Exemple #1
0
        /// <summary>
        /// This is a javascript application.
        /// </summary>
        /// <param name="page">HTML document rendered by the web server which can now be enhanced.</param>
        public Application(IApp page)
        {
            // X:\jsc.svn\examples\javascript\CanvasMarchinAntsExperiment\CanvasMarchinAntsExperiment\Application.cs
            // http://mattdesl.svbtle.com/drawing-lines-is-hard

            Native.body.Clear();
            Native.body.style.margin   = "0px";
            Native.body.style.overflow = IStyle.OverflowEnum.hidden;


            // http://threejs.org/examples/webgl_lines_dashed.html

            var objects = new List <THREE.Line>();

            var camera = new THREE.PerspectiveCamera(60,
                                                     Native.window.aspect, 1, 200);

            camera.position.z = 150;

            var scene = new THREE.Scene();

            scene.fog = new THREE.Fog(0x111111, 150, 200);

            var root = new THREE.Object3D();

            var subdivisions = 6;
            var recursion    = 1;

            var points = hilbert3D(new THREE.Vector3(), 25.0, recursion, 0, 1, 2, 3, 4, 5, 6, 7);

            Console.WriteLine(
                new { points.Length }
                );

            #region spline
            var spline         = new THREE.Spline(points);
            var geometrySpline = new THREE.Geometry();

            for (var i = 0; i < points.Length * subdivisions; i++)
            {
                var index    = (double)i / (points.Length * subdivisions);
                var position = spline.getPoint(index);

                geometrySpline.vertices[i] = new THREE.Vector3(position.x, position.y, position.z);

                Console.WriteLine(
                    new { i, index, position.x, position.y, position.z }
                    );
            }
            #endregion

            var geometryCube = cube(50);

            geometryCube.computeLineDistances();
            geometrySpline.computeLineDistances();

            {
                var ogeometrySpline = new THREE.Line(geometrySpline, new THREE.LineDashedMaterial(
                                                         new { color = 0xffffff, dashSize = 1, gapSize = 0.5 }
                                                         ), THREE.LineStrip);

                objects.Add(ogeometrySpline);
                scene.add(ogeometrySpline);
                ogeometrySpline.AttachTo(scene);
            }
            {
                var ogeometryCube = new THREE.Line(geometryCube, new THREE.LineDashedMaterial(
                                                       new { color = 0xffaa00, dashSize = 3, gapSize = 1, linewidth = 2 }
                                                       ), THREE.LinePieces);

                objects.Add(ogeometryCube);
                ogeometryCube.AttachTo(scene);
            }

            {
                var geometry = new THREE.Geometry
                {
                    vertices = new[] {
                        new THREE.Vector3(0, 0, 0),
                        new THREE.Vector3(100, 0, 0)
                    }
                };


                var oline = new THREE.Line(geometry, new THREE.LineDashedMaterial(
                                               new { color = 0x00aaff, dashSize = 3, gapSize = 3, linewidth = 20 }
                                               ), THREE.LinePieces);

                objects.Add(oline);
                //scene.add(o);
                oline.AttachTo(scene);
            }

            var renderer = new THREE.WebGLRenderer(new { antialias = true });
            renderer.setClearColor(0x111111);
            //renderer.setPixelRatio( window.devicePixelRatio );
            renderer.setSize(
                Native.window.Width,
                Native.window.Height
                );


            renderer.domElement.AttachToDocument();


            var controls = new THREE.OrbitControls(camera, renderer.domElement);

            var sw = Stopwatch.StartNew();

            Native.window.onframe +=
                delegate
            {
                //var time = sw.ElapsedMilliseconds * 0.001;

                //for (var i = 0; i < objects.Count; i++)
                //{

                //    var o = objects[i];

                //    //object.rotation.x = 0.25 * time * ( i%2 == 1 ? 1 : -1);
                //    o.rotation.x = 0.25 * time;
                //    o.rotation.y = 0.25 * time;

                //}


                controls.update();
                camera.position = controls.center.clone();

                renderer.render(scene, camera);
            };



            //var ze = new ZeProperties
            //{
            //    //() => renderer
            //};

            //ze.Show();

            //ze.treeView1.Nodes.Clear();

            //ze.Add(() => renderer);
            //ze.Add(() => controls);
            //ze.Add(() => scene);

            //ze.Left = 0;
        }
        /// <summary>
        /// This is a javascript application.
        /// </summary>
        /// <param name="page">HTML document rendered by the web server which can now be enhanced.</param>
        public Application(IApp page)
        {
			// X:\jsc.svn\examples\javascript\CanvasMarchinAntsExperiment\CanvasMarchinAntsExperiment\Application.cs
			// http://mattdesl.svbtle.com/drawing-lines-is-hard

			Native.body.Clear();
            Native.body.style.margin = "0px";
            Native.body.style.overflow = IStyle.OverflowEnum.hidden;


            // http://threejs.org/examples/webgl_lines_dashed.html

            var objects = new List<THREE.Line>();

            var camera = new THREE.PerspectiveCamera(60,
                Native.window.aspect, 1, 200);
            camera.position.z = 150;

            var scene = new THREE.Scene();

            scene.fog = new THREE.Fog(0x111111, 150, 200);

            var root = new THREE.Object3D();

            var subdivisions = 6;
            var recursion = 1;

            var points = hilbert3D(new THREE.Vector3(), 25.0, recursion, 0, 1, 2, 3, 4, 5, 6, 7);

            Console.WriteLine(
                new { points.Length }
            );

            #region spline
            var spline = new THREE.Spline(points);
            var geometrySpline = new THREE.Geometry();

            for (var i = 0; i < points.Length * subdivisions; i++)
            {

                var index = (double)i / (points.Length * subdivisions);
                var position = spline.getPoint(index);

                geometrySpline.vertices[i] = new THREE.Vector3(position.x, position.y, position.z);

                Console.WriteLine(
           new { i, index, position.x, position.y, position.z }
       );

            }
            #endregion

            var geometryCube = cube(50);

            geometryCube.computeLineDistances();
            geometrySpline.computeLineDistances();

            {
                var ogeometrySpline = new THREE.Line(geometrySpline, new THREE.LineDashedMaterial(
                    new { color = 0xffffff, dashSize = 1, gapSize = 0.5 }
                    ), THREE.LineStrip);

                objects.Add(ogeometrySpline);
                scene.add(ogeometrySpline);
                ogeometrySpline.AttachTo(scene);
            }
            {

                var ogeometryCube = new THREE.Line(geometryCube, new THREE.LineDashedMaterial(
                    new { color = 0xffaa00, dashSize = 3, gapSize = 1, linewidth = 2 }
                    ), THREE.LinePieces);

                objects.Add(ogeometryCube);
                ogeometryCube.AttachTo(scene);
            }

            {
                var geometry = new THREE.Geometry
                {
                    vertices = new[] {
                        new THREE.Vector3(0, 0, 0),
                        new THREE.Vector3(100, 0, 0)
                    }
                };


                var oline = new THREE.Line(geometry, new THREE.LineDashedMaterial(
                    new { color = 0x00aaff, dashSize = 3, gapSize = 3, linewidth = 20 }
                    ), THREE.LinePieces);

                objects.Add(oline);
                //scene.add(o);
                oline.AttachTo(scene);
            }

            var renderer = new THREE.WebGLRenderer(new { antialias = true });
            renderer.setClearColor(0x111111);
            //renderer.setPixelRatio( window.devicePixelRatio );
            renderer.setSize(
                Native.window.Width,
                Native.window.Height
                );


            renderer.domElement.AttachToDocument();


            var controls = new THREE.OrbitControls(camera, renderer.domElement);

            var sw = Stopwatch.StartNew();

            Native.window.onframe +=
                delegate
                {
                    //var time = sw.ElapsedMilliseconds * 0.001;

                    //for (var i = 0; i < objects.Count; i++)
                    //{

                    //    var o = objects[i];

                    //    //object.rotation.x = 0.25 * time * ( i%2 == 1 ? 1 : -1);
                    //    o.rotation.x = 0.25 * time;
                    //    o.rotation.y = 0.25 * time;

                    //}


                    controls.update();
                    camera.position = controls.center.clone();

                    renderer.render(scene, camera);
                };



            //var ze = new ZeProperties
            //{
            //    //() => renderer
            //};

            //ze.Show();

            //ze.treeView1.Nodes.Clear();

            //ze.Add(() => renderer);
            //ze.Add(() => controls);
            //ze.Add(() => scene);

            //ze.Left = 0;

        }