension(_objFileInfo.Name))
* : searchPath;
* string filePath = Path.Combine(processedPath, path);
*
* //return if eists
* if (File.Exists(filePath))
* {
* var tex = ImageLoader.LoadTexture(filePath);
*
* if(isNormalMap)
* tex = ImageUtils.ConvertToNormalMap(tex);
*
* return tex;
* }
* }*/
if (streamFactory.Exists(path))
{
Stream textureStream = streamFactory.OpenStream(path);
var tex = Dummiesman.ImageLoader.LoadTexture(textureStream, Path.GetExtension(path));
if (isNormalMap)
{
tex = ImageUtils.ConvertToNormalMap(tex);
}
return(tex);
}
//not found
return(null);
}