use coremem::{GenericSim, Driver};
use coremem::geom::Index;

fn main() {
    coremem::init_logging();
    let width = 401;
    let height = 401;
    let size = Index((width, height, 1).into());
    let mut driver: Driver = Driver::new(size, 1e-6 /* feature size */);
    driver.add_y4m_renderer("em_reflection.y4m");
    // driver.add_term_renderer();

    // driver.add_upml_boundary(Index((20, 40, 0).into()));
    // for y in 75..100 {
    //     for x in 0..width {
    //         // from https://www.thoughtco.com/table-of-electrical-resistivity-conductivity-608499
    //         // NB: different sources give pretty different values for this
    //         // NB: Simulation misbehaves for values > 10... Proably this model isn't so great.
    //         // Maybe use \eps or \xi instead of conductivity.
    //         let loc = Index((x, y, 0).into());
    //         *driver.state.get_mut(loc).mat_mut() = mat::Static::conductor(2.17).into();
    //     }
    // }

    loop {
        let imp = if driver.state.step_no() < 50 { 
            1e4 * ((driver.state.step_no() as f64)*0.04*std::f64::consts::PI).sin()
        } else {
            0.0
        };
        // let t = 4e12 * driver.state.time();
        // let imp = 1e4 * (-t*t).exp();
        // state.impulse_ex(50, 50, imp);
        // state.impulse_ey(50, 50, imp);
        // state.impulse_bz(20, 20, (imp / 3.0e8) as _);
        // state.impulse_bz(80, 20, (imp / 3.0e8) as _);
        for y in height/4..height*3/4 {
        //for y in 0..height {
            let loc = Index((200, y, 0).into());
            driver.dyn_state().impulse_ez(loc, imp as _);
            driver.dyn_state().impulse_hy(loc, (imp/376.730) as _);
        }
        // for x in 0..width {
        //     let loc = Index((x, 200, 0).into());
        //     driver.dyn_state().impulse_ez(loc, imp as _);
        //     driver.dyn_state().impulse_hx(loc, (imp/376.730) as _);
        // }
        driver.step();
        //thread::sleep(time::Duration::from_millis(67));
    }
}