Add lots of wind sources at the western border of map and make them tweakable

Cargo.lock

@@ -5962,6 +5962,7 @@ dependencies = [
  "futures-util",
  "hashbrown 0.11.2",
  "humantime",
+ "inline_tweak",
  "itertools 0.10.0",
  "lazy_static",
  "num_cpus",

server/Cargo.toml

@@ -21,7 +21,7 @@ common-net = { package = "veloren-common-net", path = "../common/net" }
 world = { package = "veloren-world", path = "../world" }
 network = { package = "veloren-network", path = "../network", features = ["metrics", "compression", "quic"], default-features = false }
 
-# inline_tweak = "1.0.8"
+inline_tweak = "1.0.8"
 
 specs = { git = "https://github.com/amethyst/specs.git", features = ["shred-derive"], rev = "f985bec5d456f7b0dd8aae99848f9473c2cd9d46" }
 specs-idvs = { git = "https://gitlab.com/veloren/specs-idvs.git", rev = "8be2abcddf8f524cb5876e8dd20a7e47cfaf7573" }

server/src/sys/windsim.rs

@@ -7,6 +7,7 @@ use common::{
 use common_ecs::{Job, Origin, Phase, System};
 use specs::{Read, Write};
 use vek::*;
+use rand::Rng;
 
 /// This system updates the wind grid for the entire map
 #[derive(Default)]
@@ -20,18 +21,26 @@ impl<'a> System<'a> for Sys {
     const PHASE: Phase = Phase::Create;
 
     fn run(_job: &mut Job<Self>, (dt, mut windsim): Self::SystemData) {
-        let wind_sources: Vec<(Pos, Vel)> = vec![(
-            Pos(Vec3 {
-                x: 9999.0,
-                y: 9599.0,
-                z: 200.0,
-            }),
-            Vel(Vec3 {
-                x: 100.0,
-                y: 100.0,
-                z: 500.0,
-            }),
-        )];
+        let mut rng = rand::thread_rng();
+        let wind_sources: Vec<(Pos, Vel)> = (0..1000)
+            .map(|y| {
+                let r1 = rng.gen_range(0.0..std::f32::consts::PI / 2.0);
+                let r2 = rng.gen_range(0.0..std::f32::consts::PI / 2.0);
+                let r = (r1 + r2) / 2.0;
+                (
+                    Pos(Vec3 {
+                        x: inline_tweak::tweak!(5000.0),
+                        y: y as f32 * 32.0,
+                        z: inline_tweak::tweak!(200.0),
+                    }),
+                    Vel(Vec3 {
+                        x: inline_tweak::tweak!(30.0) * r.sin(),
+                        y: inline_tweak::tweak!(30.0) * r.cos(),
+                        z: inline_tweak::tweak!(30.0) * rng.gen_range(-0.25..0.25),
+                    }),
+                )
+            })
+            .collect::<Vec<_>>();
         windsim.tick(wind_sources, &dt);
     }
 }