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2 years ago
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[[package]] |
||||
name = "winapi" |
||||
version = "0.3.9" |
||||
source = "registry+https://github.com/rust-lang/crates.io-index" |
||||
checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419" |
||||
dependencies = [ |
||||
"winapi-i686-pc-windows-gnu", |
||||
"winapi-x86_64-pc-windows-gnu", |
||||
] |
||||
|
||||
[[package]] |
||||
name = "winapi-i686-pc-windows-gnu" |
||||
version = "0.4.0" |
||||
source = "registry+https://github.com/rust-lang/crates.io-index" |
||||
checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6" |
||||
|
||||
[[package]] |
||||
name = "winapi-util" |
||||
version = "0.1.5" |
||||
source = "registry+https://github.com/rust-lang/crates.io-index" |
||||
checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178" |
||||
dependencies = [ |
||||
"winapi", |
||||
] |
||||
|
||||
[[package]] |
||||
name = "winapi-x86_64-pc-windows-gnu" |
||||
version = "0.4.0" |
||||
source = "registry+https://github.com/rust-lang/crates.io-index" |
||||
checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f" |
||||
@ -0,0 +1,13 @@
|
||||
[package] |
||||
name = "mandelplot" |
||||
version = "0.1.0" |
||||
license = "MIT" |
||||
edition = "2021" |
||||
authors = ["Unbewohnte <me@unbewohnte.xyz>"] |
||||
|
||||
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html |
||||
|
||||
[dependencies] |
||||
num = "0.4.0" |
||||
image = { version = "0.23.14", features = ["png", "rgb"]} |
||||
clap = "3.0.14" |
||||
@ -0,0 +1,19 @@
|
||||
Copyright (c) 2022 Kasyanov Nikolay Alexeyevich (Unbewohnte) |
||||
|
||||
Permission is hereby granted, free of charge, to any person obtaining a copy |
||||
of this software and associated documentation files (the "Software"), to deal |
||||
in the Software without restriction, including without limitation the rights |
||||
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
||||
copies of the Software, and to permit persons to whom the Software is |
||||
furnished to do so, subject to the following conditions: |
||||
|
||||
The above copyright notice and this permission notice shall be included in all |
||||
copies or substantial portions of the Software. |
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
||||
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
||||
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
||||
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
||||
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
||||
SOFTWARE. |
||||
@ -0,0 +1,160 @@
|
||||
/* |
||||
Copyright (c) 2022 Kasyanov Nikolay Alexeyevich (Unbewohnte) |
||||
|
||||
Permission is hereby granted, free of charge, to any person obtaining a copy |
||||
of this software and associated documentation files (the "Software"), to deal |
||||
in the Software without restriction, including without limitation the rights |
||||
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
||||
copies of the Software, and to permit persons to whom the Software is |
||||
furnished to do so, subject to the following conditions: |
||||
|
||||
The above copyright notice and this permission notice shall be included in all |
||||
copies or substantial portions of the Software. |
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
||||
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
||||
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
||||
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
||||
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
||||
SOFTWARE. |
||||
*/ |
||||
|
||||
use clap::Arg; |
||||
use image::ImageFormat; |
||||
use image::Rgb; |
||||
use image::RgbImage; |
||||
use num::Complex; |
||||
|
||||
/// z(n) = z(n-1)^2 + c
|
||||
/// Returns amount of iterations to decide that given 'c' will escape to infinity
|
||||
fn mandelbrot(c: num::Complex<f64>, iterations: u32) -> Option<u32> { |
||||
let mut z: Complex<f64> = num::Complex::new(0.0, 0.0); |
||||
for i in 0..iterations { |
||||
if z.norm_sqr() > 4.0 { |
||||
return Some(i); |
||||
} |
||||
z = z * z + c; |
||||
} |
||||
|
||||
return None; |
||||
} |
||||
|
||||
fn main() { |
||||
const RE_START: f64 = -2.0; |
||||
const RE_END: f64 = 1.0; |
||||
const IM_START: f64 = -2.0; |
||||
const IM_END: f64 = 2.0; |
||||
|
||||
let mut width: u32 = 7680; |
||||
let mut height: u32 = 4320; |
||||
let mut max_iter: u32 = 1000; |
||||
let mut image_name: String = String::from("mandelbrot"); |
||||
let mut palette: u8 = 0; |
||||
|
||||
let matches = clap::App::new("mandelplot") |
||||
.version("0.1.0") |
||||
.author("Kasyanov Nikolay Alexeyevich (Unbewohnte)") |
||||
.arg( |
||||
Arg::new("max_iter") |
||||
.help("Specify maximum amount of iterations to decide whether the point escapes to infinity or not") |
||||
.takes_value(true) |
||||
.required(false) |
||||
.default_value("1000") |
||||
.long("max_iter") |
||||
.short('i') |
||||
) |
||||
.arg( |
||||
Arg::new("image_dimensions") |
||||
.help("Set image dimensions (WIDTHxHEIGHT)") |
||||
.takes_value(true) |
||||
.required(false) |
||||
.default_value("7680x4320") |
||||
.long("image_dimensions") |
||||
.short('d') |
||||
) |
||||
.arg( |
||||
Arg::new("image_name") |
||||
.help("Set output image filename") |
||||
.takes_value(true) |
||||
.required(false) |
||||
.default_value("mandelbrot") |
||||
.long("image_name") |
||||
.short('n') |
||||
) |
||||
.arg( |
||||
Arg::new("palette") |
||||
.help("Specify bulb color (light, dark)") |
||||
.takes_value(true) |
||||
.required(false) |
||||
.default_value("light") |
||||
.long("palette") |
||||
.short('p') |
||||
) |
||||
.get_matches(); |
||||
|
||||
if let Some(arg_max_iter) = matches.value_of("max_iter") { |
||||
max_iter = arg_max_iter.parse::<u32>().unwrap(); |
||||
} |
||||
|
||||
if let Some(arg_image_dimensions) = matches.value_of("image_dimensions") { |
||||
match arg_image_dimensions.split_once("x") { |
||||
Some((w, h)) => { |
||||
width = w.parse::<u32>().unwrap(); |
||||
height = h.parse::<u32>().unwrap(); |
||||
} |
||||
None => {} |
||||
} |
||||
} |
||||
|
||||
if let Some(arg_image_name) = matches.value_of("image_name") { |
||||
image_name = arg_image_name.to_string(); |
||||
} |
||||
|
||||
if let Some(arg_palette) = matches.value_of("palette") { |
||||
match arg_palette { |
||||
"light" => { |
||||
palette = 0; |
||||
} |
||||
"dark" => { |
||||
palette = 1; |
||||
} |
||||
_ => {} |
||||
} |
||||
} |
||||
|
||||
let mut img = RgbImage::new(width, height); |
||||
for y in 0..height { |
||||
for x in 0..width { |
||||
let c = num::Complex::new( |
||||
RE_START + (x as f64 / width as f64) * (RE_END - RE_START), |
||||
IM_START + (y as f64 / height as f64) * (IM_END - IM_START), |
||||
); |
||||
|
||||
let pixel_color: u8; |
||||
if let Some(iterations) = mandelbrot(c, max_iter) { |
||||
pixel_color = ((iterations as f64 / 255.0).sin() * 255.0) as u8; |
||||
} else { |
||||
if palette == 0 { |
||||
// light
|
||||
pixel_color = 255; |
||||
} else { |
||||
// dark
|
||||
pixel_color = 0; |
||||
} |
||||
} |
||||
|
||||
img.put_pixel(x, y, Rgb([pixel_color, pixel_color, pixel_color])); |
||||
} |
||||
} |
||||
|
||||
|
||||
match img.save_with_format(image_name + ".png", ImageFormat::Png) { |
||||
Ok(_) => { |
||||
println!("Saved") |
||||
} |
||||
Err(e) => { |
||||
eprintln!("Could not save image: {}", e) |
||||
} |
||||
} |
||||
} |
||||
Loading…
Reference in new issue