//
// Basic geometric things...
//
// Georg Hopp <georg@steffers.org>
//
// Copyright © 2019 Georg Hopp
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.
//

use std::fmt::Debug;
use std::ops::{Add, Div, Mul, Neg, Sub};

use crate::easel::polygon::Polygon;
use crate::math::transform::TMatrix;
use crate::math::trigonometry::Trig;

use super::camera::Camera;
use super::light::DirectLight;

pub trait Primitives<T>
where T: Add + Sub + Neg + Mul + Div + Debug + Copy + Trig + From<i32> {
    fn transform(&self, m :&TMatrix<T>) -> Self;
    fn project( &self
              , camera :&Camera<T>
              , light :&DirectLight<T>
              , col :u32 ) -> Vec<(Polygon<T>, u32)>;
}