/// <summary>
/// Renders the sample.
/// </summary>
private void Render(bool isScreenshot)
{
if (deviceLost)
{
if (Context.Device.TestCooperativeLevel() == SlimDX.Direct3D9.ResultCode.DeviceNotReset)
{
Context.Device.Reset(Context.PresentParameters);
deviceLost = false;
userInterfaceRenderer = new UserInterfaceRenderer9(Context.Device, WindowWidth, WindowHeight);
OnResourceLoad();
}
else
{
Thread.Sleep(100);
return;
}
}
frameAccumulator += FrameDelta;
++frameCount;
if (frameAccumulator >= 1.0f)
{
framesPerSecond.Value = frameCount / frameAccumulator;
frameAccumulator = 0.0f;
frameCount = 0;
}
SlimDX.Direct3D9.Surface renderTarget = null;
try
{
if (isScreenshot)
{
renderTarget = Context.Device.GetRenderTarget(0);
if (!Context.Direct3D.CheckDepthStencilMatch(0, DeviceType.Hardware, SlimDX.Direct3D9.Format.X8R8G8B8, SlimDX.Direct3D9.Format.A8R8G8B8, SlimDX.Direct3D9.Format.D24X8))
{
throw new InvalidOperationException("DepthStencil mismatch");
}
screenshotSurface = SlimDX.Direct3D9.Surface.CreateRenderTarget(Context.Device, WindowWidth, WindowHeight, SlimDX.Direct3D9.Format.A8R8G8B8, Context.MultisampleType, Context.MultisampleQuality, false);
Context.Device.SetRenderTarget(0, screenshotSurface);
}
OnRenderBegin(isScreenshot);
OnRender();
if (userInterfaceRenderer != null && isScreenshot == false)
{
userInterfaceRenderer.Render(userInterface);
}
OnRenderEnd(isScreenshot);
if (isScreenshot)
{
string myPicturesPath = System.Environment.GetFolderPath(System.Environment.SpecialFolder.MyPictures);
string fileName = string.Format("ss{0}.png", System.DateTime.Now.ToFileTime());
string filePath = System.IO.Path.Combine(myPicturesPath, fileName);
SlimDX.Direct3D9.Surface.ToFile(screenshotSurface, filePath, ImageFileFormat.Png);
screenshotSurface.Dispose();
screenshotSurface = null;
Context.Device.SetRenderTarget(0, renderTarget);
}
}
catch (SlimDX.Direct3D9.Direct3D9Exception e)
{
if (screenshotSurface != null)
{
screenshotSurface.Dispose();
}
if (e.ResultCode == SlimDX.Direct3D9.ResultCode.DeviceLost)
{
OnResourceUnload();
userInterfaceRenderer.Dispose();
deviceLost = true;
}
else
{
throw;
}
}
finally
{
if (renderTarget != null)
{
renderTarget.Dispose();
}
}
}
public override void Dispose()
{
mRenderTarget.Dispose();
}