copper

use super::Vertex;
use super::Attributes;


pub struct Buffers {
    pub vbo: Vec<Vertex>,
    pub ibo: Vec<u32>,
    pub abo: Vec<Attributes>
}

impl Buffers {
    pub fn apply_to(&self, buffers: &mut Buffers) {
        let len = buffers.vbo.len() as u32;
        buffers.vbo.extend(&self.vbo);
        buffers.ibo.extend(&self.ibo.iter().map(|x| x + len).collect::<Vec<_>>());
        buffers.abo.extend(&self.abo)
    }
}