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first pass at changing map tile params for latest site update

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This commit is contained in:
Jon Atkins
2015-04-03 20:50:10 +01:00
parent 5845c37daf
commit 3e7724afe6
3 changed files with 10 additions and 12 deletions
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16
code/map_data_calc_tools.js
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@ -10,14 +10,11 @@
// http://wiki.openstreetmap.org/wiki/Slippy_map_tilenames
window.getMapZoomTileParameters = function(zoom) {
// var ZOOM_TO_TILES_PER_EDGE = [64, 64, 128, 128, 256, 256, 256, 1024, 1024, 1536, 4096, 4096, 6500, 6500, 6500];
// var ZOOM_TO_TILES_PER_EDGE = [256, 256, 256, 256, 512, 512, 512, 2048, 2048, 2048, 4096, 4096, 6500, 6500, 6500];
var ZOOM_TO_TILES_PER_EDGE = [256, 256, 256, 256, 512, 2048, 2048, 4096, 4096, 4096, 4096, 4096, 6500, 6500, 6500];;
var MAX_TILES_PER_EDGE = 9000;
// var ZOOM_TO_LEVEL = [8, 8, 8, 8, 7, 7, 7, 6, 6, 5, 4, 4, 3, 2, 2, 1, 1];
var ZOOM_TO_LEVEL = [8, 8, 8, 8, 8, 8, 7, 7, 6, 6, 5, 4, 3, 2, 2, 1, 1];
var ZOOM_TO_TILES_PER_EDGE = [256, 256, 256, 256, 512, 512, 512, 2048, 2048, 2048, 4096, 4096, 6500, 6500, 6500, 18e3, 18e3, 36e3];
var ZOOM_TO_LEVEL = [ 8, 8, 8, 8, 7, 7, 7, 6, 6, 5, 4, 4, 3, 2, 2, 1, 1 ];
if (niantic_params.ZOOM_TO_LEVEL && niantic_params.TILES_PER_EDGE) {
ZOOM_TO_LEVEL = niantic_params.ZOOM_TO_LEVEL;
@ -35,13 +32,14 @@ window.getMapZoomTileParameters = function(zoom) {
// reduce portal detail level by one - helps reduce clutter
level = level+1;
}
}
var maxTilesPerEdge = ZOOM_TO_TILES_PER_EDGE[ZOOM_TO_TILES_PER_EDGE.length-1];
return {
level: level,
maxLevel: ZOOM_TO_LEVEL[zoom] || 0, // for reference, for log purposes, etc
tilesPerEdge: ZOOM_TO_TILES_PER_EDGE[zoom] || MAX_TILES_PER_EDGE,
tilesPerEdge: ZOOM_TO_TILES_PER_EDGE[zoom] || maxTilesPerEdge,
zoom: zoom // include the zoom level, for reference
};
}
@ -66,7 +64,7 @@ window.getDataZoomForMapZoom = function(zoom) {
// to avoid impacting server load, we keep ourselves restricted to a zoom level with the sane numbre
// of tilesPerEdge and portal levels visible
while (zoom > 5) {
while (zoom > MIN_ZOOM) {
var newTileParams = getMapZoomTileParameters(zoom-1);
if (newTileParams.tilesPerEdge != origTileParams.tilesPerEdge || newTileParams.level != origTileParams.level) {
// switching to zoom-1 would result in a different detail level - so we abort changing things