Avoid unnecessary transition on raster sources

examples/color-manipulation.js

@@ -102,7 +102,8 @@ function xyz2rgb(x) {
 
 var raster = new ol.source.Raster({
   sources: [new ol.source.Stamen({
-    layer: 'watercolor'
+    layer: 'watercolor',
+    transition: 0
   })],
   operation: function(pixels, data) {
     var hcl = rgb2hcl(pixels[0]);

examples/sea-level.js

@@ -26,7 +26,8 @@ function flood(pixels, data) {
 var key = 'pk.eyJ1IjoidHNjaGF1YiIsImEiOiJjaW5zYW5lNHkxMTNmdWttM3JyOHZtMmNtIn0.CDIBD8H-G2Gf-cPkIuWtRg';
 var elevation = new ol.source.XYZ({
   url: 'https://api.mapbox.com/v4/mapbox.terrain-rgb/{z}/{x}/{y}.pngraw?access_token=' + key,
-  crossOrigin: 'anonymous'
+  crossOrigin: 'anonymous',
+  transition: 0
 });
 
 var raster = new ol.source.Raster({

examples/shaded-relief.js

@@ -104,7 +104,8 @@ function shade(inputs, data) {
 
 var elevation = new ol.source.XYZ({
   url: 'https://{a-d}.tiles.mapbox.com/v3/aj.sf-dem/{z}/{x}/{y}.png',
-  crossOrigin: 'anonymous'
+  crossOrigin: 'anonymous',
+  transition: 0
 });
 
 var raster = new ol.source.Raster({