Implement Clone for everything that can be cloned.

4 files changed, 22 insertions, 0 deletions

diff --git a/src/geometry/contact_generator/contact_generator_workspace.rs b/src/geometry/contact_generator/contact_generator_workspace.rs
index fb6d7b4..e89395f 100644
--- a/src/geometry/contact_generator/contact_generator_workspace.rs
+++ b/src/geometry/contact_generator/contact_generator_workspace.rs
@@ -9,6 +9,12 @@ use crate::geometry::contact_generator::{
 // Note we have this newtype because it simplifies the serialization/deserialization code.
 pub struct ContactGeneratorWorkspace(pub Box<dyn MaybeSerializableData>);
 
+impl Clone for ContactGeneratorWorkspace {
+    fn clone(&self) -> Self {
+        ContactGeneratorWorkspace(self.0.clone_dyn())
+    }
+}
+
 impl<T: MaybeSerializableData> From<T> for ContactGeneratorWorkspace {
     fn from(data: T) -> Self {
         Self(Box::new(data) as Box<dyn MaybeSerializableData>)
diff --git a/src/geometry/contact_generator/heightfield_shape_contact_generator.rs b/src/geometry/contact_generator/heightfield_shape_contact_generator.rs
index 62c6365..70360c9 100644
--- a/src/geometry/contact_generator/heightfield_shape_contact_generator.rs
+++ b/src/geometry/contact_generator/heightfield_shape_contact_generator.rs
@@ -12,6 +12,7 @@ use crate::ncollide::bounding_volume::BoundingVolume;
 use erased_serde::Serialize;
 
 #[cfg_attr(feature = "serde-serialize", derive(Serialize, Deserialize))]
+#[derive(Clone)]
 struct SubDetector {
     #[cfg_attr(feature = "serde-serialize", serde(skip))]
     generator: Option<PrimitiveContactGenerator>,
@@ -21,6 +22,7 @@ struct SubDetector {
 }
 
 #[cfg_attr(feature = "serde-serialize", derive(Serialize, Deserialize))]
+#[derive(Clone)]
 pub struct HeightFieldShapeContactGeneratorWorkspace {
     timestamp: bool,
     #[cfg_attr(feature = "serde-serialize", serde(skip))]
@@ -182,4 +184,8 @@ impl MaybeSerializableData for HeightFieldShapeContactGeneratorWorkspace {
             self,
         ))
     }
+
+    fn clone_dyn(&self) -> Box<dyn MaybeSerializableData> {
+        Box::new(self.clone())
+    }
 }
diff --git a/src/geometry/contact_generator/pfm_pfm_contact_generator.rs b/src/geometry/contact_generator/pfm_pfm_contact_generator.rs
index 027c398..e18e77f 100644
--- a/src/geometry/contact_generator/pfm_pfm_contact_generator.rs
+++ b/src/geometry/contact_generator/pfm_pfm_contact_generator.rs
@@ -9,6 +9,7 @@ use ncollide::query;
 use ncollide::query::algorithms::{gjk::GJKResult, VoronoiSimplex};
 
 #[cfg_attr(feature = "serde-serialize", derive(Serialize, Deserialize))]
+#[derive(Clone)]
 pub struct PfmPfmContactManifoldGeneratorWorkspace {
     #[cfg_attr(
         feature = "serde-serialize",
@@ -136,4 +137,8 @@ impl MaybeSerializableData for PfmPfmContactManifoldGeneratorWorkspace {
             self,
         ))
     }
+
+    fn clone(&self) -> Box<MaybeSerializableData> {
+        Box::new(self.clone())
+    }
 }
diff --git a/src/geometry/contact_generator/trimesh_shape_contact_generator.rs b/src/geometry/contact_generator/trimesh_shape_contact_generator.rs
index 26ccfaa..3f7d7cd 100644
--- a/src/geometry/contact_generator/trimesh_shape_contact_generator.rs
+++ b/src/geometry/contact_generator/trimesh_shape_contact_generator.rs
@@ -8,6 +8,7 @@ use crate::ncollide::bounding_volume::{BoundingVolume, AABB};
 use erased_serde::Serialize;
 
 #[cfg_attr(feature = "serde-serialize", derive(Serialize, Deserialize))]
+#[derive(Clone)]
 pub struct TrimeshShapeContactGeneratorWorkspace {
     interferences: Vec<usize>,
     local_aabb2: AABB<f32>,
@@ -213,4 +214,8 @@ impl MaybeSerializableData for TrimeshShapeContactGeneratorWorkspace {
             self,
         ))
     }
+
+    fn clone_dyn(&self) -> Box<dyn MaybeSerializableData> {
+        Box::new(self.clone())
+    }
 }