86 lines
2.1 KiB
C#
86 lines
2.1 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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public class BuildMode : MonoBehaviour
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{
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public static BuildMode Instance { get; private set; }
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private int previewItemId = -1; //this is the item that the user is placing
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private GameObject previewObject;
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public void Awake()
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{
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Instance = this;
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}
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public void preview(int itemId)
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{
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if (itemId != -1)
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{
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GameObject clone = OnDemandLoader.Load<GameObject>("items/" + itemId);
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previewObject = Instantiate(clone);
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}
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else
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{
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//Destroy(previewObject);
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}
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previewItemId = itemId;
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}
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public void Update()
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{
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if (previewItemId != -1)
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{
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Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
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//do a raycast on the terrain
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RaycastHit hitInfo;
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if (Physics.Raycast(ray, out hitInfo, 1000.0f))
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{
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previewObject.SetActive(true);
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previewObject.transform.position = hitInfo.point;
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previewObject.transform.position = new Vector3(Mathf.Floor(hitInfo.point.x) + 0.5f,
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World.Instance.getHeight(hitInfo.point),
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Mathf.Floor(hitInfo.point.z) + 0.5f);
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previewObject.transform.localScale = new Vector3(8.0f, 8.0f, 8.0f);
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//make preview object transparent
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Renderer[] renderers = previewObject.GetComponentsInChildren<Renderer>();
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for (int i = 0; i < renderers.Length; i++)
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{
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renderers[i].material.color = new Color(1.0f, 1.0f, 1.0f, 0.5f);
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}
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//previewObject.transform.rotation = Quaternion.FromToRotation(Vector3.up, hitInfo.normal);
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}
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else
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{
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previewObject.SetActive(false);
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}
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//check for click
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if (Input.GetMouseButtonDown(0))
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{
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PacketManager.sendPlaceItem(previewItemId, previewObject.transform.position.x, previewObject.transform.position.y, previewObject.transform.position.z, previewObject.transform.rotation.y);
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preview(-1);
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}
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//if the mouse wheen has scrolled up, rotate the previewObject
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if (Input.GetAxis("Mouse ScrollWheel") > 0f)
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{
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previewObject.transform.Rotate(Vector3.up, 10.0f);
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}
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else if (Input.GetAxis("Mouse ScrollWheel") < 0f)
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{
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previewObject.transform.Rotate(Vector3.up, -10.0f);
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}
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}
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}
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}
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