use imageproc to draw the rectangle

Doesn't change the outcome but looks better to read

1 files changed, 3 insertions, 8 deletions

diff --git a/src/render.rs b/src/render.rs
index 53edd2c..1b15c1c 100644
--- a/src/render.rs
+++ b/src/render.rs
@@ -4,10 +4,9 @@ use image::{
     imageops, CatmullRom, DynamicImage, GenericImage, GenericImageView, ImageBuffer, Pixel,
     Primitive, Rgba, RgbaImage,
 };
-use imageproc::drawing;
+use imageproc::{drawing, rect::Rect};
 use num_traits::NumCast;
 use rusttype::{Font, Scale, SharedBytes};
-use std::cmp::min;
 
 quick_error! {
     #[derive(Debug)]
@@ -398,12 +397,8 @@ fn draw_thick_line<I>(
     let mut line_buffer: RgbaImage = ImageBuffer::new(line_length, line_length);
     let halfway = (line_length - thickness) / 2;
 
-    for i in 0..thickness {
-        for x in 0..line_length {
-            let y = halfway + i;
-            line_buffer.put_pixel(x, y, color);
-        }
-    }
+    let rect = Rect::at(0, halfway as i32).of_size(line_length, thickness);
+    drawing::draw_filled_rect_mut(&mut line_buffer, rect, color);
 
     line_buffer = imageproc::geometric_transformations::rotate_about_center(
         &line_buffer,