Examples with Vector2 com.ardor3d.math.Vector2 used on opensource projects

Example 11 with Vector2

use of com.ardor3d.math.Vector2 in project energy3d by concord-consortium.

the class SelectUtil method pickPart.

public static PickedHousePart pickPart(final int x, final int y, final Class<?>[] typesOfHousePart) {
    pickResults.clear();
    final Ray3 pickRay = SceneManager.getInstance().getCamera().getPickRay(new Vector2(x, y), false, null);
    for (final Class<?> typeOfHousePart : typesOfHousePart) {
        if (typeOfHousePart == null) {
            PickingUtil.findPick(SceneManager.getInstance().getLand(), pickRay, pickResults, false);
        } else {
            for (final HousePart part : Scene.getInstance().getParts()) {
                if (!part.getLockEdit() && typeOfHousePart.isInstance(part)) {
                    PickingUtil.findPick(part.getCollisionSpatial(), pickRay, pickResults, false);
                }
            }
        }
    }
    final PickedHousePart picked = getPickResultForImportedMesh();
    if (picked != null) {
        return picked;
    }
    return getPickResult(pickRay);
}

Example 12 with Vector2

use of com.ardor3d.math.Vector2 in project energy3d by concord-consortium.

the class SelectUtil method pickPart.

public static PickedHousePart pickPart(final int x, final int y, final Mesh mesh) {
    pickResults.clear();
    final Ray3 pickRay = SceneManager.getInstance().getCamera().getPickRay(new Vector2(x, y), false, null);
    PickingUtil.findPick(mesh, pickRay, pickResults, false);
    final PickedHousePart picked = getPickResultForImportedMesh();
    if (picked != null) {
        return picked;
    }
    return getPickResult(pickRay);
}

Example 13 with Vector2

use of com.ardor3d.math.Vector2 in project energy3d by concord-consortium.

the class Util method snapToPolygon.

public static Vector2 snapToPolygon(final ReadOnlyVector3 point, final List<ReadOnlyVector3> polygon, final List<ReadOnlyVector3> wallNormals) {
    final Vector2 p = new Vector2(point.getX(), point.getY());
    final Vector2 l1 = new Vector2();
    final Vector2 l2 = new Vector2();
    double shortestDistance = Double.MAX_VALUE;
    Vector2 closestPoint = null;
    ReadOnlyVector3 closestNormal = null;
    final int n = polygon.size();
    for (int i = 0; i < n; i++) {
        final ReadOnlyVector3 pp1 = polygon.get(i);
        l1.set(pp1.getX(), pp1.getY());
        final ReadOnlyVector3 pp2 = polygon.get((i + 1) % n);
        l2.set(pp2.getX(), pp2.getY());
        if (l1.distanceSquared(l2) > MathUtils.ZERO_TOLERANCE) {
            final Vector2 pointOnLine = projectPointOnLine(p, l1, l2, true);
            final double distance = pointOnLine.distanceSquared(p);
            if (distance < shortestDistance) {
                shortestDistance = distance;
                closestPoint = pointOnLine;
                if (wallNormals != null) {
                    if (l1.distanceSquared(closestPoint) <= l2.distanceSquared(pointOnLine)) {
                        closestNormal = wallNormals.get(i);
                    } else {
                        closestNormal = wallNormals.get((i + 1) % n);
                    }
                }
            }
        }
    }
    if (wallNormals != null) {
        closestPoint.addLocal(-closestNormal.getX() / 100.0, -closestNormal.getY() / 100.0);
    }
    return closestPoint;
}

Example 14 with Vector2

use of com.ardor3d.math.Vector2 in project energy3d by concord-consortium.

the class SolarRadiation method initMeshTextureData.

private MeshDataStore initMeshTextureData(final Mesh drawMesh, final Mesh collisionMesh, final ReadOnlyVector3 normal, final boolean updateTexture) {
    final MeshDataStore data = new MeshDataStore();
    if (normal != null) {
        final AnyToXYTransform toXY = new AnyToXYTransform(normal.getX(), normal.getY(), normal.getZ());
        final XYToAnyTransform fromXY = new XYToAnyTransform(normal.getX(), normal.getY(), normal.getZ());
        final FloatBuffer vertexBuffer = collisionMesh.getMeshData().getVertexBuffer();
        vertexBuffer.rewind();
        double minX, minY, maxX, maxY;
        minX = minY = Double.POSITIVE_INFINITY;
        maxX = maxY = Double.NEGATIVE_INFINITY;
        double z = Double.NaN;
        final List<ReadOnlyVector2> points = new ArrayList<ReadOnlyVector2>(vertexBuffer.limit() / 3);
        while (vertexBuffer.hasRemaining()) {
            final Vector3 pWorld = drawMesh.localToWorld(new Vector3(vertexBuffer.get(), vertexBuffer.get(), vertexBuffer.get()), null);
            final Point p = new TPoint(pWorld.getX(), pWorld.getY(), pWorld.getZ());
            toXY.transform(p);
            if (p.getX() < minX) {
                minX = p.getX();
            }
            if (p.getX() > maxX) {
                maxX = p.getX();
            }
            if (p.getY() < minY) {
                minY = p.getY();
            }
            if (p.getY() > maxY) {
                maxY = p.getY();
            }
            if (Double.isNaN(z)) {
                z = p.getZ();
            }
            points.add(new Vector2(p.getX(), p.getY()));
        }
        final Point tmp = new TPoint(minX, minY, z);
        fromXY.transform(tmp);
        data.p0 = new Vector3(tmp.getX(), tmp.getY(), tmp.getZ());
        tmp.set(minX, maxY, z);
        fromXY.transform(tmp);
        data.p1 = new Vector3(tmp.getX(), tmp.getY(), tmp.getZ());
        tmp.set(maxX, minY, z);
        fromXY.transform(tmp);
        data.p2 = new Vector3(tmp.getX(), tmp.getY(), tmp.getZ());
        final double solarStep = Scene.getInstance().getSolarStep();
        data.rows = Math.max(1, (int) Math.ceil(data.p1.subtract(data.p0, null).length() / solarStep));
        data.cols = Math.max(1, (int) Math.ceil(data.p2.subtract(data.p0, null).length() / solarStep));
        data.dailySolarIntensity = new double[Util.roundToPowerOfTwo(data.rows)][Util.roundToPowerOfTwo(data.cols)];
        final ReadOnlyVector2 originXY = new Vector2(minX, minY);
        final ReadOnlyVector2 uXY = new Vector2(maxX - minX, 0).normalizeLocal();
        final ReadOnlyVector2 vXY = new Vector2(0, maxY - minY).normalizeLocal();
        final int nrow = data.dailySolarIntensity.length;
        final int ncol = data.dailySolarIntensity[0].length;
        for (int row = 0; row < nrow; row++) {
            for (int col = 0; col < ncol; col++) {
                if (row >= data.rows || col >= data.cols) {
                    // overshot cells
                    data.dailySolarIntensity[row][col] = -1;
                } else {
                    final ReadOnlyVector2 p = originXY.add(uXY.multiply(col * solarStep, null), null).add(vXY.multiply(row * solarStep, null), null);
                    boolean isInside = false;
                    final int numberOfPoints = points.size();
                    if (numberOfPoints >= 3) {
                        // FIXME: sometimes we can end up with less than three points
                        for (int i = 0; i < numberOfPoints; i += 3) {
                            if (i + 2 < points.size()) {
                                if (Util.isPointInsideTriangle(p, points.get(i), points.get(i + 1), points.get(i + 2))) {
                                    isInside = true;
                                    break;
                                }
                            }
                        }
                    }
                    if (!isInside && col > 0 && row > 0) {
                        // must at least include one column or row
                        data.dailySolarIntensity[row][col] = -1;
                    }
                }
            }
        }
        data.u = data.p2.subtract(data.p0, null).normalizeLocal();
        data.v = data.p1.subtract(data.p0, null).normalizeLocal();
        onMesh.put(drawMesh, data);
        if (updateTexture) {
            updateTextureCoords(drawMesh);
        }
    }
    return data;
}

Example 15 with Vector2

use of com.ardor3d.math.Vector2 in project energy3d by concord-consortium.

the class Heliodon method initMouse.

private void initMouse(final LogicalLayer logicalLayer) {
    logicalLayer.registerTrigger(new InputTrigger(new KeyPressedCondition(Key.F), new TriggerAction() {

        @Override
        public void perform(final Canvas source, final TwoInputStates inputStates, final double tpf) {
            setSunRegionAlwaysVisible(!forceSunRegionOn);
        }
    }));
    logicalLayer.registerTrigger(new InputTrigger(new MouseButtonPressedCondition(MouseButton.LEFT), new TriggerAction() {

        @Override
        public void perform(final Canvas source, final TwoInputStates inputStates, final double tpf) {
            oldHourAngle = hourAngle;
            changeTimeAndDateCommand = new ChangeTimeAndDateWithHeliodonCommand(calendar.getTime());
            final int x = inputStates.getCurrent().getMouseState().getX();
            final int y = inputStates.getCurrent().getMouseState().getY();
            final Ray3 pickRay = SceneManager.getInstance().getCanvas().getCanvasRenderer().getCamera().getPickRay(new Vector2(x, y), false, null);
            pickResults.clear();
            PickingUtil.findPick(sun, pickRay, pickResults);
            if (pickResults.getNumber() != 0) {
                sunGrabbed = true;
            } else {
                sunGrabbed = false;
            }
            if (forceSunRegionOn) {
                selectDifferentDeclinationWithMouse = true;
            } else {
                selectDifferentDeclinationWithMouse = false;
            }
            SceneManager.getInstance().setMouseControlEnabled(!sunGrabbed);
        }
    }));
    logicalLayer.registerTrigger(new InputTrigger(new MouseButtonReleasedCondition(MouseButton.LEFT), new TriggerAction() {

        @Override
        public void perform(final Canvas source, final TwoInputStates inputStates, final double tpf) {
            sunGrabbed = false;
            if (!forceSunRegionOn) {
                sunRegion.getSceneHints().setCullHint(CullHint.Always);
            }
            SceneManager.getInstance().setMouseControlEnabled(true);
            if (!Util.isEqual(oldHourAngle, hourAngle) && changeTimeAndDateCommand != null) {
                SceneManager.getInstance().getUndoManager().addEdit(changeTimeAndDateCommand);
            }
        }
    }));
    logicalLayer.registerTrigger(new InputTrigger(new MouseMovedCondition(), new TriggerAction() {

        @Override
        public void perform(final Canvas source, final TwoInputStates inputStates, final double tpf) {
            if (!sunGrabbed) {
                return;
            }
            final MouseState mouse = inputStates.getCurrent().getMouseState();
            final Ray3 pickRay = SceneManager.getInstance().getCamera().getPickRay(new Vector2(mouse.getX(), mouse.getY()), false, null);
            pickResults.clear();
            PickingUtil.findPick(sunRegion, pickRay, pickResults);
            final Vector3 intersectionPoint;
            if (pickResults.getNumber() > 0) {
                final IntersectionRecord intersectionRecord = pickResults.getPickData(0).getIntersectionRecord();
                intersectionPoint = intersectionRecord.getIntersectionPoint(intersectionRecord.getClosestIntersection());
            } else {
                intersectionPoint = null;
            }
            double smallestDistance = Double.MAX_VALUE;
            int hourVertex = -1;
            int totalHourVertices = 0;
            final Vector3 newSunLocation = new Vector3();
            final Vector3 p = new Vector3();
            final Vector3 p_abs = new Vector3();
            final ReadOnlyTransform rootTansform = root.getTransform();
            if (!selectDifferentDeclinationWithMouse) {
                final FloatBuffer buf = sunPath.getMeshData().getVertexBuffer();
                buf.rewind();
                while (buf.hasRemaining()) {
                    p.set(buf.get(), buf.get(), buf.get());
                    rootTansform.applyForward(p, p_abs);
                    final double d;
                    d = pickRay.distanceSquared(p_abs, null);
                    if (d < smallestDistance) {
                        smallestDistance = d;
                        hourVertex = buf.position() / 3 - 1;
                        newSunLocation.set(p);
                    }
                }
                totalHourVertices = buf.limit() / 3;
            }
            if (smallestDistance > 5.0 * root.getTransform().getScale().getX() * root.getTransform().getScale().getX()) {
                selectDifferentDeclinationWithMouse = true;
            }
            boolean declinationChanged = false;
            if (selectDifferentDeclinationWithMouse) {
                sunRegion.getSceneHints().setCullHint(CullHint.Inherit);
                int rowCounter = 0;
                int resultRow = -1;
                final FloatBuffer buf = sunRegion.getMeshData().getVertexBuffer();
                buf.rewind();
                final double r = 5.0 / 2.0;
                final Vector3 prev = new Vector3();
                int quadVertexCounter = 0;
                final double maxVertexInRow = HOUR_DIVISIONS * 4.0;
                int rowVertexCounter = 0;
                boolean foundInThisRow = false;
                while (buf.hasRemaining()) {
                    p.set(buf.get(), buf.get(), buf.get());
                    rootTansform.applyForward(p, p_abs);
                    final double d;
                    if (intersectionPoint != null) {
                        d = intersectionPoint.distanceSquared(p_abs);
                    } else {
                        d = pickRay.distanceSquared(p_abs, null);
                    }
                    if (d < smallestDistance && p.getZ() >= -MathUtils.ZERO_TOLERANCE) {
                        smallestDistance = d;
                        newSunLocation.set(p);
                        resultRow = rowCounter + (quadVertexCounter >= 2 ? 1 : 0);
                        hourVertex = rowVertexCounter / 4 + (quadVertexCounter == 1 || quadVertexCounter == 2 ? 1 : 0);
                        foundInThisRow = true;
                    }
                    if (prev.lengthSquared() != 0 && (prev.distance(p) > r || rowVertexCounter >= maxVertexInRow)) {
                        rowCounter++;
                        if (foundInThisRow) {
                            totalHourVertices = rowVertexCounter / 4;
                        }
                        foundInThisRow = false;
                        rowVertexCounter = 0;
                    }
                    prev.set(p);
                    quadVertexCounter = (quadVertexCounter + 1) % 4;
                    rowVertexCounter++;
                }
                rowCounter++;
                if (resultRow != -1) {
                    if (rowCounter < DECLINATION_DIVISIONS && latitude > 0) {
                        resultRow += DECLINATION_DIVISIONS - rowCounter;
                    }
                    final double newDeclinationAngle = -TILT_ANGLE + (2.0 * TILT_ANGLE * resultRow / DECLINATION_DIVISIONS);
                    declinationChanged = !Util.isEqual(newDeclinationAngle, declinationAngle);
                    if (declinationChanged) {
                        setDeclinationAngle(newDeclinationAngle, false, true);
                        dirtySunPath = true;
                    }
                }
            }
            final double newHourAngle = (hourVertex - Math.floor(totalHourVertices / 2.0)) * Math.PI / 48.0;
            final boolean hourAngleChanged = !Util.isEqual(newHourAngle, hourAngle);
            if (hourAngleChanged) {
                setHourAngle(newHourAngle, false, true, false);
            }
            if (declinationChanged || hourAngleChanged) {
                setSunLocation(newSunLocation);
                drawSunTriangle();
                EnergyPanel.getInstance().updateRadiationHeatMap();
            }
        }
    }));
}