ank/simplesailing
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bugfixes

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boat depth measurement now tracks the boat
instead of the center of the camera

triangles will no longer draw out of bounds
This commit is contained in:
Andy Killorin 2023-09-16 15:49:39 -05:00
parent 21db4f155e
commit f4b9feb491
Signed by: ank
GPG key ID: B6241CA3B552BCA4
1 changed files with 3 additions and 3 deletions
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6
pirates/src/lib.rs
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@ -124,7 +124,7 @@ fn render_frame(buffer: &mut [u32; WIDTH*HEIGHT]) {
let camera_vec = Vector2::new(camera[0],camera[1]);
let boat_pos = boat.get_pos();
let depth = -sample_world(camera_vec+boat_pos+HALF, rand);
let depth = -sample_world(boat_pos+HALF, rand);
if depth < -0.04 {
boat.vel = 0.0;
} else if depth < 0.0 {
@ -210,8 +210,8 @@ fn draw_tri(color: u32, buffer: &mut [u32; WIDTH*HEIGHT], p1: Vector2<f32>, p2:
(p1.x - p3.x) * (p2.y - p3.y) - (p2.x - p3.x) * (p1.y - p3.y)
}
for y in min_y..max_y {
for x in min_x..max_x {
for y in min_y.max(0)..max_y.min(HEIGHT) {
for x in min_x.max(0)..max_x.min(WIDTH) {
// https://stackoverflow.com/a/2049593
let point = Vector2::new(x as f32, y as f32);