1 files changed, 154 insertions, 0 deletions
diff --git a/Runtime/GfxDevice/GfxDeviceStats.h b/Runtime/GfxDevice/GfxDeviceStats.h
new file mode 100644
index 0000000..688993c
--- /dev/null
+++ b/Runtime/GfxDevice/GfxDeviceStats.h
@@ -0,0 +1,154 @@
+#pragma once
+
+#include "GfxDeviceTypes.h"
+#include "Runtime/Profiler/TimeHelper.h"
+
+#if UNITY_IPHONE || UNITY_ANDROID || UNITY_WII
+#define CHECK_STATS_ENABLED
+#else
+#define CHECK_STATS_ENABLED if( !m_StatsEnabled ) return;
+#endif
+
+class GfxDeviceStats {
+public:
+	struct StateStats {
+		void Reset();
+		
+		int renderTexture;
+		int vboUploads;
+		int vboUploadBytes;
+		int ibUploads;
+		int ibUploadBytes;
+	};
+	struct ClientStats {
+		// Main thread stats
+		void Reset();
+
+		int shadowCasters;
+
+		ABSOLUTE_TIME cullingDt;
+		ABSOLUTE_TIME clearDt;
+	};
+	struct DrawStats {
+		// Render thread stats
+		void Reset();
+		
+		int calls;
+		int tris, trisSent;
+		int verts;
+		int batches;
+		int batchedCalls;
+		int batchedTris;
+		int batchedVerts;
+
+		ABSOLUTE_TIME dt;
+		ABSOLUTE_TIME batchDt;
+
+		int usedTextureCount;
+		int usedTextureBytes;
+
+		#if ENABLE_PROFILER
+		typedef std::set<TextureID, std::less<TextureID>, STL_ALLOCATOR(kMemProfiler, TextureID) > TextureIDSet;
+		TextureIDSet usedTextures;  
+		#endif
+	};
+	struct MemoryStats {
+		int screenWidth, screenHeight;
+		int screenFrontBPP, screenBackBPP, screenDepthBPP;
+		int	screenFSAA; // actual level of anti-aliasing used
+		int screenBytes; // memory for backbuffer + frontbuffer
+		SInt64 renderTextureBytes;
+	};
+	
+	GfxDeviceStats();
+	
+	void AddRenderTextureChange() { CHECK_STATS_ENABLED ++m_Changes.renderTexture; }
+	void AddUploadVBO(int vertexData) { CHECK_STATS_ENABLED ++m_Changes.vboUploads; m_Changes.vboUploadBytes += vertexData;  }
+	void AddUploadIB(int indexData) { CHECK_STATS_ENABLED ++m_Changes.ibUploads; m_Changes.ibUploadBytes += indexData; }
+	#if ENABLE_PROFILER
+	void AddUsedTexture(TextureID tex);
+	#else
+	void AddUsedTexture(TextureID tex) {}
+	#endif
+	
+	void AddDrawCall( int tris, int verts, ABSOLUTE_TIME dt, int trisSent = -1) { CHECK_STATS_ENABLED
+		++m_Draw.calls; m_Draw.tris += tris; m_Draw.verts += verts; m_Draw.dt = COMBINED_TIME(m_Draw.dt, dt);
+		m_Draw.trisSent += ((trisSent > 0)? trisSent: tris);
+	}
+	void AddDrawCall( int tris, int verts, int trisSent = -1) { CHECK_STATS_ENABLED
+		ABSOLUTE_TIME dt;
+		ABSOLUTE_TIME_INIT(dt);
+		AddDrawCall(tris, verts, dt, trisSent);
+	}
+	void AddBatch(int trisSent, int batchedVerts, int batchedCalls, ABSOLUTE_TIME batchDt) { CHECK_STATS_ENABLED
+		m_Draw.batches++;
+		m_Draw.batchedCalls += batchedCalls; m_Draw.batchDt = COMBINED_TIME(m_Draw.batchDt, batchDt);
+		m_Draw.batchedTris += trisSent;
+		m_Draw.batchedVerts += batchedVerts;
+	}
+	void AddCulling(ABSOLUTE_TIME cullingDt) { CHECK_STATS_ENABLED
+		m_Client.cullingDt = COMBINED_TIME(m_Client.cullingDt, cullingDt);
+	}
+	void AddClear(ABSOLUTE_TIME clearDt) { CHECK_STATS_ENABLED
+		m_Client.clearDt = COMBINED_TIME(m_Client.clearDt, clearDt);
+	}
+	void AddShadowCaster() { CHECK_STATS_ENABLED
+		m_Client.shadowCasters++;
+	}
+	void AddShadowCasters(int count) { CHECK_STATS_ENABLED
+		m_Client.shadowCasters+=count;
+	}
+
+	
+	virtual void SetScreenParams( int width, int height, int backbufferBPP, int frontbufferBPP, int depthBPP, int fsaa );
+
+	void ChangeRenderTextureBytes (int deltaBytes)
+	{
+		SInt64 deltaBytes64 = static_cast<SInt64>(deltaBytes);
+		m_Memory.renderTextureBytes += deltaBytes64;
+		Assert (m_Memory.renderTextureBytes >= 0);
+	}
+	
+	const StateStats& GetStateChanges() const { return m_Changes; }
+	const DrawStats& GetDrawStats() const { return m_Draw; }
+	const ClientStats& GetClientStats() const { return m_Client; }
+	const MemoryStats& GetMemoryStats() const { return m_Memory; }
+	
+	float GetClientFrameTime() const { return m_ClientFrameTime; }
+	float GetRenderFrameTime() const { return m_RenderFrameTime; }
+	void AddToClientFrameTime (float dt) { m_ClientFrameTime += dt; }
+
+	// Calculates texture memory usage, and clears the set (to avoid copying the set in multithreaded rendering)
+	virtual void AccumulateUsedTextureUsage();
+		
+#if UNITY_IPHONE || UNITY_ANDROID
+	ABSOLUTE_TIME GetHighResolutionAbsTime ();
+#endif
+
+private:
+	friend class GfxDevice;
+	friend class GfxDeviceClient;
+	friend class GfxDeviceWorker;
+
+	// Changing stats from the application should always be done through the device
+	void ResetFrame();
+	void ResetClientStats();
+	void BeginFrameStats();
+	void EndClientFrameStats();
+	void EndRenderFrameStats();
+
+	// Saves/restores everything except the memory stats (those have to be properly tracked
+	// all the time).
+	void CopyAllDrawStats( const GfxDeviceStats& s );
+	void CopyClientStats( const GfxDeviceStats& s );
+
+private:
+	StateStats	m_Changes;
+	DrawStats	m_Draw;
+	ClientStats	m_Client;
+	MemoryStats m_Memory;
+	double		m_EnableStartTime;
+	float		m_ClientFrameTime;
+	float		m_RenderFrameTime;
+	bool		m_StatsEnabled;
+};