public ClipmapTerrainOnGlobe()
        {
            _window = Device.CreateWindow(800, 600, "Chapter 13:  Clipmap Terrain on a Globe");

            _ellipsoid = Ellipsoid.Wgs84;

            WorldWindTerrainSource terrainSource = new WorldWindTerrainSource();
            EsriRestImagery imagery = new EsriRestImagery();
            _clipmap = new GlobeClipmapTerrain(_window.Context, terrainSource, imagery, _ellipsoid, 511);
            _clipmap.HeightExaggeration = 1.0f;

            _sceneState = new SceneState();
            _sceneState.DiffuseIntensity = 0.90f;
            _sceneState.SpecularIntensity = 0.05f;
            _sceneState.AmbientIntensity = 0.05f;
            _sceneState.Camera.FieldOfViewY = Math.PI / 3.0;

            _clearState = new ClearState();
            _clearState.Color = Color.White;

            _sceneState.Camera.PerspectiveNearPlaneDistance = 0.000001 * _ellipsoid.MaximumRadius;
            _sceneState.Camera.PerspectiveFarPlaneDistance = 10.0 * _ellipsoid.MaximumRadius;
            _sceneState.SunPosition = new Vector3D(200000, 300000, 200000) * _ellipsoid.MaximumRadius;

             _lookCamera = new CameraLookAtPoint(_sceneState.Camera, _window, _ellipsoid);
             _lookCamera.Range = 1.5 * _ellipsoid.MaximumRadius;

             _globe = new RayCastedGlobe(_window.Context);
             _globe.Shape = _ellipsoid;
             Bitmap bitmap = new Bitmap("NE2_50M_SR_W_4096.jpg");
             _globe.Texture = Device.CreateTexture2D(bitmap, TextureFormat.RedGreenBlue8, false);

             _clearDepth = new ClearState();
             _clearDepth.Buffers = ClearBuffers.DepthBuffer | ClearBuffers.StencilBuffer;

            _window.Keyboard.KeyDown += OnKeyDown;

            _window.Resize += OnResize;
            _window.RenderFrame += OnRenderFrame;
            _window.PreRenderFrame += OnPreRenderFrame;

            _hudFont = new Font("Arial", 16);
            _hud = new HeadsUpDisplay();
            _hud.Color = Color.Blue;
            UpdateHUD();
        }
Exemple #2
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        private void myButton1_Click(object sender, EventArgs e)
        {
            _window = Device.CreateWindow(800, 600, "Chapter 13:  Clipmap Terrain on a Globe");

            _ellipsoid = Ellipsoid.Wgs84;

            WorldWindTerrainSource terrainSource = new WorldWindTerrainSource();
            GMapRestImagery imagery = new GMapRestImagery();
            _clipmap = new GlobeClipmapTerrain(_window.Context, terrainSource, imagery, _ellipsoid, 511);
            _clipmap.HeightExaggeration = 1.0f;

            IList<GridResolution> gridResolutions = new List<GridResolution>();
            gridResolutions.Add(new GridResolution(
                new Interval(0, 1000000, IntervalEndpoint.Closed, IntervalEndpoint.Open),
                new Vector2D(0.005, 0.005)));
            gridResolutions.Add(new GridResolution(
                new Interval(1000000, 2000000, IntervalEndpoint.Closed, IntervalEndpoint.Open),
                new Vector2D(0.01, 0.01)));
            gridResolutions.Add(new GridResolution(
                new Interval(2000000, 20000000, IntervalEndpoint.Closed, IntervalEndpoint.Open),
                new Vector2D(0.05, 0.05)));
            gridResolutions.Add(new GridResolution(
                new Interval(20000000, double.MaxValue, IntervalEndpoint.Closed, IntervalEndpoint.Open),
                new Vector2D(0.1, 0.1)));

            _sceneState = new SceneState();
            _sceneState.DiffuseIntensity = 0.90f;
            _sceneState.SpecularIntensity = 0.05f;
            _sceneState.AmbientIntensity = 0.05f;
            _sceneState.Camera.FieldOfViewY = Math.PI / 3.0;

            _clearState = new ClearState();
            _clearState.Color = Color.White;

            _sceneState.Camera.PerspectiveNearPlaneDistance = 0.000001 * _ellipsoid.MaximumRadius;
            _sceneState.Camera.PerspectiveFarPlaneDistance = 10.0 * _ellipsoid.MaximumRadius;
            _sceneState.SunPosition = new Vector3D(200000, 300000, 200000) * _ellipsoid.MaximumRadius;

            _lookCamera = new CameraLookAtPoint(_sceneState.Camera, _window, _ellipsoid);
            _lookCamera.Range = 1.5 * _ellipsoid.MaximumRadius;

            _globe = new RayCastedGlobe(_window.Context);
            _globe.Shape = _ellipsoid;
            Bitmap bitmap = new Bitmap("NE2_50M_SR_W_4096.jpg");
            _globe.Texture = Device.CreateTexture2D(bitmap, TextureFormat.RedGreenBlue8, false);
            //_globe.GridResolutions = new GridResolutionCollection(gridResolutions);

            _clearDepth = new ClearState();
            _clearDepth.Buffers = ClearBuffers.DepthBuffer | ClearBuffers.StencilBuffer;

            //_window.Keyboard.KeyDown += OnKeyDown;

            _window.Resize += OnResize;
            _window.RenderFrame += OnRenderFrame;
            _window.PreRenderFrame += OnPreRenderFrame;

            _hudFont = new Font("Arial", 16);
            _hud = new HeadsUpDisplay();
            _hud.Color = Color.Blue;

            //_flyCamera = new CameraFly(_sceneState.Camera, _window);
            //_flyCamera.MovementRate = 1200.0;
            //_flyCamera.InputEnabled = true;

            _sceneState.Camera.Target = new Vector3D(115, -35, 100.0);

            _window.Run(30);
        }