public virtual void run()
{
if (layer == null)
{
result = FilterGraphResult.error("Illegal: null feature layer");
}
else if (filter_graph == null)
{
result = FilterGraphResult.error("Illegal: null filter graph");
}
else if (env == null)
{
result = FilterGraphResult.error("Illegal: null filter environment");
}
else
{
env.getReport().markStartTime();
// ensure the input SRS matches that of the layer:
env.setInputSRS(layer.getSRS());
// retrieve the features in the given extent:
FeatureCursor cursor = layer.getCursor(env.getExtent());
// and compile the filter graph:
osg.Group temp = null;
result = filter_graph.computeNodes(cursor, env, temp);
result_node = temp;
env.getReport().markEndTime();
}
}
protected virtual void buildIndex(Profile profile, osg.Group scene_graph)
{
//scene_graph = new osg.Group();
if (lod.valid())
{
scene_graph.addChild(lod.get());
}
}
public osg.Group getOrCreateSceneGraph()
{
if (!scene_graph.valid())
{
scene_graph = new osg.Group();
}
return(scene_graph.get());
}
/**
* Compiles the entire cell graph.
*
* @param task_man
* Task manager to employ for parallel/distributed compilation
*
* @return
* True if the compilation succeeded, false if it failed.
*/
//public virtual osg.Group compile( TaskManager task_man =NULL)
public virtual osg.Group compile(TaskManager my_task_man)
{
CompileSession cs = (CompileSessionImpl)startCompiling(my_task_man);
while (continueCompiling(cs))
{
;
}
if (finishCompiling(cs))
{
osg.Group result = cs.getOrCreateSceneGraph();
//result.ref(); // since the CS will be destroyed, unref'ing the result
return(result);
}
else
{
return(null);
}
}
protected osg.Node createLeafIndexNode(QuadKey key, SmartReadCallback cb)
{
osg.Group group = null;
for (uint i = 0; i < 4; i++)
{
QuadKey quadrant_key = key.createSubKey(i);
if (osgDB.fileExists(createAbsPathFromTemplate("g" + quadrant_key.toString())))
{
if (!group)
{
group = new osg.Group();
group.setName(key.toString());
}
#if USE_PAGEDLODS_IN_INDEX
osg.PagedLOD *pointer = new osg.PagedLOD();
pointer.setFileName(0, createRelPathFromTemplate("g" + quadrant_key.toString()));
pointer.setRange(0, 0, 1e10);
pointer.setPriorityScale(0, 1000.0f); // top priority!
pointer.setPriorityOffset(0, 1000.0f);
setCenterAndRadius(pointer, quadrant_key.getExtent(), reader);
#else
osg.ProxyNode pointer = new osg.ProxyNode();
pointer.setLoadingExternalReferenceMode(osg.ProxyNode.LOAD_IMMEDIATELY);
pointer.setFileName(0, createRelPathFromTemplate("g" + quadrant_key.toString()));
//setCenterAndRadius( pointer, quadrant_key.getExtent(), reader );
#endif
group.addChild(pointer);
}
}
return(group);
}
public osg.Group getOrCreateSceneGraph()
{
if (!scene_graph.valid())
{
scene_graph = new osg.Group();
}
return scene_graph.get();
}
protected osg.Node createIntermediateIndexNode(QuadKey key, float min_range, float max_range, SmartReadCallback cb)
{
osg.Group group = null;
for (uint quadrant = 0; quadrant < 4; quadrant++)
{
QuadKey subkey = key.createSubKey(quadrant);
if (osgDB.fileExists(createAbsPathFromTemplate("g" + subkey.toString())))
{
if (!group)
{
group = new osg.Group();
group.setName(key.toString());
}
//osgGIS.notice() << "QK=" << subkey.toString() << ", Extent=" << subkey.getExtent().toString() << std.endl;
// enter the subtile set as a paged index node reference:
osg.PagedLOD plod = new osg.PagedLOD();
setCenterAndRadius(plod, subkey.getExtent(), reader);
#if USE_PAGEDLODS_IN_INDEX
osg.PagedLOD *pointer = new osg.PagedLOD();
pointer.setFileName(0, createRelPathFromTemplate("g" + subkey.toString()));
pointer.setRange(0, 0, 1e10);
pointer.setPriorityScale(0, 1000.0f); // top priority, hopefully
pointer.setPriorityOffset(0, 1000.0f);
pointer.setCenter(plod.getCenter());
pointer.setRadius(plod.getRadius());
#else
osg.ProxyNode pointer = new osg.ProxyNode();
pointer.setLoadingExternalReferenceMode(osg.ProxyNode.LOAD_IMMEDIATELY);
pointer.setFileName(0, createRelPathFromTemplate("g" + subkey.toString()));
//setCenterAndRadius( pointer, subkey.getExtent(), reader );
#endif
plod.addChild(pointer, max_range, 1e10);
plod.setFileName(1, createRelPathFromTemplate("i" + subkey.toString()));
plod.setRange(1, 0, max_range); // last one should always be min=0
plod.setPriorityScale(1, MY_PRIORITY_SCALE);
group.addChild(plod);
//osg.Geode* geode = new osg.Geode();
//osg.Sphere* g1 = new osg.Sphere( osg.Vec3(0,0,0), plod.getRadius() );
//osg.ShapeDrawable* sd1 = new osg.ShapeDrawable( g1 );
//sd1.setColor( osg.Vec4f(1,0,0,.2) );
//geode.addDrawable( sd1 );
////osg.Vec3d p = terrain_srs.transform( subkey.getExtent().getCentroid() );
////osg.Vec3d n = p; n.normalize();
////osg.Geometry* g3 = new osg.Geometry();
////osg.Vec3Array* v3 = new osg.Vec3Array(2);
////(*v3)[0] = osg.Vec3d(0,0,0);
////(*v3)[1] = n * 3000.0;
////g3.setVertexArray( v3 );
////osg.Vec4Array* c3 = new osg.Vec4Array(1);
////(*c3)[0].set(1,1,0,1);
////g3.setColorArray( c3 );
////g3.setColorBinding(osg.Geometry.BIND_OVERALL);
////g3.addPrimitiveSet( new osg.DrawArrays(GL_LINES, 0, 2) );
////g3.getOrCreateStateSet().setMode( GL_LIGHTING, osg.StateAttribute.OFF );
////geode.addDrawable( g3 );
////osg.Sphere* g2 = new osg.Sphere( osg.Vec3(0,0,0), 25 );
////osg.ShapeDrawable* sd2 = new osg.ShapeDrawable( g2 );
////sd2.setColor( osg.Vec4f(1,1,0,1) );
////geode.addDrawable( sd2 );
////osg.Matrixd mx = osg.Matrixd.translate( p );
//osg.Matrixd mx = osg.Matrixd.translate( plod.getCenter() );
//osg.MatrixTransform* mt = new osg.MatrixTransform( mx );
//mt.addChild( geode );
//mt.getOrCreateStateSet().setMode( GL_BLEND, osg.StateAttribute.ON );
//mt.getOrCreateStateSet().setRenderingHint( osg.StateSet.TRANSPARENT_BIN );
//group.addChild( mt );
}
}
return(group);
}
protected virtual void buildIndex(Profile _profile, osg.Group scene_graph)
{
QuadTreeProfile profile = (QuadTreeProfile)_profile;
if (profile == null)
{
return;
}
//osgGIS.notice() << "Rebuilding index..." << std.endl;
// first, determine the SRS of the output scene graph so that we can
// make pagedlod/lod centroids.
SpatialReference output_srs = map_layer.getOutputSRS(getSession(), getTerrainSRS());
// first build the very top level.
//scene_graph = new osg.Group();
// the starting LOD is the best fit the the cell size:
uint top_lod = getTopLod(profile.getQuadMap(), map_layer);
SmartReadCallback reader = new SmartReadCallback();
foreach (MapLayerLevelOfDetail i in map_layer.getLevels())
{
MapLayerLevelOfDetail level_def = i;
uint lod = top_lod + level_def.getDepth();
MapLayerLevelOfDetail sub_level_def = i + 1 != map_layer.getLevels().end() ? (i + 1).get() : null;
float min_range, max_range;
if (sub_level_def != null)
{
min_range = sub_level_def.getMinRange();
max_range = sub_level_def.getMaxRange();
}
// get the extent of tiles that we will build based on the AOI:
uint cell_xmin, cell_ymin, cell_xmax, cell_ymax;
profile.getQuadMap().getCells(
map_layer.getAreaOfInterest(), lod,
cell_xmin, cell_ymin, cell_xmax, cell_ymax);
for (uint y = cell_ymin; y <= cell_ymax; y++)
{
for (uint x = cell_xmin; x <= cell_xmax; x++)
{
osg.Node node;
QuadKey key = new QuadKey(x, y, lod, profile.getQuadMap());
//osgGIS.notify( osg.NOTICE )
// << "Cell: " << std.endl
// << " Quadkey = " << key.toString() << std.endl
// << " LOD = " << key.getLOD() << std.endl
// << " Extent = " << key.getExtent().toString() << " (w=" << key.getExtent().getWidth() << ", h=" << key.getExtent().getHeight() << ")" << std.endl
// << std.endl;
node = sub_level_def ?
createIntermediateIndexNode(key, min_range, max_range, reader.get()) :
createLeafIndexNode(key, reader);
if (node.valid())
{
string out_file = createAbsPathFromTemplate("i" + key.toString());
if (!osgDB.writeNodeFile(*(node.get()), out_file))
{
// osgGIS.warn() << "FAILED to write index file " << out_file << std.endl;
}
// at the top level, assemble the root node
if (i == map_layer.getLevels().begin())
{
double top_min_range = sub_level_def != null ? 0 : level_def.getMinRange();
osg.PagedLOD plod = new osg.PagedLOD();
plod.setName(key.toString());
plod.setFileName(0, createRelPathFromTemplate("i" + key.toString()));
plod.setRange(0, top_min_range, level_def.getMaxRange());
plod.setPriorityScale(0, MY_PRIORITY_SCALE);
setCenterAndRadius(plod, key.getExtent(), reader.get());
//osgGIS.notice() << "QK=" << key.toString() << ", Ex=" << key.getExtent().toString() << ", Cen=" << key.getExtent().getCentroid().toString() << std.endl;
scene_graph.addChild(plod);
}
}
}
}
}
}
protected bool build(BuildLayer layer)
{
string work_dir_name = project.getAbsoluteWorkingDirectory();
if (string.IsNullOrEmpty(work_dir_name))
{
work_dir_name = "work_" + project.getName();
}
string work_dir = PathUtils.combinePaths(
project.getBaseURI(),
work_dir_name);
if (osgDB.makeDirectory(work_dir))
{
Registry.instance().setWorkDirectory(work_dir);
}
//osgGIS.notice() << "Building layer \"" << layer.getName() << "\"." << std.endl;
// first create and initialize a Session that will share data across the build.
Session session = new Session();
// add shared scripts to the session:
foreach (Script i in project.getScripts())
{
session.addScript(i);
}
// add shared resources to the session:
foreach (Resource i in project.getResources())
{
session.getResources().addResource(i);
}
// now establish the source data record form this layer and open a feature layer
// that connects to that source.
Source source = layer.getSource(); // default source.. may be overriden in slices
//if ( !source )
//{
// //TODO: log error
// osgGIS.notify( osg.WARN )
// << "No source specified for layer \"" << layer.getName() << "\"." << std.endl;
// return false;
//}
// recursively build any sources that need building.
if (source && !build(source, session.get()))
{
// osgGIS.warn()
// << "Unable to build source \"" << source.getName() << "\" or one of its dependencies."
// << std.endl;
return(false);
}
FeatureLayer feature_layer;
if (source != null)
{
feature_layer = Registry.instance().createFeatureLayer(source.getAbsoluteURI());
if (feature_layer == null)
{
//TODO: log error
//osgGIS.warn()
// << "Cannot access source \"" << source.getName()
// << "\" for layer \"" << layer.getName() << "\"." << std.endl;
return(false);
}
}
// The reference terrain:
osg.Node terrain_node;
SpatialReference terrain_srs;
GeoExtent terrain_extent;
Terrain terrain = layer.getTerrain();
if (!getTerrainData(terrain, terrain_node, terrain_srs, terrain_extent))
{
return(false);
}
// output file:
string output_file = layer.getAbsoluteTargetPath();
osgDB.makeDirectoryForFile(output_file);
if (!osgDB.fileExists(osgDB.getFilePath(output_file)))
{
//osgGIS.warn()
// << "Unable to establish target location for layer \""
// << layer.getName() << "\" at \"" << output_file << "\"."
// << std.endl;
return(false);
}
// whether to include textures in IVE files:
bool inline_ive_textures = layer.getProperties().getBoolValue("inline_textures", false);
// TODO: deprecate this as we move towards the ResourcePackager...
osgDB.ReaderWriter.Options options;
if (inline_ive_textures)
{
options = new osgDB.ReaderWriter.Options("noWriteExternalReferenceFiles useOriginalExternalReferences");
}
else
{
options = new osgDB.ReaderWriter.Options("noTexturesInIVEFile noWriteExternalReferenceFiles useOriginalExternalReferences");
}
osgDB.Registry.instance().setOptions(options);
osgDB.Archive archive;
string archive_file = output_file;
if (osgDB.getLowerCaseFileExtension(output_file) == "osga")
{
archive = osgDB.openArchive(output_file, osgDB.Archive.CREATE, 4096);
output_file = "out.ive";
// since there's no way to set the master file name...fake it out
osg.Group dummy = new osg.Group();
archive.writeNode(dummy, output_file);
}
// intialize a task manager if necessary:
TaskManager manager =
num_threads > 1? new TaskManager(num_threads) :
num_threads < 1? new TaskManager() :
null;
// prep the map layer definition:
MapLayer map_layer = new MapLayer();
// a resource packager if necessary will copy ext-ref files to the output location:
ResourcePackager packager = new ResourcePackager();
packager.setArchive(archive.get());
packager.setOutputLocation(osgDB.getFilePath(output_file));
if (layer.getProperties().getBoolValue("localize_resources", false))
{
packager.setMaxTextureSize(layer.getProperties().getIntValue("max_texture_size", 0));
packager.setCompressTextures(layer.getProperties().getBoolValue("compress_textures", false));
packager.setInlineTextures(layer.getProperties().getBoolValue("inline_textures", false));
}
if (!addSlicesToMapLayer(layer.getSlices(), layer.getEnvProperties(), map_layer, packager, 0, session, source))
{
//osgGIS.warn() << "Failed to add all slices to layer " << layer.getName() << std.endl;
return(false);
}
// calculate the grid cell size:
double col_size = layer.getProperties().getDoubleValue("col_size", -1.0);
double row_size = layer.getProperties().getDoubleValue("row_size", -1.0);
if (col_size <= 0.0 || row_size <= 0.0)
{
int num_cols = Math.Max(1, layer.getProperties().getIntValue("num_cols", 1));
int num_rows = Math.Max(1, layer.getProperties().getIntValue("num_rows", 1));
col_size = map_layer.getAreaOfInterest().getWidth() / (double)num_cols;
row_size = map_layer.getAreaOfInterest().getHeight() / (double)num_rows;
}
map_layer.setCellWidth(col_size);
map_layer.setCellHeight(row_size);
map_layer.setEncodeCellRadius(layer.getProperties().getBoolValue("encode_cell_radius", true));
MapLayerCompiler compiler;
// figure out which compiler to use:
if (layer.getType() == BuildLayer.LayerType.TYPE_QUADTREE)
{
compiler = new QuadTreeMapLayerCompiler(map_layer, session);
}
else if (layer.getType() == BuildLayer.LayerType.TYPE_GRIDDED)
{
compiler = new GriddedMapLayerCompiler(map_layer.get(), session.);
}
else if (layer.getType() == BuildLayer.LayerType.TYPE_SIMPLE)
{
compiler = new SimpleMapLayerCompiler(map_layer, session);
}
if (compiler.get())
{
compiler.setAbsoluteOutputURI(output_file);
compiler.setPaged(layer.getProperties().getBoolValue("paged", true));
compiler.setTerrain(terrain_node.get(), terrain_srs, terrain_extent);
compiler.setArchive(archive.get(), archive_file);
compiler.setResourcePackager(packager.get());
// build the layer and write the root file to output:
osg.Group result = compiler.compile(manager.get());
if (result != null)
{
packager.packageNode(result.get(), output_file);
}
}
if (archive != null)
{
archive.close();
}
//osgGIS.notice() << "Done building layer \"" << layer.getName() << "\"." << std.endl;
return(true);
}
protected bool build(BuildLayer layer)
{
string work_dir_name = project.getAbsoluteWorkingDirectory();
if ( string.IsNullOrEmpty(work_dir_name) )
work_dir_name = "work_" + project.getName();
string work_dir = PathUtils.combinePaths(
project.getBaseURI(),
work_dir_name );
if ( osgDB.makeDirectory( work_dir ) )
{
Registry.instance().setWorkDirectory( work_dir );
}
//osgGIS.notice() << "Building layer \"" << layer.getName() << "\"." << std.endl;
// first create and initialize a Session that will share data across the build.
Session session = new Session();
// add shared scripts to the session:
foreach( Script i in project.getScripts())
session.addScript( i );
// add shared resources to the session:
foreach( Resource i in project.getResources() )
session.getResources().addResource( i );
// now establish the source data record form this layer and open a feature layer
// that connects to that source.
Source source = layer.getSource(); // default source.. may be overriden in slices
//if ( !source )
//{
// //TODO: log error
// osgGIS.notify( osg.WARN )
// << "No source specified for layer \"" << layer.getName() << "\"." << std.endl;
// return false;
//}
// recursively build any sources that need building.
if ( source && !build( source, session.get() ) )
{
// osgGIS.warn()
// << "Unable to build source \"" << source.getName() << "\" or one of its dependencies."
// << std.endl;
return false;
}
FeatureLayer feature_layer;
if ( source != null)
{
feature_layer = Registry.instance().createFeatureLayer( source.getAbsoluteURI() );
if ( feature_layer == null )
{
//TODO: log error
//osgGIS.warn()
// << "Cannot access source \"" << source.getName()
// << "\" for layer \"" << layer.getName() << "\"." << std.endl;
return false;
}
}
// The reference terrain:
osg.Node terrain_node;
SpatialReference terrain_srs;
GeoExtent terrain_extent;
Terrain terrain = layer.getTerrain();
if ( !getTerrainData( terrain, terrain_node, terrain_srs, terrain_extent ) )
return false;
// output file:
string output_file = layer.getAbsoluteTargetPath();
osgDB.makeDirectoryForFile( output_file );
if ( !osgDB.fileExists( osgDB.getFilePath( output_file ) ) )
{
//osgGIS.warn()
// << "Unable to establish target location for layer \""
// << layer.getName() << "\" at \"" << output_file << "\"."
// << std.endl;
return false;
}
// whether to include textures in IVE files:
bool inline_ive_textures = layer.getProperties().getBoolValue( "inline_textures", false );
// TODO: deprecate this as we move towards the ResourcePackager...
osgDB.ReaderWriter.Options options;
if ( inline_ive_textures )
{
options = new osgDB.ReaderWriter.Options( "noWriteExternalReferenceFiles useOriginalExternalReferences" );
}
else
{
options = new osgDB.ReaderWriter.Options( "noTexturesInIVEFile noWriteExternalReferenceFiles useOriginalExternalReferences" );
}
osgDB.Registry.instance().setOptions( options );
osgDB.Archive archive;
string archive_file = output_file;
if ( osgDB.getLowerCaseFileExtension( output_file ) == "osga" )
{
archive = osgDB.openArchive( output_file, osgDB.Archive.CREATE, 4096 );
output_file = "out.ive";
// since there's no way to set the master file name...fake it out
osg.Group dummy = new osg.Group();
archive.writeNode( dummy , output_file );
}
// intialize a task manager if necessary:
TaskManager manager =
num_threads > 1? new TaskManager( num_threads ) :
num_threads < 1? new TaskManager() :
null;
// prep the map layer definition:
MapLayer map_layer = new MapLayer();
// a resource packager if necessary will copy ext-ref files to the output location:
ResourcePackager packager = new ResourcePackager();
packager.setArchive( archive.get() );
packager.setOutputLocation( osgDB.getFilePath( output_file ) );
if ( layer.getProperties().getBoolValue( "localize_resources", false ) )
{
packager.setMaxTextureSize( layer.getProperties().getIntValue( "max_texture_size", 0 ) );
packager.setCompressTextures( layer.getProperties().getBoolValue( "compress_textures", false ) );
packager.setInlineTextures( layer.getProperties().getBoolValue( "inline_textures", false ) );
}
if ( !addSlicesToMapLayer( layer.getSlices(), layer.getEnvProperties(), map_layer, packager, 0, session, source ) )
{
//osgGIS.warn() << "Failed to add all slices to layer " << layer.getName() << std.endl;
return false;
}
// calculate the grid cell size:
double col_size = layer.getProperties().getDoubleValue( "col_size", -1.0 );
double row_size = layer.getProperties().getDoubleValue( "row_size", -1.0 );
if ( col_size <= 0.0 || row_size <= 0.0 )
{
int num_cols = Math.Max( 1, layer.getProperties().getIntValue( "num_cols", 1 ) );
int num_rows = Math.Max(1, layer.getProperties().getIntValue("num_rows", 1));
col_size = map_layer.getAreaOfInterest().getWidth() / (double)num_cols;
row_size = map_layer.getAreaOfInterest().getHeight() / (double)num_rows;
}
map_layer.setCellWidth( col_size );
map_layer.setCellHeight( row_size );
map_layer.setEncodeCellRadius( layer.getProperties().getBoolValue( "encode_cell_radius", true ) );
MapLayerCompiler compiler;
// figure out which compiler to use:
if ( layer.getType() == BuildLayer.LayerType.TYPE_QUADTREE )
{
compiler = new QuadTreeMapLayerCompiler( map_layer, session );
}
else if (layer.getType() == BuildLayer.LayerType.TYPE_GRIDDED)
{
compiler = new GriddedMapLayerCompiler( map_layer.get(), session. );
}
else if (layer.getType() == BuildLayer.LayerType.TYPE_SIMPLE)
{
compiler = new SimpleMapLayerCompiler( map_layer, session );
}
if ( compiler.get() )
{
compiler.setAbsoluteOutputURI( output_file );
compiler.setPaged( layer.getProperties().getBoolValue( "paged", true ) );
compiler.setTerrain( terrain_node.get(), terrain_srs, terrain_extent );
compiler.setArchive( archive.get(), archive_file );
compiler.setResourcePackager( packager.get() );
// build the layer and write the root file to output:
osg.Group result = compiler.compile( manager.get() );
if ( result != null )
{
packager.packageNode( result.get(), output_file );
}
}
if ( archive != null )
{
archive.close();
}
//osgGIS.notice() << "Done building layer \"" << layer.getName() << "\"." << std.endl;
return true;
}
protected osg.Node createLeafIndexNode(QuadKey key, SmartReadCallback cb)
{
osg.Group group = null;
for (uint i = 0; i < 4; i++)
{
QuadKey quadrant_key = key.createSubKey(i);
if (osgDB.fileExists(createAbsPathFromTemplate("g" + quadrant_key.toString())))
{
if (!group)
{
group = new osg.Group();
group.setName(key.toString());
}
#if USE_PAGEDLODS_IN_INDEX
osg.PagedLOD* pointer = new osg.PagedLOD();
pointer.setFileName( 0, createRelPathFromTemplate( "g" + quadrant_key.toString() ) );
pointer.setRange( 0, 0, 1e10 );
pointer.setPriorityScale( 0, 1000.0f ); // top priority!
pointer.setPriorityOffset( 0, 1000.0f );
setCenterAndRadius( pointer, quadrant_key.getExtent(), reader );
#else
osg.ProxyNode pointer = new osg.ProxyNode();
pointer.setLoadingExternalReferenceMode(osg.ProxyNode.LOAD_IMMEDIATELY);
pointer.setFileName(0, createRelPathFromTemplate("g" + quadrant_key.toString()));
//setCenterAndRadius( pointer, quadrant_key.getExtent(), reader );
#endif
group.addChild(pointer);
}
}
return group;
}
protected osg.Node createIntermediateIndexNode(QuadKey key, float min_range, float max_range, SmartReadCallback cb)
{
osg.Group group = null;
for (uint quadrant = 0; quadrant < 4; quadrant++)
{
QuadKey subkey = key.createSubKey(quadrant);
if (osgDB.fileExists(createAbsPathFromTemplate("g" + subkey.toString())))
{
if (!group)
{
group = new osg.Group();
group.setName(key.toString());
}
//osgGIS.notice() << "QK=" << subkey.toString() << ", Extent=" << subkey.getExtent().toString() << std.endl;
// enter the subtile set as a paged index node reference:
osg.PagedLOD plod = new osg.PagedLOD();
setCenterAndRadius(plod, subkey.getExtent(), reader);
#if USE_PAGEDLODS_IN_INDEX
osg.PagedLOD* pointer = new osg.PagedLOD();
pointer.setFileName( 0, createRelPathFromTemplate( "g" + subkey.toString() ) );
pointer.setRange( 0, 0, 1e10 );
pointer.setPriorityScale( 0, 1000.0f ); // top priority, hopefully
pointer.setPriorityOffset( 0, 1000.0f );
pointer.setCenter( plod.getCenter() );
pointer.setRadius( plod.getRadius() );
#else
osg.ProxyNode pointer = new osg.ProxyNode();
pointer.setLoadingExternalReferenceMode(osg.ProxyNode.LOAD_IMMEDIATELY);
pointer.setFileName(0, createRelPathFromTemplate("g" + subkey.toString()));
//setCenterAndRadius( pointer, subkey.getExtent(), reader );
#endif
plod.addChild(pointer, max_range, 1e10);
plod.setFileName(1, createRelPathFromTemplate("i" + subkey.toString()));
plod.setRange(1, 0, max_range); // last one should always be min=0
plod.setPriorityScale(1, MY_PRIORITY_SCALE);
group.addChild(plod);
//osg.Geode* geode = new osg.Geode();
//osg.Sphere* g1 = new osg.Sphere( osg.Vec3(0,0,0), plod.getRadius() );
//osg.ShapeDrawable* sd1 = new osg.ShapeDrawable( g1 );
//sd1.setColor( osg.Vec4f(1,0,0,.2) );
//geode.addDrawable( sd1 );
////osg.Vec3d p = terrain_srs.transform( subkey.getExtent().getCentroid() );
////osg.Vec3d n = p; n.normalize();
////osg.Geometry* g3 = new osg.Geometry();
////osg.Vec3Array* v3 = new osg.Vec3Array(2);
////(*v3)[0] = osg.Vec3d(0,0,0);
////(*v3)[1] = n * 3000.0;
////g3.setVertexArray( v3 );
////osg.Vec4Array* c3 = new osg.Vec4Array(1);
////(*c3)[0].set(1,1,0,1);
////g3.setColorArray( c3 );
////g3.setColorBinding(osg.Geometry.BIND_OVERALL);
////g3.addPrimitiveSet( new osg.DrawArrays(GL_LINES, 0, 2) );
////g3.getOrCreateStateSet().setMode( GL_LIGHTING, osg.StateAttribute.OFF );
////geode.addDrawable( g3 );
////osg.Sphere* g2 = new osg.Sphere( osg.Vec3(0,0,0), 25 );
////osg.ShapeDrawable* sd2 = new osg.ShapeDrawable( g2 );
////sd2.setColor( osg.Vec4f(1,1,0,1) );
////geode.addDrawable( sd2 );
////osg.Matrixd mx = osg.Matrixd.translate( p );
//osg.Matrixd mx = osg.Matrixd.translate( plod.getCenter() );
//osg.MatrixTransform* mt = new osg.MatrixTransform( mx );
//mt.addChild( geode );
//mt.getOrCreateStateSet().setMode( GL_BLEND, osg.StateAttribute.ON );
//mt.getOrCreateStateSet().setRenderingHint( osg.StateSet.TRANSPARENT_BIN );
//group.addChild( mt );
}
}
return group;
}
protected abstract void buildIndex(Profile profile, osg.Group group);
protected virtual AttributedNodeList process(AttributedNodeList input, FilterEnv env)
{
Node result;
if ( input.Count > 1 )
{
result = new osg.Group();
for( AttributedNodeList.iterator i = input.begin(); i != input.end(); i++ )
{
osg.Node node = i.get().getNode();
if ( node != null)
{
if ( getEmbedAttributes() )
embedAttributes( node, i.get().getAttributes() );
result.asGroup().addChild( node );
}
}
}
else if ( input.Count == 1 )
{
result = input[0].getNode();
if ( getEmbedAttributes() )
embedAttributes( result.get(), input[0].getAttributes() );
}
else
{
return new AttributedNodeList();
}
// if there are no drawables or external refs, toss it.
if ( !GeomUtils.hasDrawables( result.get() ) )
{
return AttributedNodeList();
}
// NEXT create a XFORM if there's a localization matrix in the SRS. This will
// prevent jittering due to loss of precision.
SpatialReference input_srs = env.getInputSRS();
if ( env.getExtent().getArea() > 0 && !input_srs.getReferenceFrame().isIdentity() )
{
Vector3D centroid = new Vector3D( 0, 0, 0 );
osg.Matrixd irf = input_srs.getInverseReferenceFrame();
osg.Vec3d centroid_abs = centroid * irf;
osg.MatrixTransform xform = new osg.MatrixTransform( irf );
xform.addChild( result);
result = xform;
if ( getApplyClusterCulling() && input_srs.isGeocentric() )
{
Vector3D normal = centroid_abs;
normal.normalize();
//osg.BoundingSphere bs = result.computeBound(); // force it
// radius = distance from centroid inside which to disable CC altogether:
//float radius = bs.radius();
//osg.Vec3d control_point = bs.center();
Vector3D control_point = centroid_abs;
GeoPoint env_cen = input_srs.transform( env.getCellExtent().getCentroid() );
GeoPoint env_sw = input_srs.transform( env.getCellExtent().getSouthwest() );
float radius = (env_cen-env_sw).length();
// dot product: 0 = orthogonal to normal, -1 = equal to normal
float deviation = -radius/input_srs.getEllipsoid().getSemiMinorAxis();
osg.ClusterCullingCallback ccc = new osg.ClusterCullingCallback();
ccc.set( control_point, normal, deviation, radius );
osg.Group cull_group = new osg.Group();
cull_group.setCullCallback( ccc );
cull_group.addChild( xform );
result = cull_group;
//osgGIS.notify(osg.NOTICE) << "CCC: radius = " << radius << ", deviation = " << deviation << std.endl;
//if ( getDrawClusterCullingNormals() == true )
//{
// //DRAW CLUSTER-CULLING NORMALS
// osg.Geode* geode = new osg.Geode();
// osg.Geometry* g = new osg.Geometry();
// osg.Vec3Array* v = new osg.Vec3Array(2);
// (*v)[0] = control_point; (*v)[1] = control_point + (normal*radius);
// g.setVertexArray( v );
// osg.Vec4Array* c = new osg.Vec4Array(1);
// (*c)[0] = osg.Vec4f( 0,1,0,1 );
// g.setColorArray( c );
// g.setColorBinding( osg.Geometry.BIND_OVERALL );
// g.addPrimitiveSet( new osg.DrawArrays( osg.PrimitiveSet.LINES, 0, 2 ) );
// geode.addDrawable( g );
// cull_group.addChild( geode );
//}
}
}
if ( getCullBackfaces() )
{
result.getOrCreateStateSet().setAttributeAndModes( new osg.CullFace(), osg.StateAttribute.ON );
}
if ( getDisableLighting() )
{
result.getOrCreateStateSet().setMode( GL_LIGHTING, osg.StateAttribute.OFF );
}
if ( getLineWidth() > 0.0f )
{
result.getOrCreateStateSet().setAttribute( new osg.LineWidth( line_width ), osg.StateAttribute.ON );
}
if ( getPointSize() > 0.0f )
{
osg.Point point = new osg.Point();
point.setSize( point_size );
result.getOrCreateStateSet().setAttribute( point, osg.StateAttribute.ON );
}
if ( getAlphaBlending() )
{
osg.BlendFunc blend_func = new osg.BlendFunc();
//blend_func.setFunction( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
result.getOrCreateStateSet().setAttributeAndModes( blend_func, osg.StateAttribute.ON );
result.getOrCreateStateSet().setRenderingHint( osg.StateSet.TRANSPARENT_BIN );
}
if ( getRasterOverlayScript() )
{
ScriptResult r = env.getScriptEngine().run( getRasterOverlayScript(), env );
if ( r.isValid() )
{
RasterResource* raster = env.getSession().getResources().getRaster( r.asString() );
if ( raster )
{
osg.Image* image = NULL;
std.stringstream builder;
string cell_id = env.getProperties().getValue( "compiler.cell_id", "" );
if ( cell_id.length() > 0 )
{
builder << "r" << cell_id << ".jpg";
}
else
{
double x = env.getExtent().getCentroid().x();
double y = env.getExtent().getCentroid().y();
builder << std.setprecision(10) << "r" << x << "x" << y << ".jpg";
}
if ( raster.applyToStateSet( result.getOrCreateStateSet(), env.getExtent(), getRasterOverlayMaxSize(), &image ) )
{
// Add this as a skin resource so the compiler can properly localize and deploy it.
image.setFileName( builder.str() );
env.getResourceCache().addSkin( result.getOrCreateStateSet() );
}
}
}
else
{
env.getReport().error( r.asString() );
}
}
if ( getOptimize() )
{
//osgGIS.notice() << "[BuildNodes] Optimizing..." << std.endl;
osgUtil.Optimizer opt;
int opt_mask =
osgUtil.Optimizer.DEFAULT_OPTIMIZATIONS |
osgUtil.Optimizer.MERGE_GEODES |
osgUtil.Optimizer.TRISTRIP_GEOMETRY |
osgUtil.Optimizer.SPATIALIZE_GROUPS;
// disable texture atlases, since they mess with our shared skin resources and
// don't work correctly during multi-threaded building
opt_mask &= ~osgUtil.Optimizer.TEXTURE_ATLAS_BUILDER;
// I've seen this crash the app when dealing with certain ProxyNodes.
// TODO: investigate this later.
opt_mask &= ~osgUtil.Optimizer.REMOVE_REDUNDANT_NODES;
// integrate the optimizer hints:
opt_mask |= env.getOptimizerHints().getIncludedOptions();
opt_mask &= ~( env.getOptimizerHints().getExcludedOptions() );
opt.optimize( result.get(), opt_mask );
GeometryCleaner cleaner;
cleaner.clean( result.get() );
}
AttributedNodeList output;
output.push_back( new AttributedNode( result.get() ) );
return output;
}
protected virtual AttributedNodeList process(AttributedNodeList input, FilterEnv env)
{
Node result;
if (input.Count > 1)
{
result = new osg.Group();
for (AttributedNodeList.iterator i = input.begin(); i != input.end(); i++)
{
osg.Node node = i.get().getNode();
if (node != null)
{
if (getEmbedAttributes())
{
embedAttributes(node, i.get().getAttributes());
}
result.asGroup().addChild(node);
}
}
}
else if (input.Count == 1)
{
result = input[0].getNode();
if (getEmbedAttributes())
{
embedAttributes(result.get(), input[0].getAttributes());
}
}
else
{
return(new AttributedNodeList());
}
// if there are no drawables or external refs, toss it.
if (!GeomUtils.hasDrawables(result.get()))
{
return(AttributedNodeList());
}
// NEXT create a XFORM if there's a localization matrix in the SRS. This will
// prevent jittering due to loss of precision.
SpatialReference input_srs = env.getInputSRS();
if (env.getExtent().getArea() > 0 && !input_srs.getReferenceFrame().isIdentity())
{
Vector3D centroid = new Vector3D(0, 0, 0);
osg.Matrixd irf = input_srs.getInverseReferenceFrame();
osg.Vec3d centroid_abs = centroid * irf;
osg.MatrixTransform xform = new osg.MatrixTransform(irf);
xform.addChild(result);
result = xform;
if (getApplyClusterCulling() && input_srs.isGeocentric())
{
Vector3D normal = centroid_abs;
normal.normalize();
//osg.BoundingSphere bs = result.computeBound(); // force it
// radius = distance from centroid inside which to disable CC altogether:
//float radius = bs.radius();
//osg.Vec3d control_point = bs.center();
Vector3D control_point = centroid_abs;
GeoPoint env_cen = input_srs.transform(env.getCellExtent().getCentroid());
GeoPoint env_sw = input_srs.transform(env.getCellExtent().getSouthwest());
float radius = (env_cen - env_sw).length();
// dot product: 0 = orthogonal to normal, -1 = equal to normal
float deviation = -radius / input_srs.getEllipsoid().getSemiMinorAxis();
osg.ClusterCullingCallback ccc = new osg.ClusterCullingCallback();
ccc.set(control_point, normal, deviation, radius);
osg.Group cull_group = new osg.Group();
cull_group.setCullCallback(ccc);
cull_group.addChild(xform);
result = cull_group;
//osgGIS.notify(osg.NOTICE) << "CCC: radius = " << radius << ", deviation = " << deviation << std.endl;
//if ( getDrawClusterCullingNormals() == true )
//{
// //DRAW CLUSTER-CULLING NORMALS
// osg.Geode* geode = new osg.Geode();
// osg.Geometry* g = new osg.Geometry();
// osg.Vec3Array* v = new osg.Vec3Array(2);
// (*v)[0] = control_point; (*v)[1] = control_point + (normal*radius);
// g.setVertexArray( v );
// osg.Vec4Array* c = new osg.Vec4Array(1);
// (*c)[0] = osg.Vec4f( 0,1,0,1 );
// g.setColorArray( c );
// g.setColorBinding( osg.Geometry.BIND_OVERALL );
// g.addPrimitiveSet( new osg.DrawArrays( osg.PrimitiveSet.LINES, 0, 2 ) );
// geode.addDrawable( g );
// cull_group.addChild( geode );
//}
}
}
if (getCullBackfaces())
{
result.getOrCreateStateSet().setAttributeAndModes(new osg.CullFace(), osg.StateAttribute.ON);
}
if (getDisableLighting())
{
result.getOrCreateStateSet().setMode(GL_LIGHTING, osg.StateAttribute.OFF);
}
if (getLineWidth() > 0.0f)
{
result.getOrCreateStateSet().setAttribute(new osg.LineWidth(line_width), osg.StateAttribute.ON);
}
if (getPointSize() > 0.0f)
{
osg.Point point = new osg.Point();
point.setSize(point_size);
result.getOrCreateStateSet().setAttribute(point, osg.StateAttribute.ON);
}
if (getAlphaBlending())
{
osg.BlendFunc blend_func = new osg.BlendFunc();
//blend_func.setFunction( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
result.getOrCreateStateSet().setAttributeAndModes(blend_func, osg.StateAttribute.ON);
result.getOrCreateStateSet().setRenderingHint(osg.StateSet.TRANSPARENT_BIN);
}
if (getRasterOverlayScript())
{
ScriptResult r = env.getScriptEngine().run(getRasterOverlayScript(), env);
if (r.isValid())
{
RasterResource *raster = env.getSession().getResources().getRaster(r.asString());
if (raster)
{
osg.Image *image = NULL;
std.stringstream builder;
string cell_id = env.getProperties().getValue("compiler.cell_id", "");
if (cell_id.length() > 0)
{
builder << "r" << cell_id << ".jpg";
}
else
{
double x = env.getExtent().getCentroid().x();
double y = env.getExtent().getCentroid().y();
builder << std.setprecision(10) << "r" << x << "x" << y << ".jpg";
}
if (raster.applyToStateSet(result.getOrCreateStateSet(), env.getExtent(), getRasterOverlayMaxSize(), &image))
{
// Add this as a skin resource so the compiler can properly localize and deploy it.
image.setFileName(builder.str());
env.getResourceCache().addSkin(result.getOrCreateStateSet());
}
}
}
else
{
env.getReport().error(r.asString());
}
}
if (getOptimize())
{
//osgGIS.notice() << "[BuildNodes] Optimizing..." << std.endl;
osgUtil.Optimizer opt;
int opt_mask =
osgUtil.Optimizer.DEFAULT_OPTIMIZATIONS |
osgUtil.Optimizer.MERGE_GEODES |
osgUtil.Optimizer.TRISTRIP_GEOMETRY |
osgUtil.Optimizer.SPATIALIZE_GROUPS;
// disable texture atlases, since they mess with our shared skin resources and
// don't work correctly during multi-threaded building
opt_mask &= ~osgUtil.Optimizer.TEXTURE_ATLAS_BUILDER;
// I've seen this crash the app when dealing with certain ProxyNodes.
// TODO: investigate this later.
opt_mask &= ~osgUtil.Optimizer.REMOVE_REDUNDANT_NODES;
// integrate the optimizer hints:
opt_mask |= env.getOptimizerHints().getIncludedOptions();
opt_mask &= ~(env.getOptimizerHints().getExcludedOptions());
opt.optimize(result.get(), opt_mask);
GeometryCleaner cleaner;
cleaner.clean(result.get());
}
AttributedNodeList output;
output.push_back(new AttributedNode(result.get()));
return(output);
}
/**
* Runs the graph to generate a scene graph.
*
* Executes the graph by passing features to the first filter in the
* chain. That filter will process the data, pass the results along to
* the next filter, and so on until completion.
*
* @param cursor
* Source cursor for features to process
* @param env
* Contextual compilation environment
* @param output
* Group node that, upon success, contains resulting nodes of compiled scene
* as its children
* @return
* A structure describing the result of the compilation.
*/
public FilterGraphResult computeNodes(FeatureCursor cursor, FilterEnv env, osg.Group output)
{
FilterStateResult state_result;
output = null;
NodeFilterState output_state;
// first build a new state chain corresponding to our filter prototype chain.
FilterState first = null;
foreach (Filter i in filter_prototypes)
{
FilterState next_state = i.newState();
if (first == null)
{
first = next_state;
}
else
{
first.appendState(next_state);
}
if (next_state is NodeFilterState)
{
output_state = (NodeFilterState)next_state;
}
}
// now traverse the states.
if (first != null)
{
int count = 0;
osg.Timer_t start = osg.Timer.instance().tick();
env.setOutputSRS(env.getInputSRS());
if (first is FeatureFilterState)
{
FeatureFilterState state = (FeatureFilterState)first;
while (state_result.isOK() && cursor.hasNext())
{
state.push(wind(cursor.next()));
state_result = state.traverse(env);
count++;
}
if (state_result.isOK())
{
state_result = state.signalCheckpoint();
}
}
else if (first is FragmentFilterState)
{
FragmentFilterState state = (FragmentFilterState)first;
while (state_result.isOK() && cursor.hasNext())
{
state.push(wind(cursor.next()));
state_result = state.traverse(env);
count++;
}
if (state_result.isOK())
{
state_result = state.signalCheckpoint();
}
}
else if (first is CollectionFilterState)
{
CollectionFilterState state = (CollectionFilterState)first;
while (state_result.isOK() && cursor.hasNext())
{
state.push(wind(cursor.next()));
state_result = state.traverse(env);
count++;
}
if (state_result.isOK())
{
state_result = state.signalCheckpoint();
}
}
osg.Timer_t end = osg.Timer.instance().tick();
double dur = osg.Timer.instance().delta_s(start, end);
//osgGIS.notify( osg.ALWAYS ) << std.endl << "Time = " << dur << " s; Per Feature Avg = " << (dur/(double)count) << " s" << std.endl;
}
else
{
state_result.set(FilterStateResult.Status.STATUS_NODATA);
}
if (output_state != null && state_result.hasData())
{
output = new osg.Group();
foreach (AttributedNode i in output_state.getOutput())
{
output.addChild(i.getNode());
}
}
if (state_result.isOK())
{
return(FilterGraphResult.ok(output_state.getLastKnownFilterEnv()));
}
else
{
return(FilterGraphResult.error("Filter graph failed to compute any nodes"));
}
}
