public IntPtr Map(CommandQueue queue, MapFlags flags, Offset2D origin, Dim2D region, out IntPtr pitch)
{
Offset3D origin_buf = new Offset3D(origin.X, origin.Y, (IntPtr)0);
Dim3D region_buf = new Dim3D(region.X, region.Y, (IntPtr)1);
IntPtr tempPitch = IntPtr.Zero;
ErrorCode errorCode;
IntPtr result = IntPtr.Zero;
unsafe {
result = Native.EnqueueMapImage(queue.Handle, this.Handle, true, flags, &origin_buf, ®ion_buf, &tempPitch, null, 0, null, null, &errorCode);
pitch = tempPitch;
}
if (errorCode != ErrorCode.Success)
{
throw new OpenCLCallFailedException(errorCode);
}
return(result);
}
public IntPtr EnqueueMap(CommandQueue queue, MapFlags flags, Offset2D origin, Dim2D region, out IntPtr pitch, Event[] waitList, out Event evt)
{
Offset3D origin_buf = new Offset3D(origin.X, origin.Y, (IntPtr)0);
Dim3D region_buf = new Dim3D(region.X, region.Y, (IntPtr)1);
IntPtr tempPitch = IntPtr.Zero;
uint waitCount = (waitList == null ? 0 : (uint)waitList.Length);
IntPtr[] wlh = CLObject.GetHandles(waitList);
IntPtr evtHandle = IntPtr.Zero;
ErrorCode errorCode;
IntPtr result = IntPtr.Zero;
unsafe {
result = Native.EnqueueMapImage(queue.Handle, this.Handle, true, flags, &origin_buf, ®ion_buf, &tempPitch, null, waitCount, wlh, &evtHandle, &errorCode);
}
if (errorCode != ErrorCode.Success)
{
throw new OpenCLCallFailedException(errorCode);
}
pitch = tempPitch;
evt = new Event(evtHandle);
return(result);
}