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

Merge pull request #7323 from tschaub/flashless

Browse Source 
Only clear the canvas when needed
This commit is contained in:
Tim Schaub
2017-10-06 09:31:50 -06:00
committed by GitHub
parent 7d8e2a7372 ad4a258c87
commit c5a05f1abd
1 changed files with 3 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
src/ol/renderer/canvas/tilelayer.js
View File

@@ -228,7 +228,9 @@ ol.renderer.canvas.TileLayer.prototype.prepareFrame = function(frameState, layer
canvas.width = width; canvas.width = width;
canvas.height = height; canvas.height = height;
} else { } else {
if (this.renderedExtent_ && !ol.extent.equals(imageExtent, this.renderedExtent_)) {
context.clearRect(0, 0, width, height); context.clearRect(0, 0, width, height);
}
oversampling = this.oversampling_; oversampling = this.oversampling_;
} }
} }