PIX on Windows

Analyzing stalls and context switches in Timing Captures

August 26, 2020 Aug 26, 2020 08/26/20

Steven Pratschner

A context switch occurs when a CPU core switches from executing code on one thread, to executing code on a different thread, or going to idle. When the OS switches the thread that is running on a CPU, it must save and restore state, both for the thread that is being switched out, and for the thread that is being switched in. This state, or ...

PIX 2007.29 – Dark Theme, bug fixes

July 30, 2020 Jul 30, 2020 07/30/20

Morgan Grobin

Today we released PIX version 2007.29 which can be downloaded here. This release introduces Dark Theme, a change to timing capture file formats, and includes several bug fixes.   Dark Theme PIX now has a Dark Theme! You can enable Dark Theme in the Theme tab in the Settings menu. We hope this often requested feature will keep eyes ...

PIX 2006.26 – Fence Signal/Wait Arrows in GPU Captures

July 6, 2020 Jul 6, 2020 07/6/20

Morgan Grobin

Today we released PIX 2006.26 which can be downloaded here. This release contains support for fence signal-wait arrows in GPU captures, document tab behavior improvements, buffer viewer enhancements, and many bugfixes.   Fence Signal-Wait arrows for GPU captures GPU captures now track and visualize fence signals and waits to help you...

PIX 2004.27 – Improved struct support in the Buffer Viewer, CPU Memory and File IO Data in Timing Captures

May 4, 2020 May 4, 2020 05/4/20

Morgan Grobin

Today we released PIX 2004.27 which can be downloaded here. This release contains improved support for structs in the Buffer Viewer, and support for CPU memory allocation data and file I/O data in Timing Captures. This version also includes an updated plugin for AMD GPUs, and supports a new pixtool flag to help automate grabbing an unknown ...

PIX 2003.26 – DirectX 12 Ultimate and DXIL debugging

March 26, 2020 Mar 26, 2020 03/26/20

Damyan Pepper

Today we released PIX 2003.26 which can be downloaded here. This release contains support for DirectX 12 Ultimate, source-level debugging of DXIL shaders, a new GPU capture timeline, CPU/GPU event correlation in new timing captures and many more bug fixes and performance improvements. DirectX 12 Ultimate Support PIX on Windows now has ...

WinPixEventRuntime 2001.27

January 27, 2020 Jan 27, 2020 01/27/20

Cooper Partin

Today we released WinPixEventRuntime 2001.27 on Nuget.  This release contains the following bug fixes and updates...

PIX 1911.27 – New Buffer Formatter and Capture from Launch

December 2, 2019 Dec 2, 2019 12/2/19

Damyan Pepper

Today we released PIX 1911.27 which can be downloaded here.  This release contains an updated buffer formatter, the ability to start capturing of a process from initial launch, support for Windows 10 Insider Preview Builds (20H1) and many bug fixes. Buffer Formatter This release of PIX includes several enhancements to the Buffer Formatter...

PIX 1909.23 – New timing capture features, performance improvements and bug fixes

September 23, 2019 Sep 23, 2019 09/23/19

Damyan Pepper

Today we released PIX 1909.23* which can be downloaded here. This release contains new timing capture features, support for programmatic captures in pixtool, performance improvements and many bug fixes. * 1909.23 is the new name for 1909.13.  Sorry for any confusion. New Timing Captures This release of PIX includes several enhancements...

PIX 1908.16 – Shader debugging fixes

August 22, 2019 Aug 22, 2019 08/22/19

Damyan Pepper

Today we released PIX 1908.16 which can be downloaded here. This is a servicing release that fixes a couple of issues that causes PIX to crash when inspecting or debugging shaders, otherwise it is identical to PIX 1908.02...

PIX CPU Tools: Introduction to New Timing Captures Videos

August 21, 2019 Aug 21, 2019 08/21/19

Steven Pratschner

We've recently posted a series of 4 new videos to the PIX for Windows YouTube channel.  These videos provide an overview of the features in New Timing Captures. Check 'em out.  If you have feedback, please use the Feedback button in PIX to contact us. Steven Pratschner PIX CPU Tools Program Manager...