Implemented missing Drops

glc/src/array_buffer.rs

@@ -150,6 +150,12 @@ impl ArrayBuffer {
     }
 }
 
+impl Drop for ArrayBuffer {
+    fn drop(&mut self) {
+        gl::delete_buffers(1, &self.id);
+    }
+}
+
 impl Bindable for ArrayBuffer {
     fn bind(&self) {
         gl::bind_buffer(self.target.as_enum(), self.id);

glc/src/texture.rs

@@ -125,6 +125,12 @@ impl Texture {
     }
 }
 
+impl Drop for Texture {
+    fn drop(&mut self) {
+        gl::delete_textures(1, &self.id);
+    }
+}
+
 impl Bindable for Texture {
     fn bind(&self) {
         gl::bind_texture(self.target.as_enum(), self.id);

glc/src/vertex_array.rs

@@ -25,6 +25,12 @@ impl VertexArray {
     }
 }
 
+impl Drop for VertexArray {
+    fn drop(&mut self) {
+        gl::delete_vertex_arrays(1, &self.id);
+    }
+}
+
 impl Bindable for VertexArray {
     fn bind(&self) {
         gl::bind_vertex_array(self.id);
@@ -59,15 +65,16 @@ impl Builder {
 
         Error::checked(|| gl::create_vertex_arrays(1, &mut id))?;
 
-        let vertex_array = VertexArray {
+        let mut vertex_array = VertexArray {
             id,
             buffers: Vec::new(),
         };
 
         let guard = BindGuard::new(&vertex_array);
 
+        let mut buffers = Vec::new();
         for binding in self.bindings {
-            let _guard = BindGuard::new(&binding.buffer);
+            let guard = BindGuard::new(&binding.buffer);
 
             for pointer in binding.pointers {
                 Error::checked(|| {
@@ -86,10 +93,16 @@ impl Builder {
                     )
                 })?;
             }
+
+            drop(guard);
+
+            buffers.push(binding.buffer);
         }
 
         drop(guard);
 
+        vertex_array.buffers = buffers;
+
         Ok(vertex_array)
     }
 }