I noticed that there is a way to modify the material in the document, but the material cannot be modified actually
What do you mean? Is it within an animation or something?
I’m not sure what the intermediate mode does just exactly besides freezing meshes, but I experienced that in some cases, it was not the freeze but the dirty mechanism preventing the update.
You could try add this line to see if it makes a difference:
scene.blockMaterialDirtyMechanism = false;
Instead of unfreezing / freezing, try to call
Better handling frozen materials is something on our list:
This works, tks
markDirty Only one material takes effect
Yes, it’s a known problem with the current system and is reported in the 4th bullet point in Materials: improve management of frozen materials · Issue #13776 · BabylonJS/Babylon.js · GitHub.
A workaround is to call
markDirty in the