void
WKBWriter::write(const Geometry &g, ostream &os)
{
outStream = &os;
switch (g.getGeometryTypeId()) {
case GEOS_POINT:
return writePoint((Point &)g);
case GEOS_LINESTRING:
case GEOS_LINEARRING:
return writeLineString((LineString &)g);
case GEOS_POLYGON:
return writePolygon((Polygon &)g);
case GEOS_MULTIPOINT:
return writeGeometryCollection(
(GeometryCollection &)g,
WKBConstants::wkbMultiPoint);
case GEOS_MULTILINESTRING:
return writeGeometryCollection(
(GeometryCollection &)g,
WKBConstants::wkbMultiLineString);
case GEOS_MULTIPOLYGON:
return writeGeometryCollection(
(GeometryCollection &)g,
WKBConstants::wkbMultiPolygon);
case GEOS_GEOMETRYCOLLECTION:
return writeGeometryCollection(
(GeometryCollection &)g,
WKBConstants::wkbGeometryCollection);
case GEOM_CIRCULARARC:
return writeCircularArc((CircularArc&)g);
default:
assert(0); // Unknown Geometry type
}
}
void
WKBWriter::write(const Geometry& g, ostream& os)
{
outputDimension = defaultOutputDimension;
if(outputDimension > g.getCoordinateDimension()) {
outputDimension = g.getCoordinateDimension();
}
outStream = &os;
if(const Point* x = dynamic_cast<const Point*>(&g)) {
return writePoint(*x);
}
if(const LineString* x = dynamic_cast<const LineString*>(&g)) {
return writeLineString(*x);
}
if(const Polygon* x = dynamic_cast<const Polygon*>(&g)) {
return writePolygon(*x);
}
if(const MultiPoint* x = dynamic_cast<const MultiPoint*>(&g)) {
return writeGeometryCollection(*x, WKBConstants::wkbMultiPoint);
}
if(const MultiLineString* x = dynamic_cast<const MultiLineString*>(&g)) {
return writeGeometryCollection(*x, WKBConstants::wkbMultiLineString);
}
if(const MultiPolygon* x = dynamic_cast<const MultiPolygon*>(&g)) {
return writeGeometryCollection(*x, WKBConstants::wkbMultiPolygon);
}
if(const GeometryCollection* x =
dynamic_cast<const GeometryCollection*>(&g)) {
return writeGeometryCollection(*x, WKBConstants::wkbGeometryCollection);
}
assert(0); // Unknown Geometry type
}
void BSPFile::write( io::OutputStream* out )
{
Debug::println( "bsp: Writing BSP tree to {0}...", out->toString() );
// write version
ChunkOutputStream output( out );
output.beginChunk( "bsptree" );
output.writeInt( BSP_FILE_VERSION );
// write node count
assert( m_tree->nodes() > 0 );
output.writeInt( m_tree->nodes() );
// write total number of polys in all nodes
output.writeInt( getTreePolygonCount(m_tree->root()) );
// write vertices
output.beginChunk( "vertices" );
int nvertices = m_tree->vertexData.size();
output.writeInt( nvertices );
for ( int i = 0 ; i < nvertices ; ++i )
for ( int k = 0 ; k < 3 ; ++k )
output.writeFloat( m_tree->vertexData[i][k] );
output.endChunk();
// write polygons
output.beginChunk( "polygons" );
output.writeInt( m_tree->polygons() );
for ( int i = 0 ; i < m_tree->polygons() ; ++i )
writePolygon( &output, m_tree->getPolygon(i) );
output.endChunk();
// write node tree
writeNode( &output, m_tree->root() );
output.endChunk();
}
