SHADER_FILES = \
    $$PWD/blur.vert \
    $$PWD/blur.frag \
    $$PWD/glow.frag \
    $$PWD/+glslcore/blur.vert \
    $$PWD/+glslcore/blur.frag \
    $$PWD/+glslcore/glow.frag \
    $$PWD/+hlsl/blur.vert \
    $$PWD/+hlsl/blur.frag \
    $$PWD/+hlsl/glow.frag