/*
* #%L
* ImgLib2: a general-purpose, multidimensional image processing library.
* %%
* Copyright (C) 2009 - 2014 Stephan Preibisch, Tobias Pietzsch, Barry DeZonia,
* Stephan Saalfeld, Albert Cardona, Curtis Rueden, Christian Dietz, Jean-Yves
* Tinevez, Johannes Schindelin, Lee Kamentsky, Larry Lindsey, Grant Harris,
* Mark Hiner, Aivar Grislis, Martin Horn, Nick Perry, Michael Zinsmaier,
* Steffen Jaensch, Jan Funke, Mark Longair, and Dimiter Prodanov.
* %%
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
* #L%
*/
package net.imglib2.view;
import static org.junit.Assert.assertArrayEquals;
import net.imglib2.transform.integer.SequentializeTransform;
import org.junit.Test;
/**
* TODO
*
*/
public class SequentializeTransformTest
{
@Test
public void test2Dto1D()
{
final long[] dim = new long[] { 10, 20 };
final SequentializeTransform t = new SequentializeTransform( dim, 1 );
final long[] source = new long[ 2 ];
final long[] target = new long[ 1 ];
final long[] expectedTarget = new long[ 1 ];
source[ 0 ] = 0;
source[ 1 ] = 0;
expectedTarget[ 0 ] = 0;
t.apply( source, target );
assertArrayEquals( expectedTarget, target );
source[ 0 ] = 5;
source[ 1 ] = 0;
expectedTarget[ 0 ] = 5;
t.apply( source, target );
assertArrayEquals( expectedTarget, target );
source[ 0 ] = 5;
source[ 1 ] = 1;
expectedTarget[ 0 ] = 15;
t.apply( source, target );
assertArrayEquals( expectedTarget, target );
}
@Test
public void test3Dto1D()
{
final long[] dim = new long[] { 10, 20, 30 };
final SequentializeTransform t = new SequentializeTransform( dim, 1 );
final int[] source = new int[ 3 ];
final int[] target = new int[ 1 ];
final int[] expectedTarget = new int[ 1 ];
source[ 0 ] = 0;
source[ 1 ] = 0;
source[ 2 ] = 0;
expectedTarget[ 0 ] = 0;
t.apply( source, target );
assertArrayEquals( expectedTarget, target );
source[ 0 ] = 5;
source[ 1 ] = 0;
source[ 2 ] = 0;
expectedTarget[ 0 ] = 5;
t.apply( source, target );
assertArrayEquals( expectedTarget, target );
source[ 0 ] = 5;
source[ 1 ] = 1;
source[ 2 ] = 0;
expectedTarget[ 0 ] = 15;
t.apply( source, target );
assertArrayEquals( expectedTarget, target );
source[ 0 ] = 5;
source[ 1 ] = 4;
source[ 2 ] = 3;
expectedTarget[ 0 ] = 5 + 4 * 10 + 3 * 20 * 10;
t.apply( source, target );
assertArrayEquals( expectedTarget, target );
}
@Test
public void test4Dto3D()
{
final long[] dim = new long[] { 10, 20, 30, 40 };
final SequentializeTransform t = new SequentializeTransform( dim, 3 );
final long[] source = new long[ 4 ];
final long[] target = new long[ 3 ];
final long[] expectedTarget = new long[ 3 ];
source[ 0 ] = 0;
source[ 1 ] = 0;
source[ 2 ] = 0;
source[ 3 ] = 0;
expectedTarget[ 0 ] = source[ 0 ];
expectedTarget[ 1 ] = source[ 1 ];
expectedTarget[ 2 ] = 0;
t.apply( source, target );
assertArrayEquals( expectedTarget, target );
source[ 0 ] = 0;
source[ 1 ] = 0;
source[ 2 ] = 0;
source[ 3 ] = 1;
expectedTarget[ 0 ] = source[ 0 ];
expectedTarget[ 1 ] = source[ 1 ];
expectedTarget[ 2 ] = 30;
t.apply( source, target );
assertArrayEquals( expectedTarget, target );
source[ 0 ] = 9;
source[ 1 ] = 4;
source[ 2 ] = 2;
source[ 3 ] = 3;
expectedTarget[ 0 ] = source[ 0 ];
expectedTarget[ 1 ] = source[ 1 ];
expectedTarget[ 2 ] = 2 + 3 * 30;
t.apply( source, target );
assertArrayEquals( expectedTarget, target );
}
@Test
public void test4Dto3DInverse()
{
final long[] dim = new long[] { 10, 20, 30, 40 };
final SequentializeTransform t = new SequentializeTransform( dim, 3 );
final long[] source = new long[ 4 ];
final long[] target = new long[ 3 ];
final long[] expectedSource = new long[ 4 ];
source[ 0 ] = 0;
source[ 1 ] = 0;
source[ 2 ] = 0;
source[ 3 ] = 0;
t.apply( source, target );
for ( int d = 0; d < 4; ++d )
{
expectedSource[ d ] = source[ d ];
source[ d ] = -1;
}
t.applyInverse( source, target );
assertArrayEquals( expectedSource, source );
source[ 0 ] = 0;
source[ 1 ] = 0;
source[ 2 ] = 0;
source[ 3 ] = 1;
t.apply( source, target );
for ( int d = 0; d < 4; ++d )
{
expectedSource[ d ] = source[ d ];
source[ d ] = -1;
}
t.applyInverse( source, target );
assertArrayEquals( expectedSource, source );
source[ 0 ] = 9;
source[ 1 ] = 4;
source[ 2 ] = 2;
source[ 3 ] = 3;
t.apply( source, target );
for ( int d = 0; d < 4; ++d )
{
expectedSource[ d ] = source[ d ];
source[ d ] = -1;
}
t.applyInverse( source, target );
assertArrayEquals( expectedSource, source );
}
}