From 07236bb765fd2d2231196ca89125b335144241e1 Mon Sep 17 00:00:00 2001
From: sunag <contact@sunag.com.br>
Date: Wed, 30 Jan 2019 22:26:21 -0200
Subject: [PATCH] fix needsUpdate

---
 examples/js/nodes/materials/NodeMaterial.js | 26 +++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/examples/js/nodes/materials/NodeMaterial.js b/examples/js/nodes/materials/NodeMaterial.js
index 43d14deaa728e3..3220408b4811eb 100644
--- a/examples/js/nodes/materials/NodeMaterial.js
+++ b/examples/js/nodes/materials/NodeMaterial.js
@@ -11,11 +11,21 @@ function NodeMaterial( vertex, fragment ) {
 
 	THREE.ShaderMaterial.call( this );
 
+	var self = this;
+
 	this.vertex = vertex || new RawNode( new PositionNode( PositionNode.PROJECTION ) );
 	this.fragment = fragment || new RawNode( new ColorNode( 0xFF0000 ) );
 
 	this.updaters = [];
 
+	// it fix the programCache and share the code with others materials
+
+	this.onBeforeCompile.toString = function() {
+
+		return self.needsCompile;
+
+	};
+
 }
 
 NodeMaterial.prototype = Object.create( THREE.ShaderMaterial.prototype );
@@ -34,6 +44,22 @@ Object.defineProperties( NodeMaterial.prototype, {
 
 		}
 
+	},
+
+	needsUpdate: {
+
+		set: function ( value ) {
+
+			this.needsCompile = value;
+
+		},
+
+		get: function () {
+
+			return this.needsCompile;
+
+		}
+
 	}
 
 } );