diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ea8c4bf
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new file mode 100644
index 0000000..a242df9
--- /dev/null
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diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..4b4b821
--- /dev/null
+++ b/Cargo.toml
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+[package]
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+version = "0.1.0"
+edition = "2021"
+
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+
+[dependencies]
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+cast = { version = "*", default-features = false }
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diff --git a/src/image_encoder.rs b/src/image_encoder.rs
new file mode 100644
index 0000000..3300235
--- /dev/null
+++ b/src/image_encoder.rs
@@ -0,0 +1,14 @@
+// For reading and opening files
+use image::png::PNGEncoder;
+use image::ColorType;
+use std::fs::File;
+use std::io::BufWriter;
+use std::path::Path;
+
+pub fn write_image(path: &str, width: u32, height: u32, data: &[u8]) {
+    let output = File::create(path).unwrap();
+    let encoder = PNGEncoder::new(output);
+    encoder
+        .encode(data, width, height, ColorType::RGB(8))
+        .unwrap();
+}
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..0f17d6d
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,23 @@
+pub mod image_encoder;
+
+use cast::u8;
+fn main() {
+    const WIDTH: u32 = 256;
+    const HEIGHT: u32 = 256;
+    let mut img: image::RgbImage = image::ImageBuffer::new(WIDTH, HEIGHT);
+    for j in 0..HEIGHT {
+        for i in 0..WIDTH {
+            let r = i as f64 / (WIDTH - 1) as f64;
+            let g = j as f64 / (HEIGHT - 1) as f64;
+            let b = 0.25 as f64;
+            let ir: u8 = u8(255.0 * r).unwrap();
+            let ig: u8 = u8(255.0 * g).unwrap();
+            let ib: u8 = u8(255.0 * b).unwrap();
+
+            let p = image::Rgb([ir, ig, ib]);
+
+            img.put_pixel(i, j, p);
+        }
+    }
+    img.save("image.png").unwrap();
+}