diff options
| -rw-r--r-- | Cargo.lock | 133 | ||||
| -rw-r--r-- | Cargo.toml | 4 | ||||
| -rw-r--r-- | src/main.rs | 121 |
3 files changed, 256 insertions, 2 deletions
diff --git a/Cargo.lock b/Cargo.lock new file mode 100644 index 0000000..0b0a810 --- /dev/null +++ b/Cargo.lock @@ -0,0 +1,133 @@ +# This file is automatically @generated by Cargo. +# It is not intended for manual editing. +[[package]] +name = "bitflags" +version = "1.2.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "cf1de2fe8c75bc145a2f577add951f8134889b4795d47466a54a5c846d691693" + +[[package]] +name = "c_vec" +version = "1.3.3" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "f8a318911dce53b5f1ca6539c44f5342c632269f0fa7ea3e35f32458c27a7c30" + +[[package]] +name = "cfg-if" +version = "0.1.10" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822" + +[[package]] +name = "getrandom" +version = "0.1.14" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "7abc8dd8451921606d809ba32e95b6111925cd2906060d2dcc29c070220503eb" +dependencies = [ + "cfg-if", + "libc", + "wasi", +] + +[[package]] +name = "lazy_static" +version = "1.4.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646" + +[[package]] +name = "libc" +version = "0.2.73" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "bd7d4bd64732af4bf3a67f367c27df8520ad7e230c5817b8ff485864d80242b9" + +[[package]] +name = "ppv-lite86" +version = "0.2.8" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "237a5ed80e274dbc66f86bd59c1e25edc039660be53194b5fe0a482e0f2612ea" + +[[package]] +name = "rand" +version = "0.7.3" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "6a6b1679d49b24bbfe0c803429aa1874472f50d9b363131f0e89fc356b544d03" +dependencies = [ + "getrandom", + "libc", + "rand_chacha", + "rand_core", + "rand_hc", +] + +[[package]] +name = "rand_chacha" +version = "0.2.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "f4c8ed856279c9737206bf725bf36935d8666ead7aa69b52be55af369d193402" +dependencies = [ + "ppv-lite86", + "rand_core", +] + +[[package]] +name = "rand_core" +version = "0.5.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "90bde5296fc891b0cef12a6d03ddccc162ce7b2aff54160af9338f8d40df6d19" +dependencies = [ + "getrandom", +] + +[[package]] +name = "rand_hc" +version = "0.2.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "ca3129af7b92a17112d59ad498c6f81eaf463253766b90396d39ea7a39d6613c" +dependencies = [ + "rand_core", +] + +[[package]] +name = "sdl2" +version = "0.34.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "29fb006600d16da4f1f1e5c7b398f44af2f1b476ff5f2e555651bd78cf4c18d8" +dependencies = [ + "bitflags", + "c_vec", + "lazy_static", + "libc", + "sdl2-sys", +] + +[[package]] +name = "sdl2-sys" +version = "0.34.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "3ed17d6d46b62b7df12134513bcc4f071268963e8c9bc8bf7ad983fbfb2bc3cc" +dependencies = [ + "cfg-if", + "libc", + "version-compare", +] + +[[package]] +name = "version-compare" +version = "0.0.10" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "d63556a25bae6ea31b52e640d7c41d1ab27faba4ccb600013837a3d0b3994ca1" + +[[package]] +name = "wasi" +version = "0.9.0+wasi-snapshot-preview1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519" + +[[package]] +name = "web" +version = "0.1.0" +dependencies = [ + "rand", + "sdl2", +] @@ -1,5 +1,5 @@ [package] -name = "fun" +name = "web" version = "0.1.0" authors = ["Tom Barrett <tom@tombarrett.xyz>"] edition = "2018" @@ -7,3 +7,5 @@ edition = "2018" # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html [dependencies] +sdl2 = {version = "0.34", features = ["gfx"]} +rand = "0.7.3" diff --git a/src/main.rs b/src/main.rs index e7a11a9..20b9c9c 100644 --- a/src/main.rs +++ b/src/main.rs @@ -1,3 +1,122 @@ +use std::thread; +use std::time::Duration; + +extern crate rand; +use rand::seq::SliceRandom; +use rand::Rng; + +extern crate sdl2; +use sdl2::event::Event; +use sdl2::gfx::primitives::DrawRenderer; +use sdl2::pixels::Color; + +fn find_origin() -> (i16, i16) { + let mut rng = rand::thread_rng(); + (rng.gen_range(100, 400), rng.gen_range(100, 400)) +} + +struct Line { + x1: i16, + y1: i16, + x2: i16, + y2: i16, +} + +struct Pixel { + x: i16, + y: i16, +} + fn main() { - println!("Hello, world!"); + let context = sdl2::init().unwrap(); + let video = context.video().unwrap(); + let (height, width) = (500, 500); + let window = video.window("web", height, width).opengl().build().unwrap(); + let mut canvas = window.into_canvas().build().unwrap(); + let mut events = context.event_pump().unwrap(); + + canvas.set_draw_color(Color::RGB(0, 0, 0)); + canvas.clear(); + canvas.present(); + + let (x, y) = find_origin(); + let delay = 50; + let mut lines = Vec::new(); + for i in (0..(height as i16 + 1)).step_by(50) { + lines.push(Line { + x1: i, + y1: 0, + x2: x, + y2: y, + }); + lines.push(Line { + x1: i, + y1: height as i16, + x2: x, + y2: y, + }); + lines.push(Line { + x1: 0, + y1: i, + x2: x, + y2: y, + }); + lines.push(Line { + x1: width as i16, + y1: i, + x2: x, + y2: y, + }); + } + + let mut rng = rand::thread_rng(); + lines.shuffle(&mut rng); + + let a = rng.gen_range(-10.0, 10.0); + let b = rng.gen_range(-10.0, 10.0); + + let mut pixels = Vec::new(); + for i in (1000..200000).step_by(10) { + let i = i as f64 * 0.001; + let x = (a + b * i) * i.cos() + x as f64; + let y = (a + b * i) * i.sin() + y as f64; + pixels.push(Pixel { + x: x as i16, + y: y as i16, + }); + } + + let mut i = 0; + let mut run = true; + while run { + for event in events.poll_iter() { + if let Event::Quit { .. } = event { + run = false + }; + } + + if i < lines.len() { + let line = &lines[i]; + canvas + .line( + line.x1, + line.y1, + line.x2, + line.y2, + Color::RGB(255, 255, 255), + ) + .unwrap(); + canvas.present(); + thread::sleep(Duration::from_millis(delay)); + } + if i < pixels.len() { + let pixel = &pixels[i]; + canvas + .pixel(pixel.x, pixel.y, Color::RGB(255, 255, 255)) + .unwrap(); + canvas.present(); + } + + i += 1; + } } |