java.lang.Object
- java.lang.Thread
- - gov.nih.mipav.model.algorithms.AlgorithmBase
  - - gov.nih.mipav.model.algorithms.OpenCLAlgorithmBase
    - - gov.nih.mipav.model.algorithms.filters.OpenCL.filters.OpenCLAlgorithmFFT

All Implemented Interfaces:

java.awt.event.ActionListener, java.awt.event.WindowListener, java.lang.Runnable, java.util.EventListener
```
public class OpenCLAlgorithmFFT
extends OpenCLAlgorithmBase
```

Nested Class Summary
- Nested classes/interfaces inherited from class java.lang.Thread
  java.lang.Thread.State, java.lang.Thread.UncaughtExceptionHandler

Field Summary

Fields
Modifier and Type	Field	Description
`private boolean`	`complexInverse`
`static int`	`FORWARD`	Forward FFT
`private float[]`	`imagData`	Imaginary data.
`private boolean`	`image25D`	If true process each slice one at a time in 3D image.
`static int`	`INVERSE`	Inverse FFT
`private boolean`	`logMagDisplay`	If true display log10 of 1 + magnitude.
`private float[]`	`realData`	Real data.
`static int`	`SLICE_XY`	Constants for xy plane, yz plane and zx plane.
`static int`	`SLICE_YZ`
`static int`	`SLICE_ZX`
`(package private) long`	`startTime`
`private int`	`transformDir`	Transform direction.
`private boolean`	`unequalDim`	If true allow unequal FFT dimensions.

Fields inherited from class gov.nih.mipav.model.algorithms.OpenCLAlgorithmBase
cl, color, colorMask, contextLibrary, depth, device, entireImage, height, m_iDeviceType, m_kGL, openCLTypeLibrary, time, width

Fields inherited from class gov.nih.mipav.model.algorithms.AlgorithmBase
destFlag, destImage, mask, maxProgressValue, minProgressValue, multiThreadingEnabled, nthreads, progress, progressModulus, progressStep, runningInSeparateThread, separable, srcImage, threadStopped

Fields inherited from class java.lang.Thread
MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

Constructors
Constructor	Description
`OpenCLAlgorithmFFT(ModelImage srcImg, int transformDir, boolean logMagDisplay, boolean unequalDim, boolean image25D, boolean complexInverse)`
`OpenCLAlgorithmFFT(ModelImage destImg, ModelImage srcImg, int transformDir, boolean logMagDisplay, boolean unequalDim, boolean image25D, boolean complexInverse)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`private void`	`calcFFT(float[] input, boolean isComplex)`
`private void`	`calcFFT25D(float[][] input, boolean isComplex)`
`void`	`finalize()`	Prepare this class for destruction.
`float[]`	`getImaginaryData()`	Returns reference to imaginary data array.
`float[]`	`getRealData()`	Returns reference to real data array.
`void`	`runAlgorithm()`	Starts the program.
`void`	`saveImage(float[] data)`
`void`	`saveImage(float[] data, int slice)`
`void`	`saveImageFFT(float[] data)`
`void`	`saveImageFFT(float[] data, int slice)`

Methods inherited from class gov.nih.mipav.model.algorithms.OpenCLAlgorithmBase
checkError, getInt, getInts, getLong, getLongs, getMaxMemoryUsed, getString, getString, initCL, isOCLAvailable, readKernelFile, roundUp, saveImage, saveImage, setBlue, setGreen, setRed, setTime

Methods inherited from class gov.nih.mipav.model.algorithms.AlgorithmBase
actionPerformed, addListener, addProgressChangeListener, calculateImageSize, calculatePrincipleAxis, computeElapsedTime, computeElapsedTime, convertIntoFloat, delinkProgressToAlgorithm, delinkProgressToAlgorithmMulti, displayError, errorCleanUp, fireProgressStateChanged, fireProgressStateChanged, fireProgressStateChanged, fireProgressStateChanged, fireProgressStateChanged, generateProgressValues, getDestImage, getElapsedTime, getMask, getMaxProgressValue, getMinProgressValue, getNumberOfThreads, getProgress, getProgressChangeListener, getProgressChangeListeners, getProgressModulus, getProgressStep, getProgressValues, getSrcImage, isCompleted, isImage25D, isMultiThreadingEnabled, isRunningInSeparateThread, isThreadStopped, linkProgressToAlgorithm, linkProgressToAlgorithm, makeProgress, notifyListeners, removeListener, removeProgressChangeListener, run, setCompleted, setImage25D, setMask, setMaxProgressValue, setMinProgressValue, setMultiThreadingEnabled, setNumberOfThreads, setProgress, setProgressModulus, setProgressStep, setProgressValues, setProgressValues, setRunningInSeparateThread, setSrcImage, setStartTime, setThreadStopped, startMethod, windowActivated, windowClosed, windowClosing, windowDeactivated, windowDeiconified, windowIconified, windowOpened

Methods inherited from class java.lang.Thread
activeCount, checkAccess, clone, countStackFrames, currentThread, dumpStack, enumerate, getAllStackTraces, getContextClassLoader, getDefaultUncaughtExceptionHandler, getId, getName, getPriority, getStackTrace, getState, getThreadGroup, getUncaughtExceptionHandler, holdsLock, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, onSpinWait, resume, setContextClassLoader, setDaemon, setDefaultUncaughtExceptionHandler, setName, setPriority, setUncaughtExceptionHandler, sleep, sleep, start, stop, suspend, toString, yield

Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail
- INVERSE
```
public static final int INVERSE
```
  Inverse FFT
  
  See Also:
  
  Constant Field Values
- FORWARD
```
public static final int FORWARD
```
  Forward FFT
  
  See Also:
  
  Constant Field Values
- SLICE_XY
```
public static final int SLICE_XY
```
  Constants for xy plane, yz plane and zx plane.
  
  See Also:
  
  Constant Field Values
- SLICE_YZ
```
public static final int SLICE_YZ
```
  See Also:
  
  Constant Field Values
- SLICE_ZX
```
public static final int SLICE_ZX
```
  See Also:
  
  Constant Field Values
- imagData
```
private float[] imagData
```
  Imaginary data.
- image25D
```
private boolean image25D
```
  If true process each slice one at a time in 3D image.
- logMagDisplay
```
private final boolean logMagDisplay
```
  If true display log10 of 1 + magnitude.
- realData
```
private float[] realData
```
  Real data.
- transformDir
```
private final int transformDir
```
  Transform direction.
- unequalDim
```
private boolean unequalDim
```
  If true allow unequal FFT dimensions.
- complexInverse
```
private boolean complexInverse
```
- startTime
```
long startTime
```

Constructor Detail

OpenCLAlgorithmFFT

public OpenCLAlgorithmFFT(ModelImage srcImg,
                          int transformDir,
                          boolean logMagDisplay,
                          boolean unequalDim,
                          boolean image25D,
                          boolean complexInverse)

OpenCLAlgorithmFFT

public OpenCLAlgorithmFFT(ModelImage destImg,
                          ModelImage srcImg,
                          int transformDir,
                          boolean logMagDisplay,
                          boolean unequalDim,
                          boolean image25D,
                          boolean complexInverse)

Method Detail

finalize
```
public void finalize()
```
Prepare this class for destruction.

Overrides:

finalize in class OpenCLAlgorithmBase

getImaginaryData
```
public float[] getImaginaryData()
```
Returns reference to imaginary data array.

Returns:

the reference the the imaginary data array

getRealData
```
public float[] getRealData()
```
Returns reference to real data array.

Returns:

the reference the the real data array

runAlgorithm
```
public void runAlgorithm()
```
Starts the program.

Specified by:

runAlgorithm in class AlgorithmBase

saveImage

public void saveImage(float[] data)

saveImage

public void saveImage(float[] data,
                      int slice)

saveImageFFT

public void saveImageFFT(float[] data)

saveImageFFT

public void saveImageFFT(float[] data,
                         int slice)

calcFFT

private void calcFFT(float[] input,
                     boolean isComplex)

calcFFT25D

private void calcFFT25D(float[][] input,
                        boolean isComplex)

Class OpenCLAlgorithmFFT

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Thread

Field Summary

Fields inherited from class gov.nih.mipav.model.algorithms.OpenCLAlgorithmBase

Fields inherited from class gov.nih.mipav.model.algorithms.AlgorithmBase

Fields inherited from class java.lang.Thread

Constructor Summary

Method Summary

Methods inherited from class gov.nih.mipav.model.algorithms.OpenCLAlgorithmBase

Methods inherited from class gov.nih.mipav.model.algorithms.AlgorithmBase

Methods inherited from class java.lang.Thread

Methods inherited from class java.lang.Object

Field Detail

INVERSE

FORWARD

SLICE_XY

SLICE_YZ

SLICE_ZX

imagData

image25D

logMagDisplay

realData

transformDir

unequalDim

complexInverse

startTime

Constructor Detail

OpenCLAlgorithmFFT

OpenCLAlgorithmFFT

Method Detail

finalize

getImaginaryData

getRealData

runAlgorithm

saveImage

saveImage

saveImageFFT

saveImageFFT

calcFFT

calcFFT25D