Example usage for com.badlogic.gdx.utils.async AsyncTask AsyncTask

Introduction

In this page you can find the example usage for com.badlogic.gdx.utils.async AsyncTask AsyncTask.

Prototype

AsyncTask

Source Link

Usage

From source file:es.eucm.ead.editor.utils.ShapeEditor.java

License:Open Source License

@Override
public void render() {
    super.render();
    renderPolygonShapes(blue, Color.BLUE, 0, 0);
    renderPolygonShapes(red, Color.RED, 0, 0);

    Array<Polygon> a = new Array<Polygon>();
    a.add(GeometryUtils.createPoly(polySides, polySize, new Vector2(lastX, lastY)));
    renderPolygonShapes(a, Color.DARK_GRAY, 0, 0);

    if (Gdx.input.isTouched()) {
        int mouseX = Gdx.input.getX();
        int mouseY = height - Gdx.input.getY();
        if (Gdx.input.isButtonPressed(Input.Buttons.LEFT)) {
            pendingMerges.offer(GeometryUtils.createPoly(polySides, polySize, new Vector2(mouseX, mouseY)));
        } else if (Gdx.input.isButtonPressed(Input.Buttons.RIGHT)) {
            pendingRemoves.offer(GeometryUtils.createPoly(polySides, polySize, new Vector2(mouseX, mouseY)));
        }//from ww w . jav a2  s.co m
    }

    if (updatedGeometry != null && updatedGeometry.isDone()) {
        Gdx.app.error("GeoTester", "merging in...");
        red.clear();
        for (Geometry g : updatedGeometry.get()) {
            red.add(GeometryUtils.jtsCoordsToGdx(g.getCoordinates()));
        }
        geo.clear();
        geo.addAll(updatedGeometry.get());
        updatedGeometry = null;
    } else if (!pendingMerges.isEmpty() && updatedGeometry == null) {
        updatedGeometry = executor.submit(new AsyncTask<Array<Geometry>>() {
            @Override
            public Array<Geometry> call() throws Exception {
                Array<Geometry> ga = new Array<Geometry>();
                for (Geometry g : geo) {
                    ga.add((Geometry) g.clone());
                }
                while (!pendingMerges.isEmpty()) {
                    GeometryUtils.merge(ga, pendingMerges.poll());
                }
                if (GeoTester.r(0, 10) < 4) {
                    GeometryUtils.simplify(ga, 5);
                }
                return ga;
            }
        });
    } else if (!pendingRemoves.isEmpty() && updatedGeometry == null) {
        updatedGeometry = executor.submit(new AsyncTask<Array<Geometry>>() {
            @Override
            public Array<Geometry> call() throws Exception {
                Array<Geometry> ga = new Array<Geometry>();
                for (Geometry g : geo) {
                    ga.add((Geometry) g.clone());
                }
                while (!pendingRemoves.isEmpty()) {
                    GeometryUtils.subtract(ga, pendingRemoves.poll());
                }
                if (GeoTester.r(0, 10) < 4) {
                    GeometryUtils.simplify(ga, 5);
                }
                return ga;
            }
        });
    }
}

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From source file:es.eucm.ead.editor.utils.TexturedShapeEditor.java

License:Open Source License

@Override
public void render() {
    super.render();
    renderPolygonSprite();/*  ww  w  .  ja va 2 s . c o m*/

    renderTriangles(red.get(0), triangles);
    renderPolygonShapes(blue, Color.BLUE, 0, 0);
    renderPolygonShapes(red, Color.RED, 0, 0);

    Array<Polygon> a = new Array<Polygon>();
    a.add(GeometryUtils.createPoly(6, polySize, new Vector2(lastX, lastY)));
    renderPolygonShapes(a, Color.DARK_GRAY, 0, 0);

    if (Gdx.input.isTouched()) {
        int mouseX = Gdx.input.getX();
        int mouseY = height - Gdx.input.getY();
        if (Gdx.input.isButtonPressed(Input.Buttons.LEFT)) {
            pendingMerges.offer(GeometryUtils.createPoly(6, polySize, new Vector2(mouseX, mouseY)));
        } else if (Gdx.input.isButtonPressed(Input.Buttons.RIGHT)) {
            pendingRemoves.offer(GeometryUtils.createPoly(6, polySize, new Vector2(mouseX, mouseY)));
        }
    }

    if (updatedRegion != null && updatedRegion.isDone()) {
        Gdx.app.error("GeoTester", "merging in...");
        poly.setRegion(updatedRegion.get());
        triangles = updatedRegion.get().getTriangles();
        red.clear();
        red.add(new Polygon(updatedRegion.get().getVertices()));
        updatedRegion = null;
    } else if (!pendingMerges.isEmpty() && updatedRegion == null) {
        updatedRegion = executor.submit(new AsyncTask<PolygonRegion>() {
            @Override
            public PolygonRegion call() throws Exception {
                long t0 = System.nanoTime();
                while (!pendingMerges.isEmpty()) {
                    GeometryUtils.merge(geo, pendingMerges.poll());
                }
                Geometry collapsed = GeometryUtils.collapse(geo);
                GeometryUtils.simplify(geo, 3);
                Polygon p = GeometryUtils.jtsCoordsToGdx(collapsed.getCoordinates());
                short[] ts = GeometryUtils.triangulate(collapsed);
                PolygonRegion polyReg = new PolygonRegion(new TextureRegion(textureSolid), p.getVertices(), ts);
                long t1 = System.nanoTime() - t0;
                Gdx.app.error("GeoTester", "ready to display triangles worth " + ts.length
                        + " vertices after merge in " + (t1 / 1000000) + " ms");
                return polyReg;
            }
        });
    } else if (!pendingRemoves.isEmpty() && updatedRegion == null) {
        updatedRegion = executor.submit(new AsyncTask<PolygonRegion>() {
            @Override
            public PolygonRegion call() throws Exception {
                long t0 = System.nanoTime();
                while (!pendingRemoves.isEmpty()) {
                    GeometryUtils.subtract(geo, pendingRemoves.poll());
                }
                Geometry collapsed = GeometryUtils.collapse(geo);
                if (GeoTester.r(0, 10) < 4) {
                    GeometryUtils.simplify(geo, 3);
                }
                Polygon p = GeometryUtils.jtsCoordsToGdx(collapsed.getCoordinates());
                short[] ts = GeometryUtils.triangulate(collapsed);
                PolygonRegion polyReg = new PolygonRegion(new TextureRegion(textureSolid), p.getVertices(), ts);
                long t1 = System.nanoTime() - t0;
                Gdx.app.error("GeoTester", "ready to display triangles worth " + ts.length
                        + " vertices after removal in " + (t1 / 1000000) + " ms");
                return polyReg;
            }
        });
    }
}

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