Emil
68f6292c4d
- World: 250x250 grid with 14 materials (sand, water, lava, stone, wood, etc.) - Physics: cellular automaton for materials + Verlet solver for entities - Entity: multi-cell humanoid (7 sub-bodies with distance constraints) - Render: terminal renderer with ANSI colors and diff-based updates - Game loop: fixed 60Hz timestep with accumulator pattern - Input: WASD movement, number keys for material painting
287 lines
9.6 KiB
Rust
287 lines
9.6 KiB
Rust
use crate::world::cell::MaterialId;
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#[derive(Clone, Copy, Debug)]
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pub struct Material {
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pub id: MaterialId,
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pub name: &'static str,
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pub density: f32,
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pub solid: bool,
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pub liquid: bool,
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pub gas: bool,
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pub static_: bool,
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pub flammable: bool,
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pub ignition_temp: f32,
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pub melt_temp: f32,
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pub heat_conductivity: f32,
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pub color_fg: (u8, u8, u8),
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pub color_bg: (u8, u8, u8),
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pub display_char: char,
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}
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impl Material {
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pub const fn empty() -> Self {
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Self {
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id: MaterialId::Empty,
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name: "empty",
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density: 0.0,
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solid: false,
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liquid: false,
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gas: false,
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static_: true,
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flammable: false,
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ignition_temp: f32::INFINITY,
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melt_temp: f32::INFINITY,
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heat_conductivity: 0.0,
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color_fg: (0, 0, 0),
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color_bg: (0, 0, 0),
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display_char: ' ',
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}
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}
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}
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pub struct MaterialRegistry {
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materials: [Material; 14],
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}
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impl MaterialRegistry {
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fn new() -> Self {
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Self {
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materials: [
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Material {
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id: MaterialId::Empty,
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name: "empty",
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density: 0.0,
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solid: false,
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liquid: false,
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gas: false,
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static_: true,
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flammable: false,
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ignition_temp: f32::INFINITY,
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melt_temp: f32::INFINITY,
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heat_conductivity: 0.0,
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color_fg: (15, 15, 20),
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color_bg: (10, 10, 15),
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display_char: ' ',
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},
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Material {
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id: MaterialId::Sand,
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name: "sand",
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density: 1.5,
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solid: true,
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liquid: false,
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gas: false,
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static_: false,
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flammable: false,
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ignition_temp: f32::INFINITY,
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melt_temp: 1700.0,
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heat_conductivity: 0.2,
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color_fg: (218, 178, 90),
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color_bg: (60, 50, 30),
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display_char: '.',
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},
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Material {
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id: MaterialId::Water,
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name: "water",
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density: 1.0,
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solid: false,
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liquid: true,
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gas: false,
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static_: false,
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flammable: false,
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ignition_temp: f32::INFINITY,
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melt_temp: 0.0,
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heat_conductivity: 0.4,
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color_fg: (64, 128, 220),
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color_bg: (20, 40, 80),
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display_char: '~',
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},
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Material {
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id: MaterialId::Stone,
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name: "stone",
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density: 3.0,
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solid: true,
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liquid: false,
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gas: false,
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static_: true,
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flammable: false,
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ignition_temp: f32::INFINITY,
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melt_temp: 1200.0,
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heat_conductivity: 0.3,
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color_fg: (120, 120, 130),
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color_bg: (40, 40, 50),
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display_char: '#',
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},
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Material {
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id: MaterialId::Lava,
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name: "lava",
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density: 2.5,
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solid: false,
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liquid: true,
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gas: false,
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static_: false,
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flammable: false,
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ignition_temp: f32::INFINITY,
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melt_temp: f32::INFINITY,
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heat_conductivity: 0.5,
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color_fg: (255, 80, 20),
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color_bg: (120, 20, 0),
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display_char: '#',
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},
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Material {
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id: MaterialId::Wood,
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name: "wood",
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density: 0.8,
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solid: true,
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liquid: false,
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gas: false,
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static_: true,
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flammable: true,
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ignition_temp: 300.0,
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melt_temp: f32::INFINITY,
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heat_conductivity: 0.1,
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color_fg: (140, 90, 50),
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color_bg: (50, 30, 20),
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display_char: 'T',
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},
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Material {
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id: MaterialId::Flesh,
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name: "flesh",
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density: 1.06,
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solid: true,
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liquid: false,
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gas: false,
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static_: false,
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flammable: true,
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ignition_temp: 200.0,
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melt_temp: f32::INFINITY,
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heat_conductivity: 0.15,
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color_fg: (180, 50, 50),
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color_bg: (60, 15, 15),
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display_char: '%',
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},
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Material {
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id: MaterialId::Bone,
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name: "bone",
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density: 1.8,
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solid: true,
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liquid: false,
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gas: false,
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static_: true,
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flammable: false,
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ignition_temp: f32::INFINITY,
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melt_temp: f32::INFINITY,
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heat_conductivity: 0.1,
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color_fg: (220, 210, 190),
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color_bg: (60, 55, 50),
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display_char: '`',
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},
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Material {
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id: MaterialId::Steam,
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name: "steam",
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density: 0.3,
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solid: false,
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liquid: false,
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gas: true,
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static_: false,
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flammable: false,
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ignition_temp: f32::INFINITY,
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melt_temp: f32::INFINITY,
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heat_conductivity: 0.2,
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color_fg: (200, 200, 220),
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color_bg: (30, 30, 40),
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display_char: '~',
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},
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Material {
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id: MaterialId::Fire,
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name: "fire",
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density: 0.1,
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solid: false,
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liquid: false,
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gas: true,
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static_: false,
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flammable: false,
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ignition_temp: f32::INFINITY,
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melt_temp: f32::INFINITY,
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heat_conductivity: 0.6,
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color_fg: (255, 160, 40),
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color_bg: (100, 30, 0),
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display_char: '^',
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},
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Material {
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id: MaterialId::Acid,
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name: "acid",
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density: 1.2,
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solid: false,
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liquid: true,
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gas: false,
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static_: false,
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flammable: false,
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ignition_temp: f32::INFINITY,
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melt_temp: f32::INFINITY,
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heat_conductivity: 0.3,
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color_fg: (100, 255, 60),
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color_bg: (20, 60, 10),
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display_char: '~',
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},
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Material {
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id: MaterialId::Smoke,
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name: "smoke",
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density: 0.2,
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solid: false,
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liquid: false,
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gas: true,
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static_: false,
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flammable: false,
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ignition_temp: f32::INFINITY,
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melt_temp: f32::INFINITY,
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heat_conductivity: 0.1,
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color_fg: (100, 100, 100),
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color_bg: (20, 20, 20),
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display_char: '*',
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},
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Material {
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id: MaterialId::Grass,
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name: "grass",
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density: 1.0,
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solid: true,
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liquid: false,
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gas: false,
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static_: true,
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flammable: true,
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ignition_temp: 250.0,
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melt_temp: f32::INFINITY,
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heat_conductivity: 0.1,
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color_fg: (80, 200, 60),
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color_bg: (20, 50, 15),
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display_char: '"',
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},
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Material {
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id: MaterialId::Dirt,
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name: "dirt",
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density: 1.3,
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solid: true,
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liquid: false,
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gas: false,
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static_: true,
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flammable: false,
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ignition_temp: f32::INFINITY,
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melt_temp: f32::INFINITY,
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heat_conductivity: 0.2,
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color_fg: (100, 70, 50),
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color_bg: (40, 30, 20),
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display_char: ':',
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},
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],
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}
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}
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pub fn get(&self, id: MaterialId) -> &Material {
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&self.materials[id as usize]
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}
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pub fn instance() -> &'static MaterialRegistry {
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static REGISTRY: std::sync::OnceLock<MaterialRegistry> = std::sync::OnceLock::new();
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REGISTRY.get_or_init(MaterialRegistry::new)
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}
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}
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