//! This module contains everything related to materials.

use std::collections::HashMap;
use math::vector::Vector3;

/// A 3D material.
#[derive(Clone)]
pub struct Material {

    /// The name of the material.
    pub name: String,

    /// The diffuse color of the material.
    pub diffuse: Vector3<f32>,

    /// Map linking each texture map to its file path.
    pub textures: HashMap<String, (String, Vector3<f32>)>,

    /// Instructions that are unknown.
    ///
    /// They might be necessary for the export though.
    pub unknown_instructions: Vec<String>,
}

impl Material {

    /// Creates a material from its name, without texture.
    pub fn new(name: &str) -> Material {
        Material {
            name: name.to_owned(),
            diffuse: Vector3::new(1.0, 1.0, 1.0),
            textures: HashMap::new(),
            unknown_instructions: vec![],
        }
    }

    /// Adds a unknown instruction into the material.
    pub fn add_unknown_instruction(&mut self, instruction: String) {
        self.unknown_instructions.push(instruction);
    }
}