From 9e73c22c013b431c289ed812a97d1dce6ed3fbc5 Mon Sep 17 00:00:00 2001
From: Evan Raskob <erask002@gold.ac.uk>
Date: Wed, 16 Dec 2020 18:40:56 +0000
Subject: [PATCH] simplifed a bit
---
pixel_calculator/pixel_calculator.html | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/pixel_calculator/pixel_calculator.html b/pixel_calculator/pixel_calculator.html
index 9cb4ea8..b70a6d5 100644
--- a/pixel_calculator/pixel_calculator.html
+++ b/pixel_calculator/pixel_calculator.html
@@ -95,10 +95,6 @@
let result = document.getElementById("result");
let calcButton = document.getElementById("calculate");
- const getChannels = () => parseInt(channels.selectedOptions[0].value);
-
- const getChannel = () => parseInt(channel.selectedOptions[0].value);
-
channels.addEventListener('change', function () {
// let maxOffset = getChannels()-1;
doCalc();
@@ -119,7 +115,10 @@
let x = parseInt(document.getElementById("x").value);
let y = parseInt(document.getElementById("y").value);
- let calculation = (y * w + x) * getChannels() + getChannel();
+ // calculate index in pixels array:
+ let calculation = (y * w + x) *
+ parseInt(channels.selectedOptions[0].value) +
+ parseInt(channel.selectedOptions[0].value);
result.innerHTML = calculation;
}
</script>
--
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