phillip/ingress-intel-total-conversion
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allow the in-ram cache to be optional, and disable it for now

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the new tile retry code makes this cache much less useful now, so it ends up sucking up ram more than being useful
This commit is contained in:
Jon Atkins 2013-09-04 00:56:29 +01:00
parent c420c1e0dc
commit 76509f6b1f
1 changed files with 5 additions and 5 deletions
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10
code/map_data_request.js
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@ -5,7 +5,7 @@
window.MapDataRequest = function() {
this.cache = new DataCache();
// this.cache = new DataCache();
this.render = new Render();
this.debugTiles = new RenderDebugTiles();
@ -129,7 +129,7 @@ window.MapDataRequest.prototype.refresh = function() {
this.refreshStartTime = new Date().getTime();
this.cache.expire();
if (this.cache) this.cache.expire();
this.debugTiles.reset();
@ -199,7 +199,7 @@ window.MapDataRequest.prototype.refresh = function() {
this.debugTiles.create(tile_id,[[latSouth,lngWest],[latNorth,lngEast]]);
if (this.cache.isFresh(tile_id) ) {
if (this.cache && this.cache.isFresh(tile_id) ) {
// data is fresh in the cache - just render it
this.debugTiles.setState(tile_id, 'cache-fresh');
this.render.processTileData (this.cache.get(tile_id));
@ -355,7 +355,7 @@ window.MapDataRequest.prototype.requeueTile = function(id, error) {
if (error) {
// if error is still true, retry limit hit. use stale data from cache if available
var data = this.cache.get(id);
var data = this.cache ? this.cache.get(id) : undefined;
if (data) {
// we have cached data - use it, even though it's stale
this.debugTiles.setState (id, 'cache-stale');
@ -430,7 +430,7 @@ window.MapDataRequest.prototype.handleResponse = function (data, tiles, success)
// no error for this data tile - process it
// store the result in the cache
this.cache.store (id, val);
this.cache && this.cache.store (id, val);
// if this tile was in the render list, render it
// (requests aren't aborted when new requests are started, so it's entirely possible we don't want to render it!)