/*******************************************************************************
*
* McStas, neutron ray-tracing package
*         Copyright (C) 1997-2008, All rights reserved
*         Risoe National Laboratory, Roskilde, Denmark
*         Institut Laue Langevin, Grenoble, France
*
* Instrument: Union_test_powder
*
* %Identification
* Written by: Mads Bertelsen
* Date: September 2015
* Origin: University of Copenhagen
* %INSTRUMENT_SITE: Union_demos
*
* Simple test instrument for powder process in Union framework.
*
* %Description
* simple test instrument for sample component.
*
* Example: Detector: m4pi_I=4.23557e-06
*
* %End
*******************************************************************************/

DEFINE INSTRUMENT Union_test_powder()

DECLARE
%{
%}

TRACE

COMPONENT init = Union_init()
AT (0,0,0) ABSOLUTE

COMPONENT test_incoherent = Incoherent_process(sigma=1.5,packing_factor=1,unit_cell_volume=66.4)
AT (0,0,0) ABSOLUTE

COMPONENT test_powder = Powder_process(reflections="Al.laz")
AT (0,0,0) ABSOLUTE

COMPONENT test_material = Union_make_material(my_absorption=4)
AT (0,0,0) ABSOLUTE


COMPONENT a1 = Progress_bar()
  AT (0,0,0) ABSOLUTE

COMPONENT source = Source_div(
        xwidth=0.0005, yheight=0.0005,focus_aw=3, focus_ah=2,
        E0 = 100,
        dE = 0)
  AT (0,0,0) RELATIVE a1 ROTATED (0,0,0) RELATIVE a1

// Sample position
COMPONENT beam_center = Arm()
AT (0,0,1.4) RELATIVE a1
ROTATED (0,0,0) RELATIVE a1

// V1
COMPONENT test_powder_sample = Union_cylinder(radius=0.04,yheight=0.03,priority=5,material_string="test_material")
AT (0,0,0) RELATIVE beam_center
ROTATED (0,0,0) RELATIVE beam_center

COMPONENT test_sample = Union_master()
AT(0,0,0) RELATIVE beam_center
ROTATED(0,0,0) RELATIVE beam_center

COMPONENT m4pi = PSD_monitor_4PI(radius=1, nx=180, ny=180, filename="Events",restore_neutron=1)
  AT (0, 0, 0) RELATIVE beam_center

COMPONENT stop = Union_stop()
AT (0,0,0) ABSOLUTE

END
