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Cache array length in DOM renderer

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This commit is contained in:
Tom Payne
2013-04-20 11:28:27 +02:00
parent 68440e7e0f
commit 72a83b99b7
2 changed files with 9 additions and 8 deletions
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4
src/ol/renderer/dom/dommaprenderer.js
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@@ -79,8 +79,8 @@ ol.renderer.dom.Map.prototype.renderFrame = function(frameState) {
var layerStates = frameState.layerStates; var layerStates = frameState.layerStates;
var layersArray = frameState.layersArray; var layersArray = frameState.layersArray;
var i, layer, layerRenderer, layerState; var i, ii, layer, layerRenderer, layerState;
for (i = 0; i < layersArray.length; ++i) { for (i = 0, ii = layersArray.length; i < ii; ++i) {
layer = layersArray[i]; layer = layersArray[i];
layerRenderer = this.getLayerRenderer(layer); layerRenderer = this.getLayerRenderer(layer);
layerState = frameState.layerStates[goog.getUid(layer)]; layerState = frameState.layerStates[goog.getUid(layer)];

13
src/ol/renderer/dom/domtilelayerrenderer.js
View File

@@ -155,8 +155,9 @@ ol.renderer.dom.TileLayer.prototype.renderFrame =
/** @type {Object.<number, boolean>} */ /** @type {Object.<number, boolean>} */
var newTileLayerZKeys = {}; var newTileLayerZKeys = {};
var iz, tileCoordKey, tileCoordOrigin, tileLayerZ, tileLayerZKey, tilesToDraw; var iz, iziz;
for (iz = 0; iz < zs.length; ++iz) { var tileCoordKey, tileCoordOrigin, tileLayerZ, tileLayerZKey, tilesToDraw;
for (iz = 0, iziz = zs.length; iz < iziz; ++iz) {
tileLayerZKey = zs[iz]; tileLayerZKey = zs[iz];
if (tileLayerZKey in this.tileLayerZs_) { if (tileLayerZKey in this.tileLayerZs_) {
tileLayerZ = this.tileLayerZs_[tileLayerZKey]; tileLayerZ = this.tileLayerZs_[tileLayerZKey];
@@ -179,9 +180,9 @@ ol.renderer.dom.TileLayer.prototype.renderFrame =
goog.array.map(goog.object.getKeys(this.tileLayerZs_), Number); goog.array.map(goog.object.getKeys(this.tileLayerZs_), Number);
goog.array.sort(tileLayerZKeys); goog.array.sort(tileLayerZKeys);
var i, j, origin, resolution; var i, ii, j, origin, resolution;
var transform = goog.vec.Mat4.createNumber(); var transform = goog.vec.Mat4.createNumber();
for (i = 0; i < tileLayerZKeys.length; ++i) { for (i = 0, ii = tileLayerZKeys.length; i < ii; ++i) {
tileLayerZKey = tileLayerZKeys[i]; tileLayerZKey = tileLayerZKeys[i];
tileLayerZ = this.tileLayerZs_[tileLayerZKey]; tileLayerZ = this.tileLayerZs_[tileLayerZKey];
if (!(tileLayerZKey in tilesToDrawByZ)) { if (!(tileLayerZKey in tilesToDrawByZ)) {
@@ -371,8 +372,8 @@ ol.renderer.dom.TileLayerZ_.prototype.removeTilesOutsideExtent =
tilesToRemove.push(tile); tilesToRemove.push(tile);
} }
} }
var i; var i, ii;
for (i = 0; i < tilesToRemove.length; ++i) { for (i = 0, ii = tilesToRemove.length; i < ii; ++i) {
tile = tilesToRemove[i]; tile = tilesToRemove[i];
tileCoordKey = tile.tileCoord.toString(); tileCoordKey = tile.tileCoord.toString();
goog.dom.removeNode(tile.getImage(this)); goog.dom.removeNode(tile.getImage(this));