public GameBase(Form form, int window_size_w, int window_size_h, DlgMainLoopOneFrame dlg_main_loop_one_frame = null, bool is_fps_show = false)
{
game_base = this;
this.form = form;
this.window_size_w = window_size_w;
this.window_size_h = window_size_h;
this.is_fps_show = is_fps_show;
this.dlg_main_loop_one_frame = dlg_main_loop_one_frame;
form.ClientSize = new Size(window_size_w, window_size_h);
int sh = System.Windows.Forms.Screen.PrimaryScreen.Bounds.Height;
int sw = System.Windows.Forms.Screen.PrimaryScreen.Bounds.Width;
form.Location = new Point((sw - form.Size.Width) / 2, (sh - form.Size.Height) / 2);
WaitTimer.InitClass();
input = new Input(form);
DX.SetUserWindow(form.Handle); //DxLibの親ウインドウをこのフォームウインドウにセット
DX.DxLib_Init();
DX.SetDrawMode(DX.DX_DRAWMODE_BILINEAR);
}