Particle Renderers now bail out early if emitter is empty

Author: photonstorm

v3/src/gameobjects/emitter/ParticleEmitterCanvasRenderer.js

@@ -2,6 +2,11 @@ var GameObject = require('../GameObject');
 
 var ParticleEmitterCanvasRenderer = function (renderer, emitter, interpolationPercentage, camera)
 {
+    if (emitter.isEmpty() || GameObject.RENDER_MASK !== emitter.renderFlags || (emitter.cameraFilter > 0 && (emitter.cameraFilter & camera._id)))
+    {
+        return;
+    }
+
     var particles = emitter.alive;
     var length = particles.length;
     var ctx = renderer.currentContext;
@@ -17,11 +22,6 @@ var ParticleEmitterCanvasRenderer = function (renderer, emitter, interpolationPe
     var cameraScrollX = camera.scrollX * emitter.scrollFactorX;
     var cameraScrollY = camera.scrollY * emitter.scrollFactorY;
 
-    if (length === 0 || GameObject.RENDER_MASK !== emitter.renderFlags || (emitter.cameraFilter > 0 && (emitter.cameraFilter & camera._id)))
-    {
-        return;
-    }
-
     if (renderer.currentBlendMode !== emitter.blendMode)
     {
         renderer.currentBlendMode = emitter.blendMode;

v3/src/gameobjects/emitter/ParticleEmitterWebGLRenderer.js

@@ -2,7 +2,7 @@ var GameObject = require('../GameObject');
 
 var ParticleEmitterWebGLRenderer = function (renderer, emitter, interpolationPercentage, camera)
 {
-    if (GameObject.RENDER_MASK !== emitter.renderFlags || (emitter.cameraFilter > 0 && (emitter.cameraFilter & camera._id)))
+    if (emitter.isEmpty() || GameObject.RENDER_MASK !== emitter.renderFlags || (emitter.cameraFilter > 0 && (emitter.cameraFilter & camera._id)))
     {
         return;
     }