int init(int argc, char **argv)
{
OSG::osgInit(argc,argv);
// GLUT init
glutInit(&argc, argv);
glutInitDisplayMode( GLUT_RGBA | GLUT_DEPTH | GLUT_DOUBLE);
int winid = glutCreateWindow("OpenSG");
glutKeyboardFunc(key);
glutVisibilityFunc(vis);
glutReshapeFunc(reshape);
glutDisplayFunc(display);
glutMouseFunc(mouse);
glutMotionFunc(motion);
glutIdleFunc(display);
// OSG
OSG::SceneFileHandler::the()->print();
// create the graph
// beacon for camera and light
OSG::NodeUnrecPtr b1n = OSG::Node::create();
OSG::GroupUnrecPtr b1 = OSG::Group::create();
b1n->setCore(b1);
// transformation
OSG::NodeUnrecPtr t1n = OSG::Node::create();
OSG::TransformUnrecPtr t1 = OSG::Transform::create();
t1n->setCore (t1 );
t1n->addChild(b1n);
cam_trans = t1;
// light
OSG::NodeUnrecPtr dlight = OSG::Node::create();
OSG::DirectionalLightUnrecPtr dl = OSG::DirectionalLight::create();
dlight->setCore(dl);
dl->setAmbient (0.0, 0.0, 0.0, 1.0);
dl->setDiffuse (0.8, 0.8, 0.8, 1.0);
dl->setDirection(0.0, 0.0, 1.0 );
dl->setBeacon (b1n );
// root
OSG::NodeUnrecPtr root = OSG::Node::create();
OSG::GroupUnrecPtr gr1 = OSG::Group::create();
root->setCore (gr1 );
root->addChild(t1n );
root->addChild(dlight);
// Load the file
OSG::NodeUnrecPtr file = NULL;
if(argc > 1)
{
file = OSG::SceneFileHandler::the()->read(argv[1], NULL);
}
if(file == NULL)
{
std::cerr << "Couldn't load file, ignoring" << std::endl;
//file = OSG::makeSphere(4, 2.0);
file = OSG::Node::create();
OSG::AlgorithmStageUnrecPtr pStage = OSG::AlgorithmStage::create();
file->setCore(pStage);
pAlgo = OSG::GPUVolRTV2::create();
pStage->setAlgorithm(pAlgo);
// fix/freeze the node volume
file->editVolume().setStatic(true);
file->editVolume().setBounds( 0.f, 0.f, 0.f,
1.f, 1.f, 1.f);
}
OSG::commitChanges();
file->updateVolume();
OSG::Vec3f min,max;
file->getVolume().getBounds( min, max );
std::cout << "Volume: from " << min << " to " << max << std::endl;
OSG::MultiCoreUnrecPtr pMCore = OSG::MultiCore::create();
pCOver = OSG::ChunkOverrideGroup::create();
OSG::TransformRecPtr scene_trans = OSG::Transform::create();
pMCore->addCore(scene_trans);
pMCore->addCore(pCOver );
pPoly = OSG::PolygonChunk::create();
OSG::NodeUnrecPtr sceneTrN = OSG::Node::create();
sceneTrN->setCore (pMCore);
sceneTrN->addChild(file );
dlight->addChild(sceneTrN);
// Camera
OSG::PerspectiveCameraRecPtr cam = OSG::PerspectiveCamera::create();
cam->setBeacon(b1n );
cam->setFov (OSG::osgDegree2Rad(60));
cam->setNear (0.1 );
cam->setFar (400 );
// Background
OSG::SolidBackgroundUnrecPtr bkgnd = OSG::SolidBackground::create();
bkgnd->setColor(OSG::Color3f(0,0,0));
// Viewport
OSG::ViewportRecPtr vp = OSG::Viewport::create();
vp->setCamera (cam );
vp->setBackground(bkgnd );
vp->setRoot (root );
vp->setSize (0, 0, 1, 1);
// Window
std::cout << "GLUT winid: " << winid << std::endl;
GLint glvp[4];
glGetIntegerv(GL_VIEWPORT, glvp);
OSG::GLUTWindowUnrecPtr gwin = OSG::GLUTWindow::create();
gwin->setGlutId(winid);
gwin->setSize( glvp[2], glvp[3] );
win = gwin;
win->addPort(vp);
win->init();
// Action
rentravact = OSG::RenderAction::create();
// renact->setFrustumCulling(false);
// tball
OSG::Vec3f pos;
pos.setValues(min[0] + ((max[0] - min[0]) * 0.5),
min[1] + ((max[1] - min[1]) * 0.5),
max[2] + ( max[2] - min[2] ) * 1.5 );
float scale = (max[2] - min[2] + max[1] - min[1] + max[0] - min[0]) / 6;
OSG::Pnt3f tCenter(min[0] + (max[0] - min[0]) / 2,
min[1] + (max[1] - min[1]) / 2,
min[2] + (max[2] - min[2]) / 2);
fprintf(stderr, "Startpos : %f %f %f\n", pos[0], pos[1], pos[2]);
tball.setMode (OSG::Trackball::OSGObject);
tball.setStartPosition (pos, true );
tball.setSum (true );
tball.setTranslationMode (OSG::Trackball::OSGFree );
tball.setTranslationScale(scale );
tball.setRotationCenter (tCenter );
// run...
return 0;
}
void init(std::vector<std::string> &filenames)
{
size_t i;
OSG::DirectionalLightUnrecPtr dl;
OSG::Real32 x,y,z;
OSG::BoxVolume volume;
OSG::Vec3f min,max;
OSG::Vec3f size;
glEnable( GL_DEPTH_TEST );
glEnable( GL_LIGHTING );
glEnable( GL_LIGHT0 );
// GLint twoSide = 1;
// glLightModeliv(GL_LIGHT_MODEL_TWO_SIDE,&twoSide);
glPixelStorei( GL_UNPACK_ALIGNMENT, 1 );
// create the graph
// beacon for camera and light
OSG::NodeUnrecPtr b1n = OSG::Node::create();
OSG::GroupUnrecPtr b1 = OSG::Group::create();
b1n->setCore( b1 );
// transformation
OSG::NodeUnrecPtr t1n = OSG::Node::create();
OSG::TransformUnrecPtr t1 = OSG::Transform::create();
t1n->setCore( t1 );
t1n->addChild( b1n );
cam_trans = t1;
// light
OSG::NodeUnrecPtr dlight = OSG::Node::create();
dl = OSG::DirectionalLight::create();
dlight->setCore( dl );
dl->setAmbient( .3f, .3f, .3f, 1 );
dl->setDiffuse( 1, 1, 1, 1 );
dl->setDirection(0,0,1);
dl->setBeacon( b1n);
// root
root = OSG::Node::create();
OSG::GroupUnrecPtr gr1 = OSG::Group::create();
root->setCore( gr1 );
root->addChild( t1n );
root->addChild( dlight );
// Load the file
OSG::NodeUnrecPtr scene = OSG::Node::create();
scene->setCore(OSG::Group::create());
OSG::NodeUnrecPtr file;
for(i=0;i<filenames.size();i++)
{
file = OSG::SceneFileHandler::the()->read(filenames[i].c_str(),0);
if(file != NULL)
scene->addChild(file);
else
std::cerr << "Couldn't load file, ignoring " << filenames[i] << std::endl;
}
if ( filenames.size()==0 )
{
file = OSG::makeTorus( .5, 2, 16, 16 );
scene->addChild(file);
// scene->addChild(makeBox(.6,.6,.6,5,5,5));
}
prepareSceneGraph(scene);
OSG::Thread::getCurrentChangeList()->commitChanges();
scene->invalidateVolume();
scene->updateVolume();
volume=scene->getVolume();
volume.getBounds(min,max);
size = max-min;
if(ca>0)
{
if(cb==-1)
cb=ca;
if(cc==-1)
cc=cb;
OSG::NodeUnrecPtr node;
OSG::NodeUnrecPtr geoNode;
OSG::TransformUnrecPtr trans;
for(x=-ca/2.0 ; x<ca/2.0 ; x++)
for(y=-cb/2.0 ; y<cb/2.0 ; y++)
for(z=-cc/2.0 ; z<cc/2.0 ; z++)
{
trans=OSG::Transform::create();
node=OSG::Node::create();
node->setCore(trans);
trans->editMatrix().setTranslate(
x*size[0]*1.1,
y*size[1]*1.1,
z*size[2]*1.1);
geoNode = OSG::cloneTree(scene);
geoNode->editSFVolume()->getValue() = scene->getSFVolume()->getValue();
geoNode->editVolume(false).setValid(true);
node->addChild( geoNode );
dlight->addChild(node);
}
}
else
{
dlight->addChild(scene);
}
if(ca>0)
{
sum_geometries*=OSG::UInt32(ca*cb*cc);
sum_triangles *=OSG::UInt32(ca*cb*cc);
sum_positions *=OSG::UInt32(ca*cb*cc);
}
OSG::Thread::getCurrentChangeList()->commitChanges();
// dlight->invalidateVolume();
printf("update Volume\n");
dlight->updateVolume();
printf("update Volume OK\n");
// should check first. ok for now.
const OSG::BoxVolume &vol = dlight->getVolume();
OSG::Pnt3f center;
vol.getBounds(min, max);
vol.getCenter(center);
size = max - min;
std::cout << "Volume: from " << min << " to " << max << std::endl;
std::cout << "Center: " << center << std::endl;
// Camera
OSG::PerspectiveCameraUnrecPtr cam = OSG::PerspectiveCamera::create();
cam->setBeacon( b1n );
cam->setFov( OSG::osgDegree2Rad( 60 ) );
cam->setNear( 10 );
cam->setFar( 50000 );
// Solid Background
bkgnd = OSG::SolidBackground::create();
bkgnd->setColor( OSG::Color3f(0,0,0) );
// bkgnd->setColor( OSG::Color3f(.1,.1,.6) );
// bkgnd->setColor( OSG::Color3f(1,1,1) );
// Viewport
OSG::ViewportUnrecPtr vp1;
OSG::ViewportUnrecPtr vp2;
if(stereoMode == 0)
{
vp1 = OSG::Viewport::create();
vp1->setCamera ( cam );
vp1->setBackground( bkgnd );
vp1->setRoot ( root );
vp1->setSize ( 0,0, 1,1 );
if(multiport)
{
vp2 = OSG::Viewport::create();
vp2->setCamera ( cam );
vp2->setBackground( bkgnd );
vp2->setRoot ( root );
vp2->setSize ( .1f, .55f, .7f,.95f );
}
}
else if(stereoMode == 1)
{
OSG::ShearedStereoCameraDecoratorUnrecPtr deco;
// left
deco=OSG::ShearedStereoCameraDecorator::create();
deco->setLeftEye(true);
deco->setEyeSeparation(eyedistance);
deco->setDecoratee(cam);
deco->setZeroParallaxDistance(zeroparallax);
vp1 = OSG::Viewport::create();
vp1->setCamera ( deco );
vp1->setBackground( bkgnd );
vp1->setRoot ( root );
vp1->setSize ( 0,0, .5,1 );
// right
deco=OSG::ShearedStereoCameraDecorator::create();
deco->setLeftEye(false);
deco->setEyeSeparation(eyedistance);
deco->setDecoratee(cam);
deco->setZeroParallaxDistance(zeroparallax);
vp2 = OSG::Viewport::create();
vp2->setCamera ( deco );
vp2->setBackground( bkgnd );
vp2->setRoot ( root );
vp2->setSize ( .5,0,1,1 );
}
else if(stereoMode == 2)
{
OSG::ShearedStereoCameraDecoratorUnrecPtr deco;
// left
deco=OSG::ShearedStereoCameraDecorator::create();
deco->setLeftEye(true);
deco->setEyeSeparation(eyedistance);
deco->setDecoratee(cam);
deco->setZeroParallaxDistance(zeroparallax);
OSG::ColorBufferViewportUnrecPtr cvp1 =
OSG::ColorBufferViewport::create();
cvp1->setCamera ( deco );
cvp1->setBackground( bkgnd );
cvp1->setRoot ( root );
cvp1->setSize ( 0,0, 1,1 );
cvp1->setRed(GL_FALSE);
cvp1->setGreen(GL_TRUE);
cvp1->setBlue(GL_TRUE);
cvp1->setAlpha(GL_TRUE);
vp1 = cvp1;
// right
deco=OSG::ShearedStereoCameraDecorator::create();
deco->setLeftEye(false);
deco->setEyeSeparation(eyedistance);
deco->setDecoratee(cam);
deco->setZeroParallaxDistance(zeroparallax);
OSG::ColorBufferViewportUnrecPtr cvp2 =
OSG::ColorBufferViewport::create();
cvp2->setCamera ( deco );
cvp2->setBackground( bkgnd );
cvp2->setRoot ( root );
cvp2->setSize ( 0,0,1,1 );
cvp2->setRed(GL_TRUE);
cvp2->setGreen(GL_FALSE);
cvp2->setBlue(GL_FALSE);
cvp2->setAlpha(GL_FALSE);
vp2 = cvp2;
}
GLint glvp[4];
glGetIntegerv( GL_VIEWPORT, glvp );
if(serverx>0 && servery>0)
clusterWindow->setSize( serverx, servery );
else
clusterWindow->setSize( glvp[2], glvp[3] );
clusterWindow->addPort( vp1 );
if(multiport || stereoMode > 0)
clusterWindow->addPort( vp2 );
if(serviceInterfaceValid == true)
{
clusterWindow->setServiceInterface(serviceInterface);
fprintf(stderr, "tcclient use if %s\n", serviceInterface.c_str());
}
if(serviceAddressValid == true)
{
clusterWindow->setServiceAddress(serviceAddress);
fprintf(stderr, "tcclient use ba %s\n", serviceAddress.c_str());
}
// tball
OSG::Vec3f pos(min[0] + ((max[0] - min[0]) * 0.5),
min[1] + ((max[1] - min[1]) * 0.5),
max[2] + ( max[2] - min[2] ) * 1.5 );
float scale = (max[2] - min[2] + max[1] - min[1] + max[0] - min[0]) / 6;
tball.setMode( OSG::Trackball::OSGObject );
tball.setStartPosition( pos, true );
tball.setSum( true );
tball.setTranslationMode( OSG::Trackball::OSGFree );
tball.setTranslationScale(scale);
tball.setRotationCenter(center);
tball.setTranslationGen(OSG::Trackball::OSGAbsoluteTranslation);
// run...
std::cout << size.length() << std::endl;
cam->setFar (size.length() * 100.0);
cam->setNear(size.length() * 100.0 / 100000.0);
}
