37 lines
1.4 KiB
TypeScript
37 lines
1.4 KiB
TypeScript
import {HasMovedEvent} from "./GameManager";
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import {MAX_EXTRAPOLATION_TIME} from "../../Enum/EnvironmentVariable";
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import {PositionInterface} from "../../Connection";
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export class PlayerMovement {
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public constructor(private startPosition: PositionInterface, private startTick: number, private endPosition: HasMovedEvent, private endTick: number) {
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}
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public isOutdated(tick: number): boolean {
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//console.log(tick, this.endTick, MAX_EXTRAPOLATION_TIME)
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// If the endPosition is NOT moving, no extrapolation needed.
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if (this.endPosition.moving === false && tick > this.endTick) {
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return true;
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}
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return tick > this.endTick + MAX_EXTRAPOLATION_TIME;
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}
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public getPosition(tick: number): HasMovedEvent {
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// Special case: end position reached and end position is not moving
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if (tick >= this.endTick && this.endPosition.moving === false) {
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return this.endPosition;
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}
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const x = (this.endPosition.x - this.startPosition.x) * ((tick - this.startTick) / (this.endTick - this.startTick)) + this.startPosition.x;
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const y = (this.endPosition.y - this.startPosition.y) * ((tick - this.startTick) / (this.endTick - this.startTick)) + this.startPosition.y;
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return {
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x,
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y,
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direction: this.endPosition.direction,
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moving: true
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}
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}
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}
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