checkReallySupportsASTC does not work on ios device - Githubissues

axmolengine / axmol

Axmol Engine – A Multi-platform Engine for Desktop, XBOX (UWP) and Mobile games. (A fork of Cocos2d-x-4.0)

https://axmol.dev

MIT License

922 stars 205 forks source link

checkReallySupportsASTC does not work on ios device #2078

Closed BIGCATDOG closed 3 months ago

BIGCATDOG commented 3 months ago

axmol version: latest version
devices test on:iPhone XR
developing environments
- NDK version: r23c
- Xcode version: 15.1
- Visual Studio:
  - VS version: 2022 (17.9+)
  - MSVC version: 19.39+
  - Windows SDK version: 10.0.22621.0+
- cmake version: Steps to Reproduce:

glReadPixels always get black pixel so that checkReallySupportsASTC return false.

halx99 commented 3 months ago

by default ios use metal render backend, not GLES, do you means GLES? if so that should really means ios GLES render not support ASTC

BIGCATDOG commented 3 months ago

yes, i use GLES render backend.

BIGCATDOG commented 3 months ago

And it works perfect on android device. It is strange.

BIGCATDOG commented 3 months ago

@halx99 If i just hard code to make check function return true. Everything works well. ASTC texture can be rendered on screen on ios device.

halx99 commented 3 months ago

should fixed by commits in branch https://github.com/axmolengine/axmol/tree/release-2.1.5

BIGCATDOG commented 3 months ago

should fixed by commits in branch https://github.com/axmolengine/axmol/tree/release-2.1.5 It is very appreciated. Thanks for your hard work.