Imports ajzat.tk/sectoredit/data ajzat.tk/sectoredit/grm3 ajzat.tk/sectoredit/keymapper ajzat.tk/sectoredit/pathfinder github.com/go-gl/gl/v2.1/gl github.com/go-gl/glfw/v3.2/glfw Standard library imports fmt image image/draw image/png log math os runtime time