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Tune mapgen

master
Perttu Ahola 2012-04-07 19:57:26 +03:00
parent e879c92596
commit dca28b9e12
1 changed files with 15 additions and 7 deletions
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22
src/mapgen.cpp
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@ -1297,7 +1297,7 @@ BiomeType get_biome(u64 seed, v2s16 p2d)
double d = noise2d_perlin( double d = noise2d_perlin(
0.6+(float)p2d.X/250, 0.2+(float)p2d.Y/250, 0.6+(float)p2d.X/250, 0.2+(float)p2d.Y/250,
seed+9130, 3, 0.50); seed+9130, 3, 0.50);
if(d > 0.2) if(d > 0.35)
return BT_DESERT; return BT_DESERT;
return BT_NORMAL; return BT_NORMAL;
}; };
@ -1510,10 +1510,11 @@ void make_block(BlockMakeData *data)
0.5+(double)node_min.X/250, 0.5+(double)node_min.Y/250, 0.5+(double)node_min.X/250, 0.5+(double)node_min.Y/250,
data->seed+34329, 3, 0.50); data->seed+34329, 3, 0.50);
cave_amount = MYMAX(0.0, cave_amount); cave_amount = MYMAX(0.0, cave_amount);
u32 caves_count = cave_amount * volume_nodes / 20000; u32 caves_count = cave_amount * volume_nodes / 50000;
u32 bruises_count = 1; u32 bruises_count = 1;
PseudoRandom ps(blockseed+21343); PseudoRandom ps(blockseed+21343);
if(ps.range(1, 4) == 1) PseudoRandom ps2(blockseed+1032);
if(ps.range(1, 6) == 1)
bruises_count = ps.range(0, ps.range(0, 2)); bruises_count = ps.range(0, ps.range(0, 2));
if(get_biome(data->seed, v2s16(node_min.X, node_min.Y)) == BT_DESERT){ if(get_biome(data->seed, v2s16(node_min.X, node_min.Y)) == BT_DESERT){
caves_count /= 3; caves_count /= 3;
@ -1523,7 +1524,7 @@ void make_block(BlockMakeData *data)
{ {
bool large_cave = (jj >= caves_count); bool large_cave = (jj >= caves_count);
s16 min_tunnel_diameter = 2; s16 min_tunnel_diameter = 2;
s16 max_tunnel_diameter = ps.range(2,5); s16 max_tunnel_diameter = ps.range(2,6);
int dswitchint = ps.range(1,14); int dswitchint = ps.range(1,14);
u16 tunnel_routepoints = 0; u16 tunnel_routepoints = 0;
int part_max_length_rs = 0; int part_max_length_rs = 0;
@ -1629,12 +1630,15 @@ void make_block(BlockMakeData *data)
); );
main_direction *= (float)ps.range(0, 10)/10; main_direction *= (float)ps.range(0, 10)/10;
} }
// Randomize size // Randomize size
s16 min_d = min_tunnel_diameter; s16 min_d = min_tunnel_diameter;
s16 max_d = max_tunnel_diameter; s16 max_d = max_tunnel_diameter;
s16 rs = ps.range(min_d, max_d); s16 rs = ps.range(min_d, max_d);
// Every second section is rough
bool randomize_xz = (ps2.range(1,2) == 1);
v3s16 maxlen; v3s16 maxlen;
if(large_cave) if(large_cave)
{ {
@ -1703,8 +1707,12 @@ void make_block(BlockMakeData *data)
fp.Z += 0.1*ps.range(-10,10); fp.Z += 0.1*ps.range(-10,10);
v3s16 cp(fp.X, fp.Y, fp.Z); v3s16 cp(fp.X, fp.Y, fp.Z);
s16 d0 = -rs/2 + ps.range(-1,1); s16 d0 = -rs/2;
s16 d1 = d0 + rs + ps.range(-1,1); s16 d1 = d0 + rs;
if(randomize_xz){
d0 += ps.range(-1,1);
d1 += ps.range(-1,1);
}
for(s16 z0=d0; z0<=d1; z0++) for(s16 z0=d0; z0<=d1; z0++)
{ {
s16 si = rs/2 - MYMAX(0, abs(z0)-rs/7-1); s16 si = rs/2 - MYMAX(0, abs(z0)-rs/7-1);