fix NaN

sqrt(-x)
Uriopass · Dec 17, 2023 · df8b813 · df8b813
1 parent 1de17d6
commit df8b813
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Showing 3 changed files with 3 additions and 3 deletions.
diff --git a/assets/shaders/terrain/unpack.wgsl b/assets/shaders/terrain/unpack.wgsl
@@ -10,7 +10,7 @@ fn unpack_height(h: u32) -> f32 {
 fn unpack_normal(v: u32) -> vec3<f32> {
     let x = f32(v >> 8u) / 128.0 - 1.0;
     let y = f32(v & 0xFFu) / 128.0 - 1.0;
-    let z = sqrt(1.0 - x * x - y * y);
+    let z = sqrt(max(0.0, 1.0 - x * x - y * y));
 
     return vec3<f32>(x, y, z);
 }
diff --git a/native_app/src/gui/mod.rs b/native_app/src/gui/mod.rs
@@ -107,6 +107,7 @@ impl Default for InspectedEntity {
 
 #[derive(Copy, Clone, Default, Serialize, Deserialize, Eq, PartialEq)]
 pub enum Tool {
+    #[default]
     Hand,
     RoadbuildStraight,
     RoadbuildCurved,
@@ -115,7 +116,6 @@ pub enum Tool {
     LotBrush,
     SpecialBuilding,
     Train,
-    #[default]
     Terraforming,
 }
 

diff --git a/native_app/src/gui/terraforming.rs b/native_app/src/gui/terraforming.rs
@@ -145,7 +145,7 @@ pub fn terraforming(sim: &Simulation, uiworld: &mut UiWorld) {
 impl Default for TerraformingResource {
     fn default() -> Self {
         Self {
-            kind: TerraformKind::Erode,
+            kind: TerraformKind::Elevation,
             radius: 200.0,
             amount: 200.0,
             level: None,