152 lines
4.2 KiB
C#
152 lines
4.2 KiB
C#
//======= Copyright (c) Valve Corporation, All rights reserved. ===============
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//
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// Purpose: Uses the see thru renderer while attached to hand
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//
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//=============================================================================
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using UnityEngine;
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using System.Collections;
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using System.Collections.Generic;
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namespace Valve.VR.InteractionSystem
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{
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//-------------------------------------------------------------------------
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public class SeeThru : MonoBehaviour
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{
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public Material seeThruMaterial;
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private GameObject seeThru;
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private Interactable interactable;
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private Renderer sourceRenderer;
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private Renderer destRenderer;
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//-------------------------------------------------
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void Awake()
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{
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interactable = GetComponentInParent<Interactable>();
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//
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// Create child game object for see thru renderer
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//
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seeThru = new GameObject( "_see_thru" );
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seeThru.transform.parent = transform;
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seeThru.transform.localPosition = Vector3.zero;
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seeThru.transform.localRotation = Quaternion.identity;
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seeThru.transform.localScale = Vector3.one;
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//
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// Copy mesh filter
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//
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MeshFilter sourceMeshFilter = GetComponent<MeshFilter>();
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if ( sourceMeshFilter != null )
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{
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MeshFilter destMeshFilter = seeThru.AddComponent<MeshFilter>();
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destMeshFilter.sharedMesh = sourceMeshFilter.sharedMesh;
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}
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//
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// Copy mesh renderer
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//
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MeshRenderer sourceMeshRenderer = GetComponent<MeshRenderer>();
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if ( sourceMeshRenderer != null )
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{
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sourceRenderer = sourceMeshRenderer;
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destRenderer = seeThru.AddComponent<MeshRenderer>();
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}
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//
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// Copy skinned mesh renderer
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//
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SkinnedMeshRenderer sourceSkinnedMeshRenderer = GetComponent<SkinnedMeshRenderer>();
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if ( sourceSkinnedMeshRenderer != null )
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{
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SkinnedMeshRenderer destSkinnedMeshRenderer = seeThru.AddComponent<SkinnedMeshRenderer>();
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sourceRenderer = sourceSkinnedMeshRenderer;
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destRenderer = destSkinnedMeshRenderer;
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destSkinnedMeshRenderer.sharedMesh = sourceSkinnedMeshRenderer.sharedMesh;
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destSkinnedMeshRenderer.rootBone = sourceSkinnedMeshRenderer.rootBone;
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destSkinnedMeshRenderer.bones = sourceSkinnedMeshRenderer.bones;
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destSkinnedMeshRenderer.quality = sourceSkinnedMeshRenderer.quality;
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destSkinnedMeshRenderer.updateWhenOffscreen = sourceSkinnedMeshRenderer.updateWhenOffscreen;
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}
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//
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// Create see thru materials
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//
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if ( sourceRenderer != null && destRenderer != null )
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{
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int materialCount = sourceRenderer.sharedMaterials.Length;
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Material[] destRendererMaterials = new Material[materialCount];
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for ( int i = 0; i < materialCount; i++ )
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{
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destRendererMaterials[i] = seeThruMaterial;
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}
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destRenderer.sharedMaterials = destRendererMaterials;
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for ( int i = 0; i < destRenderer.materials.Length; i++ )
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{
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destRenderer.materials[i].renderQueue = 2001; // Rendered after geometry
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}
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for ( int i = 0; i < sourceRenderer.materials.Length; i++ )
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{
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if ( sourceRenderer.materials[i].renderQueue == 2000 )
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{
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sourceRenderer.materials[i].renderQueue = 2002;
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}
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}
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}
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seeThru.gameObject.SetActive( false );
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}
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//-------------------------------------------------
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void OnEnable()
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{
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interactable.onAttachedToHand += AttachedToHand;
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interactable.onDetachedFromHand += DetachedFromHand;
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}
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//-------------------------------------------------
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void OnDisable()
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{
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interactable.onAttachedToHand -= AttachedToHand;
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interactable.onDetachedFromHand -= DetachedFromHand;
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}
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//-------------------------------------------------
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private void AttachedToHand( Hand hand )
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{
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seeThru.SetActive( true );
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}
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//-------------------------------------------------
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private void DetachedFromHand( Hand hand )
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{
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seeThru.SetActive( false );
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}
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//-------------------------------------------------
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void Update()
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{
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if ( seeThru.activeInHierarchy )
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{
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int materialCount = Mathf.Min( sourceRenderer.materials.Length, destRenderer.materials.Length );
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for ( int i = 0; i < materialCount; i++ )
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{
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destRenderer.materials[i].mainTexture = sourceRenderer.materials[i].mainTexture;
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destRenderer.materials[i].color = destRenderer.materials[i].color * sourceRenderer.materials[i].color;
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}
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}
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}
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}
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}
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