spheres for pbr test
small renaming adoption
fix fake roughness values (0 = impossible )
adjust bloom factor
adopt new render pipeline to head scene
adopt yage 0.3
added spotlights
utilize makeSpotlight
added spotlights, adjust values
add lightIntensity
adopt lighting
lighting adjustments
clean up
switch to double
clean up
adopt `Seq`s in Scene
adopt `Seq` for `RenderPass`
exposure controlling
adopt yage api changes
gui positioning