# Planet Generator — Biome & Color Configuration
#
# Single source of truth for biome classification, color palettes,
# and rendering parameters. Loaded by planet_simulation.py,
# render_heightmap.py, and planet_renderer.py.
#
# Edit this file to adjust colors without touching Python code.

# ─────────────────────────────────────────────────────────────────────
# Whittaker biome classification table
#
# Temperature axis is ABSOLUTE KELVIN — not normalized per-world.
# Moisture axis is [0, 1].
# Order matters: first match wins.
# ─────────────────────────────────────────────────────────────────────

[[whittaker]]
id = 5
name = "tropical_rainforest"
temp_lo = 303
temp_hi = 999
moist_lo = 0.65
moist_hi = 1.00

[[whittaker]]
id = 6
name = "tropical_seasonal"
temp_lo = 303
temp_hi = 999
moist_lo = 0.35
moist_hi = 0.65

[[whittaker]]
id = 7
name = "savanna"
temp_lo = 293
temp_hi = 999
moist_lo = 0.18
moist_hi = 0.35

[[whittaker]]
id = 15
name = "hot_desert"
temp_lo = 303
temp_hi = 999
moist_lo = 0.00
moist_hi = 0.18

[[whittaker]]
id = 9
name = "temperate_deciduous"
temp_lo = 283
temp_hi = 308
moist_lo = 0.55
moist_hi = 1.00

[[whittaker]]
id = 8
name = "temperate_grassland"
temp_lo = 278
temp_hi = 303
moist_lo = 0.30
moist_hi = 0.55

[[whittaker]]
id = 10
name = "temperate_rainforest"
temp_lo = 278
temp_hi = 303
moist_lo = 0.60
moist_hi = 1.00

[[whittaker]]
id = 9
name = "temperate_deciduous_cool"
temp_lo = 273
temp_hi = 293
moist_lo = 0.30
moist_hi = 0.60

[[whittaker]]
id = 12
name = "shrubland"
temp_lo = 278
temp_hi = 303
moist_lo = 0.10
moist_hi = 0.30

[[whittaker]]
id = 14
name = "subtropical_desert"
temp_lo = 283
temp_hi = 308
moist_lo = 0.00
moist_hi = 0.18

[[whittaker]]
id = 13
name = "temperate_desert"
temp_lo = 273
temp_hi = 293
moist_lo = 0.00
moist_hi = 0.30

[[whittaker]]
id = 11
name = "boreal_taiga"
temp_lo = 253
temp_hi = 278
moist_lo = 0.40
moist_hi = 1.00

[[whittaker]]
id = 11
name = "boreal_dry"
temp_lo = 253
temp_hi = 278
moist_lo = 0.15
moist_hi = 0.40

[[whittaker]]
id = 16
name = "tundra"
temp_lo = 243
temp_hi = 263
moist_lo = 0.00
moist_hi = 1.00

[[whittaker]]
id = 16
name = "cold_tundra"
temp_lo = 233
temp_hi = 253
moist_lo = 0.20
moist_hi = 1.00

[[whittaker]]
id = 17
name = "ice_snow"
temp_lo = 200
temp_hi = 243
moist_lo = 0.00
moist_hi = 1.00

[[whittaker]]
id = 17
name = "ice_cold_dry"
temp_lo = 243
temp_hi = 273
moist_lo = 0.00
moist_hi = 0.15

# ─────────────────────────────────────────────────────────────────────
# Temperature bands per planet class (Kelvin)
# Fiction wins over physics — temperature is clamped to these bands.
# ─────────────────────────────────────────────────────────────────────

[temperature_bands]
temperate = [275, 305]
oceanic   = [278, 300]
forest    = [275, 308]
arid      = [295, 340]
frozen    = [210, 265]
volcanic  = [290, 380]
barren    = [180, 380]

# ─────────────────────────────────────────────────────────────────────
# Biome color palette
#
# Each biome class has two color modes:
#   cartographic — map colors (National Geographic style, readable)
#   photographic — orbital appearance (dark, muted, realistic)
#
# RGB values 0-255.
# ─────────────────────────────────────────────────────────────────────

[biome_colors]

# Ocean
0  = { name = "ocean_deep",           cartographic = [ 80, 155, 190], photographic = [ 18,  45,  80] }
1  = { name = "ocean_mid",            cartographic = [110, 185, 215], photographic = [ 28,  72, 115] }
2  = { name = "ocean_shallow",        cartographic = [150, 210, 230], photographic = [ 42, 105, 145] }

# Coast / lowland
3  = { name = "coast",                cartographic = [155, 185, 130], photographic = [ 90, 108,  75] }
4  = { name = "lowland",              cartographic = [120, 165, 100], photographic = [ 72,  98,  58] }

# Tropical
5  = { name = "tropical_rainforest",  cartographic = [ 50, 140,  65], photographic = [ 12,  38,  18] }
6  = { name = "tropical_seasonal",    cartographic = [ 90, 170,  75], photographic = [ 28,  65,  28] }
7  = { name = "savanna",              cartographic = [175, 210, 105], photographic = [108, 118,  55] }

# Temperate
8  = { name = "temperate_grassland",  cartographic = [190, 210, 110], photographic = [118, 128,  62] }
9  = { name = "temperate_deciduous",  cartographic = [ 70, 148,  70], photographic = [ 22,  55,  28] }
10 = { name = "temperate_rainforest", cartographic = [ 45, 125,  65], photographic = [ 15,  45,  22] }
11 = { name = "boreal_taiga",         cartographic = [ 28,  88,  55], photographic = [  8,  30,  18] }
12 = { name = "shrubland",            cartographic = [168, 168,  95], photographic = [ 98,  88,  55] }

# Desert
13 = { name = "temperate_desert",     cartographic = [215, 200, 155], photographic = [155, 138,  98] }
14 = { name = "subtropical_desert",   cartographic = [210, 165,  85], photographic = [148, 108,  62] }
15 = { name = "hot_desert",           cartographic = [215, 138,  55], photographic = [162,  98,  42] }

# Cold
16 = { name = "tundra",               cartographic = [198, 185, 145], photographic = [ 95,  88,  72] }
17 = { name = "ice_snow",             cartographic = [235, 238, 242], photographic = [218, 228, 238] }
18 = { name = "mountain_rock",        cartographic = [148, 135, 120], photographic = [ 88,  80,  72] }

# Volcanic
19 = { name = "lava_field",           cartographic = [ 55,  32,  22], photographic = [ 38,  22,  15] }

# Exotic / extremophile
20 = { name = "chemosynthetic_mat",   cartographic = [ 45,  88,  52], photographic = [ 18,  38,  22] }
21 = { name = "thermophilic_field",   cartographic = [118,  72,  40], photographic = [ 78,  45,  22] }
22 = { name = "sulfuric_scrub",       cartographic = [148, 130,  58], photographic = [ 98,  85,  35] }
23 = { name = "cryptobiotic_crust",   cartographic = [130, 118, 100], photographic = [ 78,  70,  58] }
24 = { name = "lithic_pioneer",       cartographic = [138, 125, 110], photographic = [ 82,  75,  65] }
25 = { name = "ash_field",            cartographic = [ 68,  58,  52], photographic = [ 42,  35,  30] }
26 = { name = "ice_shelf",            cartographic = [245, 246, 248], photographic = [235, 238, 242] }

# Dry terrain (atmosphere gate — non-vegetated)
27 = { name = "dust_plain",           cartographic = [195, 165, 115], photographic = [175, 142,  95] }
28 = { name = "rocky_highland",       cartographic = [175, 145, 105], photographic = [152, 122,  85] }
29 = { name = "warm_dust",            cartographic = [210, 175, 120], photographic = [188, 155, 105] }
30 = { name = "cold_rock",            cartographic = [160, 140, 115], photographic = [135, 118,  95] }

# Lunar terrain (grey rock)
31 = { name = "lunar_highland",       cartographic = [165, 165, 162], photographic = [138, 138, 135] }
32 = { name = "lunar_mare",           cartographic = [120, 120, 118], photographic = [100, 100,  98] }
33 = { name = "lunar_midland",        cartographic = [145, 145, 142], photographic = [118, 118, 115] }

# ─────────────────────────────────────────────────────────────────────
# Rendering colors (not biome-specific)
# ─────────────────────────────────────────────────────────────────────

[render_colors]
river     = [ 80, 140, 200]
coastline = [ 30,  45,  35]

# ─────────────────────────────────────────────────────────────────────
# Star tints — subtle color shift from stellar type
# Applied multiplicatively to surface lighting.
# ─────────────────────────────────────────────────────────────────────

[star_tints]
O = [0.90, 0.92, 1.00]
B = [0.94, 0.96, 1.00]
A = [0.97, 0.98, 1.00]
F = [1.00, 0.99, 0.97]
G = [1.00, 0.97, 0.93]
K = [1.00, 0.93, 0.85]
M = [1.00, 0.88, 0.78]

# ─────────────────────────────────────────────────────────────────────
# Atmosphere rim colors per planet class (globe renderer)
# null = no atmosphere glow
# ─────────────────────────────────────────────────────────────────────

[atmosphere_colors]
temperate        = [0.45, 0.65, 1.00]
oceanic          = [0.40, 0.60, 1.00]
forest           = [0.42, 0.68, 0.80]
arid             = [0.90, 0.72, 0.50]
martian          = [0.82, 0.58, 0.40]
frozen           = [0.75, 0.88, 1.00]
volcanic         = [0.55, 0.40, 0.30]

# ─────────────────────────────────────────────────────────────────────
# Gas giant band palettes (globe renderer)
# Each palette is a list of RGB band colors.
# ─────────────────────────────────────────────────────────────────────

[gas_palettes]
jovian    = [[0.78, 0.62, 0.44], [0.60, 0.44, 0.30], [0.88, 0.76, 0.60],
             [0.72, 0.55, 0.38], [0.92, 0.84, 0.70], [0.55, 0.40, 0.28]]
neptunian = [[0.25, 0.45, 0.75], [0.35, 0.58, 0.85], [0.18, 0.35, 0.65],
             [0.42, 0.65, 0.90], [0.20, 0.40, 0.70], [0.50, 0.70, 0.92]]
saturnian = [[0.82, 0.74, 0.55], [0.75, 0.66, 0.48], [0.88, 0.80, 0.62],
             [0.70, 0.62, 0.44], [0.92, 0.86, 0.68], [0.65, 0.58, 0.42]]
icy       = [[0.78, 0.85, 0.92], [0.70, 0.80, 0.90], [0.85, 0.90, 0.95],
             [0.65, 0.75, 0.88], [0.90, 0.93, 0.97], [0.60, 0.70, 0.85]]
sulfuric  = [[0.88, 0.80, 0.22], [0.80, 0.65, 0.18], [0.92, 0.86, 0.35],
             [0.75, 0.60, 0.15], [0.85, 0.75, 0.28], [0.70, 0.55, 0.12]]
infernal  = [[0.65, 0.18, 0.12], [0.45, 0.12, 0.08], [0.80, 0.25, 0.15],
             [0.55, 0.15, 0.10], [0.72, 0.20, 0.12], [0.38, 0.10, 0.06]]

# Locked selection list for deterministic random palette assignment.
# Order matters — changing this changes which body gets which palette.
# Only add to the end. Never reorder or remove.
selection_order = ["jovian", "neptunian", "saturnian", "icy", "sulfuric", "infernal"]

# ─────────────────────────────────────────────────────────────────────
# Crater scaling factors
# atmosphere: fraction of impactors that survive entry
# tectonics: fraction of craters preserved (not resurfaced)
# Final crater count = base_count × atmo_factor × tect_factor
# ─────────────────────────────────────────────────────────────────────

[crater_scaling]
base_count = 300

[crater_scaling.atmosphere]
none     = 1.0
thin     = 0.6
standard = 0.25
thick    = 0.08

[crater_scaling.tectonics]
none     = 1.0
low      = 0.7
active   = 0.3
extreme  = 0.1

# ─────────────────────────────────────────────────────────────────────
# Exotic biome class IDs (modifier stack in compute_biome)
# ─────────────────────────────────────────────────────────────────────

[exotic_classes]
chemosynthetic_mat = 20
thermophilic_field = 21
sulfuric_scrub     = 22
cryptobiotic_crust = 23
ash_field          = 25
lava_field         = 19
ice_shelf          = 26