minor changes and new testing image

Author: jackyarndley

output.png

@@ -53,15 +53,15 @@ fn main() {
     println!("Zoom: {}", zoom);
 
     let mut renderer = FractalRenderer::new(
-        1000,
-        1000,
+        2000,
+        2000,
         zoom,
         iterations.parse::<usize>().unwrap(),
         center_re,
         center_im,
         0.001,
         false,
-        16
+        32
     );
 
     let time = Instant::now();

src/bin/main.rs

@@ -120,7 +120,7 @@ impl FractalRenderer {
         println!("{:<14}{:>6} ms", "Iteration", time.elapsed().as_millis());
 
         let time = Instant::now();
-        Colouring::Iteration.run(&pixel_data, &mut self.image, self.maximum_iteration, delta_pixel);
+        Colouring::Iteration.run(&pixel_data, &mut self.image, self.maximum_iteration, delta_pixel, &reference);
         println!("{:<14}{:>6} ms", "Coloring", time.elapsed().as_millis());
 
         // Remove all non-glitched points from the remaining points
@@ -157,7 +157,7 @@ impl FractalRenderer {
 
             Perturbation::iterate(&mut pixel_data, &r, r.current_iteration);
 
-            Colouring::Iteration.run(&pixel_data, &mut self.image, self.maximum_iteration, delta_pixel);
+            Colouring::Iteration.run(&pixel_data, &mut self.image, self.maximum_iteration, delta_pixel, &r);
 
             // Remove all non-glitched points from the remaining points
             pixel_data.retain(|packet| {

src/renderer.rs

@@ -1,5 +1,6 @@
 use crate::util::image::Image;
 use crate::util::PixelData;
+use crate::math::Reference;
 
 pub enum Colouring {
     Iteration,
@@ -9,7 +10,7 @@ pub enum Colouring {
 }
 
 impl Colouring {
-    pub fn run(&self, pixel_data: &Vec<PixelData>, image: &mut Image, maximum_iteration: usize, _delta_pixel: f64) {
+    pub fn run(&self, pixel_data: &Vec<PixelData>, image: &mut Image, maximum_iteration: usize, _delta_pixel: f64, reference: &Reference) {
         // Palette is temporarily here
         let mut colours = Vec::new();
 
@@ -65,8 +66,11 @@ impl Colouring {
                     } else if pixel.iteration >= maximum_iteration {
                         (0, 0, 0)
                     } else {
+                        let z_norm = (reference.data[pixel.iteration - reference.start_iteration].z_fixed + pixel.delta_current.to_float()).norm();
+                        let smooth = 1.0 - (z_norm.ln()).log2();
+
                         // 0.1656
-                        let hue = (250.0f64 * pixel.iteration as f64) as usize % 8192;
+                        let hue = (7.0f64 * (pixel.iteration as f64 + smooth) + 8192.0) as usize % 8192;
 
                         let colour = colours[hue];