C# Device.SetLight方法代码示例

        /// <summary>
        /// シーンを描画
        /// </summary>
        public void Render(Device device)
        {
            device.Clear(ClearFlags.All, Color.Black, 1, 0);
            _view.Render(device);

            //ライト設定
            device.SetRenderState(RenderState.Lighting, true);
            foreach(var item in _lights.Select((l, i)=>new {l, i})){
                device.SetLight(item.i, item.l);
                device.EnableLight(item.i, true);
            }

            _drawables.ForEach(d => d.Draw(device));
        }

        private void LoadContent()
        {
            try
            {
                PresentParameters presentParams = new PresentParameters();
                presentParams.BackBufferHeight = pictureBox.Height;
                presentParams.BackBufferWidth = pictureBox.Width;
                presentParams.BackBufferFormat = Format.A8R8G8B8;
                presentParams.DeviceWindowHandle = pictureBox.Handle;

                _direct3D = new Direct3D();
                _graphigsDevice = new Device(_direct3D, 0, DeviceType.Hardware, pictureBox.Handle, CreateFlags.HardwareVertexProcessing, presentParams);

                _camera.Reset(pictureBox.Width, pictureBox.Height);

                _graphigsDevice.SetRenderState(RenderState.AlphaBlendEnable, true);
                _graphigsDevice.SetRenderState(RenderState.SourceBlend, Blend.SourceAlpha);
                _graphigsDevice.SetRenderState(RenderState.DestinationBlend, Blend.BothInverseSourceAlpha);
                _graphigsDevice.SetRenderState(RenderState.Lighting, true);
                _graphigsDevice.SetRenderState(RenderState.CullMode, Cull.None);
                _graphigsDevice.SetRenderState(RenderState.FillMode, FillMode.Solid);
                _graphigsDevice.SetRenderState(RenderState.NormalizeNormals, true);
                _graphigsDevice.SetRenderState(RenderState.PointSize, 4f);

                Vector3 direction = new Vector3(-1f, 0f, -1f);
                direction.Normalize();

                Light light = new Light();
                light.Type = LightType.Directional;
                light.Direction = direction;
                light.Diffuse = Color.White;
                light.Ambient = Color.White;

                _graphigsDevice.SetLight(0, light);
                _graphigsDevice.EnableLight(0, true);

                direction = new Vector3(1f, 0f, 1f);
                direction.Normalize();

                light = new Light();
                light.Type = LightType.Directional;
                light.Direction = direction;
                light.Diffuse = Color.White;
                light.Ambient = Color.White;

                _graphigsDevice.SetLight(1, light);
                _graphigsDevice.EnableLight(1, true);

                Material material = new Material();
                material.Diffuse = Color.White;
                material.Ambient = Color.Gray;

                _graphigsDevice.Material = material;

                _line = new Line(_graphigsDevice);

                _sky = Mesh.FromFile(_graphigsDevice, @"Content\Meshes\skysphere.x", MeshFlags.Managed);
                _sky.OptimizeInPlace(MeshOptimizeFlags.VertexCache | MeshOptimizeFlags.Compact | MeshOptimizeFlags.AttributeSort);

                _skyTexture = Texture.FromFile(_graphigsDevice, @"Content\Textures\sky.png", Usage.None, Pool.Managed);

                _colorMod = Effect.FromFile(_graphigsDevice, @"Content\Effects\Color.fx", ShaderFlags.None);

                if (File.Exists(_project.MeshFilePath))
                {
                    _mesh = LoadMesh(ref _project, true);
                }

                _box = Mesh.FromFile(_graphigsDevice, @"Content\Meshes\box.x", MeshFlags.Managed);
                _box.OptimizeInPlace(MeshOptimizeFlags.VertexCache | MeshOptimizeFlags.Compact | MeshOptimizeFlags.AttributeSort);

                _sphere = Mesh.FromFile(_graphigsDevice, @"Content\Meshes\sphere.x", MeshFlags.Managed);
                _sphere.OptimizeInPlace(MeshOptimizeFlags.VertexCache | MeshOptimizeFlags.Compact | MeshOptimizeFlags.AttributeSort);

                _capsuleEnd = Mesh.FromFile(_graphigsDevice, @"Content\Meshes\capsule_end.x", MeshFlags.Managed);
                _capsuleEnd.OptimizeInPlace(MeshOptimizeFlags.VertexCache | MeshOptimizeFlags.Compact | MeshOptimizeFlags.AttributeSort);

                _capsuleCylinder = Mesh.FromFile(_graphigsDevice, @"Content\Meshes\capsule_cylinder.x", MeshFlags.Managed);
                _capsuleCylinder.OptimizeInPlace(MeshOptimizeFlags.VertexCache | MeshOptimizeFlags.Compact | MeshOptimizeFlags.AttributeSort);

                _initialized = true;
            }
            catch (Exception e)
            {
                _initialized = false;
                MessageBox.Show(this, e.Message);
            }
        }

        public Renderer(Control control)
        {
            PresentParameters presentParams = new PresentParameters();
            presentParams.Windowed = true;
            presentParams.BackBufferCount = 0;
            presentParams.BackBufferWidth = Screen.PrimaryScreen.WorkingArea.Width;
            presentParams.BackBufferHeight = Screen.PrimaryScreen.WorkingArea.Height;
            Device = new Device(new Direct3D(), 0, DeviceType.Hardware, control.Handle, CreateFlags.SoftwareVertexProcessing, presentParams);
            if ((Device.Capabilities.VertexProcessingCaps & VertexProcessingCaps.Tweening) == 0)
            {
                Report.ReportLog("Vertex tweening is not supported!");
            }

            Device.SetRenderState(RenderState.Lighting, true);
            Device.SetRenderState(RenderState.DiffuseMaterialSource, ColorSource.Material);
            Device.SetRenderState(RenderState.EmissiveMaterialSource, ColorSource.Material);
            Device.SetRenderState(RenderState.SpecularMaterialSource, ColorSource.Material);
            Device.SetRenderState(RenderState.SpecularEnable, true);
            Device.SetRenderState(RenderState.AlphaBlendEnable, true);
            Device.SetRenderState(RenderState.BlendOperationAlpha, BlendOperation.Add);
            Device.SetRenderState(RenderState.SourceBlend, Blend.SourceAlpha);
            Device.SetRenderState(RenderState.DestinationBlend, Blend.InverseSourceAlpha);

            Device.SetSamplerState(0, SamplerState.MaxAnisotropy, 4);
            Device.SetSamplerState(0, SamplerState.MagFilter, TextureFilter.Anisotropic);
            Device.SetSamplerState(0, SamplerState.MinFilter, TextureFilter.Anisotropic);
            Device.SetSamplerState(0, SamplerState.MipFilter, TextureFilter.Linear);

            Light light = new Light();
            light.Type = LightType.Directional;
            light.Ambient = new Color4(int.Parse((string)Gui.Config["LightAmbientARGB"], System.Globalization.NumberStyles.AllowHexSpecifier));
            light.Diffuse = new Color4(int.Parse((string)Gui.Config["LightDiffuseARGB"], System.Globalization.NumberStyles.AllowHexSpecifier));
            light.Specular = new Color4(int.Parse((string)Gui.Config["LightSpecularARGB"], System.Globalization.NumberStyles.AllowHexSpecifier));
            Device.SetLight(0, light);
            Device.EnableLight(0, true);

            TextFont = new SlimDX.Direct3D9.Font(Device, new System.Drawing.Font("Arial", 8));
            TextColor = new Color4(Color.White);

            CursorMesh = Mesh.CreateSphere(Device, 1, 10, 10);
            CursorMaterial = new Material();
            CursorMaterial.Ambient = new Color4(1, 1f, 1f, 1f);
            CursorMaterial.Diffuse = new Color4(1, 0.6f, 1, 0.3f);

            showNormals = (bool)Gui.Config["ShowNormals"];
            showBones = (bool)Gui.Config["ShowBones"];
            string[] mode = Enum.GetNames(typeof(ShowBoneWeights));
            for (int i = 0; i < mode.Length; i++)
            {
                if (mode[i] == (string)Gui.Config["ShowBoneWeights"])
                {
                    showBoneWeights = (ShowBoneWeights)i;
                    break;
                }
            }
            wireframe = (bool)Gui.Config["Wireframe"];
            culling = (bool)Gui.Config["Culling"];
            Background = Color.FromArgb(int.Parse((string)Gui.Config["RendererBackgroundARGB"], System.Globalization.NumberStyles.AllowHexSpecifier));

            isInitialized = true;
            camera = new Camera(control);
            RenderControl = control;
        }

        public void init(StreamWriter st)
        {
            st.WriteLine("初期化開始");

            pictureBox1.MouseWheel += new MouseEventHandler(pictureBox1_MouseWheel);

            st.WriteLine("デバイス作成の開始");
            device = new Device(new Direct3D(), 0, DeviceType.Hardware, this.pictureBox1.Handle, CreateFlags.HardwareVertexProcessing, new PresentParameters()
            {
                BackBufferWidth = this.pictureBox1.ClientSize.Width,
                BackBufferHeight = this.pictureBox1.ClientSize.Height,
                Windowed = true,
            });
            st.WriteLine("デバイス作成の終了");
            Capabilities caps = device.Capabilities;
            st.WriteLine("adapterOrdinal:" + caps.AdapterOrdinal);
            st.WriteLine("DeviceType:" + caps.DeviceType);
            if (caps.VertexShaderVersion.Major < 3)
            {
                MessageBox.Show("VertexShader3.0 以上がサポートされていません。\n現バージョン:" + caps.VertexShaderVersion);
                device.Dispose();
                Environment.Exit(0);
            }
            else if (caps.PixelShaderVersion.Major < 3)
            {
                MessageBox.Show("PixelShader3.0 以上がサポートされていません。\n現バージョン:" + caps.VertexShaderVersion);
                device.Dispose();
                Environment.Exit(0);
            }

            st.WriteLine("DeviceContextの初期化");
            DeviceContext.init(device);

            st.WriteLine("ZEnableの初期化");
            device.SetRenderState(RenderState.ZEnable, true);

            st.WriteLine("cameraの初期化");
            camera = new Camera(device);

            st.WriteLine("Floorの初期化");
            floorMap = new FloorMap(device);

            //            teapot = Mesh.CreateTeapot(device);
            //            device.SetRenderState(RenderState.ShadeMode, ShadeMode.Flat);

            st.WriteLine("照明の初期化");
            device.SetRenderState(RenderState.Lighting, true);
            device.SetLight(0, new Light() {
                Type = LightType.Directional,
                Diffuse = Color.White,
                Ambient = Color.Gray,
                Direction = new Vector3(1.0f, 1.0f, 0.0f),
            });
            device.EnableLight(0,true);
            standardLine = new StandardLine(device);
            //射影変換
            device.SetTransform(TransformState.Projection,
                                 Matrix.PerspectiveFovLH((float)(Math.PI / 4),
                                                         (float)this.pictureBox1.ClientSize.Width / (float)this.pictureBox1.ClientSize.Height,
                                                         0.1f, 1500.0f));
            //ビュー
            device.SetTransform(TransformState.View,
                                 camera.getLookAtLh());

            device.SetTransform(TransformState.World, Matrix.Identity);

            st.WriteLine("FloorModelの初期化");
            floorModel = new FloorModel(new MqoParser(device).parse(".\\projects\\sample\\model\\floor.mqo", new MqoModel()));

            st.WriteLine("初期化終了");
        }

        public Image GetSceneImage(Scene scene)
        {
            RecalculateData(scene);

            pp = new PresentParameters();
            pp.SwapEffect = SwapEffect.Discard;
            pp.Windowed = true;
            pp.BackBufferWidth = 512;
            pp.BackBufferHeight = 512;
            pp.BackBufferFormat = Format.A8R8G8B8;

            if(d3d != null)
            {
                d3d.Dispose();
            }
            if(device != null)
            {
                device.Dispose();
            }

            d3d = new Direct3D();
            device = new Device(d3d, 0, DeviceType.Hardware, handle, CreateFlags.HardwareVertexProcessing, pp);

            device.SetRenderState(RenderState.Lighting, true);

            for(int i = scene.lights.Count; i < maxLights; ++i)
            {
                device.EnableLight(i, false);
            }
            maxLights = scene.lights.Count;

            Modeler.Transformations.BoundingBox bb = new Modeler.Transformations.BoundingBox(scene);
            Camera cam = new Camera();
            Vector3 dir = Vector3.Normalize(bb.minBB - bb.maxBB);
            cam.position = bb.maxBB - 1 * (float)Math.Sqrt((bb.minBB.x - bb.maxBB.x) * (bb.minBB.x - bb.maxBB.x) +
                (bb.minBB.y - bb.maxBB.y) * (bb.minBB.y - bb.maxBB.y) + (bb.minBB.z - bb.maxBB.z) * (bb.minBB.z - bb.maxBB.z)) * dir;
            cam.lookAt = bb.maxBB;
            cam.fovAngle = 40;
            cam.rotateAngle = 0;

            Vector3 oldDir = defLight.Direction;

            Vector3 dirLight = new Vector3();
            dirLight.X = dir.X * (float)Math.Cos(-Math.PI / 4) + dir.Z * (float)Math.Sin(-Math.PI / 4);
            dirLight.Y = dir.Y;
            dirLight.Z = dir.Z * (float)Math.Cos(-Math.PI / 4) - dir.X * (float)Math.Sin(-Math.PI / 4);
            dir.Normalize();
            defLight.Direction = dirLight;
            device.SetLight(0, defLight);
            device.EnableLight(0, true);

            device.SetRenderState(RenderState.FillMode, FillMode.Solid);
            device.SetRenderState(RenderState.CullMode, Cull.None);
            device.SetRenderState(RenderState.ShadeMode, ShadeMode.Gouraud);

            Mesh mesh = numIndices >= 3 ? new Mesh(device, (int)numIndices / 3, scene.points.Count, MeshFlags.Managed | MeshFlags.Use32Bit, vertexElems) : null;
            VertexBuffer vb = mesh != null ? mesh.VertexBuffer : null;
            IndexBuffer ib = mesh != null ? mesh.IndexBuffer : null;

            if(mesh != null)
            {
                vb.Lock(0, 0, LockFlags.None).WriteRange(vertices);
                vb.Unlock();

                ib.Lock(0, 0, LockFlags.None).WriteRange(indices, 0, (int)numIndices);
                ib.Unlock();
            }

            Mesh selMesh = numSelIndices >= 3 ? new Mesh(device, (int)numSelIndices / 3, scene.points.Count, MeshFlags.Managed | MeshFlags.Use32Bit, vertexElems) : null;
            VertexBuffer selvb = selMesh != null ? selMesh.VertexBuffer : null;
            IndexBuffer selib = selMesh != null ? selMesh.IndexBuffer : null;

            if(selMesh != null)
            {
                selvb.Lock(0, 0, LockFlags.None).WriteRange(vertices);
                selvb.Unlock();

                selib.Lock(0, 0, LockFlags.None).WriteRange(selIndices, 0, (int)numSelIndices);
                selib.Unlock();
            }

            Viewport viewport = new Viewport(0, 0, 512, 512, 0, 1);

            Texture texture = new Texture(device, 64, 64, 0, Usage.RenderTarget, Format.A8R8G8B8, Pool.Default);
            device.SetRenderTarget(0, texture.GetSurfaceLevel(0));

            float camRotAngle = cam.rotateAngle;
            float aspect = 1;
            float camAngle = 2.0f * (float)Math.Atan(Math.Tan(Utilities.DegToRad(cam.fovAngle) / 2.0f) / aspect);

            device.SetTransform(TransformState.View, Matrix.LookAtRH(
                cam.position,
                cam.lookAt,
                Utilities.RotatePointAroundVector(new Vector3(0, 1, 0),
                Vector3.Normalize(cam.lookAt - cam.position), camRotAngle)));

            device.SetTransform(TransformState.Projection, Matrix.PerspectiveFovRH(
                camAngle,
                aspect,
                0.01f,
//.........这里部分代码省略.........

        public Image GetBezierImage(BezierSurface bezier)
        {
            pp = new PresentParameters();
            pp.SwapEffect = SwapEffect.Discard;
            pp.Windowed = true;
            pp.BackBufferWidth = 512;
            pp.BackBufferHeight = 512;
            pp.BackBufferFormat = Format.A8R8G8B8;

            if (d3dBezier != null)
            {
                d3dBezier.Dispose();
            }
            if (deviceBezier != null)
            {
                deviceBezier.Dispose();
            }

            d3dBezier = new Direct3D();
            deviceBezier = new Device(d3d, 0, DeviceType.Hardware, handle, CreateFlags.HardwareVertexProcessing, pp);

            deviceBezier.SetRenderState(RenderState.Lighting, true);

            deviceBezier.SetLight(0, defLight);
            deviceBezier.EnableLight(0, true);

            deviceBezier.SetRenderState(RenderState.FillMode, FillMode.Solid);
            deviceBezier.SetRenderState(RenderState.CullMode, Cull.None);
            deviceBezier.SetRenderState(RenderState.ShadeMode, ShadeMode.Gouraud);

            Vertex[] gridVertices = new Vertex[bezier.OutputPoints.Length];
            Vertex[] controlVertices = new Vertex[bezier.ControlPoints.Length];

            List<int>[] vertexTriangle = new List<int>[bezier.OutputPoints.Length];
            Parallel.For(0, vertexTriangle.Length, index => vertexTriangle[index] = new List<int>());
            /*for(int i = 0; i < vertexTriangle.Length; ++i)
            {
                vertexTriangle[i] = new List<int>();
            }*/

            int[] indices = new int[3 * bezier.triangles.Count];
            //int[] selIndices = new int[3 * scene.triangles.Count];
            uint numIndices = 0;
            //uint numSelIndices = 0;

            //bool[] selPoints = new bool[scene.points.Count];
            //Parallel.For(0, selPoints.Length, index => selPoints[index] = false);

            for (int i = 0; i < bezier.triangles.Count; i++)
            {
                indices[numIndices++] = (int)bezier.triangles[i].p1;
                indices[numIndices++] = (int)bezier.triangles[i].p2;
                indices[numIndices++] = (int)bezier.triangles[i].p3;

                vertexTriangle[bezier.triangles[i].p1].Add(i);
                vertexTriangle[bezier.triangles[i].p2].Add(i);
                vertexTriangle[bezier.triangles[i].p3].Add(i);
            }

            // Liczenie normalnych siatki trojkątów
            for (int i = 0; i < bezier.OutputPoints.Length; i++)
            {
                Vector3 normal = new Vector3();
                foreach (int face in vertexTriangle[i])
                {
                    normal += Utilities.CalculateNormal(bezier.OutputPoints[(int)bezier.triangles[face].p3], bezier.OutputPoints[(int)bezier.triangles[face].p2],
                            bezier.OutputPoints[(int)bezier.triangles[face].p1]);
                }
                normal.Normalize();

                gridVertices[i].Position = new Vector3(bezier.OutputPoints[i].x, bezier.OutputPoints[i].y, bezier.OutputPoints[i].z);
                gridVertices[i].Normal = normal;
                gridVertices[i].Color = Color.Beige.ToArgb();

            }

            Mesh gridMesh = numIndices > 2 ? new Mesh(deviceBezier, (int)numIndices / 3, bezier.OutputPoints.Length, MeshFlags.Managed | MeshFlags.Use32Bit,
                                                        vertexElems) : null;
            VertexBuffer vb = gridMesh != null ? gridMesh.VertexBuffer : null;
            IndexBuffer ib = gridMesh != null ? gridMesh.IndexBuffer : null;

            if (gridMesh != null)
            {
                vb.Lock(0, 0, LockFlags.None).WriteRange(gridVertices);
                vb.Unlock();

                ib.Lock(0, 0, LockFlags.None).WriteRange(indices, 0, (int)numIndices);
                ib.Unlock();
            }

            Viewport viewport = new Viewport(0, 0, 512, 512, 0, 1);

            Texture texture = new Texture(deviceBezier, 64, 64, 0, Usage.RenderTarget, Format.A8R8G8B8, Pool.Default);
            deviceBezier.SetRenderTarget(0, texture.GetSurfaceLevel(0));

            float aspect = (float)perspective.Width / perspective.Height;

            deviceBezier.SetTransform(TransformState.View, Matrix.LookAtRH(
                bezierCam.position,
                bezierCam.lookAt,
//.........这里部分代码省略.........

        /// <summary>
        /// 最上位ウインドウを作成
        /// </summary>
        public MainWindow()
        {
            // コンポーネント初期化
            InitializeComponent();

            // デバイスを作成
            Device device = new Device(
                new Direct3D(),
                0,
                DeviceType.Hardware,
                IntPtr.Zero,
                CreateFlags.HardwareVertexProcessing,
                new PresentParameters());

            // 光源を設定して有効化
            device.SetLight(0, new Light()
            {
                Type = LightType.Directional,
                Diffuse = Color.White,
                Ambient = Color.GhostWhite,
                Direction = new Vector3(0, -1, 1)
            });
            device.EnableLight(0, true);

            //射影変換を設定
            device.SetTransform(TransformState.Projection,
                Matrix.PerspectiveFovLH((float)(Math.PI / 4),
                (float)(this.Width / this.Height),
                0.1f, 20.0f));

            //ビューを設定
            device.SetTransform(TransformState.View,
                Matrix.LookAtLH(new Vector3(3, 2, -3),
                Vector3.Zero,
                new Vector3(0, 1, 0)));

            //マテリアル設定
            device.Material = new Material()
            {
                Diffuse = new Color4(Color.GhostWhite)
            };

            // 全面灰色でクリア
            device.Clear(ClearFlags.Target | ClearFlags.ZBuffer, new Color4(0.2f, 0.2f, 0.2f), 1.0f, 0);

            // シーン開始
            device.BeginScene();

            //ティーポットを描画
            device.SetTransform(TransformState.World,
                Matrix.Translation(-3, 0, 5));
            Mesh.CreateTeapot(device).DrawSubset(0);

            //文字列を描画
            device.SetTransform(TransformState.World,
                Matrix.Translation(-4, -1, 0));
            Mesh.CreateText(device, new System.Drawing.Font("Arial", 10), "Hello, world!", 0.001f, 0.001f).DrawSubset(0);

            // シーン終了
            device.EndScene();

            // 画像をロック
            this.directXImage.Lock();

            // バックバッファー領域を指定
            this.directXImage.SetBackBuffer(D3DResourceType.IDirect3DSurface9, device.GetBackBuffer(0, 0).ComPointer);
            this.directXImage.AddDirtyRect(new Int32Rect(0, 0, directXImage.PixelWidth, directXImage.PixelHeight));

            // ロック解除
            this.directXImage.Unlock();
        }

        /// <summary>
        /// 最上位ウインドウを作成
        /// </summary>
        public MainWindow()
        {
            // コンポーネント初期化
            InitializeComponent();

            // ウインドウが読み込まれたら
            this.Loaded += (sender, e) =>
            {
                // Direct3D作成
                var direct3D = new SlimDX.Direct3D9.Direct3D();

                // デバイスを初期化
                Device device = null;

                // ティーポッドと文字列を初期化
                Mesh teapod = null;
                Mesh helloWorld = null;

                // バッファーウインドウ作成
                IntPtr handle = new HwndSource(0, 0, 0, 0, 0, "buffer", IntPtr.Zero).Handle;

                // デバイスを作成
                device = new Device(direct3D, 0,
                    DeviceType.Hardware,
                    handle,
                    CreateFlags.HardwareVertexProcessing,
                    new PresentParameters()
                    {
                        BackBufferFormat = Format.X8R8G8B8,
                        BackBufferCount = 1,
                        BackBufferWidth = (int)this.Width,
                        BackBufferHeight = (int)this.Height,
                        Multisample = MultisampleType.None,
                        SwapEffect = SwapEffect.Discard,
                        EnableAutoDepthStencil = true,
                        AutoDepthStencilFormat = Format.D16,
                        PresentFlags = PresentFlags.DiscardDepthStencil,
                        PresentationInterval = PresentInterval.Default,
                        Windowed = true,
                        DeviceWindowHandle = handle
                    });

                // ティーポッドと文字列を作成
                teapod = Mesh.CreateTeapot(device);
                helloWorld = Mesh.CreateText(device, new System.Drawing.Font("Arial", 10), "Hello, world!", 0.001f, 0.001f);

                // 光源描画を有効化
                device.SetRenderState(RenderState.Lighting, true);

                // 光源を設定
                device.SetLight(0, new Light()
                {
                    Type = LightType.Directional,
                    Diffuse = Color.White,
                    Ambient = Color.GhostWhite,
                    Direction = new Vector3(0.0f, -1.0f, 0.0f)
                });

                // 光源を有効化
                device.EnableLight(0, true);

                //射影変換を設定
                device.SetTransform(TransformState.Projection,
                    Matrix.PerspectiveFovLH((float)(Math.PI / 4),
                    (float)(this.Width / this.Height),
                    0.1f, 20.0f));

                //ビューを設定
                device.SetTransform(TransformState.View,
                    Matrix.LookAtLH(new Vector3(3.0f, 2.0f, -3.0f),
                    Vector3.Zero,
                    new Vector3(0.0f, 1.0f, 0.0f)));

                //マテリアル設定
                device.Material = new Material()
                {
                    Diffuse = new Color4(Color.GhostWhite)
                };

                // 描画される時に描画処理を実行
                CompositionTarget.Rendering += (sender2, e2) =>
                {
                    // 画像をロックしてバックバッファーに設定
                    this.directXImage.Lock();
                    this.directXImage.SetBackBuffer(D3DResourceType.IDirect3DSurface9, device.GetBackBuffer(0, 0).ComPointer);

                    // フロントバッファーがあれば
                    if (directXImage.IsFrontBufferAvailable)
                    {
                        // デバイスの現在の状態を確かめて失敗したら
                        if (device.TestCooperativeLevel().IsFailure)
                        {
                            // 例外
                            throw new Direct3D9Exception("デバイスが無効です");
                        }

                        // 全面灰色でクリア
//.........这里部分代码省略.........

        public void RenderBezier(ViewportInfo viewportInfo)
        {
            pp = new PresentParameters();
            pp.SwapEffect = SwapEffect.Discard;
            pp.Windowed = true;
            pp.BackBufferWidth = viewportInfo.resX;
            pp.BackBufferHeight = viewportInfo.resY;
            pp.BackBufferFormat = Format.A8R8G8B8;

            d3dBezier = new Direct3D();

            deviceBezier = new Device(d3dBezier, 0, DeviceType.Hardware, handleBezier, CreateFlags.HardwareVertexProcessing, pp);

            deviceBezier.SetRenderState(RenderState.Lighting, true);

            deviceBezier.SetLight(0, defLight);
            deviceBezier.EnableLight(0, true);

            deviceBezier.SetRenderState(RenderState.FillMode, wireframe ? 2 : 0);
            deviceBezier.SetRenderState(RenderState.CullMode, 1);

            deviceBezier.Clear(ClearFlags.Target | ClearFlags.ZBuffer, Color.FromArgb(230, 230, 230), 1.0f, 0);

            deviceBezier.Present();

            d3dBezier.Dispose();
            deviceBezier.Dispose();
        }