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Removed osgdemeter example from distribution because it no longer compiles,

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and Demeter itself nolonger compiles, osgdemeter has now been moved to the community
section of openscenegraph.org.
This commit is contained in:
Robert Osfield 2005-12-06 12:07:34 +00:00
parent e311cf83d8
commit a865ea7773
5 changed files with 0 additions and 245 deletions
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2
Make/dependencies
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@ -47,6 +47,4 @@ INVENTOR_INSTALLED ?= no
PERFORMER_INSTALLED ?= no
DEMETER_INSTALLED ?= no
GLUT_INSTALLED ?= no

4
Make/makedirdefs
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@ -272,10 +272,6 @@ ifeq ($(PRODUCER_INSTALLED),yes)
EXAMPLE_DIRS += osgsimulation
endif
ifeq ($(DEMETER_INSTALLED),yes)
EXAMPLE_DIRS += osgdemeter
endif
endif
ifeq ($(GLUT_INSTALLED),yes)

18
examples/osgdemeter/GNUmakefile
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@ -1,18 +0,0 @@
TOPDIR = ../..
include $(TOPDIR)/Make/makedefs
CXXFILES =\
osgdemeter.cpp\
LIBS += -lDemeterOSG -lDemeter -losgProducer -lProducer -losgText -losgGA -losgDB -losgUtil -losg $(GL_LIBS) $(X_LIBS) $(OTHER_LIBS)
INSTFILES = \
$(CXXFILES)\
GNUmakefile.inst=GNUmakefile
EXEC = osgdemeter
INC += $(X_INC)
include $(TOPDIR)/Make/makerules

14
examples/osgdemeter/GNUmakefile.inst
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@ -1,14 +0,0 @@
TOPDIR = ../..
include $(TOPDIR)/Make/makedefs
CXXFILES =\
osgviewer.cpp\
LIBS += -losgProducer -lProducer -losgDB -losgText -losgUtil -losg $(GL_LIBS) $(X_LIBS) $(OTHER_LIBS)
EXEC = osgviewer
INC += $(PRODUCER_INCLUDE_DIR) $(X_INC)
LDFLAGS += $(PRODUCER_LIB_DIR)
include $(TOPDIR)/Make/makerules

207
examples/osgdemeter/osgdemeter.cpp
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@ -1,207 +0,0 @@
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2003 Robert Osfield
*
* This application is open source and may be redistributed and/or modified
* freely and without restriction, both in commericial and non commericial applications,
* as long as this copyright notice is maintained.
*
* This application is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/
#include <osgDB/ReadFile>
#include <osgDB/Registry>
#include <osgUtil/Optimizer>
#include <osgProducer/Viewer>
#include <Demeter/Terrain.h>
#include <Demeter/Loader.h>
#include <Demeter/DemeterDrawable.h>
Demeter::Terrain* loadTerrain()
{
#ifdef _WIN32
char fileSeparator = '\\';
#else
char fileSeparator = '/';
#endif
char szMediaPath[17];
sprintf(szMediaPath,"..%cdata%cLlano",fileSeparator,fileSeparator);
Demeter::Settings::GetInstance()->SetMediaPath(szMediaPath);
Demeter::Settings::GetInstance()->SetTessellateMethod(Demeter::Settings::TM_2D_ROLLONLY);
// Load a terrain that was generated in the Demeter Texture Editor
Demeter::Terrain* pTerrain = new Demeter::Terrain(500000,0.0f,0.0f);
try
{
#ifdef _DEBUG
Demeter::Loader::GetInstance()->LoadElevations("DemeterElevationLoaderDebug","Llano.terrain",pTerrain);
Demeter::Loader::GetInstance()->LoadTerrainTexture("DemeterTextureLoaderDebug","Llano.terrain",pTerrain);
#else
Demeter::Loader::GetInstance()->LoadElevations("DemeterElevationLoader","Llano.terrain",pTerrain);
Demeter::Loader::GetInstance()->LoadTerrainTexture("DemeterTextureLoader","Llano.terrain",pTerrain);
#endif
}
catch(Demeter::DemeterException* pEx)
{
std::cerr<<pEx->GetErrorMessage()<<std::endl;
return 0;
}
return pTerrain;
}
osg::Node* createSceneWithTerrain(Demeter::Terrain* pTerrain)
{
Demeter::DemeterDrawable* pDrawable = new Demeter::DemeterDrawable;
pDrawable->SetTerrain(pTerrain);
osg::Geode* pGeode = new osg::Geode;
pGeode->addDrawable(pDrawable);
float detailThreshold = 9.0f;
pTerrain->SetDetailThreshold(detailThreshold);
return pGeode;
}
class KeyboardEventHandler : public osgGA::GUIEventHandler
{
public:
KeyboardEventHandler(Demeter::Terrain* pTerrain):
_pTerrain(pTerrain) {}
virtual bool handle(const osgGA::GUIEventAdapter& ea,osgGA::GUIActionAdapter&)
{
switch(ea.getEventType())
{
case(osgGA::GUIEventAdapter::KEYDOWN):
{
if (ea.getKey()=='n')
{
_pTerrain->SetDetailThreshold(_pTerrain->GetDetailThreshold()+0.1f);
std::cout << "_pTerrain->GetDetailThreshold() = "<<_pTerrain->GetDetailThreshold() << std::endl;
return true;
}
else if (ea.getKey()=='n')
{
_pTerrain->SetDetailThreshold(_pTerrain->GetDetailThreshold()-0.1f);
std::cout << "_pTerrain->GetDetailThreshold() = "<<_pTerrain->GetDetailThreshold() << std::endl;
return true;
}
break;
}
default:
break;
}
return false;
}
virtual void accept(osgGA::GUIEventHandlerVisitor& v)
{
v.visit(*this);
}
Demeter::Terrain* _pTerrain;
};
int main( int argc, char **argv )
{
// use an ArgumentParser object to manage the program arguments.
osg::ArgumentParser arguments(&argc,argv);
// set up the usage document, in case we need to print out how to use this program.
arguments.getApplicationUsage()->setApplicationName(arguments.getApplicationName());
arguments.getApplicationUsage()->setDescription(arguments.getApplicationName()+" example integrates the Demeter terrain engine with the OSG.");
arguments.getApplicationUsage()->setCommandLineUsage(arguments.getApplicationName()+" [options] filename ...");
arguments.getApplicationUsage()->addCommandLineOption("-h or --help","Display this information");
// construct the viewer.
osgProducer::Viewer viewer(arguments);
// set up the value with sensible default event handlers.
viewer.setUpViewer(osgProducer::Viewer::STANDARD_SETTINGS);
// get details on keyboard and mouse bindings used by the viewer.
viewer.getUsage(*arguments.getApplicationUsage());
// if user request help write it out to cout.
if (arguments.read("-h") || arguments.read("--help"))
{
arguments.getApplicationUsage()->write(std::cout);
return 1;
}
// any option left unread are converted into errors to write out later.
arguments.reportRemainingOptionsAsUnrecognized();
// report any errors if they have occured when parsing the program aguments.
if (arguments.errors())
{
arguments.writeErrorMessages(std::cout);
return 1;
}
//
// if (arguments.argc()<=1)
// {
// arguments.getApplicationUsage()->write(std::cout,osg::ApplicationUsage::COMMAND_LINE_OPTION);
// return 1;
// }
osg::Timer timer;
osg::Timer_t start_tick = timer.tick();
Demeter::Terrain* pTerrain = loadTerrain();
// read the scene from the list of file specified commandline args.
osg::ref_ptr<osg::Node> loadedModel = createSceneWithTerrain(pTerrain);
// if no model has been successfully loaded report failure.
if (!loadedModel)
{
std::cout << arguments.getApplicationName() <<": No data loaded" << std::endl;
return 1;
}
osg::Timer_t end_tick = timer.tick();
std::cout << "Time to load = "<<timer.delta_s(start_tick,end_tick)<<std::endl;
// set the scene to render
viewer.setSceneData(loadedModel.get());
viewer.getEventHandlerList().push_front(new KeyboardEventHandler(pTerrain));
// create the windows and run the threads.
viewer.realize();
while( !viewer.done() )
{
// wait for all cull and draw threads to complete.
viewer.sync();
// update the scene by traversing it with the the update visitor which will
// call all node update callbacks and animations.
viewer.update();
// fire off the cull and draw traversals of the scene.
viewer.frame();
}
// wait for all cull and draw threads to complete before exit.
viewer.sync();
return 0;
}