From 544025290b7ea9d320b290eeec7a1608ebd76788 Mon Sep 17 00:00:00 2001
From: Alessandro Proto <alex@alexdevs.me>
Date: Sat, 8 Apr 2023 19:31:21 +0200
Subject: [PATCH] Add alpha channel support to GPUBuffer

---
 Capy64/Runtime/Objects/GPUBufferMeta.cs | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/Capy64/Runtime/Objects/GPUBufferMeta.cs b/Capy64/Runtime/Objects/GPUBufferMeta.cs
index c83d670..a8aa7f0 100644
--- a/Capy64/Runtime/Objects/GPUBufferMeta.cs
+++ b/Capy64/Runtime/Objects/GPUBufferMeta.cs
@@ -137,8 +137,9 @@ public class GPUBufferMeta : IComponent
 
         var value = buffer.Buffer[key];
 
-        // ABGR to RGB
+        // ABGR to ARGB
         value =
+            (value & 0xFF_00_00_00U) |
             ((value & 0x00_00_00_FFU) << 16) | // move R
             (value & 0x00_00_FF_00U) |       // move G
             ((value & 0x00_FF_00_00U) >> 16);  // move B
@@ -173,13 +174,12 @@ public class GPUBufferMeta : IComponent
         var value = (uint)L.ToInteger(3);
         value = GetColor(value);
 
-        // RGB to ABGR
+        // ARGB to ABGR
         value =
+            (value & 0xFF_00_00_00U) |
             ((value & 0x00_FF_00_00U) >> 16) | // move R
             (value & 0x00_00_FF_00U) |       // move G
-            ((value & 0x00_00_00_FFU) << 16) | // move B
-            0xFF_00_00_00U;
-
+            ((value & 0x00_00_00_FFU) << 16); // move B
 
         buffer.Buffer[key] = value;