Added ogrdecode, which decodes all OGR-supported vector input formats to TerraGear polygons. Might replace shape-decode one day.
This commit is contained in:
Ralf Gerlich
parent
2a4560f312
commit
01f5b80457
4 changed files with 566 additions and 1 deletions
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@ -138,11 +138,15 @@ else
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fi
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fi
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GDAL_LIBS="$GDAL_LIBS $GDAL_DEP_LIBS"
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GDAL_LIBS="$GDAL_LIBS $GDAL_DEP_LIBS"
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if test "$USE_OGR" = "1"; then
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OGR_DECODE=OGRDecode
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fi
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AC_SUBST(GDAL_LIBS)
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AC_SUBST(GDAL_LIBS)
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AC_SUBST(GDAL_CFLAGS)
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AC_SUBST(GDAL_CFLAGS)
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AC_SUBST(USE_GDAL)
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AC_SUBST(USE_GDAL)
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AC_SUBST(USE_OGR)
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AC_SUBST(USE_OGR)
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AC_SUBST(OGR_DECODE)
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fi
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fi
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dnl Check for MS Windows environment
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dnl Check for MS Windows environment
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@ -460,6 +464,7 @@ AC_CONFIG_FILES([ \
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src/Prep/GSHHS/Makefile \
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src/Prep/GSHHS/Makefile \
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src/Prep/MergerClipper/Makefile \
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src/Prep/MergerClipper/Makefile \
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src/Prep/Photo/Makefile \
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src/Prep/Photo/Makefile \
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src/Prep/OGRDecode/Makefile \
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src/Prep/ShapeFile/Makefile \
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src/Prep/ShapeFile/Makefile \
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src/Prep/TGVPF/Makefile \
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src/Prep/TGVPF/Makefile \
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src/Prep/Terra/Makefile \
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src/Prep/Terra/Makefile \
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@ -12,4 +12,7 @@ SUBDIRS = \
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Terra \
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Terra \
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TerraFit \
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TerraFit \
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Tower \
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Tower \
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UserDef
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UserDef \
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$(OGR_DECODE)
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EXTRA_SUBDIRS=OGRDecode
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16
src/Prep/OGRDecode/Makefile.am
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16
src/Prep/OGRDecode/Makefile.am
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@ -0,0 +1,16 @@
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bin_PROGRAMS = ogr-decode
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ogr_decode_SOURCES = ogr-decode.cxx
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ogr_decode_CXXFLAGS=$(GDAL_CFLAGS)
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ogr_decode_LDADD = \
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$(GDAL_LIBS) \
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$(top_builddir)/src/Lib/Polygon/libPolygon.a \
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$(top_builddir)/src/Lib/Geometry/libGeometry.a \
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$(top_builddir)/src/Lib/poly2tri/libpoly2tri.a \
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$(top_builddir)/src/Lib/TriangleJRS/libTriangleJRS.a \
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-lsgdebug -lsgbucket -lsgmath -lsgmisc -lsgstructure -lsgxml \
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-lgenpolyclip -lz
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INCLUDES = -I$(top_srcdir)/src/Lib
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541
src/Prep/OGRDecode/ogr-decode.cxx
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541
src/Prep/OGRDecode/ogr-decode.cxx
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@ -0,0 +1,541 @@
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// ogr-decode.cxx -- process OGR layers and extract polygon outlines,
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// lines and points, clipping against and sorting
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// them into the relevant tiles.
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//
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// Written by Ralf Gerlich, started February 2007.
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//
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// Copyright (C) 2007 Ralf Gerlich - ralf.gerlich@custom-scenery.org
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// Loosely based on shape-decode.cxx by Curtis L. Olson
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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//
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// $Id$
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#include <simgear/compiler.h>
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#include STL_STRING
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#include <map>
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#include <simgear/debug/logstream.hxx>
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#include <simgear/misc/sg_path.hxx>
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#include <Geometry/line.hxx>
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#include <Geometry/util.hxx>
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#include <Polygon/chop.hxx>
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#include <Polygon/index.hxx>
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#include <Polygon/names.hxx>
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#include <Polygon/polygon.hxx>
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#include <ogrsf_frmts.h>
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#ifdef _MSC_VER
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# include <Win32/mkdir.hpp>
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#endif
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SG_USING_STD( cout );
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SG_USING_STD( string );
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SG_USING_STD( map );
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int line_width=50;
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string line_width_col;
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int point_width=500;
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string point_width_col;
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string area_type="Default";
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string area_type_col;
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int continue_on_errors=0;
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int max_segment_length=0; // ==0 => don't split
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int start_record=0;
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bool use_attribute_query=false;
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string attribute_query;
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bool use_spatial_query=false;
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double spat_min_x, spat_min_y, spat_max_x, spat_max_y;
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void processPoint(OGRPoint* poGeometry,
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const string& work_dir,
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const string& area_type,
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int width)
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{
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TGPolygon shape;
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shape.erase();
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tg::makePolygon(Point3D(poGeometry->getX(),poGeometry->getY(),0),
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width,
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shape);
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if ( max_segment_length > 0 ) {
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shape = tgPolygonSplitLongEdges( shape, max_segment_length );
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}
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tgChopNormalPolygon(work_dir, area_type, shape, false);
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}
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void processLineString(OGRLineString* poGeometry,
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const string& work_dir,
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const string& area_type,
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int width)
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{
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tg::Line line;
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TGPolygon shape;
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if (poGeometry->getNumPoints()<2) {
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SG_LOG( SG_GENERAL, SG_WARN,
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"Skipping line with less than two points" );
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return;
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}
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shape.erase();
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for (int i=0;i<poGeometry->getNumPoints();i++) {
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line.addPoint(Point3D(poGeometry->getX(i),poGeometry->getY(i),0));
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}
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tg::makePolygon(line,width,shape);
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if ( max_segment_length > 0 ) {
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shape = tgPolygonSplitLongEdges( shape, max_segment_length );
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}
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tgChopNormalPolygon(work_dir, area_type, shape, false);
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}
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void processPolygon(OGRPolygon* poGeometry,
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const string& work_dir,
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const string& area_type)
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{
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bool preserve3D = ((poGeometry->getGeometryType()&wkb25DBit)==wkb25DBit);
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TGPolygon shape;
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shape.erase();
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OGRLinearRing *ring;
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// first add the outer ring
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ring=poGeometry->getExteriorRing();
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for (int i=0;i<ring->getNumPoints();i++) {
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shape.add_node(0,
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Point3D(ring->getX(i),
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ring->getY(i),
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ring->getZ(i)));
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}
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shape.set_hole_flag( 0, 0 );
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// then add the inner rings
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for ( int j = 0 ; j < poGeometry->getNumInteriorRings() ; j ++ ) {
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ring=poGeometry->getInteriorRing( j );
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for (int i=0;i<ring->getNumPoints();i++) {
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shape.add_node(j+1,
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Point3D(ring->getX(i),
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ring->getY(i),
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ring->getZ(i)));
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}
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shape.set_hole_flag( j+1 , 1 );
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}
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if ( max_segment_length > 0 ) {
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shape = tgPolygonSplitLongEdges( shape, max_segment_length );
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}
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tgChopNormalPolygon(work_dir, area_type, shape, preserve3D);
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}
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void processLayer(OGRLayer* poLayer,
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const string& work_dir) {
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int feature_count=poLayer->GetFeatureCount();
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if (feature_count!=-1 && start_record>0 && start_record>=feature_count) {
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SG_LOG( SG_GENERAL, SG_ALERT, "Layer has only " << feature_count << " records, but start record is set to " << start_record );
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exit( 1 );
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}
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/* determine the indices of the required columns */
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OGRFeatureDefn *poFDefn = poLayer->GetLayerDefn();
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string layername=poFDefn->GetName();
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int point_width_field=-1, line_width_field=-1, area_type_field=-1;
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if (!point_width_col.empty()) {
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point_width_field=poFDefn->GetFieldIndex(point_width_col.c_str());
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if (point_width_field==-1) {
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SG_LOG( SG_GENERAL, SG_ALERT, "Field " << point_width_col << " for point-width not found in layer" );
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if (!continue_on_errors)
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exit( 1 );
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}
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}
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if (!line_width_col.empty()) {
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line_width_field=poFDefn->GetFieldIndex(line_width_col.c_str());
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if (line_width_field==-1) {
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SG_LOG( SG_GENERAL, SG_ALERT, "Field " << line_width_col << " for line-width not found in layer" );
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if (!continue_on_errors)
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exit( 1 );
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}
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}
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if (!area_type_col.empty()) {
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area_type_field=poFDefn->GetFieldIndex(area_type_col.c_str());
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if (area_type_field==-1) {
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SG_LOG( SG_GENERAL, SG_ALERT, "Field " << area_type_col << " for line-width not found in layer" );
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if (!continue_on_errors)
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exit( 1 );
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}
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}
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/* setup a transformation to WGS84 */
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OGRSpatialReference *oSourceSRS, oTargetSRS;
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oSourceSRS=poLayer->GetSpatialRef();
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if (oSourceSRS == NULL) {
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SG_LOG( SG_GENERAL, SG_ALERT, "Layer " << layername << " has no defined spatial reference system" );
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exit( 1 );
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}
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char* srsWkt;
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oSourceSRS->exportToWkt(&srsWkt);
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SG_LOG( SG_GENERAL, SG_DEBUG, "Source spatial reference system: " << srsWkt );
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OGRFree(srsWkt);
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oTargetSRS.SetWellKnownGeogCS( "WGS84" );
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OGRCoordinateTransformation *poCT;
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poCT = OGRCreateCoordinateTransformation(oSourceSRS, &oTargetSRS);
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/* setup attribute and spatial queries */
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if (use_spatial_query) {
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double trans_min_x,trans_min_y,trans_max_x,trans_max_y;
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/* do a simple reprojection of the source SRS */
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OGRCoordinateTransformation *poCTinverse;
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poCTinverse = OGRCreateCoordinateTransformation(&oTargetSRS, oSourceSRS);
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trans_min_x=spat_min_x;
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trans_min_y=spat_min_y;
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trans_max_x=spat_max_x;
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trans_max_y=spat_max_y;
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poCTinverse->Transform(1,&trans_min_x,&trans_min_y);
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poCTinverse->Transform(1,&trans_max_x,&trans_max_y);
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poLayer->SetSpatialFilterRect(trans_min_x, trans_min_y,
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trans_max_x, trans_max_y);
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}
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if (use_attribute_query) {
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if (poLayer->SetAttributeFilter(attribute_query.c_str()) != OGRERR_NONE) {
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SG_LOG( SG_GENERAL, SG_ALERT, "Error in query expression '" << attribute_query << "'" );
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exit( 1 );
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}
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}
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OGRFeature *poFeature;
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poLayer->SetNextByIndex(start_record);
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for ( ; (poFeature = poLayer->GetNextFeature()) != NULL; OGRFeature::DestroyFeature( poFeature ) )
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{
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OGRGeometry *poGeometry;
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poGeometry = poFeature->GetGeometryRef();
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if (poGeometry==NULL) {
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SG_LOG( SG_GENERAL, SG_INFO, "Found feature without geometry!" );
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if (!continue_on_errors) {
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SG_LOG( SG_GENERAL, SG_ALERT, "Aborting!" );
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exit( 1 );
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} else {
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continue;
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}
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}
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assert(poGeometry!=NULL);
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OGRwkbGeometryType geoType=wkbFlatten(poGeometry->getGeometryType());
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if (geoType!=wkbPoint && geoType!=wkbMultiPoint &&
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geoType!=wkbLineString && geoType!=wkbMultiLineString &&
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geoType!=wkbPolygon && geoType!=wkbMultiPolygon) {
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SG_LOG( SG_GENERAL, SG_INFO, "Unknown feature" );
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continue;
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}
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string area_type_name=area_type;
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if (area_type_field!=-1) {
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area_type_name=poFeature->GetFieldAsString(area_type_field);
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}
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if ( is_ocean_area(area_type_name) ) {
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// interior of polygon is ocean, holes are islands
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SG_LOG( SG_GENERAL, SG_ALERT, "Ocean area ... SKIPPING!" );
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// Ocean data now comes from GSHHS so we want to ignore
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// all other ocean data
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continue;
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} else if ( is_void_area(area_type_name) ) {
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// interior is ????
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// skip for now
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SG_LOG( SG_GENERAL, SG_ALERT, "Void area ... SKIPPING!" );
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continue;
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} else if ( is_null_area(area_type_name) ) {
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// interior is ????
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// skip for now
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SG_LOG( SG_GENERAL, SG_ALERT, "Null area ... SKIPPING!" );
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continue;
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}
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poGeometry->transform( poCT );
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switch (geoType) {
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case wkbPoint: {
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SG_LOG( SG_GENERAL, SG_DEBUG, "Point feature" );
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int width=point_width;
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if (point_width_field!=-1) {
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width=poFeature->GetFieldAsInteger(point_width_field);
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}
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processPoint((OGRPoint*)poGeometry,work_dir,area_type_name,width);
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break;
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}
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case wkbMultiPoint: {
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SG_LOG( SG_GENERAL, SG_DEBUG, "MultiPoint feature" );
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int width=point_width;
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if (point_width_field!=-1) {
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width=poFeature->GetFieldAsInteger(point_width_field);
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}
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||||||
|
OGRMultiPoint* multipt=(OGRMultiPoint*)poGeometry;
|
||||||
|
for (int i=0;i<multipt->getNumGeometries();i++) {
|
||||||
|
processPoint((OGRPoint*)(multipt->getGeometryRef(i)),work_dir,area_type_name,width);
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
case wkbLineString: {
|
||||||
|
SG_LOG( SG_GENERAL, SG_DEBUG, "LineString feature" );
|
||||||
|
int width=line_width;
|
||||||
|
if (line_width_field!=-1) {
|
||||||
|
width=poFeature->GetFieldAsInteger(line_width_field);
|
||||||
|
}
|
||||||
|
processLineString((OGRLineString*)poGeometry,work_dir,area_type_name,width);
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
case wkbMultiLineString: {
|
||||||
|
SG_LOG( SG_GENERAL, SG_DEBUG, "MultiLineString feature" );
|
||||||
|
int width=line_width;
|
||||||
|
if (line_width_field!=-1) {
|
||||||
|
width=poFeature->GetFieldAsInteger(line_width_field);
|
||||||
|
}
|
||||||
|
OGRMultiLineString* multils=(OGRMultiLineString*)poGeometry;
|
||||||
|
for (int i=0;i<multils->getNumGeometries();i++) {
|
||||||
|
processLineString((OGRLineString*)(multils->getGeometryRef(i)),work_dir,area_type_name,width);
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
case wkbPolygon: {
|
||||||
|
SG_LOG( SG_GENERAL, SG_DEBUG, "Polygon feature" );
|
||||||
|
processPolygon((OGRPolygon*)poGeometry,work_dir,area_type_name);
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
case wkbMultiPolygon: {
|
||||||
|
SG_LOG( SG_GENERAL, SG_DEBUG, "MultiPolygon feature" );
|
||||||
|
OGRMultiPolygon* multipoly=(OGRMultiPolygon*)poGeometry;
|
||||||
|
for (int i=0;i<multipoly->getNumGeometries();i++) {
|
||||||
|
processPolygon((OGRPolygon*)(multipoly->getGeometryRef(i)),work_dir,area_type_name);
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
OCTDestroyCoordinateTransformation ( poCT );
|
||||||
|
}
|
||||||
|
|
||||||
|
void usage(char* progname) {
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, "Usage: " <<
|
||||||
|
progname << " [options...] <work_dir> <datasource> [<layername>...]" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, "Options:" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, "--line-width width" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, " Width in meters for the lines" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, "--line-width-column colname" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, " Use value from colname as width for lines" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, " Overrides --line-width if present" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, "--point-width width" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, " Size in meters of the squares generated from points" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, "--point-width-column colname" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, " Use value from colname as width for points" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, " Overrides --point-width if present" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, "--area-type type" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, " Area type for all objects from file" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, "--area-type-column colname" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, " Use string from colname as area type" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, " Overrides --area-type if present" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, "--continue-on-errors" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, " Continue even if the file seems fishy" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, "--max-segment max_segment_length" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, " Maximum segment length in meters" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, "--start-record record_no" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, " Start processing at the specified record number (first record num=0)" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, "--where attrib_query" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, " Use an attribute query (like SQL WHERE)" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, "--spat xmin ymin xmax ymax" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, " spatial query extents" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, "" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, "<work_dir>" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, " Directory to put the polygon files in" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, "<datasource>" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, " The datasource from which to fetch the data" );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, "<layername>..." );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, " The layers to process." );
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, " If no layer is given, all layers in the datasource are used" );
|
||||||
|
exit(-1);
|
||||||
|
}
|
||||||
|
|
||||||
|
int main( int argc, char **argv ) {
|
||||||
|
char* progname=argv[0];
|
||||||
|
string datasource,work_dir;
|
||||||
|
|
||||||
|
sglog().setLogLevels( SG_ALL, SG_INFO );
|
||||||
|
|
||||||
|
while (argc>1) {
|
||||||
|
if (!strcmp(argv[1],"--line-width")) {
|
||||||
|
if (argc<3)
|
||||||
|
usage(progname);
|
||||||
|
line_width=atoi(argv[2]);
|
||||||
|
argv+=2;
|
||||||
|
argc-=2;
|
||||||
|
} else if (!strcmp(argv[1],"--line-width-column")) {
|
||||||
|
if (argc<3)
|
||||||
|
usage(progname);
|
||||||
|
line_width_col=argv[2];
|
||||||
|
argv+=2;
|
||||||
|
argc-=2;
|
||||||
|
} else if (!strcmp(argv[1],"--point-width")) {
|
||||||
|
if (argc<3)
|
||||||
|
usage(progname);
|
||||||
|
point_width=atoi(argv[2]);
|
||||||
|
argv+=2;
|
||||||
|
argc-=2;
|
||||||
|
} else if (!strcmp(argv[1],"--point-width-column")) {
|
||||||
|
if (argc<3)
|
||||||
|
usage(progname);
|
||||||
|
point_width_col=argv[2];
|
||||||
|
argv+=2;
|
||||||
|
argc-=2;
|
||||||
|
} else if (!strcmp(argv[1],"--area-type")) {
|
||||||
|
if (argc<3)
|
||||||
|
usage(progname);
|
||||||
|
area_type=argv[2];
|
||||||
|
argv+=2;
|
||||||
|
argc-=2;
|
||||||
|
} else if (!strcmp(argv[1],"--area-type-column")) {
|
||||||
|
if (argc<3)
|
||||||
|
usage(progname);
|
||||||
|
area_type_col=argv[2];
|
||||||
|
argv+=2;
|
||||||
|
argc-=2;
|
||||||
|
} else if (!strcmp(argv[1],"--continue-on-errors")) {
|
||||||
|
argv++;
|
||||||
|
argc--;
|
||||||
|
continue_on_errors=1;
|
||||||
|
} else if (!strcmp(argv[1],"--max-segment")) {
|
||||||
|
if (argc<3)
|
||||||
|
usage(progname);
|
||||||
|
max_segment_length=atoi(argv[2]);
|
||||||
|
argv+=2;
|
||||||
|
argc-=2;
|
||||||
|
} else if (!strcmp(argv[1],"--start-record")) {
|
||||||
|
if (argc<3)
|
||||||
|
usage(progname);
|
||||||
|
start_record=atoi(argv[2]);
|
||||||
|
argv+=2;
|
||||||
|
argc-=2;
|
||||||
|
} else if (!strcmp(argv[1],"--where")) {
|
||||||
|
if (argc<3)
|
||||||
|
usage(progname);
|
||||||
|
use_attribute_query=true;
|
||||||
|
attribute_query=argv[2];
|
||||||
|
argv+=2;
|
||||||
|
argc-=2;
|
||||||
|
} else if (!strcmp(argv[1],"--spat")) {
|
||||||
|
if (argc<6)
|
||||||
|
usage(progname);
|
||||||
|
use_spatial_query=true;
|
||||||
|
spat_min_x=atof(argv[2]);
|
||||||
|
spat_min_y=atof(argv[3]);
|
||||||
|
spat_max_x=atof(argv[4]);
|
||||||
|
spat_max_y=atof(argv[5]);
|
||||||
|
argv+=5;
|
||||||
|
argc-=5;
|
||||||
|
} else if (!strcmp(argv[1],"--help")) {
|
||||||
|
usage(progname);
|
||||||
|
} else
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (argc<3)
|
||||||
|
usage(progname);
|
||||||
|
|
||||||
|
work_dir=argv[1];
|
||||||
|
datasource=argv[2];
|
||||||
|
|
||||||
|
#ifdef _MSC_VER
|
||||||
|
fg_mkdir( work_dir.c_str() );
|
||||||
|
#else
|
||||||
|
string command = "mkdir -p " + work_dir;
|
||||||
|
system( command.c_str() );
|
||||||
|
#endif
|
||||||
|
|
||||||
|
// initialize persistant polygon counter
|
||||||
|
string counter_file = work_dir + "/../poly_counter";
|
||||||
|
poly_index_init( counter_file );
|
||||||
|
|
||||||
|
SG_LOG( SG_GENERAL, SG_DEBUG, "Opening datasource " << datasource << " for reading." );
|
||||||
|
|
||||||
|
OGRRegisterAll();
|
||||||
|
|
||||||
|
OGRDataSource *poDS;
|
||||||
|
|
||||||
|
poDS = OGRSFDriverRegistrar::Open( datasource.c_str(), FALSE );
|
||||||
|
if( poDS == NULL )
|
||||||
|
{
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, "Failed opening datasource " << datasource );
|
||||||
|
exit( 1 );
|
||||||
|
}
|
||||||
|
|
||||||
|
OGRLayer *poLayer;
|
||||||
|
|
||||||
|
if (argc>3) {
|
||||||
|
for (int i=3;i<argc;i++) {
|
||||||
|
poLayer = poDS->GetLayerByName( argv[i] );
|
||||||
|
|
||||||
|
if (poLayer == NULL )
|
||||||
|
{
|
||||||
|
SG_LOG( SG_GENERAL, SG_ALERT, "Failed opening layer " << argv[i] << " from datasource " << datasource );
|
||||||
|
exit( 1 );
|
||||||
|
}
|
||||||
|
|
||||||
|
processLayer(poLayer, work_dir);
|
||||||
|
}
|
||||||
|
} else {
|
||||||
|
for (int i=0;i<poDS->GetLayerCount();i++) {
|
||||||
|
poLayer = poDS->GetLayer(i);
|
||||||
|
|
||||||
|
assert(poLayer != NULL);
|
||||||
|
|
||||||
|
processLayer(poLayer, work_dir);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
OGRDataSource::DestroyDataSource( poDS );
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
Loading…
Reference in a new issue