int main(int argc, char **argv)
{
// OSG init
osgInit(argc,argv);
// Set up Window
TutorialWindow = createNativeWindow();
TutorialWindow->initWindow();
TutorialWindow->setDisplayCallback(display);
TutorialWindow->setReshapeCallback(reshape);
//Add Key Listener
TutorialKeyListener TheKeyListener;
TutorialWindow->addKeyListener(&TheKeyListener);
//Add Mouse Listeners
TutorialMouseListener TheTutorialMouseListener;
TutorialMouseMotionListener TheTutorialMouseMotionListener;
TutorialWindow->addMouseListener(&TheTutorialMouseListener);
TutorialWindow->addMouseMotionListener(&TheTutorialMouseMotionListener);
// Create the SimpleSceneManager helper
mgr = new SimpleSceneManager;
// Tell the Manager what to manage
mgr->setWindow(TutorialWindow);
//Particle System Material
PointChunkRefPtr PSPointChunk = PointChunk::create();
PSPointChunk->setSize(6.0f);
PSPointChunk->setSmooth(true);
BlendChunkRefPtr PSBlendChunk = BlendChunk::create();
PSBlendChunk->setSrcFactor(GL_SRC_ALPHA);
PSBlendChunk->setDestFactor(GL_ONE_MINUS_SRC_ALPHA);
MaterialChunkRefPtr PSMaterialChunkChunk = MaterialChunk::create();
PSMaterialChunkChunk->setAmbient(Color4f(0.2f,0.6f,0.5f,0.3f));
PSMaterialChunkChunk->setDiffuse(Color4f(0.2f,0.9f,0.1f,0.3f));
PSMaterialChunkChunk->setSpecular(Color4f(0.5f,0.4f,0.2f,0.6f));
PSMaterialChunkChunk->setEmission(Color4f(0.2f,0.6f,0.5f,0.3f));
PSMaterialChunkChunk->setColorMaterial(GL_NONE);
//enable depth test
DepthChunkRefPtr PSDepthChunk = DepthChunk::create();
ChunkMaterialRefPtr PSMaterial = ChunkMaterial::create();
PSMaterial->addChunk(PSPointChunk);
PSMaterial->addChunk(PSMaterialChunkChunk);
PSMaterial->addChunk(PSBlendChunk);
PSMaterial->addChunk(PSDepthChunk);
//Particle System
ParticleSystemRefPtr ExampleParticleSystem = OSG::ParticleSystem::create();
ExampleParticleSystem->attachUpdateListener(TutorialWindow);
//Particle System Drawer
//Point
ExamplePointParticleSystemDrawer = OSG::PointParticleSystemDrawer::create();
//ExamplePointParticleSystemDrawer->setForcePerParticleSizing(true);
//Line
ExampleLineParticleSystemDrawer = OSG::LineParticleSystemDrawer::create();
ExampleLineParticleSystemDrawer->setLineDirectionSource(LineParticleSystemDrawer::DIRECTION_NORMAL);//DIRECTION_VELOCITY_CHANGE);
ExampleLineParticleSystemDrawer->setLineLengthSource(LineParticleSystemDrawer::LENGTH_SIZE_X);
ExampleLineParticleSystemDrawer->setEndPointFading(Vec2f(1.0,0.0));
//Quad
ExampleQuadParticleSystemDrawer = OSG::QuadParticleSystemDrawer::create();
ExampleQuadParticleSystemDrawer->setQuadSizeScaling(Vec2f(0.1,0.1));
ExampleQuadParticleSystemDrawer->setNormalAndUpSource(QuadParticleSystemDrawer::NORMAL_PARTICLE_NORMAL,QuadParticleSystemDrawer::UP_STATIC);
RateParticleGeneratorRefPtr ExampleGeneratorTheSequel = OSG::RateParticleGenerator::create();
//Attach the function objects to the Generator
ExampleGeneratorTheSequel->setPositionDistribution(createPositionDistribution());
ExampleGeneratorTheSequel->setLifespanDistribution(createLifespanDistribution());
ExampleGeneratorTheSequel->setGenerationRate(300.0);
ExampleGeneratorTheSequel->setVelocityDistribution(createVelocityDistribution());
//Attach the Generator to the Particle System
//ExampleParticleSystem->pushToGenerators(ExampleGenerator);
ExampleParticleSystem->setMaxParticles(500);
ExampleParticleSystem->pushToGenerators(ExampleGeneratorTheSequel);
//Particle System Node
ParticleNodeCore = OSG::ParticleSystemCore::create();
ParticleNodeCore->setSystem(ExampleParticleSystem);
ParticleNodeCore->setDrawer(ExamplePointParticleSystemDrawer);
ParticleNodeCore->setMaterial(PSMaterial);
NodeRefPtr ParticleNode = OSG::Node::create();
ParticleNode->setCore(ParticleNodeCore);
// Make Main Scene Node and add the Torus
NodeRefPtr scene = OSG::Node::create();
scene->setCore(OSG::Group::create());
scene->addChild(ParticleNode);
mgr->setRoot(scene);
// Show the whole Scene
mgr->showAll();
mgr->getCamera()->setFar(500.0);
//Open Window
Vec2f WinSize(TutorialWindow->getDesktopSize() * 0.85f);
Pnt2f WinPos((TutorialWindow->getDesktopSize() - WinSize) *0.5);
TutorialWindow->openWindow(WinPos,
WinSize,
"14ParticleSorting");
//Enter main Loop
TutorialWindow->mainLoop();
osgExit();
return 0;
}
int main(int argc, char **argv)
{
// OSG init
osgInit(argc,argv);
// Set up Window
TutorialWindow = createNativeWindow();
TutorialWindow->initWindow();
TutorialWindow->setDisplayCallback(display);
TutorialWindow->setReshapeCallback(reshape);
TutorialKeyListener TheKeyListener;
TutorialWindow->addKeyListener(&TheKeyListener);
TutorialMouseListener TheTutorialMouseListener;
TutorialMouseMotionListener TheTutorialMouseMotionListener;
TutorialWindow->addMouseListener(&TheTutorialMouseListener);
TutorialWindow->addMouseMotionListener(&TheTutorialMouseMotionListener);
// Create the SimpleSceneManager helper
mgr = new SimpleSceneManager;
// Tell the Manager what to manage
mgr->setWindow(TutorialWindow);
//Particle System Material
PointChunkRefPtr PSPointChunk = PointChunk::create();
PSPointChunk->setSize(5.0f);
PSPointChunk->setSmooth(true);
BlendChunkRefPtr PSBlendChunk = BlendChunk::create();
PSBlendChunk->setSrcFactor(GL_SRC_ALPHA);
PSBlendChunk->setDestFactor(GL_ONE_MINUS_SRC_ALPHA);
MaterialChunkRefPtr PSMaterialChunkChunk = MaterialChunk::create();
PSMaterialChunkChunk->setAmbient(Color4f(1.0f,1.0f,1.0f,1.0f));
PSMaterialChunkChunk->setDiffuse(Color4f(0.7f,0.7f,0.7f,1.0f));
PSMaterialChunkChunk->setSpecular(Color4f(0.9f,0.9f,0.9f,1.0f));
PSMaterialChunkChunk->setColorMaterial(GL_AMBIENT_AND_DIFFUSE);
ChunkMaterialRefPtr PSMaterial = ChunkMaterial::create();
PSMaterial->addChunk(PSPointChunk);
PSMaterial->addChunk(PSMaterialChunkChunk);
PSMaterial->addChunk(PSBlendChunk);
//Particle System
ParticleSystemRefPtr ExampleParticleSystem = OSG::ParticleSystem::create();
ExampleParticleSystem->addParticle(Pnt3f(0,0,0),
Vec3f(0.0,0.0f,1.0f),
Color4f(1.0,1.0,1.0,1.0),
Vec3f(1.0,1.0,1.0),
0.1,
Vec3f(0.0f,0.0f,0.0f), //Velocity
Vec3f(0.0f,0.0f,0.0f)
);
ExampleParticleSystem->addParticle(Pnt3f(50,0,0),
Vec3f(0.0,0.0f,1.0f),
Color4f(1.0,1.0,1.0,1.0),
Vec3f(1.0,1.0,1.0),
0.1,
Vec3f(0.0f,0.0f,0.0f), //Velocity
Vec3f(0.0f,0.0f,0.0f)
);
ExampleParticleSystem->attachUpdateListener(TutorialWindow);
//Particle System Drawer (Point)
ExamplePointParticleSystemDrawer = OSG::PointParticleSystemDrawer::create();
//Particle System Drawer (line)
ExampleLineParticleSystemDrawer = OSG::LineParticleSystemDrawer::create();
ExampleLineParticleSystemDrawer->setLineDirectionSource(LineParticleSystemDrawer::DIRECTION_VELOCITY);
ExampleLineParticleSystemDrawer->setLineLengthSource(LineParticleSystemDrawer::LENGTH_SIZE_X);
ExampleLineParticleSystemDrawer->setLineLength(0.5f);
ExampleLineParticleSystemDrawer->setEndPointFading(Vec2f(1.0f,0.0f));
//Create a Rate Particle Generator
RateParticleGeneratorRefPtr ExampleGenerator = OSG::RateParticleGenerator::create();
//Attach the function objects to the Generator
ExampleGenerator->setPositionDistribution(createPositionDistribution());
ExampleGenerator->setLifespanDistribution(createLifespanDistribution());
ExampleGenerator->setVelocityDistribution(createVelocityDistribution());
ExampleGenerator->setGenerationRate(2.0);
ExampleConserveVelocityAffector = OSG::ConserveVelocityParticleAffector::create();
ExampleConserveVelocityAffector->setConserve(0.0); // all velocity conserved initially. Use keys 3 and 4 to change this value while running.
//Attach the Generator and Affector to the Particle System
ExampleParticleSystem->pushToGenerators(ExampleGenerator);
ExampleParticleSystem->pushToAffectors(ExampleConserveVelocityAffector);
ExampleParticleSystem->setMaxParticles(500);
//Particle System Node
ParticleNodeCore = OSG::ParticleSystemCore::create();
ParticleNodeCore->setSystem(ExampleParticleSystem);
ParticleNodeCore->setDrawer(ExamplePointParticleSystemDrawer);
ParticleNodeCore->setMaterial(PSMaterial);
NodeRefPtr ParticleNode = OSG::Node::create();
ParticleNode->setCore(ParticleNodeCore);
// Make Main Scene Node and add the Torus
NodeRefPtr scene = OSG::Node::create();
scene->setCore(OSG::Group::create());
scene->addChild(ParticleNode);
mgr->setRoot(scene);
// Show the whole Scene
mgr->showAll();
mgr->getCamera()->setFar(1000.0);
std::cout << "Conserve Velocity Particle Affector Tutorial Controls:\n"
<< "1: Use point drawer\n"
<< "2: Use line drawer\n"
<< "3: Decrease velocity conserved.\n"
<< "4: Increase velocity conserved.\n"
<< "Ctrl + Q: Exit Tutorial";
//Open Window
Vec2f WinSize(TutorialWindow->getDesktopSize() * 0.85f);
Pnt2f WinPos((TutorialWindow->getDesktopSize() - WinSize) *0.5);
TutorialWindow->openWindow(WinPos,
WinSize,
"28ConserveVelocityParticleAffector");
//Enter main Loop
TutorialWindow->mainLoop();
osgExit();
return 0;
}
int main(int argc, char **argv)
{
// OSG init
osgInit(argc,argv);
{
// Set up Window
WindowEventProducerRecPtr TutorialWindow = createNativeWindow();
TutorialWindow->initWindow();
// Create the SimpleSceneManager helper
SimpleSceneManager sceneManager;
TutorialWindow->setDisplayCallback(boost::bind(display, &sceneManager));
TutorialWindow->setReshapeCallback(boost::bind(reshape, _1, &sceneManager));
// Tell the Manager what to manage
sceneManager.setWindow(TutorialWindow);
//Attach to events
TutorialWindow->connectMousePressed(boost::bind(mousePressed, _1, &sceneManager));
TutorialWindow->connectMouseReleased(boost::bind(mouseReleased, _1, &sceneManager));
TutorialWindow->connectMouseMoved(boost::bind(mouseMoved, _1, &sceneManager));
TutorialWindow->connectMouseDragged(boost::bind(mouseDragged, _1, &sceneManager));
TutorialWindow->connectMouseWheelMoved(boost::bind(mouseWheelMoved, _1, &sceneManager));
//Particle System Material
PointChunkRefPtr PSPointChunk = PointChunk::create();
PSPointChunk->setSize(5.0f);
PSPointChunk->setSmooth(true);
BlendChunkRefPtr PSBlendChunk = BlendChunk::create();
PSBlendChunk->setSrcFactor(GL_SRC_ALPHA);
PSBlendChunk->setDestFactor(GL_ONE_MINUS_SRC_ALPHA);
MaterialChunkRefPtr PSMaterialChunkChunk = MaterialChunk::create();
PSMaterialChunkChunk->setAmbient(Color4f(1.0f,1.0f,1.0f,1.0f));
PSMaterialChunkChunk->setDiffuse(Color4f(0.7f,0.7f,0.7f,1.0f));
PSMaterialChunkChunk->setSpecular(Color4f(0.9f,0.9f,0.9f,1.0f));
PSMaterialChunkChunk->setColorMaterial(GL_NONE);
ChunkMaterialRefPtr PSMaterial = ChunkMaterial::create();
PSMaterial->addChunk(PSPointChunk);
PSMaterial->addChunk(PSMaterialChunkChunk);
PSMaterial->addChunk(PSBlendChunk);
//Particle System
ParticleSystemRefPtr ExampleParticleSystem = ParticleSystem::create();
ExampleParticleSystem->addParticle(Pnt3f(0,25,0),
Vec3f(0.0,0.0f,1.0f),
Color4f(1.0,1.0,1.0,1.0),
Vec3f(1.0,1.0,1.0),
0.1,
Vec3f(0.0f,0.0f,0.0f), //Velocity
Vec3f(0.0f,0.0f,0.0f)
);
ExampleParticleSystem->addParticle(Pnt3f(0,-25,0),
Vec3f(0.0,0.0f,1.0f),
Color4f(1.0,1.0,1.0,1.0),
Vec3f(1.0,1.0,1.0),
0.1,
Vec3f(0.0f,0.0f,0.0f), //Velocity
Vec3f(0.0f,0.0f,0.0f)
);
ExampleParticleSystem->attachUpdateProducer(TutorialWindow);
//Particle System Drawer (Point)
PointParticleSystemDrawerRecPtr ExamplePointParticleSystemDrawer = PointParticleSystemDrawer::create();
//Particle System Drawer (line)
LineParticleSystemDrawerRecPtr ExampleLineParticleSystemDrawer = LineParticleSystemDrawer::create();
ExampleLineParticleSystemDrawer->setLineDirectionSource(LineParticleSystemDrawer::DIRECTION_VELOCITY);
ExampleLineParticleSystemDrawer->setLineLengthSource(LineParticleSystemDrawer::LENGTH_SIZE_X);
ExampleLineParticleSystemDrawer->setLineLength(2.0f);
ExampleLineParticleSystemDrawer->setEndPointFading(Vec2f(0.0f,1.0f));
//Create a Rate Particle Generator
RateParticleGeneratorRefPtr ExampleGenerator = RateParticleGenerator::create();
//Attach the function objects to the Generator
ExampleGenerator->setPositionDistribution(createPositionDistribution());
ExampleGenerator->setLifespanDistribution(createLifespanDistribution());
ExampleGenerator->setGenerationRate(200);
UniformParticleAffectorRecPtr ExampleUniformAffector = UniformParticleAffector::create();
ExampleUniformAffector->setMagnitude(20.0); // force which the field exerts on particles (negative = towards the air field's beacon location)
NodeRefPtr UniformBeacon = Node::create();
ExampleUniformAffector->setBeacon(UniformBeacon); // set to 'emulate' from (0,0,0)
ExampleUniformAffector->setDirection(Vec3f(1.0,0.0,0.0)); // direction which field is exerted
ExampleUniformAffector->setMaxDistance(-1.0); // particles affected regardless of distance from
ExampleUniformAffector->setAttenuation(0.0); // strength of uniform field dimishes by dist^attenuation, in this case it is constant regardless of distance
ExampleUniformAffector->setParticleMass(10.0);
//Attach the Generator and Affector to the Particle System
ExampleParticleSystem->pushToGenerators(ExampleGenerator);
ExampleParticleSystem->pushToAffectors(ExampleUniformAffector);
ExampleParticleSystem->setMaxParticles(500);
//Particle System Node
ParticleSystemCoreRecPtr ParticleNodeCore = ParticleSystemCore::create();
ParticleNodeCore->setSystem(ExampleParticleSystem);
ParticleNodeCore->setDrawer(ExamplePointParticleSystemDrawer);
ParticleNodeCore->setMaterial(PSMaterial);
NodeRefPtr ParticleNode = Node::create();
ParticleNode->setCore(ParticleNodeCore);
// Make Main Scene Node and add the Torus
NodeRefPtr scene = Node::create();
scene->setCore(Group::create());
scene->addChild(ParticleNode);
TutorialWindow->connectKeyTyped(boost::bind(keyTyped, _1,
&sceneManager,
ParticleNodeCore.get(),
ExamplePointParticleSystemDrawer.get(),
ExampleLineParticleSystemDrawer.get(),
ExampleUniformAffector.get()));
sceneManager.setRoot(scene);
// Show the whole Scene
sceneManager.showAll();
sceneManager.getCamera()->setFar(1000.0);
std::cout << "Uniform Particle Affector Tutorial Controls:\n"
<< "1: Use point drawer\n"
<< "2: Use line drawer\n"
<< "W,A,S,D: Change direction of field\n"
<< "Ctrl + Q: Exit Tutorial";
//Open Window
Vec2f WinSize(TutorialWindow->getDesktopSize() * 0.85f);
Pnt2f WinPos((TutorialWindow->getDesktopSize() - WinSize) *0.5);
TutorialWindow->openWindow(WinPos,
WinSize,
"19UniformFieldParticleAffector");
//Enter main Loop
TutorialWindow->mainLoop();
}
osgExit();
return 0;
}
int main(int argc, char **argv)
{
// OSG init
osgInit(argc,argv);
{
// Set up Window
WindowEventProducerRecPtr TutorialWindow = createNativeWindow();
TutorialWindow->initWindow();
// Create the SimpleSceneManager helper
SimpleSceneManager sceneManager;
TutorialWindow->setDisplayCallback(boost::bind(display, &sceneManager));
TutorialWindow->setReshapeCallback(boost::bind(reshape, _1, &sceneManager));
// Tell the Manager what to manage
sceneManager.setWindow(TutorialWindow);
//Attach to events
TutorialWindow->connectMousePressed(boost::bind(mousePressed, _1, &sceneManager));
TutorialWindow->connectMouseReleased(boost::bind(mouseReleased, _1, &sceneManager));
TutorialWindow->connectMouseDragged(boost::bind(mouseDragged, _1, &sceneManager));
TutorialWindow->connectMouseWheelMoved(boost::bind(mouseWheelMoved, _1, &sceneManager));
//Particle System Material
PointChunkRefPtr PSPointChunk = PointChunk::create();
PSPointChunk->setSize(5.0f);
PSPointChunk->setSmooth(true);
BlendChunkRefPtr PSBlendChunk = BlendChunk::create();
PSBlendChunk->setSrcFactor(GL_SRC_ALPHA);
PSBlendChunk->setDestFactor(GL_ONE_MINUS_SRC_ALPHA);
MaterialChunkRefPtr PSMaterialChunkChunk = MaterialChunk::create();
PSMaterialChunkChunk->setAmbient(Color4f(1.0f,1.0f,1.0f,1.0f));
PSMaterialChunkChunk->setDiffuse(Color4f(0.7f,0.7f,0.7f,1.0f));
PSMaterialChunkChunk->setSpecular(Color4f(0.9f,0.9f,0.9f,1.0f));
PSMaterialChunkChunk->setColorMaterial(GL_AMBIENT_AND_DIFFUSE);
ChunkMaterialRefPtr PSMaterial = ChunkMaterial::create();
PSMaterial->addChunk(PSPointChunk);
PSMaterial->addChunk(PSMaterialChunkChunk);
PSMaterial->addChunk(PSBlendChunk);
//Particle System
ParticleSystemRefPtr ExampleParticleSystem = ParticleSystem::create();
ExampleParticleSystem->addParticle(Pnt3f(0,-100,0),
Vec3f(0.0,0.0f,1.0f),
Color4f(1.0,1.0,1.0,1.0),
Vec3f(1.0,1.0,1.0),
0.1,
Vec3f(0.0f,0.0f,0.0f), //Velocity
Vec3f(0.0f,0.0f,0.0f)
);
ExampleParticleSystem->addParticle(Pnt3f(0,100,0),
Vec3f(0.0,0.0f,1.0f),
Color4f(1.0,1.0,1.0,1.0),
Vec3f(1.0,1.0,1.0),
0.1,
Vec3f(0.0f,0.0f,0.0f), //Velocity
Vec3f(0.0f,0.0f,0.0f)
);
ExampleParticleSystem->attachUpdateProducer(TutorialWindow);
//Particle System Drawer (Point)
PointParticleSystemDrawerRecPtr ExamplePointParticleSystemDrawer = PointParticleSystemDrawer::create();
//Particle System Drawer (line)
LineParticleSystemDrawerRecPtr ExampleLineParticleSystemDrawer = LineParticleSystemDrawer::create();
ExampleLineParticleSystemDrawer->setLineDirectionSource(LineParticleSystemDrawer::DIRECTION_VELOCITY);
ExampleLineParticleSystemDrawer->setLineLengthSource(LineParticleSystemDrawer::LENGTH_SIZE_X);
ExampleLineParticleSystemDrawer->setLineLength(2.0f);
ExampleLineParticleSystemDrawer->setEndPointFading(Vec2f(0.0f,1.0f));
//Create a Rate Particle Generator
RateParticleGeneratorRefPtr ExampleGenerator = RateParticleGenerator::create();
//Attach the function objects to the Generator
ExampleGenerator->setPositionDistribution(createPositionDistribution());
ExampleGenerator->setLifespanDistribution(createLifespanDistribution());
ExampleGenerator->setGenerationRate(60.0);
ExampleGenerator->setVelocityDistribution(createVelocityDistribution());
VortexParticleAffectorRecPtr ExampleVortexAffector = VortexParticleAffector::create();
ExampleVortexAffector->setMagnitude(20.0);
ExampleVortexAffector->setVortexAxis(Vec3f(0.0,0.0,1.0)); // field rotates around z axis
NodeRefPtr VortexBeacon = Node::create();
ExampleVortexAffector->setBeacon(VortexBeacon); // set to 'emulate' from (0,0,0)
ExampleVortexAffector->setMaxDistance(-1.0); // particles affected regardless of distance
ExampleVortexAffector->setAttenuation(0.25); // strength of uniform field dimishes by dist^attenuation
//Attach the Generator and Affector to the Particle System
ExampleParticleSystem->pushToGenerators(ExampleGenerator);
ExampleParticleSystem->pushToAffectors(ExampleVortexAffector);
ExampleParticleSystem->setMaxParticles(800);
//Particle System Node
ParticleSystemCoreRecPtr ParticleNodeCore = ParticleSystemCore::create();
ParticleNodeCore->setSystem(ExampleParticleSystem);
ParticleNodeCore->setDrawer(ExamplePointParticleSystemDrawer);
ParticleNodeCore->setMaterial(PSMaterial);
NodeRefPtr ParticleNode = Node::create();
ParticleNode->setCore(ParticleNodeCore);
// Make Main Scene Node and add the Torus
NodeRefPtr scene = Node::create();
scene->setCore(Group::create());
scene->addChild(ParticleNode);
TutorialWindow->connectKeyTyped(boost::bind(keyTyped, _1,
&sceneManager,
ParticleNodeCore.get(),
ExamplePointParticleSystemDrawer.get(),
ExampleLineParticleSystemDrawer.get(),
ExampleVortexAffector.get()));
sceneManager.setRoot(scene);
//Create the Documentation
SimpleScreenDoc TheSimpleScreenDoc(&sceneManager, TutorialWindow);
// Show the whole Scene
sceneManager.showAll();
sceneManager.getCamera()->setFar(1000.0);
//Open Window
Vec2f WinSize(TutorialWindow->getDesktopSize() * 0.85f);
Pnt2f WinPos((TutorialWindow->getDesktopSize() - WinSize) *0.5);
TutorialWindow->openWindow(WinPos,
WinSize,
"22VortexParticleAffector");
//Enter main Loop
TutorialWindow->mainLoop();
}
osgExit();
return 0;
}
int main(int argc, char **argv)
{
// OSG init
osgInit(argc,argv);
// Set up Window
TutorialWindow = createNativeWindow();
TutorialWindow->initWindow();
TutorialWindow->setDisplayCallback(display);
TutorialWindow->setReshapeCallback(reshape);
TutorialKeyListener TheKeyListener;
TutorialWindow->addKeyListener(&TheKeyListener);
TutorialMouseListener TheTutorialMouseListener;
TutorialMouseMotionListener TheTutorialMouseMotionListener;
TutorialWindow->addMouseListener(&TheTutorialMouseListener);
TutorialWindow->addMouseMotionListener(&TheTutorialMouseMotionListener);
// Create the SimpleSceneManager helper
mgr = new SimpleSceneManager;
// Tell the Manager what to manage
mgr->setWindow(TutorialWindow);
//Particle System Material
PointChunkRefPtr PSPointChunk = PointChunk::create();
PSPointChunk->setSize(5.0f);
PSPointChunk->setSmooth(true);
BlendChunkRefPtr PSBlendChunk = BlendChunk::create();
PSBlendChunk->setSrcFactor(GL_SRC_ALPHA);
PSBlendChunk->setDestFactor(GL_ONE_MINUS_SRC_ALPHA);
MaterialChunkRefPtr PSMaterialChunkChunk = MaterialChunk::create();
PSMaterialChunkChunk->setAmbient(Color4f(1.0f,1.0f,1.0f,1.0f));
PSMaterialChunkChunk->setDiffuse(Color4f(0.7f,0.7f,0.7f,1.0f));
PSMaterialChunkChunk->setSpecular(Color4f(0.9f,0.9f,0.9f,1.0f));
PSMaterialChunkChunk->setColorMaterial(GL_NONE);
ChunkMaterialRefPtr PSMaterial = ChunkMaterial::create();
PSMaterial->addChunk(PSPointChunk);
PSMaterial->addChunk(PSMaterialChunkChunk);
PSMaterial->addChunk(PSBlendChunk);
//Particle System
ParticleSystemRefPtr ExampleParticleSystem = OSG::ParticleSystem::create();
ExampleParticleSystem->addParticle(Pnt3f(0,100,0),
Vec3f(0.0,0.0f,1.0f),
Color4f(1.0,1.0,1.0,1.0),
Vec3f(1.0,1.0,1.0),
0.1,
Vec3f(0.0f,0.0f,0.0f), //Velocity
Vec3f(0.0f,0.0f,0.0f)
);
ExampleParticleSystem->addParticle(Pnt3f(0,-100,0),
Vec3f(0.0,0.0f,1.0f),
Color4f(1.0,1.0,1.0,1.0),
Vec3f(1.0,1.0,1.0),
0.1,
Vec3f(0.0f,0.0f,0.0f), //Velocity
Vec3f(0.0f,0.0f,0.0f)
);
ExampleParticleSystem->attachUpdateListener(TutorialWindow);
//Particle System Drawer (Point)
PointParticleSystemDrawerRefPtr ExampleParticleSystemDrawer = OSG::PointParticleSystemDrawer::create();
//Create a Rate Particle Generator
RateParticleGeneratorRefPtr ExampleGenerator = OSG::RateParticleGenerator::create();
//Attach the function objects to the Generator
ExampleGenerator->setPositionDistribution(createPositionDistribution());
ExampleGenerator->setLifespanDistribution(createLifespanDistribution());
ExampleGenerator->setGenerationRate(80.0);
ExampleGenerator->setVelocityDistribution(createVelocityDistribution());
ExampleRadialAffector = OSG::RadialParticleAffector::create();
ExampleRadialAffector->setMagnitude(15.0);
NodeRefPtr RadialBeacon = OSG::Node::create();
ExampleRadialAffector->setBeacon(RadialBeacon); // set to 'emulate' from (0,0,0)
ExampleRadialAffector->setMaxDistance(-1.0); // particles affected regardless of distance
ExampleRadialAffector->setAttenuation(0.0); // strength of uniform field dimishes by dist^attenuation
//Attach the Generator and Affector to the Particle System
ExampleParticleSystem->pushToGenerators(ExampleGenerator);
ExampleParticleSystem->pushToAffectors(ExampleRadialAffector);
ExampleParticleSystem->setMaxParticles(800);
//Particle System Node
ParticleSystemCoreRefPtr ParticleNodeCore = OSG::ParticleSystemCore::create();
ParticleNodeCore->setSystem(ExampleParticleSystem);
ParticleNodeCore->setDrawer(ExampleParticleSystemDrawer);
ParticleNodeCore->setMaterial(PSMaterial);
NodeRefPtr ParticleNode = OSG::Node::create();
ParticleNode->setCore(ParticleNodeCore);
// Make Main Scene Node and add the Torus
NodeRefPtr scene = OSG::Node::create();
scene->setCore(OSG::Group::create());
scene->addChild(ParticleNode);
mgr->setRoot(scene);
// Show the whole Scene
mgr->showAll();
mgr->getCamera()->setFar(1000.0);
std::cout << "Radial Particle Affector Tutorial Controls:\n"
<< "R: Reverse direction of field\n"
<< "Ctrl + Q: Exit Tutorial";
//Open Window
Vec2f WinSize(TutorialWindow->getDesktopSize() * 0.85f);
Pnt2f WinPos((TutorialWindow->getDesktopSize() - WinSize) *0.5);
TutorialWindow->openWindow(WinPos,
WinSize,
"23RadialFieldParticleAffector");
//Enter main Loop
TutorialWindow->mainLoop();
osgExit();
return 0;
}
int main(int argc, char **argv)
{
// OSG init
osgInit(argc,argv);
// Set up Window
TutorialWindow = createNativeWindow();
TutorialWindow->initWindow();
TutorialWindow->setDisplayCallback(display);
TutorialWindow->setReshapeCallback(reshape);
TutorialKeyListener TheKeyListener;
TutorialWindow->addKeyListener(&TheKeyListener);
TutorialMouseListener TheTutorialMouseListener;
TutorialMouseMotionListener TheTutorialMouseMotionListener;
TutorialWindow->addMouseListener(&TheTutorialMouseListener);
TutorialWindow->addMouseMotionListener(&TheTutorialMouseMotionListener);
// Create the SimpleSceneManager helper
mgr = new SimpleSceneManager;
// Tell the Manager what to manage
mgr->setWindow(TutorialWindow);
// Material point chunk, so particles are drawn as points
PointChunkRefPtr PSPointChunk = PointChunk::create();
PSPointChunk->setSize(5.0f);
PSPointChunk->setSmooth(true);
// Material blend chunk
BlendChunkRefPtr PSBlendChunk = BlendChunk::create();
PSBlendChunk->setSrcFactor(GL_SRC_ALPHA);
PSBlendChunk->setDestFactor(GL_ONE_MINUS_SRC_ALPHA);
LineChunkRefPtr PSLineChunk = LineChunk::create();
//Texture Chunk
TextureObjChunkRefPtr PSTexChunk = OSG::TextureObjChunk::create();
//Particle System Material
MaterialChunkRefPtr PSMaterialChunkChunk = MaterialChunk::create();
PSMaterialChunkChunk->setAmbient(Color4f(1.0f,0.5f,0.3f,1.0f));
PSMaterialChunkChunk->setDiffuse(Color4f(1.0f,0.5f,0.3f,0.6f));
PSMaterialChunkChunk->setSpecular(Color4f(1.0f,0.5f,0.3f,0.6f));
PSMaterialChunkChunk->setColorMaterial(GL_AMBIENT_AND_DIFFUSE);
// Assembling materials
ChunkMaterialRefPtr PSMaterial = ChunkMaterial::create();
PSMaterial->addChunk(PSMaterialChunkChunk);
PSMaterial->addChunk(PSPointChunk);
PSMaterial->addChunk(PSBlendChunk);
PSMaterial->addChunk(PSLineChunk);
PSMaterial->addChunk(PSTexChunk);
PSMaterial->setTransparencyMode(Material::TransparencyForceTransparent);
// Creating a particle generator
RateParticleGeneratorRefPtr ExampleGenerator = OSG::RateParticleGenerator::create();
//Attach the function objects to the Generator
ExampleGenerator->setPositionDistribution(createPositionDistribution());
ExampleGenerator->setGenerationRate(8.0);
ExampleGenerator->setVelocityDistribution(createVelocityDistribution());
ExampleGenerator->setLifespanDistribution(createLifespanDistribution());
ExampleGenerator->setSizeDistribution(createSizeDistribution());
//Creating Particle System
ExampleParticleSystem = OSG::ParticleSystem::create();
// add a couple temp particles so the camera is zoomed out
ExampleParticleSystem->addParticle(OSG::Pnt3f(0,0,-100),OSG::Vec3f(0,1,0),OSG::Color4f(1,1,1,1),OSG::Vec3f(1,1,1),0.1,OSG::Vec3f(0,0,0),OSG::Vec3f(0,0,0));
ExampleParticleSystem->addParticle(OSG::Pnt3f(0,0,100),OSG::Vec3f(0,1,0),OSG::Color4f(1,1,1,1),OSG::Vec3f(1,1,1),0.1,OSG::Vec3f(0,0,0),OSG::Vec3f(0,0,0));
ExampleParticleSystem->setMaxParticles(200);
ExampleParticleSystem->attachUpdateListener(TutorialWindow);
//Creating Particle System Drawer
PointParticleSystemDrawerRefPtr ExampleParticleSystemDrawer = OSG::PointParticleSystemDrawer::create();
ExampleParticleSystemDrawer->setForcePerParticleSizing(true);
// Attaching affector and generator to the particle system
ExampleParticleSystem->pushToGenerators(ExampleGenerator);
//Particle System Core, setting its system, drawer, and material
ParticleSystemCoreRefPtr ParticleNodeCore = OSG::ParticleSystemCore::create();
ParticleNodeCore->setSystem(ExampleParticleSystem);
ParticleNodeCore->setDrawer(ExampleParticleSystemDrawer);
ParticleNodeCore->setMaterial(PSMaterial);
// Create Trail Generator(s)
// simple trail generator
ExampleTrailGenerator = OSG::SimpleParticleTrailGenerator::create();
ExampleTrailGenerator->setTrailResolution(2.5f);
ExampleTrailGenerator->setDrawMethod(SimpleParticleTrailGenerator::POINTS);
ExampleTrailGenerator->setTrailLength(3.12);
ExampleTrailGenerator->setTrailLengthMethod(ParticleTrailGenerator::TIME);
ExampleTrailGenerator->setTrailResolutionMethod(ParticleTrailGenerator::DISTANCE_SPACING);
ExampleTrailGenerator->setTrailMaterial(PSMaterial);
// attach listener for trail generator to the particle system
ExampleParticleSystem->addParticleSystemListener(ExampleTrailGenerator->getParticleSystemListener());
// Set up node with the particle system at its core
NodeRefPtr ParticleNode = OSG::Node::create();
ParticleNode->setCore(ParticleNodeCore);
// add the trail generator to the scene
ParticleNode->addChild(ExampleTrailGenerator);
// Make Main Scene Node
NodeRefPtr scene = OSG::Node::create();
scene->setCore(OSG::Group::create());
scene->addChild(ParticleNode);
mgr->setRoot(scene);
// Show the whole Scene
mgr->showAll();
mgr->getCamera()->setFar(10000.0f);
mgr->getCamera()->setNear(0.1f);
mgr->setStatistics(true);
//Open Window
Vec2f WinSize(TutorialWindow->getDesktopSize() * 0.85f);
Pnt2f WinPos((TutorialWindow->getDesktopSize() - WinSize) *0.5);
TutorialWindow->openWindow(WinPos,
WinSize,
"01ParticleTrail");
std::cout << "Controls: " << std::endl
<< "P: Increase Trail Resolution" << std::endl
<< "L: Decrease Trail Resolution" << std::endl
<< "O: Increase Trail Length" << std::endl
<< "K: Decrease Trail Length" << std::endl
<< "I: Toggle drawing trails as points/lines" << std::endl
<< "J: Toggle calculating trail length by num points/time" << std::endl
<< "Y: Toggle calculating trail point spacing by time/distance" << std::endl
<< "B: Particle burst" << std::endl;
//Enter main Loop
TutorialWindow->mainLoop();
osgExit();
return 0;
}
int main(int argc, char **argv)
{
// OSG init
osgInit(argc,argv);
{
// Set up Window
WindowEventProducerRecPtr TutorialWindow = createNativeWindow();
TutorialWindow->initWindow();
// Create the SimpleSceneManager helper
SimpleSceneManager sceneManager;
TutorialWindow->setDisplayCallback(boost::bind(display, &sceneManager));
TutorialWindow->setReshapeCallback(boost::bind(reshape, _1, &sceneManager));
// Tell the Manager what to manage
sceneManager.setWindow(TutorialWindow);
//Attach to events
TutorialWindow->connectMousePressed(boost::bind(mousePressed, _1, &sceneManager));
TutorialWindow->connectMouseReleased(boost::bind(mouseReleased, _1, &sceneManager));
TutorialWindow->connectMouseDragged(boost::bind(mouseDragged, _1, &sceneManager));
TutorialWindow->connectMouseWheelMoved(boost::bind(mouseWheelMoved, _1, &sceneManager));
//Particle System Material
PointChunkRefPtr PSPointChunk = PointChunk::create();
PSPointChunk->setSize(10.0f);
PSPointChunk->setSmooth(true);
BlendChunkRefPtr PSBlendChunk = BlendChunk::create();
PSBlendChunk->setSrcFactor(GL_SRC_ALPHA);
PSBlendChunk->setDestFactor(GL_ONE_MINUS_SRC_ALPHA);
MaterialChunkRefPtr PSMaterialChunkChunk = MaterialChunk::create();
PSMaterialChunkChunk->setAmbient(Color4f(0.2f,0.6f,0.5f,0.3f));
PSMaterialChunkChunk->setDiffuse(Color4f(0.2f,0.9f,0.1f,0.3f));
PSMaterialChunkChunk->setSpecular(Color4f(0.5f,0.4f,0.2f,0.6f));
PSMaterialChunkChunk->setEmission(Color4f(0.2f,0.6f,0.5f,0.3f));
PSMaterialChunkChunk->setColorMaterial(GL_NONE);
//enable depth test
DepthChunkRefPtr PSDepthChunk = DepthChunk::create();
ChunkMaterialRefPtr PSMaterial = ChunkMaterial::create();
PSMaterial->addChunk(PSPointChunk);
PSMaterial->addChunk(PSMaterialChunkChunk);
PSMaterial->addChunk(PSBlendChunk);
PSMaterial->addChunk(PSDepthChunk);
//Particle System
ParticleSystemRefPtr ExampleParticleSystem = ParticleSystem::create();
ExampleParticleSystem->attachUpdateProducer(TutorialWindow);
//Particle System Drawer
//Point
PointParticleSystemDrawerRecPtr ExamplePointParticleSystemDrawer = PointParticleSystemDrawer::create();
//ExamplePointParticleSystemDrawer->setForcePerParticleSizing(true);
//Line
LineParticleSystemDrawerRecPtr ExampleLineParticleSystemDrawer = LineParticleSystemDrawer::create();
ExampleLineParticleSystemDrawer->setLineDirectionSource(LineParticleSystemDrawer::DIRECTION_NORMAL);//DIRECTION_VELOCITY_CHANGE);
ExampleLineParticleSystemDrawer->setLineLengthSource(LineParticleSystemDrawer::LENGTH_SIZE_X);
ExampleLineParticleSystemDrawer->setEndPointFading(Vec2f(1.0,0.0));
//Quad
QuadParticleSystemDrawerRecPtr ExampleQuadParticleSystemDrawer = QuadParticleSystemDrawer::create();
ExampleQuadParticleSystemDrawer->setQuadSizeScaling(Vec2f(0.1,0.1));
ExampleQuadParticleSystemDrawer->setNormalAndUpSource(QuadParticleSystemDrawer::NORMAL_PARTICLE_NORMAL,QuadParticleSystemDrawer::UP_STATIC);
RateParticleGeneratorRefPtr ExampleGeneratorTheSequel = RateParticleGenerator::create();
//Attach the function objects to the Generator
ExampleGeneratorTheSequel->setPositionDistribution(createPositionDistribution());
ExampleGeneratorTheSequel->setLifespanDistribution(createLifespanDistribution());
ExampleGeneratorTheSequel->setGenerationRate(300.0);
ExampleGeneratorTheSequel->setVelocityDistribution(createVelocityDistribution());
//Attach the Generator to the Particle System
//ExampleParticleSystem->pushToGenerators(ExampleGenerator);
ExampleParticleSystem->setMaxParticles(500);
ExampleParticleSystem->pushToGenerators(ExampleGeneratorTheSequel);
//Particle System Node
ParticleSystemCoreRecPtr ParticleNodeCore = ParticleSystemCore::create();
ParticleNodeCore->setSystem(ExampleParticleSystem);
ParticleNodeCore->setDrawer(ExampleQuadParticleSystemDrawer);
ParticleNodeCore->setMaterial(PSMaterial);
ParticleNodeCore->setSortingMode(ParticleSystemCore::BACK_TO_FRONT);
NodeRefPtr ParticleNode = Node::create();
ParticleNode->setCore(ParticleNodeCore);
// Make Main Scene Node and add the Torus
NodeRefPtr scene = Node::create();
scene->setCore(Group::create());
scene->addChild(ParticleNode);
TutorialWindow->connectKeyTyped(boost::bind(keyTyped, _1, &sceneManager,
ParticleNodeCore.get(),
ExamplePointParticleSystemDrawer.get(),
ExampleLineParticleSystemDrawer.get(),
ExampleQuadParticleSystemDrawer.get()));
sceneManager.setRoot(scene);
//Create the Documentation
SimpleScreenDoc TheSimpleScreenDoc(&sceneManager, TutorialWindow);
// Show the whole Scene
sceneManager.showAll();
sceneManager.getCamera()->setFar(500.0);
//Open Window
Vec2f WinSize(TutorialWindow->getDesktopSize() * 0.85f);
Pnt2f WinPos((TutorialWindow->getDesktopSize() - WinSize) *0.5);
TutorialWindow->openWindow(WinPos,
WinSize,
"14ParticleSorting");
//Enter main Loop
TutorialWindow->mainLoop();
}
osgExit();
return 0;
}