Examples of com.ardor3d.math.Vector2

com.ardor3d.math.Vector2
Vector2 represents a point or vector in a two dimensional system. This implementation stores its data in double-precision.

        else if (!current.getButtonsPressedSince(previous).contains(_dragButton) && !_dragging) {
            return;
        }


        final Camera camera = source.getCanvasRenderer().getCamera();
        final Vector2 oldMouse = new Vector2(previous.getX(), previous.getY());
        // Make sure we are dragging over the handle
        if (!_dragging) {
            findPick(oldMouse, camera);
            final Vector3 lastPick = getLastPick();
            if (lastPick == null) {

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        if (!_calcRay.intersectsPlane(pickPlane, _calcVec3A)) {
            return _calcVec3A.zero();
        }


        // find out where we are hitting the plane now
        getPickRay(new Vector2(current.getX(), current.getY()), camera);
        if (!_calcRay.intersectsPlane(pickPlane, _calcVec3B)) {
            return _calcVec3A.zero();
        }


        // convert to target coord space

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        else if (!current.getButtonsPressedSince(previous).contains(_dragButton) && !_dragging) {
            return;
        }


        final Camera camera = source.getCanvasRenderer().getCamera();
        final Vector2 oldMouse = new Vector2(previous.getX(), previous.getY());
        // Make sure we are dragging over the handle
        if (!_dragging) {
            findPick(oldMouse, camera);
            final Vector3 lastPick = getLastPick();
            if (lastPick == null) {

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        if (!_calcRay.intersectsPlane(pickPlane, _calcVec3A)) {
            return Quaternion.IDENTITY;
        }


        // find out where we are hitting the plane now
        getPickRay(new Vector2(current.getX(), current.getY()), camera);
        if (!_calcRay.intersectsPlane(pickPlane, _calcVec3B)) {
            return Quaternion.IDENTITY;
        }


        // convert to vectors

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            for (final ObjIndexSet set : _lineManager.getStore().keySet()) {
                vertices[i] = _dataStore.getVertices().get(set.getVIndex());
                if (set.getVtIndex() >= 0) {
                    final Vector3 uv = _dataStore.getUvs().get(set.getVtIndex());
                    // our line only supports 2d uvs
                    uvs[i] = new Vector2(uv.getX(), uv.getY());
                    hasUVs = true;
                }
                i++;
            }

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        _logicalLayer.registerTrigger(new InputTrigger(new MouseButtonReleasedCondition(MouseButton.LEFT),
                new TriggerAction() {
                    public void perform(final Canvas source, final TwoInputStates inputState, final double tpf) {
                        // zoom in
                        final MouseState mouse = inputState.getCurrent().getMouseState();
                        final Vector2 add = new Vector2(mouse.getX() - .5 * display.getWidth(), mouse.getY() - .5
                                * display.getHeight());
                        add.multiplyLocal(scale).multiplyLocal(
                                new Vector2(2.0 / display.getWidth(), 2.0 / display.getHeight()));
                        trans.addLocal(add.getX(), add.getY());
                        scale.multiplyLocal(0.5);
                        updateTexture();
                        iterations *= 1.1f;
                    }
                }));
        _logicalLayer.registerTrigger(new InputTrigger(new MouseButtonReleasedCondition(MouseButton.RIGHT),
                new TriggerAction() {
                    public void perform(final Canvas source, final TwoInputStates inputState, final double tpf) {
                        // zoom out
                        final MouseState mouse = inputState.getCurrent().getMouseState();
                        final Vector2 add = new Vector2(mouse.getX() - .5 * display.getWidth(), mouse.getY() - .5
                                * display.getHeight());
                        add.multiplyLocal(scale).multiplyLocal(
                                new Vector2(2.0 / display.getWidth(), 2.0 / display.getHeight()));
                        trans.addLocal(add.getX(), add.getY());
                        scale.multiplyLocal(1 / .5);
                        updateTexture();
                        iterations /= 1.1f;
                    }
                }));

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        // Add mouse-over to show labels


        _logicalLayer.registerTrigger(new InputTrigger(new MouseMovedCondition(), new TriggerAction() {
            public void perform(final Canvas source, final TwoInputStates inputStates, final double tpf) {
                // Put together a pick ray
                final Vector2 pos = Vector2.fetchTempInstance().set(inputStates.getCurrent().getMouseState().getX(),
                        inputStates.getCurrent().getMouseState().getY());
                final Ray3 pickRay = Ray3.fetchTempInstance();
                _canvas.getCanvasRenderer().getCamera().getPickRay(pos, false, pickRay);
                Vector2.releaseTempInstance(pos);

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        _logicalLayer.registerTrigger(new InputTrigger(new MouseButtonClickedCondition(MouseButton.RIGHT),
                new TriggerAction() {
                    public void perform(final Canvas source, final TwoInputStates inputStates, final double tpf) {


                        final Vector2 pos = Vector2.fetchTempInstance().set(
                                inputStates.getCurrent().getMouseState().getX(),
                                inputStates.getCurrent().getMouseState().getY());
                        final Ray3 pickRay = new Ray3();
                        _canvas.getCanvasRenderer().getCamera().getPickRay(pos, false, pickRay);
                        Vector2.releaseTempInstance(pos);

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        as.setBlendEnabled(true);
        as.setSourceFunction(SourceFunction.SourceAlpha);
        as.setDestinationFunction(DestinationFunction.OneMinusSourceAlpha);
        transps.setRenderState(as);


        final Vector2 center = new Vector2(_canvas.getCanvasRenderer().getCamera().getWidth() >> 1, _canvas
                .getCanvasRenderer().getCamera().getWidth() >> 1);


        final Quad q1 = new Quad("Ortho Q1", 40, 40);
        q1.setTranslation(new Vector3(100 + center.getX(), 100 + center.getY(), 0));
        q1.getSceneHints().setOrthoOrder(1);
        q1.setDefaultColor(ColorRGBA.WHITE);
        q1.getSceneHints().setLightCombineMode(LightCombineMode.Off);
        orthos.attachChild(q1);


        final Quad q2 = new Quad("Ortho Q2", 100, 100);
        q2.setTranslation(new Vector3(60 + center.getX(), 60 + center.getY(), 0));
        q2.getSceneHints().setOrthoOrder(5);
        q2.setDefaultColor(ColorRGBA.RED);
        q2.getSceneHints().setLightCombineMode(LightCombineMode.Off);
        orthos.attachChild(q2);


        final Quad q3 = new Quad("Ortho Q3", 120, 60);
        q3.setTranslation(new Vector3(-20 + center.getX(), -150 + center.getY(), 0));
        q3.getSceneHints().setOrthoOrder(2);
        q3.setDefaultColor(ColorRGBA.BLUE);
        q3.getSceneHints().setLightCombineMode(LightCombineMode.Off);
        orthos.attachChild(q3);

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        box.setRenderState(_wireframeShaderState);
        _root.attachChild(box);
    }


    private void buildShader() {
        final Vector2 scale = new Vector2(_canvas.getCanvasRenderer().getCamera().getWidth(), _canvas
                .getCanvasRenderer().getCamera().getHeight());


        _wireframeShaderState = new GLSLShaderObjectsState();
        _wireframeShaderState.setVertexShader(s_vert_passthru_120);
        _wireframeShaderState.setGeometryShader(s_geom_wireframe_150);

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Related Classes of com.ardor3d.math.Vector2

com.ardor3d.example.basic.ShapesExample

com.ardor3d.example.ExampleBase

com.ardor3d.example.renderer.GLSLRibbonExample

com.ardor3d.example.renderer.MandelbrotExplorerExample

com.ardor3d.example.renderer.RenderQueueExample

com.ardor3d.example.renderer.WireframeGeometryShaderExample

com.ardor3d.example.ui.SimpleUIExample

com.ardor3d.extension.effect.particle.ParticleLines

com.ardor3d.extension.effect.particle.ParticleMesh

com.ardor3d.extension.effect.particle.ParticlePoints

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