rogue-engine-simcity/Assets/Components/RapierMovementController.re.ts

import GetForwardVector from 'Assets/Library/GetForwardVector';
import * as RE from 'rogue-engine';
import * as THREE from 'three'
import FloorCheckComponent from './FloorCheckComponent.re';
import RAPIER from '@dimforge/rapier3d-compat';
import RapierBody from '@RE/RogueEngine/rogue-rapier/Components/RapierBody.re';

export default class RapierMovementController extends RE.Component {
  @RE.props.num() speed: number = 1
  @RE.props.num() jumpStrength: number = 10
  vectorCalculator: GetForwardVector
  bodyComponent: RapierBody

  private jumpVector: RAPIER.Vector3 = new RAPIER.Vector3(0,1,0)
  private scaledVelocity: THREE.Vector3 = new THREE.Vector3(0,0,0)
  private rapierScaledVelocity: RAPIER.Vector3 = new RAPIER.Vector3(0,0,0)

  awake() {
    this.bodyComponent = RE.getComponent(RapierBody, this.object3d) as RapierBody
  }

  start() {
    this.vectorCalculator = new GetForwardVector(RE.Runtime.camera)
  }

  update() {
    let direction = {x:0, y: 0, z: 0}
    if (RE.Input.keyboard.getKeyPressed("KeyW")) {
      direction.x += 1
    }
    if (RE.Input.keyboard.getKeyPressed("KeyA")) {
      direction.y += -1
    }
    if (RE.Input.keyboard.getKeyPressed("KeyS")) {
      direction.x += -1
    }
    if (RE.Input.keyboard.getKeyPressed("KeyD")) {
      direction.y += 1
    }
    if (RE.Input.keyboard.getKeyPressed("Space")) {
      direction.z = 1
    }

    if(direction.x != 0) {
    this.moveForward(direction.x * this.speed)
    }
    if(direction.y != 0) {
    this.moveRight(direction.y * this.speed)
    }

    if(direction.z != 0) {
      const floorCheckComponent = RE.getComponent(FloorCheckComponent, this.object3d)
      if(floorCheckComponent) {
        if(floorCheckComponent.isOnFloor) {
          this.jumpVector.y = this.jumpStrength
          this.bodyComponent.body.applyImpulse(this.jumpVector, true)
        }
      }
    }
  }

  moveForward(distance) {
    this.scaledVelocity.set(0,0,0)
    this.scaledVelocity.addScaledVector(this.vectorCalculator.getForward(), distance)
    this.rapierScaledVelocity.x = this.scaledVelocity.x
    this.rapierScaledVelocity.y = this.scaledVelocity.y
    this.rapierScaledVelocity.z = this.scaledVelocity.z
    
    this.bodyComponent.body.applyImpulse(this.rapierScaledVelocity, true)
  }

  moveRight(distance) {
    this.scaledVelocity.set(0,0,0)
    this.scaledVelocity.addScaledVector(this.vectorCalculator.getRight(), distance)
    this.rapierScaledVelocity.x = this.scaledVelocity.x
    this.rapierScaledVelocity.y = this.scaledVelocity.y
    this.rapierScaledVelocity.z = this.scaledVelocity.z
    this.bodyComponent.body.applyImpulse(this.rapierScaledVelocity, true)
  }
}



RE.registerComponent(RapierMovementController);