Example usage for java.awt.geom AffineTransform toString

Introduction

In this page you can find the example usage for java.awt.geom AffineTransform toString.

Prototype

public String toString() 

Source Link

Document

Returns a String that represents the value of this Object .

Usage

From source file:edu.valelab.gaussianfit.datasettransformations.CoordinateMapper.java

public static void logAffineTransform(AffineTransform af) {
    AffineTransform tmp = new AffineTransform(af);
    try {// w w  w  .j  a  v a  2 s .  co  m
        AffineTransform inv = tmp.createInverse();
        ij.IJ.log(inv.toString());
    } catch (NoninvertibleTransformException ex) {
        ReportingUtils.logError(ex, "Problem while printing affine transform");
    }
}

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From source file:org.micromanager.plugins.magellan.coordinates.AffineCalibrator.java

public void computeAffine() throws Exception {
    IJ.log("Automatic affine calibration.");
    IJ.log(" ");/*from w  ww .  java2 s.c  o  m*/
    IJ.log("This module will attempt to estimate the affine transformation matrix based on \n"
            + "three images of the same object in a different part of the field of view. Between \n"
            + "each successive image, the XY stage must be tranlsated so that the object is in a \n"
            + "different part of the field of view. The first image has already been captured.");
    CMMCore core = Magellan.getCore();
    String xyStage = core.getXYStageDevice();
    Point2D.Double[] stagePositions = new Point2D.Double[3], pixPositions = new Point2D.Double[3];

    stagePositions[0] = new Point2D.Double(core.getXPosition(xyStage), core.getYPosition(xyStage));
    TaggedImage img0 = snapAndAdd();
    nextImageLatch_ = new CountDownLatch(1);
    Log.log("Move stage to new position with same features visible, and press Capture");
    nextImageLatch_.await();
    if (abort_) {
        return;
    }

    stagePositions[1] = new Point2D.Double(core.getXPosition(xyStage), core.getYPosition(xyStage));
    TaggedImage img1 = snapAndAdd();
    nextImageLatch_ = new CountDownLatch(1);
    Log.log("Move stage to new position with same features visible, and press Capture");
    nextImageLatch_.await();
    if (abort_) {
        return;
    }

    stagePositions[2] = new Point2D.Double(core.getXPosition(xyStage), core.getYPosition(xyStage));
    TaggedImage img2 = snapAndAdd();

    //use Xcorr to calculate pixel coordinates
    ProgressBar progressBar = new ProgressBar("Computing affine transform (may take several minutes)", 0, 3);
    progressBar.setProgress(0);
    progressBar.setVisible(true);
    pixPositions[0] = new Point2D.Double(0, 0); // define first one as the origin
    progressBar.setProgress(1);
    pixPositions[1] = crossCorrelate(img0, img1);
    progressBar.setProgress(2);
    pixPositions[2] = crossCorrelate(img0, img2);
    progressBar.setProgress(3);
    progressBar.setVisible(false);

    //3) compute affine from three pairs of points
    AffineTransform transform = computeAffine(pixPositions[0], pixPositions[1], pixPositions[2],
            stagePositions[0], stagePositions[1], stagePositions[2]);

    //ask if user likes this affine transform and wants to store it
    int result = JOptionPane.showConfirmDialog(affineGui_,
            "Calulcated affine transform matrix: " + transform.toString()
                    + ". Would you like to store these settings?",
            "Store calculated affine transform?", JOptionPane.YES_NO_OPTION);
    if (result == JOptionPane.YES_OPTION) {
        //store affine
        AffineUtils.storeAffineTransform(core.getCurrentPixelSizeConfig(), transform);
        //mark as updated
        AffineUtils.transformUpdated(core.getCurrentPixelSizeConfig(), transform);
    }
}

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