GameViewportClient::Draw的调用事件和帧率不同步，改用tick来控制录像帧率

Author: g0415shenw

Source/InVideo/Private/InRecordGameViewportClient.cpp

@@ -14,16 +14,25 @@ void UInRecordGameViewportClient::StopRecord()
 {
 	m_CanRecord = false;
 }
-
+void UInRecordGameViewportClient::Tick(float DeltaTime)
+{
+	Super::Tick(DeltaTime);
+	if (false == m_CanRecord)
+	{
+		return;
+	}
+	m_TickRecord = true;
+}
 
 void UInRecordGameViewportClient::Draw(FViewport* InViewport, FCanvas* SceneCanvas)
 {
 	Super::Draw(InViewport, SceneCanvas);
 
-	if (false == m_CanRecord)
+	if (false == m_TickRecord)
 	{
 		return;
 	}
+	m_TickRecord = false;
 
 	auto SceneViewport = GetGameViewport();
 

Source/InVideo/Public/InRecordGameViewportClient.h

@@ -21,6 +21,8 @@ class INVIDEO_API UInRecordGameViewportClient : public UGameViewportClient
 	FFrameDelegate OnFrameData;
 
 	virtual void Draw(FViewport* InViewport, FCanvas* SceneCanvas) override;
+	virtual void Tick(float DeltaTime) override;
 private:
 	bool m_CanRecord = false;
+	bool m_TickRecord = false;
 };