Merged versions for PixiJS 4 and 5.

lib/pixi/app.js

@@ -108,7 +108,8 @@ export default class PIXIApp extends PIXI.Application {
             resolution,
             autoResize,
             backgroundColor,
-            forceCanvas
+            forceCanvas,
+            roundPixels             // not needed for PixiJS >= 5
         })
 
         this.width = width
@@ -120,8 +121,12 @@ export default class PIXIApp extends PIXI.Application {
         this.orient = null
         this.originalMapPositionToPoint = null
         this.monkeyPatchMapping = monkeyPatchMapping
-        PIXI.settings.ROUND_PIXELS = roundPixels
-        PIXI.GRAPHICS_CURVES.adaptive = adaptive
+        if (parseInt(PIXI.VERSION) >= 5) {
+            PIXI.settings.ROUND_PIXELS = roundPixels
+            PIXI.GRAPHICS_CURVES.adaptive = adaptive
+        } else {
+            PIXI.Graphics.CURVES.adaptive = adaptive
+        }
         this.graphql = graphql
         if (fullScreen || autoResize) {
             console.log('App is in fullScreen mode or autoResize mode')