From c27b2f9fca9ee4846a55632ae743e7cfffe3805c Mon Sep 17 00:00:00 2001
From: Richard Davey <rdavey@gmail.com>
Date: Sun, 30 Oct 2016 23:59:47 +0000
Subject: [PATCH] Changed batch limits. Currently running 20,000 pixels in 1
 draw call.

---
 .../pixelfield/PixelFieldWebGLRenderer.js     | 28 +++++++++++--------
 src/renderer/webgl/batches/PixelBatch.js      |  4 +--
 2 files changed, 18 insertions(+), 14 deletions(-)

diff --git a/src/gameobjects/pixelfield/PixelFieldWebGLRenderer.js b/src/gameobjects/pixelfield/PixelFieldWebGLRenderer.js
index 893f51dd7..b4eeb0591 100644
--- a/src/gameobjects/pixelfield/PixelFieldWebGLRenderer.js
+++ b/src/gameobjects/pixelfield/PixelFieldWebGLRenderer.js
@@ -6,23 +6,27 @@ Phaser.Renderer.WebGL.GameObjects.PixelField = {
 
     render: function (renderer, src)
     {
+        var pixel;
         var verts = src.transform.glVertextData;
 
         for (var i = 0; i < src.list.length; i++)
         {
-            var pixel = src.list[i];
+            pixel = src.list[i];
 
-            renderer.batch.addPixel(
-                verts.x0 + pixel.x,
-                verts.y0 + pixel.y,
-                verts.x1 + pixel.x,
-                verts.y1 + pixel.y,
-                verts.x2 + pixel.x,
-                verts.y2 + pixel.y,
-                verts.x3 + pixel.x,
-                verts.y3 + pixel.y,
-                pixel.color
-            );
+            if (pixel.a > 0)
+            {
+                renderer.batch.addPixel(
+                    verts.x0 + pixel.x,
+                    verts.y0 + pixel.y,
+                    verts.x1 + pixel.x,
+                    verts.y1 + pixel.y,
+                    verts.x2 + pixel.x,
+                    verts.y2 + pixel.y,
+                    verts.x3 + pixel.x,
+                    verts.y3 + pixel.y,
+                    pixel.color
+                );
+            }
         }
     }
 
diff --git a/src/renderer/webgl/batches/PixelBatch.js b/src/renderer/webgl/batches/PixelBatch.js
index 66bc82f02..108221d99 100644
--- a/src/renderer/webgl/batches/PixelBatch.js
+++ b/src/renderer/webgl/batches/PixelBatch.js
@@ -18,11 +18,11 @@ Phaser.Renderer.WebGL.Batch.Pixel = function (manager, batchSize)
     //  Position (vec2) = 4 * 2 = 8 bytes
     //  Color (float) = 4 bytes
     //
-    //  Total: 12 bytes (per vert) * 4 (4 verts per quad) (= 48 bytes) * maxSize (usually 2000) = 96 kilobytes sent to the GPU every frame
+    //  Total: 12 bytes (per vert) * 4 (4 verts per quad) (= 48 bytes) = 96 kilobytes per 2000 pixels sent to the GPU every frame
 
     var vertSize = (4 * 2) + (4);
 
-    Phaser.Renderer.WebGL.Batch.call(this, manager, batchSize * 2, vertSize);
+    Phaser.Renderer.WebGL.Batch.call(this, manager, batchSize * 10, vertSize);
 
     //  View on the vertices as a Float32Array
     this.positions = new Float32Array(this.vertices);