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- 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
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Tag Archives: witcher 2
Separable disk-like depth of field
This is a short note accompanying shadertoy: https://www.shadertoy.com/view/lsBBWy . It is direct implementation of “Circularly symmetric convolution and lens blur” by Olli Niemitalo (no innovation on my side, just a toy implementation) and got inspired by Kleber Garcia’s Siggraph 2017 presentation “Circular … Continue reading
Posted in Code / Graphics
Tagged bokeh, depth of field, dof, far cry 4, Gaussian, maths, photography, poisson, postprocessing, separable, witcher 2
2 Comments
White balance and physically based rendering pipelines. Part 2 – practical problems.
White balance and lighting conditions After this long introduction (be sure to check part one if you haven’t!), we can finally go to the problem that started whole idea for this post (as in my opinion it is unsolved problem – … Continue reading
Posted in Code / Graphics, Travel / Photography
Tagged assassin's creed, color management, graphics, graphics programming, IBL, ideas, image based lighting, panoramas, PBR, photogrammetry, photography, physically-based shading, srgb, the witcher 2: assassins of kings, white balance, witcher 2
7 Comments
Hair rendering trick(s)
I didn’t really plan to write this post as I’m quite busy preparing for Siggraph and enjoying awesome Montreal summer, but after 3 similar discussion with friends developers I realized that the simple hair rendering trick I used during the … Continue reading
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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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
Bart Wronski 
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