public T[] Read <T>(Format format = null) where T : struct
{
if (format == null)
{
format = Texture.Format;
}
T[] data = new T[format.ByteSize(Dimensions)];
Read(data, 0, format);
return(data);
}
GCPinnedHandle GetData <T>(Format format, Vector2i dimensions, T[] data, int start, out IntPtr pointer)
{
if (data == null)
{
throw new ArgumentNullException("data");
}
if (start + format.ByteSize(dimensions) / Marshal.SizeOf(typeof(T)) > data.Length)
{
throw new ArgumentOutOfRangeException("start");
}
return(data.Pin(out pointer, start));
}
protected override void DataCompressedBase(Format format, Vector2i dimensions, IntPtr data)
{
Texture.Format = format;
int imageSize = format.ByteSize(dimensions);
using (Texture.Lock())
if (format.IsCompressed)
{
GL.CompressedTexImage2D((TextureTarget)Target, Level, format.PixelInternalFormat.Value, dimensions.X, dimensions.Y, 0, imageSize, data);
}
else
{
GL.TexImage2D((TextureTarget)Target, Level, format.PixelInternalFormat.Value, dimensions.X, dimensions.Y, 0, format.PixelFormat.Value, format.PixelType.Value, data);
}
}
public void Read <T>(T[] data, int start = 0, Format format = null) where T : struct
{
IntPtr pointer;
if (format == null)
{
format = Texture.Format;
}
if (data == null)
{
throw new ArgumentNullException("data");
}
if (start + format.ByteSize(Dimensions) > data.Length)
{
throw new ArgumentOutOfRangeException("start");
}
using (data.Pin(out pointer, start))
Read(pointer, format);
}