horoli
eb49ea4b84
Add the Blender flashlight asset with a 600 lm beam and reduced bloom, shared-mode self badge, and compact phone controls. Relocate the summit marker, blend terrain seams, widen walking routes, and align local server configuration on port 2027.
24 lines
1.0 KiB
TypeScript
24 lines
1.0 KiB
TypeScript
import { SpotLight, Vector3, type Object3D } from 'three';
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import { FLASHLIGHT } from '../constants/flashlight.ts';
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/** Convert nominal lumens into candela over the beam cone. Distance is a render cutoff. */
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export function createFlashlight(player: Object3D) {
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const grip = player.getObjectByName('HeldFlashlight')!;
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const light = new SpotLight(FLASHLIGHT.color, 0, FLASHLIGHT.distance, FLASHLIGHT.halfAngle, FLASHLIGHT.penumbra, 2);
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const solidAngle = 2 * Math.PI * (1 - Math.cos(FLASHLIGHT.halfAngle));
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light.intensity = FLASHLIGHT.lumens / solidAngle;
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light.visible = false;
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const tip = new Vector3(), aim = new Vector3();
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return {
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light,
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update(on: boolean) {
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light.visible = on;
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if (!on) return;
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grip.updateWorldMatrix(true, false);
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light.position.copy(tip.set(0, -.27, 0).applyMatrix4(grip.matrixWorld));
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light.target.position.copy(aim.set(0, -1.27, 0).applyMatrix4(grip.matrixWorld));
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},
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dispose() { light.removeFromParent(); light.target.removeFromParent(); light.dispose(); },
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};
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}
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