VideoCommon: Merge EFB pokes

Source/Core/VideoCommon/AsyncRequests.cpp

@@ -16,7 +16,34 @@ void AsyncRequests::PullEventsInternal()
 
 	while (!m_queue.empty())
 	{
-		const Event& e = m_queue.front();
+		Event e = m_queue.front();
+
+		// try to merge as many efb pokes as possible
+		// it's a bit hacky, but some games render a complete frame in this way
+		if ((e.type == Event::EFB_POKE_COLOR || e.type == Event::EFB_POKE_Z))
+		{
+			m_merged_efb_pokes.clear();
+			Event first_event = m_queue.front();
+			EFBAccessType t = first_event.type == Event::EFB_POKE_COLOR ? POKE_COLOR : POKE_Z;
+
+			do
+			{
+				e = m_queue.front();
+
+				EfbPokeData d;
+				d.data = e.efb_poke.data;
+				d.x = e.efb_poke.x;
+				d.y = e.efb_poke.y;
+				m_merged_efb_pokes.push_back(d);
+
+				m_queue.pop();
+			} while(!m_queue.empty() && m_queue.front().type == first_event.type);
+
+			lock.unlock();
+			g_renderer->PokeEFB(t, m_merged_efb_pokes);
+			lock.lock();
+			continue;
+		}
 
 		lock.unlock();
 		HandleEvent(e);

Source/Core/VideoCommon/AsyncRequests.h

@@ -11,6 +11,8 @@
 
 #include "Common/CommonTypes.h"
 
+struct EfbPokeData;
+
 class AsyncRequests
 {
 public:
@@ -91,4 +93,6 @@ private:
 	bool m_wake_me_up_again;
 	bool m_enable;
 	bool m_passthrough;
+
+	std::vector<EfbPokeData> m_merged_efb_pokes;
 };

Source/Core/VideoCommon/RenderBase.cpp

@@ -599,3 +599,11 @@ void Renderer::Swap(u32 xfbAddr, u32 fbWidth, u32 fbStride, u32 fbHeight, const
 	Core::Callback_VideoCopiedToXFB(XFBWrited || (g_ActiveConfig.bUseXFB && g_ActiveConfig.bUseRealXFB));
 	XFBWrited = false;
 }
+
+void Renderer::PokeEFB(EFBAccessType type, const std::vector<EfbPokeData>& data)
+{
+	for (EfbPokeData poke : data)
+	{
+		AccessEFB(type, poke.x, poke.y, poke.data);
+	}
+}

Source/Core/VideoCommon/RenderBase.h

@@ -26,6 +26,12 @@
 
 class PostProcessingShaderImplementation;
 
+struct EfbPokeData
+{
+	u16 x,y;
+	u32 data;
+};
+
 // TODO: Move these out of here.
 extern int frameCount;
 extern int OSDChoice;
@@ -104,6 +110,7 @@ public:
 	static void RenderToXFB(u32 xfbAddr, const EFBRectangle& sourceRc, u32 fbWidth, u32 fbHeight, float Gamma = 1.0f);
 
 	virtual u32 AccessEFB(EFBAccessType type, u32 x, u32 y, u32 poke_data) = 0;
+	virtual void PokeEFB(EFBAccessType type, const std::vector<EfbPokeData>& data);
 
 	virtual u16 BBoxRead(int index) = 0;
 	virtual void BBoxWrite(int index, u16 value) = 0;