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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Text;
using System.Windows.Forms;
using System.Drawing;
using Microsoft.DirectX;
using Microsoft.DirectX.Direct3D;

namespace Tutorial2
{
    public partial class Vertices : Form
    {

        public Vertices()
        {
            // Set the initial size of our form
            this.ClientSize = new System.Drawing.Size(400, 300);
            // And its caption
            this.Text = "D3D Tutorial 01: CreateDevice";
        }

        // Global variables for this project
        Device device = null; // Rendering device
        VertexBuffer vb = null;

        public bool InitializeGraphics()
        {
            try
            {
                // Now  setup our D3D stuff
                PresentParameters presentParams = new PresentParameters();
                presentParams.Windowed = true;
                presentParams.SwapEffect = SwapEffect.Discard;
                device = new Device(0, DeviceType.Hardware, this,
                CreateFlags.SoftwareVertexProcessing, presentParams);
                return true;
            }
            catch (DirectXException)
            {
                return false;
            }
        }

        public void OnCreateDevice(object sender, EventArgs e)
        {
            Device dev = (Device)sender;

            // Now create the vertex buffer
            VertexBuffer vertexBuffer = new VertexBuffer(
             typeof(CustomVertex.TransformedColored), 3, dev, 0,
            CustomVertex.TransformedColored.Format, Pool.Default);
            vertexBuffer.Created +=
            new System.EventHandler(this.OnCreateVertexBuffer);
            this.OnCreateVertexBuffer(vb, null);
        }

        public void OnCreateVertexBuffer(object sender, EventArgs e)
        {
            VertexBuffer vb = (VertexBuffer)sender;
            GraphicsStream stm = vb.Lock(0, 0, 0);
            CustomVertex.TransformedColored[] verts = new CustomVertex.TransformedColored[3];

            verts[0].X=150; verts[0].Y=50; verts[0].Z=0.5f; verts[0].Rhw=1;
            verts[0].Color = System.Drawing.Color.Aqua.ToArgb();

            verts[1].X=250; verts[1].Y=250; verts[1].Z=0.5f; verts[1].Rhw=1;
            verts[1].Color = System.Drawing.Color.Brown.ToArgb();

            verts[2].X=50; verts[2].Y=250; verts[2].Z=0.5f; verts[2].Rhw=1;
            verts[2].Color = System.Drawing.Color.LightPink.ToArgb();

            stm.Write(verts);

            vb.Unlock();
        }

        public void Render()
        {
            if (device == null)
            return;
            // Clear the back buffer to a blue color (ARGB = 000000ff)
            device.Clear(ClearFlags.Target, System.Drawing.Color.Blue, 1.0f, 0);
            // Begin the scene
            device.BeginScene();

            // New for Tutorial 2
            device.SetStreamSource(0, vertexBuffer, 0);
            device.VertexFormat = CustomVertex.TransformedColored.Format;
            device.DrawPrimitives(PrimitiveType.TriangleList, 0, 1);

            // End the scene
            device.EndScene();
            device.Present();
        }
    }
}

    public partial class Vertices : Form
    {
        VertexBuffer vertexBuffer = null;

        public Vertices()
        {
            // Set the initial size of our form
            this.ClientSize = new System.Drawing.Size(400, 300);
            // And its caption
            this.Text = "D3D Tutorial 01: CreateDevice";
        }

        // ....

        public void OnCreateDevice(object sender, EventArgs e)
        {
            Device dev = (Device)sender;

            // Now create the vertex buffer
            vertexBuffer = new VertexBuffer(
             typeof(CustomVertex.TransformedColored), 3, dev, 0,
            CustomVertex.TransformedColored.Format, Pool.Default);
            vertexBuffer.Created +=
            new System.EventHandler(this.OnCreateVertexBuffer);
            this.OnCreateVertexBuffer(vb, null);
        }

        // und noch den letzten Rest wieder einfügen...
    }

using Microsoft.DirectX;
using Microsoft.DirectX.Direct3D;

namespace DirectX
{
    public partial class Form1 : Form
    {
        Device device;
        VertexBuffer vertexBuffer;
        GraphicsStream graphicStream;
        PresentParameters presentParameters;
        CustomVertex.TransformedColored[] verts = new CustomVertex.TransformedColored[3];

        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            presentParameters = new PresentParameters();
            presentParameters.Windowed = true;
            presentParameters.SwapEffect = SwapEffect.Discard;
            device = new Device(Manager.Adapters.Default.Adapter, DeviceType.Hardware, this,
                CreateFlags.HardwareVertexProcessing, presentParameters);
        }

        private void Form1_FormClosing(object sender, FormClosingEventArgs e)
        {
            vertexBuffer.Dispose();
            graphicStream.Dispose();
            device.Dispose();
        }

        private void timer1_Tick(object sender, EventArgs e)
        {
            device.Clear(ClearFlags.Target, Color.Blue, 0.0F, 0);
            device.BeginScene();

            for (int i = 0; i < 3; i++)
                verts = new CustomVertex.TransformedColored(20 * i, 20 + 20 * (i % 2), 0.5F, 1, Color.Green.ToArgb());
            vertexBuffer = new VertexBuffer(typeof(CustomVertex.TransformedColored), 3, device, Usage.WriteOnly,
                CustomVertex.TransformedColored.Format, Pool.Default);

            graphicStream = vertexBuffer.Lock(0, 0, 0);
            graphicStream.Write(verts);
            vertexBuffer.Unlock();

            device.SetStreamSource(0, vertexBuffer, 0);
            device.VertexFormat = CustomVertex.TransformedColored.Format;
            device.DrawPrimitives(PrimitiveType.TriangleFan, 0, 1);

            device.EndScene();
            device.Present();
        }
    }
}