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Biome API: Revert biomes, decos, ores being relative to water level

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Feature is unnecessary and would greatly complicate future development,
it would also make 'get biome at pos' extremely complex.
Mgv7: Revert option to repeat surface biomes in floatlands, which
depended on the above.
This commit is contained in:
paramat 2017-09-17 00:26:20 +01:00 • committed by paramat
parent 76817fdf98
commit 27144b4716
16 changed files with 42 additions and 99 deletions
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10
src/mapgen.cpp
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@ -613,7 +613,7 @@ MapgenBasic::~MapgenBasic()
void MapgenBasic::generateBiomes(MgStoneType *mgstone_type,
content_t *biome_stone, s16 biome_zero_level)
content_t *biome_stone)
{
// can't generate biomes without a biome generator!
assert(biomegen);
@ -665,10 +665,7 @@ void MapgenBasic::generateBiomes(MgStoneType *mgstone_type,
if (is_stone_surface || is_water_surface) {
// (Re)calculate biome
// Limit to +-MAX MAP GENERATION LIMIT to work with biome y_min / y_max.
s32 relative_y = rangelim(y - biome_zero_level,
-MAX_MAP_GENERATION_LIMIT, MAX_MAP_GENERATION_LIMIT);
biome = biomegen->getBiomeAtIndex(index, relative_y);
biome = biomegen->getBiomeAtIndex(index, y);
if (biomemap[index] == BIOME_NONE && is_stone_surface)
biomemap[index] = biome->index;
@ -679,8 +676,7 @@ void MapgenBasic::generateBiomes(MgStoneType *mgstone_type,
noise_filler_depth->result[index], 0.0f);
depth_water_top = biome->depth_water_top;
depth_riverbed = biome->depth_riverbed;
biome_y_min = rangelim(biome->y_min + biome_zero_level,
-MAX_MAP_GENERATION_LIMIT, MAX_MAP_GENERATION_LIMIT);
biome_y_min = biome->y_min;
// Detect stone type for dungeons during every biome calculation.
// If none detected the last selected biome stone is chosen.