annabunches/a_pleasant_stroll
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Less dense forests, make map sections square, better documentation.

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This commit is contained in:
Anna Rose 2019-12-05 22:02:04 -05:00
parent c0f9ebbdb8
commit bbd3c089d9
1 changed files with 7 additions and 4 deletions
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11
mapgen.lua
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@ -1,8 +1,8 @@
--- Procedural generation methods --- Procedural generation methods
function init_mapgen() function init_mapgen()
uid_seed = 1229 -- arbitrarily chosen number uid_seed = 2229 -- arbitrarily chosen number
block_size = 128 block_size = 64
-- Sprite ratios for different biomes, of the form { "biome_name": {frequency, sprite index} ... } } -- Sprite ratios for different biomes, of the form { "biome_name": {frequency, sprite index} ... } }
-- frequencies don't have to add up to 100, but they should by convention -- frequencies don't have to add up to 100, but they should by convention
@ -15,12 +15,12 @@ function init_mapgen()
-- * 6 - pink flowers -- * 6 - pink flowers
-- * 7 - mushrooms -- * 7 - mushrooms
biomes = { grassland = { {40, 2}, {28, 5}, {28, 6}, {3, 3}, {1, 4} }, biomes = { grassland = { {40, 2}, {28, 5}, {28, 6}, {3, 3}, {1, 4} },
forest = { {40, 2}, {50, 4}, {5, 3}, {4, 5}, {1, 7} } } forest = { {50, 2}, {40, 4}, {5, 3}, {4, 5}, {1, 7} } }
build_biome("forest") build_biome("forest")
end end
-- use biome1 -- use biome1 if mix == false
function build_biome(biome1, biome2, mix) function build_biome(biome1, biome2, mix)
if mix == true then if mix == true then
else else
@ -28,6 +28,9 @@ function build_biome(biome1, biome2, mix)
end end
-- global variable used for lookup during mapgen -- global variable used for lookup during mapgen
-- build_biome() writes the biome_lookup table such
-- that biome_lookup[uid] returns a sprite index,
-- weighted by the frequency information for current biome.
biome_lookup = {} biome_lookup = {}
for i=1,#frequencies do for i=1,#frequencies do
local tuple=frequencies[i] local tuple=frequencies[i]