From 256d2bb7f4e549c947bd578b7701bff3f89fa2f0 Mon Sep 17 00:00:00 2001
From: Abhishek Soni <abhisheksoni2720@gmail.com>
Date: Wed, 19 Jul 2017 01:11:11 +0530
Subject: [PATCH] reuse kernel inside Texture.toArray

---
 src/core/texture.js | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/core/texture.js b/src/core/texture.js
index 93fe9a24..7362b882 100644
--- a/src/core/texture.js
+++ b/src/core/texture.js
@@ -17,6 +17,7 @@ module.exports = class Texture {
 		this.size = size;
 		this.dimensions = dimensions;
 		this.webGl = webGl;
+		this.kernel = null;
 	}
 
 	/**
@@ -31,11 +32,13 @@ module.exports = class Texture {
 	 */
 	toArray(gpu) {
 		if (!gpu) throw new Error('You need to pass the GPU object for toArray to work.');
-		const copy = gpu.createKernel(function(x) {
+		if(this.kernel) return this.kernel(this);
+
+		this.kernel = gpu.createKernel(function(x) {
 			return x[this.thread.z][this.thread.y][this.thread.x];
 		}).setDimensions(this.dimensions);
 
-		return copy(this);
+		return this.kernel(this);
 	}
 
 	/**