72 lines
2.1 KiB
C#
72 lines
2.1 KiB
C#
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// Copyright 2017 Google Inc. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// The controller is not available for versions of Unity without the
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// GVR native integration.
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using UnityEngine;
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using System.Collections;
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/// A lightweight tooltip designed to minimize draw calls.
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[ExecuteInEditMode]
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[HelpURL("https://developers.google.com/vr/unity/reference/class/GvrControllerTooltipsSimple")]
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public class GvrControllerTooltipsSimple : MonoBehaviour, IGvrArmModelReceiver {
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private MeshRenderer tooltipRenderer;
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public GvrBaseArmModel ArmModel { get; set; }
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private MaterialPropertyBlock materialPropertyBlock;
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private int colorId;
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void Awake() {
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Initialize();
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}
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void OnEnable() {
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GvrControllerInput.OnPostControllerInputUpdated += OnPostControllerInputUpdated;
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}
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void OnDisable() {
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GvrControllerInput.OnPostControllerInputUpdated -= OnPostControllerInputUpdated;
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}
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void OnValidate() {
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if (!Application.isPlaying){
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Initialize();
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OnVisualUpdate();
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}
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}
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private void Initialize(){
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if(tooltipRenderer == null){
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tooltipRenderer = GetComponent<MeshRenderer>();
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}
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if(materialPropertyBlock == null){
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materialPropertyBlock = new MaterialPropertyBlock();
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}
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colorId = Shader.PropertyToID("_Color");
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}
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private void OnPostControllerInputUpdated() {
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OnVisualUpdate();
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}
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protected void OnVisualUpdate () {
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float alpha = ArmModel != null ? ArmModel.TooltipAlphaValue : 1.0f;
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materialPropertyBlock.SetColor(colorId, new Color(1,1,1,alpha));
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tooltipRenderer.SetPropertyBlock(materialPropertyBlock);
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}
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}
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