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

Example 6 with Cache

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

the class SkelFootprint method mergeOnProfiles.

private void mergeOnProfiles(HalfMesh2 mesh, List<Line> footprint) {
    System.out.println("merging over profiles...");
    TreeSet<HalfFace> togo = new TreeSet<>((HalfFace o1, HalfFace o2) -> Double.compare(o1.area(), o2.area()));
    togo.addAll(mesh.faces);
    int count = 0;
    while (!togo.isEmpty()) {
        HalfFace f = togo.pollFirst();
        Cache<HalfEdge, MutableDouble> crossedBy = new Cach<>(e -> new MutableDouble(0));
        for (HalfEdge e : f) {
            SuperEdge se = (SuperEdge) e;
            if (se.profLine != null) {
                MegaFacade mf = ((SuperLine) se.profLine).mega;
                if (mf != null)
                    for (Prof p : mf.getTween(se.start, se.end, 0)) {
                        Line proj = new Line(Pointz.to2(p.to3d(p.get(0))), Pointz.to2(p.to3d(p.get(p.size() - 1))));
                        for (HalfEdge e2 : f) {
                            SuperEdge se2 = (SuperEdge) e2;
                            if (se2.profLine == null && (se2.over == null || ((SuperEdge) se2.over).profLine == null) && e2.over != null && e2.line().intersects(proj) != null && Mathz.inRange(e2.line().absAngle(proj), 0.25 * Math.PI, 0.75 * Math.PI)) {
                                crossedBy.get(e2).d += TweedSettings.settings.profileHSampleDist;
                            }
                        }
                    }
            }
        }
        count += crossedBy.cache.size();
        Optional<Map.Entry<HalfEdge, MutableDouble>> longestO = crossedBy.cache.entrySet().stream().filter(// 
        e1 -> ((SuperEdge) e1.getKey()).profLine == null && e1.getValue().d > 0).max((e1, e2) -> Double.compare(e1.getValue().d, e2.getValue().d));
        if (longestO.isPresent()) {
            Map.Entry<HalfEdge, MutableDouble> longest = longestO.get();
            if (longest.getValue().d > 0.6 * longest.getKey().length()) {
                HalfFace tgf = longest.getKey().over.face;
                togo.remove(tgf);
                longest.getKey().face.merge(mesh, tgf);
                ((SuperFace) longest.getKey().face).mergeFrom((SuperFace) tgf);
                togo.add(f);
            }
        }
    }
    System.out.println("found crossings " + count);
    killDoubleEdges(mesh);
}

Example 7 with Cache

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

the class SliceSolver method slicesByDataFit.

private void slicesByDataFit(Slice slice, double delta, List<State> states) {
    {
        Cache<State, Double> cache = new Cache<State, Double>() {

            @Override
            public Double create(State i) {
                double out = 0;
                for (State s : states) {
                    double d = dataFit(s.filtered, i.con.out);
                    if (d != Double.MAX_VALUE)
                        out += d;
                    else
                        out += 1e3;
                }
                if (out == 0)
                    out = Double.MAX_VALUE;
                return out;
            }
        };
        Collections.sort(states, new Comparator<State>() {

            public int compare(State o1, State o2) {
                return -Double.compare(cache.get(o1), cache.get(o2));
            }
        });
        states.stream().forEach(s -> CutHoles.cutHoles(s.con.out, P.CON_TOL / 5));
        ObjDump out = new ObjDump();
        double height = slice.min[slice.majorAxis];
        for (int i = 0; i < states.size(); i++) {
            State s = states.get(i);
            System.out.println(" >>>> " + cache.get(s));
            Slice.extrude(out, s.con.out, height, height + delta);
            Slice.capAtHeight(out, s.con.out, false, height);
            Slice.capAtHeight(out, s.con.out, true, height + delta);
            height += delta * 3;
        }
        out.dump(outfile);
    }
}

Example 8 with Cache

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

the class SkelFootprint method profileRuns.

private static void profileRuns(SuperLine sl, MultiMap<SuperLine, List<Prof>> profSets) {
    MegaFacade mf = sl.getMega();
    Cache<Integer, Double> distance2Next = new Cache<Integer, Double>() {

        @Override
        public Double create(Integer i) {
            Prof pc = mf.profiles.get(i), pn = mf.profiles.get(i + 1);
            if (pc == null || pn == null)
                return 1e6;
            return pc.distance(pn, true, false, false);
        }
    };
    // i -> mf.profiles.get( i ).distance( mf.profiles.get(i+1), true ));
    int start = mf.hExtentMin;
    for (int i = mf.hExtentMin; i < mf.hExtentMax; i++) {
        if (distance2Next.get(i) > 4 || i == mf.hExtentMax - 1) {
            // if ( (Math.random() > 0.95 || i == mf.hExtentMax - 1)  ){//0.5 / ProfileGen.HORIZ_SAMPLE_DIST) {
            if (i - start > 0.5 / TweedSettings.settings.profileHSampleDist) {
                List<Prof> lp = IntStream.range(start, i + 1).mapToObj(p -> mf.profiles.get(p)).filter(p -> p != null).collect(Collectors.toList());
                if (lp != null && !lp.isEmpty())
                    profSets.put(sl, lp);
            }
            start = i + 1;
        // i++;
        // }
        }
    }
// System.out.println( (mf.hExtentMax - mf.hExtentMin)+  " mm " + min+ " / " + max +" found " + profSets.size() );
}