Merge pull request #16 from g0415shenw/main

优化了录像的时候，可以设置帧率

Author: g0415shenw

Source/InVideo/Private/InRecordGameViewportClient.cpp

@@ -8,31 +8,30 @@
 void UInRecordGameViewportClient::StartRecord(const int Fps)
 {
 	m_CanRecord = true;
+	m_FpsInterval = 1000.0 / Fps;
+	m_LastTime = FDateTime::Now().GetTimeOfDay().GetTotalMilliseconds();
 }
 
 void UInRecordGameViewportClient::StopRecord()
 {
 	m_CanRecord = false;
 }
-void UInRecordGameViewportClient::Tick(float DeltaTime)
+
+void UInRecordGameViewportClient::Draw(FViewport* InViewport, FCanvas* SceneCanvas)
 {
-	Super::Tick(DeltaTime);
+	Super::Draw(InViewport, SceneCanvas);
+
 	if (false == m_CanRecord)
 	{
 		return;
 	}
-	m_TickRecord = true;
-}
-
-void UInRecordGameViewportClient::Draw(FViewport* InViewport, FCanvas* SceneCanvas)
-{
-	Super::Draw(InViewport, SceneCanvas);
 
-	if (false == m_TickRecord)
+	auto nowTime = FDateTime::Now().GetTimeOfDay().GetTotalMilliseconds();
+	if ((nowTime - m_LastTime) < m_FpsInterval)
 	{
 		return;
 	}
-	m_TickRecord = false;
+	m_LastTime = nowTime;
 
 	auto SceneViewport = GetGameViewport();
 

Source/InVideo/Public/InRecordGameViewportClient.h

@@ -21,8 +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;
+	double  m_FpsInterval = 10.0;
+	double m_LastTime;
 };