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fixed grid display

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JOLIMAITRE Matthieu 2022-09-03 14:25:18 +02:00
parent a6b7824648
commit a7396c5ffc
1 changed files with 8 additions and 4 deletions
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12
src/view.rs
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@ -123,8 +123,8 @@ fn handle_inputs(receiver: &mpsc::Receiver<InputCmd>, view_origin: &mut Pos, del
fn grid_layer(canvas: &mut Canvas, view_origin: Pos) {
canvas.layer(|local_pos| {
let Pos { x, y } = local_pos + view_origin;
match (x % 16 == 0, y % 8 == 0) {
let Pos { x, y } = screen_pos_to_world(local_pos, view_origin);
match (x % 16 == 0, dmod(y, 16) <= 1) {
(true, true) => Some('┼'),
(true, _) => Some('│'),
(_, true) => Some('─'),
@ -178,7 +178,11 @@ where
})
}
fn screen_pos_to_world(mut pos: Pos, screen_origin: Pos) -> Pos {
fn screen_pos_to_world(mut pos: Pos, view_origin: Pos) -> Pos {
pos.y *= 2;
pos + screen_origin
pos + view_origin
}
fn dmod(a: i32, module: i32) -> i32 {
((a % module) + module) % module
}