From 4a44e171fdfe06cceb377e56137dacb38d53aa51 Mon Sep 17 00:00:00 2001
From: psychedelicious <4822129+psychedelicious@users.noreply.github.com>
Date: Mon, 15 Jul 2024 19:35:38 +1000
Subject: [PATCH] fix(ui): fix layer transparency calculation

---
 .../frontend/web/src/common/util/arrayBuffer.ts     | 13 +------------
 1 file changed, 1 insertion(+), 12 deletions(-)

diff --git a/invokeai/frontend/web/src/common/util/arrayBuffer.ts b/invokeai/frontend/web/src/common/util/arrayBuffer.ts
index c3b13dac26..f7ac9db03f 100644
--- a/invokeai/frontend/web/src/common/util/arrayBuffer.ts
+++ b/invokeai/frontend/web/src/common/util/arrayBuffer.ts
@@ -3,7 +3,7 @@ export const getImageDataTransparency = (imageData: ImageData) => {
   let isPartiallyTransparent = false;
   const len = imageData.data.length;
   for (let i = 3; i < len; i += 4) {
-    if (imageData.data[i] === 255) {
+    if (imageData.data[i] !== 0) {
       isFullyTransparent = false;
     } else {
       isPartiallyTransparent = true;
@@ -14,14 +14,3 @@ export const getImageDataTransparency = (imageData: ImageData) => {
   }
   return { isFullyTransparent, isPartiallyTransparent };
 };
-
-export const areAnyPixelsBlack = (pixels: Uint8ClampedArray) => {
-  const len = pixels.length;
-  const i = 0;
-  for (let i = 0; i < len; i) {
-    if (pixels[i++] === 0 && pixels[i++] === 0 && pixels[i++] === 0 && pixels[i++] === 255) {
-      return true;
-    }
-  }
-  return false;
-};