1 files changed, 95 insertions, 6 deletions

diff --git a/bindgen/rust/celeritas-sys/src/lib.rs b/bindgen/rust/celeritas-sys/src/lib.rs
index c5939fd..e6f62ad 100644
--- a/bindgen/rust/celeritas-sys/src/lib.rs
+++ b/bindgen/rust/celeritas-sys/src/lib.rs
@@ -2,23 +2,112 @@
 #![allow(non_camel_case_types)]
 #![allow(non_snake_case)]
 
+use std::ffi::c_void;
+
 use serde::{Deserialize, Serialize};
 
 include!(concat!(env!("OUT_DIR"), "/bindings.rs"));
 
+// --- Conversions
+pub mod conversions {
+    use crate::{Mat4, Vec3, Vec4};
+
+    impl From<Vec3> for glam::Vec3 {
+        fn from(v: Vec3) -> Self {
+            Self {
+                x: v.x,
+                y: v.y,
+                z: v.z,
+            }
+        }
+    }
+    impl From<glam::Vec3> for Vec3 {
+        fn from(v: glam::Vec3) -> Self {
+            Self {
+                x: v.x,
+                y: v.y,
+                z: v.z,
+            }
+        }
+    }
+
+    impl From<Vec4> for glam::Vec4 {
+        fn from(v: Vec4) -> Self {
+            Self::new(v.x, v.y, v.z, v.w)
+        }
+    }
+    impl From<glam::Vec4> for Vec4 {
+        fn from(v: glam::Vec4) -> Self {
+            Vec4 {
+                x: v.x,
+                y: v.y,
+                z: v.z,
+                w: v.w,
+            }
+        }
+    }
+
+    impl From<Mat4> for glam::Mat4 {
+        fn from(m: Mat4) -> Self {
+            Self {
+                x_axis: glam::Vec4::new(m.data[0], m.data[1], m.data[2], m.data[3]),
+                y_axis: glam::Vec4::new(m.data[4], m.data[5], m.data[6], m.data[7]),
+                z_axis: glam::Vec4::new(m.data[8], m.data[9], m.data[10], m.data[11]),
+                w_axis: glam::Vec4::new(m.data[12], m.data[13], m.data[14], m.data[15]),
+            }
+        }
+    }
+    impl From<glam::Mat4> for Mat4 {
+        fn from(m: glam::Mat4) -> Self {
+            let mut slf = Self { data: [0.0; 16] };
+            m.write_cols_to_slice(&mut slf.data);
+            slf
+        }
+    }
+}
+
+impl Transform {
+    #[inline]
+    pub fn identity() -> Self {
+        Self {
+            position: Vec3 {
+                x: 0.,
+                y: 0.,
+                z: 0.,
+            },
+            rotation: Vec4 {
+                x: 0.,
+                y: 0.,
+                z: 0.,
+                w: 1.0,
+            },
+            scale: 1.,
+            is_dirty: true,
+        }
+    }
+}
 
 impl Default for ShaderBinding {
     fn default() -> Self {
-        Self { label: todo!(),
-          kind: ShaderBindingKind_BINDING_COUNT,
-          vis: ShaderVisibility_VISIBILITY_VERTEX,
-          data: todo!()
+        Self {
+            label: "static".as_ptr() as *const _,
+            kind: ShaderBindingKind_BINDING_COUNT,
+            vis: ShaderVisibility_VISIBILITY_VERTEX,
+            data: ShaderBinding__bindgen_ty_1 {
+                bytes: ShaderBinding__bindgen_ty_1__bindgen_ty_1 {
+                    size: 0,
+                    data: std::ptr::null_mut(),
+                },
+            },
         }
     }
 }
 
 impl Default for ShaderDataLayout {
     fn default() -> Self {
-        Self { bindings: [ShaderBinding::default(); 8], binding_count: 0 }
+        Self {
+            bindings: [ShaderBinding::default(); 8],
+            binding_count: 0,
+        }
     }
-}
\ No newline at end of file
+}