From d3e07b519a2318b66c37b8874a2389c81dd3f94a Mon Sep 17 00:00:00 2001
From: Richard Davey <rich@photonstorm.com>
Date: Thu, 26 Jul 2018 15:04:46 +0100
Subject: [PATCH] Added setBlankTexture method

---
 src/renderer/webgl/WebGLRenderer.js | 26 ++++++++++++++++++++++++--
 1 file changed, 24 insertions(+), 2 deletions(-)

diff --git a/src/renderer/webgl/WebGLRenderer.js b/src/renderer/webgl/WebGLRenderer.js
index 1f4b61db3..a56da5037 100644
--- a/src/renderer/webgl/WebGLRenderer.js
+++ b/src/renderer/webgl/WebGLRenderer.js
@@ -533,12 +533,16 @@ var WebGLRenderer = new Class({
      */
     boot: function ()
     {
-        this.blankTexture = this.game.textures.getFrame('__DEFAULT').glTexture;
-
         for (var pipelineName in this.pipelines)
         {
             this.pipelines[pipelineName].boot();
         }
+
+        var blank = this.game.textures.getFrame('__DEFAULT');
+
+        this.pipelines.FlatTintPipeline.currentFrame = blank;
+
+        this.blankTexture = blank;
     },
 
     /**
@@ -988,6 +992,24 @@ var WebGLRenderer = new Class({
         return this;
     },
 
+    /**
+     * Sets the current active texture for texture unit zero to be a blank texture.
+     * This only happens if there isn't a texture already in use by texture unit zero.
+     *
+     * @method Phaser.Renderer.WebGL.WebGLRenderer#setBlankTexture
+     * @private
+     * @since 3.12.0
+     *
+     * @return {Phaser.Renderer.WebGL.WebGLRenderer} This WebGL Renderer.
+     */
+    setBlankTexture: function ()
+    {
+        if (this.currentActiveTextureUnit !== 0 || !this.currentTextures[0])
+        {
+            this.setTexture2D(this.blankTexture.glTexture, 0);
+        }
+    },
+
     /**
      * Binds a texture at a texture unit. If a texture is already 
      * bound to that unit it will force a flush on the current pipeline.