void
parseCommandLine( int argc, char** argv )
{
osgGIS::Registry* registry = osgGIS::Registry::instance();
osg::ArgumentParser arguments( &argc, argv );
std::string str;
// the input vector file that we will compile:
while( arguments.read( "--input", input_file ) );
// terrain:
while( arguments.read( "--terrain", terrain_file ) );
// Color of the output geometry:
while( arguments.read( "--color", str ) )
sscanf( str.c_str(), "%f,%f,%f,%f", &color.x(), &color.y(), &color.z(), &color.a() );
while( arguments.read( "--random-colors" ) )
color.a() = 0.0;
//while( arguments.read( "--buffer", str ) )
// sscanf( str.c_str(), "%f", &buffer );
// validate arguments:
if ( input_file.empty() ) //|| terrain_file.empty() )
{
arguments.getApplicationUsage()->write(
std::cout,
osg::ApplicationUsage::COMMAND_LINE_OPTION );
exit(-1);
}
}
void
parseCommandLine( int argc, char** argv )
{
osgGIS::Registry* registry = osgGIS::Registry::instance();
osg::ArgumentParser arguments( &argc, argv );
arguments.getApplicationUsage()->setApplicationName( arguments.getApplicationName() );
arguments.getApplicationUsage()->setDescription( arguments.getApplicationName() + " clamps vector data to a terrain dataset." );
arguments.getApplicationUsage()->setCommandLineUsage( arguments.getApplicationName() + " [--input vector_file [options..]");
arguments.getApplicationUsage()->addCommandLineOption( "-h or --help", "Display all available command line paramters");
// request for help:
if ( arguments.read( "-h" ) || arguments.read( "--help" ) )
{
usage( arguments.getApplicationName().c_str(), 0 );
exit(-1);
}
std::string str;
// the input vector file that we will compile:
while( arguments.read( "--input", input_file ) );
// output file for vector geometry:
while( arguments.read( "--output", output_file ) );
// Color of the output geometry:
while( arguments.read( "--color", str ) )
sscanf( str.c_str(), "%f,%f,%f,%f", &color.x(), &color.y(), &color.z(), &color.a() );
while( arguments.read( "--random-colors" ) )
color.a() = 0.0;
while( arguments.read( "--fade-lods" ) )
fade_lods = true;
while( arguments.read( "--buffer", str ) )
sscanf( str.c_str(), "%f", &buffer );
// validate arguments:
if ( input_file.length() == 0 )
{
arguments.getApplicationUsage()->write(
std::cout,
osg::ApplicationUsage::COMMAND_LINE_OPTION );
exit(-1);
}
}
osgGIS::FilterGraph*
createFilterGraph()
{
osgGIS::Registry* registry = osgGIS::Registry::instance();
// The FilterGraph is a series of filters that will transform the GIS
// feature data into a scene graph.
osgGIS::FilterGraph* graph = new osgGIS::FilterGraph();
// Buffer if necessary:
if ( buffer != 0.0f )
graph->appendFilter( new osgGIS::BufferFilter( buffer ) );
// Construct osg::Drawable's from the incoming feature batches:
osgGIS::BuildGeomFilter* gf = new osgGIS::BuildGeomFilter();
gf->setColor( color );
if ( color.a() == 0 )
gf->setColorScript( new osgGIS::Script( "vec4(math.random(),math.random(),math.random(),1)" ) );
//gf->setRandomizeColors( color.a() == 0 );
graph->appendFilter( gf );
// Bring all the drawables into a single collection so that they
// all fall under the same osg::Geode.
graph->appendFilter( new osgGIS::CollectionFilter() );
// Construct a Node that contains the drawables and adjust its state set.
osgGIS::BuildNodesFilter* bnf = new osgGIS::BuildNodesFilter();
//bnf->setDisableLighting( true );
bnf->setAlphaBlending( true );
bnf->setOptimize( false );
graph->appendFilter( bnf );
return graph;
}