small fixes

src/app/world_gen.rs

@@ -31,7 +31,7 @@ impl WorldGen {
         for lx in 0..BLOCK_SIZE {
             for lz in 0..BLOCK_SIZE {
                 let value = (noise.get([(x + lx) as f64 / SCALE, (z + lz) as f64 /SCALE]) + 1.0) / 2.0;
-                let mut h = (value * 30.0) as usize + 1;
+                let mut h = (value * 30.0) as usize;
                 h += (rand.gen::<f32>() * 2.0) as usize;
                 if h > max { max = h; }
                 map[lx][lz] = h;
@@ -47,11 +47,12 @@ impl WorldGen {
         let mut rng = rand::thread_rng();
         let mut dirty: Vec<usize> = Vec::new();
 
-        for bx in 0..48 {
-            for bz in 0..48 {
+        for bx in 0..16 {
+            for bz in 0..16 {
                 // Generate height map
                 let (map, max) = WorldGen::gen_height_map(bx, bz, &mut rng, noise);
-                let bh = max % BLOCK_SIZE;
+                let bh = (max / BLOCK_SIZE) + 1;
+
                 // Generate blocks
                 for by in 0..bh {
                     // Get
@@ -63,8 +64,7 @@ impl WorldGen {
                             // TODO
                             let h = map[x][z];
                             for y in 0..h {
-                                let val = if y+1 == h { 2 } else { 1 };
-                                b.set(Point3{x, y, z}, val);
+                                b.set(Point3{x, y, z}, 2);
                             }
                         }
                     }

src/renderer/buffers/blocks.rs

@@ -92,7 +92,7 @@ impl Blocks {
         // Data
         let mut blocks = vec![Block::new(); BLOCK_ARR_LEN].into_boxed_slice();
         for (i, b) in blocks.iter_mut().enumerate() { b.id = i; }
-        println!("block buffer size: {} MB", BLOCK_TEX_LEN as f32 / 1024.0 / 1024.0);
+        println!("Blocks size: {} MB, max: {}", BLOCK_TEX_LEN as f32 / 1024.0 / 1024.0, BLOCK_ARR_LEN);
 
         // Done
         Self { blocks, texture, bind_layout, bind_group, free_block: 0 }
@@ -148,7 +148,7 @@ impl Blocks {
     */
     pub fn alloc(&mut self) -> &mut Block {
         // Make sure we still have some free blocks
-        if self.free_block >= self.blocks.len() { panic!("No more free blocks! we should consider reusing blocks..."); }
+        if self.free_block >= BLOCK_ARR_LEN { panic!("No more free blocks! we should consider reusing blocks..."); }
 
         self.free_block += 1;
         &mut self.blocks[self.free_block - 1]

src/renderer/buffers/mod.rs

@@ -8,7 +8,7 @@ pub const NODE_TEX_SIZE: usize = 48; // 32x32x32 nodes in texture
 
 pub const NODE_TEX_LEN: usize = NODE_TEX_SIZE*NODE_TEX_SIZE*NODE_TEX_SIZE; // Number of u32 in node texture
 pub const BLOCK_LEN : usize = BLOCK_SIZE*BLOCK_SIZE*BLOCK_SIZE; // Number of u8 in one block
-pub const BLOCK_ARR_LEN: usize = NODE_TEX_SIZE*NODE_TEX_SIZE; // Number of blocks in texture
+pub const BLOCK_ARR_LEN: usize = BLOCK_TEX_SIZE*BLOCK_TEX_SIZE; // Number of blocks in texture
 pub const BLOCK_TEX_LEN: usize = BLOCK_TEX_SIZE*BLOCK_TEX_SIZE * BLOCK_LEN; // Number of u8 in block texture