--- a/rust/mapgen/src/lib.rs Fri Mar 22 21:44:06 2019 +0300
+++ b/rust/mapgen/src/lib.rs Fri Mar 22 22:11:53 2019 +0300
@@ -1,25 +1,19 @@
pub mod theme;
-use std::{
- collections::hash_map::HashMap,
- borrow::Borrow,
- mem::replace
-};
-use serde_derive::{Deserialize};
+use self::theme::Theme;
+use integral_geometry::{Point, Rect, Size};
+use land2d::Land2D;
+use landgen::outline_template::OutlineTemplate;
+use rand::{thread_rng, Rng};
+use serde_derive::Deserialize;
use serde_yaml;
-use integral_geometry::{Point, Size, Rect};
-use landgen::{
- outline_template::OutlineTemplate
-};
-use rand::{thread_rng, Rng};
-use land2d::Land2D;
+use std::{borrow::Borrow, collections::hash_map::HashMap, mem::replace};
use vec2d::Vec2D;
-use self::theme::Theme;
#[derive(Deserialize)]
struct PointDesc {
x: u32,
- y: u32
+ y: u32,
}
#[derive(Deserialize)]
@@ -27,7 +21,7 @@
x: u32,
y: u32,
w: u32,
- h: u32
+ h: u32,
}
#[derive(Deserialize)]
@@ -41,33 +35,42 @@
put_girders: bool,
max_hedgehogs: u8,
outline_points: Vec<Vec<RectDesc>>,
- fill_points: Vec<PointDesc>
+ fill_points: Vec<PointDesc>,
}
#[derive(Deserialize)]
struct TemplateCollectionDesc {
templates: Vec<TemplateDesc>,
- template_types: HashMap<String, Vec<usize>>
+ template_types: HashMap<String, Vec<usize>>,
}
impl From<&TemplateDesc> for OutlineTemplate {
fn from(desc: &TemplateDesc) -> Self {
OutlineTemplate {
- islands: desc.outline_points.iter()
- .map(|v| v.iter()
- .map(|r| Rect::from_size(
- Point::new(r.x as i32, r.y as i32),
- Size::new(r.w as usize, r.h as usize)))
- .collect())
+ islands: desc
+ .outline_points
+ .iter()
+ .map(|v| {
+ v.iter()
+ .map(|r| {
+ Rect::from_size(
+ Point::new(r.x as i32, r.y as i32),
+ Size::new(r.w as usize, r.h as usize),
+ )
+ })
+ .collect()
+ })
.collect(),
- fill_points: desc.fill_points.iter()
+ fill_points: desc
+ .fill_points
+ .iter()
.map(|p| Point::new(p.x as i32, p.y as i32))
.collect(),
size: Size::new(desc.width, desc.height),
can_flip: desc.can_flip,
can_invert: desc.can_invert,
can_mirror: desc.can_mirror,
- is_negative: desc.is_negative
+ is_negative: desc.is_negative,
}
}
}
@@ -83,36 +86,45 @@
#[derive(Debug)]
pub struct MapGenerator {
- pub(crate) templates: HashMap<TemplateType, Vec<OutlineTemplate>>
+ pub(crate) templates: HashMap<TemplateType, Vec<OutlineTemplate>>,
}
impl MapGenerator {
pub fn new() -> Self {
- Self { templates: HashMap::new() }
+ Self {
+ templates: HashMap::new(),
+ }
}
pub fn import_yaml_templates(&mut self, text: &str) {
let mut desc: TemplateCollectionDesc = serde_yaml::from_str(text).unwrap();
let templates = replace(&mut desc.templates, vec![]);
- self.templates = desc.template_types.into_iter()
- .map(|(size, indices)|
- (TemplateType(size), indices.iter()
- .map(|i| (&templates[*i]).into())
- .collect()))
+ self.templates = desc
+ .template_types
+ .into_iter()
+ .map(|(size, indices)| {
+ (
+ TemplateType(size),
+ indices.iter().map(|i| (&templates[*i]).into()).collect(),
+ )
+ })
.collect();
}
pub fn get_template(&self, template_type: &str) -> Option<&OutlineTemplate> {
- self.templates.get(template_type).and_then(|t| thread_rng().choose(t))
+ self.templates
+ .get(template_type)
+ .and_then(|t| thread_rng().choose(t))
}
- pub fn make_texture(&self, land: &Land2D<u8>, theme: &Theme) -> Vec2D<u32> {
+ pub fn make_texture<LandT>(&self, land: &Land2D<LandT>, theme: &Theme) -> Vec2D<u32>
+ where
+ LandT: Copy + Default + PartialEq,
+ {
let mut texture = Vec2D::new(land.size(), 0);
if let Some(land_sprite) = theme.land_texture() {
- for (row_index, (land_row, tex_row)) in land.rows()
- .zip(texture.rows_mut())
- .enumerate()
+ for (row_index, (land_row, tex_row)) in land.rows().zip(texture.rows_mut()).enumerate()
{
let sprite_row = land_sprite.get_row(row_index % land_sprite.height());
let mut x_offset = 0;
@@ -121,7 +133,7 @@
tex_row_copy(
&land_row[copy_range.clone()],
&mut tex_row[copy_range],
- sprite_row
+ sprite_row,
);
x_offset += land_sprite.width()
@@ -132,7 +144,7 @@
tex_row_copy(
&land_row[final_range.clone()],
&mut tex_row[final_range],
- &sprite_row[..land.width() - x_offset]
+ &sprite_row[..land.width() - x_offset],
);
}
}
@@ -149,10 +161,10 @@
land.rows().rev().zip(texture.rows_mut().rev()),
&mut offsets,
border_width,
- |x, y| border_sprite.get_pixel(
- x % border_sprite.width(),
- border_sprite.height() - 1 - y,
- )
+ |x, y| {
+ border_sprite
+ .get_pixel(x % border_sprite.width(), border_sprite.height() - 1 - y)
+ },
);
offsets.iter_mut().for_each(|v| *v = 255);
@@ -161,76 +173,7 @@
land.rows().zip(texture.rows_mut()),
&mut offsets,
border_width,
- |x, y| border_sprite.get_pixel(
- x % border_sprite.width(),
- y,
- )
- );
- }
-
- texture
- }
-
- // TODO: no way to pass both u8 & u32?
- pub fn make_texture32(&self, land: &Land2D<u32>, theme: &Theme) -> Vec2D<u32> {
- let mut texture = Vec2D::new(land.size(), 0);
-
- if let Some(land_sprite) = theme.land_texture() {
- for (row_index, (land_row, tex_row)) in land.rows()
- .zip(texture.rows_mut())
- .enumerate()
- {
- let sprite_row = land_sprite.get_row(row_index % land_sprite.height());
- let mut x_offset = 0;
- while sprite_row.len() < land.width() - x_offset {
- let copy_range = x_offset..x_offset + sprite_row.len();
- tex_row_copy32(
- &land_row[copy_range.clone()],
- &mut tex_row[copy_range],
- sprite_row
- );
-
- x_offset += land_sprite.width()
- }
-
- if x_offset < land.width() {
- let final_range = x_offset..land.width();
- tex_row_copy32(
- &land_row[final_range.clone()],
- &mut tex_row[final_range],
- &sprite_row[..land.width() - x_offset]
- );
- }
- }
- }
-
- if let Some(border_sprite) = theme.border_texture() {
- assert!(border_sprite.height() <= 512);
- let border_width = (border_sprite.height() / 2) as u8;
- let border_sprite = border_sprite.to_tiled();
-
- let mut offsets = vec![255u8; land.width()];
-
- land_border_pass32(
- land.rows().rev().zip(texture.rows_mut().rev()),
- &mut offsets,
- border_width,
- |x, y| border_sprite.get_pixel(
- x % border_sprite.width(),
- border_sprite.height() - 1 - y,
- )
- );
-
- offsets.iter_mut().for_each(|v| *v = 255);
-
- land_border_pass32(
- land.rows().zip(texture.rows_mut()),
- &mut offsets,
- border_width,
- |x, y| border_sprite.get_pixel(
- x % border_sprite.width(),
- y,
- )
+ |x, y| border_sprite.get_pixel(x % border_sprite.width(), y),
);
}
@@ -279,22 +222,22 @@
(red as u32) << 0 | (green as u32) << 8 | (blue as u32) << 16 | (alpha as u32) << 24
}
-fn land_border_pass<'a, T, F>(rows: T, offsets: &mut [u8], border_width: u8, pixel_getter: F)
- where T: Iterator<Item = (&'a [u8], &'a mut [u32])>,
- F: (Fn(usize, usize) -> u32)
+fn land_border_pass<'a, LandT, T, F>(rows: T, offsets: &mut [u8], border_width: u8, pixel_getter: F)
+where
+ LandT: Default + PartialEq + 'a,
+ T: Iterator<Item = (&'a [LandT], &'a mut [u32])>,
+ F: (Fn(usize, usize) -> u32),
{
for (land_row, tex_row) in rows {
- for (x, ((land_v, tex_v), offset_v)) in land_row.iter()
+ for (x, ((land_v, tex_v), offset_v)) in land_row
+ .iter()
.zip(tex_row.iter_mut())
.zip(offsets.iter_mut())
.enumerate()
{
- *offset_v = if *land_v == 0 {
+ *offset_v = if *land_v == LandT::default() {
if *offset_v < border_width {
- *tex_v = blend(
- pixel_getter(x, *offset_v as usize),
- *tex_v,
- )
+ *tex_v = blend(pixel_getter(x, *offset_v as usize), *tex_v)
}
offset_v.saturating_add(1)
} else {
@@ -304,48 +247,12 @@
}
}
-fn land_border_pass32<'a, T, F>(rows: T, offsets: &mut [u8], border_width: u8, pixel_getter: F)
- where T: Iterator<Item = (&'a [u32], &'a mut [u32])>,
- F: (Fn(usize, usize) -> u32)
+fn tex_row_copy<LandT>(land_row: &[LandT], tex_row: &mut [u32], sprite_row: &[u32])
+where
+ LandT: Default + PartialEq,
{
- for (land_row, tex_row) in rows {
- for (x, ((land_v, tex_v), offset_v)) in land_row.iter()
- .zip(tex_row.iter_mut())
- .zip(offsets.iter_mut())
- .enumerate()
- {
- *offset_v = if *land_v == 0 {
- if *offset_v < border_width {
- *tex_v = blend(
- pixel_getter(x, *offset_v as usize),
- *tex_v,
- )
- }
- offset_v.saturating_add(1)
- } else {
- 0
- }
- }
- }
-}
-
-fn tex_row_copy(land_row: &[u8], tex_row: &mut [u32], sprite_row: &[u32]) {
- for ((land_v, tex_v), sprite_v) in
- land_row.iter().zip(tex_row.iter_mut()).zip(sprite_row)
- {
- *tex_v = if *land_v == 0 {
- *sprite_v
- } else {
- 0
- }
- }
-}
-
-fn tex_row_copy32(land_row: &[u32], tex_row: &mut [u32], sprite_row: &[u32]) {
- for ((land_v, tex_v), sprite_v) in
- land_row.iter().zip(tex_row.iter_mut()).zip(sprite_row)
- {
- *tex_v = if *land_v == 0 {
+ for ((land_v, tex_v), sprite_v) in land_row.iter().zip(tex_row.iter_mut()).zip(sprite_row) {
+ *tex_v = if *land_v == LandT::default() {
*sprite_v
} else {
0
@@ -355,10 +262,7 @@
#[cfg(test)]
mod tests {
- use crate::{
- MapGenerator,
- TemplateType
- };
+ use crate::{MapGenerator, TemplateType};
#[test]
fn simple_load() {
@@ -395,7 +299,9 @@
let mut generator = MapGenerator::new();
generator.import_yaml_templates(&text);
- assert!(generator.templates.contains_key(&TemplateType("test".to_string())));
+ assert!(generator
+ .templates
+ .contains_key(&TemplateType("test".to_string())));
let template = generator.get_template("test").unwrap();