BSP Dynamic change Surface Materials and Surface Properties

[anonymous_user_e63c66bf]

Hi All

I have a question for BSP material,

I have two box brush, the one is Subtractive the other one like picture

I want Dynamic get or set Box Brush every Surface material on level blueprint or C++

How can I do that~?

Thanks!

[tangfuling]

I have the same question and I hope someone will answer it

[tangfuling]

I guess change model->MaterialIndexBuffers will work，but i don’t know how to create a MaterialIndexBuffers。
I tried to create a MaterialIndexBuffers with the code above，but “new FRawIndexBuffer16or32” compile error。
Hope someone can help。