added grass sprites

common/src/terrain/block.rs

@@ -90,6 +90,7 @@ pub enum BlockKind {
     ShinyGem,
     DropGate,
     DropGateBottom,
+    GrassSnow,
 }
 
 impl fmt::Display for BlockKind {
@@ -195,6 +196,7 @@ impl BlockKind {
             BlockKind::ShinyGem => true,
             BlockKind::DropGate => false,
             BlockKind::DropGateBottom => false,
+            BlockKind::GrassSnow => true,
             _ => false,
         }
     }
@@ -294,6 +296,7 @@ impl BlockKind {
             BlockKind::ShinyGem => false,
             BlockKind::DropGate => false,
             BlockKind::DropGateBottom => false,
+            BlockKind::GrassSnow => false,
             _ => true,
         }
     }
@@ -370,13 +373,14 @@ impl BlockKind {
             BlockKind::ShinyGem => false,
             BlockKind::DropGate => true,
             BlockKind::DropGateBottom => false,
+            BlockKind::GrassSnow => false,
             _ => true,
         }
     }
 
     pub fn is_explodable(&self) -> bool {
         match self {
-            BlockKind::Leaves | BlockKind::Grass | BlockKind::Rock => true,
+            BlockKind::Leaves | BlockKind::Grass | BlockKind::Rock | BlockKind::GrassSnow => true,
             _ => false,
         }
     }
@@ -497,7 +501,6 @@ impl Block {
             | BlockKind::DropGate
             | BlockKind::DropGateBottom
             | BlockKind::Door => Some(self.color[0] & 0b111),
-            
             _ => None,
         }
     }

voxygen/src/scene/terrain.rs

@@ -19,8 +19,8 @@ use crossbeam::channel;
 use dot_vox::DotVoxData;
 use hashbrown::HashMap;
 use std::{f32, fmt::Debug, i32, marker::PhantomData, time::Duration};
-use treeculler::{BVol, Frustum, AABB};
 use tracing::warn;
+use treeculler::{BVol, Frustum, AABB};
 use vek::*;
 
 struct TerrainChunkData {
@@ -359,6 +359,10 @@ fn sprite_config_for(kind: BlockKind) -> Option<SpriteConfig> {
             variations: 1,
             wind_sway: 0.0,
         }),
+        BlockKind::GrassSnow => Some(SpriteConfig {
+            variations: 10,
+            wind_sway: 0.2,
+        }),
         _ => None,
     }
 }
@@ -2759,6 +2763,87 @@ impl<V: RectRasterableVol> Terrain<V> {
                         Vec3::one(),
                     ),
                 ),
+                // Snow covered Grass
+                (
+                    (BlockKind::GrassSnow, 0),
+                    make_models(
+                        "voxygen.voxel.sprite.grass.grass_snow_0",
+                        Vec3::new(-2.5, -2.5, 0.0),
+                        Vec3::one(),
+                    ),
+                ),
+                (
+                    (BlockKind::GrassSnow, 1),
+                    make_models(
+                        "voxygen.voxel.sprite.grass.grass_snow_1",
+                        Vec3::new(-2.5, -2.5, 0.0),
+                        Vec3::one(),
+                    ),
+                ),
+                (
+                    (BlockKind::GrassSnow, 2),
+                    make_models(
+                        "voxygen.voxel.sprite.grass.grass_snow_2",
+                        Vec3::new(-2.5, -2.5, 0.0),
+                        Vec3::one(),
+                    ),
+                ),
+                (
+                    (BlockKind::GrassSnow, 3),
+                    make_models(
+                        "voxygen.voxel.sprite.grass.grass_snow_3",
+                        Vec3::new(-2.5, -2.5, 0.0),
+                        Vec3::one(),
+                    ),
+                ),
+                (
+                    (BlockKind::GrassSnow, 4),
+                    make_models(
+                        "voxygen.voxel.sprite.grass.grass_snow_4",
+                        Vec3::new(-2.5, -2.5, 0.0),
+                        Vec3::one(),
+                    ),
+                ),
+                (
+                    (BlockKind::GrassSnow, 5),
+                    make_models(
+                        "voxygen.voxel.sprite.grass.grass_snow_5",
+                        Vec3::new(-2.5, -2.5, 0.0),
+                        Vec3::one(),
+                    ),
+                ),
+                (
+                    (BlockKind::GrassSnow, 6),
+                    make_models(
+                        "voxygen.voxel.sprite.grass.grass_snow_6",
+                        Vec3::new(-2.5, -2.5, 0.0),
+                        Vec3::one(),
+                    ),
+                ),
+                (
+                    (BlockKind::GrassSnow, 7),
+                    make_models(
+                        "voxygen.voxel.sprite.grass.grass_snow_7",
+                        Vec3::new(-2.5, -2.5, 0.0),
+                        Vec3::one(),
+                    ),
+                ),
+                (
+                    (BlockKind::GrassSnow, 8),
+                    make_models(
+                        "voxygen.voxel.sprite.grass.grass_snow_8",
+                        Vec3::new(-2.5, -2.5, 0.0),
+                        Vec3::one(),
+                    ),
+                ),
+                (
+                    (BlockKind::GrassSnow, 9),
+                    make_models(
+                        "voxygen.voxel.sprite.grass.grass_snow_9",
+                        Vec3::new(-2.5, -2.5, 0.0),
+                        Vec3::one(),
+                    ),
+                ),
             ]
             .into_iter()
             .collect(),
@@ -3142,7 +3227,6 @@ impl<V: RectRasterableVol> Terrain<V> {
                 let dist_sqrd = Vec2::from(focus_pos).distance_squared(chunk_center);
                 if dist_sqrd < sprite_render_distance.powf(2.0) {
                     for (kind, instances) in &chunk.sprite_instances {
-
                         if let Some(models) = self.sprite_models.get(&kind) {
                             renderer.render_sprites(
                                 if dist_sqrd < sprite_high_detail_distance.powf(2.0) {

world/src/layer/mod.rs

@@ -1,26 +1,27 @@
 use crate::{
     column::ColumnSample,
-    util::{RandomField, Sampler},
     sim::SimChunk,
+    util::{RandomField, Sampler},
     Index,
 };
 use common::{
-    assets,
+    assets, comp,
-    comp,
+    generation::{ChunkSupplement, EntityInfo},
     lottery::Lottery,
     terrain::{Block, BlockKind},
     vol::{BaseVol, ReadVol, RectSizedVol, Vox, WriteVol},
-    generation::{ChunkSupplement, EntityInfo},
 };
 use noise::NoiseFn;
+use rand::prelude::*;
 use std::{
     f32,
     ops::{Mul, Sub},
 };
 use vek::*;
-use rand::prelude::*;
 
-fn close(x: f32, tgt: f32, falloff: f32) -> f32 { (1.0 - (x - tgt).abs() / falloff).max(0.0).powf(0.5) }
+fn close(x: f32, tgt: f32, falloff: f32) -> f32 {
+    (1.0 - (x - tgt).abs() / falloff).max(0.0).powf(0.5)
+}
 
 pub fn apply_scatter_to<'a>(
     wpos2d: Vec2<i32>,
@@ -32,11 +33,50 @@ pub fn apply_scatter_to<'a>(
     use BlockKind::*;
     let scatter: &[(_, fn(&SimChunk) -> (f32, Option<(f32, f32)>))] = &[
         // (density, Option<(wavelen, threshold)>)
-        (BlueFlower, |c| (close(c.temp, -0.3, 0.7).min(close(c.humidity, 0.6, 0.35)) * 0.05, Some((48.0, 0.6)))),
+        (BlueFlower, |c| {
-        (PinkFlower, |c| (close(c.temp, 0.15, 0.5).min(close(c.humidity, 0.6, 0.35)) * 0.05, Some((48.0, 0.6)))),
+            (
-        (DeadBush, |c| (close(c.temp, 0.8, 0.3).min(close(c.humidity, 0.0, 0.4)) * 0.015, None)),
+                close(c.temp, -0.3, 0.7).min(close(c.humidity, 0.6, 0.35)) * 0.05,
+                Some((48.0, 0.6)),
+            )
+        }),
+        (PinkFlower, |c| {
+            (
+                close(c.temp, 0.15, 0.5).min(close(c.humidity, 0.6, 0.35)) * 0.05,
+                Some((48.0, 0.6)),
+            )
+        }),
+        (DeadBush, |c| {
+            (
+                close(c.temp, 0.8, 0.3).min(close(c.humidity, 0.0, 0.4)) * 0.015,
+                None,
+            )
+        }),
         (Twigs, |c| ((c.tree_density - 0.5).max(0.0) * 0.0025, None)),
         (Stones, |c| ((c.rockiness - 0.5).max(0.0) * 0.005, None)),
+        (ShortGrass, |c| {
+            (
+                close(c.temp, 0.3, 0.4).min(close(c.humidity, 0.6, 0.35)) * 0.05,
+                Some((48.0, 0.4)),
+            )
+        }),
+        (MediumGrass, |c| {
+            (
+                close(c.temp, 0.0, 0.6).min(close(c.humidity, 0.6, 0.35)) * 0.05,
+                Some((48.0, 0.2)),
+            )
+        }),
+        (LongGrass, |c| {
+            (
+                close(c.temp, 0.4, 0.4).min(close(c.humidity, 0.8, 0.2)) * 0.05,
+                Some((48.0, 0.1)),
+            )
+        }),
+        (GrassSnow, |c| {
+            (
+                close(c.temp, -0.4, 0.4).min(close(c.rockiness, 0.0, 0.5)),
+                Some((48.0, 0.6)),
+            )
+        }),
     ];
 
     for y in 0..vol.size_xy().y as i32 {
@@ -52,15 +92,17 @@ pub fn apply_scatter_to<'a>(
                 continue;
             };
 
-            let bk = scatter
+            let bk = scatter.iter().enumerate().find_map(|(i, (bk, f))| {
-                .iter()
-                .enumerate()
-                .find_map(|(i, (bk, f))| {
                 let (density, patch) = f(chunk);
-                    if density <= 0.0 || patch.map(|(wavelen, threshold)| index
+                if density <= 0.0
-                        .noise
+                    || patch
-                        .scatter_nz
+                        .map(|(wavelen, threshold)| {
-                        .get(wpos2d.map(|e| e as f64 / wavelen as f64 + i as f64 * 43.0).into_array()) < threshold as f64)
+                            index.noise.scatter_nz.get(
+                                wpos2d
+                                    .map(|e| e as f64 / wavelen as f64 + i as f64 * 43.0)
+                                    .into_array(),
+                            ) < threshold as f64
+                        })
                         .unwrap_or(false)
                     || !RandomField::new(i as u32).chance(Vec3::new(wpos2d.x, wpos2d.y, 0), density)
                 {
@@ -73,8 +115,15 @@ pub fn apply_scatter_to<'a>(
             if let Some(bk) = bk {
                 let mut z = col_sample.alt as i32 - 4;
                 for _ in 0..8 {
-                    if vol.get(Vec3::new(offs.x, offs.y, z)).map(|b| !b.is_solid()).unwrap_or(true) {
+                    if vol
-                        let _ = vol.set(Vec3::new(offs.x, offs.y, z), Block::new(bk, Rgb::broadcast(0)));
+                        .get(Vec3::new(offs.x, offs.y, z))
+                        .map(|b| !b.is_solid())
+                        .unwrap_or(true)
+                    {
+                        let _ = vol.set(
+                            Vec3::new(offs.x, offs.y, z),
+                            Block::new(bk, Rgb::broadcast(0)),
+                        );
                         break;
                     }
                     z += 1;
@@ -295,7 +344,11 @@ pub fn apply_caves_supplement<'a>(
                 if RandomField::new(index.seed).chance(wpos2d.into(), 0.00005)
                     && cave_base < surface_z as i32 - 40
                 {
-                    let entity = EntityInfo::at(Vec3::new(wpos2d.x as f32, wpos2d.y as f32, cave_base as f32))
+                    let entity = EntityInfo::at(Vec3::new(
+                        wpos2d.x as f32,
+                        wpos2d.y as f32,
+                        cave_base as f32,
+                    ))
                     .with_alignment(comp::Alignment::Enemy)
                     .with_body(match rng.gen_range(0, 6) {
                         0 => {