; REM: volumetric clouds in main menu scenes (one of the intro scenes picked at random at start-up).
; The renderer draws each [Nebula] as a lit volume over its base's room scene; without volumetric
; nebulae (NebulaVolume off, HDR off) the scene shows without them. Positions are in the scene's
; THN coordinates (m; the camera at the origin looks down -z).

; the crystal graveyard (Scripts\Intro\intro_crystals.thn): a cloud bank behind and round the spires
[Nebula]
base = Intro6_Base
pos = 1700, 300, -6500
; yaw, pitch, roll (degrees) and the ellipsoid's radii (m)
rotate = 0, 0, 18
size = 2600, 900, 1400
; fog colour (0..1) and how far one sees inside (m: less is denser)
fog_color = 0.02, 0.04, 0.1
fog_distance = 6000
; cloud puffs: radius (m), drift, colour a / b, ambient light, the star's light through them, opacity
puff_radius = 380
drift = 1
puff_color_a = 0.16, 0.26, 0.55
puff_color_b = 0.04, 0.08, 0.22
ambient = 0.02, 0.04, 0.1
burn_through = 0.45
max_alpha = 0.4
; lightning: seconds between flashes, flash length (s), intensity, and its hue
lightning = 12, 0.4, 1
lightning_color = 0.6, 0.8, 1
; the star it is lit from (Sun_1 in the THN) and its reach (m)
sun = 3791, 766, -9000, 60000

; a thinner bank drifting in front, lower left
[Nebula]
base = Intro6_Base
pos = -500, -700, -3400
rotate = 30, 0, -10
size = 1200, 400, 700
fog_color = 0.02, 0.035, 0.08
fog_distance = 7000
puff_radius = 260
drift = 1.5
puff_color_a = 0.14, 0.22, 0.48
puff_color_b = 0.03, 0.07, 0.2
ambient = 0.02, 0.03, 0.08
burn_through = 0.5
max_alpha = 0.3
lightning = 30, 0.3, 0.6
lightning_color = 0.6, 0.8, 1
sun = 3791, 766, -9000, 60000