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| using System;
using System.Drawing;
using SlimDX;
using SlimDX.Direct3D10;
using SlimDX.DXGI;
using SlimDX.Windows;
using SlimDX.D3DCompiler;
using Device = SlimDX.Direct3D10.Device;
namespace IcicleGraph
{
class MainWindow : RenderForm
{
private Device device;
private SwapChain swapChain;
private RenderTargetView renderView;
private Effect effect;
private EffectTechnique technique;
private EffectPass pass;
private InputLayout layout;
private SlimDX.Direct3D10.Buffer vertexBuffer, indexBuffer;
private EffectMatrixVariable worldVariable = null;
private EffectMatrixVariable viewVariable = null;
private EffectMatrixVariable projectionVariable = null;
private Matrix world;
private Matrix view;
private Matrix projection;
private Vector3 eye;
private Vector3 at;
private Vector3 up;
public MainWindow(string windowName) : base(windowName)
{
}
public void initForm()
{
var desc = new SwapChainDescription()
{
BufferCount = 1,
ModeDescription = new ModeDescription(ClientSize.Width, ClientSize.Height, new Rational(60, 1), Format.R8G8B8A8_UNorm),
IsWindowed = true,
OutputHandle = Handle,
SampleDescription = new SampleDescription(1, 0),
SwapEffect = SwapEffect.Discard,
Usage = Usage.RenderTargetOutput
};
Device.CreateWithSwapChain(null, DriverType.Hardware, DeviceCreationFlags.Debug, desc, out device, out swapChain);
//Stops Alt+enter from causing fullscreen skrewiness.
Factory factory = swapChain.GetParent<Factory>();
factory.SetWindowAssociation(Handle, WindowAssociationFlags.IgnoreAll);
Texture2D backBuffer = Texture2D.FromSwapChain<Texture2D>(swapChain, 0);
renderView = new RenderTargetView(device, backBuffer);
device.OutputMerger.SetTargets(renderView);
device.Rasterizer.SetViewports(new Viewport(0, 0, ClientSize.Width, ClientSize.Height, 0.0f, 1.0f));
effect = Effect.FromFile(device, "IcicleGraph.fx", "fx_4_0", ShaderFlags.None, EffectFlags.None, null, null);
technique = effect.GetTechniqueByIndex(0);
pass = technique.GetPassByIndex(0);
worldVariable = effect.GetVariableByName("World").AsMatrix();
viewVariable = effect.GetVariableByName("View").AsMatrix();
projectionVariable = effect.GetVariableByName("Projection").AsMatrix();
layout = new InputLayout(device, pass.Description.Signature, new[] {
new InputElement("POSITION", 0, Format.R32G32B32A32_Float, 0, 0),
new InputElement("COLOR", 0, Format.R32G32B32A32_Float, 16, 0)
});
world = Matrix.Identity;
// Initialize the view matrix
eye = new Vector3( 0.0f, 1.0f, -5.0f );
at = new Vector3( 0.0f, 1.0f, 0.0f );
up = new Vector3(0.0f, 1.0f, 0.0f);
view = Matrix.LookAtLH(eye, at, up);
// Initialize the projection matrix
projection = Matrix.PerspectiveFovLH( (float)(Math.PI * 0.5f), ClientSize.Width / ClientSize.Height, 0.1f, 100.0f);
backBuffer.Dispose();
}
public void initData()
{
var stream = new DataStream(8 * 32, true, true);
var index = new DataStream(36 * sizeof(int), true, true);
stream.WriteRange(new[]
{
new Vector4( -1.0f, 1.0f, -1.0f , 1.0f ), new Vector4( 255.0f, 0.0f, 0.0f , 1.0f),
new Vector4( 1.0f, 1.0f, -1.0f , 1.0f ), new Vector4( 255.0f, 0.0f, 0.0f , 1.0f),
new Vector4( 1.0f, 1.0f, 1.0f , 1.0f ), new Vector4( 255.0f, 0.0f, 0.0f , 1.0f),
new Vector4( -1.0f, 1.0f, 1.0f , 1.0f ), new Vector4( 255.0f, 0.0f, 0.0f , 1.0f),
new Vector4( -1.0f, -1.0f, -1.0f , 1.0f ),new Vector4( 255.0f, 0.0f, 0.0f , 1.0f),
new Vector4( 1.0f, -1.0f, -1.0f , 1.0f ), new Vector4( 255.0f, 0.0f, 0.0f , 1.0f),
new Vector4( 1.0f, -1.0f, 1.0f , 1.0f ), new Vector4( 255.0f, 0.0f, 0.0f , 1.0f),
new Vector4( -1.0f, -1.0f, 1.0f , 1.0f ), new Vector4( 255.0f, 0.0f, 0.0f , 1.0f)
});
index.WriteRange(new[]
{
3,1,0,
2,1,3,
0,5,4,
1,5,0,
3,4,7,
0,4,3,
1,6,5,
2,6,1,
2,7,6,
3,7,2,
6,4,5,
7,4,6
});
stream.Position = 0;
index.Position = 0;
vertexBuffer = new SlimDX.Direct3D10.Buffer(device, stream, new BufferDescription()
{
BindFlags = BindFlags.VertexBuffer,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None,
SizeInBytes = 8 * 32,
Usage = ResourceUsage.Default
});
indexBuffer = new SlimDX.Direct3D10.Buffer(device, index, new BufferDescription()
{
BindFlags = BindFlags.IndexBuffer,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None,
SizeInBytes = 36 * sizeof(int) ,
Usage = ResourceUsage.Default
});
index.Dispose();
stream.Dispose();
}
public void run()
{
MessagePump.Run(this, () =>
{
device.ClearRenderTargetView(renderView, Color.LightGray);
worldVariable.SetMatrix(world);
viewVariable.SetMatrix(view);
projectionVariable.SetMatrix(projection);
device.InputAssembler.SetInputLayout(layout);
device.InputAssembler.SetIndexBuffer(indexBuffer, Format.R32_UInt, 0);
device.InputAssembler.SetPrimitiveTopology(PrimitiveTopology.TriangleList);
device.InputAssembler.SetVertexBuffers(0, new VertexBufferBinding(vertexBuffer, 32, 0));
for (int i = 0; i < technique.Description.PassCount; ++i)
{
pass.Apply();
device.Draw(3, 0);
}
swapChain.Present(0, PresentFlags.None);
});
}
public void clear()
{
indexBuffer.Dispose();
vertexBuffer.Dispose();
layout.Dispose();
effect.Dispose();
renderView.Dispose();
device.Dispose();
swapChain.Dispose();
}
protected override void OnResize(EventArgs e)
{
}
private void InitializeComponent()
{
this.SuspendLayout();
//
// MainWindow
//
this.ClientSize = new System.Drawing.Size(600, 600);
this.Name = "MainWindow";
this.ResumeLayout(false);
}
}
} |
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