transparent texture issues

[superfloh247]

Minetest version

Minetest 5.9.0-dev-61d0f61 (OSX)
Using Irrlicht 1.9.0mt13
Using LuaJIT 2.1.1700008891
BUILD_TYPE=RelWithDebInfo
RUN_IN_PLACE=0
USE_CURL=1
USE_GETTEXT=1
USE_SOUND=1
STATIC_SHAREDIR="minetest.app/Contents/Resources"
STATIC_LOCALEDIR="minetest.app/Contents/Resources/locale"

Active renderer

OpenGL 2.1

Irrlicht device

OSX

Operating system and version

MacOS 14.2

CPU model

AppleSilicon M1pro

GPU model

AppleSilicon M1pro

OpenGL version

2.1

Summary

transparent textures are not transparent anymore, they are white or black where the transparency should be

5.9.0-dev-61d0f61 (OSX)

not affected: 5.8.0 (OSX)
Minetest 5.8.0 (OSX)
Using Irrlicht 1.9.0mt13
Using LuaJIT 2.1.1700008891
BUILD_TYPE=Release

Steps to reproduce

walk around and look for transparent things

[sfan5]

Active renderer

No response

Irrlicht device

No response

Missing important info.

[superfloh247]

[Niklp09]

Caused by: #13929
Related: Archtec-io/bugtracker#137

[sfan5]

Without any more info what kind of nodes that are I assume this is indeed a mod issue.

[superfloh247]

I agree

5.8 emits this warning
2023-12-20 14:46:27: WARNING[Main]: Texture "bushes_leaves_1.png" of bushes:bushbranches1 has transparency, assuming use_texture_alpha = "clip".
5.9 does not and that's one of the problematic nodes