Show active HW buffers in profiler

irr/include/IVideoDriver.h

@@ -61,8 +61,8 @@ struct SFrameStats {
 	u32 PrimitivesDrawn = 0;
 	//! Number of hardware buffers uploaded (new or updated)
 	u32 HWBuffersUploaded = 0;
-	//! Sum of uploaded hardware buffer size
-	u32 HWBuffersUploadedSize = 0;
+	//! Number of active hardware buffers
+	u32 HWBuffersActive = 0;
 };
 
 //! Interface to driver which is able to perform 2d and 3d graphics functions.

irr/src/CNullDriver.cpp

@@ -1161,6 +1161,8 @@ void CNullDriver::updateAllHardwareBuffers()
 				deleteHardwareBuffer(Link);
 		}
 	}
+
+	FrameStats.HWBuffersActive = HWBufferList.size();
 }
 
 void CNullDriver::deleteHardwareBuffer(SHWBufferLink *HWBuffer)

irr/src/CNullDriver.h

@@ -588,7 +588,7 @@ protected:
 	inline void accountHWBufferUpload(u32 size)
 	{
 		FrameStats.HWBuffersUploaded++;
-		FrameStats.HWBuffersUploadedSize += size;
+		(void)size;
 	}
 
 	inline bool getWriteZBuffer(const SMaterial &material) const