Use pixel rounded center for the WebGL renderer transform

src/ol/renderer/layer.js

@@ -254,21 +254,6 @@ ol.renderer.Layer.prototype.updateUsedTiles = function(usedTiles, tileSource, z,
 };
 
 
-/**
- * @param {ol.Coordinate} center Center.
- * @param {number} resolution Resolution.
- * @param {ol.Size} size Size.
- * @protected
- * @return {ol.Coordinate} Snapped center.
- */
-ol.renderer.Layer.prototype.snapCenterToPixel = function(center, resolution, size) {
-  return [
-    resolution * (Math.round(center[0] / resolution) + (size[0] % 2) / 2),
-    resolution * (Math.round(center[1] / resolution) + (size[1] % 2) / 2)
-  ];
-};
-
-
 /**
  * Manage tile pyramid.
  * This function performs a number of functions related to the tiles at the