Correctly reproject sources in wrappable projection

With extent smaller than the projection extent

src/ol/reproj/tile.js

@@ -105,15 +105,13 @@ ol.reproj.Tile = function(sourceProj, sourceTileGrid,
     return;
   }
 
-  if (!sourceProj.isGlobal()) {
+  var sourceProjExtent = sourceProj.getExtent();
-    var sourceProjExtent = sourceProj.getExtent();
+  if (!goog.isNull(sourceProjExtent)) {
-    if (!goog.isNull(sourceProjExtent)) {
+    if (goog.isNull(maxSourceExtent)) {
-      if (goog.isNull(maxSourceExtent)) {
+      maxSourceExtent = sourceProjExtent;
-        maxSourceExtent = sourceProjExtent;
+    } else {
-      } else {
+      maxSourceExtent = ol.extent.getIntersection(
-        maxSourceExtent = ol.extent.getIntersection(
+          maxSourceExtent, sourceProjExtent);
-            maxSourceExtent, sourceProjExtent);
-      }
     }
   }
 
@@ -155,6 +153,7 @@ ol.reproj.Tile = function(sourceProj, sourceTileGrid,
   var srcExtent = this.triangulation_.calculateSourceExtent();
 
   if (!goog.isNull(maxSourceExtent) &&
+      !this.triangulation_.getWrapsXInSource() &&
       !ol.extent.intersects(maxSourceExtent, srcExtent)) {
     this.state = ol.TileState.EMPTY;
   } else {

src/ol/reproj/triangulation.js

@@ -78,6 +78,16 @@ ol.reproj.Triangulation = function(sourceProj, targetProj, targetExtent,
    */
   this.wrapsXInSource_ = false;
 
+  /**
+   * @type {boolean}
+   * @private
+   */
+  this.canWrapXInSource_ = this.sourceProj_.canWrapX() &&
+      !goog.isNull(maxSourceExtent) &&
+      !goog.isNull(this.sourceProj_.getExtent()) &&
+      (ol.extent.getWidth(maxSourceExtent) ==
+       ol.extent.getWidth(this.sourceProj_.getExtent()));
+
   /**
    * @type {number}
    * @private
@@ -195,6 +205,9 @@ ol.reproj.Triangulation.prototype.addQuadIfValid_ = function(a, b, c, d,
   }
 
   if (wrapsX) {
+    if (!this.canWrapXInSource_) {
+      return;
+    }
     this.wrapsXInSource_ = true;
   }