chore: remove image as a dependency

Cargo.lock

@@ -1751,16 +1751,6 @@ dependencies = [
  "slab",
 ]
 
-[[package]]
-name = "gif"
-version = "0.11.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "02efba560f227847cb41463a7395c514d127d4f74fff12ef0137fff1b84b96c4"
-dependencies = [
- "color_quant",
- "weezl",
-]
-
 [[package]]
 name = "gilrs"
 version = "0.8.0"
@@ -1922,14 +1912,11 @@ dependencies = [
  "bytemuck",
  "byteorder",
  "color_quant",
- "gif",
- "jpeg-decoder",
  "num-iter",
  "num-rational",
  "num-traits",
  "png",
  "scoped_threadpool",
- "tiff",
 ]
 
 [[package]]
@@ -2044,16 +2031,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "jpeg-decoder"
-version = "0.1.20"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cc797adac5f083b8ff0ca6f6294a999393d76e197c36488e2ef732c4715f6fa3"
-dependencies = [
- "byteorder",
- "rayon",
-]
-
 [[package]]
 name = "js-sys"
 version = "0.3.45"
@@ -2192,7 +2169,6 @@ name = "mandelbrot"
 version = "0.1.0"
 dependencies = [
  "bevy",
- "image",
  "num-complex",
  "rayon",
 ]
@@ -3293,17 +3269,6 @@ version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7572415bd688d401c52f6e36f4c8e805b9ae1622619303b9fa835d531db0acae"
 
-[[package]]
-name = "tiff"
-version = "0.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "abeb4e3f32a8973722c0254189e6890358e72b1bf11becb287ee0b23c595a41d"
-dependencies = [
- "jpeg-decoder",
- "miniz_oxide 0.4.3",
- "weezl",
-]
-
 [[package]]
 name = "time"
 version = "0.1.44"
@@ -3608,12 +3573,6 @@ dependencies = [
  "webpki",
 ]
 
-[[package]]
-name = "weezl"
-version = "0.1.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3e2bb9fc8309084dd7cd651336673844c1d47f8ef6d2091ec160b27f5c4aa277"
-
 [[package]]
 name = "wgpu"
 version = "0.6.0"

Cargo.toml

@@ -8,6 +8,5 @@ edition = "2018"
 
 [dependencies]
 bevy = "0.3"
-image = "0.23"
 num-complex = "0.3"
 rayon = "1.5"

src/main.rs

@@ -49,6 +49,9 @@ fn transform_mandelbrot_system(
     if scale.zoom < 0.0 {
         // We can't go below 0
         scale.zoom -= scale.step * zoom as f64;
+
+        // slow down our step function
+        scale.step /= 10.0;
     }
 }
 

src/mandelbrot.rs

@@ -1,8 +1,7 @@
-use image::{ImageBuffer, Rgb, RgbImage};
 use num_complex::Complex;
 use rayon::prelude::*;
 
-const MAX_ITERATIONS: u16 = 256;
+const MAX_ITERATIONS: u16 = 1024;
 
 #[derive(Debug, Clone)]
 pub struct Mandelbrot {
@@ -126,36 +125,6 @@ impl Mandelbrot {
             });
     }
 
-    pub fn escape_time_image() {
-        let mut img: RgbImage = ImageBuffer::new(Self::IMG_WIDTH as u32, Self::IMG_HEIGHT as u32);
-        let mut mandelbrot: Vec<u16> = vec![0; Self::IMG_HEIGHT * Self::IMG_WIDTH];
-
-        mandelbrot
-            .par_iter_mut()
-            .enumerate()
-            .for_each(|(i, value)| {
-                let px = i % Self::IMG_WIDTH;
-                let py = i / Self::IMG_WIDTH;
-
-                let c = Self::coords_to_complex(px, py, (-2.5, 1.0), (-1.0, 1.0));
-
-                *value = Self::calc_num_iterations(c);
-            });
-
-        for (px, py, pixel) in img.enumerate_pixels_mut() {
-            let i = px as usize + Self::IMG_WIDTH * py as usize;
-            let num_iterations = mandelbrot[i];
-
-            match Self::find_colour(num_iterations) {
-                Colour::White => *pixel = Rgb([0x00, 0x00, 0x00]),
-                Colour::Black => *pixel = Rgb([0xFF, 0xFF, 0xFF]),
-                Colour::Gray => *pixel = Rgb([0xAA, 0xAA, 0xAA]),
-            }
-        }
-
-        img.save("assets/test.png").unwrap();
-    }
-
     fn find_colour(iteration: u16) -> Colour {
         match iteration {
             MAX_ITERATIONS => Colour::Black,