Method create

tests/cpp-tests/Source/NodeTest/NodeTest.cpp:940–949

{
public:
    static MySprite* create(std::string_view spritefilename)
    {
        auto sprite = new MySprite;
        sprite->initWithFile(spritefilename);
        sprite->autorelease();
        auto program      = backend::Program::getBuiltinProgram(backend::ProgramType::POSITION_TEXTURE_COLOR);
        auto programState = new backend::ProgramState(program);
        sprite->setProgramState(programState, true);
        return sprite;
    }
    bool setProgramState(backend::ProgramState* programState, bool ownPS = false) override;
    virtual void draw(Renderer* renderer, const Mat4& transform, uint32_t flags) override;