vectozavr-shooter/engine/animation/AShowCreation.h

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2021-11-10 14:14:10 +03:00
//
// Created by Иван Ильин on 10.11.2021.
//
#ifndef SHOOTER_ASHOWCREATION_H
#define SHOOTER_ASHOWCREATION_H
#include "Animation.h"
#include "../Mesh.h"
class AShowCreation final : public Animation {
private:
const std::weak_ptr<Mesh> _mesh;
const std::vector<Triangle> _triangles;
void update() override {
auto mesh = _mesh.lock();
if (mesh == nullptr) {
stop();
return;
}
std::vector<Triangle> newTriangles;
newTriangles.reserve(_triangles.size());
for(auto &t : _triangles) {
newTriangles.emplace_back(t[0], t[1], t[1] + (t[2] - t[1]) * progress(), t.color());
}
mesh->setTriangles(std::move(newTriangles));
mesh->glFreeFloatArray();
}
public:
AShowCreation(std::weak_ptr<Mesh> mesh, double duration = 1, LoopOut looped = LoopOut::None,
InterpolationType interpolationType = InterpolationType::Bezier) : Animation(duration, looped,
interpolationType),
_mesh(mesh), _triangles(mesh.lock()->triangles()) {}
};
#endif //SHOOTER_ASHOWCREATION_H