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Handle obscure edge case where deferred post render function receives a null frame state

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Tom Payne
2013-04-16 23:40:48 +02:00
parent bc10446b0e
commit a07e70ea32
1 changed files with 2 additions and 3 deletions
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5
src/ol/renderer/maprenderer.js
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@@ -184,15 +184,14 @@ ol.renderer.Map.prototype.renderFrame = goog.nullFunction;
/** /**
* @param {ol.Map} map Map. * @param {ol.Map} map Map.
* @param {!ol.FrameState} frameState Frame state. * @param {ol.FrameState} frameState Frame state.
* @private * @private
*/ */
ol.renderer.Map.prototype.removeUnusedLayerRenderers_ = ol.renderer.Map.prototype.removeUnusedLayerRenderers_ =
function(map, frameState) { function(map, frameState) {
var layerStates = frameState.layerStates;
var layerKey; var layerKey;
for (layerKey in this.layerRenderers_) { for (layerKey in this.layerRenderers_) {
if (!(layerKey in layerStates)) { if (goog.isNull(frameState) || !(layerKey in frameState.layerStates)) {
goog.dispose(this.removeLayerRendererByKey_(layerKey)); goog.dispose(this.removeLayerRendererByKey_(layerKey));
} }
} }