SashegDev
874b6f20c2
Основа — Horizon (MIT). История апстрима не переносится: этот репозиторий ведёт свою.
68 lines
2.3 KiB
Rust
68 lines
2.3 KiB
Rust
//! WeatherEffectRenderer column instances and quads, without a GPU.
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use horizon_client::weather;
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use std::{fmt::Write, fs};
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fn bits(value: f32) -> String {
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if value.is_nan() {
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"nan".into()
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} else {
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format!("{:x}", value.to_bits())
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}
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}
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pub fn main() -> Result<(), Box<dyn std::error::Error>> {
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let args: Vec<_> = crate::args().collect();
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let mut output = String::new();
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let mut parameters = weather::ParameterCache::default();
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for (case, line) in fs::read_to_string(&args[1])?.lines().enumerate() {
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let p: Vec<&str> = line.split_whitespace().collect();
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let int = |i: usize| p[i].parse::<i32>().unwrap();
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let kind = int(0);
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let ticks: i64 = p[1].parse()?;
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let (x, bottom, top, z, light) = (int(2), int(3), int(4), int(5), int(6));
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let partial: f32 = p[7].parse()?;
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let camera = [p[8].parse()?, p[9].parse()?, p[10].parse()?];
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let radius = int(11);
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let intensity: f32 = p[12].parse()?;
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let mut random = weather::column_random(x, z);
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let column = if kind == 0 {
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weather::rain_column(&mut random, ticks, x, bottom, top, z, light, partial)
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} else {
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weather::snow_column(&mut random, ticks, x, bottom, top, z, light, partial)
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};
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write!(
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output,
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"{case} {} {} {} {} {} {} {}",
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column.x,
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column.z,
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column.bottom_y,
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column.top_y,
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bits(column.u_offset),
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bits(column.v_offset),
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column.light_coords
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)?;
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assert_eq!(
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parameters
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.get(x, z)
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.column(kind != 0, ticks, x, bottom, top, z, light, partial),
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column,
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"cached parameters differ from original random source at case {case}"
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);
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let max_alpha = if kind == 0 { 1.0 } else { 0.8 };
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for v in weather::column_quad(&column, camera, max_alpha, radius, intensity) {
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write!(
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output,
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" |{},{},{},{},{},{:x},{}",
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bits(v.pos[0]),
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bits(v.pos[1]),
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bits(v.pos[2]),
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bits(v.uv[0]),
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bits(v.uv[1]),
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v.color,
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v.light_coords
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)?;
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}
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output.push('\n');
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}
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fs::write(&args[2], output)?;
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Ok(())
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}
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