Draft for pipeline_layout! macro

vulkano/src/descriptor_set/pipeline_layout/custom_pipeline_macro.rs

@@ -0,0 +1,72 @@
+// Copyright (c) 2016 The vulkano developers
+// Licensed under the Apache License, Version 2.0
+// <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT
+// license <LICENSE-MIT or http://opensource.org/licenses/MIT>,
+// at your option. All files in the project carrying such
+// notice may not be copied, modified, or distributed except
+// according to those terms.
+
+#[macro_export]
+macro_rules! pipeline_layout {
+    ($($name:ident: { $($field:ident $ty:ty),* }),*) => (
+        #![allow(unsafe_code)]
+
+        use std::sync::Arc;
+        use $crate::OomError;
+        use $crate::descriptor_set::descriptor_set::DescriptorSet;
+        use $crate::descriptor_set::descriptor_set::UnsafeDescriptorSet;
+        use $crate::descriptor_set::descriptor_set::UnsafeDescriptorSetLayout;
+        use $crate::descriptor_set::pipeline_layout::PipelineLayout;
+        use $crate::descriptor_set::pipeline_layout::UnsafePipelineLayout;
+
+        pub struct CustomPipeline {
+            inner: UnsafePipelineLayout
+        }
+
+        impl CustomPipeline {
+            pub fn new(device: &Arc<Device>) -> Result<Arc<CustomPipeline>, OomError> {
+                let layouts = vec![
+                    $(
+                        try!($name::layout(device))
+                    ),*
+                ];
+
+                let inner = try!(UnsafePipelineLayout::new(device, layouts.iter()));
+
+                Ok(CustomPipeline {
+                    inner: inner
+                })
+            }
+        }
+
+        unsafe impl PipelineLayout for CustomPipeline {
+            #[inline]
+            fn inner_pipeline_layout(&self) -> &UnsafePipelineLayout {
+                &self.inner
+            }
+        }
+
+        $(
+            pub struct $name {
+                inner: UnsafeDescriptorSet
+            }
+
+            impl $name {
+                fn layout(device: &Arc<Device>)
+                          -> Result<Arc<UnsafeDescriptorSetLayout>, OomError>
+                {
+                    unimplemented!()
+                }
+            }
+
+            unsafe impl DescriptorSet for $name {
+                #[inline]
+                fn inner_descriptor_set(&self) -> &UnsafeDescriptorSet {
+                    &self.inner
+                }
+            }
+
+        )*
+    );
+}

vulkano/src/descriptor_set/pipeline_layout/mod.rs

@@ -23,6 +23,8 @@ use descriptor_set::descriptor_set::DescriptorSetsCollection;
 use descriptor_set::descriptor_set::UnsafeDescriptorSetLayout;
 use device::Device;
 
+mod custom_pipeline_macro;
+
 /// Trait for objects that describe the layout of the descriptors and push constants of a pipeline.
 pub unsafe trait PipelineLayout: PipelineLayoutDesc + 'static + Send + Sync {
     /// Returns the inner `UnsafePipelineLayout`.