Rename gpu_resource_id to gpu_res_id

cidre/src/mtl.rs

@@ -329,7 +329,7 @@ macro_rules! define_mtl {
         pub fn set_depth(&mut self, val: usize);
     };
 
-    (gpu_resource_id) => {
+    (gpu_res_id) => {
         #[$crate::objc::msg_send(gpuResourceID)]
         pub fn gpu_resource_id(&self) -> crate::mtl::ResId;
     };

cidre/src/mtl/acceleration_structure.rs

@@ -194,7 +194,7 @@ impl AccelerationStructure {
     #[objc::msg_send(size)]
     pub fn size(&self) -> usize;
 
-    define_mtl!(gpu_resource_id);
+    define_mtl!(gpu_res_id);
 }
 
 extern "C" {

cidre/src/mtl/compute_pipeline.rs

@@ -54,7 +54,7 @@ define_obj_type!(
 );
 
 impl State {
-    define_mtl!(gpu_resource_id);
+    define_mtl!(gpu_res_id);
 
     #[objc::msg_send(device)]
     pub fn device(&self) -> arc::R<mtl::Device>;

cidre/src/mtl/indirect_command_buffer.rs

@@ -102,7 +102,7 @@ define_obj_type!(
 );
 
 impl IndirectCmdBuf {
-    define_mtl!(gpu_resource_id);
+    define_mtl!(gpu_res_id);
 
     #[objc::msg_send(size)]
     pub fn size(&self) -> usize;

cidre/src/mtl/intersection_function_table.rs

@@ -59,7 +59,7 @@ impl Desc {
 define_obj_type!(pub IntersectionFnTable(mtl::Res));
 
 impl IntersectionFnTable {
-    define_mtl!(gpu_resource_id);
+    define_mtl!(gpu_res_id);
 
     #[objc::msg_send(setBuffer:atIndex:)]
     pub fn set_buf_at(&mut self, buf: Option<&mtl::Buf>, index: usize);

cidre/src/mtl/render_pipeline.rs

@@ -250,7 +250,7 @@ define_obj_type!(pub FnsDesc(ns::Id));
 define_obj_type!(pub State(ns::Id));
 
 impl State {
-    define_mtl!(gpu_resource_id);
+    define_mtl!(gpu_res_id);
 
     #[objc::msg_send(device)]
     pub fn device(&self) -> arc::R<mtl::Device>;

cidre/src/mtl/sampler.rs

@@ -82,7 +82,7 @@ define_obj_type!(
     pub State(ns::Id));
 
 impl State {
-    define_mtl!(gpu_resource_id);
+    define_mtl!(gpu_res_id);
 
     #[objc::msg_send(device)]
     pub fn device(&self) -> arc::R<mtl::Device>;

cidre/src/mtl/texture.rs

@@ -268,7 +268,7 @@ define_obj_type!(
 );
 
 impl Texture {
-    define_mtl!(width, height, depth, gpu_resource_id);
+    define_mtl!(width, height, depth, gpu_res_id);
 
     /// The texture this texture view was created from, or [`None`] if this is not
     /// a texture view or it was not created from a texture.

cidre/src/mtl/types.rs

@@ -8,6 +8,17 @@ pub struct Size {
     pub depth: ns::UInteger,
 }
 
+impl Size {
+    #[inline]
+    pub fn _2d(width: usize, height: usize) -> Self {
+        Self {
+            width,
+            height,
+            depth: 1,
+        }
+    }
+}
+
 #[derive(Debug, Default, Clone, Copy, PartialEq, Eq)]
 #[repr(C)]
 pub struct Origin {
@@ -16,6 +27,13 @@ pub struct Origin {
     pub z: usize,
 }
 
+impl Origin {
+    #[inline]
+    pub fn zero() -> Self {
+        Self::default()
+    }
+}
+
 /// Handle of the GPU resource suitable for storing in an Argument Buffer
 #[doc(alias = "MTLResourceID")]
 #[derive(Debug, Clone, Copy, PartialEq, Eq, Default)]

cidre/src/mtl/visible_function_table.rs

@@ -24,7 +24,7 @@ define_obj_type!(
 );
 
 impl VisibleFnTable {
-    define_mtl!(gpu_resource_id);
+    define_mtl!(gpu_res_id);
 
     /// Sets a table entry to point to a callable function.
     #[objc::msg_send(setFunction:atIndex:)]