axmol/extensions/cocostudio/ActionTimeline/CCSkeletonNode.h

/****************************************************************************
Copyright (c) 2015-2017 Chukong Technologies Inc.

https://axis-project.github.io/

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#ifndef __CCSKELETONNODE_H__
#define __CCSKELETONNODE_H__

#include "ActionTimeline/CCTimelineMacro.h"
#include "renderer/CCRenderer.h"
#include "CocosStudioExport.h"
#include "base/CCMap.h"

#include "ActionTimeline/CCBoneNode.h"

NS_TIMELINE_BEGIN

class CCS_DLL SkeletonNode : public BoneNode
{
    friend class BoneNode;

public:
    static SkeletonNode* create();

    /**
     *get bonenode in skeleton node by bone name
     */
    BoneNode* getBoneNode(std::string_view boneName);

    /**
     *get All bones in this skeleton, <bone's name, BoneNode>
     */
    const axis::StringMap<BoneNode*>& getAllSubBonesMap() const;

    /**
     *@brief: change displays
     *@param: boneSkinNameMap, map <name of bone, name of skin to display which added to bone>
     */
    void changeSkins(const hlookup::string_map<std::string>& boneSkinNameMap);

    /**
     *@brief: change displays
     *@param: skinGroupName have
     */
    void changeSkins(std::string_view skinGroupName);

    /**
     *@brief: add a boneSkinNameMap as a SkinGroup named groupName
     *@param: groupName, key
     *@param: boneSkinNameMap, map <name of bone, name of skin to display which added to bone>
     */
    void addSkinGroup(std::string groupName, hlookup::string_map<std::string> boneSkinNameMap);

    axis::Rect getBoundingBox() const override;

    SkeletonNode();
    virtual ~SkeletonNode();
    virtual bool init() override;

protected:
    virtual void updateVertices() override;
    virtual void updateColor() override;

    virtual void visit(axis::Renderer* renderer,
                       const axis::Mat4& parentTransform,
                       uint32_t parentFlags) override;
    virtual void draw(axis::Renderer* renderer, const axis::Mat4& transform, uint32_t flags) override;

protected:
    axis::StringMap<BoneNode*> _subBonesMap;

private:
    struct VertexData
    {
        axis::Vec3 vertex;
        axis::Color4F color;
    };

    axis::Vec2 _squareVertices[8];
    VertexData _vertexData[8];

    hlookup::string_map<hlookup::string_map<std::string>>
        _skinGroupMap;  // map< suit name, map< bone name, skin name> >
    AX_DISALLOW_COPY_AND_ASSIGN(SkeletonNode);

    void checkSubBonesDirty();
    // for draw skins as ordered bones' local z
    axis::Vector<BoneNode*> _subOrderedAllBones;
    void updateOrderedAllbones();
    void sortOrderedAllBones();
    // for batch draw sub bones
    bool _subBonesDirty;
    bool _subBonesOrderDirty;
    std::vector<VertexData> _batchedBoneVertexData;
    int _batchedVeticesCount;
    axis::CustomCommand _batchBoneCommand;

    void batchDrawAllSubBones();
};

NS_TIMELINE_END

#endif  //__CCSKELETONNODE_H__