map2fig 0.7.8

Fast, publication-quality HEALPix sky map visualization in Rust
Documentation 
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use memmap2::Mmap;
use std::fs::File;

fn main() {
    let filename = "tests/data/npipe6v20_217_map_K.fits";
    println!("Testing f32 reader with: {}", filename);

    let f = File::open(filename).expect("Failed to open FITS file");
    let mmap = unsafe { Mmap::map(&f).expect("Failed to mmap FITS file") };

    println!("File size: {} bytes", mmap.len());

    // Try to load using the library
    let data = map2fig::read_healpix_column(filename, 0);

    println!("Successfully read {} pixels", data.len());
    println!("Data loaded successfully!");
}