rework pathfinding, game entity fog rendering, and tilemap usage

src/tiles.rs

@@ -1,4 +1,5 @@
 use crate::tile::{FixtureTile, FloorTile, TileState};
+use crate::tilemap::Z_BELOW;
 use crate::{constants::*, tilemap};
 use bevy::asset::RenderAssetUsages;
 use bevy::prelude::*;
@@ -33,6 +34,9 @@ const LOG_PATH: &str = "log.png";
 const LEAVES_PATH: &str = "leaves.png";
 
 pub fn initialize_textures(mut commands: Commands, asset_server: Res<AssetServer>) {
+    println!("");
+    println!("####################");
+    let start = Instant::now();
     let mut textures: HashMap<String, Handle<Image>> = HashMap::new();
     let mut texture_ids: HashMap<u32, String> = HashMap::new();
     texture_ids.insert(u32::MAX, DEFAULT_TEXTURE.to_string());
@@ -82,6 +86,7 @@ pub fn initialize_textures(mut commands: Commands, asset_server: Res<AssetServer
 
     commands.insert_resource(Textures { handles: textures });
     commands.insert_resource(TextureIDs { refs: texture_ids });
+    println!("Textures initialized in {:.2?}", start.elapsed());
 }
 
 #[derive(Debug, PartialEq)]
@@ -97,6 +102,7 @@ pub struct CurrentWorldSpriteState {
     pub state: TerrainSpriteState,
 }
 
+use std::process::exit;
 use std::sync::Mutex;
 use std::time::Instant;
 
@@ -153,9 +159,7 @@ pub fn build_quilted_terrain_sprites(
         let position = Vec2::new(transform.translation.x, transform.translation.y);
 
         for z_index in 0..=tilemap::Z_TOTAL as usize {
-            let is_visible =
-                (floortile.visible_range[z_index / 32] & (1 << (z_index % 32) as u32)) != 0;
-            if is_visible {
+            if (floortile.visible_range[z_index / 32] & (1 << (z_index % 32) as u32)) != 0 {
                 tiles_by_z
                     .entry(z_index)
                     .or_default()
@@ -306,7 +310,7 @@ pub fn build_quilted_terrain_sprites(
                 Transform::from_xyz(
                     center_x - TILE_SIZE / 2.0,
                     center_y - TILE_SIZE / 2.0,
-                    -10.0 * TILE_SIZE,
+                    -Z_BELOW * TILE_SIZE,
                 )
                 .with_scale(Vec3::splat(PIXEL_RATIO)),
                 Visibility::Hidden,
@@ -317,10 +321,7 @@ pub fn build_quilted_terrain_sprites(
 
     quilt_cache.dirty_indices.clear();
     cwss.state = TerrainSpriteState::RenderReady;
-    println!(
-        "Quilted world sprites built. Elapsed: {:.2?}",
-        now.elapsed()
-    );
+    println!("Terrain sprites baked in: {:.2?}", now.elapsed());
 }
 
 // Helper function to blit a texture onto another texture