SpringComponent.h

#pragma once
 
#include "../../../Components.h"
 
class SpringComponent : public LinkComponent
{
private:
    int deltaThreshold = 300;
    float springStrength = 0.00002f;
public:
 
    SpringComponent()
    {
 
    }
 
    ~SpringComponent() {
 
    }
 
    void init() override {
    }
 
    void update(float deltaTime) override {
        NodeEntity* a = entity->getFromNode();
        NodeEntity* b = entity->getToNode();
 
        glm::vec3 posA = a->GetComponent<TransformComponent>().bodyCenter;
        glm::vec3 posB = b->GetComponent<TransformComponent>().bodyCenter;
 
        glm::vec3 delta = posB - posA;
        glm::vec3 attraction = delta * springStrength;
 
        if (glm::length(delta) > deltaThreshold) {
            a->GetComponent<TransformComponent>().velocity += attraction;
            b->GetComponent<TransformComponent>().velocity -= attraction;
        }
 
        /*springStrength -= 0.001f;
        if (springStrength < 0) {
            entity->removeComponent<SpringComponent>();
        }*/
    }
 
    void draw(size_t v_index, LineRenderer& batch, TazGraphEngine::Window& window) {
    }
 
    std::string GetComponentName() override {
        return "SpringComponent";
    }
 
    void showGUI() override {
        ImGui::Separator();
 
        ImGui::Text("SpringComponent");
 
    }
};