/*
* #%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.type.numeric.complex;
import net.imglib2.img.NativeImg;
import net.imglib2.img.NativeImgFactory;
import net.imglib2.img.basictypeaccess.DoubleAccess;
import net.imglib2.img.basictypeaccess.array.DoubleArray;
import net.imglib2.type.NativeType;
import net.imglib2.util.Fraction;
/**
* TODO
*
* @author Stephan Preibisch
* @author Stephan Saalfeld
*/
public class ComplexDoubleType extends AbstractComplexType< ComplexDoubleType > implements NativeType< ComplexDoubleType >
{
private int i = 0;
// the indices for real and imaginary value
private int realI = 0, imaginaryI = 1;
final protected NativeImg< ComplexDoubleType, ? extends DoubleAccess > img;
// the DataAccess that holds the information
protected DoubleAccess dataAccess;
// this is the constructor if you want it to read from an array
public ComplexDoubleType( final NativeImg< ComplexDoubleType, ? extends DoubleAccess > complexfloatStorage )
{
img = complexfloatStorage;
}
// this is the constructor if you want it to be a variable
public ComplexDoubleType( final double r, final double i )
{
img = null;
dataAccess = new DoubleArray( 2 );
set( r, i );
}
// this is the constructor if you want to specify the dataAccess
public ComplexDoubleType( final DoubleAccess access )
{
img = null;
dataAccess = access;
}
// this is the constructor if you want it to be a variable
public ComplexDoubleType()
{
this( 0, 0 );
}
@Override
public NativeImg< ComplexDoubleType, ? extends DoubleAccess > createSuitableNativeImg( final NativeImgFactory< ComplexDoubleType > storageFactory, final long dim[] )
{
// create the container
final NativeImg<ComplexDoubleType, ? extends DoubleAccess> container = storageFactory.createDoubleInstance( dim, new Fraction( 2, 1 ) );
// create a Type that is linked to the container
final ComplexDoubleType linkedType = new ComplexDoubleType( container );
// pass it to the NativeContainer
container.setLinkedType( linkedType );
return container;
}
@Override
public void updateContainer( final Object c )
{
dataAccess = img.update( c );
}
@Override
public ComplexDoubleType duplicateTypeOnSameNativeImg()
{
return new ComplexDoubleType( img );
}
@Override
public float getRealFloat()
{
return ( float ) dataAccess.getValue( realI );
}
@Override
public double getRealDouble()
{
return dataAccess.getValue( realI );
}
@Override
public float getImaginaryFloat()
{
return ( float ) dataAccess.getValue( imaginaryI );
}
@Override
public double getImaginaryDouble()
{
return dataAccess.getValue( imaginaryI );
}
@Override
public void setReal( final float r )
{
dataAccess.setValue( realI, r );
}
@Override
public void setReal( final double r )
{
dataAccess.setValue( realI, r );
}
@Override
public void setImaginary( final float i )
{
dataAccess.setValue( imaginaryI, i );
}
@Override
public void setImaginary( final double i )
{
dataAccess.setValue( imaginaryI, i );
}
public void set( final double r, final double i )
{
dataAccess.setValue( realI, r );
dataAccess.setValue( imaginaryI, i );
}
@Override
public void set( final ComplexDoubleType c )
{
setReal( c.getRealDouble() );
setImaginary( c.getImaginaryDouble() );
}
@Override
public ComplexDoubleType createVariable()
{
return new ComplexDoubleType( 0, 0 );
}
@Override
public ComplexDoubleType copy()
{
return new ComplexDoubleType( getRealFloat(), getImaginaryFloat() );
}
@Override
public Fraction getEntitiesPerPixel() { return new Fraction( 2, 1 ); }
@Override
public void updateIndex( final int index )
{
this.i = index;
realI = index * 2;
imaginaryI = index * 2 + 1;
}
@Override
public void incIndex()
{
++i;
realI += 2;
imaginaryI += 2;
}
@Override
public void incIndex( final int increment )
{
i += increment;
final int inc2 = 2 * increment;
realI += inc2;
imaginaryI += inc2;
}
@Override
public void decIndex()
{
--i;
realI -= 2;
imaginaryI -= 2;
}
@Override
public void decIndex( final int decrement )
{
i -= decrement;
final int dec2 = 2 * decrement;
realI -= dec2;
imaginaryI -= dec2;
}
@Override
public int getIndex()
{
return i;
}
}