private void InitializeNetwork()
{
IsLearningRightNow = false;
wpfGraphics.Clear();
X = new double[10000, 2];
Y = new double[10000, 3];
for (int x = 0; x < 100; x++)
{
for (int y = 0; y < 100; y++)
{
X[x * 100 + y, 0] = (double)(((double)(x - 50)) / 50);
X[x * 100 + y, 1] = (double)(((double)(y - 50)) / 50);
Y[x * 100 + y, 0] = getDouble((GetPixelColor(TestBitmap, x, y).R));
Y[x * 100 + y, 1] = getDouble((GetPixelColor(TestBitmap, x, y).G));
Y[x * 100 + y, 2] = getDouble((GetPixelColor(TestBitmap, x, y).B));
}
}
Layer[] layers = new Layer[2 + HiddenLayers.Count()];
layers[0] = new Layer(LayerType.Input, X, ActivationFunction.RELU);
for (int i = 1; i < HiddenLayers.Count() + 1; i++)
{
layers[i] = HiddenLayers[i - 1];
}
layers[layers.Count() - 1] = new Layer(LayerType.Output, Y, ActivationFunction.Tanh);
nn = new NEngine(layers, Y, LearningRate, 0, BatchSize);
nn.ForwardPropagation();
}
private void btnOK_Click(object sender, EventArgs e)
{
if (!m_OpenFileMode)
{
NResourceLoc loc = GetResourceLocation();
if (NEngine.Instance().FileSystem.IsFileExist(loc.PackageName, loc.FileName))
{
DialogResult rst = MessageBox.Show("当前名称的文件已经存在，是否覆盖？", "警告", MessageBoxButtons.YesNo);
if (rst != DialogResult.Yes)
{
return;
}
else
{
DialogResult = DialogResult.OK;
this.Close();
}
}
else
{
DialogResult = DialogResult.OK;
this.Close();
}
}
else
{
DialogResult = DialogResult.OK;
this.Close();
}
}
private void AddNewPoint(MouseButton mb)
{
IsLearningRightNow = false;
Point p = new Point(PanelX, PanelY);
if (mb == MouseButton.Left)
{
BluePoint.Add(p);
}
else
{
OrangePoint.Add(p);
}
wpfGraphics.Clear();
DrawPoints();
double[,] X = new double[BluePoint.Count() + OrangePoint.Count(), 2];
double[,] Y = new double[BluePoint.Count() + OrangePoint.Count(), 2];
for (int i = 0; i < BluePoint.Count(); i++)
{
X[i, 0] = BluePoint[i].X / 300;
X[i, 1] = BluePoint[i].Y / 300;
Y[i, 0] = 1;
Y[i, 1] = -1;
}
for (int i = BluePoint.Count(); i < BluePoint.Count() + OrangePoint.Count(); i++)
{
X[i, 0] = (OrangePoint[i - BluePoint.Count()].X / 300);
X[i, 1] = (OrangePoint[i - BluePoint.Count()].Y / 300);
Y[i, 0] = -1;
Y[i, 1] = 1;
}
MatrixExtensions.Unsort(ref X, ref Y);
X.SplitMatrix(out X2, out TestX, LearnToTest);
Y.SplitMatrix(out Y2, out TestY, LearnToTest);
Layer[] layers = new Layer[2 + HiddenLayers.Count()];
layers[0] = new Layer(LayerType.Input, X2, ActivationFunction.Tanh);
for (int i = 1; i < HiddenLayers.Count() + 1; i++)
{
layers[i] = HiddenLayers[i - 1];
}
layers[layers.Count() - 1] = new Layer(LayerType.Output, Y2, ActivationFunction.Tanh);
nn = new NEngine(layers, Y2, LearningRate, 0);
nn.ForwardPropagation().Print();
}
/// <summary>
/// 引擎Callback函数
/// </summary>
/// <param name="file">文件对象描述</param>
public override void OnFileEntity(ref NFileEntity file)
{
if (file.type == EFileEntityType.Regular)
{
bool add = true;
if (m_filter != null)
{
add = m_filter.FileEnabled(file);
}
if (add)
{
ListViewItem it = m_listCtrl.Items.Add(file.FileName);
string thumbName =
ThumbnailManager.Instance.LoadThumbnail(file.PackageName, file.FilePath,
m_imgList, m_imgListSmall);
uint fileSize = NEngine.Instance().FileSystem.GetFileSize(file.PackageName, file.FilePath);
DateTime fileTime = NEngine.Instance().FileSystem.GetFileTime(file.PackageName, file.FilePath);
it.ImageKey = thumbName;
it.Tag = file;
//-- sub item [file size]
string strFileSize;
if (fileSize > 1024)
{
strFileSize = string.Format("{0}KB", fileSize / 1024);
}
else
{
strFileSize = fileSize.ToString();
}
it.SubItems.Add(strFileSize);
//-- sub item [resource type]
it.SubItems.Add(GetResourceTypeByFileExt(file.FileExtension));
//-- sub item [file time]
string strFileTime = string.Format("{0} {1}",
fileTime.ToShortDateString(), fileTime.ToShortTimeString());
it.SubItems.Add(strFileTime);
}
}
}
/// <summary>
/// 初始化GUI系统，在InitModules时调用
/// </summary>
private void InitGuiSystem()
{
NRenderResourceManager renderResMgr = NEngine.Instance().RenderResManager;
guiCanvas = renderResMgr.NewUICanvas();
// 创建UI系统
new GUISystem(guiCanvas);
//加载程序集，注册内置窗口类型
Assembly executingAssembly = Assembly.GetExecutingAssembly();
WindowManager.Instance.LoadAssembly(Path.GetDirectoryName(executingAssembly.Location) + System.IO.Path.DirectorySeparatorChar + @"Nexus.GUI.dll");
// 加载当前执行文件中窗口类型
WindowManager.Instance.AttachAssembly(executingAssembly);
WindowManager.Instance.AttachAssembly(Assembly.GetEntryAssembly());
// 创建一个缺省的唯一父窗口
GUISystem.Instance.RootWindow = WindowManager.Instance.CreateWindow("Nexus.GUI.Widgets.GUISheet", GUISystem.DefaultRootWindowName, null);
}
/// <summary>
/// 窗口大小发生变化
/// </summary>
protected virtual void GameViewportControl_SizeChanged(object sender, EventArgs e)
{
NEngineConfig eng = NEngine.Instance().Config;
gameViewport.Width = (uint)Math.Min(eng.ClientWidth, this.ClientSize.Width);
gameViewport.Height = (uint)Math.Min(eng.ClientHeight, this.ClientSize.Height);
gameViewport.X = (uint)(eng.ClientWidth - gameViewport.Width) / 2;
gameViewport.Y = (uint)(eng.ClientHeight - gameViewport.Height) / 2;
gameViewport.Camera.SetPerspective(gameViewport.Camera.FOV,
Math.Min(this.ClientSize.Width, eng.ClientWidth),
Math.Min(this.ClientSize.Height, eng.ClientHeight),
10, 50000);
gameViewport.Update();
Window rootWnd = GUISystem.Instance == null ? null : GUISystem.Instance.RootWindow;
if (rootWnd != null)
{
rootWnd.AbsolutePosition = new Vector2(gameViewport.X, gameViewport.Y);
rootWnd.AbsoluteSize = new Vector2(gameViewport.Width, gameViewport.Height);
}
}
public NGUIWidgetsRender()
{
NRenderResourceManager renderResMgr = NEngine.Instance().RenderResManager;
m_uiCanvas = renderResMgr.NewUICanvas();
}
