public void SetDataPointerEXT(
int level,
int left,
int top,
int right,
int bottom,
int front,
int back,
IntPtr data,
int dataLength
)
{
if (data == IntPtr.Zero)
{
throw new ArgumentNullException("data");
}
FNA3D.FNA3D_SetTextureData3D(
GraphicsDevice.GLDevice,
texture,
left,
top,
front,
right - left,
bottom - top,
back - front,
level,
data,
dataLength
);
}
public void SetData <T>(
int level,
int left,
int top,
int right,
int bottom,
int front,
int back,
T[] data,
int startIndex,
int elementCount
) where T : struct
{
if (data == null)
{
throw new ArgumentNullException("data");
}
int elementSizeInBytes = Marshal.SizeOf(typeof(T));
GCHandle handle = GCHandle.Alloc(data, GCHandleType.Pinned);
FNA3D.FNA3D_SetTextureData3D(
GraphicsDevice.GLDevice,
texture,
left,
top,
front,
right - left,
bottom - top,
back - front,
level,
handle.AddrOfPinnedObject() + startIndex * elementSizeInBytes,
elementCount * elementSizeInBytes
);
handle.Free();
}