Improvement: Replace all '..=b' with '..b + 1'

client/src/lib.rs

@@ -411,7 +411,7 @@ impl Client {
 
             // Request chunks from the server.
             let mut all_loaded = true;
-            'outer: for dist in 0..=view_distance as i32 {
+            'outer: for dist in 0..(view_distance as i32) + 1 {
                 // Only iterate through chunks that need to be loaded for circular vd
                 // The (dist - 2) explained:
                 // -0.5 because a chunk is visible if its corner is within the view distance
@@ -428,7 +428,7 @@ impl Client {
                     dist
                 };
 
-                for i in -top..=top {
+                for i in -top..top + 1 {
                     let keys = [
                         chunk_pos + Vec2::new(dist, i),
                         chunk_pos + Vec2::new(i, dist),

common/src/region.rs

@@ -372,8 +372,8 @@ pub fn regions_in_vd(pos: Vec3<f32>, vd: f32) -> HashSet<Vec2<i32>> {
     let max = RegionMap::pos_key(pos_xy.map(|e| (e + vd_extended) as i32));
     let min = RegionMap::pos_key(pos_xy.map(|e| (e - vd_extended) as i32));
 
-    for x in min.x..=max.x {
+    for x in min.x..max.x + 1 {
-        for y in min.y..=max.y {
+        for y in min.y..max.y + 1 {
             let key = Vec2::new(x, y);
 
             if region_in_vd(key, pos, vd) {

common/src/sys/phys.rs

@@ -110,8 +110,10 @@ impl<'a> System<'a> for Sys {
             let hdist = player_rad.ceil() as i32;
             let vdist = player_height.ceil() as i32;
             // Neighbouring blocks iterator
-            let near_iter = (-hdist..=hdist)
+            let near_iter = (-hdist..hdist + 1)
-                .map(move |i| (-hdist..=hdist).map(move |j| (0..=vdist).map(move |k| (i, j, k))))
+                .map(move |i| {
+                    (-hdist..hdist + 1).map(move |j| (0..vdist + 1).map(move |k| (i, j, k)))
+                })
                 .flatten()
                 .flatten();
 

common/src/volumes/vol_grid_2d.rs

@@ -69,8 +69,8 @@ impl<I: Into<Aabr<i32>>, V: RectRasterableVol + ReadVol + Debug> SampleVol<I> fo
         let mut sample = VolGrid2d::new()?;
         let chunk_min = Self::chunk_key(range.min);
         let chunk_max = Self::chunk_key(range.max);
-        for x in chunk_min.x..=chunk_max.x {
+        for x in chunk_min.x..chunk_max.x + 1 {
-            for y in chunk_min.y..=chunk_max.y {
+            for y in chunk_min.y..chunk_max.y + 1 {
                 let chunk_key = Vec2::new(x, y);
 
                 let chunk = self.get_key_arc(chunk_key).cloned();

common/src/volumes/vol_grid_3d.rs

@@ -73,9 +73,9 @@ impl<I: Into<Aabb<i32>>, V: RasterableVol + ReadVol + Debug> SampleVol<I> for Vo
         let mut sample = VolGrid3d::new()?;
         let chunk_min = Self::chunk_key(range.min);
         let chunk_max = Self::chunk_key(range.max);
-        for x in chunk_min.x..=chunk_max.x {
+        for x in chunk_min.x..chunk_max.x + 1 {
-            for y in chunk_min.y..=chunk_max.y {
+            for y in chunk_min.y..chunk_max.y + 1 {
-                for z in chunk_min.z..=chunk_max.z {
+                for z in chunk_min.z..chunk_max.z + 1 {
                     let chunk_key = Vec3::new(x, y, z);
 
                     let chunk = self.get_key_arc(chunk_key).cloned();

server/src/lib.rs

@@ -132,7 +132,7 @@ impl Server {
             // until the first air block is found
             // (up to max_z + 1, because max_z could still be a soild block)
             // if no air block is found default to max_z + 1
-            let z = (min_z..=max_z + 1)
+            let z = (min_z..(max_z + 1) + 1)
                 .find(|z| {
                     block_sampler
                         .get_with_z_cache(

voxygen/src/menu/main/client_init.rs

@@ -51,7 +51,7 @@ impl ClientInit {
 
                     let mut last_err = None;
 
-                    'tries: for _ in 0..=60 {
+                    'tries: for _ in 0..60 + 1 {
                         // 300 Seconds
                         if cancel2.load(Ordering::Relaxed) {
                             break;

world/src/sim/mod.rs

@@ -454,8 +454,8 @@ impl WorldSim {
                 _ => {}
             } */
             let pos = uniform_idx_as_vec2(posi);
-            for x in pos.x - 1..=pos.x + 1 {
+            for x in pos.x - 1..(pos.x + 1) + 1 {
-                for y in pos.y - 1..=pos.y + 1 {
+                for y in pos.y - 1..(pos.y + 1) + 1 {
                     if x >= 0 && y >= 0 && x < WORLD_SIZE.x as i32 && y < WORLD_SIZE.y as i32 {
                         let posi = vec2_as_uniform_idx(Vec2::new(x, y));
                         if !is_underwater(posi) {

world/src/sim/util.rs

@@ -101,7 +101,7 @@ pub fn cdf_irwin_hall<const N: usize>(weights: &[f32; N], samples: [f32; N]) ->
     y /= weights.iter().product::<f32>();
 
     // Remember to multiply by 1 / N! at the end.
-    y / (1..=N as i32).product::<i32>() as f32
+    y / (1..(N as i32) + 1).product::<i32>() as f32
 }
 
 /// First component of each element of the vector is the computed CDF of the noise function at this