S>...
S>public void OnCreateVertexBuffer(object sender, EventArgs e)
S>        {
S>            VertexBuffer vb = (VertexBuffer)sender;
S>            CustomVertex.PositionColored[] verts = (CustomVertex.PositionColored[])vb.Lock(0,0);
S>            verts[0].X=-1.0f; verts[0].Y=-1.0f; verts[0].Z=0.0f; verts[0].Color = System.Drawing.Color.DarkGoldenrod.ToArgb();
S>            verts[1].X=1.0f; verts[1].Y=-1.0f ;verts[1].Z=0.0f; verts[1].Color = System.Drawing.Color.MediumOrchid.ToArgb();
S>            verts[2].X=0.0f; verts[2].Y=1.0f; verts[2].Z = 0.0f; verts[2].Color = System.Drawing.Color.Cornsilk.ToArgb();
S>            vb.Unlock();
S>        }
S>...
S>...
S>device.SetStreamSource(0, vertexBuffer, 0);
S>device.VertexFormat = CustomVertex.PositionColored.Format;
S>device.DrawPrimitives(PrimitiveType.TriangleList, 0, 1);
S>...
S>