seeding! hooray!

godot/.import/default.png-13971fa1f37d4ea367b7aa5973d2bb0a.md5

@@ -1,3 +1,3 @@
-source_md5="d864960022980c4270042a1ed80b9ac4"
-dest_md5="5f766eea69301dc969f05fac899cb4cb"
+source_md5="30885b768ea8e61f6f1072099ba8c3af"
+dest_md5="3858a5d8c4a4ecf0f3bd148fa4d0440a"
 

godot/world/StateApi.gd

@@ -2,8 +2,8 @@ extends Node
 
 export var xsize = 64
 export var ysize = 64
-export var zsize = 8
-export var cityname = "cool city"
+export var zsize = 6
+export var cityname = "night city"
 
 func _ready():
 	StateServer.generate_world(xsize, ysize, zsize, cityname)

routes-native/src/stateserver/world.rs

@@ -1,9 +1,8 @@
 use gdnative::prelude::*;
-use rand::{prelude::StdRng, SeedableRng};
+use rand::prelude::StdRng;
 use rand::prelude::*;
 use rand_seeder::Seeder;
-use strum::{EnumCount, IntoEnumIterator};
-
+use strum::EnumCount;
 
 mod tiles;
 
@@ -13,6 +12,7 @@ pub struct World {
     pub zsize: usize,
     tiles: Vec<Vec<Vec<tiles::Tiletypes>>>,
     seed: String,
+    tileattributes: tiles::Attributelists,
 }
 
 impl World {
@@ -40,17 +40,35 @@ impl World {
             for y in 0..self.ysize {
                 for z in 0..self.zsize {
                     ret.push(Vector3::new(x as f32, y as f32, z as f32));
-                    self.tiles[x][y][z] = tiles::Tiletypes::from_repr(
-                        rng.gen_range(0..tiles::Tiletypes::COUNT) as u8,
-                    )
-                    .unwrap();
+                    self.tiles[x][y][z] = self.new_tile_init_step(x, y, z, &mut rng)
                 }
             }
         }
         ret
     }
 
-    fn tile_at(&self, x: usize, y: usize, z:usize) -> tiles::Tiletypes {
+    fn new_tile_init_step(&self, x: usize, y: usize, z: usize, rng: &mut StdRng) -> tiles::Tiletypes {
+        // first generate bedrock
+        if z == 0 {
+            if y == 0 || x == 0 || y == self.ysize - 1 || x == self.xsize - 1{
+                return tiles::Tiletypes::Water;
+            }
+            let random = rng.gen_range(0..3) as u8;
+            match random {
+                0 => return tiles::Tiletypes::Grass,
+                _ => return self.tileattributes.bedrock.choose(rng).unwrap().to_owned(),
+            }
+        }
+
+        // then make sure the top row of tiles is air
+        if z == self.zsize - 1
+            || !tiles::Tile::new(self.tiles[x][y][z - 1]).is_support
+            || tiles::Tile::new(self.tiles[x][y][z - 1]).must_be_on_top
+        {
+            return tiles::Tiletypes::Air;
+        }
+
+        // if no tile fits, then return air
         tiles::Tiletypes::Air
     }
 
@@ -61,6 +79,7 @@ impl World {
             zsize,
             tiles: get_vec3(xsize, ysize, zsize),
             seed,
+            tileattributes: tiles::Attributelists::new(),
         }
     }
 }

routes-native/src/stateserver/world/tiles.rs

@@ -1,5 +1,5 @@
 use derive_builder::Builder;
-use strum::{AsRefStr, EnumCount, EnumDiscriminants, EnumIter, FromRepr};
+use strum::{AsRefStr, EnumCount, EnumDiscriminants, EnumIter, FromRepr, IntoEnumIterator};
 
 #[derive(AsRefStr, EnumIter, FromRepr, EnumDiscriminants, Clone, Copy, PartialEq, EnumCount)]
 #[repr(u8)]
@@ -9,6 +9,7 @@ pub enum Tiletypes {
     Grass,
     Dirt,
     Sand,
+    Rock,
 }
 
 #[allow(dead_code)]
@@ -16,19 +17,17 @@ pub enum Tiletypes {
 pub struct Tile {
     kind: Tiletypes,
     #[builder(default = "true")]
-    is_support: bool,
-    #[builder(default = "true")]
-    needs_support: bool,
-    #[builder(default = "vec![]")]
-    can_be_above: Vec<Tiletypes>,
-    #[builder(default = "vec![]")]
-    can_be_next_to: Vec<Tiletypes>,
+    pub is_support: bool,
     #[builder(default = "true")]
     pub hide_top_left: bool,
     #[builder(default = "true")]
     pub hide_top_right: bool,
     #[builder(default = "true")]
     pub hide_below: bool,
+    #[builder(default = "false")]
+    pub must_be_on_top: bool,
+    #[builder(default = "true")]
+    pub can_be_bedrock: bool,
 }
 
 impl Tile {
@@ -42,6 +41,21 @@ impl Tile {
                     .hide_below(false)
                     .hide_top_right(false)
                     .hide_top_left(false)
+                    .can_be_bedrock(false)
+                    .build()
+                    .unwrap()
+            }
+            Tiletypes::Water => {
+                tile = TileBuilder::default()
+                    .kind(kind)
+                    .is_support(false)
+                    .build()
+                    .unwrap()
+            }
+            Tiletypes::Grass => {
+                tile = TileBuilder::default()
+                    .kind(kind)
+                    .must_be_on_top(true)
                     .build()
                     .unwrap()
             }
@@ -53,3 +67,18 @@ impl Tile {
         self.kind.as_ref().to_string()
     }
 }
+
+pub struct Attributelists {
+    pub bedrock: Vec<Tiletypes>,
+}
+
+impl Attributelists {
+    pub fn new() -> Attributelists{
+    let mut bedrock: Vec<Tiletypes> = vec![];
+        for tiletype in Tiletypes::iter(){
+            let tile = Tile::new(tiletype);
+            if tile.can_be_bedrock { bedrock.push(tiletype); }
+        }
+    Attributelists { bedrock }
+    }
+}