Failing due to weird float to int conversation not wokring

Cargo.toml

@@ -7,6 +7,4 @@ edition = "2021"
 
 [dependencies]
 image = "0.24.7"
-footile = "0.7.0"
-pix = "0.13.3"
-imageproc = "0.23.0"
+rand = "0.8.5"

src/main.rs

@@ -1,56 +1,66 @@
-use image::{RgbImage, Rgb};
-use pix::{matte::Matte8, Raster};
-use footile::{FillRule, Path2D, Plotter};
-use image::{ImageBuffer};
-use imageproc::drawing::draw_line_segment_mut;
+use std::env;
+use rand::Rng;
+use image::Rgb;
+use image::RgbImage;
+use image::ImageBuffer;
 
 
 fn main() {
-    let mut img = RgbImage::new(2000, 2000);
+    // let mut args = vec![];
+    // for arg in env::args() {
+    //     args.push(arg);
+    // }
+    let mut img = get_image();
 
-    for x in 15..=17 {
-        for y in 8..24 {
-            img.put_pixel(x, y, Rgb([255, 0, 0]));
-            img.put_pixel(y, x, Rgb([255, 0, 0]));
-        }
+    let mut colors= vec![];
+    let points = [0.1, 0.2, 0.3, 0.4, 0.5];
+
+    // function = f(x) = 3x^2
+    // ableitungsquotient = 6a 
+
+
+    for point in points {
+        let color = [generate_random(0, 255), generate_random(0, 255), generate_random(0, 255)];
+        colors.push(color);
+        img.put_pixel((point * 1000.0).round_ties_even() as u32, (get_point(point as i32) * 1000.0).round() as u32, Rgb(color));
     }
 
-    let fish = Path2D::default()
-        .relative()
-        .pen_width(3.0)
-        .move_to(112.0, 24.0)
-        .line_to(-32.0, 24.0)
-        .cubic_to(-96.0, -48.0, -96.0, 80.0, 0.0, 32.0)
-        .line_to(32.0, 24.0)
-        .line_to(-16.0, -40.0)
-        .close()
-        .finish();
-    let raster = Raster::with_clear(128, 128);
-    let mut p = Plotter::new(raster);
-    p.fill(FillRule::NonZero, &fish, Matte8::new(255));
 
 
-
-    let width = 2000;
-    let height = 2000;
-    let mut img: ImageBuffer<Rgb<u16>, Vec<u16>> = ImageBuffer::new(width, height);
-
-    // Define grid parameters
-    let grid_spacing = 50;
-    let grid_color = Rgb([0, 0, 0]); // Black color
-
-    // Draw vertical grid lines
-    for x in (0..width).step_by(grid_spacing) {
-        draw_line_segment_mut(&mut img, (x as f32, 0.0), (x as f32, height as f32), grid_color);
-    }
-
-    // Draw horizontal grid lines
-    for y in (0..height).step_by(grid_spacing) {
-        draw_line_segment_mut(&mut img, (0.0, y as f32), (width as f32, y as f32), grid_color);
-    }
-
-    // Save the image
-    // img.save_with_format("grid_image.png", image::ImageFormat::Jpeg).expect("Failed to save image");
     img.save("grid_image.png").expect("Failed to save image");
 }
 
+fn get_pitch_quotient() -> u32 {
+    6
+}
+
+fn get_point(x: i32) -> f64 {
+    (3 * x.pow(2)) as f64
+}
+
+
+fn generate_random(start: u8, end: u8) -> u8 {
+    let mut rng = rand::thread_rng();
+    // rng.gen_range(std::char::from_u32(start).unwrap()..=std::char::from_u32(end).unwrap())
+    rng.gen_range(start..=end)
+}
+
+fn get_image() -> ImageBuffer<Rgb<u8>, Vec<u8>> {
+    let width = 1000;
+    let height = 1000;
+    let mut img = RgbImage::new(width, height);
+    let grid_spacing = 50;
+    let grid_color = Rgb([255, 9, 255]); // Black colo
+
+    for x in (0..width).step_by(grid_spacing) {
+        for y in 0..height {
+            img.put_pixel(x, y, grid_color);
+        }
+    }
+    for y in (0..height).step_by(grid_spacing) {
+        for x in 0..width {
+            img.put_pixel(x, y, grid_color);
+        }
+    }
+    img
+}