colorverse 0.6.7

Color vision diversity (色覚多様性) convertor - not only simulate but also daltonize (色の補正)
Documentation 
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use crate::{
    core::color_vision::color_vision_type::ColorVisionType,
    core::image::{converted_image::ConvertedImage, source_image::SourceImage},
};

mod core;

pub use core::color_vision::color_vision_type::ColorVisionType as ColorVisionTypeForCli;

/// convert for simulation
pub fn simulate(
    file_path: &str,
    color_vision_type: &ColorVisionType,
    simulation_level: f64,
) -> Result<ConvertedImage, String> {
    SourceImage::new(file_path).simulate(color_vision_type, simulation_level)
}

/// convert for daltonization
pub fn daltonize(
    file_path: &str,
    color_vision_type: &ColorVisionType,
    simulation_level: f64,
    daltonization_strength: f64,
    preserve_luminance: bool,
) -> Result<ConvertedImage, String> {
    SourceImage::new(file_path).daltonize(
        color_vision_type,
        simulation_level,
        daltonization_strength,
        preserve_luminance,
    )
}

#[cfg(test)]
mod tests {
    use crate::core::color_vision::color_vision_type::color_vision_type_iterator::ColorVisionTypeIterator;

    use super::*;

    #[test]
    fn it_works() {
        // let result = add(2, 2);
        // assert_eq!(result, 4);

        // let color_vision = ColorVision::Protanopia;
        // let input_file_path = "tests/fixtures/input.png";
        // let output_file_path = format!("output-{}.png", color_vision);

        // convert(input_file_path, &color_vision_type, 0.5)
        //     .unwrap()
        //     .save_as(output_file_path.as_str());

        let mut color_vision_type_iterator =
            ColorVisionTypeIterator::new(&ColorVisionType::Trichromacy);
        while let Some(color_vision) = color_vision_type_iterator.next() {
            for simulation_level in [0.5, 1.0] {
                match simulate("tests/fixtures/input.png", &color_vision, simulation_level) {
                    Ok(x) => {
                        let output_file_path = format!(
                            "target/simulate-{}-{}.png",
                            &color_vision,
                            simulation_level * 100.0
                        );
                        x.save_as(output_file_path.as_str());
                    }
                    Err(err) => eprintln!("{}", err),
                }
                for daltonization_strength in [0.5, 1.0] {
                    match daltonize(
                        "tests/fixtures/input.png",
                        &color_vision,
                        simulation_level,
                        daltonization_strength,
                        true,
                    ) {
                        Ok(x) => {
                            let output_file_path = format!(
                                "target/daltonize-{}-{}-{}.png",
                                &color_vision,
                                simulation_level * 100.0,
                                daltonization_strength * 100.0,
                            );
                            x.save_as(output_file_path.as_str());
                        }
                        Err(err) => eprintln!("{}", err),
                    }
                }
            }
        }
    }
}