From ec5e019fa9732b99b75b2a3ca4f2ff5a7a3d2f33 Mon Sep 17 00:00:00 2001
From: Sai Praveen Bangaru <31557731+saipraveenb25@users.noreply.github.com>
Date: Mon, 18 Nov 2024 16:34:03 -0500
Subject: Add `IDifferentiablePtrType` support for arrays (#5576)

* Add `IDifferentiablePtrType` support for arrays

- Also fixes an issue with spirv-emit of constructors that contain references to global params

* Fix GLSL legalization for arrays of resource types
---
 source/slang/diff.meta.slang | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'source/slang/diff.meta.slang')

diff --git a/source/slang/diff.meta.slang b/source/slang/diff.meta.slang
index 6042ff5cc..1200aef42 100644
--- a/source/slang/diff.meta.slang
+++ b/source/slang/diff.meta.slang
@@ -1241,6 +1241,12 @@ extension Array<T, N> : IDifferentiable
     }
 }
 
+__generic<T : IDifferentiablePtrType, let N : int>
+extension Array<T, N> : IDifferentiablePtrType
+{
+    typedef Array<T.Differential, N> Differential;
+}
+
 __generic<each T : IDifferentiable>
 extension Tuple<T> : IDifferentiable
 {
-- 
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