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refactor: move world concepts into engine

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This commit is contained in:
Toad 2026-08-24 15:17:53 +02:00
parent eeedcb8e48
commit 2d15c7ab8d
52 changed files with 3298 additions and 1558 deletions
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37
game/actors/mobs/Robin.ts
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@ -1,18 +1,31 @@
import { Terrain } from "../../Terrain"
import type { Mesh } from "../../../engine/scene/Mesh"
import type { Mob } from "../Mob"
import type { Entity } from "../../../engine/scene/Actor"
import { Terrain, type Terrain as Ground } from "../../../engine/world/Terrain"
import { Mesh, type Mesh as Geometry } from "../../../engine/scene/Mesh"
import type { Material } from "../../../engine/render/Material"
import type { ActorDefinition } from "../../../engine/scene/Actor"
import { Mob, type MobState } from "../Mob"
import { ellipsoid, nextRand, wanderHeading } from "./mobkit"
// Everything about the robin: round red-breasted bird that mostly hops like a frog
// but now and then takes a short powered flight to a new perch.
export const robin: Entity<Mob, Terrain> = {
name: "robin",
build,
update,
boundingRadius: 0.45,
bodyHeight: 0.55,
export type Robin = ActorDefinition<MobState, Ground>
export namespace Robin {
export function create(material: Material): Robin {
const mesh = Mesh.create()
build(mesh)
return {
prototype: {
groups: [{ mesh, material }],
radius: 0.5,
minY: -0.5,
maxY: 1,
},
update,
transform: Mob.transform,
collider: (state) => Mob.collider(state, 0.45, 0.55, state.grounded),
}
}
}
const LEASH = 6
@ -27,7 +40,7 @@ const FLY_IMPULSE = 3.5
const CRUISE = 0.8
const GRAVITY = 14
function build(mesh: Mesh): void {
function build(mesh: Geometry): void {
// Round European robin: plump brown body, an orange-red breast bulging on the
// front, a round brown head with two dark eyes + a small dark beak, short tail.
// UVs: robin texture is brown (left), orange breast (mid), dark eye/beak (right).
@ -40,7 +53,7 @@ function build(mesh: Mesh): void {
ellipsoid(mesh, 0, 0.26, -0.32, 0.09, 0.05, 0.16, 4, 2, 0, 0.38, 0, 1) // tail (brown)
}
function update(mob: Mob, dt: number, terrain: Terrain): void {
function update(mob: MobState, dt: number, terrain: Ground): void {
if (mob.grounded) {
mob.timer -= dt
mob.position.y = Terrain.height(terrain, mob.position.x, mob.position.z)