:\Projects\Dragon2D>dub build --force
Performing "debug" build using dmd for x86.
derelict-util 2.0.6: building configuration "library"...
derelict-gl3 1.0.19: building configuration "library"...
derelict-sdl2 1.9.7: building configuration "library"...
gl3n 1.3.1: building configuration "library"...
dragon2d:d2dlib 0.3.0-alpha: building configuration "library"...
source\lib\d2d\util\serialize.d(20,44): Deprecation: gl3n.linalg.to is not visible from module uielement
source\lib\d2d\system\env.d(62,18): Deprecation: gl3n.linalg.to is not visible from module env
source\lib\d2d\system\env.d(62,44): Deprecation: gl3n.linalg.to is not visible from module env
dragon2d 0.3.0-alpha: building configuration "game"...
Linking...