Made AttributeInfo derive Copy, Clone and Debug (#1043)

CHANGELOG.md

@@ -4,6 +4,7 @@
   each with a matching enum indicating the usage that was missing.
 - Fix instance_count when using draw_index with instance buffers
 - Added a `reinterpret` function to `BufferSlice`
+- Made `AttributeInfo` derive `Copy`, `Clone` and `Debug`
 
 - Use [google/shaderc](https://github.com/google/shaderc-rs) for shader compilation
 

vulkano/src/pipeline/vertex/definition.rs

@@ -59,6 +59,7 @@ pub enum InputRate {
 
 /// Information about a single attribute within a vertex.
 /// TODO: change that API
+#[derive(Copy, Clone, Debug)]
 pub struct AttributeInfo {
     /// Number of bytes between the start of a vertex and the location of attribute.
     pub offset: usize,