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Render map replay group on the correct world instead of wrapping it

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By using the frameState's focus, we can adjust extent and transform and
render it for the world of interest instead of wrapping it and rendering
for every visible world.
This commit is contained in:
Andreas Hocevar
2015-04-22 09:11:19 +02:00
parent 23ed120361
commit 513677fecd
7 changed files with 108 additions and 101 deletions
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19
src/ol/renderer/maprenderer.js
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@@ -41,6 +41,7 @@ ol.renderer.Map = function(container, map) {
goog.base(this);
/**
* @private
* @type {ol.Map}
@@ -156,25 +157,20 @@ ol.renderer.Map.prototype.forEachFeatureAtCoordinate =
var projection = viewState.projection;
var translatedX;
var translatedCoordinate = coordinate;
if (projection.canWrapX()) {
var projectionExtent = projection.getExtent();
var worldWidth = ol.extent.getWidth(projectionExtent);
var x = coordinate[0];
if (x < projectionExtent[0] || x > projectionExtent[2]) {
var worldsAway = Math.ceil((projectionExtent[0] - x) / worldWidth);
translatedX = x + worldWidth * worldsAway;
translatedCoordinate = [x + worldWidth * worldsAway, coordinate[1]];
}
}
if (!goog.isNull(this.replayGroup)) {
result = this.replayGroup.forEachFeatureAtCoordinate(coordinate,
result = this.replayGroup.forEachFeatureAtCoordinate(translatedCoordinate,
viewResolution, viewRotation, {}, forEachFeatureAtCoordinate);
if (!result && goog.isDef(translatedX)) {
result = this.replayGroup.forEachFeatureAtCoordinate(
[translatedX, coordinate[1]],
viewResolution, viewRotation, {}, forEachFeatureAtCoordinate);
}
if (result) {
return result;
}
@@ -189,11 +185,8 @@ ol.renderer.Map.prototype.forEachFeatureAtCoordinate =
layerFilter.call(thisArg2, layer)) {
var layerRenderer = this.getLayerRenderer(layer);
result = layerRenderer.forEachFeatureAtCoordinate(
coordinate, frameState, callback, thisArg);
if (!result && goog.isDef(translatedX)) {
result = layerRenderer.forEachFeatureAtCoordinate(
[translatedX, coordinate[1]], frameState, callback, thisArg);
}
layer.getSource().getWrapX() ? translatedCoordinate : coordinate,
frameState, callback, thisArg);
if (result) {
return result;
}