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prefabs from ascii

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This commit is contained in:
Llywelwyn 2023-07-20 22:30:56 +01:00
parent ea79d4064f
commit e72d1bd694
2 changed files with 123 additions and 39 deletions
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109
src/map_builders/prefab_builder.rs → src/map_builders/prefab_builder/mod.rs
View file

@ -3,11 +3,13 @@ use super::{
}; };
use rltk::RandomNumberGenerator; use rltk::RandomNumberGenerator;
use specs::prelude::*; use specs::prelude::*;
mod prefab_levels;
#[allow(dead_code)] #[allow(dead_code)]
#[derive(PartialEq, Clone)] #[derive(PartialEq, Clone)]
pub enum PrefabMode { pub enum PrefabMode {
RexLevel { template: &'static str }, RexLevel { template: &'static str },
Constant { level: prefab_levels::PrefabLevel },
} }
pub struct PrefabBuilder { pub struct PrefabBuilder {
@ -51,13 +53,14 @@ impl MapBuilder for PrefabBuilder {
} }
impl PrefabBuilder { impl PrefabBuilder {
#[allow(dead_code)]
pub fn new(new_depth: i32) -> PrefabBuilder { pub fn new(new_depth: i32) -> PrefabBuilder {
PrefabBuilder { PrefabBuilder {
map: Map::new(new_depth), map: Map::new(new_depth),
starting_position: Position { x: 0, y: 0 }, starting_position: Position { x: 0, y: 0 },
depth: new_depth, depth: new_depth,
history: Vec::new(), history: Vec::new(),
mode: PrefabMode::RexLevel { template: "../resources/wfc-populated.xp" }, mode: PrefabMode::Constant { level: prefab_levels::WFC_POPULATED },
spawns: Vec::new(), spawns: Vec::new(),
} }
} }
@ -65,6 +68,7 @@ impl PrefabBuilder {
fn build(&mut self, rng: &mut RandomNumberGenerator) { fn build(&mut self, rng: &mut RandomNumberGenerator) {
match self.mode { match self.mode {
PrefabMode::RexLevel { template } => self.load_rex_map(&template), PrefabMode::RexLevel { template } => self.load_rex_map(&template),
PrefabMode::Constant { level } => self.load_ascii_map(&level),
} }
self.take_snapshot(); self.take_snapshot();
@ -88,6 +92,43 @@ impl PrefabBuilder {
} }
} }
fn char_to_map(&mut self, ch: char, idx: usize) {
match ch {
' ' => self.map.tiles[idx] = TileType::Floor,
'#' => self.map.tiles[idx] = TileType::Wall,
'>' => self.map.tiles[idx] = TileType::DownStair,
'@' => {
let x = idx as i32 % self.map.width;
let y = idx as i32 / self.map.width;
self.map.tiles[idx] = TileType::Floor;
self.starting_position = Position { x: x as i32, y: y as i32 };
}
'g' => {
self.map.tiles[idx] = TileType::Floor;
self.spawns.push((idx, "Goblin".to_string()));
}
'o' => {
self.map.tiles[idx] = TileType::Floor;
self.spawns.push((idx, "Orc".to_string()));
}
'^' => {
self.map.tiles[idx] = TileType::Floor;
self.spawns.push((idx, "Bear Trap".to_string()));
}
'%' => {
self.map.tiles[idx] = TileType::Floor;
self.spawns.push((idx, "Rations".to_string()));
}
'!' => {
self.map.tiles[idx] = TileType::Floor;
self.spawns.push((idx, "Health Potion".to_string()));
}
_ => {
rltk::console::log(format!("Unknown glyph loading map: {}", (ch as u8) as char));
}
}
}
#[allow(dead_code)] #[allow(dead_code)]
fn load_rex_map(&mut self, path: &str) { fn load_rex_map(&mut self, path: &str) {
let xp_file = rltk::rex::XpFile::from_resource(path).unwrap(); let xp_file = rltk::rex::XpFile::from_resource(path).unwrap();
@ -97,48 +138,38 @@ impl PrefabBuilder {
for x in 0..layer.width { for x in 0..layer.width {
let cell = layer.get(x, y).unwrap(); let cell = layer.get(x, y).unwrap();
if x < self.map.width as usize && y < self.map.height as usize { if x < self.map.width as usize && y < self.map.height as usize {
// Saving these for later, for flipping the pref horizontally/vertically/both.
// let flipped_x = (self.map.width - 1) - x as i32;
// let flipped_y = (self.map.height - 1) - y as i32;
let idx = self.map.xy_idx(x as i32, y as i32); let idx = self.map.xy_idx(x as i32, y as i32);
match (cell.ch as u8) as char { // We're doing some nasty casting to make it easier to type things like '#' in the match
'@' => { self.char_to_map(cell.ch as u8 as char, idx);
self.map.tiles[idx] = TileType::Floor;
self.starting_position = Position { x: x as i32, y: y as i32 }
}
' ' => self.map.tiles[idx] = TileType::Floor,
'#' => self.map.tiles[idx] = TileType::Wall,
'>' => self.map.tiles[idx] = TileType::DownStair,
'g' => {
self.map.tiles[idx] = TileType::Floor;
self.spawns.push((idx, "goblin".to_string()));
}
'o' => {
self.map.tiles[idx] = TileType::Floor;
self.spawns.push((idx, "orc".to_string()));
}
'^' => {
self.map.tiles[idx] = TileType::Floor;
self.spawns.push((idx, "bear trap".to_string()));
}
'%' => {
self.map.tiles[idx] = TileType::Floor;
self.spawns.push((idx, "rations".to_string()));
}
'!' => {
self.map.tiles[idx] = TileType::Floor;
self.spawns.push((idx, "health potion".to_string()));
}
_ => {
rltk::console::log(format!(
"Unknown glyph {} when loading map",
(cell.ch as u8) as char
));
}
}
} }
} }
} }
} }
} }
fn read_ascii_to_vec(template: &str) -> Vec<char> {
let mut string_vec: Vec<char> = template.chars().filter(|a| *a != '\r' && *a != '\n').collect();
for c in string_vec.iter_mut() {
if *c as u8 == 160u8 {
*c = ' ';
}
}
return string_vec;
}
#[allow(dead_code)]
fn load_ascii_map(&mut self, level: &prefab_levels::PrefabLevel) {
let string_vec = PrefabBuilder::read_ascii_to_vec(level.template);
let mut i = 0;
for y in 0..level.height {
for x in 0..level.width {
if x < self.map.width as usize && y < self.map.height as usize {
let idx = self.map.xy_idx(x as i32, y as i32);
self.char_to_map(string_vec[i], idx);
}
i += 1;
}
}
}
} }

53
src/map_builders/prefab_builder/prefab_levels.rs Normal file
View file

@ -0,0 +1,53 @@
#[derive(PartialEq, Copy, Clone)]
pub struct PrefabLevel {
pub template: &'static str,
pub width: usize,
pub height: usize,
}
pub const WFC_POPULATED: PrefabLevel = PrefabLevel { template: LEVEL_MAP, width: 80, height: 43 };
const LEVEL_MAP: &str = "
################################################################################
#          ########################################################    #########
#    @     ######    #########       ####     ###################        #######
#          ####   g  #                          ###############            #####
#          #### #    # #######       ####       #############                ###
##### ######### #    # #######       #########  ####    #####                ###
##### ######### ###### #######   o   #########  #### ## #####                ###
##                        ####       #########   ### ##         o            ###
##### ######### ###       ####       #######         ## #####                ###
##### ######### ###       ####       ####### #   ### ## #####                ###
##### ######### ###       ####       ####### #######    #####     o          ###
###          ## ###       ####       ####### ################                ###
###          ## ###   o   ###### ########### #   ############                ###
###          ## ###       ###### ###########     ###                         ###
###    %                  ###### ########### #   ###   !   ##                ###
###          ## ###              ######   ## #######       ##                ###
###          ## ###       ## ### #####     # ########################      #####
###          ## ###       ## ### #####     # #   ######################    #####
#### ## ####### ###### ##### ### ####          o ###########     ######    #####
#### ## ####### ###### ####   ## ####        #   #########         ###### ######
#    ## ####### ###### ####   ## ####        ############           ##### ######
# g  ## ####### ###### ####   ##        %    ###########   o      o  #### #    #
#    ## ###            ####   ## ####        #   #######   ##    ##  ####   g  #
#######                  ####### ####            ######     !    !    ### #    #
######                     ##### ####        #   ######               ### ######
#####                            #####     # ##########               ### ######
#####           !           ### ######     # ##########      o##o     ### #   ##
#####                       ### #######   ## #   ######               ###   g ##
#   ##                     #### ######## ###   o #######  ^########^ #### #   ##
# g    #                 ###### ######## #####   #######  ^        ^ #### ######
#   ##g####           ######    ######## ################           ##### ######
#   ## ########## ##########    ######## #################         ######      #
#####   ######### ########## %  ######## ###################     ######## ##   #
#### ### ######## ##########    ######## #################### ##########   #   #
### ##### ######   #########    ########          ########### #######   # g#   #
### #####           ###############      ###      ########### #######   ####   #
### ##### ####       ############## ######## g  g ########### ####         # ^ #
#### ###^####         ############# ########      #####       ####      # g#   #
#####   ######       ###            ########      ##### g     ####   !  ####^^ #
#!%^## ###  ##           ########## ########  gg                 g         # > #
#!%^   ###  ###     ############### ########      ##### g     ####      # g#   #
# %^##  ^   ###     ############### ########      #####       ##################
################################################################################";