ashatora/openlayers
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Do not load new tiles when low on frame budget

Browse Source
This commit is contained in:
ahocevar
2019-01-25 00:28:38 +01:00
parent 862553509a
commit 26ff8899c3
1 changed files with 4 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/ol/PluggableMap.js
+4 -2
View File
@@ -934,8 +934,9 @@ class PluggableMap extends BaseObject {
if (frameState) { if (frameState) {
const hints = frameState.viewHints; const hints = frameState.viewHints;
if (hints[ViewHint.ANIMATING] || hints[ViewHint.INTERACTING]) { if (hints[ViewHint.ANIMATING] || hints[ViewHint.INTERACTING]) {
maxTotalLoading = 8; const lowOnFrameBudget = Date.now() - frameState.time > 8;
maxNewLoads = 2; maxTotalLoading = lowOnFrameBudget ? 0 : 8;
maxNewLoads = lowOnFrameBudget ? 0 : 2;
} }
} }
if (tileQueue.getTilesLoading() < maxTotalLoading) { if (tileQueue.getTilesLoading() < maxTotalLoading) {
@@ -943,6 +944,7 @@ class PluggableMap extends BaseObject {
tileQueue.loadMoreTiles(maxTotalLoading, maxNewLoads); tileQueue.loadMoreTiles(maxTotalLoading, maxNewLoads);
} }
} }
if (frameState && this.hasListener(RenderEventType.RENDERCOMPLETE) && !frameState.animate && if (frameState && this.hasListener(RenderEventType.RENDERCOMPLETE) && !frameState.animate &&
!this.tileQueue_.getTilesLoading() && !getLoading(this.getLayers().getArray())) { !this.tileQueue_.getTilesLoading() && !getLoading(this.getLayers().getArray())) {
this.renderer_.dispatchRenderEvent(RenderEventType.RENDERCOMPLETE, frameState); this.renderer_.dispatchRenderEvent(RenderEventType.RENDERCOMPLETE, frameState);