public CustomRenderingStep4()
{
InitializeComponent();
// Instead of creating new RenderingStep as in the previous sample,
// we will use CustomRenderableNode instead.
// This type of SceneNode object allows specifying custom rendering action
// that is called to render the object.
var bounds = CustomRenderingStep1.GetSharpDXBoxBounds(); // CustomRenderableNode also requires bounds so that the camera near and far calculations can account the custom data.
var customRenderableNode = new CustomRenderableNode(CustomRenderAction, bounds);
// To add CustomRenderableNode to the 3D scene, we need to embed it into a SceneNodeVisual3D
var sceneNodeVisual3D = new SceneNodeVisual3D(customRenderableNode);
MainViewport.Children.Add(sceneNodeVisual3D);
MainDXViewportView.DXSceneInitialized += delegate(object sender, EventArgs args)
{
if (MainDXViewportView.DXScene == null) // When DXEngine falls back to WPF 3D rendering, the DXScene is null; we could also check for MainDXViewportView.UsedGraphicsProfile.DriverType != GraphicsProfile.DriverTypes.Wpf3D
{
return;
}
InitializeSharpDXRendering(MainDXViewportView.DXScene);
};
this.Unloaded += delegate { Dispose(); };
}
private void InitializeSharpDXRendering(DXScene dxScene)
{
var device = dxScene.Device;
// DirectX device, back buffer, render targets and other resources are initialized by DXEngine
// So here we only initialize things that are added by this sample
// Code from SharpDX MiniCube sample:
//// Compile Vertex and Pixel shaders
//var vertexShaderByteCode = ShaderBytecode.CompileFromFile("MiniCube.hlsl", "VS", "vs_4_0");
//var vertexShader = new VertexShader(device, vertexShaderByteCode);
//var pixelShaderByteCode = ShaderBytecode.CompileFromFile("MiniCube.hlsl", "PS", "ps_4_0");
//var pixelShader = new PixelShader(device, pixelShaderByteCode);
var vertexShaderByteCode = System.IO.File.ReadAllBytes(System.IO.Path.Combine(AppDomain.CurrentDomain.BaseDirectory, @"Resources\Shaders\MiniCube.vs"));
_vertexShader = new VertexShader(device, vertexShaderByteCode);
var pixelShaderByteCode = System.IO.File.ReadAllBytes(System.IO.Path.Combine(AppDomain.CurrentDomain.BaseDirectory, @"Resources\Shaders\MiniCube.ps"));
_pixelShader = new PixelShader(device, pixelShaderByteCode);
// Code from SharpDX MiniCube sample:
//var signature = ShaderSignature.GetInputSignature(vertexShaderByteCode);
//// Layout from VertexShader input signature
//var layout = new InputLayout(device, signature, new[]
// {
// new InputElement("POSITION", 0, Format.R32G32B32A32_Float, 0, 0),
// new InputElement("COLOR", 0, Format.R32G32B32A32_Float, 16, 0)
// });
_layout = new InputLayout(device, vertexShaderByteCode, new[]
{
new InputElement("POSITION", 0, Format.R32G32B32A32_Float, 0, 0),
new InputElement("COLOR", 0, Format.R32G32B32A32_Float, 16, 0)
});
// Instantiate Vertex buffer from vertex data
var vertexBuffer = CustomRenderingStep1.GetSharpDXBoxVertexBuffer();
_vertices = Buffer.Create(device, BindFlags.VertexBuffer, vertexBuffer);
// Create Constant Buffer
_constantBuffer = new Buffer(device, SharpDX.Utilities.SizeOf <Matrix>(), ResourceUsage.Default, BindFlags.ConstantBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0);
// We need to disable calculating near and far plane distanced based on the objects in 3D scene.
// Without that the objects rendered with SharpDX could be clipped because their size is not accounted in the near and far plane calculations.
// By default OptimizeNearAndFarCameraPlanes is set to true because this greatly improves the resolution of the depth buffer and
// therefore reduces the possibility of Z-fighting artifacts.
dxScene.OptimizeNearAndFarCameraPlanes = false;
}
private void InitializeSharpDXRendering(DXScene dxScene)
{
var device = dxScene.Device;
// DirectX device, back buffer, render targets and other resources are initialized by DXEngine
// So here we only initialize things that are added by this sample
// Code from SharpDX MiniCube sample:
//// Compile Vertex and Pixel shaders
//var vertexShaderByteCode = ShaderBytecode.CompileFromFile("MiniCube.hlsl", "VS", "vs_4_0");
//var vertexShader = new VertexShader(device, vertexShaderByteCode);
//var pixelShaderByteCode = ShaderBytecode.CompileFromFile("MiniCube.hlsl", "PS", "ps_4_0");
//var pixelShader = new PixelShader(device, pixelShaderByteCode);
var vertexShaderByteCode = System.IO.File.ReadAllBytes(System.IO.Path.Combine(AppDomain.CurrentDomain.BaseDirectory, @"Resources\Shaders\MiniCube.vs"));
_vertexShader = new VertexShader(device, vertexShaderByteCode);
var pixelShaderByteCode = System.IO.File.ReadAllBytes(System.IO.Path.Combine(AppDomain.CurrentDomain.BaseDirectory, @"Resources\Shaders\MiniCube.ps"));
_pixelShader = new PixelShader(device, pixelShaderByteCode);
// Code from SharpDX MiniCube sample:
//var signature = ShaderSignature.GetInputSignature(vertexShaderByteCode);
//// Layout from VertexShader input signature
//var layout = new InputLayout(device, signature, new[]
// {
// new InputElement("POSITION", 0, Format.R32G32B32A32_Float, 0, 0),
// new InputElement("COLOR", 0, Format.R32G32B32A32_Float, 16, 0)
// });
_layout = new InputLayout(device, vertexShaderByteCode, new[]
{
new InputElement("POSITION", 0, Format.R32G32B32A32_Float, 0, 0),
new InputElement("COLOR", 0, Format.R32G32B32A32_Float, 16, 0)
});
// Instantiate Vertex buffer from vertex data
var vertexBuffer = CustomRenderingStep1.GetSharpDXBoxVertexBuffer();
_vertices = Buffer.Create(device, BindFlags.VertexBuffer, vertexBuffer);
// Create Constant Buffer
_constantBuffer = new Buffer(device, SharpDX.Utilities.SizeOf <Matrix>(), ResourceUsage.Default, BindFlags.ConstantBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0);
}
