root/OpenSceneGraph/trunk/src/osgGA/NodeTrackerManipulator.cpp @ 12597

Revision 12597, 9.3 kB (checked in by robert, 3 years ago)

Resolved warnings reported by g++ 4.6's -Wunused-but-set-variable.

Warnings were:

/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osg/ShapeDrawable.cpp: In member function ‘void PrimitiveShapeVisitor::createHalfSphere(unsigned int, unsigned int, float, int, float, const Matrix&)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osg/ShapeDrawable.cpp:1409:11: warning: variable ‘nzBase’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osg/ShapeDrawable.cpp:1410:11: warning: variable ‘nRatioBase’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgUtil/DelaunayTriangulator.cpp: In function ‘osgUtil::Triangle_list osgUtil::fillHole(osg::Vec3Array*, std::vector<unsigned int, std::allocator<unsigned int> >)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgUtil/DelaunayTriangulator.cpp:569:27: warning: variable ‘ptest’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgUtil/DelaunayTriangulator.cpp: In member function ‘bool osgUtil::DelaunayTriangulator::triangulate()’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgUtil/DelaunayTriangulator.cpp:979:45: warning: variable ‘curp’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgUtil/RenderStage.cpp: In member function ‘void osgUtil::RenderStage::runCameraSetUp(osg::RenderInfo?&)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgUtil/RenderStage.cpp:631:18: warning: variable ‘stencilAttached’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgText/FadeText.cpp: In member function ‘void FadeTextPolytopeData::buildPolytope()’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgText/FadeText.cpp:74:20: warning: variable ‘edge23’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgText/FadeText.cpp:75:20: warning: variable ‘edge30’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgText/Text.cpp: In member function ‘void osgText::Text::computeBackdropPositions(unsigned int) const’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgText/Text.cpp:747:10: warning: variable ‘is_valid_size’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgGA/NodeTrackerManipulator.cpp: In member function ‘virtual bool osgGA::NodeTrackerManipulator::performMovementLeftMouseButton(double, double, double)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgGA/NodeTrackerManipulator.cpp:257:21: warning: variable ‘lookVector’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgGA/NodeTrackerManipulator.cpp:259:21: warning: variable ‘upVector’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgGA/TerrainManipulator.cpp: In member function ‘virtual bool osgGA::TerrainManipulator::performMovementMiddleMouseButton(double, double, double)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgGA/TerrainManipulator.cpp:217:11: warning: variable ‘lookVector’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgGA/TerrainManipulator.cpp:219:11: warning: variable ‘upVector’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgVolume/FixedFunctionTechnique.cpp: In member function ‘virtual void osgVolume::FixedFunctionTechnique::init()’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgVolume/FixedFunctionTechnique.cpp:124:30: warning: variable ‘tf’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgParticle/FluidProgram.cpp: In member function ‘virtual void osgParticle::FluidProgram::execute(double)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgParticle/FluidProgram.cpp:38:23: warning: variable ‘velBefore’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgShadow/ParallelSplitShadowMap.cpp: In member function ‘virtual void osgShadow::ParallelSplitShadowMap::cull(osgUtil::CullVisitor?&)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgShadow/ParallelSplitShadowMap.cpp:593:22: warning: variable ‘bb’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgTerrain/GeometryTechnique.cpp: In member function ‘virtual void osgTerrain::GeometryTechnique::generateGeometry(osgTerrain::GeometryTechnique::BufferData?&, osgTerrain::Locator*, const osg::Vec3d&)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgTerrain/GeometryTechnique.cpp:777:12: warning: variable ‘i_sampleFactor’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgTerrain/GeometryTechnique.cpp:778:12: warning: variable ‘j_sampleFactor’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/dds/ReaderWriterDDS.cpp: In function ‘osg::Image* ReadDDSFile(std::istream&)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/dds/ReaderWriterDDS.cpp:314:10: warning: variable ‘is3dImage’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/dds/ReaderWriterDDS.cpp: In function ‘bool WriteDDSFile(const osg::Image*, std::ostream&)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/dds/ReaderWriterDDS.cpp:721:10: warning: variable ‘is3dImage’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/hdr/hdrloader.cpp: In static member function ‘static bool HDRLoader::load(const char*, bool, HDRLoaderResult&)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/hdr/hdrloader.cpp:101:10: warning: variable ‘cmd’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/vtf/ReaderWriterVTF.cpp: In function ‘osg::Image* ReadVTFFile(std::istream&)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/vtf/ReaderWriterVTF.cpp:360:23: warning: variable ‘base’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/jp2/ReaderWriterJP2.cpp: In function ‘int putdata(jas_stream_t*, jas_image_t*, int)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/jp2/ReaderWriterJP2.cpp:41:13: warning: variable ‘linelen’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/Inventor/ConvertToInventor.cpp: In member function ‘void ConvertToInventor::processGeometry(const osg::Geometry*, ConvertToInventor::InventorState?*)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/Inventor/ConvertToInventor.cpp:1639:10: warning: variable ‘ok’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/Inventor/ConvertFromInventor.cpp: In member function ‘virtual SbBool? SoVRMLImageTextureOsg::readInstance(SoInput?*, short unsigned int)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/Inventor/ConvertFromInventor.cpp:1264:16: warning: variable ‘retval’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/OpenFlight/GeometryRecords.cpp: In member function ‘virtual void flt::Face::readRecord(flt::RecordInputStream?&, flt::Document&)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/OpenFlight/GeometryRecords.cpp:369:19: warning: variable ‘secondaryPackedColor’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/OpenFlight/GeometryRecords.cpp: In member function ‘virtual void flt::Mesh::readRecord(flt::RecordInputStream?&, flt::Document&)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/OpenFlight/GeometryRecords.cpp:942:19: warning: variable ‘secondaryPackedColor’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/OpenFlight/ReaderWriterFLT.cpp: In member function ‘virtual osgDB::ReaderWriter::ReadResult? FLTReaderWriter::readNode(std::istream&, const Options*) const’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/OpenFlight/ReaderWriterFLT.cpp:427:40: warning: variable ‘pos’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/ive/ShapeAttributeList.cpp: In member function ‘void ive::ShapeAttributeList::write(ive::DataOutputStream?*)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/ive/ShapeAttributeList.cpp:31:48: warning: variable ‘it’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/ac/Geode.cpp: In member function ‘void ac3d::Geode::ProcessGeometry?(std::ostream&, unsigned int)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/ac/Geode.cpp:806:35: warning: variable ‘fRep_s’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/ac/Geode.cpp:806:43: warning: variable ‘fRep_t’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/ac/Geode.cpp:807:35: warning: variable ‘fOffset_s’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/ac/Geode.cpp:807:46: warning: variable ‘fOffset_t’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/ac/Geode.cpp:932:38: warning: variable ‘primLength’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/txp/trpage_geom.cpp: In member function ‘virtual bool trpgGeometry::Write(trpgWriteBuffer&)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/txp/trpage_geom.cpp:615:19: warning: variable ‘u’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/txp/trpage_material.cpp: In member function ‘int trpgMatTable::AddMaterial?(const trpgMaterial&, bool)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/txp/trpage_material.cpp:103:10: warning: variable ‘spaceInTable’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/txp/trpage_rarchive.cpp: In member function ‘virtual bool trpgr_Archive::ReadHeader?(bool)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/txp/trpage_rarchive.cpp:261:14: warning: variable ‘headerHasTexTable’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/zip/unzip.cpp: In member function ‘ZRESULT TUnzip::Get(int, ZIPENTRY*)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/zip/unzip.cpp:4055:8: warning: variable ‘hidden’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/zip/unzip.cpp:4055:22: warning: variable ‘system’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/zip/unzip.cpp:4055:36: warning: variable ‘archive’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/zip/ZipArchive.cpp: In member function ‘virtual bool ZipArchive::getFileNames(osgDB::Archive::FileNameList?&) const’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/zip/ZipArchive.cpp:91:37: warning: variable ‘iterEnd’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/pvr/ReaderWriterPVR.cpp: In member function ‘osgDB::ReaderWriter::ReadResult? ReaderWriterPVR::readPVRStream(std::istream&) const’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/pvr/ReaderWriterPVR.cpp:155:14: warning: variable ‘hasAlpha’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgViewer/View.cpp: In function ‘osg::Geometry* create3DSphericalDisplayDistortionMesh(const Vec3&, const Vec3&, const Vec3&, double, double, osg::Image*, const Matrix&)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgViewer/View.cpp:737:15: warning: variable ‘cursor’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgViewer/View.cpp: In function ‘osg::Geometry* createParoramicSphericalDisplayDistortionMesh(const Vec3&, const Vec3&, const Vec3&, double, double, osg::Image*, const Matrix&)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgViewer/View.cpp:1130:19: warning: variable ‘cursor’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgViewer/View.cpp:1118:15: warning: variable ‘dx’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgViewer/GraphicsWindowX11.cpp: In member function ‘virtual void osgViewer::GraphicsWindowX11::checkEvents()’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgViewer/GraphicsWindowX11.cpp:1181:10: warning: variable ‘destroyWindowRequested’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/cfg/ConfigParser.cpp: In member function ‘bool osgProducer::CameraConfig::parseFile(const string&)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/cfg/ConfigParser.cpp:2247:13: warning: variable ‘result’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgQt/QGraphicsViewAdapter.cpp: In member function ‘bool osgQt::QGraphicsViewAdapter::handlePointerEvent(int, int, int)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgQt/QGraphicsViewAdapter.cpp:344:17: warning: variable ‘viewportGeometry’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/examples/osgdistortion/osgdistortion.cpp: In function ‘osg::Node* createDistortionSubgraph(osg::Node*, const Vec4&)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/examples/osgdistortion/osgdistortion.cpp:125:19: warning: variable ‘cursor’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/examples/osgdistortion/osgdistortion.cpp:126:19: warning: variable ‘texcoord’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/examples/osgdistortion/osgdistortion.cpp: In function ‘osg::Geometry* createDomeDistortionMesh(const Vec3&, const Vec3&, const Vec3&, osg::ArgumentParser?&)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/examples/osgdistortion/osgdistortion.cpp:358:15: warning: variable ‘cursor’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/examples/osgposter/osgposter.cpp: In function ‘int main(int, char**)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/examples/osgposter/osgposter.cpp:253:31: warning: variable ‘outputTiles’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/examples/osgthreadedterrain/osgthreadedterrain.cpp: In function ‘int main(int, char**)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/examples/osgthreadedterrain/osgthreadedterrain.cpp:669:10: warning: variable ‘readParameter’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/examples/osgtext3D/TextNode.cpp: In member function ‘virtual void osgText::Layout::layout(osgText::TextNode?&) const’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/examples/osgtext3D/TextNode.cpp:80:11: warning: variable ‘characterHeightScale’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/examples/osgvolume/osgvolume.cpp: In function ‘int main(int, char**)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/examples/osgvolume/osgvolume.cpp:678:38: warning: variable ‘internalFormatMode’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/examples/osgwidgetcanvas/osgwidgetcanvas.cpp: In function ‘bool windowMouseOver(osgWidget::Event&)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/examples/osgwidgetcanvas/osgwidgetcanvas.cpp:27:24: warning: variable ‘xy’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/examples/osgwidgetcanvas/osgwidgetcanvas.cpp: In function ‘bool widgetMouseOver(osgWidget::Event&)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/examples/osgwidgetcanvas/osgwidgetcanvas.cpp:35:24: warning: variable ‘xy’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/p3d/ReaderWriterP3D.cpp: In member function ‘osg::Node* ReaderWriterP3DXML::parseXmlGraph(osgDB::XmlNode?*, bool, osgDB::Options*) const’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/src/osgPlugins/p3d/ReaderWriterP3D.cpp:2121:10: warning: variable ‘readSlide’ set but not used [-Wunused-but-set-variable]
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/applications/present3D/present3D.cpp: In function ‘int main(int, char**)’:
/home/stephan/Dev/LibSources/OpenSceneGraph-3.0.0-rc2/applications/present3D/present3D.cpp:639:10: warning: variable ‘sizesSpecified’ set but not used [-Wunused-but-set-variable]

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
Line 
1/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2010 Robert Osfield
2 *
3 * This library is open source and may be redistributed and/or modified under
4 * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
5 * (at your option) any later version.  The full license is in LICENSE file
6 * included with this distribution, and on the openscenegraph.org website.
7 *
8 * This library is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11 * OpenSceneGraph Public License for more details.
12*/
13
14#include <osgGA/NodeTrackerManipulator>
15#include <osg/Quat>
16#include <osg/Notify>
17#include <osg/Transform>
18#include <iterator>
19
20using namespace osg;
21using namespace osgGA;
22
23
24NodeTrackerManipulator::NodeTrackerManipulator( int flags )
25    : inherited( flags ),
26      _trackerMode(NODE_CENTER_AND_ROTATION)
27{
28    setVerticalAxisFixed(false);
29}
30
31
32NodeTrackerManipulator::NodeTrackerManipulator( const NodeTrackerManipulator& m, const CopyOp& copyOp )
33    : inherited( m, copyOp ),
34      _trackNodePath( m._trackNodePath ),
35      _trackerMode( m._trackerMode )
36{
37}
38
39
40void NodeTrackerManipulator::setTrackNodePath(const osg::NodePath& nodePath)
41{
42    _trackNodePath.setNodePath(nodePath);
43}
44
45
46void NodeTrackerManipulator::setTrackerMode(TrackerMode mode)
47{
48    _trackerMode = mode;
49}
50
51/// Sets rotation mode. \sa setVerticalAxisFixed
52void NodeTrackerManipulator::setRotationMode(RotationMode mode)
53{
54    setVerticalAxisFixed(mode!=TRACKBALL);
55
56    if (getAutoComputeHomePosition())
57        computeHomePosition();
58}
59
60/// Gets rotation mode. \sa getVerticalAxisFixed
61NodeTrackerManipulator::RotationMode NodeTrackerManipulator::getRotationMode() const
62{
63    return getVerticalAxisFixed() ? ELEVATION_AZIM : TRACKBALL;
64}
65
66void NodeTrackerManipulator::setNode(Node* node)
67{
68    inherited::setNode( node );
69
70    // update model size
71    if (_flags & UPDATE_MODEL_SIZE)
72    {
73        if (_node.valid())
74        {
75            setMinimumDistance(clampBetween(_modelSize*0.001, 0.00001, 1.0));
76            OSG_INFO << "NodeTrackerManipulator: setting minimum distance to "
77                         << _minimumDistance << std::endl;
78        }
79    }
80}
81
82void NodeTrackerManipulator::setTrackNode(osg::Node* node)
83{
84    if (!node)
85    {
86        OSG_NOTICE<<"NodeTrackerManipulator::setTrackNode(Node*):  Unable to set tracked node due to null Node*"<<std::endl;
87        return;
88    }
89
90    osg::NodePathList nodePaths = node->getParentalNodePaths();
91    if (!nodePaths.empty())
92    {
93        if (nodePaths.size()>1)
94        {
95            OSG_NOTICE<<"osgGA::NodeTrackerManipualtor::setTrackNode(..) taking first parent path, ignoring others."<<std::endl;
96        }
97
98        for(unsigned int i=0; i<nodePaths.size(); ++i)
99        {
100            OSG_NOTICE<<"NodePath "<<i<<std::endl;
101            for(NodePath::iterator itr = nodePaths[i].begin();
102                itr != nodePaths[i].end();
103                ++itr)
104            {
105                OSG_NOTICE<<"     "<<(*itr)->className()<<std::endl;
106            }
107        }
108       
109
110        OSG_INFO<<"NodeTrackerManipulator::setTrackNode(Node*"<<node<<" "<<node->getName()<<"): Path set"<<std::endl;
111        setTrackNodePath( nodePaths[0] );
112    }
113    else
114    {
115        OSG_NOTICE<<"NodeTrackerManipulator::setTrackNode(Node*): Unable to set tracked node due to empty parental path."<<std::endl;
116    }
117
118
119}
120
121
122void NodeTrackerManipulator::computeHomePosition()
123{
124    osg::Node* node = getTrackNode();
125    if(node)
126    {
127        const osg::BoundingSphere& boundingSphere=node->getBound();
128
129        setHomePosition(boundingSphere._center+osg::Vec3d( 0.0,-3.5f * boundingSphere._radius,0.0f),
130                        boundingSphere._center,
131                        osg::Vec3d(0.0f,0.0f,1.0f),
132                        _autoComputeHomePosition);
133    }
134}
135
136
137void NodeTrackerManipulator::setByMatrix(const osg::Matrixd& matrix)
138{
139    osg::Vec3d eye,center,up;
140    matrix.getLookAt(eye,center,up,_distance);
141    computePosition(eye,center,up);
142}
143
144void NodeTrackerManipulator::computeNodeWorldToLocal(osg::Matrixd& worldToLocal) const
145{
146    osg::NodePath nodePath;
147    if (_trackNodePath.getNodePath(nodePath))
148    {
149        worldToLocal = osg::computeWorldToLocal(nodePath);
150    }
151}
152
153void NodeTrackerManipulator::computeNodeLocalToWorld(osg::Matrixd& localToWorld) const
154{
155    osg::NodePath nodePath;
156    if (_trackNodePath.getNodePath(nodePath))
157    {
158        localToWorld = osg::computeLocalToWorld(nodePath);
159    }
160
161}
162
163void NodeTrackerManipulator::computeNodeCenterAndRotation(osg::Vec3d& nodeCenter, osg::Quat& nodeRotation) const
164{
165    osg::Matrixd localToWorld, worldToLocal;
166    computeNodeLocalToWorld(localToWorld);
167    computeNodeWorldToLocal(worldToLocal);
168
169    osg::NodePath nodePath;
170    if (_trackNodePath.getNodePath(nodePath) && !nodePath.empty())
171        nodeCenter = osg::Vec3d(nodePath.back()->getBound().center())*localToWorld;
172    else
173        nodeCenter = osg::Vec3d(0.0f,0.0f,0.0f)*localToWorld;
174
175
176    switch(_trackerMode)
177    {
178        case(NODE_CENTER_AND_AZIM):
179        {
180            CoordinateFrame coordinateFrame = getCoordinateFrame(nodeCenter);
181            osg::Matrixd localToFrame(localToWorld*osg::Matrixd::inverse(coordinateFrame));
182
183            double azim = atan2(-localToFrame(0,1),localToFrame(0,0));
184            osg::Quat nodeRotationRelToFrame, rotationOfFrame;
185            nodeRotationRelToFrame.makeRotate(-azim,0.0,0.0,1.0);
186            rotationOfFrame = coordinateFrame.getRotate();
187            nodeRotation = nodeRotationRelToFrame*rotationOfFrame;
188            break;
189        }
190        case(NODE_CENTER_AND_ROTATION):
191        {
192            // scale the matrix to get rid of any scales before we extract the rotation.
193            double sx = 1.0/sqrt(localToWorld(0,0)*localToWorld(0,0) + localToWorld(1,0)*localToWorld(1,0) + localToWorld(2,0)*localToWorld(2,0));
194            double sy = 1.0/sqrt(localToWorld(0,1)*localToWorld(0,1) + localToWorld(1,1)*localToWorld(1,1) + localToWorld(2,1)*localToWorld(2,1));
195            double sz = 1.0/sqrt(localToWorld(0,2)*localToWorld(0,2) + localToWorld(1,2)*localToWorld(1,2) + localToWorld(2,2)*localToWorld(2,2));
196            localToWorld = localToWorld*osg::Matrixd::scale(sx,sy,sz);
197
198            nodeRotation = localToWorld.getRotate();
199            break;
200        }
201        case(NODE_CENTER):
202        default:
203        {
204            CoordinateFrame coordinateFrame = getCoordinateFrame(nodeCenter);
205            nodeRotation = coordinateFrame.getRotate();
206            break;
207        }
208    }
209
210}
211
212
213osg::Matrixd NodeTrackerManipulator::getMatrix() const
214{
215    osg::Vec3d nodeCenter;
216    osg::Quat nodeRotation;
217    computeNodeCenterAndRotation(nodeCenter,nodeRotation);
218    return osg::Matrixd::translate(0.0,0.0,_distance)*osg::Matrixd::rotate(_rotation)*osg::Matrixd::rotate(nodeRotation)*osg::Matrix::translate(nodeCenter);
219}
220
221osg::Matrixd NodeTrackerManipulator::getInverseMatrix() const
222{
223    osg::Vec3d nodeCenter;
224    osg::Quat nodeRotation;
225    computeNodeCenterAndRotation(nodeCenter,nodeRotation);
226    return osg::Matrixd::translate(-nodeCenter)*osg::Matrixd::rotate(nodeRotation.inverse())*osg::Matrixd::rotate(_rotation.inverse())*osg::Matrixd::translate(0.0,0.0,-_distance);
227}
228
229void NodeTrackerManipulator::computePosition(const osg::Vec3d& eye,const osg::Vec3d& center,const osg::Vec3d& up)
230{
231    if (!_node) return;
232
233    // compute rotation matrix
234    osg::Vec3d lv(center-eye);
235    _distance = lv.length();
236
237    osg::Matrixd lookat;
238    lookat.makeLookAt(eye,center,up);
239
240    _rotation = lookat.getRotate().inverse();
241}
242
243
244// doc in parent
245bool NodeTrackerManipulator::performMovementLeftMouseButton( const double eventTimeDelta, const double dx, const double dy )
246{
247    osg::Vec3d nodeCenter;
248    osg::Quat nodeRotation;
249    computeNodeCenterAndRotation(nodeCenter, nodeRotation);
250
251    // rotate camera
252    if( getVerticalAxisFixed() ) {
253
254         osg::Matrix rotation_matrix;
255         rotation_matrix.makeRotate(_rotation);
256
257         osg::Vec3d sideVector = getSideVector(rotation_matrix);
258         osg::Vec3d localUp(0.0f,0.0f,1.0f);
259
260         osg::Vec3d forwardVector = localUp^sideVector;
261         sideVector = forwardVector^localUp;
262
263         forwardVector.normalize();
264         sideVector.normalize();
265
266         osg::Quat rotate_elevation;
267         rotate_elevation.makeRotate(dy,sideVector);
268
269         osg::Quat rotate_azim;
270         rotate_azim.makeRotate(-dx,localUp);
271
272         _rotation = _rotation * rotate_elevation * rotate_azim;
273
274    } else
275        rotateTrackball( _ga_t0->getXnormalized(), _ga_t0->getYnormalized(),
276                         _ga_t1->getXnormalized(), _ga_t1->getYnormalized(),
277                         _thrown ? float( _delta_frame_time / eventTimeDelta ) : 1.f );
278
279    return true;
280}
281
282
283// doc in parent
284bool NodeTrackerManipulator::performMovementMiddleMouseButton( const double eventTimeDelta, const double dx, const double dy )
285{
286    osg::Vec3d nodeCenter;
287    osg::Quat nodeRotation;
288    computeNodeCenterAndRotation(nodeCenter, nodeRotation);
289
290    return true;
291}
292
293
294// doc in parent
295bool NodeTrackerManipulator::performMovementRightMouseButton( const double eventTimeDelta, const double dx, const double dy )
296{
297    osg::Vec3d nodeCenter;
298    osg::Quat nodeRotation;
299    computeNodeCenterAndRotation(nodeCenter, nodeRotation);
300
301    return inherited::performMovementRightMouseButton(eventTimeDelta, dx, dy);
302}
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