Skinning.h

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#pragma once
 
#include <string>
#include <unordered_map>
#include <vector>
 
#include <tdme/tdme.h>
#include <tdme/engine/model/fwd-tdme.h>
#include <tdme/engine/model/Joint.h>
#include <tdme/engine/model/JointWeight.h>
#include <tdme/utilities/fwd-tdme.h>
 
using std::string;
using std::unordered_map;
using std::vector;
 
using tdme::engine::model::Joint;
using tdme::engine::model::JointWeight;
 
/**
 * Skinning definition for nodes
 * @author andreas.drewke
 */
class tdme::engine::model::Skinning final
{
private:
    vector<float> weights;
    vector<Joint> joints;
    vector<vector<JointWeight>> verticesJointsWeights;
    unordered_map<string, Joint*> jointsByNodeIds;
 
public:
    // forbid class copy
    FORBID_CLASS_COPY(Skinning)
 
    /**
     * Public constructor
     */
    Skinning();
 
    /**
     * @return weights
     */
    inline const vector<float>& getWeights() {
        return weights;
    }
 
    /**
     * Set up weights
     * @param weights weights
     */
    void setWeights(const vector<float>& weights);
 
    /**
     * @return all joints
     */
    inline const vector<Joint>& getJoints() {
        return joints;
    }
 
    /**
     * Set up joints
     * @param joints joints
     */
    void setJoints(const vector<Joint>& joints);
 
    /**
     * @return all vertex joints
     */
    inline const vector<vector<JointWeight>>& getVerticesJointsWeights() {
        return verticesJointsWeights;
    }
 
    /**
     * Sets up vertices joints weights
     * @param verticesJointsWeights verticesJointsWeights
     */
    void setVerticesJointsWeights(const vector<vector<JointWeight>>& verticesJointsWeights);
 
    /**
     * Get joint by node id
     * @param nodeId node id
     * @return joint or nullptr if not found
     */
    inline Joint* getJointByNodeId(const string& nodeId) {
        auto jointIt = jointsByNodeIds.find(nodeId);
        if (jointIt != jointsByNodeIds.end()) return jointIt->second;
        return nullptr;
    }
 
private:
 
    /**
     * Set up joints by node ids hash map
     */
    void setupJointsByNodeIds();
};