Examples with TileConfiguration mpicbg.models.TileConfiguration used on opensource projects

Example 1 with TileConfiguration

use of mpicbg.models.TileConfiguration in project TrakEM2 by trakem2.

the class ElasticLayerAlignment method exec.

/**
 * @param param
 * @param layerRange
 * @param fixedLayers
 * @param emptyLayers
 * @param box
 * @param filter
 * @param useTps true if using TPS transforms, otherwise MLS
 * @throws Exception
 */
@SuppressWarnings("deprecation")
public final void exec(final Param param, final Project project, final List<Layer> layerRange, final Set<Layer> fixedLayers, final Set<Layer> emptyLayers, final Rectangle box, final boolean propagateTransformBefore, final boolean propagateTransformAfter, final Filter<Patch> filter) throws Exception {
    final ExecutorService service = ExecutorProvider.getExecutorService(1.0f);
    /* create tiles and models for all layers */
    final ArrayList<Tile<?>> tiles = new ArrayList<Tile<?>>();
    for (int i = 0; i < layerRange.size(); ++i) {
        switch(param.desiredModelIndex) {
            case 0:
                tiles.add(new Tile<TranslationModel2D>(new TranslationModel2D()));
                break;
            case 1:
                tiles.add(new Tile<RigidModel2D>(new RigidModel2D()));
                break;
            case 2:
                tiles.add(new Tile<SimilarityModel2D>(new SimilarityModel2D()));
                break;
            case 3:
                tiles.add(new Tile<AffineModel2D>(new AffineModel2D()));
                break;
            case 4:
                tiles.add(new Tile<HomographyModel2D>(new HomographyModel2D()));
                break;
            default:
                return;
        }
    }
    /* collect all pairs of slices for which a model could be found */
    final ArrayList<Triple<Integer, Integer, AbstractModel<?>>> pairs = new ArrayList<Triple<Integer, Integer, AbstractModel<?>>>();
    if (!param.isAligned) {
        preAlignStack(param, project, layerRange, box, filter, pairs);
    } else {
        for (int i = 0; i < layerRange.size(); ++i) {
            final int range = Math.min(layerRange.size(), i + param.maxNumNeighbors + 1);
            for (int j = i + 1; j < range; ++j) {
                pairs.add(new Triple<Integer, Integer, AbstractModel<?>>(i, j, new TranslationModel2D()));
            }
        }
    }
    /* Elastic alignment */
    /* Initialization */
    final TileConfiguration initMeshes = new TileConfiguration();
    final int meshWidth = (int) Math.ceil(box.width * param.layerScale);
    final int meshHeight = (int) Math.ceil(box.height * param.layerScale);
    final ArrayList<SpringMesh> meshes = new ArrayList<SpringMesh>(layerRange.size());
    for (int i = 0; i < layerRange.size(); ++i) {
        meshes.add(new SpringMesh(param.resolutionSpringMesh, meshWidth, meshHeight, param.stiffnessSpringMesh, param.maxStretchSpringMesh * param.layerScale, param.dampSpringMesh));
    }
    // final int blockRadius = Math.max( 32, meshWidth / p.resolutionSpringMesh / 2 );
    final int blockRadius = Math.max(16, mpicbg.util.Util.roundPos(param.layerScale * param.blockRadius));
    Utils.log("effective block radius = " + blockRadius);
    final ArrayList<Future<BlockMatchPairCallable.BlockMatchResults>> futures = new ArrayList<Future<BlockMatchPairCallable.BlockMatchResults>>(pairs.size());
    for (final Triple<Integer, Integer, AbstractModel<?>> pair : pairs) {
        /* free memory */
        project.getLoader().releaseAll();
        final SpringMesh m1 = meshes.get(pair.a);
        final SpringMesh m2 = meshes.get(pair.b);
        final ArrayList<Vertex> v1 = m1.getVertices();
        final ArrayList<Vertex> v2 = m2.getVertices();
        final Layer layer1 = layerRange.get(pair.a);
        final Layer layer2 = layerRange.get(pair.b);
        final boolean layer1Fixed = fixedLayers.contains(layer1);
        final boolean layer2Fixed = fixedLayers.contains(layer2);
        if (!(layer1Fixed && layer2Fixed)) {
            final BlockMatchPairCallable bmpc = new BlockMatchPairCallable(pair, layerRange, layer1Fixed, layer2Fixed, filter, param, v1, v2, box);
            futures.add(service.submit(bmpc));
        }
    }
    for (final Future<BlockMatchPairCallable.BlockMatchResults> future : futures) {
        final BlockMatchPairCallable.BlockMatchResults results = future.get();
        final Collection<PointMatch> pm12 = results.pm12, pm21 = results.pm21;
        final Triple<Integer, Integer, AbstractModel<?>> pair = results.pair;
        final Tile<?> t1 = tiles.get(pair.a);
        final Tile<?> t2 = tiles.get(pair.b);
        final SpringMesh m1 = meshes.get(pair.a);
        final SpringMesh m2 = meshes.get(pair.b);
        final double springConstant = 1.0 / (pair.b - pair.a);
        final boolean layer1Fixed = results.layer1Fixed;
        final boolean layer2Fixed = results.layer2Fixed;
        if (layer1Fixed) {
            initMeshes.fixTile(t1);
        } else {
            if (param.useLocalSmoothnessFilter) {
                Utils.log(pair.a + " > " + pair.b + ": " + pm12.size() + " candidates passed local smoothness filter.");
            } else {
                Utils.log(pair.a + " > " + pair.b + ": found " + pm12.size() + " correspondences.");
            }
            for (final PointMatch pm : pm12) {
                final Vertex p1 = (Vertex) pm.getP1();
                final Vertex p2 = new Vertex(pm.getP2());
                p1.addSpring(p2, new Spring(0, springConstant));
                m2.addPassiveVertex(p2);
            }
            /*
                * adding Tiles to the initialing TileConfiguration, adding a Tile
                * multiple times does not harm because the TileConfiguration is
                * backed by a Set.
                */
            if (pm12.size() > pair.c.getMinNumMatches()) {
                initMeshes.addTile(t1);
                initMeshes.addTile(t2);
                t1.connect(t2, pm12);
            }
        }
        if (layer2Fixed)
            initMeshes.fixTile(t2);
        else {
            if (param.useLocalSmoothnessFilter) {
                Utils.log(pair.a + " < " + pair.b + ": " + pm21.size() + " candidates passed local smoothness filter.");
            } else {
                Utils.log(pair.a + " < " + pair.b + ": found " + pm21.size() + " correspondences.");
            }
            for (final PointMatch pm : pm21) {
                final Vertex p1 = (Vertex) pm.getP1();
                final Vertex p2 = new Vertex(pm.getP2());
                p1.addSpring(p2, new Spring(0, springConstant));
                m1.addPassiveVertex(p2);
            }
            /*
                * adding Tiles to the initialing TileConfiguration, adding a Tile
                * multiple times does not harm because the TileConfiguration is
                * backed by a Set.
                */
            if (pm21.size() > pair.c.getMinNumMatches()) {
                initMeshes.addTile(t1);
                initMeshes.addTile(t2);
                t2.connect(t1, pm21);
            }
        }
        Utils.log(pair.a + " <> " + pair.b + " spring constant = " + springConstant);
    }
    /* pre-align by optimizing a piecewise linear model */
    initMeshes.optimize(param.maxEpsilon * param.layerScale, param.maxIterationsSpringMesh, param.maxPlateauwidthSpringMesh);
    for (int i = 0; i < layerRange.size(); ++i) meshes.get(i).init(tiles.get(i).getModel());
    /* optimize the meshes */
    try {
        final long t0 = System.currentTimeMillis();
        Utils.log("Optimizing spring meshes...");
        if (param.useLegacyOptimizer) {
            Utils.log("  ...using legacy optimizer...");
            SpringMesh.optimizeMeshes2(meshes, param.maxEpsilon * param.layerScale, param.maxIterationsSpringMesh, param.maxPlateauwidthSpringMesh, param.visualize);
        } else {
            SpringMesh.optimizeMeshes(meshes, param.maxEpsilon * param.layerScale, param.maxIterationsSpringMesh, param.maxPlateauwidthSpringMesh, param.visualize);
        }
        Utils.log("Done optimizing spring meshes. Took " + (System.currentTimeMillis() - t0) + " ms");
    } catch (final NotEnoughDataPointsException e) {
        Utils.log("There were not enough data points to get the spring mesh optimizing.");
        e.printStackTrace();
        return;
    }
    /* translate relative to bounding box */
    for (final SpringMesh mesh : meshes) {
        for (final PointMatch pm : mesh.getVA().keySet()) {
            final Point p1 = pm.getP1();
            final Point p2 = pm.getP2();
            final double[] l = p1.getL();
            final double[] w = p2.getW();
            l[0] = l[0] / param.layerScale + box.x;
            l[1] = l[1] / param.layerScale + box.y;
            w[0] = w[0] / param.layerScale + box.x;
            w[1] = w[1] / param.layerScale + box.y;
        }
    }
    /* free memory */
    project.getLoader().releaseAll();
    final Layer first = layerRange.get(0);
    final List<Layer> layers = first.getParent().getLayers();
    final LayerSet ls = first.getParent();
    final Area infArea = AreaUtils.infiniteArea();
    final List<VectorData> vectorData = new ArrayList<VectorData>();
    for (final Layer layer : ls.getLayers()) {
        vectorData.addAll(Utils.castCollection(layer.getDisplayables(VectorData.class, false, true), VectorData.class, true));
    }
    vectorData.addAll(Utils.castCollection(ls.getZDisplayables(VectorData.class, true), VectorData.class, true));
    /* transfer layer transform into patch transforms and append to patches */
    if (propagateTransformBefore || propagateTransformAfter) {
        if (propagateTransformBefore) {
            final ThinPlateSplineTransform tps = makeTPS(meshes.get(0).getVA().keySet());
            final int firstLayerIndex = first.getParent().getLayerIndex(first.getId());
            for (int i = 0; i < firstLayerIndex; ++i) {
                applyTransformToLayer(layers.get(i), tps, filter);
                for (final VectorData vd : vectorData) {
                    vd.apply(layers.get(i), infArea, tps);
                }
            }
        }
        if (propagateTransformAfter) {
            final Layer last = layerRange.get(layerRange.size() - 1);
            final CoordinateTransform ct;
            if (param.useTps)
                ct = makeTPS(meshes.get(meshes.size() - 1).getVA().keySet());
            else {
                final MovingLeastSquaresTransform2 mls = new MovingLeastSquaresTransform2();
                mls.setMatches(meshes.get(meshes.size() - 1).getVA().keySet());
                ct = mls;
            }
            final int lastLayerIndex = last.getParent().getLayerIndex(last.getId());
            for (int i = lastLayerIndex + 1; i < layers.size(); ++i) {
                applyTransformToLayer(layers.get(i), ct, filter);
                for (final VectorData vd : vectorData) {
                    vd.apply(layers.get(i), infArea, ct);
                }
            }
        }
    }
    for (int l = 0; l < layerRange.size(); ++l) {
        IJ.showStatus("Applying transformation to patches ...");
        IJ.showProgress(0, layerRange.size());
        final Layer layer = layerRange.get(l);
        final ThinPlateSplineTransform tps = makeTPS(meshes.get(l).getVA().keySet());
        applyTransformToLayer(layer, tps, filter);
        for (final VectorData vd : vectorData) {
            vd.apply(layer, infArea, tps);
        }
        if (Thread.interrupted()) {
            Utils.log("Interrupted during applying transformations to patches.  No all patches have been updated.  Re-generate mipmaps manually.");
        }
        IJ.showProgress(l + 1, layerRange.size());
    }
    /* update patch mipmaps */
    final int firstLayerIndex;
    final int lastLayerIndex;
    if (propagateTransformBefore)
        firstLayerIndex = 0;
    else {
        firstLayerIndex = first.getParent().getLayerIndex(first.getId());
    }
    if (propagateTransformAfter)
        lastLayerIndex = layers.size() - 1;
    else {
        final Layer last = layerRange.get(layerRange.size() - 1);
        lastLayerIndex = last.getParent().getLayerIndex(last.getId());
    }
    for (int i = firstLayerIndex; i <= lastLayerIndex; ++i) {
        final Layer layer = layers.get(i);
        if (!(emptyLayers.contains(layer) || fixedLayers.contains(layer))) {
            for (final Patch patch : AlignmentUtils.filterPatches(layer, filter)) patch.updateMipMaps();
        }
    }
    Utils.log("Done.");
}

Example 2 with TileConfiguration

use of mpicbg.models.TileConfiguration in project TrakEM2 by trakem2.

the class MatchIntensities method run.

/**
 * @param layers
 * @param radius
 * @param scale
 * @param numCoefficients
 * @param lambda1
 * @param lambda2
 * @param neighborWeight
 * @param roi
 */
public <M extends Model<M> & Affine1D<M>> void run(final List<Layer> layers, final int radius, final double scale, final int numCoefficients, final double lambda1, final double lambda2, final double neighborWeight, final Rectangle roi) throws InterruptedException, ExecutionException {
    final int firstLayerIndex = layerset.getLayerIndex(layers.get(0).getId());
    final int lastLayerIndex = layerset.getLayerIndex(layers.get(layers.size() - 1).getId());
    // final PointMatchFilter filter = new RansacRegressionFilter();
    final PointMatchFilter filter = new RansacRegressionReduceFilter();
    /* collect patches */
    Utils.log("Collecting patches ... ");
    final ArrayList<Patch> patches = new ArrayList<Patch>();
    for (final Layer layer : layers) patches.addAll((Collection) layer.getDisplayables(Patch.class, roi));
    /* delete existing intensity coefficients */
    Utils.log("Clearing existing intensity maps ... ");
    for (final Patch p : patches) p.clearIntensityMap();
    /* generate coefficient tiles for all patches
		 * TODO consider offering alternative models */
    final HashMap<Patch, ArrayList<Tile<? extends M>>> coefficientsTiles = (HashMap) generateCoefficientsTiles(patches, new InterpolatedAffineModel1D<InterpolatedAffineModel1D<AffineModel1D, TranslationModel1D>, IdentityModel>(new InterpolatedAffineModel1D<AffineModel1D, TranslationModel1D>(new AffineModel1D(), new TranslationModel1D(), lambda1), new IdentityModel(), lambda2), numCoefficients * numCoefficients);
    /* completed patches */
    final HashSet<Patch> completedPatches = new HashSet<Patch>();
    /* collect patch pairs */
    Utils.log("Collecting patch pairs ... ");
    final ArrayList<ValuePair<Patch, Patch>> patchPairs = new ArrayList<ValuePair<Patch, Patch>>();
    for (final Patch p1 : patches) {
        completedPatches.add(p1);
        final Rectangle box1 = p1.getBoundingBox().intersection(roi);
        final ArrayList<Patch> p2s = new ArrayList<Patch>();
        /* across adjacent layers */
        final int layerIndex = layerset.getLayerIndex(p1.getLayer().getId());
        for (int i = Math.max(firstLayerIndex, layerIndex - radius); i <= Math.min(lastLayerIndex, layerIndex + radius); ++i) {
            final Layer layer = layerset.getLayer(i);
            if (layer != null)
                p2s.addAll((Collection) layer.getDisplayables(Patch.class, box1));
        }
        for (final Patch p2 : p2s) {
            /*
				 * if this patch had been processed earlier, all matches are
				 * already in
				 */
            if (completedPatches.contains(p2))
                continue;
            patchPairs.add(new ValuePair<Patch, Patch>(p1, p2));
        }
    }
    final int numThreads = Integer.parseInt(layerset.getProperty("n_mipmap_threads", Integer.toString(Runtime.getRuntime().availableProcessors())));
    Utils.log("Matching intensities using " + numThreads + " threads ... ");
    final ExecutorService exec = Executors.newFixedThreadPool(numThreads);
    final ArrayList<Future<?>> futures = new ArrayList<Future<?>>();
    for (final ValuePair<Patch, Patch> patchPair : patchPairs) {
        futures.add(exec.submit(new Matcher(roi, patchPair, (HashMap) coefficientsTiles, filter, scale, numCoefficients)));
    }
    for (final Future<?> future : futures) future.get();
    /* connect tiles within patches */
    Utils.log("Connecting coefficient tiles in the same patch  ... ");
    for (final Patch p1 : completedPatches) {
        /* get the coefficient tiles */
        final ArrayList<Tile<? extends M>> p1CoefficientsTiles = coefficientsTiles.get(p1);
        for (int y = 1; y < numCoefficients; ++y) {
            final int yr = numCoefficients * y;
            final int yr1 = yr - numCoefficients;
            for (int x = 0; x < numCoefficients; ++x) {
                identityConnect(p1CoefficientsTiles.get(yr1 + x), p1CoefficientsTiles.get(yr + x), neighborWeight);
            }
        }
        for (int y = 0; y < numCoefficients; ++y) {
            final int yr = numCoefficients * y;
            for (int x = 1; x < numCoefficients; ++x) {
                final int yrx = yr + x;
                identityConnect(p1CoefficientsTiles.get(yrx), p1CoefficientsTiles.get(yrx - 1), neighborWeight);
            }
        }
    }
    /* optimize */
    Utils.log("Optimizing ... ");
    final TileConfiguration tc = new TileConfiguration();
    for (final ArrayList<Tile<? extends M>> coefficients : coefficientsTiles.values()) {
        // for ( final Tile< ? > t : coefficients )
        // if ( t.getMatches().size() == 0 )
        // IJ.log( "bang" );
        tc.addTiles(coefficients);
    }
    try {
        tc.optimize(0.01f, iterations, iterations, 0.75f);
    } catch (final NotEnoughDataPointsException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (final IllDefinedDataPointsException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    /* save coefficients */
    final double[] ab = new double[2];
    final FSLoader loader = (FSLoader) layerset.getProject().getLoader();
    final String itsDir = loader.getUNUIdFolder() + "trakem2.its/";
    for (final Entry<Patch, ArrayList<Tile<? extends M>>> entry : coefficientsTiles.entrySet()) {
        final FloatProcessor as = new FloatProcessor(numCoefficients, numCoefficients);
        final FloatProcessor bs = new FloatProcessor(numCoefficients, numCoefficients);
        final Patch p = entry.getKey();
        final double min = p.getMin();
        final double max = p.getMax();
        final ArrayList<Tile<? extends M>> tiles = entry.getValue();
        for (int i = 0; i < numCoefficients * numCoefficients; ++i) {
            final Tile<? extends M> t = tiles.get(i);
            final Affine1D<?> affine = t.getModel();
            affine.toArray(ab);
            /* coefficients mapping into existing [min, max] */
            as.setf(i, (float) ab[0]);
            bs.setf(i, (float) ((max - min) * ab[1] + min - ab[0] * min));
        }
        final ImageStack coefficientsStack = new ImageStack(numCoefficients, numCoefficients);
        coefficientsStack.addSlice(as);
        coefficientsStack.addSlice(bs);
        final String itsPath = itsDir + FSLoader.createIdPath(Long.toString(p.getId()), "it", ".tif");
        new File(itsPath).getParentFile().mkdirs();
        IJ.saveAs(new ImagePlus("", coefficientsStack), "tif", itsPath);
    }
    /* update mipmaps */
    for (final Patch p : patches) p.getProject().getLoader().decacheImagePlus(p.getId());
    final ArrayList<Future<Boolean>> mipmapFutures = new ArrayList<Future<Boolean>>();
    for (final Patch p : patches) mipmapFutures.add(p.updateMipMaps());
    for (final Future<Boolean> f : mipmapFutures) f.get();
    Utils.log("Matching intensities done.");
}

Example 3 with TileConfiguration

use of mpicbg.models.TileConfiguration in project TrakEM2 by trakem2.

the class RegularizedAffineLayerAlignment method exec.

/**
 * @param param
 * @param layerRange
 * @param fixedLayers
 * @param emptyLayers
 * @param box
 * @param propagateTransformAfter
 * @param filter
 * @throws Exception
 */
@SuppressWarnings({ "rawtypes", "unchecked" })
public final void exec(final Param param, final List<Layer> layerRange, final Set<Layer> fixedLayers, final Set<Layer> emptyLayers, final Rectangle box, final boolean propagateTransformBefore, final boolean propagateTransformAfter, final Filter<Patch> filter) throws Exception {
    final double scale = Math.min(1.0, Math.min((double) param.ppm.sift.maxOctaveSize / (double) box.width, (double) param.ppm.sift.maxOctaveSize / (double) box.height));
    final ExecutorService exec = ExecutorProvider.getExecutorService(1.0f / (float) param.maxNumThreads);
    /* create tiles and models for all layers */
    final ArrayList<Tile<?>> tiles = new ArrayList<Tile<?>>();
    final AbstractAffineModel2D<?> m = (AbstractAffineModel2D<?>) Util.createModel(param.desiredModelIndex);
    final AbstractAffineModel2D<?> r = (AbstractAffineModel2D<?>) Util.createModel(param.regularizerIndex);
    for (int i = 0; i < layerRange.size(); ++i) {
        if (param.regularize)
            tiles.add(new Tile(new InterpolatedAffineModel2D(m.copy(), r.copy(), param.lambda)));
        else
            tiles.add(new Tile(m.copy()));
    }
    /* collect all pairs of slices for which a model could be found */
    final ArrayList<Triple<Integer, Integer, Collection<PointMatch>>> pairs = new ArrayList<Triple<Integer, Integer, Collection<PointMatch>>>();
    /* extract and save features, overwrite cached files if requested */
    try {
        AlignmentUtils.extractAndSaveLayerFeatures(layerRange, box, scale, filter, param.ppm.sift, param.ppm.clearCache, param.ppm.maxNumThreadsSift);
    } catch (final Exception e) {
        e.printStackTrace();
        IJError.print(e);
        return;
    }
    /* match and filter feature correspondences */
    int numFailures = 0, lastA = 0;
    final double pointMatchScale = 1.0 / scale;
    final ArrayList<Future<Triple<Integer, Integer, Collection<PointMatch>>>> modelFutures = new ArrayList<Future<Triple<Integer, Integer, Collection<PointMatch>>>>();
    for (int i = 0; i < layerRange.size(); ++i) {
        final int range = Math.min(layerRange.size(), i + param.maxNumNeighbors + 1);
        for (int j = i + 1; j < range; ++j) {
            modelFutures.add(exec.submit(new CorrespondenceCallable(param, layerRange.get(i), layerRange.get(j), pointMatchScale, i, j)));
        }
    }
    // Assume that futures are ordered in Triple.a
    try {
        for (final Future<Triple<Integer, Integer, Collection<PointMatch>>> future : modelFutures) {
            final Triple<Integer, Integer, Collection<PointMatch>> pair = future.get();
            if (lastA != pair.a) {
                numFailures = 0;
                lastA = pair.a;
            }
            if (pair.c == null) {
                numFailures++;
            // TODO: Cancel futures associated with pair.a
            } else if (numFailures < param.maxNumFailures) {
                pairs.add(pair);
            }
        }
    } catch (final InterruptedException ie) {
        Utils.log("Establishing feature correspondences interrupted.");
        for (final Future<Triple<Integer, Integer, Collection<PointMatch>>> future : modelFutures) {
            future.cancel(true);
        }
        return;
    }
    /* collect successfully matches pairs and break the search on gaps */
    /*
        for ( int t = 0; t < models.size(); ++t )
        {
            final Triple< Integer, Integer, Collection< PointMatch > > pair = models.get( t );
            if ( pair == null )
            {
                if ( ++numFailures > param.maxNumFailures )
                    break J;
            }
            else
            {
                numFailures = 0;
                pairs.add( pair );
            }
        }
*/
    /* Optimization */
    final TileConfiguration tileConfiguration = new TileConfiguration();
    for (final Triple<Integer, Integer, Collection<PointMatch>> pair : pairs) {
        final Tile<?> t1 = tiles.get(pair.a);
        final Tile<?> t2 = tiles.get(pair.b);
        tileConfiguration.addTile(t1);
        tileConfiguration.addTile(t2);
        t2.connect(t1, pair.c);
    }
    for (int i = 0; i < layerRange.size(); ++i) {
        final Layer layer = layerRange.get(i);
        if (fixedLayers.contains(layer))
            tileConfiguration.fixTile(tiles.get(i));
    }
    final List<Tile<?>> nonPreAlignedTiles = tileConfiguration.preAlign();
    IJ.log("pre-aligned all but " + nonPreAlignedTiles.size() + " tiles");
    tileConfiguration.optimize(param.maxEpsilon, param.maxIterationsOptimize, param.maxPlateauwidthOptimize);
    Utils.log(new StringBuffer("Successfully optimized configuration of ").append(tiles.size()).append(" tiles:").toString());
    Utils.log("  average displacement: " + String.format("%.3f", tileConfiguration.getError()) + "px");
    Utils.log("  minimal displacement: " + String.format("%.3f", tileConfiguration.getMinError()) + "px");
    Utils.log("  maximal displacement: " + String.format("%.3f", tileConfiguration.getMaxError()) + "px");
    if (propagateTransformBefore || propagateTransformAfter) {
        final Layer first = layerRange.get(0);
        final List<Layer> layers = first.getParent().getLayers();
        if (propagateTransformBefore) {
            final AffineTransform b = translateAffine(box, ((Affine2D<?>) tiles.get(0).getModel()).createAffine());
            final int firstLayerIndex = first.getParent().getLayerIndex(first.getId());
            for (int i = 0; i < firstLayerIndex; ++i) applyTransformToLayer(layers.get(i), b, filter);
        }
        if (propagateTransformAfter) {
            final Layer last = layerRange.get(layerRange.size() - 1);
            final AffineTransform b = translateAffine(box, ((Affine2D<?>) tiles.get(tiles.size() - 1).getModel()).createAffine());
            final int lastLayerIndex = last.getParent().getLayerIndex(last.getId());
            for (int i = lastLayerIndex + 1; i < layers.size(); ++i) applyTransformToLayer(layers.get(i), b, filter);
        }
    }
    for (int i = 0; i < layerRange.size(); ++i) {
        final AffineTransform b = translateAffine(box, ((Affine2D<?>) tiles.get(i).getModel()).createAffine());
        applyTransformToLayer(layerRange.get(i), b, filter);
    }
    Utils.log("Done.");
}