330 lines
12 KiB
Rust
330 lines
12 KiB
Rust
use rust_rl::*;
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use notan::prelude::*;
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use notan::draw::create_textures_from_atlas;
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use notan::draw::{ CreateFont, CreateDraw, DrawImages };
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use specs::prelude::*;
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use specs::saveload::{ SimpleMarker, SimpleMarkerAllocator };
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use bracket_lib::prelude::*;
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use std::collections::HashMap;
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const TILESIZE: f32 = 16.0;
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const DISPLAYWIDTH: u32 = 100 * (TILESIZE as u32);
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const DISPLAYHEIGHT: u32 = 56 * (TILESIZE as u32);
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#[notan_main]
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fn main() -> Result<(), String> {
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let win_config = WindowConfig::new().set_size(DISPLAYWIDTH, DISPLAYHEIGHT).set_vsync(true);
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notan
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::init_with(setup)
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.add_config(win_config)
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.add_config(notan::draw::DrawConfig)
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.draw(draw)
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.update(update)
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.build()
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}
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fn setup(gfx: &mut Graphics) -> State {
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let texture = gfx
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.create_texture()
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.from_image(include_bytes!("../resources/td.png"))
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.build()
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.unwrap();
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let data = include_bytes!("../resources/td.json");
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let atlas = create_textures_from_atlas(data, &texture).unwrap();
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let mut gs = State {
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ecs: World::new(),
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base_texture: texture,
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atlas,
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mapgen_next_state: Some(RunState::MainMenu {
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menu_selection: gui::MainMenuSelection::NewGame,
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}),
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mapgen_index: 0,
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mapgen_history: Vec::new(),
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mapgen_timer: 0.0,
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};
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gs.ecs.register::<Position>();
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gs.ecs.register::<OtherLevelPosition>();
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gs.ecs.register::<Renderable>();
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gs.ecs.register::<Burden>();
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gs.ecs.register::<Prop>();
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gs.ecs.register::<Player>();
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gs.ecs.register::<HasAncestry>();
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gs.ecs.register::<HasClass>();
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gs.ecs.register::<Chasing>();
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gs.ecs.register::<Faction>();
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gs.ecs.register::<Clock>();
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gs.ecs.register::<Quips>();
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gs.ecs.register::<Mind>();
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gs.ecs.register::<Viewshed>();
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gs.ecs.register::<Telepath>();
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gs.ecs.register::<Name>();
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gs.ecs.register::<ObfuscatedName>();
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gs.ecs.register::<BlocksTile>();
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gs.ecs.register::<BlocksVisibility>();
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gs.ecs.register::<Door>();
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gs.ecs.register::<Pools>();
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gs.ecs.register::<Attributes>();
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gs.ecs.register::<Skills>();
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gs.ecs.register::<HungerClock>();
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gs.ecs.register::<WantsToMelee>();
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gs.ecs.register::<Item>();
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gs.ecs.register::<Beatitude>();
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gs.ecs.register::<IdentifiedItem>();
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gs.ecs.register::<IdentifiedBeatitude>();
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gs.ecs.register::<MagicItem>();
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gs.ecs.register::<GrantsXP>();
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gs.ecs.register::<LootTable>();
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gs.ecs.register::<Energy>();
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gs.ecs.register::<TakingTurn>();
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gs.ecs.register::<Equippable>();
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gs.ecs.register::<EquipmentChanged>();
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gs.ecs.register::<Equipped>();
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gs.ecs.register::<MeleeWeapon>();
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gs.ecs.register::<NaturalAttacks>();
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gs.ecs.register::<ArmourClassBonus>();
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gs.ecs.register::<ToHitBonus>();
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gs.ecs.register::<MoveMode>();
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gs.ecs.register::<ProvidesHealing>();
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gs.ecs.register::<InflictsDamage>();
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gs.ecs.register::<Ranged>();
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gs.ecs.register::<AOE>();
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gs.ecs.register::<Digger>();
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gs.ecs.register::<Confusion>();
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gs.ecs.register::<Blind>();
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gs.ecs.register::<MagicMapper>();
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gs.ecs.register::<InBackpack>();
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gs.ecs.register::<WantsToApproach>();
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gs.ecs.register::<WantsToFlee>();
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gs.ecs.register::<WantsToPickupItem>();
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gs.ecs.register::<WantsToDropItem>();
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gs.ecs.register::<WantsToRemoveItem>();
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gs.ecs.register::<WantsToUseItem>();
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gs.ecs.register::<Consumable>();
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gs.ecs.register::<SingleActivation>();
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gs.ecs.register::<Charges>();
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gs.ecs.register::<ProvidesNutrition>();
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gs.ecs.register::<Destructible>();
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gs.ecs.register::<Hidden>();
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gs.ecs.register::<EntryTrigger>();
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gs.ecs.register::<EntityMoved>();
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gs.ecs.register::<MultiAttack>();
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gs.ecs.register::<ProvidesRemoveCurse>();
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gs.ecs.register::<ProvidesIdentify>();
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gs.ecs.register::<KnownSpells>();
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gs.ecs.register::<GrantsSpell>();
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gs.ecs.register::<Bleeds>();
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gs.ecs.register::<ParticleLifetime>();
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gs.ecs.register::<SpawnParticleSimple>();
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gs.ecs.register::<SpawnParticleBurst>();
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gs.ecs.register::<SpawnParticleLine>();
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gs.ecs.register::<HasDamageModifiers>();
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gs.ecs.register::<Intrinsics>();
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gs.ecs.register::<SimpleMarker<SerializeMe>>();
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gs.ecs.register::<SerializationHelper>();
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gs.ecs.register::<DMSerializationHelper>();
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gs.ecs.insert(SimpleMarkerAllocator::<SerializeMe>::new());
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raws::load_raws();
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// Insert calls
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gs.ecs.insert(RandomNumberGenerator::new());
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gs.ecs.insert(map::MasterDungeonMap::new()); // Master map list
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gs.ecs.insert(Map::new(true, 1, 64, 64, 0, "New Map", "N", 0)); // Map
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gs.ecs.insert(Point::new(0, 0)); // Player pos
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gs.ecs.insert(gui::Ancestry::Human); // ancestry
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let player_entity = spawner::player(&mut gs.ecs, 0, 0);
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gs.ecs.insert(player_entity); // Player entity
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gs.ecs.insert(RunState::AwaitingInput {}); // TODO: Set this back to RunState::MapGen
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gs.ecs.insert(particle_system::ParticleBuilder::new());
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gs.ecs.insert(rex_assets::RexAssets::new());
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gamelog::setup_log();
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gamelog::record_event(data::events::EVENT::Level(1));
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gs.generate_world_map(1, TileType::Floor);
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gs
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}
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const ASCII_MODE: bool = false; // Change this to config setting
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const SHOW_BOUNDARIES: bool = false; // Config setting
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use notan::draw::Draw;
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enum DrawType {
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None,
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Visible,
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VisibleAndRemember,
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Telepathy,
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}
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#[derive(PartialEq, Eq, Hash)]
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struct DrawKey {
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x: i32,
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y: i32,
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render_order: i32,
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}
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struct DrawInfo {
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e: Entity,
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draw_type: DrawType,
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}
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fn draw_camera(ecs: &World, draw: &mut Draw, atlas: &HashMap<String, Texture>) {
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let map = ecs.fetch::<Map>();
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render_map_in_view(&*map, ecs, draw, atlas);
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{
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let bounds = crate::camera::get_screen_bounds(ecs);
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let positions = ecs.read_storage::<Position>();
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let renderables = ecs.read_storage::<Renderable>();
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let hidden = ecs.read_storage::<Hidden>();
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let props = ecs.read_storage::<Prop>();
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let items = ecs.read_storage::<Item>();
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let minds = ecs.read_storage::<Mind>();
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let pools = ecs.read_storage::<Pools>();
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let entities = ecs.entities();
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let mut data = (&positions, &renderables, &entities, !&hidden).join().collect::<Vec<_>>();
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let mut to_draw: HashMap<DrawKey, DrawInfo> = HashMap::new();
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for (pos, render, e, _h) in data.iter() {
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let idx = map.xy_idx(pos.x, pos.y);
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let offset_x = pos.x - bounds.min_x + bounds.x_offset;
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let offset_y = pos.y - bounds.min_y + bounds.y_offset;
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if
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crate::camera::in_bounds(
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pos.x,
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pos.y,
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bounds.min_x,
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bounds.min_y,
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bounds.max_x,
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bounds.max_y
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)
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{
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let draw_type = if map.visible_tiles[idx] {
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let is_prop = props.get(*e);
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let is_item = items.get(*e);
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if is_prop.is_some() || is_item.is_some() {
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// If it's a static entity, we want to draw it, and
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// also save it's location so that we remember where
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// it was last seen after it leaves vision.
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DrawType::VisibleAndRemember
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} else {
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// If it's anything else, just draw it.
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DrawType::Visible
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}
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} else if map.telepath_tiles[idx] {
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let has_mind = minds.get(*e);
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if has_mind.is_some() {
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// Mobs we see through telepathy - generally we just
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// draw these, but it uses a unique enum variant so
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// it can be treated differently if needed in future.
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DrawType::Telepathy
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} else {
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DrawType::None
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}
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} else {
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// If we don't see it, and we don't sense it with
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// telepathy, don't draw it at all.
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DrawType::None
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};
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match draw_type {
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DrawType::None => {}
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_ => {
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to_draw.insert(
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DrawKey { x: offset_x, y: offset_y, render_order: render.render_order },
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DrawInfo { e: *e, draw_type }
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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 mut entries: Vec<(&DrawKey, &DrawInfo)> = to_draw.iter().collect();
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entries.sort_by_key(|&(k, _v)| k.render_order);
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for entry in entries.iter() {
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match entry.1.draw_type {
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DrawType::Visible | DrawType::Telepathy => {
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if let Some(pool) = pools.get(entry.1.e) {
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if pool.hit_points.current < pool.hit_points.max {
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// Draw health bar
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}
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}
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draw.image(atlas.get("ui_heart_full").unwrap()).position(
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(entry.0.x as f32) * TILESIZE,
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(entry.0.y as f32) * TILESIZE
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);
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// Draw entity
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}
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DrawType::VisibleAndRemember => {
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draw.image(atlas.get("ui_crystal_full").unwrap()).position(
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(entry.0.x as f32) * TILESIZE,
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(entry.0.y as f32) * TILESIZE
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);
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}
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_ => {}
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}
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}
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}
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}
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fn render_map_in_view(map: &Map, ecs: &World, draw: &mut Draw, atlas: &HashMap<String, Texture>) {
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let bounds = crate::camera::get_screen_bounds(ecs);
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for tile_y in bounds.min_y..bounds.max_y {
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for tile_x in bounds.min_x..bounds.max_x {
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if crate::camera::in_bounds(tile_x, tile_y, 0, 0, map.width, map.height) {
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let idx = map.xy_idx(tile_x, tile_y);
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if map.revealed_tiles[idx] {
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if ASCII_MODE {
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let (glyph, fg, bg) = crate::map::themes::get_tile_renderables_for_id(
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idx,
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&*map,
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Some(*ecs.fetch::<Point>()),
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None
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);
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// TODO: Draw ASCII
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} else {
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let (id, tint) = crate::map::themes::get_sprite_for_id(
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idx,
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&*map,
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Some(*ecs.fetch::<Point>())
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);
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let px = idx_to_px(
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map.xy_idx(tile_x + bounds.x_offset, tile_y + bounds.y_offset),
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&map
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);
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draw.image(atlas.get(id).unwrap()).position(px.0, px.1);
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}
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}
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} else if SHOW_BOUNDARIES {
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// TODO: Draw boundaries
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}
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}
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}
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}
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fn draw(app: &mut App, gfx: &mut Graphics, gs: &mut State) {
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let mut draw = gfx.create_draw();
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draw.clear(Color::BLACK);
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match *gs.ecs.fetch::<RunState>() {
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| RunState::MainMenu { .. }
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| RunState::CharacterCreation { .. }
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| RunState::PreRun { .. } => {}
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_ => {
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draw_camera(&gs.ecs, &mut draw, &gs.atlas);
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}
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}
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// Draw player (replace this with draw entities).
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let map = gs.ecs.fetch::<Map>();
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let ppos = gs.ecs.fetch::<Point>();
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let offsets = crate::camera::get_offset();
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let px = idx_to_px(map.xy_idx(ppos.x + offsets.x, ppos.y + offsets.y), &map);
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draw.image(gs.atlas.get("ui_heart_full").unwrap()).position(px.0, px.1);
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// Render batch
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gfx.render(&draw);
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}
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fn idx_to_px(idx: usize, map: &Map) -> (f32, f32) {
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(
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((idx % (map.width as usize)) as i32 as f32) * (TILESIZE as f32),
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((idx / (map.width as usize)) as i32 as f32) * (TILESIZE as f32),
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)
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}
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fn update(ctx: &mut App, state: &mut State) {
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state.update(ctx);
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}
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