axmol/extensions/cocostudio/CCBone.cpp

/****************************************************************************
Copyright (c) 2013-2016 Chukong Technologies Inc.
Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.

http://www.cocos2d-x.org

Permission is hereby granted, free of charge, to any person obtaining a copy
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****************************************************************************/

#include "cocostudio/CCBone.h"
#include "cocostudio/CCArmature.h"
#include "cocostudio/CCUtilMath.h"
#include "cocostudio/CCArmatureDataManager.h"
#include "cocostudio/CCTransformHelp.h"
#include "cocostudio/CCDisplayManager.h"

using namespace cocos2d;

namespace cocostudio {

Bone *Bone::create()
{

    Bone *pBone = new (std::nothrow) Bone();
    if (pBone && pBone->init())
    {
        pBone->autorelease();
        return pBone;
    }
    CC_SAFE_DELETE(pBone);
    return nullptr;

}

Bone *Bone::create(const std::string& name)
{

    Bone *pBone = new (std::nothrow) Bone();
    if (pBone && pBone->init(name))
    {
        pBone->autorelease();
        return pBone;
    }
    CC_SAFE_DELETE(pBone);
    return nullptr;
}

Bone::Bone()
{
    _tweenData = nullptr;
    _parentBone = nullptr;
    _armature = nullptr;
    _childArmature = nullptr;
    _boneData = nullptr;
    _tween = nullptr;
    _displayManager = nullptr;
    _ignoreMovementBoneData = false;
    _worldTransform = Mat4::IDENTITY;
    _boneTransformDirty = true;
    _blendFunc = BlendFunc::ALPHA_PREMULTIPLIED;
    _blendDirty = false;
    _worldInfo = nullptr;

    _armatureParentBone = nullptr;
    _dataVersion = 0;
}


Bone::~Bone()
{
    CC_SAFE_DELETE(_tweenData);
    CC_SAFE_DELETE(_tween);
    CC_SAFE_DELETE(_displayManager);
    CC_SAFE_DELETE(_worldInfo);

    CC_SAFE_RELEASE_NULL(_boneData);

    CC_SAFE_RELEASE(_childArmature);
}

bool Bone::init()
{
    return Bone::init("");
}


bool Bone::init(const std::string& name)
{
    bool bRet = false;
    do
    {

        _name = name;

        CC_SAFE_DELETE(_tweenData);
        _tweenData = new (std::nothrow) FrameData();

        CC_SAFE_DELETE(_tween);
        _tween = new (std::nothrow) Tween();
        _tween->init(this);

        CC_SAFE_DELETE(_displayManager);
        _displayManager = new (std::nothrow) DisplayManager();
        _displayManager->init(this);

        CC_SAFE_DELETE(_worldInfo);
        _worldInfo = new (std::nothrow) BaseData();

        CC_SAFE_DELETE(_boneData);
        _boneData  = new (std::nothrow) BoneData();

        bRet = true;
    }
    while (0);

    return bRet;
}

void Bone::setBoneData(BoneData *boneData)
{
    CCASSERT(nullptr != boneData, "_boneData must not be nullptr");

    if (_boneData != boneData)
    {
        CC_SAFE_RETAIN(boneData);
        CC_SAFE_RELEASE(_boneData);
        _boneData = boneData;
    }

    _name = _boneData->name;
    _setLocalZOrder(_boneData->zOrder);

    _displayManager->initDisplayList(boneData);
}

BoneData *Bone::getBoneData() const
{
    return _boneData;
}

void Bone::setArmature(Armature *armature)
{
    _armature = armature;
    if (_armature)
    {
        _tween->setAnimation(_armature->getAnimation());
        _dataVersion = _armature->getArmatureData()->dataVersion;
        _armatureParentBone = _armature->getParentBone();
    }
    else
    {
        _armatureParentBone = nullptr;
    }
}


Armature *Bone::getArmature() const
{
    return _armature;
}

void Bone::update(float delta)
{
    if (_parentBone)
        _boneTransformDirty = _boneTransformDirty || _parentBone->isTransformDirty();

    if (_armatureParentBone && !_boneTransformDirty)
    {
        _boneTransformDirty = _armatureParentBone->isTransformDirty();
    }

    if (_boneTransformDirty)
    {
        _worldInfo->copy(_tweenData);
        if (_dataVersion >= VERSION_COMBINED)
        {
            TransformHelp::nodeConcat(*_worldInfo, *_boneData);
            _worldInfo->scaleX -= 1;
            _worldInfo->scaleY -= 1;
        }

        _worldInfo->x = _worldInfo->x + _position.x;
        _worldInfo->y = _worldInfo->y + _position.y;
        _worldInfo->scaleX = _worldInfo->scaleX * _scaleX;
        _worldInfo->scaleY = _worldInfo->scaleY * _scaleY;
        _worldInfo->skewX = _worldInfo->skewX + _skewX + CC_DEGREES_TO_RADIANS(_rotationZ_X);
        _worldInfo->skewY = _worldInfo->skewY + _skewY - CC_DEGREES_TO_RADIANS(_rotationZ_Y);

        if(_parentBone)
        {
            applyParentTransform(_parentBone);
        }
        else
        {
            if (_armatureParentBone)
            {
                applyParentTransform(_armatureParentBone);
            }
        }

        TransformHelp::nodeToMatrix(*_worldInfo, _worldTransform);

        if (_armatureParentBone)
        {
            _worldTransform = TransformConcat(_worldTransform, _armature->getNodeToParentTransform());
        }
    }

    DisplayFactory::updateDisplay(this, delta, _boneTransformDirty || _armature->getArmatureTransformDirty());

    for(const auto &obj: _children) {
        Bone *childBone = static_cast<Bone*>(obj);
        childBone->update(delta);
    }

    _boneTransformDirty = false;
}

void Bone::applyParentTransform(Bone *parent) 
{
    float x = _worldInfo->x;
    float y = _worldInfo->y;
    _worldInfo->x = x * parent->_worldTransform.m[0] + y * parent->_worldTransform.m[4] + parent->_worldInfo->x;
    _worldInfo->y = x * parent->_worldTransform.m[1] + y * parent->_worldTransform.m[5] + parent->_worldInfo->y;
    _worldInfo->scaleX = _worldInfo->scaleX * parent->_worldInfo->scaleX;
    _worldInfo->scaleY = _worldInfo->scaleY * parent->_worldInfo->scaleY;
    _worldInfo->skewX = _worldInfo->skewX + parent->_worldInfo->skewX;
    _worldInfo->skewY = _worldInfo->skewY + parent->_worldInfo->skewY;
}


void Bone::setBlendFunc(const BlendFunc& blendFunc)
{
    if (_blendFunc.src != blendFunc.src || _blendFunc.dst != blendFunc.dst)
    {
        _blendFunc = blendFunc;
        _blendDirty = true;
    }
}

void Bone::updateDisplayedColor(const Color3B &parentColor)
{
#ifdef CC_STUDIO_ENABLED_VIEW
    _realColor = Color3B(255, 255, 255);
#endif // CC_STUDIO_ENABLED_VIEW
    Node::updateDisplayedColor(parentColor);
}

void Bone::updateDisplayedOpacity(uint8_t parentOpacity)
{
#ifdef CC_STUDIO_ENABLED_VIEW
    _realOpacity = 255;
#endif // CC_STUDIO_ENABLED_VIEW
    Node::updateDisplayedOpacity(parentOpacity);
}

void Bone::updateColor()
{
    Node *display = _displayManager->getDisplayRenderNode();
    if(display != nullptr)
    {
        display->setColor(Color3B(_displayedColor.r * _tweenData->r / 255, _displayedColor.g * _tweenData->g / 255, _displayedColor.b * _tweenData->b / 255));
        display->setOpacity(_displayedOpacity * _tweenData->a / 255);
    }
}

void Bone::updateZOrder()
{
    if (_dataVersion >= VERSION_COMBINED)
    {
        int zorder = _tweenData->zOrder + _boneData->zOrder;
        setLocalZOrder(zorder);
    }
    else
    {
        setLocalZOrder(_tweenData->zOrder);
    }
}

void Bone::addChildBone(Bone *child)
{
    CCASSERT( nullptr != child, "Argument must be non-nil");
    CCASSERT( nullptr == child->_parentBone, "child already added. It can't be added again");

    if(_children.empty())
    {
        _children.reserve(4);
    }

    if (_children.getIndex(child) == CC_INVALID_INDEX)
    {
        _children.pushBack(child);
        child->setParentBone(this);
    }
}

void Bone::removeChildBone(Bone *bone, bool recursion)
{
    if (!_children.empty() && _children.getIndex(bone) != CC_INVALID_INDEX )
    {
        if(recursion)
        {
            auto ccbones = bone->_children;
            
            for(auto& object : ccbones)
            {
                Bone *ccBone = static_cast<Bone*>(object);
                bone->removeChildBone(ccBone, recursion);
            }
        }

        bone->setParentBone(nullptr);

        bone->getDisplayManager()->setCurrentDecorativeDisplay(nullptr);

        _children.eraseObject(bone);
    }
}

void Bone::removeFromParent(bool recursion)
{
    if (nullptr != _parentBone)
    {
        _parentBone->removeChildBone(this, recursion);
    }
}

void Bone::setParentBone(Bone *parent)
{
    _parentBone = parent;
}

Bone *Bone::getParentBone()
{
    return _parentBone;
}

void Bone::setChildArmature(Armature *armature)
{
    if (_childArmature != armature)
    {
        if (armature == nullptr && _childArmature)
        {
            _childArmature->setParentBone(nullptr);
        }

        CC_SAFE_RETAIN(armature);
        CC_SAFE_RELEASE(_childArmature);
        _childArmature = armature;
    }
}

Armature *Bone::getChildArmature() const
{
    return _childArmature;
}

Tween *Bone::getTween()
{
    return _tween;
}

void Bone::setLocalZOrder(int zOrder)
{
    if (getLocalZOrder() != zOrder)
        Node::setLocalZOrder(zOrder);
}

Mat4 Bone::getNodeToArmatureTransform() const
{
    return _worldTransform;
}

Mat4 Bone::getNodeToWorldTransform() const
{
    return TransformConcat(_worldTransform, _armature->getNodeToWorldTransform());
}

Node *Bone::getDisplayRenderNode()
{
    return _displayManager->getDisplayRenderNode();
}

DisplayType Bone::getDisplayRenderNodeType()
{
    return _displayManager->getDisplayRenderNodeType();
}


void Bone::addDisplay(DisplayData *displayData, int index)
{
    _displayManager->addDisplay(displayData, index);
}

void Bone::addDisplay(Node *display, int index)
{
    _displayManager->addDisplay(display, index);
}

void Bone::removeDisplay(int index)
{
    _displayManager->removeDisplay(index);
}

void Bone::changeDisplayByIndex(int index, bool force)
{
    changeDisplayWithIndex(index, force);
}

void Bone::changeDisplayByName(const std::string &name, bool force)
{
    changeDisplayWithName(name, force);
}

void Bone::changeDisplayWithIndex(int index, bool force)
{
    _displayManager->changeDisplayWithIndex(index, force);
}

void Bone::changeDisplayWithName(const std::string& name, bool force)
{
    _displayManager->changeDisplayWithName(name, force);
}

ColliderDetector* Bone::getColliderDetector() const
{
    if (DecorativeDisplay *decoDisplay = _displayManager->getCurrentDecorativeDisplay())
    {
        if (ColliderDetector *detector = decoDisplay->getColliderDetector())
        {
            return detector;
        }
    }
    return nullptr;
}


#if ENABLE_PHYSICS_BOX2D_DETECT || ENABLE_PHYSICS_CHIPMUNK_DETECT
void Bone::setColliderFilter(ColliderFilter *filter)
{
    auto array = _displayManager->getDecorativeDisplayList();

    for(auto& object : array)
    {
        DecorativeDisplay *decoDisplay = static_cast<DecorativeDisplay *>(object);
        if (ColliderDetector *detector = decoDisplay->getColliderDetector())
        {
            detector->setColliderFilter(filter);
        }
    }
}
ColliderFilter *Bone::getColliderFilter()
{
    if (DecorativeDisplay *decoDisplay = _displayManager->getCurrentDecorativeDisplay())
    {
        if (ColliderDetector *detector = decoDisplay->getColliderDetector())
        {
            return detector->getColliderFilter();
        }
    }
    return nullptr;
}
#endif

}