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-rw-r--r--src/display/image.rs (renamed from src/image.rs)21
-rw-r--r--src/display/mod.rs17
-rw-r--r--src/display/pixel.rs14
-rw-r--r--src/display/pixelflut.rs69
-rw-r--r--src/main.rs14
5 files changed, 115 insertions, 20 deletions
diff --git a/src/image.rs b/src/display/image.rs
index e24c14b..77d8c83 100644
--- a/src/image.rs
+++ b/src/display/image.rs
@@ -1,6 +1,7 @@
use std::io::Write;
use crate::vec3::Color;
+use crate::display::{Display, Pixel};
pub struct Image {
width: usize,
@@ -8,12 +9,6 @@ pub struct Image {
data: Vec<Pixel>,
}
-#[derive(Clone)]
-struct Pixel {
- color: Color,
- sample_count: u32,
-}
-
impl Image {
pub fn new(width: usize, height: usize) -> Image {
let data = vec![
@@ -33,15 +28,17 @@ impl Image {
data,
}
}
+}
- pub fn add_sample(&mut self, x: usize, y: usize, color: Color) {
+impl Display for Image {
+ fn add_sample(&mut self, x: usize, y: usize, color: Color) {
self.data
.get_mut((y * self.width) + x)
.unwrap()
.update(color);
}
- pub fn write(&self, output: &mut impl Write) {
+ fn maybe_write(&self, output: &mut impl Write) {
output.write_fmt(format_args!("P3\n{} {}\n255\n", self.width, self.height)).unwrap();
for y in (0..self.height).rev() {
for x in 0..self.width {
@@ -67,11 +64,5 @@ impl Image {
}
}
}
-}
-
-impl Pixel {
- pub fn update(&mut self, color: Color) {
- self.color += color;
- self.sample_count += 1;
- }
+ fn maybe_update(&mut self) {}
}
diff --git a/src/display/mod.rs b/src/display/mod.rs
new file mode 100644
index 0000000..0a18e48
--- /dev/null
+++ b/src/display/mod.rs
@@ -0,0 +1,17 @@
+mod image;
+pub use image::Image;
+mod pixelflut;
+pub use pixelflut::Pixelflut;
+
+mod pixel;
+use pixel::Pixel;
+
+use std::io::Write;
+
+use crate::vec3::Color;
+
+pub trait Display {
+ fn add_sample(&mut self, x: usize, y: usize, color: Color);
+ fn maybe_write(&self, output: &mut impl Write);
+ fn maybe_update(&mut self);
+}
diff --git a/src/display/pixel.rs b/src/display/pixel.rs
new file mode 100644
index 0000000..c9113d9
--- /dev/null
+++ b/src/display/pixel.rs
@@ -0,0 +1,14 @@
+use crate::vec3::Color;
+
+#[derive(Clone)]
+pub struct Pixel {
+ pub color: Color,
+ pub sample_count: u32,
+}
+
+impl Pixel {
+ pub fn update(&mut self, color: Color) {
+ self.color += color;
+ self.sample_count += 1;
+ }
+}
diff --git a/src/display/pixelflut.rs b/src/display/pixelflut.rs
new file mode 100644
index 0000000..3a62f8d
--- /dev/null
+++ b/src/display/pixelflut.rs
@@ -0,0 +1,69 @@
+use std::io::Write;
+use std::net::{TcpStream};
+
+use crate::vec3::Color;
+use crate::display::{Display, Pixel};
+
+pub struct Pixelflut {
+ socket: TcpStream,
+ x: usize,
+ y: usize,
+ width: usize,
+ height: usize,
+ data: Vec<Pixel>,
+}
+
+impl Pixelflut {
+ pub fn new(addr: &str, x: usize, y: usize, width: usize, height: usize) -> Self {
+ let data = vec![
+ Pixel {
+ color: Color {
+ x: 0.0,
+ y: 0.0,
+ z: 0.0
+ },
+ sample_count: 0
+ };
+ width * height
+ ];
+ let mut ret = Self {
+ socket: TcpStream::connect(addr).expect("Could not connect to Pixelflut!"),
+ x,
+ y,
+ width,
+ height,
+ data,
+ };
+ ret.maybe_update();
+ ret
+ }
+}
+
+impl Display for Pixelflut {
+ fn add_sample(&mut self, x: usize, y: usize, color: crate::vec3::Color) {
+ self.data
+ .get_mut((y * self.width) + x)
+ .unwrap()
+ .update(color);
+ }
+
+ fn maybe_write(&self, _: &mut impl std::io::prelude::Write) {}
+
+ fn maybe_update(&mut self) {
+ for y in 0..self.height {
+ for x in 0..self.width {
+ let pixel = self.data.get((y * self.width) + x).unwrap();
+ let scale = 1.0 / pixel.sample_count as f64;
+ let mut r = (pixel.color.x * scale).sqrt();
+ let mut g = (pixel.color.y * scale).sqrt();
+ let mut b = (pixel.color.z * scale).sqrt();
+ self.socket.write(format!("PX {} {} {:02x}{:02x}{:02x}\n",
+ self.x + x,
+ self.y + self.height - y,
+ (256.0 * r.clamp(0.0, 0.999)) as u32,
+ (256.0 * g.clamp(0.0, 0.999)) as u32,
+ (256.0 * b.clamp(0.0, 0.999)) as u32).as_bytes());
+ }
+ }
+ }
+}
diff --git a/src/main.rs b/src/main.rs
index 7ec82e6..c99ca58 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -4,7 +4,7 @@ mod material;
mod ray;
mod util;
mod vec3;
-mod image;
+mod display;
mod texture;
mod scenes;
@@ -12,7 +12,7 @@ use std::{sync::{Arc, mpsc}, thread};
use camera::Camera;
use hittable::Hittable;
-use image::Image;
+use display::{Display, Image, Pixelflut};
use ray::Ray;
use vec3::{Vec3, Color};
use scenes::get_scene;
@@ -70,7 +70,7 @@ fn main() {
//const ASPECT_RATIO: f64 = 1.0;
const IMAGE_WIDTH: u32 = 600;
const IMAGE_HEIGHT: u32 = (IMAGE_WIDTH as f64 / ASPECT_RATIO) as u32;
- const SAMPLES_PER_PIXEL: u32 = 30;
+ const SAMPLES_PER_PIXEL: u32 = 500;
const MAX_DEPTH: u32 = 50;
const THREAD_COUNT: u32 = 8;
const TIME_START: f64 = 0.0;
@@ -83,7 +83,8 @@ fn main() {
let dist_to_focus = 10.0;
let cam = Arc::new(Camera::new(lookfrom, lookat, vup, vfov, ASPECT_RATIO, aperture, dist_to_focus, TIME_START, TIME_END));
// Render
- let mut final_image = Image::new(IMAGE_WIDTH as usize, IMAGE_HEIGHT as usize);
+ // let mut final_image = Image::new(IMAGE_WIDTH as usize, IMAGE_HEIGHT as usize);
+ let mut final_image = Pixelflut::new("192.168.0.38:1337", 0, 0, IMAGE_WIDTH as usize, IMAGE_HEIGHT as usize);
let (tx, rx) = mpsc::channel::<PixelUpdate>();
for _ in 0..THREAD_COUNT {
let sender = tx.clone();
@@ -96,12 +97,14 @@ fn main() {
}
let expected_updates: u64 = (SAMPLES_PER_PIXEL / THREAD_COUNT) as u64 * THREAD_COUNT as u64 * IMAGE_HEIGHT as u64 * IMAGE_WIDTH as u64;
let print_frequency: u64 = (SAMPLES_PER_PIXEL / THREAD_COUNT) as u64 * THREAD_COUNT as u64 * IMAGE_WIDTH as u64;
+ let print_frequency = print_frequency * 3;
let mut update_count: u64 = 0;
loop {
if let Ok(update) = rx.try_recv() {
update_count += 1;
final_image.add_sample(update.x, update.y, update.color);
if update_count % print_frequency == 0 {
+ final_image.maybe_update();
eprint!("\rCurrent completion: {:.2}%", (update_count as f64 / expected_updates as f64) * 100.0)
}
} else {
@@ -110,6 +113,7 @@ fn main() {
}
}
}
- final_image.write(&mut std::io::stdout());
+ final_image.maybe_update();
+ final_image.maybe_write(&mut std::io::stdout());
eprintln!("\nDone.");
}