From b7f63a40653bb92ab4dd128e154fac18aa8a30e9 Mon Sep 17 00:00:00 2001
From: psychedelicious <4822129+psychedelicious@users.noreply.github.com>
Date: Fri, 20 Oct 2023 13:58:53 +1100
Subject: [PATCH] fix(ui): fix canvas color picker when value is zero

good ol' zero is false-y
---
 .../web/src/features/canvas/hooks/useColorUnderCursor.ts   | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/invokeai/frontend/web/src/features/canvas/hooks/useColorUnderCursor.ts b/invokeai/frontend/web/src/features/canvas/hooks/useColorUnderCursor.ts
index 0ade036987..5bdc59d345 100644
--- a/invokeai/frontend/web/src/features/canvas/hooks/useColorUnderCursor.ts
+++ b/invokeai/frontend/web/src/features/canvas/hooks/useColorUnderCursor.ts
@@ -37,7 +37,12 @@ const useColorPicker = () => {
           1
         ).data;
 
-      if (!(a && r && g && b)) {
+      if (
+        r === undefined ||
+        g === undefined ||
+        b === undefined ||
+        a === undefined
+      ) {
         return;
       }