85 lines
2.2 KiB
Rust
85 lines
2.2 KiB
Rust
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use crate::prelude::*;
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const FORTRESS: (&str, i32, i32) = (
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"
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------------
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---######---
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---#----#---
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---#-M--#---
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-###----###-
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--M------M--
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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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12,
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11,
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);
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pub fn apply_prefab(mb: &mut MapBuilder, rng: &mut RandomNumberGenerator) {
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let mut placement = None;
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let dijkstra_map = DijkstraMap::new(
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SCREEN_WIDTH,
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SCREEN_HEIGHT,
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&[mb.map.point2d_to_index(mb.player_start)],
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&mb.map,
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1024.0,
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);
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let mut attempts = 0;
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while placement.is_none() && attempts < 10 {
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let dimensions = Rect::with_size(
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rng.range(0, SCREEN_WIDTH - FORTRESS.1),
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rng.range(0, SCREEN_HEIGHT - FORTRESS.2),
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FORTRESS.1,
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FORTRESS.2,
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);
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let mut can_place = false;
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dimensions.for_each(|pt| {
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let idx = mb.map.point2d_to_index(pt);
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let distance = dijkstra_map.map[idx];
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if distance < 2000.0 && distance > 20.0 && mb.amulet_start != pt {
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can_place = true;
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}
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});
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if can_place {
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placement = Some(Point::new(dimensions.x1, dimensions.y1));
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let points = dimensions.point_set();
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mb.monster_spawns.retain(|pt| !points.contains(pt));
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}
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attempts += 1;
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}
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if let Some(placement) = placement {
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let string_vec: Vec<char> = FORTRESS
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.0
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.chars()
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.filter(|a| *a != '\r' && *a != '\n')
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.collect();
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let mut i = 0;
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for ty in placement.y..placement.y + FORTRESS.2 {
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for tx in placement.x..placement.x + FORTRESS.1 {
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let idx = map_idx(tx, ty);
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let c = string_vec[i];
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match c {
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'M' => {
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mb.map.tiles[idx] = TileType::Floor;
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mb.monster_spawns.push(Point::new(tx, ty));
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}
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'-' => mb.map.tiles[idx] = TileType::Floor,
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'#' => mb.map.tiles[idx] = TileType::Wall,
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_ => println!("No idea what to do with [{}]", c),
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}
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i += 1;
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}
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}
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}
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}
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