cgrustplot 1.2.2

Plotting utility for Rust, with a variety of plot types and capabilities.
Documentation 
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#![allow(unused_imports)] // imports are used, but doesn't detect it?
use crate::plots::image_plot::*;
use std::env::var;

#[test]
fn image_plot_test_1 () {
    if var("NO_EXTERNAL_COMMANDS").is_ok() {return;}

    // only for debugging

    let img: Vec<Vec<(u8, u8, u8)>> = (0..1080).map(|i|
        (0..1920).map(|j|
            (
                (63. * (0.003 * i as f64).powi(3).sin() + (0.07 * j as f64).sin() + 2.) as u8,
                (63. * ((0.02 * j as f64 + 0.1 * i as f64) * 0.03).powi(3).sin() + 2.) as u8,
                (63. * (0.4 * i as f64).sin() + (0.04 * j as f64).sin() + 2.) as u8,
            )

        ).collect()

    ).collect();

    image_plot(&img).set_rel_path("testoutput/0_image_plot_test_output").save();

    assert!(true)
}

#[test]
fn image_plot_test_2 () {
    if var("NO_EXTERNAL_COMMANDS").is_ok() {return;}

    //only for debugging

    let img: Vec<Vec<(u8, u8, u8)>> = (0..30).map(|i|
        (0..60).map(|j|
            (
                (63. * (0.1 * i as f64).sin() + (0.1 * j as f64).sin() + 2.) as u8,
                (63. * (0.2 * i as f64).sin() + (0.2 * j as f64).sin() + 2.) as u8,
                (63. * (0.4 * i as f64).sin() + (0.4 * j as f64).sin() + 2.) as u8,
            )

        ).collect()

    ).collect();

    image_plot(&img).print();

    assert!(true)
}