rendering first mob in visible areas
This commit is contained in:
parent
e295b02704
commit
c108e2d882
18
src/main.rs
18
src/main.rs
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@ -53,5 +53,23 @@ fn main() {
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})
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.build();
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map.rooms.iter().skip(1).for_each(|room| {
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let (x, y) = room.center();
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gs.ecs
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.create_entity()
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.with(Position { x, y })
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.with(Renderable {
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glyph: rltk::to_cp437('g'),
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fg: RGB::named(rltk::RED),
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bg: RGB::named(rltk::BLACK),
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})
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.with(Viewshed {
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visible_tiles: Vec::new(),
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range: 8,
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dirty: true,
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})
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.build();
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});
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rltk::main_loop(context, gs);
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}
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10
src/map.rs
10
src/map.rs
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@ -51,8 +51,8 @@ impl Map {
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}
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pub fn apply_room(&mut self, room: &Rect) {
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(room.y1 + 1..=room.y2).into_iter().for_each(|y| {
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(room.x1 + 1..=room.x2).into_iter().for_each(|x| {
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(room.y1 + 1..=room.y2).for_each(|y| {
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(room.x1 + 1..=room.x2).for_each(|x| {
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let idx = self.xy_idx(x, y);
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self.tiles[idx] = TileType::Floor;
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});
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@ -60,7 +60,7 @@ impl Map {
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}
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pub fn apply_horiz_tunnel(&mut self, x1: i32, x2: i32, y: i32) {
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(min(x1, x2)..=max(x1, x2)).into_iter().for_each(|x| {
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(min(x1, x2)..=max(x1, x2)).for_each(|x| {
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let idx = self.xy_idx(x, y);
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if idx > 0
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&& idx < self.width as usize * self.height as usize
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@ -71,7 +71,7 @@ impl Map {
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}
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pub fn apply_vert_tunnel(&mut self, y1: i32, y2: i32, x: i32) {
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(min(y1, y2)..=max(y1, y2)).into_iter().for_each(|y| {
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(min(y1, y2)..=max(y1, y2)).for_each(|y| {
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let idx = self.xy_idx(x, y);
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if idx > 0
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&& idx < self.width as usize * self.height as usize
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@ -97,7 +97,7 @@ impl Map {
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let mut rng = RandomNumberGenerator::new();
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(0..MAX_ROOMS).into_iter().for_each(|_| {
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(0..MAX_ROOMS).for_each(|_| {
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let w = rng.range(MIN_SIZE, MAX_SIZE);
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let h = rng.range(MIN_SIZE, MAX_SIZE);
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let x = rng.roll_dice(1, 80 - w - 1) - 1;
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@ -11,10 +11,8 @@ pub fn try_move(dx: i32, dy: i32, ecs: &mut World) {
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let mut viewsheds = ecs.write_storage::<Viewshed>();
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let map = ecs.fetch::<Map>();
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(&mut players, &mut posns, &mut viewsheds)
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.join()
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.into_iter()
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.for_each(|(_player, pos, viewshed)| {
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(&mut players, &mut posns, &mut viewsheds).join().for_each(
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|(_player, pos, viewshed)| {
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let dest_idx = map.xy_idx(pos.x + dx, pos.y + dy);
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if map.tiles[dest_idx] != TileType::Wall {
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pos.x += dx;
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@ -34,7 +32,8 @@ pub fn try_move(dx: i32, dy: i32, ecs: &mut World) {
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}
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viewshed.dirty = true;
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}
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});
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},
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);
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}
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pub fn input(gs: &mut State, ctx: &mut Rltk) {
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10
src/state.rs
10
src/state.rs
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@ -21,9 +21,13 @@ impl GameState for State {
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let positions = self.ecs.read_storage::<Position>();
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let renderables = self.ecs.read_storage::<Renderable>();
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let map = self.ecs.fetch::<map::Map>();
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for (pos, rend) in (&positions, &renderables).join() {
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ctx.set(pos.x, pos.y, rend.fg, rend.bg, rend.glyph);
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}
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(&positions, &renderables).join().for_each(|(pos, rend)| {
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let idx = map.xy_idx(pos.x, pos.y);
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if map.visible_tiles[idx] {
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ctx.set(pos.x, pos.y, rend.fg, rend.bg, rend.glyph);
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}
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});
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}
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}
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@ -15,10 +15,8 @@ impl<'a> System<'a> for VisibilitySystem {
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fn run(&mut self, data: Self::SystemData) {
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let (mut map, entities, mut viewshed, pos, player) = data;
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(&entities, &mut viewshed, &pos)
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.join()
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.into_iter()
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.for_each(|(ent, viewshed, pos)| {
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(&entities, &mut viewshed, &pos).join().for_each(
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|(ent, viewshed, pos)| {
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if viewshed.dirty {
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viewshed.dirty = false;
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viewshed.visible_tiles.clear();
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@ -39,6 +37,7 @@ impl<'a> System<'a> for VisibilitySystem {
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});
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}
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}
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});
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},
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);
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}
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}
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