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overmap, refactor offsets

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Llywelwyn 2023-08-26 22:46:04 +01:00
parent 9e294a1680
commit 746de971f0
14 changed files with 322 additions and 95 deletions
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17
src/camera.rs
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@ -7,13 +7,24 @@ const SHOW_BOUNDARIES: bool = false;
pub fn get_screen_bounds(ecs: &World, _ctx: &mut Rltk) -> (i32, i32, i32, i32, i32, i32) {
let player_pos = ecs.fetch::<Point>();
let (x_chars, y_chars, x_offset, y_offset) = (69, 41, 1, 10);
let map = ecs.fetch::<Map>();
let (x_chars, y_chars, mut x_offset, mut y_offset) = (69, 41, 1, 10);
let centre_x = (x_chars / 2) as i32;
let centre_y = (y_chars / 2) as i32;
let min_x = player_pos.x - centre_x;
let min_y = player_pos.y - centre_y;
let min_x = if map.width < (x_chars as i32) {
x_offset += ((x_chars as i32) - map.width) / 2;
0
} else {
(player_pos.x - centre_x).clamp(0, map.width - (x_chars as i32))
};
let min_y = if map.height < (y_chars as i32) {
y_offset += ((y_chars as i32) - map.height) / 2;
0
} else {
(player_pos.y - centre_y).clamp(0, map.height - (y_chars as i32))
};
let max_x = min_x + (x_chars as i32);
let max_y = min_y + (y_chars as i32);