Imports
- github.com/go-gl/gl/v4.6-core/gl
- github.com/go-gl/glfw/v3.3/glfw
- github.com/mokiat/gomath/dprec
- github.com/mokiat/lacking/app
- github.com/mokiat/lacking/audio
- github.com/mokiat/lacking/log
- github.com/mokiat/lacking/render
- github.com/mokiat/lacking/util/resource
- golang.org/x/image/bmp