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| using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using SlimDX;
using SlimDX.Direct3D10;
using SlimDX.DXGI;
using SlimDX.Windows;
using SlimDX.D3DCompiler;
using System.Windows.Forms;
using System.Runtime.InteropServices;
namespace PrototypeV4.GUI
{
[StructLayout(LayoutKind.Sequential)]
struct Vertex
{
public Vector4 PositionRhw;
public Vector4 Color;
public Vector2 UV;
}
class MapView : ViewPanel
{
SlimDX.Direct3D10.Device gpuDevice;
private SwapChain swapChain;
private RenderTargetView renderTarget;
private Factory factory;
private Viewport viewport;
private SlimDX.Direct3D10.Resource resource;
private Effect effect;
private EffectTechnique technique;
private EffectPass pass;
private List<Vector4> vertexPositions;
private List<Vector2> textureCoords;
private List<Vector4> vertexColors;
private SlimDX.Direct3D10.Buffer vertices;
private InputLayout layout;
private float mapWidth;
private float mapHeight;
private Modele.M_Map map;
private MapViewContainer parent;
public MapView(MapViewContainer parent)
: base()
{
this.parent = parent;
map = parent.CurrentMap;
mapWidth = map.Width;
mapHeight = map.Height;
this.Dock = System.Windows.Forms.DockStyle.Fill;
gpuDevice = GraphicEngine.GPUDevice.GpuDevice;
initView();
}
public override void run()
{
gpuDevice.ClearRenderTargetView(renderTarget, this.BackColor);
gpuDevice.OutputMerger.SetTargets(renderTarget);
for (int p = 0; p < technique.Description.PassCount; p++)
{
pass.Apply();
gpuDevice.Draw(4, 0);
}
swapChain.Present(0, PresentFlags.None);
}
public void initView()
{
vertexPositions = new List<Vector4>();
textureCoords = new List<Vector2>();
vertexColors = new List<Vector4>();
var description = new SwapChainDescription()
{
BufferCount = 2,
Usage = Usage.RenderTargetOutput,
OutputHandle = Handle,
IsWindowed = true,
ModeDescription = new ModeDescription(0, 0, new Rational(60, 1), Format.R8G8B8A8_UNorm),
SampleDescription = new SampleDescription(1, 0),
Flags = SwapChainFlags.AllowModeSwitch,
SwapEffect = SwapEffect.Discard
};
factory = new Factory();
factory.SetWindowAssociation(Handle, WindowAssociationFlags.IgnoreAltEnter);
swapChain = new SwapChain(factory, gpuDevice, description);
resource = SlimDX.Direct3D10.Resource.FromSwapChain<Texture2D>(swapChain, 0);
renderTarget = new RenderTargetView(gpuDevice, resource);
viewport = new Viewport(0, 0, this.Width, this.Height);
gpuDevice.OutputMerger.SetTargets(renderTarget);
gpuDevice.Rasterizer.SetViewports(viewport);
effect = Effect.FromFile(gpuDevice, "PrototypeV4.fx", "fx_4_0", ShaderFlags.None, EffectFlags.None, null, null);
technique = effect.GetTechniqueByIndex(0);
pass = technique.GetPassByIndex(0);
Texture2D texture = Texture2D.FromFile(gpuDevice, map.Path);
EffectResourceVariable shaderTexture = effect.GetVariableByName("texture2d").AsResource();
ShaderResourceView textureView = new ShaderResourceView(gpuDevice, texture);
shaderTexture.SetResource(textureView);
InputElement[] inputElements = new InputElement[]
{
new InputElement("POSITION", 0, SlimDX.DXGI.Format.R32G32B32A32_Float, 0, 0),
new InputElement("COLOR", 0, SlimDX.DXGI.Format.R32G32B32A32_Float, 16, 0),
new InputElement("TEXCOORD", 0, SlimDX.DXGI.Format.R32G32_Float, 32, 0)
};
layout = new InputLayout(gpuDevice, pass.Description.Signature, inputElements);
float ratio = 1 / (mapHeight / mapWidth);
vertexPositions.Add(new Vector4(-1.0f * ratio, -1.0f, 0.5f, 1.0f));
vertexPositions.Add(new Vector4(-1.0f * ratio, 1.0f, 0.5f, 1.0f));
vertexPositions.Add(new Vector4(1.0f * ratio, -1.0f, 0.5f, 1.0f));
vertexPositions.Add(new Vector4(1.0f * ratio, 1.0f, 0.5f, 1.0f));
textureCoords.Add(new Vector2(0.0f, 1.0f));
textureCoords.Add(new Vector2(0.0f, 0.0f));
textureCoords.Add(new Vector2(1.0f, 1.0f));
textureCoords.Add(new Vector2(1.0f, 0.0f));
vertexColors.Add(new Vector4(1.0f, 0.0f, 0.0f, 1.0f));
vertexColors.Add(new Vector4(0.0f, 1.0f, 0.0f, 1.0f));
vertexColors.Add(new Vector4(0.0f, 0.0f, 1.0f, 1.0f));
vertexColors.Add(new Vector4(1.0f, 0.0f, 1.0f, 1.0f));
DataStream stream = new DataStream(vertexPositions.Count * Marshal.SizeOf(typeof(Vertex)), true, true);
for (int i = 0; i < vertexPositions.Count; i++)
{
stream.Write(vertexPositions[i]);
stream.Write(vertexColors[i]);
stream.Write(textureCoords[i]);
}
stream.Position = 0;
BufferDescription bufferDescription = new BufferDescription();
bufferDescription.BindFlags = BindFlags.VertexBuffer;
bufferDescription.CpuAccessFlags = CpuAccessFlags.None;
bufferDescription.OptionFlags = ResourceOptionFlags.None;
bufferDescription.SizeInBytes = vertexPositions.Count * Marshal.SizeOf(typeof(Vertex));
bufferDescription.Usage = ResourceUsage.Default;
vertices = new SlimDX.Direct3D10.Buffer(gpuDevice, stream, bufferDescription);
stream.Close();
// create the vertex layout and buffer
// configure the Input Assembler portion of the pipeline with the vertex data
gpuDevice.InputAssembler.SetInputLayout(layout);
gpuDevice.InputAssembler.SetPrimitiveTopology(PrimitiveTopology.TriangleStrip);
gpuDevice.InputAssembler.SetVertexBuffers(0, new VertexBufferBinding(vertices, Marshal.SizeOf(typeof(Vertex)), 0));
}
}
} |
