From 0dd9bf456dd7dc99910533c9664ccca24a9292c4 Mon Sep 17 00:00:00 2001
From: Stephen D <webmaster@scd31.com>
Date: Mon, 17 Mar 2025 12:48:15 -0400
Subject: [PATCH] revert interpolation/oversampling code
---
src/main.rs | 20 ++++++++------------
1 file changed, 8 insertions(+), 12 deletions(-)
diff --git a/src/main.rs b/src/main.rs
index b5dfd0d..aa3b757 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -3,27 +3,23 @@ use image::{GenericImageView, ImageReader, Rgba};
const TOAST_TIME_SECONDS: u64 = 10;
const CENTER_X: f64 = 100.0;
const CENTER_Y: f64 = 100.0;
-const BREAD_HEIGHT: f64 = 0.4;
-const IDLE_HEIGHT: f64 = BREAD_HEIGHT + 8.0;
-const PIXEL_SIZE_MM: f64 = 1.5;
+const BREAD_HEIGHT: f64 = 0.6;
+const IDLE_HEIGHT: f64 = BREAD_HEIGHT + 10.0;
+const PIXEL_SIZE_MM: f64 = 3.0;
fn main() -> anyhow::Result<()> {
let img = ImageReader::open("/home/stephen/Downloads/scd31-qr.png")?.decode()?;
preamble();
- // 2x oversampling
- for x in 0..(img.width() * 2 - 1) {
- for y in 0..(img.height() * 2 - 1) {
- let black = is_black(img.get_pixel(x / 2, y / 2))
- && is_black(img.get_pixel(x / 2 + x % 2, y / 2))
- && is_black(img.get_pixel(x / 2, y / 2 + y % 2))
- && is_black(img.get_pixel(x / 2 + x % 2, y / 2 + y % 2));
+ for x in 0..(img.width()) {
+ for y in 0..(img.height()) {
+ let black = is_black(img.get_pixel(x, y));
if black {
toast(
- x as f64 - (img.width() as f64),
- (img.height() as f64) - y as f64, // correct for reflection when printing
+ x as f64 - (img.width() as f64 / 2.0),
+ (img.height() as f64 / 2.0) - y as f64, // correct for reflection when printing
);
}
}
--
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