valter/kroz-rs
valter/kroz-rs
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Skip out-of-bounds whip frames

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This commit is contained in:
Alex Page 2022-01-31 18:49:59 -05:00
parent 770793ea68
commit 1c54755039
2 changed files with 88 additions and 60 deletions
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20
src/state.rs
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@ -172,10 +172,13 @@ impl State {
pub fn draw_whip(&self, ctx: &mut BTerm) { pub fn draw_whip(&self, ctx: &mut BTerm) {
let positions = self.ecs.read_storage::<Position>(); let positions = self.ecs.read_storage::<Position>();
let wants_to_whips = self.ecs.read_storage::<WantsToWhip>(); let wants_to_whips = self.ecs.read_storage::<WantsToWhip>();
let map = self.ecs.read_resource::<Map>();
let mut rng = RandomNumberGenerator::new(); let mut rng = RandomNumberGenerator::new();
for (position, wants_to_whip) in (&positions, &wants_to_whips).join() { for (position, wants_to_whip) in (&positions, &wants_to_whips).join() {
let color = RGB::named(vga::get_by_index(rng.range(1, 16))); let color = RGB::named(vga::get_by_index(rng.range(1, 16)));
let frame_data = match wants_to_whip.frame { let mut rendered_frame = wants_to_whip.frame;
let frame_data = loop {
let frame_data = match rendered_frame {
0 => Some((-1, -1, '\\')), 0 => Some((-1, -1, '\\')),
1 => Some((-1, 0, '─')), 1 => Some((-1, 0, '─')),
2 => Some((-1, 1, '/')), 2 => Some((-1, 1, '/')),
@ -186,6 +189,21 @@ impl State {
7 => Some((0, -1, '│')), 7 => Some((0, -1, '│')),
_ => None, _ => None,
}; };
if let Some(data) = frame_data {
let dest = Point {
x: position.x + data.0,
y: position.y + data.1,
};
if map.in_bounds(dest) {
break frame_data;
}
rendered_frame += 1;
if rendered_frame > 7 {
break None;
}
}
};
if let Some(data) = frame_data { if let Some(data) = frame_data {
ctx.set( ctx.set(
(position.x + MAP_X as i32) + data.0, (position.x + MAP_X as i32) + data.0,

14
src/systems/whip_system.rs
View file

@ -43,6 +43,7 @@ impl<'a> System<'a> for WhipSystem {
stop_clock.0 = true; stop_clock.0 = true;
let now = Instant::now(); let now = Instant::now();
if now - wants_to_whip.last_frame > Duration::from_secs_f32(0.1) { if now - wants_to_whip.last_frame > Duration::from_secs_f32(0.1) {
let destination = loop {
let destination = match wants_to_whip.frame { let destination = match wants_to_whip.frame {
0 => Some(Point { 0 => Some(Point {
x: position.x - 1, x: position.x - 1,
@ -81,6 +82,16 @@ impl<'a> System<'a> for WhipSystem {
if let Some(dest) = destination { if let Some(dest) = destination {
if map.in_bounds(dest) { if map.in_bounds(dest) {
break destination;
}
wants_to_whip.frame += 1;
if wants_to_whip.frame > 7 {
break None;
}
}
};
if let Some(dest) = destination {
if let Some(e) = map.get_tile_content(map.point2d_to_index(dest)) { if let Some(e) = map.get_tile_content(map.point2d_to_index(dest)) {
if let Some(_monster) = monsters.get(e) { if let Some(_monster) = monsters.get(e) {
let _ = entities.delete(e); let _ = entities.delete(e);
@ -98,10 +109,9 @@ impl<'a> System<'a> for WhipSystem {
} }
} }
} }
}
if wants_to_whip.frame < 7 { if wants_to_whip.frame < 7 {
(*wants_to_whip).frame += 1; wants_to_whip.frame += 1;
wants_to_whip.last_frame = now; wants_to_whip.last_frame = now;
} else { } else {
entities_to_remove.push(entity); entities_to_remove.push(entity);