1 files changed, 104 insertions, 0 deletions
diff --git a/light-client/tools/src/bin/bunnymark.rs b/light-client/tools/src/bin/bunnymark.rs
new file mode 100644
index 00000000..f59fecff
--- /dev/null
+++ b/light-client/tools/src/bin/bunnymark.rs
@@ -0,0 +1,104 @@
+/*
+    Hurry Curry! - a game about cooking
+    Copyright 2024 metamuffin
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, version 3 of the License only.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+*/
+use sdl2::{
+    event::Event,
+    image::{InitFlag, LoadTexture},
+    keyboard::Keycode,
+    pixels::Color,
+    rect::Rect,
+};
+use std::time::Instant;
+
+const WIDTH: i32 = 1920;
+const HEIGHT: i32 = 1080;
+
+pub fn main() {
+    let amount = std::env::args().skip(1).next().unwrap().parse().unwrap();
+
+    let sdl_context = sdl2::init().unwrap();
+    let video_subsystem = sdl_context.video().unwrap();
+    let _image_context = sdl2::image::init(InitFlag::WEBP | InitFlag::PNG).unwrap();
+    let window = video_subsystem
+        .window("Hurry Curry! Bunnymark", WIDTH as u32, HEIGHT as u32)
+        .position_centered()
+        .build()
+        .map_err(|e| e.to_string())
+        .unwrap();
+
+    let mut canvas = window
+        .into_canvas()
+        .accelerated()
+        .build()
+        .map_err(|e| e.to_string())
+        .unwrap();
+    let texture_creator = canvas.texture_creator();
+    let texture = texture_creator.load_texture("client/icon.png").unwrap();
+
+    let mut bunnies = vec![((0, 0), (0, 0)); amount];
+
+    for (i, (pos, vel)) in bunnies.iter_mut().enumerate() {
+        let mut r = xorshift(i as i32);
+        pos.0 = r % WIDTH;
+        r = xorshift(r);
+        pos.1 = r % HEIGHT;
+        r = xorshift(r);
+        vel.0 = r % 7 - 3;
+        r = xorshift(r);
+        vel.1 = r % 7 - 3;
+    }
+
+    let mut last = Instant::now();
+    'mainloop: loop {
+        canvas.set_draw_color(Color::BLACK);
+        canvas.clear();
+        for (pos, vel) in &mut bunnies {
+            pos.0 += vel.0;
+            pos.1 += vel.1;
+            if pos.0 < 0 || pos.0 > WIDTH {
+                vel.0 *= -1
+            }
+            if pos.1 < 0 || pos.1 > HEIGHT {
+                vel.1 *= -1
+            }
+            canvas
+                .copy(&texture, None, Some(Rect::new(pos.0, pos.1, 30, 30)))
+                .unwrap();
+        }
+        canvas.present();
+
+        for event in sdl_context.event_pump().unwrap().poll_iter() {
+            match event {
+                Event::Quit { .. }
+                | Event::KeyDown {
+                    keycode: Option::Some(Keycode::Escape),
+                    ..
+                } => break 'mainloop,
+                _ => {}
+            }
+        }
+        println!("frame time: {:?}", last.elapsed());
+        last = Instant::now();
+    }
+}
+
+fn xorshift(mut x: i32) -> i32 {
+    x ^= x << 13;
+    x ^= x >> 17;
+    x ^= x << 5;
+    x
+}