mirror of
https://gitlab.com/veloren/veloren.git
synced 2024-08-30 18:12:32 +00:00
262 lines
8.9 KiB
Rust
262 lines
8.9 KiB
Rust
use common::{terrain::TerrainChunkSize, vol::RectVolSize};
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use std::{f64, io::Write, path::PathBuf, time::SystemTime};
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use tracing::warn;
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use tracing_subscriber;
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use vek::*;
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use veloren_world::{
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sim::{self, MapConfig, MapDebug, WorldOpts, WORLD_SIZE},
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World, CONFIG,
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};
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const W: usize = 1024;
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const H: usize = 1024;
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#[allow(clippy::needless_update)] // TODO: Pending review in #587
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#[allow(clippy::unused_io_amount)] // TODO: Pending review in #587
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fn main() {
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tracing_subscriber::fmt::init();
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// To load a map file of your choice, replace map_file with the name of your map
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// (stored locally in the map directory of your Veloren root), and swap the
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// sim::FileOpts::Save line below for the sim::FileOpts::Load one.
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let map_file =
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// "map_1575990726223.bin";
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// "map_1575987666972.bin";
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"map_1585335358316.bin";
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let mut map_path = PathBuf::from("./maps");
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map_path.push(map_file);
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let world = World::generate(5284, WorldOpts {
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seed_elements: false,
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//world_file: sim::FileOpts::Load(map_path),
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world_file: sim::FileOpts::Save,
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..WorldOpts::default()
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});
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let mut win =
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minifb::Window::new("World Viewer", W, H, minifb::WindowOptions::default()).unwrap();
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let sampler = world.sim();
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let mut focus = Vec3::new(0.0, 0.0, CONFIG.sea_level as f64);
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// Altitude is divided by gain and clamped to [0, 1]; thus, decreasing gain
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// makes smaller differences in altitude appear larger.
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let mut gain = CONFIG.mountain_scale;
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// The Z component during normal calculations is multiplied by gain; thus,
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let mut lgain = 1.0;
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let mut scale = WORLD_SIZE.x as f64 / W as f64;
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// Right-handed coordinate system: light is going left, down, and "backwards"
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// (i.e. on the map, where we translate the y coordinate on the world map to
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// z in the coordinate system, the light comes from -y on the map and points
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// towards +y on the map). In a right handed coordinate system, the
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// "camera" points towards -z, so positive z is backwards "into" the camera.
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//
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// "In world space the x-axis will be pointing east, the y-axis up and the
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// z-axis will be pointing south"
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let mut light_direction = Vec3::new(-0.8, -1.0, 0.3);
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let mut is_basement = false;
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let mut is_water = true;
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let mut is_shaded = true;
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let mut is_temperature = true;
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let mut is_humidity = true;
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while win.is_open() {
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let config = MapConfig {
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dimensions: Vec2::new(W, H),
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focus,
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gain,
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lgain,
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scale,
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light_direction,
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is_basement,
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is_water,
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is_shaded,
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is_temperature,
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is_humidity,
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is_debug: true,
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};
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let mut buf = vec![0; W * H];
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let MapDebug {
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rivers,
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lakes,
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oceans,
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quads,
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} = config.generate(sampler, world.index(), |pos, (r, g, b, a)| {
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let i = pos.x;
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let j = pos.y;
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buf[j * W + i] = u32::from_le_bytes([b, g, r, a]);
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});
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if win.is_key_down(minifb::Key::F4) {
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if let Some(len) = (W * H)
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.checked_mul(scale as usize)
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.and_then(|acc| acc.checked_mul(scale as usize))
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{
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let x = (W as f64 * scale) as usize;
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let y = (H as f64 * scale) as usize;
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let config = sim::MapConfig {
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dimensions: Vec2::new(x, y),
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scale: 1.0,
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..config
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};
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let mut buf = vec![0u8; 4 * len];
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config.generate(sampler, world.index(), |pos, (r, g, b, a)| {
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let i = pos.x;
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let j = pos.y;
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(&mut buf[(j * x + i) * 4..]).write(&[r, g, b, a]).unwrap();
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});
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// TODO: Justify fits in u32.
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let world_map = image::RgbaImage::from_raw(x as u32, y as u32, buf)
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.expect("Image dimensions must be valid");
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let mut path = PathBuf::from("./screenshots");
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if !path.exists() {
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if let Err(e) = std::fs::create_dir(&path) {
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warn!(?e, ?path, "Couldn't create folder for screenshot");
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}
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}
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path.push(format!(
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"worldmap_{}.png",
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SystemTime::now()
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.duration_since(SystemTime::UNIX_EPOCH)
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.map(|d| d.as_millis())
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.unwrap_or(0)
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));
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if let Err(e) = world_map.save(&path) {
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warn!(?e, ?path, "Couldn't save screenshot");
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}
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}
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}
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let spd = 32.0;
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let lspd = 0.1;
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if win.is_key_down(minifb::Key::P) {
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println!(
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"\
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Gain / Shade gain: {:?} / {:?}\nScale / Focus: {:?} / {:?}\nLight: {:?}
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Land(adjacent): (X = temp, Y = humidity): {:?}\nRivers: {:?}\nLakes: \
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{:?}\nOceans: {:?}\nTotal water: {:?}\nTotal land(adjacent): {:?}",
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gain,
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lgain,
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scale,
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focus,
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light_direction,
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quads,
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rivers,
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lakes,
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oceans,
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rivers + lakes + oceans,
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quads.iter().map(|x| x.iter().sum::<u32>()).sum::<u32>()
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);
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}
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if win.get_mouse_down(minifb::MouseButton::Left) {
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if let Some((mx, my)) = win.get_mouse_pos(minifb::MouseMode::Clamp) {
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let chunk_pos = (Vec2::<f64>::from(focus)
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+ (Vec2::new(mx as f64, my as f64) * scale))
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.map(|e| e as i32);
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let block_pos = chunk_pos.map2(TerrainChunkSize::RECT_SIZE, |e, f| e * f as i32);
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println!(
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"Block: ({}, {}), Chunk: ({}, {})",
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block_pos.x, block_pos.y, chunk_pos.x, chunk_pos.y
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);
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if let Some(chunk) = sampler.get(chunk_pos) {
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//println!("Chunk info: {:#?}", chunk);
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if let Some(id) = &chunk.place {
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let place = world.civs().place(*id);
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println!("Place {} info: {:#?}", id.id(), place);
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if let Some(site) = world.civs().sites().find(|site| site.place == *id) {
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println!("Site: {}", site);
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}
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}
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}
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}
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}
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let is_camera = win.is_key_down(minifb::Key::C);
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if win.is_key_down(minifb::Key::B) {
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is_basement ^= true;
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}
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if win.is_key_down(minifb::Key::H) {
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is_humidity ^= true;
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}
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if win.is_key_down(minifb::Key::T) {
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is_temperature ^= true;
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}
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if win.is_key_down(minifb::Key::O) {
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is_water ^= true;
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}
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if win.is_key_down(minifb::Key::L) {
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is_shaded ^= true;
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}
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if win.is_key_down(minifb::Key::W) {
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if is_camera {
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light_direction.z -= lspd;
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} else {
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focus.y -= spd * scale;
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}
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}
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if win.is_key_down(minifb::Key::A) {
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if is_camera {
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light_direction.x -= lspd;
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} else {
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focus.x -= spd * scale;
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}
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}
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if win.is_key_down(minifb::Key::S) {
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if is_camera {
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light_direction.z += lspd;
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} else {
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focus.y += spd * scale;
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}
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}
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if win.is_key_down(minifb::Key::D) {
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if is_camera {
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light_direction.x += lspd;
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} else {
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focus.x += spd * scale;
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}
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}
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if win.is_key_down(minifb::Key::Q) {
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if is_camera {
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if (lgain * 2.0).is_normal() {
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lgain *= 2.0;
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}
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} else {
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gain += 64.0;
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}
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}
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if win.is_key_down(minifb::Key::E) {
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if is_camera {
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if (lgain / 2.0).is_normal() {
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lgain /= 2.0;
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}
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} else {
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gain = (gain - 64.0).max(64.0);
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}
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}
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if win.is_key_down(minifb::Key::R) {
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if is_camera {
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focus.z += spd * scale;
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} else {
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if (scale * 2.0).is_normal() {
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scale *= 2.0;
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}
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}
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}
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if win.is_key_down(minifb::Key::F) {
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if is_camera {
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focus.z -= spd * scale;
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} else {
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if (scale / 2.0).is_normal() {
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scale /= 2.0;
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}
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}
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}
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win.update_with_buffer_size(&buf, W, H).unwrap();
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}
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}
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