From e3abe376f142101aa5ea3fae18845fe1d7b84135 Mon Sep 17 00:00:00 2001
From: Tom Payne <twpayne@gmail.com>
Date: Tue, 12 Mar 2013 18:01:10 +0100
Subject: [PATCH] Remove ol.source.TileSource.useLowResolutionTiles

---
 .../canvas/canvastilelayerrenderer.js         |  1 -
 src/ol/renderer/dom/domtilelayerrenderer.js   |  1 -
 .../renderer/webgl/webgltilelayerrenderer.js  |  1 -
 src/ol/source/tilesource.js                   | 20 -------------------
 4 files changed, 23 deletions(-)

diff --git a/src/ol/renderer/canvas/canvastilelayerrenderer.js b/src/ol/renderer/canvas/canvastilelayerrenderer.js
index d6cdf09329..461c40fc6b 100644
--- a/src/ol/renderer/canvas/canvastilelayerrenderer.js
+++ b/src/ol/renderer/canvas/canvastilelayerrenderer.js
@@ -246,7 +246,6 @@ ol.renderer.canvas.TileLayer.prototype.renderFrame =
   }
 
   this.updateUsedTiles(frameState.usedTiles, tileSource, z, tileRange);
-  tileSource.useLowResolutionTiles(z, extent, tileGrid);
   this.scheduleExpireCache(frameState, tileSource);
 
   var transform = this.transform_;
diff --git a/src/ol/renderer/dom/domtilelayerrenderer.js b/src/ol/renderer/dom/domtilelayerrenderer.js
index 6c828573b3..eba17caaa6 100644
--- a/src/ol/renderer/dom/domtilelayerrenderer.js
+++ b/src/ol/renderer/dom/domtilelayerrenderer.js
@@ -224,7 +224,6 @@ ol.renderer.dom.TileLayer.prototype.renderFrame =
   }
 
   this.updateUsedTiles(frameState.usedTiles, tileSource, z, tileRange);
-  tileSource.useLowResolutionTiles(z, extent, tileGrid);
   this.scheduleExpireCache(frameState, tileSource);
 
 };
diff --git a/src/ol/renderer/webgl/webgltilelayerrenderer.js b/src/ol/renderer/webgl/webgltilelayerrenderer.js
index ec25692126..60e2d3b1b8 100644
--- a/src/ol/renderer/webgl/webgltilelayerrenderer.js
+++ b/src/ol/renderer/webgl/webgltilelayerrenderer.js
@@ -466,7 +466,6 @@ ol.renderer.webgl.TileLayer.prototype.renderFrame =
   }
 
   this.updateUsedTiles(frameState.usedTiles, tileSource, z, tileRange);
-  tileSource.useLowResolutionTiles(z, extent, tileGrid);
   this.scheduleExpireCache(frameState, tileSource);
 
   goog.vec.Mat4.makeIdentity(this.texCoordMatrix_);
diff --git a/src/ol/source/tilesource.js b/src/ol/source/tilesource.js
index 01d8fe7d3c..d9dc144248 100644
--- a/src/ol/source/tilesource.js
+++ b/src/ol/source/tilesource.js
@@ -138,26 +138,6 @@ ol.source.TileSource.prototype.getTileGrid = function() {
 };
 
 
-/**
- * @param {number} z Z.
- * @param {ol.Extent} extent Extent.
- * @param {ol.tilegrid.TileGrid} tileGrid Tile grid.
- */
-ol.source.TileSource.prototype.useLowResolutionTiles =
-    function(z, extent, tileGrid) {
-  var tileRange, x, y, zKey;
-  // FIXME this should loop up to tileGrid's minZ when implemented
-  for (; z >= 0; --z) {
-    tileRange = tileGrid.getTileRangeForExtentAndZ(extent, z);
-    for (x = tileRange.minX; x <= tileRange.maxX; ++x) {
-      for (y = tileRange.minY; y <= tileRange.maxY; ++y) {
-        this.useTile(z + '/' + x + '/' + y);
-      }
-    }
-  }
-};
-
-
 /**
  * Marks a tile coord as being used, without triggering a load.
  * @param {string} tileCoordKey Tile coordinate key.