occlusion part 2

src/game.rs

@@ -6,7 +6,8 @@ use bevy::prelude::*;
 use noise::{NoiseFn, Perlin};
 use rand::prelude::*;
 
-pub const Z_INDEX: f32 = 0.;
+#[derive(Resource)]
+pub struct ZIndex(pub f32);
 
 pub fn setup_level(mut commands: Commands, asset_server: Res<AssetServer>) {
     setup_tilemap(&mut commands, &asset_server);
@@ -26,9 +27,9 @@ pub fn setup_level(mut commands: Commands, asset_server: Res<AssetServer>) {
 fn setup_tilemap(commands: &mut Commands, asset_server: &Res<AssetServer>) {
     let perlin = Perlin::new(0);
 
-    for x in -15..15 {
-        for y in -15..15 {
-            for z in -2..15 {
+    for x in -50..50 {
+        for y in -50..50 {
+            for z in -5..40 {
                 let position = Vec3::new(x as f32 * TILE_SIZE, y as f32 * TILE_SIZE, -z as f32);
 
                 // Generate Perlin noise value