protected virtual void processCompletedTask(CellCompiler task)
{
if (task.getResult().isOK() && task.getResultNode())
{
if (!lod.valid())
{
lod = new osg.LOD();
}
uint key = uint.Parse(task.getName());
MapLayerLevelOfDetail def = getLodForKey(key, getMapLayer());
if (def != null)
{
lod.addChild(task.getResultNode(), def.getMinRange(), def.getMaxRange());
}
}
}
protected virtual void processCompletedTask(CellCompiler task)
{
if (task.getResult().isOK() && task.getResultNode())
{
if (!lod.valid())
{
lod = new osg.LOD();
}
uint key = uint.Parse(task.getName());
MapLayerLevelOfDetail def = getLodForKey(key, getMapLayer());
if (def != null)
{
lod.addChild(task.getResultNode(), def.getMinRange(), def.getMaxRange());
}
}
}
public Node compile(FeatureLayer layer, FeatureCursor cursor, string output_file)
{
osg.Node *result = NULL;
if (!layer)
{
osgGIS.notify(osg.WARN) << "Illegal null feature layer" << std.endl;
return(NULL);
}
osg.ref_ptr <osg.LOD> lod = new osg.LOD();
if (getFadeLODs())
{
FadeHelper.enableFading(lod.getOrCreateStateSet());
}
for (FilterGraphRangeList.iterator i = graph_ranges.begin(); i != graph_ranges.end(); i++)
{
osg.Node *range = compile(layer, cursor, i.graph.get());
if (range)
{
lod.addChild(range, i.min_range, i.max_range);
if (getFadeLODs())
{
FadeHelper.setOuterFadeDistance(i.max_range, range.getOrCreateStateSet());
FadeHelper.setInnerFadeDistance(i.max_range - .2 * (i.max_range - i.min_range), range.getOrCreateStateSet());
}
}
}
if (GeomUtils.hasDrawables(lod.get()))
{
if (getOverlay())
{
result = convertToOverlay(lod.get());
}
else
{
result = lod.release();
}
osgUtil.Optimizer opt;
opt.optimize(result,
osgUtil.Optimizer.SPATIALIZE_GROUPS |
osgUtil.Optimizer.STATIC_OBJECT_DETECTION |
osgUtil.Optimizer.SHARE_DUPLICATE_STATE);
if (getRenderOrder() >= 0)
{
string bin_name = result.getOrCreateStateSet().getBinName();
result.getOrCreateStateSet().setRenderBinDetails(getRenderOrder(), bin_name);
result.getOrCreateStateSet().setAttributeAndModes(new osg.Depth(osg.Depth.ALWAYS), osg.StateAttribute.ON);
}
localizeResourceReferences(result);
if (output_file.length() > 0)
{
localizeResources(osgDB.getFilePath(output_file));
}
}
return(result);
}
protected void setCenterAndRadius(osg.Node node, GeoExtent cell_extent, SmartReadCallback reader)
{
SpatialReference srs = map_layer.getOutputSRS(getSession(), getTerrainSRS());
// first get the output srs centroid:
GeoPoint centroid = srs.transform(cell_extent.getCentroid());
GeoPoint sw = srs.transform(cell_extent.getSouthwest());
double radius = map_layer.getEncodeCellRadius() ?
(centroid - sw).length() :
-1.0;
if (terrain_node.valid() && terrain_srs != null)
{
GeoPoint clamped;
for (int t = 0; t < 5; t++)
{
clamped = GeomUtils.clampToTerrain(centroid, terrain_node.get(), terrain_srs, reader);
if (!clamped.isValid())
{
// if the clamp failed, it's due to the geocentric intersection bug in which the isect
// fails when coplanar with a tile boundary/skirt. Fudge the centroid and try again.
double fudge = 0.001 * ((double)(1 + (Random.Rand() % 10)));
centroid.X += fudge;
centroid.Y -= fudge;
centroid.Z += fudge * fudge;
}
else
{
break;
}
}
if (!clamped.isValid())
{
SpatialReference geo = srs.getGeographicSRS();
GeoPoint latlon = geo.transform(centroid);
//osgGIS.warn() << "*** UNABLE TO CLAMP CENTROID: ***" << latlon.toString() << std.endl;
}
else
{
centroid = clamped;
}
}
else
{
//osgGIS.warn() << "*** Failed to clamp Center/Radius for cell" << std.endl;
}
if (node is osg.LOD)
{
osg.LOD plod = (osg.LOD)node;
plod.setCenter(centroid);
plod.setRadius(radius);
}
else if (node is osg.ProxyNode)
{
osg.ProxyNode proxy = (osg.ProxyNode)node;
proxy.setCenter(centroid);
proxy.setRadius(radius);
}
}
