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issue #2771: fix physics test crashes

This commit is contained in:
boyu0 2013-11-18 21:28:40 +08:00
parent 68b98fc84f
commit 8feb3a731b
1 changed files with 6 additions and 7 deletions
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13
samples/Cpp/TestCpp/Classes/PhysicsTest/PhysicsTest.cpp
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@ -368,26 +368,25 @@ bool PhysicsDemo::onTouchBegan(Touch* touch, Event* event)
auto location = touch->getLocation(); auto location = touch->getLocation();
Array* arr = _scene->getPhysicsWorld()->getShapes(location); Array* arr = _scene->getPhysicsWorld()->getShapes(location);
PhysicsShape* shape = nullptr; PhysicsBody* body = nullptr;
for (Object* obj : *arr) for (Object* obj : *arr)
{ {
shape = dynamic_cast<PhysicsShape*>(obj); if ((dynamic_cast<PhysicsShape*>(obj)->getBody()->getTag() & DRAG_BODYS_TAG) != 0)
if ((shape->getTag() & DRAG_BODYS_TAG) != 0)
{ {
body = dynamic_cast<PhysicsShape*>(obj)->getBody();
break; break;
} }
} }
if (shape != nullptr) if (body != nullptr)
{ {
Node* mouse = Node::create(); Node* mouse = Node::create();
mouse->setPhysicsBody(PhysicsBody::create(PHYSICS_INFINITY, PHYSICS_INFINITY)); mouse->setPhysicsBody(PhysicsBody::create(PHYSICS_INFINITY, PHYSICS_INFINITY));
mouse->getPhysicsBody()->setDynamic(false); mouse->getPhysicsBody()->setDynamic(false);
mouse->setPosition(location); mouse->setPosition(location);
this->addChild(mouse); this->addChild(mouse);
PhysicsJointPin* joint = PhysicsJointPin::construct(mouse->getPhysicsBody(), shape->getBody(), location); PhysicsJointPin* joint = PhysicsJointPin::construct(mouse->getPhysicsBody(), body, location);
joint->setMaxForce(5000.0f * shape->getBody()->getMass()); joint->setMaxForce(5000.0f * body->getMass());
_scene->getPhysicsWorld()->addJoint(joint); _scene->getPhysicsWorld()->addJoint(joint);
_mouses.insert(std::make_pair(touch->getID(), mouse)); _mouses.insert(std::make_pair(touch->getID(), mouse));