notcurses/rust/examples/issue-1716.rs
2021-06-09 13:42:52 +02:00

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use libnotcurses_sys::*;
const W: u32 = 32;
const H: u32 = 32;
fn main() {
let nc = NcDirect::new().expect("couldnt create ncdirect");
nc.check_pixel_support()
.expect("failed to check for sixel support");
// create a purple rectangle
let mut buffer = Vec::<u8>::with_capacity(H as usize * W as usize * 4);
#[allow(unused_parens)]
for _byte in (0..={ H * W }) {
buffer.push(190);
buffer.push(20);
buffer.push(80);
buffer.push(255);
}
let vframe1 = NcDirectF::from_bgra(&buffer, H, W * 4, W).expect("couldnt create visual");
let voptions1 = NcVisualOptions::without_plane(0, 0, 0, 0, H, W, NCBLIT_PIXEL, 0, 0);
let v = vframe1.ncdirectf_render(nc, &voptions1)
.expect("failed to render image to sixels");
nc.raster_frame(v, NCALIGN_LEFT).expect("failed to print sixels");
vframe1.ncdirectf_free();
nc.stop().expect("failed to destroy ncdirect context");
println!();
}