From 73a0e16083c9fb86b142d63e81a42323bc0a9d1e Mon Sep 17 00:00:00 2001
From: Andrey Volodin <siddok@gmail.com>
Date: Fri, 22 Apr 2022 22:53:09 +0300
Subject: [PATCH] introduce descriptor property for MPSImage

---
 .../MetalPerformanceShaders/MPSImage+Extensions.swift    | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/Sources/Alloy/Core/Extensions/MetalPerformanceShaders/MPSImage+Extensions.swift b/Sources/Alloy/Core/Extensions/MetalPerformanceShaders/MPSImage+Extensions.swift
index ffd4c03..98ad844 100644
--- a/Sources/Alloy/Core/Extensions/MetalPerformanceShaders/MPSImage+Extensions.swift
+++ b/Sources/Alloy/Core/Extensions/MetalPerformanceShaders/MPSImage+Extensions.swift
@@ -3,6 +3,15 @@ import MetalPerformanceShaders
 /* Utility functions for converting of MPSImages to floating point arrays. */
 public extension MPSImage {
 
+    var descriptor: MPSImageDescriptor {
+        MPSImageDescriptor(channelFormat: self.featureChannelFormat,
+                           width: self.width,
+                           height: self.height,
+                           featureChannels: self.featureChannels,
+                           numberOfImages: self.numberOfImages,
+                           usage: self.usage)
+    }
+    
     /// Utility function for converting of MPSImages to floating point arrays.
     ///
     /// - Returns: Array of floats containing each pixel of MPSImage's texture.