void SetupAttachmentScene()
{
sprintf(gTitleString, "Attachment Demo");
// Create objects in scene
groundPlane = CreateGroundPlane();
NxActor* box1 = CreateBox(NxVec3(-7,12.25,0), NxVec3(2.5,1,1), 0);
NxActor* box2 = CreateBox(NxVec3(0,12.25,0), NxVec3(2.5,1,1), 0);
NxActor* box3 = CreateBox(NxVec3(7,12.25,0), NxVec3(2.5,1,1), 0);
NxActor* attachedBox = CreateBox(NxVec3(-7.2,4.5,1.6), NxVec3(1.25,1,1), 1);
NxActor* attachedSphere = CreateSphere(NxVec3(-0.25,4.0,2.0), 1.3, 1);
NxActor* attachedCapsule = CreateCapsule(NxVec3(9.0,5.5,2.0),2.0, 1, 1);
NxReal damping = 0.3;
attachedBox->setAngularDamping(damping);
attachedBox->setLinearDamping(damping);
attachedSphere->setAngularDamping(damping);
attachedSphere->setLinearDamping(damping);
attachedCapsule->setAngularDamping(damping);
attachedCapsule->setLinearDamping(damping);
NxQuat q;
q.fromAngleAxis(90,NxVec3(0,0,1));
attachedCapsule->setGlobalOrientationQuat(q);
// Cloth
NxClothDesc clothDesc;
clothDesc.globalPose.M.rotX(1.3);
clothDesc.thickness = 0.3;
clothDesc.attachmentResponseCoefficient = 1;
clothDesc.flags |= NX_CLF_BENDING;
clothDesc.flags |= NX_CLF_BENDING_ORTHO;
clothDesc.flags |= NX_CLF_DAMPING | NX_CLF_VISUALIZATION;
if (gHardwareCloth)
clothDesc.flags |= NX_CLF_HARDWARE;
// Cloth attaching to sphere
clothDesc.globalPose.t = NxVec3(0.75,5,2);
MyCloth* regularCloth1 = new MyCloth(gScene, clothDesc, 2, 8, 0.4);
regularCloth1->getNxCloth()->attachToCollidingShapes(NX_CLOTH_ATTACHMENT_TWOWAY);
gCloths.push_back(regularCloth1);
// Cloth attaching to box
clothDesc.globalPose.t = NxVec3(-6.2,5,2);
MyCloth* regularCloth2 = new MyCloth(gScene, clothDesc, 2, 8, 0.4);
regularCloth2->getNxCloth()->attachToCollidingShapes(NX_CLOTH_ATTACHMENT_TWOWAY);
gCloths.push_back(regularCloth2);
// Cloth attaching to capsule
clothDesc.globalPose.t = NxVec3(8.0,5,2);
clothDesc.attachmentTearFactor = 2.0;
MyCloth* regularCloth3 = new MyCloth(gScene, clothDesc, 2, 8, 0.4);
regularCloth3->getNxCloth()->attachToShape(box3->getShapes()[0], NX_CLOTH_ATTACHMENT_TEARABLE);
regularCloth3->getNxCloth()->attachToShape(attachedCapsule->getShapes()[0], NX_CLOTH_ATTACHMENT_TWOWAY);
gCloths.push_back(regularCloth3);
}
//-----------------------------------------------------------------------
PhysicsActor* PhysXActorExtern::createPhysicsActor(PhysicsActorDesc* physicsActorDesc, PhysicsShapeDesc* physicsShapeDesc)
{
if (!PhysXBridge::getSingletonPtr()->getScene() || !physicsActorDesc || !physicsShapeDesc)
return 0;
NxBodyDesc bodyDesc;
bodyDesc.setToDefault();
NxReal angularDamping = bodyDesc.angularDamping;
NxVec3 angularVelocity = bodyDesc.angularVelocity;
NxVec3 linearVelocity = bodyDesc.linearVelocity;
bodyDesc.angularDamping = physicsShapeDesc->mAngularDamping;
bodyDesc.angularVelocity = PhysXMath::convert(physicsShapeDesc->mAngularVelocity);
bodyDesc.linearVelocity = PhysXMath::convert(physicsActorDesc->direction);
NxActorDesc actorDesc;
NxActorDesc defaultActorDesc;
actorDesc.setToDefault();
defaultActorDesc.setToDefault();
switch (physicsShapeDesc->mPhysicsShapeType)
{
case ST_BOX:
{
PhysicsBoxDesc* physicsBoxDesc = static_cast<PhysicsBoxDesc*>(physicsShapeDesc);
NxBoxShapeDesc boxDesc;
boxDesc.setToDefault();
boxDesc.dimensions = PhysXMath::convert(physicsBoxDesc->mDimensions);
boxDesc.group = physicsBoxDesc->mCollisionGroup;
boxDesc.groupsMask = PhysXMath::convert(physicsBoxDesc->mGroupMask);
boxDesc.materialIndex = physicsBoxDesc->mMaterialIndex;
actorDesc.density = NxComputeBoxDensity(2 * boxDesc.dimensions, physicsActorDesc->mass);
actorDesc.shapes.pushBack(&boxDesc);
}
break;
case ST_SPHERE:
{
PhysicsSphereDesc* physicsSphereDesc = static_cast<PhysicsSphereDesc*>(physicsShapeDesc);
NxSphereShapeDesc sphereDec;
sphereDec.setToDefault();
sphereDec.radius = physicsSphereDesc->mRadius;
sphereDec.group = physicsSphereDesc->mCollisionGroup;
sphereDec.groupsMask = PhysXMath::convert(physicsSphereDesc->mGroupMask);
sphereDec.materialIndex = physicsSphereDesc->mMaterialIndex;
actorDesc.density = NxComputeSphereDensity(sphereDec.radius, physicsActorDesc->mass);
actorDesc.shapes.pushBack(&sphereDec);
}
break;
case ST_CAPSULE:
{
PhysicsCapsuleDesc* physicsCapsuleDesc = static_cast<PhysicsCapsuleDesc*>(physicsShapeDesc);
NxCapsuleShapeDesc capsuleDec;
capsuleDec.setToDefault();
capsuleDec.radius = physicsCapsuleDesc->mRadius;
capsuleDec.height = physicsCapsuleDesc->mHeight;
capsuleDec.group = physicsCapsuleDesc->mCollisionGroup;
capsuleDec.groupsMask = PhysXMath::convert(physicsCapsuleDesc->mGroupMask);
capsuleDec.materialIndex = physicsCapsuleDesc->mMaterialIndex;
actorDesc.density = NxComputeCylinderDensity(capsuleDec.radius, capsuleDec.height, physicsActorDesc->mass);
actorDesc.shapes.pushBack(&capsuleDec);
}
break;
}
actorDesc.globalPose.t = PhysXMath::convert(physicsActorDesc->position);
actorDesc.body = &bodyDesc;
actorDesc.group = physicsActorDesc->collisionGroup;
PhysXActor* physXActor = 0;
if (!actorDesc.isValid())
{
actorDesc = defaultActorDesc;
Ogre::LogManager::getSingleton().logMessage("ParticleUniverse PhysXActor: Cannot create actor; use default attributes.");
}
NxActor* nxActor = PhysXBridge::getSingletonPtr()->getScene()->createActor(actorDesc);
if (nxActor)
{
physXActor = OGRE_NEW_T(PhysXActor, Ogre::MEMCATEGORY_SCENE_OBJECTS)();
physXActor->position = PhysXMath::convert(nxActor->getGlobalPosition());
physXActor->direction = PhysXMath::convert(nxActor->getLinearVelocity());
nxActor->setGlobalOrientationQuat(PhysXMath::convert(physicsActorDesc->orientation));
physXActor->orientation = physicsActorDesc->orientation;
physXActor->mass = nxActor->getMass();
physXActor->collisionGroup = nxActor->getGroup();
physXActor->nxActor = nxActor;
}
return physXActor;
}
