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Move bullet callbacks for collision picks to source file

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This commit is contained in:
sabrina-shanman 2018-07-23 13:33:16 -07:00
parent ca30bb59af
commit 66f355e5ba
2 changed files with 60 additions and 48 deletions
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56
interface/src/raypick/CollisionPick.cpp
View file

@ -298,4 +298,60 @@ PickResultPointer CollisionPick::getAvatarIntersection(const CollisionRegion& pi
PickResultPointer CollisionPick::getHUDIntersection(const CollisionRegion& pick) {
return getDefaultResult(QVariantMap());
}
template <typename T = ObjectMotionState>
RigidBodyFilterResultCallback::RigidBodyFilterResultCallback(const ShapeInfo& shapeInfo, const Transform& transform) :
btCollisionWorld::ContactResultCallback(), collisionObject() {
const btCollisionShape* collisionShape = ObjectMotionState::getShapeManager()->getShape(shapeInfo);
collisionObject.setCollisionShape(const_cast<btCollisionShape*>(collisionShape));
btTransform bulletTransform;
bulletTransform.setOrigin(glmToBullet(transform.getTranslation()));
bulletTransform.setRotation(glmToBullet(transform.getRotation()));
collisionObject.setWorldTransform(bulletTransform);
}
template <typename T = ObjectMotionState>
RigidBodyFilterResultCallback::~RigidBodyFilterResultCallback() {
ObjectMotionState::getShapeManager()->releaseShape(collisionObject.getCollisionShape());
}
template <typename T = ObjectMotionState>
btScalar RigidBodyFilterResultCallback::addSingleResult(btManifoldPoint& cp, const btCollisionObjectWrapper* colObj0, int partId0, int index0, const btCollisionObjectWrapper* colObj1, int partId1, int index1) {
const btCollisionObject* otherBody;
btVector3 point;
btVector3 otherPoint;
if (colObj0->m_collisionObject == &collisionObject) {
otherBody = colObj1->m_collisionObject;
point = cp.m_localPointA;
otherPoint = cp.m_localPointB;
}
else {
otherBody = colObj0->m_collisionObject;
point = cp.m_localPointB;
otherPoint = cp.m_localPointA;
}
const btRigidBody* collisionCandidate = dynamic_cast<const btRigidBody*>(otherBody);
if (!collisionCandidate) {
return 0;
}
const btMotionState* motionStateCandidate = collisionCandidate->getMotionState();
checkOrAddCollidingState(motionStateCandidate, point, otherPoint);
return 0;
}
template <typename T = ObjectMotionState>
void AllObjectMotionStatesCallback::checkOrAddCollidingState(const btMotionState* otherMotionState, btVector3& point, btVector3& otherPoint) {
const T* candidate = dynamic_cast<const T*>(otherMotionState);
if (!candidate) {
return;
}
// This is the correct object type. Add it to the list.
intersectingObjects.emplace_back(candidate->getObjectID(), bulletToGLM(point), bulletToGLM(otherPoint));
}

52
interface/src/raypick/CollisionPick.h
View file

@ -136,22 +136,9 @@ protected:
// Callback for checking the motion states of all colliding rigid bodies for candidacy to be added to a list
struct RigidBodyFilterResultCallback : public btCollisionWorld::ContactResultCallback {
RigidBodyFilterResultCallback(const ShapeInfo& shapeInfo, const Transform& transform) :
btCollisionWorld::ContactResultCallback(), collisionObject() {
const btCollisionShape* collisionShape = ObjectMotionState::getShapeManager()->getShape(shapeInfo);
RigidBodyFilterResultCallback(const ShapeInfo& shapeInfo, const Transform& transform);
collisionObject.setCollisionShape(const_cast<btCollisionShape*>(collisionShape));
btTransform bulletTransform;
bulletTransform.setOrigin(glmToBullet(transform.getTranslation()));
bulletTransform.setRotation(glmToBullet(transform.getRotation()));
collisionObject.setWorldTransform(bulletTransform);
}
~RigidBodyFilterResultCallback() {
ObjectMotionState::getShapeManager()->releaseShape(collisionObject.getCollisionShape());
}
~RigidBodyFilterResultCallback();
RigidBodyFilterResultCallback(btCollisionObject& testCollisionObject) :
btCollisionWorld::ContactResultCallback(), collisionObject(testCollisionObject) {
@ -162,30 +149,7 @@ struct RigidBodyFilterResultCallback : public btCollisionWorld::ContactResultCal
// Check candidacy for adding to a list
virtual void checkOrAddCollidingState(const btMotionState* otherMotionState, btVector3& point, btVector3& otherPoint) = 0;
btScalar addSingleResult(btManifoldPoint& cp, const btCollisionObjectWrapper* colObj0, int partId0, int index0, const btCollisionObjectWrapper* colObj1, int partId1, int index1) override {
const btCollisionObject* otherBody;
btVector3 point;
btVector3 otherPoint;
if (colObj0->m_collisionObject == &collisionObject) {
otherBody = colObj1->m_collisionObject;
point = cp.m_localPointA;
otherPoint = cp.m_localPointB;
}
else {
otherBody = colObj0->m_collisionObject;
point = cp.m_localPointB;
otherPoint = cp.m_localPointA;
}
const btRigidBody* collisionCandidate = dynamic_cast<const btRigidBody*>(otherBody);
if (!collisionCandidate) {
return 0;
}
const btMotionState* motionStateCandidate = collisionCandidate->getMotionState();
checkOrAddCollidingState(motionStateCandidate, point, otherPoint);
return 0;
}
btScalar addSingleResult(btManifoldPoint& cp, const btCollisionObjectWrapper* colObj0, int partId0, int index0, const btCollisionObjectWrapper* colObj1, int partId1, int index1) override;
};
// Callback for getting colliding ObjectMotionStates in the world, or optionally a more specific type.
@ -195,15 +159,7 @@ struct AllObjectMotionStatesCallback : public RigidBodyFilterResultCallback {
std::vector<CollisionPickResult::EntityIntersection> intersectingObjects;
void checkOrAddCollidingState(const btMotionState* otherMotionState, btVector3& point, btVector3& otherPoint) override {
const T* candidate = dynamic_cast<const T*>(otherMotionState);
if (!candidate) {
return;
}
// This is the correct object type. Add it to the list.
intersectingObjects.emplace_back(candidate->getObjectID(), bulletToGLM(point), bulletToGLM(otherPoint));
}
void checkOrAddCollidingState(const btMotionState* otherMotionState, btVector3& point, btVector3& otherPoint) override;
};
#endif // hifi_CollisionPick_h