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Load culled tiles with low priorty #4969

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merged 6 commits into from
Jan 29, 2018
Merged

Load culled tiles with low priorty #4969

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b1db1d6
Load culled tiles in case their OBB is wrong.
kring Feb 9, 2017
8167c85
Update CHANGES.md.
kring Feb 9, 2017
b51a502
Merge branch 'master' into missingTiles
Jan 11, 2018
00f164f
Update CHANGES.md
Jan 11, 2018
853910a
Merge branch 'master' into missingTiles
Jan 24, 2018
56ed3be
Merge branch 'master' into missingTiles
ggetz Jan 29, 2018
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3 changes: 2 additions & 1 deletion CHANGES.md
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Original file line number Diff line number Diff line change
Expand Up @@ -34,7 +34,8 @@ Change Log
* Fixed a glTF animation bug that caused certain animations to jitter. [#5740](https://github.com/AnalyticalGraphicsInc/cesium/pull/5740)
* Fixed a bug when creating billboard and model entities without a globe. [#6109](https://github.com/AnalyticalGraphicsInc/cesium/pull/6109)
* Added support for vertex shader uniforms when `tileset.colorBlendMode` is `MIX` or `REPLACE`. [#5874](https://github.com/AnalyticalGraphicsInc/cesium/pull/5874)
* Added `shouldAnimate` option to the `Viewer` constructor to indicate if the clock should begin animating immediately.[#6154](https://github.com/AnalyticalGraphicsInc/cesium/pull/6154)
* Fixed a bug that could cause tiles to be missing from the globe surface, especially when starting with the camera zoomed close to the surface.
* Added `shouldAnimate` option to the `Viewer` constructor to indicate if the clock should begin animating immediately. [#6154](https://github.com/AnalyticalGraphicsInc/cesium/pull/6154)
* Added separate file for the Cesium [Code of Conduct](https://github.com/AnalyticalGraphicsInc/cesium/blob/master/CODE_OF_CONDUCT.md). [#6129](https://github.com/AnalyticalGraphicsInc/cesium/pull/6129)
* Fixed applying a translucent style to a point cloud tileset. [#6113](https://github.com/AnalyticalGraphicsInc/cesium/pull/6113)
* Fixed sandcastle Particle System example for better visual [#6132](https://github.com/AnalyticalGraphicsInc/cesium/pull/6132)
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9 changes: 8 additions & 1 deletion Source/Scene/QuadtreePrimitive.js
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Expand Up @@ -434,7 +434,7 @@ define([
var occluders = levelZeroTiles.length > 1 ? primitive._occluders : undefined;

// Sort the level zero tiles by the distance from the center to the camera.
// The level zero tiles aren't necessarily a nice neat quad, so we can use the
// The level zero tiles aren't necessarily a nice neat quad, so we can't use the
// quadtree ordering we use elsewhere in the tree
comparisonPoint = frameState.camera.positionCartographic;
levelZeroTiles.sort(compareDistanceToPoint);
Expand Down Expand Up @@ -653,6 +653,13 @@ define([
} else {
++primitive._debug.tilesCulled;
primitive._tileReplacementQueue.markTileRendered(tile);

// We've decided this tile is not visible, but if it's not fully loaded yet, we've made
// this determination based on possibly-incorrect information. We need to load this
// culled tile with low priority just in case it turns out to be visible after all.
if (tile.needsLoading) {
primitive._tileLoadQueueLow.push(tile);
}
}
}
/**
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