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darksylinc/betsy
Texture swizzling optimization for the BC4 shader

The BC4 shader takes in a uniform that acts as a channel selector. With a couple ternaries, it s used to determine which channel the shader should compress. Instead of relying on this uniform, it s possible ...
  • nanley
  • 5
  • Opened 
    on Sep 19, 2022
  • #14

darksylinc/betsy
stb__OMatch tables differ from stb_dxt v1.12

The tables in BC1_tables.inl seem to be generated from stb_dxt v1.10 or earlier. Version 1.11 of the header actually introduced such compile-time defined tables and a generation program. The tables from ...
  • nanley
  • 2
  • Opened 
    on Sep 19, 2022
  • #13

darksylinc/betsy
Unclear date range in the license

I think it s unclear how the present in the copyright date range should be interpreted. Can it be dropped or replaced with 2022? I came across this Q A while looking into this: https://opensource.stackexchange.com/questions/4885/copyright-until-the-present-year-in-bsd-license ...
  • nanley
  • Opened 
    on Sep 7, 2022
  • #10

darksylinc/betsy
p_numRefinements uniform in bc1 encoder is incorrectly set

I believe the uniform is being used with its default value of zero instead of the intended value of two. The mesa driver on my system seems to suggest that the provided value is being ignored. When I ...
  • nanley
  • 4
  • Opened 
    on Aug 27, 2022
  • #9

darksylinc/betsy
Formats BC6H_SF and BC7

Is it difficult to implement compression of BC6H_SF and BC7 formats in order to have all the required formats?
  • native-engine
  • 1
  • Opened 
    on Dec 27, 2021
  • #8

darksylinc/betsy
Collection of issues

Hey, i ve forked this project and made some modifications to it. However i wanted to let you know some issues i ve found: - PixelDepth is written as 1. According to ktxinfo from https://github.com/KhronosGroup/KTX-Software ...
bug
  • feliwir
  • 3
  • Opened 
    on Sep 30, 2021
  • #6

darksylinc/betsy
Typos in technical doc

I just wanted to submit the two typos I noticed while reading the doc. - Line 97: tableIdx is written tabletIdx - Line 214: The second sentence begins with Most it notably is instead of Most notably, ...
  • Welteam
  • Opened 
    on Feb 11, 2021
  • #5

darksylinc/betsy
Can't output a texture on windows 10

.\betsy.exe .\50496585556_94b95fd9d4_o.jpg --codec=etc2_rgba put.ktx Initializing API GL Context creation suceeded. Could not save to α♦p♣ú☻ Check write access and whether the disk is full Shutting ...
bug
  • fire
  • 5
  • Opened 
    on Oct 18, 2020
  • #4

darksylinc/betsy
Create binary releases for Betsy on major platforms.

Create binary releases for Win10 and Linux. Mac is less used, so it s up to you. Why? Because you mentioned Betsy had hard to compile deps like sdl for Windows. Linux is also not that common.
  • fire
  • 1
  • Opened 
    on Jul 9, 2020
  • #3

darksylinc/betsy
Etc2 RGB8A1 format support?

I currently use google s etc2comp to compress etc2 RGB8A1 for mobile platforms. But it seems slow. Is it possible to do that in GPU? Codec ref: https://github.com/google/etc2comp/blob/master/EtcLib/EtcCodec/EtcBlock4x4Encoding_RGB8A1.h ...
question
  • ryancheung
  • 2
  • Opened 
    on Jun 22, 2020
  • #2
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Learn how you can use GitHub Issues to plan and track your work.

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