Esempio n. 1
0
        private static void Main2()
        {
            var form = new RenderForm("SharpDX - MiniTri Direct3D 10 Sample");

            // SwapChain description
            var desc = new SwapChainDescription()
                           {
                               BufferCount = 1,
                               ModeDescription = 
                                   new ModeDescription(form.ClientSize.Width, form.ClientSize.Height,
                                                       new Rational(60, 1), Format.R8G8B8A8_UNorm),
                               IsWindowed = true,
                               OutputHandle = form.Handle,
                               SampleDescription = new SampleDescription(1, 0),
                               SwapEffect = SwapEffect.Discard,
                               Usage = Usage.RenderTargetOutput
                           };

            // Create Device and SwapChain
            Device device;
            SwapChain swapChain;
            Device.CreateWithSwapChain(DriverType.Hardware, DeviceCreationFlags.None, desc, out device, out swapChain);


            // Ignore all windows events
            Factory factory = swapChain.GetParent<Factory>();
            factory.MakeWindowAssociation(form.Handle, WindowAssociationFlags.IgnoreAll);

            // New RenderTargetView from the backbuffer
            Texture2D backBuffer = Texture2D.FromSwapChain<Texture2D>(swapChain, 0);
            var renderView = new RenderTargetView(device, backBuffer);

            // Compile Vertex and Pixel shaders
            var vertexShaderByteCode = ShaderBytecode.CompileFromFile("MiniTri.fx", "VS", "vs_4_0", ShaderFlags.None,
                                                                      EffectFlags.None);
            var vertexShader = new VertexShader(device, vertexShaderByteCode);

            var pixelShaderByteCode = ShaderBytecode.CompileFromFile("MiniTri.fx", "PS", "ps_4_0", ShaderFlags.None,
                                                                     EffectFlags.None);
            var pixelShader = new PixelShader(device, pixelShaderByteCode);

            // Layout from VertexShader input signature
            var layout = new InputLayout(device, ShaderSignature.GetInputSignature(vertexShaderByteCode), new[] { 
                new InputElement("POSITION",0,Format.R32G32B32A32_Float,0,0),
                new InputElement("COLOR",0,Format.R32G32B32A32_Float,16,0)
            });

            // Instantiate Vertex buiffer from vertex data
            var vertices = Buffer.Create(device, BindFlags.VertexBuffer, new[]
                                  {
                                      new Vector4(0.0f, 0.5f, 0.5f, 1.0f), new Vector4(1.0f, 0.0f, 0.0f, 1.0f),
                                      new Vector4(0.5f, -0.5f, 0.5f, 1.0f), new Vector4(0.0f, 1.0f, 0.0f, 1.0f),
                                      new Vector4(-0.5f, -0.5f, 0.5f, 1.0f), new Vector4(0.0f, 0.0f, 1.0f, 1.0f)
                                  });

            // Prepare All the stages
            device.InputAssembler.InputLayout = layout;
            device.InputAssembler.PrimitiveTopology = PrimitiveTopology.TriangleList;
            device.InputAssembler.SetVertexBuffers(0, new VertexBufferBinding(vertices, 32, 0));
            device.VertexShader.Set(vertexShader);
            device.Rasterizer.SetViewports(new Viewport(0, 0, form.ClientSize.Width, form.ClientSize.Height, 0.0f, 1.0f));
            device.PixelShader.Set(pixelShader);
            device.OutputMerger.SetTargets(renderView);

            // Main loop
            RenderLoop.Run(form, () =>
                                      {
                                          device.ClearRenderTargetView(renderView, Color.Black);
                                          device.Draw(3, 0);
                                          swapChain.Present(0, PresentFlags.None);
                                      });

            // Release all resources
            vertexShaderByteCode.Dispose();
            vertexShader.Dispose();
            pixelShaderByteCode.Dispose();
            pixelShader.Dispose();
            vertices.Dispose();
            layout.Dispose();
            renderView.Dispose();
            backBuffer.Dispose();
            device.ClearState();
            device.Flush();
            device.Dispose();
            device.Dispose();
            swapChain.Dispose();
            factory.Dispose();
        }
Esempio n. 2
0
        private static void Main()
        {
            var form = new RenderForm("SharpDX - MiniCube Direct3D 10 Sample");

            // SwapChain description
            var desc = new SwapChainDescription()
                           {
                               BufferCount = 1,
                               ModeDescription= 
                                   new ModeDescription(form.ClientSize.Width, form.ClientSize.Height,
                                                       new Rational(60, 1), Format.R8G8B8A8_UNorm),
                               IsWindowed = true,
                               OutputHandle = form.Handle,
                               SampleDescription = new SampleDescription(1, 0),
                               SwapEffect = SwapEffect.Discard,
                               Usage = Usage.RenderTargetOutput
                           };

            // Create Device and SwapChain
            Device device;
            SwapChain swapChain;
            Device.CreateWithSwapChain(DriverType.Hardware, DeviceCreationFlags.None, desc, out device, out swapChain);
            var context = device;

            // Ignore all windows events
            var factory = swapChain.GetParent<Factory>();
            factory.MakeWindowAssociation(form.Handle, WindowAssociationFlags.IgnoreAll);

            // New RenderTargetView from the backbuffer
            var backBuffer = Texture2D.FromSwapChain<Texture2D>(swapChain, 0);
            var renderView = new RenderTargetView(device, backBuffer);

            // Compile Vertex and Pixel shaders
            var vertexShaderByteCode = ShaderBytecode.CompileFromFile("MiniCube.fx", "VS", "vs_4_0");
            var vertexShader = new VertexShader(device, vertexShaderByteCode);

            var pixelShaderByteCode = ShaderBytecode.CompileFromFile("MiniCube.fx", "PS", "ps_4_0");
            var pixelShader = new PixelShader(device, pixelShaderByteCode);

            // Layout from VertexShader input signature
            var layout = new InputLayout(device, ShaderSignature.GetInputSignature(vertexShaderByteCode), new[]
                    {
                        new InputElement("POSITION", 0, Format.R32G32B32A32_Float, 0, 0),
                        new InputElement("COLOR", 0, Format.R32G32B32A32_Float, 16, 0)
                    });

            // Instantiate Vertex buiffer from vertex data
            var vertices = Buffer.Create(device, BindFlags.VertexBuffer, new[]
                                  {
                                      new Vector4(-1.0f, -1.0f, -1.0f, 1.0f), new Vector4(1.0f, 0.0f, 0.0f, 1.0f), // Front
                                      new Vector4(-1.0f,  1.0f, -1.0f, 1.0f), new Vector4(1.0f, 0.0f, 0.0f, 1.0f),
                                      new Vector4( 1.0f,  1.0f, -1.0f, 1.0f), new Vector4(1.0f, 0.0f, 0.0f, 1.0f),
                                      new Vector4(-1.0f, -1.0f, -1.0f, 1.0f), new Vector4(1.0f, 0.0f, 0.0f, 1.0f),
                                      new Vector4( 1.0f,  1.0f, -1.0f, 1.0f), new Vector4(1.0f, 0.0f, 0.0f, 1.0f),
                                      new Vector4( 1.0f, -1.0f, -1.0f, 1.0f), new Vector4(1.0f, 0.0f, 0.0f, 1.0f),

                                      new Vector4(-1.0f, -1.0f,  1.0f, 1.0f), new Vector4(0.0f, 1.0f, 0.0f, 1.0f), // BACK
                                      new Vector4( 1.0f,  1.0f,  1.0f, 1.0f), new Vector4(0.0f, 1.0f, 0.0f, 1.0f),
                                      new Vector4(-1.0f,  1.0f,  1.0f, 1.0f), new Vector4(0.0f, 1.0f, 0.0f, 1.0f),
                                      new Vector4(-1.0f, -1.0f,  1.0f, 1.0f), new Vector4(0.0f, 1.0f, 0.0f, 1.0f),
                                      new Vector4( 1.0f, -1.0f,  1.0f, 1.0f), new Vector4(0.0f, 1.0f, 0.0f, 1.0f),
                                      new Vector4( 1.0f,  1.0f,  1.0f, 1.0f), new Vector4(0.0f, 1.0f, 0.0f, 1.0f),

                                      new Vector4(-1.0f, 1.0f, -1.0f,  1.0f), new Vector4(0.0f, 0.0f, 1.0f, 1.0f), // Top
                                      new Vector4(-1.0f, 1.0f,  1.0f,  1.0f), new Vector4(0.0f, 0.0f, 1.0f, 1.0f),
                                      new Vector4( 1.0f, 1.0f,  1.0f,  1.0f), new Vector4(0.0f, 0.0f, 1.0f, 1.0f),
                                      new Vector4(-1.0f, 1.0f, -1.0f,  1.0f), new Vector4(0.0f, 0.0f, 1.0f, 1.0f),
                                      new Vector4( 1.0f, 1.0f,  1.0f,  1.0f), new Vector4(0.0f, 0.0f, 1.0f, 1.0f),
                                      new Vector4( 1.0f, 1.0f, -1.0f,  1.0f), new Vector4(0.0f, 0.0f, 1.0f, 1.0f),

                                      new Vector4(-1.0f,-1.0f, -1.0f,  1.0f), new Vector4(1.0f, 1.0f, 0.0f, 1.0f), // Bottom
                                      new Vector4( 1.0f,-1.0f,  1.0f,  1.0f), new Vector4(1.0f, 1.0f, 0.0f, 1.0f),
                                      new Vector4(-1.0f,-1.0f,  1.0f,  1.0f), new Vector4(1.0f, 1.0f, 0.0f, 1.0f),
                                      new Vector4(-1.0f,-1.0f, -1.0f,  1.0f), new Vector4(1.0f, 1.0f, 0.0f, 1.0f),
                                      new Vector4( 1.0f,-1.0f, -1.0f,  1.0f), new Vector4(1.0f, 1.0f, 0.0f, 1.0f),
                                      new Vector4( 1.0f,-1.0f,  1.0f,  1.0f), new Vector4(1.0f, 1.0f, 0.0f, 1.0f),

                                      new Vector4(-1.0f, -1.0f, -1.0f, 1.0f), new Vector4(1.0f, 0.0f, 1.0f, 1.0f), // Left
                                      new Vector4(-1.0f, -1.0f,  1.0f, 1.0f), new Vector4(1.0f, 0.0f, 1.0f, 1.0f),
                                      new Vector4(-1.0f,  1.0f,  1.0f, 1.0f), new Vector4(1.0f, 0.0f, 1.0f, 1.0f),
                                      new Vector4(-1.0f, -1.0f, -1.0f, 1.0f), new Vector4(1.0f, 0.0f, 1.0f, 1.0f),
                                      new Vector4(-1.0f,  1.0f,  1.0f, 1.0f), new Vector4(1.0f, 0.0f, 1.0f, 1.0f),
                                      new Vector4(-1.0f,  1.0f, -1.0f, 1.0f), new Vector4(1.0f, 0.0f, 1.0f, 1.0f),

                                      new Vector4( 1.0f, -1.0f, -1.0f, 1.0f), new Vector4(0.0f, 1.0f, 1.0f, 1.0f), // Right
                                      new Vector4( 1.0f,  1.0f,  1.0f, 1.0f), new Vector4(0.0f, 1.0f, 1.0f, 1.0f),
                                      new Vector4( 1.0f, -1.0f,  1.0f, 1.0f), new Vector4(0.0f, 1.0f, 1.0f, 1.0f),
                                      new Vector4( 1.0f, -1.0f, -1.0f, 1.0f), new Vector4(0.0f, 1.0f, 1.0f, 1.0f),
                                      new Vector4( 1.0f,  1.0f, -1.0f, 1.0f), new Vector4(0.0f, 1.0f, 1.0f, 1.0f),
                                      new Vector4( 1.0f,  1.0f,  1.0f, 1.0f), new Vector4(0.0f, 1.0f, 1.0f, 1.0f),
                            });

            // Create Constant Buffer
            var contantBuffer = new Buffer(device, Utilities.SizeOf<Matrix>(), ResourceUsage.Default, BindFlags.ConstantBuffer, CpuAccessFlags.None, ResourceOptionFlags.None);

            // Create Depth Buffer & View
            var depthBuffer = new Texture2D(device, new Texture2DDescription()
                    {
                        Format = Format.D32_Float_S8X24_UInt,
                        ArraySize = 1,
                        MipLevels = 1,
                        Width = form.ClientSize.Width,
                        Height = form.ClientSize.Height,
                        SampleDescription = new SampleDescription(1, 0),
                        Usage = ResourceUsage.Default,
                        BindFlags = BindFlags.DepthStencil,
                        CpuAccessFlags = CpuAccessFlags.None,
                        OptionFlags = ResourceOptionFlags.None
                    });

            var depthView = new DepthStencilView(device, depthBuffer);

            // Prepare All the stages
            context.InputAssembler.InputLayout = layout;
            context.InputAssembler.PrimitiveTopology = PrimitiveTopology.TriangleList;
            context.InputAssembler.SetVertexBuffers(0, new VertexBufferBinding(vertices, Utilities.SizeOf<Vector4>() * 2, 0));
            context.VertexShader.SetConstantBuffer(0, contantBuffer);
            context.VertexShader.Set(vertexShader);
            context.Rasterizer.SetViewports(new Viewport(0, 0, form.ClientSize.Width, form.ClientSize.Height, 0.0f, 1.0f));
            context.PixelShader.Set(pixelShader);

            // Prepare matrices
            var view = Matrix.LookAtLH(new Vector3(0, 0, -5), new Vector3(0, 0, 0), Vector3.UnitY);
            var proj = Matrix.PerspectiveFovLH((float)Math.PI / 4.0f, form.ClientSize.Width / (float)form.ClientSize.Height, 0.1f, 100.0f);
            var viewProj = Matrix.Multiply(view, proj);

            // Use clock
            var clock = new Stopwatch();
            clock.Start();

            // Main loop
            RenderLoop.Run(form, () =>
                {
                    var time = clock.ElapsedMilliseconds / 1000.0f;

                    // Clear views
                    context.OutputMerger.SetTargets(depthView, renderView);

                    context.ClearDepthStencilView(depthView, DepthStencilClearFlags.Depth, 1.0f, 0);
                    context.ClearRenderTargetView(renderView, Color.Black);

                    // Update WorldViewProj Matrix
                    var worldViewProj = Matrix.RotationX(time) * Matrix.RotationY(time * 2) * Matrix.RotationZ(time * .7f) * viewProj;
                    worldViewProj.Transpose();
                    context.UpdateSubresource(ref worldViewProj, contantBuffer);

                    // Draw the cube
                    context.Draw(36, 0);

                    // Present!
                    swapChain.Present(0, PresentFlags.None);
                });

            // Release all resources
            vertexShaderByteCode.Dispose();
            vertexShader.Dispose();
            pixelShaderByteCode.Dispose();
            pixelShader.Dispose();
            vertices.Dispose();
            layout.Dispose();
            renderView.Dispose();
            backBuffer.Dispose();
            context.ClearState();
            context.Flush();
            device.Dispose();
            context.Dispose();
            swapChain.Dispose();
            factory.Dispose();
        }
Esempio n. 3
0
        public static BasicHlsl.VertexShaderOutput ExecuteVertexShader(string compiledShaderFile,
            BasicHlsl.ConstantBufferGlobals globals, VertexPositionNormalTexture vertex)
        {
            var device = new Device(DriverType.Warp);

            var vertexShaderBytes = File.ReadAllBytes(compiledShaderFile);
            var vertexShaderBytecode = new ShaderBytecode(vertexShaderBytes);
            var vertexShader = new VertexShader(device, vertexShaderBytecode);

            var layout = new InputLayout(device,
                ShaderSignature.GetInputSignature(vertexShaderBytecode),
                new[]
                {
                    new InputElement("POSITION", 0, Format.R32G32B32A32_Float, 0, 0),
                    new InputElement("NORMAL", 0, Format.R32G32B32_Float, 16, 0),
                    new InputElement("TEXCOORD", 0, Format.R32G32_Float, 28, 0)
                });

            var vertices = Buffer.Create(device, BindFlags.VertexBuffer, new[] { vertex });

            var constantBuffer = Buffer.Create(device, ref globals, new BufferDescription
            {
                BindFlags = BindFlags.ConstantBuffer,
                CpuAccessFlags = CpuAccessFlags.None,
                Usage = ResourceUsage.Default
            });

            var geometryShader = new GeometryShader(device, vertexShaderBytecode,
               new[]
                {
                    new StreamOutputElement { SemanticName = "SV_POSITION", ComponentCount = 4 },
                    new StreamOutputElement { SemanticName = "COLOR", ComponentCount = 4 },
                    new StreamOutputElement { SemanticName = "TEXCOORD", ComponentCount = 2 }
                },
               BasicHlsl.VertexShaderOutput.SizeInBytes);

            var outputBuffer = Buffer.Create(device, new BasicHlsl.VertexShaderOutput[1],
                new BufferDescription
                {
                    CpuAccessFlags = CpuAccessFlags.None,
                    BindFlags = BindFlags.StreamOutput,
                    Usage = ResourceUsage.Default
                });

            var stagingBuffer = Buffer.Create(device, new BasicHlsl.VertexShaderOutput[1],
                new BufferDescription
                {
                    CpuAccessFlags = CpuAccessFlags.Read,
                    BindFlags = BindFlags.None,
                    Usage = ResourceUsage.Staging
                });

            device.InputAssembler.InputLayout = layout;
            device.InputAssembler.PrimitiveTopology = PrimitiveTopology.PointList;
            device.InputAssembler.SetVertexBuffers(0, new VertexBufferBinding(vertices, VertexPositionNormalTexture.SizeInBytes, 0));
            device.VertexShader.SetConstantBuffer(0, constantBuffer);
            device.VertexShader.Set(vertexShader);
            device.GeometryShader.Set(geometryShader);
            device.StreamOutput.SetTargets(new StreamOutputBufferBinding(outputBuffer, 0));

            device.Draw(1, 0);

            device.CopyResource(outputBuffer, stagingBuffer);
            device.Flush();

            var stream = stagingBuffer.Map(MapMode.Read, SharpDX.Direct3D10.MapFlags.None);
            var bytes = new byte[BasicHlsl.VertexShaderOutput.SizeInBytes];
            stream.Read(bytes, 0, bytes.Length);
            stream.Dispose();

            outputBuffer.Dispose();
            vertices.Dispose();
            layout.Dispose();
            geometryShader.Dispose();
            vertexShader.Dispose();
            vertexShaderBytecode.Dispose();
            device.Dispose();

            return StructUtility.FromBytes<BasicHlsl.VertexShaderOutput>(bytes);
        }