The CEDEC version of Advanced Procedural Rendering in DirectX11. Some sections shortened for time slot / translation. New material added about GPU raytracing and order independent transparency.

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8. d = Box(pos)
Box(pos, size)
{
a = abs(pos-size) - size;
return max(a.x,a.y,a.z);
}

9. d = Box(pos)
c = fmod(pos * A, B)
subD = max(c.y,min(c.y,c.z))
d = max(d, -subD)

10. d = Box(pos)
c = fmod(pos * A, B)
subD = max(c.y,min(c.y,c.z))
subD = min(subD,cylinder(c))
subD = max(subD, Windows())
d = max(d, -subD)

11. d = Box(pos)
e = fmod(pos + N, M)
floorD = Box(e)
d = max(d, -floorD)

12. d = Box(pos)
e = fmod(pos + N, M)
floorD = Box(e)
floorD = min(floorD,holes())
d = max(d, -floorD)

13. d = Box(pos)
c = fmod(pos * A, B)
subD = max(c.y,min(c.y,c.z))
subD = min(subD,cylinder(c))
subD = max(subD, Windows())
e = fmod(pos + N, M)
floorD = Box(e)
floorD = min(floorD,holes())
d = max(d, -subD)
d = max(d, -floorD)

14. pos.y = frac(pos.y)
d = Box(pos)
c = fmod(pos * A, B)
subD = max(c.y,min(c.y,c.z))
subD = min(subD,cylinder(c))
subD = max(subD, Windows())
e = fmod(pos + N, M)
floorD = Box(e)
floorD = min(floorD,holes())
d = max(d, -subD)
d = max(d, -floorD)

15. pos.xy = frac(pos.xy)
d = Box(pos)
c = fmod(pos * A, B)
subD = max(c.y,min(c.y,c.z))
subD = min(subD,cylinder(c))
subD = max(subD, Windows())
e = fmod(pos + N, M)
floorD = Box(e)
floorD = min(floorD,holes())
d = max(d, -subD)
d = max(d, -floorD)

17. Lighting
Tone mapping

18. Deferred texturing
God rays

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(Imagine it in 3D)

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