PIX on Windows

PIX and ID3D12ManualWriteTrackingResource 

March 30, 2023 Mar 30, 2023 03/30/23

Austin Kinross

Summary If you’re using GPU_UPLOAD heaps and you are experiencing capture-time performance issues when you launch your application via PIX (e.g. your game’s framerate drops) then read on to learn how ID3D12ManualWriteTrackingResource might help you.   Background When taking a GPU Capture, PIX (and other graphics debugging tools...

Programmatic Timing Captures now available

March 20, 2023 Mar 20, 2023 03/20/23

Steven Pratschner

As described in Programmatic Captures, the PIXBeginCapture and PIXEndCapture can now be used to start and stop Timing Captures from code running in your title.  Programmatic Timing Captures are available starting with the 2303.02 release of PIX on Windows and version 1.0.230302001 of the WinPIXEventRuntime. Timing captures use several ETW ...

Memory profiling support for allocations made from a title’s custom allocator

March 13, 2023 Mar 13, 2023 03/13/23

Steven Pratschner

Starting with the 2303.02 release of PIX on Windows, PIX timing captures can track memory allocations and frees made by your custom memory allocators. By calling the new APIs, PIXRecordMemoryAllocationEvent and PIXRecordMemoryFreeEvent, you provide PIX with the data it needs to display information about all memory allocations and frees made...