/// <summary>
/// Retrieves the texture data.
/// </summary>
public static T[,] GetContent <T>(this Texture2D texture, PixelFormat pixelFormat, PixelType pixelType, int level = 0)
where T : struct
{
var data = new T[texture.Width, texture.Height];
texture.Bind();
GL.GetTexImage(texture.TextureTarget, level, pixelFormat, pixelType, data);
return(data);
}
/// <summary>
/// Uploads the contents of a bitmap to the given texture level.<br/>
/// Will result in an OpenGL error if the given bitmap is incompatible with the textures storage.
/// </summary>
public static void LoadBitmap(this Texture2D texture, Bitmap bitmap, int level = 0)
{
texture.Bind();
var data = LockBits(bitmap);
try
{
var map = BitmapFormat.Get(bitmap);
GL.TexSubImage2D(texture.TextureTarget, level, 0, 0, data.Width, data.Height,
map.PixelFormat, map.PixelType, data.Scan0);
}
finally
{
bitmap.UnlockBits(data);
}
CheckError();
}