Specialised giant trees

assets/voxygen/shaders/particle-vert.glsl

@@ -275,7 +275,7 @@ void main() {
                 vec3(0, 0, -2)
             ) + vec3(sin(lifetime), sin(lifetime + 0.7), sin(lifetime * 0.5)) * 2.0,
             vec3(4),
-            vec4(vec3(0.2 + rand7 * 0.2, 0.2 + (0.5 + rand6 * 0.5) * 0.6, 0) * (0.25 + rand1 * 0.5), 1),
+            vec4(vec3(0.2 + rand7 * 0.2, 0.2 + (0.25 + rand6 * 0.5) * 0.3, 0) * (0.75 + rand1 * 0.5), 1),
             spin_in_axis(vec3(rand6, rand7, rand8), rand9 * 3 + lifetime * 5)
         );
     } else if (inst_mode == SNOW) {

common/src/terrain/block.rs

@@ -196,8 +196,8 @@ impl Block {
     #[inline]
     pub fn get_max_sunlight(&self) -> Option<u8> {
         match self.kind() {
-            BlockKind::Water => Some(3),
+            BlockKind::Water => Some(4),
-            BlockKind::Leaves => Some(6),
+            BlockKind::Leaves => Some(10),
             _ if self.is_opaque() => Some(0),
             _ => None,
         }

world/src/all.rs

@@ -13,6 +13,7 @@ pub enum ForestKind {
     Birch,
     Mangrove,
     Swamp,
+    Giant,
 }
 
 pub struct Environment {
@@ -25,26 +26,28 @@ impl ForestKind {
     pub fn humid_range(&self) -> Range<f32> {
         match self {
             ForestKind::Palm => 0.25..1.4,
-            ForestKind::Acacia => 0.1..0.6,
+            ForestKind::Acacia => 0.05..0.55,
             ForestKind::Baobab => 0.2..0.6,
-            ForestKind::Oak => 0.5..1.5,
+            ForestKind::Oak => 0.35..1.5,
             ForestKind::Pine => 0.2..1.4,
             ForestKind::Birch => 0.0..0.6,
-            ForestKind::Mangrove => 0.7..1.3,
+            ForestKind::Mangrove => 0.65..1.3,
             ForestKind::Swamp => 0.5..1.1,
+            _ => 0.0..0.0
         }
     }
 
     pub fn temp_range(&self) -> Range<f32> {
         match self {
             ForestKind::Palm => 0.4..1.6,
-            ForestKind::Acacia => 0.4..1.6,
+            ForestKind::Acacia => 0.3..1.6,
             ForestKind::Baobab => 0.4..0.9,
-            ForestKind::Oak => -0.35..0.5,
+            ForestKind::Oak => -0.35..0.6,
             ForestKind::Pine => -1.8..-0.2,
             ForestKind::Birch => -0.7..0.25,
             ForestKind::Mangrove => 0.4..1.6,
             ForestKind::Swamp => -0.6..0.8,
+            _ => 0.0..0.0,
         }
     }
 
@@ -67,6 +70,7 @@ impl ForestKind {
             ForestKind::Birch => 0.65,
             ForestKind::Mangrove => 1.0,
             ForestKind::Swamp => 1.0,
+            _ => 0.0,
         }
     }
 

world/src/layer/tree.rs

@@ -124,6 +124,15 @@ pub fn apply_trees_to(canvas: &mut Canvas) {
                                 ForestKind::Birch => *BIRCHES,
                                 ForestKind::Mangrove => *MANGROVE_TREES,
                                 ForestKind::Swamp => *SWAMP_TREES,
+                                ForestKind::Giant => {
+                                    break 'model TreeModel::Procedural(
+                                        ProceduralTree::generate(
+                                            TreeConfig::giant(&mut RandomPerm::new(seed), scale),
+                                            &mut RandomPerm::new(seed),
+                                        ),
+                                        StructureBlock::TemperateLeaves,
+                                    );
+                                },
                             }
                         };
 
@@ -283,12 +292,32 @@ impl TreeConfig {
             straightness: 0.0,
             max_depth: 1,
             splits: 50.0..70.0,
-            split_range: 0.2..1.2,
+            split_range: 0.1..1.2,
             branch_len_bias: 0.75,
             leaf_vertical_scale: 0.3,
             proportionality: 1.0,
         }
     }
+
+    pub fn giant(rng: &mut impl Rng, scale: f32) -> Self {
+        let scale = scale * (1.0 + rng.gen::<f32>().powi(4));
+        let log_scale = 1.0 + scale.log2().max(0.0);
+
+        Self {
+            trunk_len: 9.0 * scale,
+            trunk_radius: 4.0 * scale,
+            branch_child_len: 0.9,
+            branch_child_radius: 0.7,
+            leaf_radius: 1.5 * log_scale..2.0 * log_scale,
+            straightness: 0.4,
+            max_depth: (6.0 + log_scale) as usize,
+            splits: 1.8..3.0,
+            split_range: 0.8..1.5,
+            branch_len_bias: 0.0,
+            leaf_vertical_scale: 1.0,
+            proportionality: 0.0,
+        }
+    }
 }
 
 // TODO: Rename this to `Tree` when the name conflict is gone

world/src/sim/mod.rs

@@ -2017,7 +2017,7 @@ impl WorldSim {
                         .enumerate()
                         .map(|(i, fk)| {
                             const CLUSTER_SIZE: f64 = 48.0;
-                            let nz = (FastNoise2d::new(i as u32).get(wpos.map(|e| e as f64) / CLUSTER_SIZE) + 1.0) / 2.0;
+                            let nz = (FastNoise2d::new(i as u32).get(pos.map(|e| e as f64) / CLUSTER_SIZE) + 1.0) / 2.0;
                             (fk.proclivity(&env) * nz, fk)
                         })
                         .collect::<Vec<_>>())
@@ -2029,8 +2029,8 @@ impl WorldSim {
             .map(move |(pos, seed)| TreeAttr {
                 pos,
                 seed,
-                scale: 4.0,
+                scale: 5.0,
-                forest_kind: ForestKind::Oak,
+                forest_kind: ForestKind::Giant,
             });
 
         normal_trees.chain(giant_trees)