overte-HifiExperiments/libraries/entities/src/EntityItem.h

409 lines
16 KiB
C++

//
// EntityItem.h
// libraries/models/src
//
// Created by Brad Hefta-Gaub on 12/4/13.
// Copyright 2013 High Fidelity, Inc.
//
// Distributed under the Apache License, Version 2.0.
// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
//
#ifndef hifi_EntityItem_h
#define hifi_EntityItem_h
#include <glm/glm.hpp>
#include <stdint.h>
#include <QtScript/QScriptEngine>
#include <QtCore/QObject>
#include <AnimationCache.h>
#include <CollisionInfo.h>
#include <OctreePacketData.h>
#include <PropertyFlags.h>
#include <SharedUtil.h>
class EntityItem;
class EntityEditPacketSender;
class EntityItemProperties;
class EntitysScriptingInterface;
class EntityTree;
class EntityTreeElementExtraEncodeData;
class ScriptEngine;
class VoxelEditPacketSender;
class VoxelsScriptingInterface;
struct VoxelDetail;
const uint32_t NEW_MODEL = 0xFFFFFFFF;
const uint32_t UNKNOWN_MODEL_TOKEN = 0xFFFFFFFF;
const uint32_t UNKNOWN_MODEL_ID = 0xFFFFFFFF;
const uint16_t MODEL_PACKET_CONTAINS_RADIUS = 1;
const uint16_t MODEL_PACKET_CONTAINS_POSITION = 2;
const uint16_t MODEL_PACKET_CONTAINS_COLOR = 4;
const uint16_t MODEL_PACKET_CONTAINS_SHOULDDIE = 8;
const uint16_t MODEL_PACKET_CONTAINS_MODEL_URL = 16;
const uint16_t MODEL_PACKET_CONTAINS_MODEL_ROTATION = 32;
const uint16_t MODEL_PACKET_CONTAINS_ANIMATION_URL = 64;
const uint16_t MODEL_PACKET_CONTAINS_ANIMATION_PLAYING = 128;
const uint16_t MODEL_PACKET_CONTAINS_ANIMATION_FRAME = 256;
const uint16_t MODEL_PACKET_CONTAINS_ANIMATION_FPS = 512;
const float MODEL_DEFAULT_RADIUS = 0.1f / TREE_SCALE;
const float MINIMUM_MODEL_ELEMENT_SIZE = (1.0f / 100000.0f) / TREE_SCALE; // smallest size container
const QString MODEL_DEFAULT_MODEL_URL("");
const glm::quat MODEL_DEFAULT_MODEL_ROTATION;
const QString MODEL_DEFAULT_ANIMATION_URL("");
const float MODEL_DEFAULT_ANIMATION_FPS = 30.0f;
// PropertyFlags support
class EntityTypes {
public:
typedef enum EntityType {
Base,
Model,
Particle
} EntityType_t;
static const QString& getEntityTypeName(EntityType_t entityType);
static bool registerEntityTypeName(EntityType_t entityType, const QString& name);
private:
static QHash<EntityType_t, QString> _typeNameHash;
};
// PropertyFlags support
enum EntityPropertyList {
PROP_PAGED_PROPERTY,
PROP_CUSTOM_PROPERTIES_INCLUDED,
PROP_VISIBLE,
PROP_POSITION,
PROP_RADIUS,
PROP_MODEL_URL,
PROP_ROTATION,
PROP_COLOR,
PROP_SCRIPT,
PROP_ANIMATION_URL,
PROP_ANIMATION_FPS,
PROP_ANIMATION_FRAME_INDEX,
PROP_ANIMATION_PLAYING,
PROP_SHOULD_BE_DELETED,
PROP_LAST_ITEM = PROP_SHOULD_BE_DELETED
};
typedef PropertyFlags<EntityPropertyList> EntityPropertyFlags;
/// A collection of properties of a model item used in the scripting API. Translates between the actual properties of a model
/// and a JavaScript style hash/QScriptValue storing a set of properties. Used in scripting to set/get the complete set of
/// model item properties via JavaScript hashes/QScriptValues
/// all units for position, radius, etc are in meter units
class EntityItemProperties {
public:
EntityItemProperties();
QScriptValue copyToScriptValue(QScriptEngine* engine) const;
void copyFromScriptValue(const QScriptValue& object);
void copyToEntityItem(EntityItem& modelItem, bool forceCopy = false) const;
void copyFromEntityItem(const EntityItem& modelItem);
const glm::vec3& getPosition() const { return _position; }
xColor getColor() const { return _color; }
float getRadius() const { return _radius; }
bool getShouldBeDeleted() const { return _shouldBeDeleted; }
const QString& getModelURL() const { return _modelURL; }
const glm::quat& getRotation() const { return _rotation; }
const QString& getAnimationURL() const { return _animationURL; }
float getAnimationFrameIndex() const { return _animationFrameIndex; }
bool getAnimationIsPlaying() const { return _animationIsPlaying; }
float getAnimationFPS() const { return _animationFPS; }
float getGlowLevel() const { return _glowLevel; }
quint64 getLastEdited() const { return _lastEdited; }
uint16_t getChangedBits() const;
/// set position in meter units
void setPosition(const glm::vec3& value) { _position = value; _positionChanged = true; }
void setColor(const xColor& value) { _color = value; _colorChanged = true; }
void setRadius(float value) { _radius = value; _radiusChanged = true; }
void setShouldBeDeleted(bool shouldBeDeleted) { _shouldBeDeleted = shouldBeDeleted; _shouldBeDeletedChanged = true; }
// model related properties
void setModelURL(const QString& url) { _modelURL = url; _modelURLChanged = true; }
void setRotation(const glm::quat& rotation) { _rotation = rotation; _rotationChanged = true; }
void setAnimationURL(const QString& url) { _animationURL = url; _animationURLChanged = true; }
void setAnimationFrameIndex(float value) { _animationFrameIndex = value; _animationFrameIndexChanged = true; }
void setAnimationIsPlaying(bool value) { _animationIsPlaying = value; _animationIsPlayingChanged = true; }
void setAnimationFPS(float value) { _animationFPS = value; _animationFPSChanged = true; }
void setGlowLevel(float value) { _glowLevel = value; _glowLevelChanged = true; }
/// used by EntityScriptingInterface to return EntityItemProperties for unknown models
void setIsUnknownID() { _id = UNKNOWN_MODEL_ID; _idSet = true; }
glm::vec3 getMinimumPoint() const { return _position - glm::vec3(_radius, _radius, _radius); }
glm::vec3 getMaximumPoint() const { return _position + glm::vec3(_radius, _radius, _radius); }
void debugDump() const;
private:
glm::vec3 _position;
xColor _color;
float _radius;
bool _shouldBeDeleted; /// to delete it
QString _modelURL;
glm::quat _rotation;
QString _animationURL;
bool _animationIsPlaying;
float _animationFrameIndex;
float _animationFPS;
float _glowLevel;
quint32 _id;
bool _idSet;
quint64 _lastEdited;
bool _positionChanged;
bool _colorChanged;
bool _radiusChanged;
bool _shouldBeDeletedChanged;
bool _modelURLChanged;
bool _rotationChanged;
bool _animationURLChanged;
bool _animationIsPlayingChanged;
bool _animationFrameIndexChanged;
bool _animationFPSChanged;
bool _glowLevelChanged;
bool _defaultSettings;
};
Q_DECLARE_METATYPE(EntityItemProperties);
QScriptValue EntityItemPropertiesToScriptValue(QScriptEngine* engine, const EntityItemProperties& properties);
void EntityItemPropertiesFromScriptValue(const QScriptValue &object, EntityItemProperties& properties);
/// Abstract ID for editing model items. Used in EntityItem JS API - When models are created in the JS api, they are given a
/// local creatorTokenID, the actual id for the model is not known until the server responds to the creator with the
/// correct mapping. This class works with the scripting API an allows the developer to edit models they created.
class EntityItemID {
public:
EntityItemID() :
id(NEW_MODEL), creatorTokenID(UNKNOWN_MODEL_TOKEN), isKnownID(false) { };
EntityItemID(uint32_t id, uint32_t creatorTokenID, bool isKnownID) :
id(id), creatorTokenID(creatorTokenID), isKnownID(isKnownID) { };
EntityItemID(uint32_t id) :
id(id), creatorTokenID(UNKNOWN_MODEL_TOKEN), isKnownID(true) { };
uint32_t id;
uint32_t creatorTokenID;
bool isKnownID;
};
inline bool operator<(const EntityItemID& a, const EntityItemID& b) {
return (a.id == b.id) ? (a.creatorTokenID < b.creatorTokenID) : (a.id < b.id);
}
inline bool operator==(const EntityItemID& a, const EntityItemID& b) {
if (a.id == UNKNOWN_MODEL_ID && b.id == UNKNOWN_MODEL_ID) {
return a.creatorTokenID == b.creatorTokenID;
}
return a.id == b.id;
}
inline uint qHash(const EntityItemID& a, uint seed) {
qint64 temp;
if (a.id == UNKNOWN_MODEL_ID) {
temp = -a.creatorTokenID;
} else {
temp = a.id;
}
return qHash(temp, seed);
}
inline QDebug operator<<(QDebug debug, const EntityItemID& id) {
debug << "[ id:" << id.id << ", creatorTokenID:" << id.creatorTokenID << "]";
return debug;
}
Q_DECLARE_METATYPE(EntityItemID);
Q_DECLARE_METATYPE(QVector<EntityItemID>);
QScriptValue EntityItemIDtoScriptValue(QScriptEngine* engine, const EntityItemID& properties);
void EntityItemIDfromScriptValue(const QScriptValue &object, EntityItemID& properties);
/// EntityItem class - this is the actual model item class.
class EntityItem {
public:
EntityItem();
EntityItem(const EntityItemID& entityItemID);
EntityItem(const EntityItemID& entityItemID, const EntityItemProperties& properties);
/// creates an NEW model from an model add or edit message data buffer
static EntityItem fromEditPacket(const unsigned char* data, int length, int& processedBytes, EntityTree* tree, bool& valid);
virtual ~EntityItem();
quint8 getType() const { return _type; }
/// get position in domain scale units (0.0 - 1.0)
const glm::vec3& getPosition() const { return _position; }
glm::vec3 getMinimumPoint() const { return _position - glm::vec3(_radius, _radius, _radius); }
glm::vec3 getMaximumPoint() const { return _position + glm::vec3(_radius, _radius, _radius); }
const rgbColor& getColor() const { return _color; }
xColor getXColor() const { xColor color = { _color[RED_INDEX], _color[GREEN_INDEX], _color[BLUE_INDEX] }; return color; }
/// get radius in domain scale units (0.0 - 1.0)
float getRadius() const { return _radius; }
/// get maximum dimension in domain scale units (0.0 - 1.0)
float getSize() const { return _radius * 2.0f; }
/// get maximum dimension in domain scale units (0.0 - 1.0)
AACube getAACube() const { return AACube(getMinimumPoint(), getSize()); }
// model related properties
bool hasModel() const { return !_modelURL.isEmpty(); }
const QString& getModelURL() const { return _modelURL; }
const glm::quat& getRotation() const { return _rotation; }
bool hasAnimation() const { return !_animationURL.isEmpty(); }
const QString& getAnimationURL() const { return _animationURL; }
float getGlowLevel() const { return _glowLevel; }
EntityItemID getEntityItemID() const { return EntityItemID(getID(), getCreatorTokenID(), getID() != UNKNOWN_MODEL_ID); }
EntityItemProperties getProperties() const;
/// The last updated/simulated time of this model from the time perspective of the authoritative server/source
quint64 getLastUpdated() const { return _lastUpdated; }
/// The last edited time of this model from the time perspective of the authoritative server/source
quint64 getLastEdited() const { return _lastEdited; }
void setLastEdited(quint64 lastEdited) { _lastEdited = lastEdited; }
/// how long ago was this model edited in seconds
float getEditedAgo() const { return static_cast<float>(usecTimestampNow() - _lastEdited) / static_cast<float>(USECS_PER_SECOND); }
uint32_t getID() const { return _id; }
void setID(uint32_t id) { _id = id; }
bool getShouldBeDeleted() const { return _shouldBeDeleted; }
uint32_t getCreatorTokenID() const { return _creatorTokenID; }
bool isNewlyCreated() const { return _newlyCreated; }
bool isKnownID() const { return getID() != UNKNOWN_MODEL_ID; }
/// set position in domain scale units (0.0 - 1.0)
void setPosition(const glm::vec3& value) { _position = value; }
void setColor(const rgbColor& value) { memcpy(_color, value, sizeof(_color)); }
void setColor(const xColor& value) {
_color[RED_INDEX] = value.red;
_color[GREEN_INDEX] = value.green;
_color[BLUE_INDEX] = value.blue;
}
/// set radius in domain scale units (0.0 - 1.0)
void setRadius(float value) { _radius = value; }
void setShouldBeDeleted(bool shouldBeDeleted) { _shouldBeDeleted = shouldBeDeleted; }
void setCreatorTokenID(uint32_t creatorTokenID) { _creatorTokenID = creatorTokenID; }
// model related properties
void setModelURL(const QString& url) { _modelURL = url; }
void setRotation(const glm::quat& rotation) { _rotation = rotation; }
void setAnimationURL(const QString& url) { _animationURL = url; }
void setAnimationFrameIndex(float value) { _animationFrameIndex = value; }
void setAnimationIsPlaying(bool value) { _animationIsPlaying = value; }
void setAnimationFPS(float value) { _animationFPS = value; }
void setGlowLevel(float glowLevel) { _glowLevel = glowLevel; }
void setProperties(const EntityItemProperties& properties, bool forceCopy = false);
OctreeElement::AppendState appendEntityData(OctreePacketData* packetData, EncodeBitstreamParams& params,
EntityTreeElementExtraEncodeData* modelTreeElementExtraEncodeData) const;
static EntityItemID readEntityItemIDFromBuffer(const unsigned char* data, int bytesLeftToRead,
ReadBitstreamToTreeParams& args);
int readEntityDataFromBuffer(const unsigned char* data, int bytesLeftToRead, ReadBitstreamToTreeParams& args);
/// For reading models from pre V3 bitstreams
int oldVersionReadEntityDataFromBuffer(const unsigned char* data, int bytesLeftToRead, ReadBitstreamToTreeParams& args);
static int expectedBytes();
static bool encodeEntityEditMessageDetails(PacketType command, EntityItemID id, const EntityItemProperties& details,
unsigned char* bufferOut, int sizeIn, int& sizeOut);
static void adjustEditPacketForClockSkew(unsigned char* codeColorBuffer, ssize_t length, int clockSkew);
void update(const quint64& now);
void debugDump() const;
// similar to assignment/copy, but it handles keeping lifetime accurate
void copyChangedProperties(const EntityItem& other);
// these methods allow you to create models, and later edit them.
static uint32_t getIDfromCreatorTokenID(uint32_t creatorTokenID);
static uint32_t getNextCreatorTokenID();
static void handleAddEntityResponse(const QByteArray& packet);
void mapJoints(const QStringList& modelJointNames);
QVector<glm::quat> getAnimationFrame();
bool jointsMapped() const { return _jointMappingCompleted; }
bool getAnimationIsPlaying() const { return _animationIsPlaying; }
float getAnimationFrameIndex() const { return _animationFrameIndex; }
float getAnimationFPS() const { return _animationFPS; }
static void cleanupLoadedAnimations();
protected:
void initFromEntityItemID(const EntityItemID& entityItemID);
virtual void init(glm::vec3 position, float radius, rgbColor color, uint32_t id = NEW_MODEL);
glm::vec3 _position;
rgbColor _color;
float _radius;
quint32 _id;
static quint32 _nextID;
bool _shouldBeDeleted;
quint32 _type;
// model related items
QString _modelURL;
glm::quat _rotation;
float _glowLevel;
uint32_t _creatorTokenID;
bool _newlyCreated;
quint64 _lastUpdated;
quint64 _lastEdited;
quint64 _lastAnimated;
QString _animationURL;
float _animationFrameIndex; // we keep this as a float and round to int only when we need the exact index
bool _animationIsPlaying;
float _animationFPS;
bool _jointMappingCompleted;
QVector<int> _jointMapping;
// used by the static interfaces for creator token ids
static uint32_t _nextCreatorTokenID;
static std::map<uint32_t,uint32_t> _tokenIDsToIDs;
static Animation* getAnimation(const QString& url);
static QMap<QString, AnimationPointer> _loadedAnimations;
static AnimationCache _animationCache;
};
#endif // hifi_EntityItem_h