Examples with Line org.twak.utils.Line used on opensource projects

Example 41 with Line

use of org.twak.utils.Line in project chordatlas by twak.

the class LineSoup method partition.

public List<Set<Line>> partition(double d) {
    List<Set<Line>> out = new ArrayList();
    for (Line l : all) {
        Set<Set<Line>> closeSets = new HashSet<>();
        part: for (Set<Line> part : out) for (Line pl : part) if (pl.distance(l) < d) {
            closeSets.add(part);
            continue part;
        }
        Set<Line> best = null;
        if (closeSets.isEmpty()) {
            best = new HashSet<>();
            out.add(best);
        } else {
            Iterator<Set<Line>> wtf = closeSets.iterator();
            best = wtf.next();
            while (wtf.hasNext()) {
                Set<Line> togo = wtf.next();
                best.addAll(togo);
                out.remove(togo);
            }
        }
        best.add(l);
    }
    return out;
}

Example 42 with Line

use of org.twak.utils.Line in project chordatlas by twak.

the class SkelGen method findRange.

private static double[] findRange(SuperEdge se, Point2d s, Point2d e, Line backup) {
    Line mf;
    if (se.mini.isEmpty() || se.mini.get(0).imageFeatures == null) {
        if (backup == null)
            return null;
        else
            mf = backup;
    } else
        // todo: bad place for this method.
        mf = se.mini.get(0).imageFeatures.mega.megafacade;
    double mfL = mf.length();
    return new double[] { mf.findPPram(s) * mfL, mf.findPPram(e) * mfL };
}

Example 43 with Line

use of org.twak.utils.Line in project chordatlas by twak.

the class GreebleSkel method createMesh.

public void createMesh(Output output) {
    float[] roofColor = new float[] { 0.3f, 0.3f, 0.3f, 1 }, wallColor = new float[] { 228 / 255f, 223 / 255f, 206 / 255f, 1.0f };
    if (output.faces == null)
        return;
    double bestWallArea = 0, bestRoofArea = 0;
    for (Face f : output.faces.values()) {
        double area = Loopz.area3(f.getLoopL());
        Tag t = getTag(f.profile, RoofTag.class);
        if (t != null && area > bestRoofArea && ((RoofTag) t).color != null) {
            roofColor = ((RoofTag) t).color;
            bestRoofArea = area;
        }
        t = getTag(f.profile, WallTag.class);
        if (t != null && area > bestWallArea && ((WallTag) t).color != null) {
            wallColor = ((WallTag) t).color;
            bestWallArea = area;
        }
    }
    greebleGrid = new GreebleGrid(tweed, mbs = new MMeshBuilderCache());
    output.addNonSkeletonSharedEdges(new RoofTag(roofColor));
    edges(output, roofColor);
    for (List<Face> chain : Campz.findChains(output)) {
        // for ( Face f : output.faces.values() )
        // mbs.get(roofColor).add3d( Loopz.insertInnerEdges( f.getLoopL() ), zToYup );
        Optional<Tag> opt = chain.stream().flatMap(f -> f.profile.stream()).filter(tag -> tag instanceof WallTag).findAny();
        WallTag wt = null;
        Set<QuadF> features = new HashSet<>();
        MiniFacade mf = null;
        if (opt.isPresent() && (wt = (WallTag) opt.get()).miniFacade != null) {
            MiniFacade mf2 = new MiniFacade(wt.miniFacade);
            Line facadeLine;
            {
                Edge e = chain.get(0).edge;
                // we might rotate the facade to apply a set of features to a different side of the building.
                facadeLine = new Line(e.end.x, e.end.y, e.start.x, e.start.y);
            }
            if (TweedSettings.settings.snapFacadeWidth) {
                // move/scale mf horizontally from mean-image-location to mesh-facade-location
                double[] meshSE = findSE(wt.miniFacade, facadeLine, chain);
                mf2.scaleX(meshSE[0], meshSE[1]);
            }
            // find window locations in 3 space
            mf2.rects.values().stream().flatMap(f -> f.stream()).map(r -> new QuadF(r, facadeLine)).forEach(q -> features.add(q));
            mf = mf2;
        }
        for (Face f : chain) {
            face(f, mf, features, roofColor, wallColor);
        }
        for (QuadF w : features) if ((w.original.f == Feature.WINDOW || w.original.f == Feature.SHOP) && w.foundAll()) {
            greebleGrid.createDormerWindow(w, mbs.WOOD, mbs.GLASS, (float) wt.sillDepth, (float) wt.sillHeight, (float) wt.corniceHeight, 0.6, 0.9);
        }
        // for ( String mName : mbs.cache.keySet() )
        // for (float[] mCol : mbs.cache.get( mName ).keySet() )
        // node.attachChild( mb2Geom( output, chain, mName, mCol ) );
        greebleGrid.attachAll(node, chain, output, new ClickMe() {

            @Override
            public void clicked(Object data) {
                try {
                    SwingUtilities.invokeAndWait(new Runnable() {

                        @Override
                        public void run() {
                            selected(output, node, findSuperEdge(output, chain));
                        }
                    });
                } catch (Throwable th) {
                    th.printStackTrace();
                }
            }
        });
    }
}

Example 44 with Line

use of org.twak.utils.Line in project chordatlas by twak.

the class GreebleSkel method setToHeight.

private static PtInChain setToHeight(List<Point2d> chain, boolean left, double x2, double y2) {
    double bestX = chain.get(0).x;
    for (int i = 1; i < chain.size(); i++) {
        Point2d p = chain.get(i - 1), n = chain.get(i);
        bestX = left ? Math.max(p.x, bestX) : Math.min(p.x, bestX);
        PtInChain first = new PtInChain(new Point2d(n), i, 0);
        first.x = bestX;
        if (Math.abs(n.y - y2) < 0.001) {
            first.x = left ? Math.max(n.x, first.x) : Math.min(n.x, first.x);
            return first;
        }
        Line pn = new Line(p, n);
        if (n.y > y2) {
            Point2d sec = new LinearForm(pn).intersect(new LinearForm(0, 1, y2));
            if (sec == null)
                return first;
            sec.x = left ? Math.max(bestX, sec.x) : Math.min(bestX, sec.x);
            return new PtInChain(sec, i - 1, pn.findPPram(sec));
        }
    }
    return null;
}

Example 45 with Line

use of org.twak.utils.Line in project chordatlas by twak.

the class GMLReader method main1.

public static void main1(String[] args) {
    Graph2D g2 = readGMLToGraph(new File("/home/twak/data/langham/langham.gml"));
    g2.removeInnerEdges();
    Point2d offset = new Point2d();
    int count = 0;
    for (Point2d p : g2.map.keySet()) for (Line l : g2.get(p)) {
        count++;
        offset.add(l.start);
        System.out.println(l);
    }
    offset.scale(1. / count);
    System.out.println("offset is " + offset);
    AffineTransform at = AffineTransform.getScaleInstance(-1, 1);
    at.concatenate(AffineTransform.getTranslateInstance(-offset.x, -offset.y));
    g2 = g2.apply(at);
    UnionWalker uw = new UnionWalker();
    for (Point2d a : g2.map.keySet()) {
        for (Line l : g2.get(a)) {
            uw.addEdge(l.start, l.end);
        }
    }
    LoopL<Point2d> out = uw.findAll();
    ObjDump obj = new ObjDump();
    for (Loop<Point2d> loop : out) {
        List<Point3d> pts = new ArrayList();
        for (Point2d pt : loop) pts.add(new Point3d(pt.x, 0, pt.y));
        obj.addFace(pts);
    }
    obj.dump(new File(Tweed.SCRATCH + "langham.obj"));
}