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_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);
//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,
"19UniformFieldParticleAffector");
//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);
BlendChunkRefPtr PSBlendChunk = BlendChunk::create();
PSBlendChunk->setSrcFactor(GL_SRC_ALPHA);
PSBlendChunk->setDestFactor(GL_ONE_MINUS_SRC_ALPHA);
//Particle System Material
MaterialChunkRefPtr PSMaterialChunkChunk = MaterialChunk::create();
PSMaterialChunkChunk->setAmbient(Color4f(0.3f,0.3f,0.3f,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(PSMaterialChunkChunk);
PSMaterial->addChunk(PSBlendChunk);
Distribution3DRefPtr PositionDistribution = createPositionDistribution();
Pnt3f PositionReturnValue;
//Particle System
ParticleSystemRefPtr ExampleParticleSystem = OSG::ParticleSystem::create();
for(UInt32 i(0) ; i<800 ; ++i)//controls how many particles are created
{
if(PositionDistribution != NULL)
{
PositionReturnValue = Pnt3f(PositionDistribution->generate());
}
ExampleParticleSystem->addParticle(
PositionReturnValue,
Vec3f(0.0f,0.0f,1.0f),
Color4f(1.0,0.0,0.0,1.0),
Vec3f(10.0,10.0,10.0),
-1,
Vec3f(0.0f,0.0f,0.0f), //Velocity
Vec3f(0.0f,0.0f,0.0f) //acceleration
);
}
ExampleParticleSystem->attachUpdateListener(TutorialWindow);
//Particle System Drawer
DiscParticleSystemDrawerRefPtr ExampleParticleSystemDrawer = OSG::DiscParticleSystemDrawer::create();
ExampleParticleSystemDrawer->setSegments(16);
ExampleParticleSystemDrawer->setCenterAlpha(1.0);
ExampleParticleSystemDrawer->setEdgeAlpha(0.0);
//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);
//AttractionNode
TransformRefPtr AttractionCore = OSG::Transform::create();
Matrix AttractTransform;
AttractTransform.setTranslate(0.0f, 0.0,0.0);
AttractionCore->setMatrix(AttractTransform);
NodeRefPtr AttractionNode = OSG::Node::create();
AttractionNode->setCore(AttractionCore);
// Make Main Scene Node and add the Torus
NodeRefPtr scene = OSG::Node::create();
scene->setCore(OSG::Group::create());
scene->addChild(ParticleNode);
scene->addChild(AttractionNode);
mgr->setRoot(scene);
// Show the whole Scene
//mgr->showAll();
mgr->getNavigator()->set(Pnt3f(0.0,0.0,500.0), Pnt3f(0.0,0.0,0.0), Vec3f(0.0,1.0,0.0));
mgr->getNavigator()->setMotionFactor(1.0f);
mgr->getCamera()->setNear(0.1f);
mgr->getCamera()->setFar(1000.0f);
DistanceAttractRepelParticleAffectorRefPtr ExampleDistanceAttractRepelParticleAffector = OSG::DistanceAttractRepelParticleAffector::create();
ExampleDistanceAttractRepelParticleAffector->setMinDistance(0.0);
ExampleDistanceAttractRepelParticleAffector->setMaxDistance(1000.0);
ExampleDistanceAttractRepelParticleAffector->setQuadratic(0.0);
ExampleDistanceAttractRepelParticleAffector->setLinear(100.0);
ExampleDistanceAttractRepelParticleAffector->setConstant(0.0);
ExampleDistanceAttractRepelParticleAffector->setParticleSystemNode(ParticleNode);
ExampleDistanceAttractRepelParticleAffector->setDistanceFromSource(DistanceAttractRepelParticleAffector::DISTANCE_FROM_NODE);
ExampleDistanceAttractRepelParticleAffector->setDistanceFromNode(AttractionNode);
ExampleParticleSystem->pushToAffectors(ExampleDistanceAttractRepelParticleAffector);
//Open Window
Vec2f WinSize(TutorialWindow->getDesktopSize() * 0.85f);
Pnt2f WinPos((TutorialWindow->getDesktopSize() - WinSize) *0.5);
TutorialWindow->openWindow(WinPos,
WinSize,
"11DistanceAttractRepelParticleAffector");
//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));
TutorialWindow->connectKeyTyped(boost::bind(keyTyped, _1, &sceneManager));
//Particle System Material
LineChunkRefPtr PSLineChunk = LineChunk::create();
PSLineChunk->setWidth(2.0f);
PSLineChunk->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(0.3f,0.3f,0.3f,0.5f));
PSMaterialChunkChunk->setDiffuse(Color4f(0.7f,0.7f,0.7f,0.5f));
PSMaterialChunkChunk->setSpecular(Color4f(0.9f,0.9f,0.9f,1.0f));
PSMaterialChunkChunk->setColorMaterial(GL_AMBIENT_AND_DIFFUSE);
ChunkMaterialRefPtr PSMaterial = ChunkMaterial::create();
PSMaterial->addChunk(PSLineChunk);
PSMaterial->addChunk(PSMaterialChunkChunk);
PSMaterial->addChunk(PSBlendChunk);
//Particle System
ParticleSystemRefPtr ExampleParticleSystem = ParticleSystem::create();
ExampleParticleSystem->addParticle(Pnt3f(-400,-400,0),
Vec3f(0.0,0.0f,1.0f),
Color4f(1.0,1.0,1.0,1.0),
Vec3f(1.0,1.0,1.0),
0.25,
Vec3f(0.0f,0.0f,0.0f), //Velocity
Vec3f(0.0f,0.0f,0.0f)
);
ExampleParticleSystem->addParticle(Pnt3f(400,400,0),
Vec3f(0.0,0.0f,1.0f),
Color4f(1.0,1.0,1.0,1.0),
Vec3f(1.0,1.0,1.0),
0.25,
Vec3f(0.0f,0.0f,0.0f), //Velocity
Vec3f(0.0f,0.0f,0.0f)
);
ExampleParticleSystem->attachUpdateProducer(TutorialWindow);
//Particle System Drawer (Line)
LineParticleSystemDrawerRefPtr ExampleParticleSystemDrawer = LineParticleSystemDrawer::create();
ExampleParticleSystemDrawer->setLineDirectionSource(LineParticleSystemDrawer::DIRECTION_VELOCITY);
ExampleParticleSystemDrawer->setLineLengthSource(LineParticleSystemDrawer::LENGTH_SPEED);
ExampleParticleSystemDrawer->setLineLengthScaling(0.001);
ExampleParticleSystemDrawer->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(300.0);
ExampleGenerator->setVelocityDistribution(createVelocityDistribution());
//Attach the Generator to the Particle System
ExampleParticleSystem->pushToGenerators(ExampleGenerator);
//Particle System Node
ParticleSystemCoreRefPtr ParticleNodeCore = ParticleSystemCore::create();
ParticleNodeCore->setSystem(ExampleParticleSystem);
ParticleNodeCore->setDrawer(ExampleParticleSystemDrawer);
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);
sceneManager.setRoot(scene);
//Create the Documentation
SimpleScreenDoc TheSimpleScreenDoc(&sceneManager, TutorialWindow);
// Show the whole Scene
sceneManager.showAll();
//Open Window
Vec2f WinSize(TutorialWindow->getDesktopSize() * 0.85f);
Pnt2f WinPos((TutorialWindow->getDesktopSize() - WinSize) *0.5);
TutorialWindow->openWindow(WinPos,
WinSize,
"03RateParticleGenerator");
//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
LineChunkRefPtr PSLineChunk = LineChunk::create();
PSLineChunk->setWidth(1.0f);
BlendChunkRefPtr PSBlendChunk = BlendChunk::create();
PSBlendChunk->setSrcFactor(GL_SRC_ALPHA);
PSBlendChunk->setDestFactor(GL_ONE_MINUS_SRC_ALPHA);
MaterialChunkRefPtr PSMaterialChunk = MaterialChunk::create();
PSMaterialChunk->setAmbient(Color4f(0.3f,0.3f,0.3f,1.0f));
PSMaterialChunk->setDiffuse(Color4f(0.7f,0.7f,0.7f,1.0f));
PSMaterialChunk->setSpecular(Color4f(0.9f,0.9f,0.9f,1.0f));
PSMaterialChunk->setColorMaterial(GL_AMBIENT_AND_DIFFUSE);
PSMaterialChunk->setLit(false);
ChunkMaterialRefPtr PSMaterial = ChunkMaterial::create();
PSMaterial->addChunk(PSLineChunk);
PSMaterial->addChunk(PSMaterialChunk);
PSMaterial->addChunk(PSBlendChunk);
//Particle System
ParticleSystemRefPtr ExampleParticleSystem = ParticleSystem::create();
ExampleParticleSystem->attachUpdateListener(TutorialWindow);
//Create the particles
UInt32 NumParticlesToGenerate(2500);
Distribution3DRefPtr PositionDistribution = createPositionDistribution();
Distribution3DRefPtr NormalDistribution = createNormalDistribution();
Distribution3DRefPtr ColorDistribution = createColorDistribution();
Distribution3DRefPtr SizeDistribution = createSizeDistribution();
Distribution1DRefPtr LifespanDistribution = createLifespanDistribution();
Distribution3DRefPtr VelocityDistribution = createVelocityDistribution();
Distribution3DRefPtr AccelerationDistribution = createAccelerationDistribution();
Pnt3f PositionReturnValue;
Vec3f NormalReturnValue = Vec3f(0.0,0.0f,1.0f);
Color4f ColorReturnValue = Color4f(1.0,1.0f,1.0f, 1.0f);
Vec3f SizeReturnValue;
Time LifespanReturnValue = -1;
Vec3f VelocityReturnValue;
Vec3f AccelerationReturnValue;
for(UInt32 i(0) ; i< NumParticlesToGenerate ; ++i)
{
if(PositionDistribution != NULL)
{
PositionReturnValue.setValue(PositionDistribution->generate().getValues());
}
if(ColorDistribution != NULL)
{
Vec3f ColorRGB = ColorDistribution->generate();
ColorReturnValue.setValuesRGBA(ColorRGB[0],ColorRGB[1],ColorRGB[2],1.0f);
}
if(SizeDistribution != NULL)
{
SizeReturnValue = SizeDistribution->generate();
}
if(LifespanDistribution != NULL)
{
LifespanReturnValue = LifespanDistribution->generate();
}
if(VelocityDistribution != NULL)
{
VelocityReturnValue = VelocityDistribution->generate();
}
ExampleParticleSystem->addParticle(PositionReturnValue,
NormalReturnValue,
ColorReturnValue,
SizeReturnValue,
LifespanReturnValue,
VelocityReturnValue,
AccelerationReturnValue
);
}
//Particle System Drawer
LineParticleSystemDrawerRefPtr ExampleParticleSystemDrawer = LineParticleSystemDrawer::create();
ExampleParticleSystemDrawer->setLineDirectionSource(LineParticleSystemDrawer::DIRECTION_VELOCITY);
ExampleParticleSystemDrawer->setLineLengthSource(LineParticleSystemDrawer::LENGTH_SIZE_X);
ExampleParticleSystemDrawer->setEndPointFading(Vec2f(0.0f,1.0f));
//Particle System Node
ParticleSystemCoreRefPtr ParticleNodeCore = ParticleSystemCore::create();
ParticleNodeCore->setSystem(ExampleParticleSystem);
ParticleNodeCore->setDrawer(ExampleParticleSystemDrawer);
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);
mgr->setRoot(scene);
// Show the whole Scene
mgr->showAll();
//Open Window
Vec2f WinSize(TutorialWindow->getDesktopSize() * 0.85f);
Pnt2f WinPos((TutorialWindow->getDesktopSize() - WinSize) *0.5);
TutorialWindow->openWindow(WinPos,
WinSize,
"02DynamicDistribution");
//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);
BlendChunkRefPtr PSBlendChunk = BlendChunk::create();
PSBlendChunk->setSrcFactor(GL_SRC_ALPHA);
PSBlendChunk->setDestFactor(GL_ONE_MINUS_SRC_ALPHA);
//Particle System Material
TextureObjChunkRefPtr QuadTextureObjChunk = TextureObjChunk::create();
ImageRefPtr LoadedImage = ImageFileHandler::the()->read("./Data/Cloud.png");
QuadTextureObjChunk->setImage(LoadedImage);
MaterialChunkRefPtr PSMaterialChunk = MaterialChunk::create();
PSMaterialChunk->setAmbient(Color4f(0.3f,0.3f,0.3f,1.0f));
PSMaterialChunk->setDiffuse(Color4f(0.7f,0.7f,0.7f,1.0f));
PSMaterialChunk->setSpecular(Color4f(0.9f,0.9f,0.9f,1.0f));
PSMaterialChunk->setColorMaterial(GL_AMBIENT_AND_DIFFUSE);
ChunkMaterialRefPtr PSMaterial = ChunkMaterial::create();
PSMaterial->addChunk(QuadTextureObjChunk);
PSMaterial->addChunk(PSMaterialChunk);
PSMaterial->addChunk(PSBlendChunk);
//Particle System Material 2
TextureObjChunkRefPtr QuadTextureObjChunk2 = TextureObjChunk::create();
ImageRefPtr LoadedImage2 = ImageFileHandler::the()->read("./Data/Cloud.png");
QuadTextureObjChunk2->setImage(LoadedImage2);
MaterialChunkRefPtr PSMaterialChunk2 = MaterialChunk::create();
PSMaterialChunk2->setAmbient(Color4f(0.3f,0.3f,0.3f,1.0f));
PSMaterialChunk2->setDiffuse(Color4f(0.7f,0.7f,0.7f,1.0f));
PSMaterialChunk2->setSpecular(Color4f(0.9f,0.9f,0.9f,1.0f));
PSMaterialChunk2->setColorMaterial(GL_AMBIENT_AND_DIFFUSE);
ChunkMaterialRefPtr PSMaterial2 = ChunkMaterial::create();
PSMaterial2->addChunk(QuadTextureObjChunk2);
PSMaterial2->addChunk(PSMaterialChunk2);
PSMaterial2->addChunk(PSBlendChunk);
//Particle System
Example1ParticleSystem = OSG::ParticleSystem::create();
Example1ParticleSystem->attachUpdateListener(TutorialWindow);
Example2ParticleSystem = OSG::ParticleSystem::create();
Example2ParticleSystem->attachUpdateListener(TutorialWindow);
//Particle System Drawer
Example1ParticleSystemDrawer = OSG::QuadParticleSystemDrawer::create();
Example2ParticleSystemDrawer = OSG::QuadParticleSystemDrawer::create();
//Attach the function objects to the Generator
//Generator 1
ExampleBurstGenerator = OSG::BurstParticleGenerator::create();
ExampleBurstGenerator->setPositionDistribution(createPositionDistribution());
ExampleBurstGenerator->setLifespanDistribution(createLifespanDistribution());
ExampleBurstGenerator->setBurstAmount(50.0);
ExampleBurstGenerator->setVelocityDistribution(createVelocityDistribution());
ExampleBurstGenerator->setAccelerationDistribution(createAccelerationDistribution());
ExampleBurstGenerator->setSizeDistribution(createSizeDistribution());
//Generator 2
Example2BurstGenerator = OSG::BurstParticleGenerator::create();
Example2BurstGenerator->setPositionDistribution(createPositionDistribution());
Example2BurstGenerator->setLifespanDistribution(createLifespanDistribution());
Example2BurstGenerator->setBurstAmount(50.0);
Example2BurstGenerator->setVelocityDistribution(createVelocityDistribution2());
Example2BurstGenerator->setAccelerationDistribution(createAccelerationDistribution());
Example2BurstGenerator->setSizeDistribution(createSizeDistribution());
//Particle System Node
ParticleSystemCoreRefPtr ParticleNodeCore = OSG::ParticleSystemCore::create();
ParticleNodeCore->setSystem(Example1ParticleSystem);
ParticleNodeCore->setDrawer(Example1ParticleSystemDrawer);
ParticleNodeCore->setMaterial(PSMaterial);
NodeRefPtr ParticleNode = OSG::Node::create();
ParticleNode->setCore(ParticleNodeCore);
//Particle System Node2
ParticleSystemCoreRefPtr ParticleNodeCore2 = OSG::ParticleSystemCore::create();
ParticleNodeCore2->setSystem(Example2ParticleSystem);
ParticleNodeCore2->setDrawer(Example2ParticleSystemDrawer);
ParticleNodeCore2->setMaterial(PSMaterial2);
NodeRefPtr ParticleNode2 = OSG::Node::create();
ParticleNode2->setCore(ParticleNodeCore2);
//Ground Node
NodeRefPtr GoundNode = makePlane(30.0,30.0,10,10);
Matrix GroundTransformation;
GroundTransformation.setRotate(Quaternion(Vec3f(1.0f,0.0,0.0), -3.14195f));
TransformRefPtr GroundTransformCore = Transform::create();
GroundTransformCore->setMatrix(GroundTransformation);
NodeRefPtr GroundTransformNode = Node::create();
GroundTransformNode->setCore(GroundTransformCore);
GroundTransformNode->addChild(GoundNode);
// Make Main Scene Node and add the Torus
NodeRefPtr scene = OSG::Node::create();
scene->setCore(OSG::Group::create());
scene->addChild(ParticleNode);
scene->addChild(ParticleNode2);
scene->addChild(GroundTransformNode);
mgr->setRoot(scene);
// Show the whole Scene
mgr->showAll();
//Open Window
Vec2f WinSize(TutorialWindow->getDesktopSize() * 0.85f);
Pnt2f WinPos((TutorialWindow->getDesktopSize() - WinSize) *0.5);
TutorialWindow->openWindow(WinPos,
WinSize,
"06Explosion");
//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
//point 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(0.3f,0.3f,0.3f,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 PSPointMaterial = ChunkMaterial::create();
PSPointMaterial->addChunk(PSPointChunk);
PSPointMaterial->addChunk(PSMaterialChunkChunk);
PSPointMaterial->addChunk(PSBlendChunk);
//smoke material
TextureObjChunkRefPtr QuadTextureObjChunk = TextureObjChunk::create();
ImageRefPtr LoadedImage = ImageFileHandler::the()->read("Data/Checker.jpg");
QuadTextureObjChunk->setImage(LoadedImage);
TextureEnvChunkRefPtr QuadTextureEnvChunk = TextureEnvChunk::create();
QuadTextureEnvChunk->setEnvMode(GL_MODULATE);
MaterialChunkRefPtr PSMaterialChunk = MaterialChunk::create();
PSMaterialChunk->setAmbient(Color4f(0.3f,0.3f,0.3f,1.0f));
PSMaterialChunk->setDiffuse(Color4f(0.7f,0.7f,0.7f,1.0f));
PSMaterialChunk->setSpecular(Color4f(0.9f,0.9f,0.9f,1.0f));
PSMaterialChunk->setColorMaterial(GL_AMBIENT_AND_DIFFUSE);
ChunkMaterialRefPtr PSSmokeMaterial = ChunkMaterial::create();
PSSmokeMaterial->addChunk(QuadTextureObjChunk);
PSSmokeMaterial->addChunk(PSMaterialChunk);
PSSmokeMaterial->addChunk(PSMaterialChunk);
PSSmokeMaterial->addChunk(QuadTextureEnvChunk);
//Particle System
//Rocket
RocketParticleSystem = OSG::ParticleSystem::create();
RocketParticleSystem->attachUpdateListener(TutorialWindow);
TutorialRocketParticleSystemListener TheRocketListener;
RocketParticleSystem->addParticleSystemListener(&TheRocketListener);
//smoke
SmokeParticleSystem = OSG::ParticleSystem::create();
SmokeParticleSystem->attachUpdateListener(TutorialWindow);
//Shrapnel
ShrapnelParticleSystem = OSG::ParticleSystem::create();
ShrapnelParticleSystem->attachUpdateListener(TutorialWindow);
//Fireball
FireballParticleSystem = OSG::ParticleSystem::create();
FireballParticleSystem->attachUpdateListener(TutorialWindow);
//Particle System Drawer
//Rocket does not have a drawer because it is being attached to a special node core
//Smoke
SmokeParticleSystemDrawer = OSG::QuadParticleSystemDrawer::create();
//SmokeParticleSystemDrawer->setQuadSizeScaling(Vec2f(0.5f,0.5f));
//Shrapnel
ExampleShrapnelParticleSystemDrawer = OSG::PointParticleSystemDrawer::create();
ExampleShrapnelParticleSystemDrawer->setForcePerParticleSizing(true);
//Fireball
ExampleFireballParticleSystemDrawer = OSG::PointParticleSystemDrawer::create();
ExampleFireballParticleSystemDrawer->setForcePerParticleSizing(true);
//Particle System Node
//collision node
//NodeRefPtr EnvironmentNode = makeSphere(2,4.0f);
Matrix EnvironmentTransformation;
EnvironmentTransformation.setScale(0.1f);
TransformRefPtr EnvironmentTransformCore = Transform::create();
EnvironmentTransformCore->setMatrix(EnvironmentTransformation);
NodeRefPtr EnvironmentNode = Node::create();
EnvironmentNode->setCore(EnvironmentTransformCore);
//EnvironmentNode->addChild(SceneFileHandler::the()->read("Data/Chloroplast.osb"));
EnvironmentNode->addChild(SceneFileHandler::the()->read("Data/house.obj"));
//NodeRefPtr ParticlePrototypeNode = makeTorus(1.0,4.0,16,16);
NodeRefPtr RocketParticlePrototypeNode = SceneFileHandler::the()->read("Data/rocket.obj");
if(RocketParticlePrototypeNode == NULL)
{
RocketParticlePrototypeNode = makeTorus(.5, 2, 16, 16);
}
NodeParticleSystemCoreRefPtr RocketParticleNodeCore = OSG::NodeParticleSystemCore::create();
RocketParticleNodeCore->setSystem(RocketParticleSystem);
RocketParticleNodeCore->setPrototypeNode(RocketParticlePrototypeNode);
RocketParticleNodeCore->setNormalSource(NodeParticleSystemCore::NORMAL_VELOCITY);
RocketParticleNodeCore->setUpSource(NodeParticleSystemCore::UP_PARTICLE_NORMAL);
RocketParticleNodeCore->setUp(Vec3f(0.0f,1.0f,0.0f));
//Geometry Collision Affector
GeometryCollisionParticleSystemAffectorRefPtr ExampleGeometryCollisionParticleSystemAffector = GeometryCollisionParticleSystemAffector::create();
ExampleGeometryCollisionParticleSystemAffector->setCollisionNode(EnvironmentNode);
TutorialParticleCollisionListener TheCollisionListener;
ExampleGeometryCollisionParticleSystemAffector->addParticleGeometryCollisionListener(&TheCollisionListener);
NodeRefPtr RocketParticleNode = OSG::Node::create();
RocketParticleNode->setCore(RocketParticleNodeCore);
//Attach the Affector to the Rocket Particle System
//RocketParticleSystem->pushToAffectors();
RocketParticleSystem->pushToSystemAffectors(ExampleGeometryCollisionParticleSystemAffector);
//Smoke
SmokeGenerator = OSG::RateParticleGenerator::create();
//Attach the function objects to the Generator
SmokePositionDistribution = createSmokePositionDistribution();
SmokeGenerator->setPositionDistribution(SmokePositionDistribution);
SmokeGenerator->setLifespanDistribution(createSmokeLifespanDistribution());
SmokeGenerator->setGenerationRate(50.0);
SmokeGenerator->setVelocityDistribution(createSmokeVelocityDistribution());
//Attach the function objects the Affectors
SmokeAgeFadeParticleAffector = OSG::AgeFadeParticleAffector::create();
SmokeAgeFadeParticleAffector->setFadeInTime(2.0f);
SmokeAgeFadeParticleAffector->setFadeOutTime(5.0f);
SmokeAgeFadeParticleAffector->setStartAlpha(0.0f);
SmokeAgeFadeParticleAffector->setFadeToAlpha(0.2f);
SmokeAgeFadeParticleAffector->setEndAlpha(0.0f);
SmokeAgeSizeParticleAffector = OSG::AgeSizeParticleAffector::create();
//ages
SmokeAgeSizeParticleAffector->editMFAges()->push_back(0.1);
SmokeAgeSizeParticleAffector->editMFAges()->push_back(0.2);
SmokeAgeSizeParticleAffector->editMFAges()->push_back(0.3);
SmokeAgeSizeParticleAffector->editMFAges()->push_back(0.5);
SmokeAgeSizeParticleAffector->editMFAges()->push_back(0.7);
SmokeAgeSizeParticleAffector->editMFAges()->push_back(0.8);
SmokeAgeSizeParticleAffector->editMFAges()->push_back(1.0);
//sizes
SmokeAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(0.5,0.5,0.5));
SmokeAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(1.0,1.0,1.0));
SmokeAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(2.0,2.0,2.0));
SmokeAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(3.0,3.0,3.0));
SmokeAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(4.0,4.0,4.0));
SmokeAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(5.0,5.0,5.0));
SmokeAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(6.5,6.5,6.5));
ParticleSystemCoreRefPtr SmokeParticleNodeCore = OSG::ParticleSystemCore::create();
SmokeParticleNodeCore->setSystem(SmokeParticleSystem);
SmokeParticleNodeCore->setDrawer(SmokeParticleSystemDrawer);
SmokeParticleNodeCore->setMaterial(PSSmokeMaterial);
NodeRefPtr SmokeParticleNode = OSG::Node::create();
SmokeParticleNode->setCore(SmokeParticleNodeCore);
//end/////////////////////
//Shrapnel
ShrapnelBurstGenerator = OSG::BurstParticleGenerator::create();
NodeRefPtr ShrapnelParticlePrototypeNode = SceneFileHandler::the()->read("Data/Shrapnel.obj");
NodeParticleSystemCoreRefPtr ShrapnelParticleNodeCore = OSG::NodeParticleSystemCore::create();
ShrapnelParticleNodeCore->setSystem(ShrapnelParticleSystem);
ShrapnelParticleNodeCore->setPrototypeNode(ShrapnelParticlePrototypeNode);
//Attach the function objects to the Generator
ShrapnelPositionDistribution = createShrapnelPositionDistribution();
ShrapnelBurstGenerator->setPositionDistribution(ShrapnelPositionDistribution);
ShrapnelBurstGenerator->setLifespanDistribution(createLifespanDistribution());
ShrapnelBurstGenerator->setBurstAmount(50.0);
ShrapnelBurstGenerator->setVelocityDistribution(createShrapnelVelocityDistribution());
ShrapnelBurstGenerator->setAccelerationDistribution(createShrapnelAccelerationDistribution());
NodeRefPtr ShrapnelParticleNode = OSG::Node::create();
ShrapnelParticleNode->setCore(ShrapnelParticleNodeCore);
//end/////////////////////
//fireball
FireballGenerator = OSG::BurstParticleGenerator::create();
NodeRefPtr FireballParticlePrototypeNode = SceneFileHandler::the()->read("Data/bubble.obj");
NodeParticleSystemCoreRefPtr FireballParticleNodeCore = OSG::NodeParticleSystemCore::create();
FireballParticleNodeCore->setSystem(FireballParticleSystem);
FireballParticleNodeCore->setPrototypeNode(FireballParticlePrototypeNode);
//Attach the function objects to the Generator
FireballPositionDistribution = createFireballPositionDistribution();
FireballGenerator->setPositionDistribution(FireballPositionDistribution);
FireballGenerator->setLifespanDistribution(createFireballLifespanDistribution());
FireballGenerator->setBurstAmount(100.0);
FireballGenerator->setVelocityDistribution(createFireballVelocityDistribution());
FireballGenerator->setAccelerationDistribution(createFireballAccelerationDistribution());
//Attach the function objects the Affectors
FireballAgeSizeParticleAffector = OSG::AgeSizeParticleAffector::create();
//ages
FireballAgeSizeParticleAffector->editMFAges()->push_back(0.1);
FireballAgeSizeParticleAffector->editMFAges()->push_back(0.2);
FireballAgeSizeParticleAffector->editMFAges()->push_back(0.3);
FireballAgeSizeParticleAffector->editMFAges()->push_back(0.5);
FireballAgeSizeParticleAffector->editMFAges()->push_back(0.7);
FireballAgeSizeParticleAffector->editMFAges()->push_back(0.8);
FireballAgeSizeParticleAffector->editMFAges()->push_back(1.0);
//sizes
FireballAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(2.0,2.0,2.0));
FireballAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(2.3,2.3,2.3));
FireballAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(2.5,2.5,2.5));
FireballAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(3.0,3.0,3.0));
FireballAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(4.0,4.0,4.0));
FireballAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(5.0,5.0,5.0));
FireballAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(6.5,6.5,6.5));
NodeRefPtr FireballParticleNode = OSG::Node::create();
FireballParticleNode->setCore(FireballParticleNodeCore);
//end/////////////////////
// Make Main Scene Node
NodeRefPtr scene = OSG::Node::create();
scene->setCore(OSG::Group::create());
scene->addChild(RocketParticleNode);
scene->addChild(SmokeParticleNode);
scene->addChild(ShrapnelParticleNode);
scene->addChild(FireballParticleNode);
scene->addChild(EnvironmentNode);
mgr->setRoot(scene);
mgr->getNavigator()->set(Pnt3f(0.0,0.0,0.0), Pnt3f(0.0,0.0,-1.0), Vec3f(0.0,1.0,0.0));
mgr->getNavigator()->setMotionFactor(1.0f);
mgr->getCamera()->setNear(0.1f);
mgr->getCamera()->setFar(1000.0f);
//Open Window
Vec2f WinSize(TutorialWindow->getDesktopSize() * 0.85f);
Pnt2f WinPos((TutorialWindow->getDesktopSize() - WinSize) *0.5);
TutorialWindow->openWindow(WinPos,
WinSize,
"10RocketLauncher");
//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(20.0f);
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(0.3f,0.3f,0.3f,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);
Distribution3DRefPtr PositionDistribution = createPositionDistribution();
Distribution1DRefPtr LifespanDistribution = createLifespanDistribution();
Pnt3f PositionReturnValue;
Time LifespanReturnValue = -1;
//Particle System
ParticleSystemRefPtr ExampleParticleSystem = OSG::ParticleSystem::create();
for(UInt32 i(0) ; i<200 ; ++i)//controls how many particles are created
{
if(PositionDistribution != NULL)
{
PositionReturnValue = Pnt3f(PositionDistribution->generate());
}
if(LifespanDistribution != NULL)
{
LifespanReturnValue = LifespanDistribution->generate();
}
ExampleParticleSystem->addParticle(
PositionReturnValue,
Vec3f(0.0f,0.0f,1.0f),
Color4f(1.0,0.0,0.0,1.0),
Vec3f(1.0,1.0,1.0),
LifespanReturnValue,
Vec3f(0.0f,0.0f,0.0f), //Velocity
Vec3f(0.0f,0.0f,0.0f) //acceleration
);
}
ExampleParticleSystem->attachUpdateListener(TutorialWindow);
//Particle System Drawer
PointParticleSystemDrawerRefPtr ExampleParticleSystemDrawer = OSG::PointParticleSystemDrawer::create();
//Create an CollectiveGravityParticleSystemAffector
CollectiveGravityParticleSystemAffectorRefPtr ExampleCollectiveGravityParticleSystemAffector = OSG::CollectiveGravityParticleSystemAffector::create();
ExampleCollectiveGravityParticleSystemAffector->setParticleMass(10000000000.0f);
ExampleParticleSystem->pushToSystemAffectors(ExampleCollectiveGravityParticleSystemAffector);
//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();
//Open Window
Vec2f WinSize(TutorialWindow->getDesktopSize() * 0.85f);
Pnt2f WinPos((TutorialWindow->getDesktopSize() - WinSize) *0.5);
TutorialWindow->openWindow(WinPos,
WinSize,
"10GravityParticleSystemAffector");
//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;
}
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));
// Material blend chunk
BlendChunkRefPtr PSBlendChunk = BlendChunk::create();
PSBlendChunk->setSrcFactor(GL_SRC_ALPHA);
PSBlendChunk->setDestFactor(GL_ONE_MINUS_SRC_ALPHA);
//load up images for PS drawer
ImageRefPtr rocket = ImageFileHandler::the()->read("Data/rocket.png");
ImageRefPtr smoke = ImageFileHandler::the()->read("Data/Smokey.png");
//Texture Chunk
TextureObjChunkRefPtr PSRocketTexChunk = TextureObjChunk::create();
PSRocketTexChunk->setImage(rocket);
TextureEnvChunkRefPtr PSRocketTexEnvChunk = TextureEnvChunk::create();
PSRocketTexEnvChunk->setEnvMode(GL_MODULATE);
TextureObjChunkRefPtr SmokeTexChunk = TextureObjChunk::create();
SmokeTexChunk->setImage(smoke);
TextureEnvChunkRefPtr SmokeTexEnvChunk = TextureEnvChunk::create();
SmokeTexEnvChunk->setEnvMode(GL_MODULATE);
//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(PSBlendChunk);
PSMaterial->addChunk(PSRocketTexChunk);
ChunkMaterialRefPtr TrailMaterial = ChunkMaterial::create();
TrailMaterial->addChunk(PSMaterialChunkChunk);
TrailMaterial->addChunk(PSBlendChunk);
TrailMaterial->addChunk(SmokeTexChunk);
AgeFadeParticleAffectorRefPtr AgeFadeAffector = AgeFadeParticleAffector::create();
AgeFadeAffector->setFadeInTime(0.0f);
AgeFadeAffector->setStartAlpha(1.0f);
AgeFadeAffector->setEndAlpha(0.0f);
AgeFadeAffector->setFadeOutTime(0.35f);
AgeFadeAffector->setFadeToAlpha(1.0f);
// Creating a particle generator
RateParticleGeneratorRefPtr ExampleGenerator = RateParticleGenerator::create();
//Attach the function objects to the Generator
ExampleGenerator->setPositionDistribution(createPositionDistribution());
ExampleGenerator->setGenerationRate(3.0);
ExampleGenerator->setVelocityDistribution(createVelocityDistribution());
ExampleGenerator->setNormalDistribution(createNormalDistribution());
ExampleGenerator->setLifespanDistribution(createLifespanDistribution());
ExampleGenerator->setSizeDistribution(createSizeDistribution());
//Creating Particle System
ParticleSystemRecPtr ExampleParticleSystem = ParticleSystem::create();
ExampleParticleSystem->addParticle(Pnt3f(0,0,-100),Vec3f(0,1,0),Color4f(1,1,1,1),Vec3f(1,1,1),0.1,Vec3f(0,0,0),Vec3f(0,0,0));
ExampleParticleSystem->addParticle(Pnt3f(0,0,100),Vec3f(0,1,0),Color4f(1,1,1,1),Vec3f(1,1,1),0.1,Vec3f(0,0,0),Vec3f(0,0,0));
ExampleParticleSystem->setMaxParticles(5); // 5 rockets max to avoid collisions. they are bad.
ExampleParticleSystem->pushToAffectors(AgeFadeAffector);
ExampleParticleSystem->attachUpdateProducer(TutorialWindow);
//Creating Particle System Drawer
QuadParticleSystemDrawerRefPtr ExampleParticleSystemDrawer = QuadParticleSystemDrawer::create();
ExampleParticleSystemDrawer->setNormalAndUpSource(QuadParticleSystemDrawer::NORMAL_VIEW_DIRECTION,
QuadParticleSystemDrawer::UP_VELOCITY);
QuadParticleSystemDrawerRefPtr ExampleTrailDrawer = QuadParticleSystemDrawer::create();
//ExampleTrailDrawer->setNormalAndUpSource(QuadParticleSystemDrawer::NORMAL_VIEW_DIRECTION,
//QuadParticleSystemDrawer::UP_PARTICLE_NORMAL);
// Attaching affector and generator to the particle system
ExampleParticleSystem->pushToGenerators(ExampleGenerator);
//Particle System Core, setting its system, drawer, and material
ParticleSystemCoreRefPtr ParticleNodeCore = ParticleSystemCore::create();
ParticleNodeCore->setSystem(ExampleParticleSystem);
ParticleNodeCore->setDrawer(ExampleParticleSystemDrawer);
ParticleNodeCore->setMaterial(PSMaterial);
// create Particle System Particle Trail generator
ParticleSystemParticleTrailGeneratorRecPtr ExamplePSTrailGenerator = ParticleSystemParticleTrailGenerator::create();
ExamplePSTrailGenerator->setTrailResolution(0.05f);
ExamplePSTrailGenerator->setTrailLength(1.2);
ExamplePSTrailGenerator->setTrailLengthMethod(ParticleTrailGenerator::TIME);
ExamplePSTrailGenerator->setTrailResolutionMethod(ParticleTrailGenerator::TIME_SPACING);
ExamplePSTrailGenerator->setTrailMaterial(TrailMaterial);
ExamplePSTrailGenerator->setTrailDrawer(ExampleTrailDrawer);
ExamplePSTrailGenerator->setSizeDistribution(createTrailSizeDistribution());
ExamplePSTrailGenerator->setColorDistribution(createColorDistribution());
ExamplePSTrailGenerator->setNormalDistribution(createNormalDistribution());
ExamplePSTrailGenerator->setVelocityDistribution(createNormalDistribution());
// create affectors for particle trails
GravityParticleAffectorRefPtr GravAffector = GravityParticleAffector::create();
GravAffector->setBeacon(ExamplePSTrailGenerator);
AgeFadeParticleAffectorRefPtr TrailAgeFadeAffector = AgeFadeParticleAffector::create();
TrailAgeFadeAffector->setFadeInTime(0.2f);
TrailAgeFadeAffector->setStartAlpha(0.0f);
TrailAgeFadeAffector->setEndAlpha(0.0f);
TrailAgeFadeAffector->setFadeOutTime(1.0f);
TrailAgeFadeAffector->setFadeToAlpha(0.6f);
// now we attach the affector to the particle trail generator's particle system
ExamplePSTrailGenerator->getParticleSystem()->pushToAffectors(TrailAgeFadeAffector);
// attach listener for trail generator to the particle system
ExamplePSTrailGenerator->setSystemToTrail(ExampleParticleSystem);
//Attach the the update producer to the particle system particle trail generator.
ExamplePSTrailGenerator->attachUpdateProducer(TutorialWindow);
// Set up node with the particle system at its core
NodeRefPtr ParticleNode = Node::create();
ParticleNode->setCore(ParticleNodeCore);
ParticleNode->addChild(ExamplePSTrailGenerator);
// Make Main Scene Node
NodeRefPtr scene = Node::create();
scene->setCore(Group::create());
scene->addChild(ParticleNode);
TutorialWindow->connectKeyPressed(boost::bind(keyPressed, _1, &sceneManager, ExampleParticleSystem.get(), ExamplePSTrailGenerator.get()));
sceneManager.setRoot(scene);
//Create the Documentation
SimpleScreenDoc TheSimpleScreenDoc(&sceneManager, TutorialWindow);
// Show the whole Scene
sceneManager.getNavigator()->set(Pnt3f(0.0,0.0,100.0), Pnt3f(0.0,0.0,0.0), Vec3f(0.0,1.0,0.0));
sceneManager.getNavigator()->setMotionFactor(1.0f);
sceneManager.getCamera()->setFar(10000.0f);
sceneManager.getCamera()->setNear(0.1f);
//Open Window
Vec2f WinSize(TutorialWindow->getDesktopSize() * 0.85f);
Pnt2f WinPos((TutorialWindow->getDesktopSize() - WinSize) *0.5);
TutorialWindow->openWindow(WinPos,
WinSize,
"02ParticleSystemParticleTrail");
//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_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);
// Show the whole Scene
sceneManager.showAll();
sceneManager.getCamera()->setFar(1000.0);
std::cout << "Vortex Particle Affector Tutorial Controls:\n"
<< "1: Use point drawer\n"
<< "2: Use line drawer\n"
<< "3: Decrease vortex magnitude\n"
<< "4: Increase vortex magnitude\n"
<< "Ctrl + Q: Exit Tutorial";
//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::preloadSharedObject("OSGImageFileIO");
// 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);
// Creating the Particle System Material
// Here, the image is loaded. The entire image sequence is conatined in one image,
// which reduces texture memory overhead and runs faster.
TextureObjChunkRefPtr QuadTextureChunk = TextureObjChunk::create();
ImageRefPtr LoadedImage = ImageFileHandler::the()->read("Data/SpriteExplode.png");
QuadTextureChunk->setImage(LoadedImage);
TextureEnvChunkRefPtr QuadTextureEnvChunk = TextureEnvChunk::create();
QuadTextureEnvChunk->setEnvMode(GL_MODULATE);
BlendChunkRefPtr PSBlendChunk = BlendChunk::create();
PSBlendChunk->setSrcFactor(GL_SRC_ALPHA);
PSBlendChunk->setDestFactor(GL_ONE_MINUS_SRC_ALPHA);
MaterialChunkRefPtr PSMaterialChunk = MaterialChunk::create();
PSMaterialChunk->setAmbient(Color4f(0.3f,0.0f,0.0f,1.0f));
PSMaterialChunk->setDiffuse(Color4f(0.7f,0.0f,0.0f,1.0f));
PSMaterialChunk->setSpecular(Color4f(0.9f,0.0f,0.0f,1.0f));
PSMaterialChunk->setColorMaterial(GL_AMBIENT_AND_DIFFUSE);
ChunkMaterialRefPtr PSMaterial = ChunkMaterial::create();
PSMaterial->addChunk(QuadTextureChunk);
PSMaterial->addChunk(QuadTextureEnvChunk);
PSMaterial->addChunk(PSMaterialChunk);
PSMaterial->addChunk(PSBlendChunk);
//Particle System
ExampleParticleSystem = OSG::ParticleSystem::create();
ExampleParticleSystem->attachUpdateListener(TutorialWindow);
//Age Particle Function. Controls which image is shown when, based on the age of a particle.
AgeFunc = OSG::AgeParticleFunction::create();
AgeFunc->setSequenceTime(0.1f); // image changes every 0.1 seconds.
AgeFunc->setSequenceOrder(AgeParticleFunction::CUSTOM); // using the custom sequence below.
/*
Here, a custom sequence for the image ordering is assembled. The image sequence will be shown in
the order specified here. Once the end of the sequence is reached, the sequence repeats.
*/
AgeFunc->editMFCustomSequence()->push_back(0);
AgeFunc->editMFCustomSequence()->push_back(1);
AgeFunc->editMFCustomSequence()->push_back(2);
AgeFunc->editMFCustomSequence()->push_back(3);
AgeFunc->editMFCustomSequence()->push_back(4);
AgeFunc->editMFCustomSequence()->push_back(5);
AgeFunc->editMFCustomSequence()->push_back(4);
AgeFunc->editMFCustomSequence()->push_back(3);
AgeFunc->editMFCustomSequence()->push_back(2);
AgeFunc->editMFCustomSequence()->push_back(1);
//Particle System Drawer -
ExampleParticleSystemDrawer = OSG::QuadSequenceParticleSystemDrawer::create();
// image dimensions (in pixels) are required if there is a border on the images.
ExampleParticleSystemDrawer->setImageDimensions(OSG::Vec2us(780,520));
// The "dimensions" of the sequence contained in the image. For this image,
// there are 3 images in the "x" direction, and two in the "y" direction, for a
// total of 6.
ExampleParticleSystemDrawer->setSequenceDimensions(OSG::Vec2b(3,2));
// width of the border on each side of the image, in pixels.
ExampleParticleSystemDrawer->setBorderOffsets(OSG::Vec2b(0,0));
// this is the age function we just created above.
ExampleParticleSystemDrawer->setSequenceFunction(AgeFunc);
ExampleParticleGenerator = OSG::RateParticleGenerator::create();
//Attach the function objects to the Generator
ExampleParticleGenerator->setPositionDistribution(createPositionDistribution());
ExampleParticleGenerator->setLifespanDistribution(createLifespanDistribution());
ExampleParticleGenerator->setVelocityDistribution(createVelocityDistribution());
ExampleParticleGenerator->setAccelerationDistribution(createAccelerationDistribution());
ExampleParticleGenerator->setSizeDistribution(createSizeDistribution());
ExampleParticleGenerator->setGenerationRate(2.0f);
//Particle System Node
ParticleSystemCoreRefPtr ParticleNodeCore = OSG::ParticleSystemCore::create();
ParticleNodeCore->setSystem(ExampleParticleSystem);
ParticleNodeCore->setDrawer(ExampleParticleSystemDrawer);
ParticleNodeCore->setMaterial(PSMaterial);
ParticleNodeCore->setSortingMode(ParticleSystemCore::BACK_TO_FRONT);
NodeRefPtr ParticleNode = OSG::Node::create();
ParticleNode->setCore(ParticleNodeCore);
ExampleParticleSystem->addParticle(Pnt3f(10.0,0.0,0.0),
Vec3f(0.0,1.0,0.0),
Color4f(1.0,1.0,1.0,1.0),
Vec3f(1.0,1.0,1.0),
0.01,
Vec3f(0.0,0.0,0.0),
Vec3f(0.0,0.0,0.0));
ExampleParticleSystem->addParticle(Pnt3f(-10.0,0.0,0.0),
Vec3f(0.0,1.0,0.0),
Color4f(1.0,1.0,1.0,1.0),
Vec3f(1.0,1.0,1.0),
0.01,
Vec3f(0.0,0.0,0.0),
Vec3f(0.0,0.0,0.0));
ExampleParticleSystem->pushToGenerators(ExampleParticleGenerator);
// 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();
//Open Window
Vec2f WinSize(TutorialWindow->getDesktopSize() * 0.85f);
Pnt2f WinPos((TutorialWindow->getDesktopSize() - WinSize) *0.5);
TutorialWindow->openWindow(WinPos,
WinSize,
"05a - QuadSequenceParticleDrawer");
//Enter main Loop
TutorialWindow->mainLoop();
osgExit();
return 0;
}