/// <summary>
/// Our present hook that will grab a copy of the backbuffer when requested. Note: this supports multi-sampling (anti-aliasing)
/// </summary>
/// <param name="swapChainPtr"></param>
/// <param name="syncInterval"></param>
/// <param name="flags"></param>
/// <returns>The HRESULT of the original method</returns>
private int PresentHook(IntPtr swapChainPtr, int syncInterval, PresentFlags flags)
{
Frame();
var swapChain = (SwapChain)swapChainPtr;
{
try
{
#region Screenshot Request
if (Request != null)
{
try
{
DebugMessage("PresentHook: Request Start");
var startTime = DateTime.Now;
using (var texture = Resource.FromSwapChain <Texture2D>(swapChain, 0))
{
#region Determine region to capture
var regionToCapture = new Rectangle(0, 0, texture.Description.Width, texture.Description.Height);
if (Request.RegionToCapture.Width > 0)
{
regionToCapture = Request.RegionToCapture;
}
#endregion
var theTexture = texture;
// If texture is multisampled, then we can use ResolveSubresource to copy it into a non-multisampled texture
Texture2D textureResolved = null;
if (texture.Description.SampleDescription.Count > 1)
{
DebugMessage("PresentHook: resolving multi-sampled texture");
// texture is multi-sampled, lets resolve it down to single sample
textureResolved = new Texture2D(texture.Device, new Texture2DDescription
{
CpuAccessFlags = CpuAccessFlags.None,
Format = texture.Description.Format,
Height = texture.Description.Height,
Usage = ResourceUsage.Default,
Width = texture.Description.Width,
ArraySize = 1,
SampleDescription = new SampleDescription(1, 0), // Ensure single sample
BindFlags = BindFlags.None,
MipLevels = 1,
OptionFlags = texture.Description.OptionFlags
});
// Resolve into textureResolved
texture.Device.ResolveSubresource(texture, 0, textureResolved, 0, texture.Description.Format);
// Make "theTexture" be the resolved texture
theTexture = textureResolved;
}
// Create destination texture
var textureDest = new Texture2D(texture.Device, new Texture2DDescription
{
CpuAccessFlags = CpuAccessFlags.None, // CpuAccessFlags.Write | CpuAccessFlags.Read,
Format = Format.R8G8B8A8_UNorm, // Supports BMP/PNG
Height = regionToCapture.Height,
Usage = ResourceUsage.Default, // ResourceUsage.Staging,
Width = regionToCapture.Width,
ArraySize = 1, //texture.Description.ArraySize,
SampleDescription = new SampleDescription(1, 0), // texture.Description.SampleDescription,
BindFlags = BindFlags.None,
MipLevels = 1, //texture.Description.MipLevels,
OptionFlags = texture.Description.OptionFlags
});
// Copy the subresource region, we are dealing with a flat 2D texture with no MipMapping, so 0 is the subresource index
theTexture.Device.CopySubresourceRegion(theTexture, 0, new ResourceRegion
{
Top = regionToCapture.Top,
Bottom = regionToCapture.Bottom,
Left = regionToCapture.Left,
Right = regionToCapture.Right,
Front = 0,
Back = 1 // Must be 1 or only black will be copied
}, textureDest, 0, 0, 0, 0);
// Note: it would be possible to capture multiple frames and process them in a background thread
// Copy to memory and send back to host process on a background thread so that we do not cause any delay in the rendering pipeline
var request = Request.Clone(); // this.Request gets set to null, so copy the Request for use in the thread
ThreadPool.QueueUserWorkItem(delegate
{
//FileStream fs = new FileStream(@"c:\temp\temp.bmp", FileMode.Create);
//Texture2D.ToStream(testSubResourceCopy, ImageFileFormat.Bmp, fs);
var startCopyToSystemMemory = DateTime.Now;
using (var ms = new MemoryStream())
{
Resource.ToStream(textureDest, ImageFileFormat.Bmp, ms);
ms.Position = 0;
DebugMessage("PresentHook: Copy to System Memory time: " + (DateTime.Now - startCopyToSystemMemory));
var startSendResponse = DateTime.Now;
ProcessCapture(ms, request);
DebugMessage("PresentHook: Send response time: " + (DateTime.Now - startSendResponse));
}
// Free the textureDest as we no longer need it.
textureDest.Dispose();
textureDest = null;
DebugMessage("PresentHook: Full Capture time: " + (DateTime.Now - startTime));
});
// Make sure we free up the resolved texture if it was created
textureResolved?.Dispose();
}
DebugMessage("PresentHook: Copy BackBuffer time: " + (DateTime.Now - startTime));
DebugMessage("PresentHook: Request End");
}
finally
{
// Prevent the request from being processed a second time
Request = null;
}
}
#endregion
#region Example: Draw overlay (after screenshot so we don't capture overlay as well)
if (Config.ShowOverlay)
{
using var texture = Resource.FromSwapChain <Texture2D>(swapChain, 0);
if (Fps.GetFps() >= 1)
{
var fd = new FontDescription
{
Height = 16,
FaceName = "Arial",
Italic = false,
Width = 0,
MipLevels = 1,
CharacterSet = FontCharacterSet.Default,
OutputPrecision = FontPrecision.Default,
Quality = FontQuality.Antialiased,
PitchAndFamily = FontPitchAndFamily.Default | FontPitchAndFamily.DontCare,
Weight = FontWeight.Bold
};
// TODO: do not create font every frame!
using var font = new Font(texture.Device, fd);
DrawText(font, new Vector2(5, 5), $"{Fps.GetFps():N0} fps", Color.Red);
if (TextDisplay is { Display : true })
{
DrawText(font, new Vector2(5, 25), TextDisplay.Text, new Color4(Color.Red.R, Color.Red.G, Color.Red.B,
Math.Abs(1.0f - TextDisplay.Remaining)));
}
}
}
public void RunAllTool()
{
HTuple /*start = null, */ end = null;
//帧率统计增加
fps.IncreaseFrameNum();
fpsCount++;
if (fpsCount > 10)
{
fps.UpdateFps();
fpsCount = 0;
}
RunStatus runStatus = new RunStatus(settingIndex, cameraIndex);
runStatus.FpsStr = string.Format("FPS:{0:F1}|帧:{1}|", fps.GetFps(), fps.GetTotalFrameCount());
List <ToolBase> runToolList = ToolsFactory.GetToolList(settingIndex);
Tools.CreateImage.CreateImageTool createImageTool = runToolList[0] as Tools.CreateImage.CreateImageTool;
HWndCtrl hWndCtrl = cameraShowUnit.HWndUnit.HWndCtrl;
try
{
HTuple toolStart = new HTuple(), toolEnd = new HTuple();
StatusManger statusManger = StatusManger.Instance;
statusManger.RuningStatus = RuningStatus.图像检测中;
runningResultFlag = false;
toolErr = null;
//开始运行所有工具
HOperatorSet.CountSeconds(out toolStart);
//外部触发处理
if (isExtTrigger || isGrabber)
{
createImageTool.SettExtTriggerData(ImageData);
isGrabber = false;
}
else
{
createImageTool.SetExtTriggerDataOff();
}
StringBuilder MyStringBuilder = new StringBuilder();
//string yy = MyStringBuilder.ToString();
string datSend = "";
foreach (var item in runToolList)
{
if (item is IToolRun)
{
try
{
item.Run();
string result = item.IsOk ? "OK" : "NG";
Util.Notify(string.Format("{0}_{1} T={2:f2}ms,结果: {3}", item.Name, result, item.ExecutionTime, item.Result));
MyStringBuilder.Append(string.Format("{0}_{1}_T={2:f2}ms\r\n", item.Name, result, item.ExecutionTime));
if (item.IsOutputResults)
{
string dat = item.GetSendResult();
if (dat != string.Empty)
{
datSend += dat;
datSend += toolDelimiter;
}
}
runStatus.RunStatusList.Add(item.IsOk);
}
catch (Exception ex)
{
//Util.WriteLog(this.GetType(), ex);
Util.Notify(Level.Err, string.Format("工具{0}运行出现异常{1}", item.Name, ex.Message));
runStatus.RunStatusList.Add(false);
}
}
else
{
runStatus.RunStatusList.Add(true);
}
}
runStatus.ResultMessage = MyStringBuilder.ToString();
//时间统计
HOperatorSet.CountSeconds(out toolEnd);
double toolTime = (toolEnd - toolStart) * 1000.0; //toolStart) * 1000.0;
Util.Notify(string.Format("工具组{0}图像处理用时{1:f2}ms", settingIndex, toolTime));
#region 3 查找是否存在运行错误的工具
toolErr = runToolList.Find(x => x.IsOk == false && x is IToolRun);
if (toolErr == null && ToolsFactory.ToolsDic.Count > 0)
{
runningResultFlag = true;
ok++;
}
else
{
runningResultFlag = false;
ng++;
Util.Notify(string.Format("工具{0}图像处理检测到异常", toolErr.Name));
}
if (runningResultFlag == true)
{
datSend = Util.TrimEndString(datSend, toolDelimiter);
datSend = Util.TrimStartString(datSend, toolDelimiter);
}
else
{
datSend = ("Image" + Environment.NewLine + "Done" + Environment.NewLine);
}
if (isOffLineMode == false) //这个变量与AutoUnit中的isTestMode不是同一个，这里是指AutoUnit的测试模式与离线模式。
{
//SerialHelper.Instance.WriteCommdToSerial(datSend);
//非相机输出模式下就直接输出文本信息
if (!CommHandle.Instance.CommunicationParam.IsCamIOOutput &&
datSend != string.Empty)
{
Util.Notify(string.Format("发送结果: {0}", datSend));
autoUnit.RunCommWriteDataThread.WriteData(datSend);
}
else
{
if (StatusManger.Instance.IsInterlocking && CameraManger.CameraDic.ContainsKey(settingIndex) && runningResultFlag == false)
{
CameraManger.CameraDic[settingIndex].Output(); //结果NG时相机外部输出信号导通。
}
}
}
else
{
if (runningResultFlag == false)
{
Util.Notify(string.Format("测试结果:{0}", "NG"));
}
else
{
Util.Notify(string.Format("测试结果:{0}", "OK"));
}
}
#endregion
#region 4 显示所有的图形
//HTuple showStart;
//HOperatorSet.CountSeconds(out showStart);
autoUnit.Invoke(new Action <HWndCtrl, List <ToolBase>, bool>((h, l, f) =>
{
ShowResult(h, l, f);
}), hWndCtrl, runToolList, runningResultFlag);
#endregion
HTuple end1;
HOperatorSet.CountSeconds(out end1);
double time1 = (end1 - toolEnd) * 1000.0;
Util.Notify(string.Format("工具组{0}分析显示用时{1:f2}ms", settingIndex, time1));
}
catch (Exception)
{
//Util.WriteLog(this.GetType(), ex);
Util.Notify(string.Format("图像处理异常"));
}
finally
{
HOperatorSet.CountSeconds(out end);
double runTime = 0;
runTime = (end - startExTime) * 1000.0;
runStatus.OKCount = ok;
runStatus.NgCount = ng;
runStatus.CylceTime = runTime;
RunStatus runStatusTmp = runStatus.DeepClone();
autoUnit.RefreshUI(runStatusTmp);
//指示可以来图像处理
Util.Notify(string.Format("---工具组{0}运行完成,用时{1:f2}ms\r\n", settingIndex, runTime));
imageRunFinishSignalFlow.Set();
//离线模式
if (isOffLineMode &&
createImageTool.OffLineMode == true &&
createImageTool.AllReadFinish == false)
{
Task.Run(async delegate
{
await Task.Delay(1000);
if (isOffLineMode)
{
TrigerRun(this.settingIndex, true); //离线测试模式时，接着触发下次离线测试。
}
});
}
else
{
isOffLineMode = false; //将该对象的离线模式标志复位，不再执行离线。
}
}
}