Method New

common/fps.go:29–67

New is called when FPSSystem is added to the world

(w *ecs.World)

// New is called when FPSSystem is added to the world
func (f *FPSSystem) New(w *ecs.World) {
	if f.Display {
		if f.Font == nil {
			if err := engo.Files.LoadReaderData("gomonobold_fps.ttf", bytes.NewReader(gomonobold.TTF)); err != nil {
				panic("unable to load gomonobold.ttf for the fps system! Error was: " + err.Error())
			}

			f.Font = &Font{
				URL:  "gomonobold_fps.ttf",
				FG:   color.White,
				BG:   color.Black,
				Size: 32,
			}

			if err := f.Font.CreatePreloaded(); err != nil {
				panic("unable to create gomonobold.ttf for the fps system! Error was: " + err.Error())
			}
		}

		txt := Text{
			Font: f.Font,
			Text: f.DisplayString(),
		}
		b := ecs.NewBasic()
		f.entity.BasicEntity = &b
		f.entity.RenderComponent = &RenderComponent{
			Drawable: txt,
		}
		f.entity.RenderComponent.SetShader(HUDShader)
		f.entity.RenderComponent.SetZIndex(1000)
		f.entity.SpaceComponent = &SpaceComponent{}
		for _, system := range w.Systems() {
			switch sys := system.(type) {
			case *RenderSystem:
				sys.Add(f.entity.BasicEntity, f.entity.RenderComponent, f.entity.SpaceComponent)
			}
		}
	}
}

// Add doesn't do anything since New creates the only entity used
func (*FPSSystem) Add() {}