diff --git a/src/map.rs b/src/map.rs index 157f79a..672f0da 100644 --- a/src/map.rs +++ b/src/map.rs @@ -1,6 +1,6 @@ use std::cmp::{max, min}; -use rltk::{Algorithm2D, BaseMap, Point, RandomNumberGenerator, Rltk, RGB}; +use rltk::{Algorithm2D, BaseMap, FontCharType, Point, RandomNumberGenerator, RGB, Rltk}; use serde::{Deserialize, Serialize}; use specs::prelude::*; @@ -17,7 +17,6 @@ pub const MAP_WIDTH: usize = 80; pub const MAP_HEIGHT: usize = 43; pub const MAP_COUNT: usize = MAP_HEIGHT * MAP_WIDTH; pub const MAX_MONSTER: i32 = 4; -pub const MAX_ITEMS: i32 = 2; #[derive(Default, Serialize, Deserialize, Clone)] pub struct Map { @@ -216,7 +215,7 @@ pub fn draw_map(ecs: &World, ctx: &mut Rltk) { TileType::Wall => { fg = RGB::from_f32(0., 1.0, 0.); - glyph = rltk::to_cp437('#'); + glyph = wall_glyph(&*map, x, y); } TileType::DownStairs => { @@ -237,3 +236,38 @@ pub fn draw_map(ecs: &World, ctx: &mut Rltk) { } } } + +fn wall_glyph(map: &Map, x: i32, y: i32) -> FontCharType { + if x < 1 || x > map.width - 2 || y < 1 || y > map.height - 2 as i32 { return 35; } + let mut mask: u8 = 0; + + if is_revealed_and_wall(map, x, y - 1) { mask += 1; } + if is_revealed_and_wall(map, x, y + 1) { mask += 2; } + if is_revealed_and_wall(map, x - 1, y) { mask += 4; } + if is_revealed_and_wall(map, x + 1, y) { mask += 8; } + + match mask { + 0 => { 9 } // Pillar because we can't see neighbors + 1 => { 186 } // Wall only to the north + 2 => { 186 } // Wall only to the south + 3 => { 186 } // Wall to the north and south + 4 => { 205 } // Wall only to the west + 5 => { 188 } // Wall to the north and west + 6 => { 187 } // Wall to the south and west + 7 => { 185 } // Wall to the north, south and west + 8 => { 205 } // Wall only to the east + 9 => { 200 } // Wall to the north and east + 10 => { 201 } // Wall to the south and east + 11 => { 204 } // Wall to the north, south and east + 12 => { 205 } // Wall to the east and west + 13 => { 202 } // Wall to the east, west, and south + 14 => { 203 } // Wall to the east, west, and north + 15 => { 206 } // ╬ Wall on all sides + _ => { 35 } // We missed one? + } +} + +fn is_revealed_and_wall(map: &Map, x: i32, y: i32) -> bool { + let idx = map.xy_idx(x, y); + map.tiles[idx] == TileType::Wall && map.revealed_tiles[idx] +} diff --git a/src/spawner.rs b/src/spawner.rs index 9ec3587..c2021b7 100644 --- a/src/spawner.rs +++ b/src/spawner.rs @@ -9,7 +9,7 @@ use crate::rect::Rect; use crate::{ AreaOfEffect, BlocksTile, CombatStats, Confusion, Consumable, DefenseBonus, EquipmentSlot, Equippable, InflictsDamage, Item, MeleePowerBonus, Monster, Name, Player, Position, - ProvidesHealing, Ranged, Renderable, SerializeMe, Viewshed, MAP_WIDTH, MAX_ITEMS, MAX_MONSTER, + ProvidesHealing, Ranged, Renderable, SerializeMe, Viewshed, MAP_WIDTH, MAX_MONSTER, }; pub fn player(ecs: &mut World, player_x: i32, player_y: i32) -> Entity {