Cache coordinates for reuse on replay, not on geometry

src/ol/geom/simplegeometry.js

@@ -41,12 +41,6 @@ ol.geom.SimpleGeometry = function() {
    */
   this.flatCoordinates = null;
 
-  /**
-   * @private
-   * @type {Array.<number>|Array.<Array.<number>>|Array.<Array.<Array.<number>>>}
-   */
-  this.renderCoordinates_ = null;
-
 };
 ol.inherits(ol.geom.SimpleGeometry, ol.geom.Geometry);
 
@@ -147,18 +141,6 @@ ol.geom.SimpleGeometry.prototype.getLayout = function() {
 };
 
 
-/**
- * @return {Array.<number>|Array.<Array.<number>>|Array.<Array.<Array.<number>>>}
- *     Render coordinates.
- */
-ol.geom.SimpleGeometry.prototype.getRenderCoordinates = function() {
-  if (!this.renderCoordinates_) {
-    this.renderCoordinates_ = [];
-  }
-  return this.renderCoordinates_;
-};
-
-
 /**
  * @inheritDoc
  */

src/ol/render/canvas/replay.js

@@ -88,6 +88,12 @@ ol.render.canvas.Replay = function(tolerance, maxExtent, resolution, overlaps) {
    */
   this.coordinates = [];
 
+  /**
+   * @private
+   * @type {ol.Coordinate|Array.<ol.Coordinate>|Array.<Array.<ol.Coordinate>>}
+   */
+  this.coordinateCache_ = {};
+
   /**
    * @private
    * @type {!ol.Transform}
@@ -393,7 +399,10 @@ ol.render.canvas.Replay.prototype.replay_ = function(
         var coords;
         if (instruction.length == 6) {
           var fn = instruction[5];
-          coords = fn(pixelCoordinates, d, dd, 2, geometry.getRenderCoordinates());
+          if (!(d in this.coordinateCache_)) {
+            this.coordinateCache_[d] = [];
+          }
+          coords = fn(pixelCoordinates, d, dd, 2, this.coordinateCache_[d]);
         } else {
           coords = pixelCoordinates.slice(d, dd);
         }

src/ol/render/feature.js

@@ -43,12 +43,6 @@ ol.render.Feature = function(type, flatCoordinates, ends, properties, id) {
    */
   this.flatCoordinates_ = flatCoordinates;
 
-  /**
-   * @private
-   * @type {Array.<number>|Array.<Array.<number>>|Array.<Array.<Array.<number>>>}
-   */
-  this.renderCoordinates_ = null;
-
   /**
    * @private
    * @type {Array.<number>|Array.<Array.<number>>}
@@ -117,18 +111,6 @@ ol.render.Feature.prototype.getOrientedFlatCoordinates = function() {
 };
 
 
-/**
- * @return {Array.<number>|Array.<Array.<number>>|Array.<Array.<Array.<number>>>}
- *     Render coordinates.
- */
-ol.render.Feature.prototype.getRenderCoordinates = function() {
-  if (!this.renderCoordinates_) {
-    this.renderCoordinates_ = [];
-  }
-  return this.renderCoordinates_;
-};
-
-
 /**
  * @return {Array.<number>} Flat coordinates.
  */