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Avoid delete/reinsert on the coreTree when not needed

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(re: #6140)
This commit is contained in:
Bryan Housel
2019-04-04 10:02:15 -04:00
parent 68ed6da159
commit d5e427289f
1 changed files with 24 additions and 15 deletions
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39
modules/core/tree.js
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@@ -66,26 +66,35 @@ export function coreTree(head) {
tree.intersects = function(extent, graph) {
if (graph !== head) {
var diff = coreDifference(head, graph);
var insertions = {};
var changed = diff.didChange;
head = graph;
if (changed.addition || changed.deletion || changed.geometry) {
var insertions = {};
head = graph;
diff.deleted().forEach(function(entity) {
rtree.remove(bboxes[entity.id]);
delete bboxes[entity.id];
});
if (changed.deletion) {
diff.deleted().forEach(function(entity) {
rtree.remove(bboxes[entity.id]);
delete bboxes[entity.id];
});
}
diff.modified().forEach(function(entity) {
rtree.remove(bboxes[entity.id]);
insertions[entity.id] = entity;
updateParents(entity, insertions, {});
});
if (changed.geometry) {
diff.modified().forEach(function(entity) {
rtree.remove(bboxes[entity.id]);
insertions[entity.id] = entity;
updateParents(entity, insertions, {});
});
}
diff.created().forEach(function(entity) {
insertions[entity.id] = entity;
});
if (changed.addition) {
diff.created().forEach(function(entity) {
insertions[entity.id] = entity;
});
}
rtree.load(Object.values(insertions).map(entityBBox));
rtree.load(Object.values(insertions).map(entityBBox));
}
}
return rtree.search(extent.bbox())