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Recent Posts
- Gradient-descent optimized recursive filters for deconvolution / deblurring September 5, 2022
- Progressive image stippling and greedy blue noise importance sampling August 31, 2022
- Removing blur from images – deconvolution and using optimized simple filters May 26, 2022
- Transforming “noise” and random variables through non-linearities March 16, 2022
- Fast, GPU friendly, antialiasing downsampling filter March 7, 2022
Categories
Tag Archives: programming
Runtime editor-console connection in The Witcher 2
During Digital Dragons and tons of inspiring talks and discussions I’ve been asked by one Polish game developer (he and his team are doing quite cool early-access Steam economy/strategy game about space exploration programmes that you can check out here) to … Continue reading
Posted in Code / Graphics
Tagged debugging, editor, pipeline, programming, the witcher 2: assassins of kings, tools, witcher 2
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Digital Dragons 2014 slides
This Friday I gave a talk on Digital Dragons 2014. It was a presentation with tons of new, unpublished content and details about our: Global Illumination solution – full description of baking process, storing data in 2D textures and runtime application Temporal … Continue reading
Posted in Code / Graphics
Tagged assassin's creed, graphics, graphics programming, PlayStation 4, postprocessing, programming, Xbox One
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C#/.NET graphics framework
In my previous post about bokeh I promised that I will write a bit more about my simple C# graphics framework I use at home for prototyping various DX11 graphics effects. You can download its early version with demonstration of bokeh … Continue reading
Posted in Code / Graphics
Tagged .NET, C#, framework, graphics, graphics programming, programming, shaders
13 Comments
Bokeh depth of field – going insane! part 1
Recently I was working on console version depth of field suitable for gameplay – so simple, high quality effect, running with a decent performance on all target platforms and not eating big percent of budget. There are tons of publications about … Continue reading
GCN – two ways of latency hiding and wave occupancy
I wanted to do another follow-up post to my GDC presentation, you can grab its slides here. I talked for quite long about shader occupancy concept, which is extremely important and allows to do some memory latency hiding. The question … Continue reading
Posted in Code / Graphics
Tagged assembler, GCN, GDC, GDC 2014, graphics, graphics programming, PlayStation 4, programming, Sony, Xbox One
11 Comments
Temporal supersampling and antialiasing
Aliasing problem Before I address temporal supersampling, just a quick reminder on what aliasing is. Aliasing is a problem that is very well defined in signal theory. According to the general sampling theorem we need to have our signal spectrum … Continue reading
Compare it!
Cpt. Obvious I have some mixed feelings about the blog post I’m about to write. On the one hand, it is something obvious and rudimentary in graphics workflows, lots of graphics blogs use such techniques, but on the other hand, … Continue reading
The future of screenspace reflections
Introduction The technique was first mentioned by Crytek among some of their improvements (like screenspace raytraced shadows) in their DirectX 11 game update for Crysis 2 [1] and then was mentioned in couple of their presentations, articles and talks. In … Continue reading
Posted in Code / Graphics
Tagged algorithms, assassin's creed, graphics, postprocessing, programming, raymarching, raytracing
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