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91 lines
3.7 KiB
C++
91 lines
3.7 KiB
C++
//
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// EntityMotionState.h
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// libraries/entities/src
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//
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// Created by Andrew Meadows on 2014.11.06
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// Copyright 2013 High Fidelity, Inc.
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//
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// Distributed under the Apache License, Version 2.0.
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// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
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//
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#ifndef hifi_EntityMotionState_h
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#define hifi_EntityMotionState_h
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#include <AACube.h>
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#include "ObjectMotionState.h"
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class EntityItem;
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// From the MotionState's perspective:
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// Inside = physics simulation
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// Outside = external agents (scripts, user interaction, other simulations)
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class EntityMotionState : public ObjectMotionState {
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public:
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// The OutgoingEntityQueue is a pointer to a QSet (owned by an EntitySimulation) of EntityItem*'s
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// that have been changed by the physics simulation.
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// All ObjectMotionState's with outgoing changes put themselves on the list.
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static void setOutgoingEntityList(QSet<EntityItem*>* list);
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static void enqueueOutgoingEntity(EntityItem* entity);
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EntityMotionState(EntityItem* item);
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virtual ~EntityMotionState();
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/// \return MOTION_TYPE_DYNAMIC or MOTION_TYPE_STATIC based on params set in EntityItem
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virtual MotionType computeObjectMotionType() const;
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virtual void updateKinematicState(uint32_t substep);
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virtual void stepKinematicSimulation(quint64 now);
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virtual bool isMoving() const;
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// this relays incoming position/rotation to the RigidBody
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virtual void getWorldTransform(btTransform& worldTrans) const;
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// this relays outgoing position/rotation to the EntityItem
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virtual void setWorldTransform(const btTransform& worldTrans);
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// these relay incoming values to the RigidBody
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virtual void updateBodyEasy(uint32_t flags, uint32_t step);
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virtual void updateBodyMaterialProperties();
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virtual void updateBodyVelocities();
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virtual void computeObjectShapeInfo(ShapeInfo& shapeInfo);
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virtual float computeObjectMass(const ShapeInfo& shapeInfo) const;
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virtual bool shouldSendUpdate(uint32_t simulationFrame);
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virtual void sendUpdate(OctreeEditPacketSender* packetSender, uint32_t step);
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virtual uint32_t getIncomingDirtyFlags() const;
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virtual void clearIncomingDirtyFlags(uint32_t flags) { _entity->clearDirtyFlags(flags); }
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void incrementAccelerationNearlyGravityCount() { _accelerationNearlyGravityCount++; }
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void resetAccelerationNearlyGravityCount() { _accelerationNearlyGravityCount = 0; }
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quint8 getAccelerationNearlyGravityCount() { return _accelerationNearlyGravityCount; }
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virtual EntityItem* getEntity() const { return _entity; }
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virtual void setShouldClaimSimulationOwnership(bool value) { _shouldClaimSimulationOwnership = value; }
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virtual bool getShouldClaimSimulationOwnership() { return _shouldClaimSimulationOwnership; }
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virtual float getObjectRestitution() const { return _entity->getRestitution(); }
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virtual float getObjectFriction() const { return _entity->getFriction(); }
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virtual float getObjectLinearDamping() const { return _entity->getDamping(); }
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virtual float getObjectAngularDamping() const { return _entity->getAngularDamping(); }
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virtual const glm::vec3& getObjectPosition() const { return _entity->getPosition(); }
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virtual const glm::quat& getObjectRotation() const { return _entity->getRotation(); }
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virtual const glm::vec3& getObjectLinearVelocity() const { return _entity->getVelocity(); }
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virtual const glm::vec3& getObjectAngularVelocity() const { return _entity->getAngularVelocity(); }
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virtual const glm::vec3& getObjectGravity() const { return _entity->getGravity(); }
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protected:
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EntityItem* _entity;
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quint8 _accelerationNearlyGravityCount;
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bool _shouldClaimSimulationOwnership;
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quint32 _movingStepsWithoutSimulationOwner;
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};
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#endif // hifi_EntityMotionState_h
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