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Preparation for a simple structure search.

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This commit is contained in:
Cubitect 2020-04-22 23:19:26 +02:00
parent e3d56411da
commit d147f43ba2
1 changed files with 47 additions and 20 deletions
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67
find_compactbiomes.c
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@ -7,8 +7,11 @@ struct compactinfo_t
int64_t seedStart, seedEnd;
unsigned int range;
BiomeFilter filter;
int withHut, withMonument;
int minscale;
};
#ifdef USE_PTHREAD
static void *searchCompactBiomesThread(void *data)
#else
@ -23,28 +26,43 @@ static DWORD WINAPI searchCompactBiomesThread(LPVOID data)
LayerStack g = setupGenerator(MC_1_14);
int *cache = allocCache(&g.layers[L_VORONOI_ZOOM_1], w, h);
for (s = info.seedStart; s < info.seedEnd; s++)
for (s = info.seedStart; s != info.seedEnd; s++)
{
if (checkForBiomes(&g, cache, s, ax, az, w, h, info.filter, 1))
if (checkForBiomes(&g, cache, s, ax, az, w, h, info.filter, info.minscale))
{
int x, z;
int has_hut = 0, has_monument = 0;
for (z = -2; z < 2; z++)
if (info.withHut)
{
for (x = -2; x < 2; x++)
int r = info.range / SWAMP_HUT_CONFIG.regionSize;
for (z = -r; z < r; z++)
{
Pos p;
p = getStructurePos(SWAMP_HUT_CONFIG, s, x, z);
if (isViableFeaturePos(Swamp_Hut, g, cache, p.x, p.z))
has_hut = 1;
p = getLargeStructurePos(MONUMENT_CONFIG, s, x, z);
if (isViableOceanMonumentPos(g, cache, p.x, p.z))
has_monument = 1;
for (x = -r; x < r; x++)
{
Pos p;
p = getStructurePos(SWAMP_HUT_CONFIG, s, x, z);
if (isViableFeaturePos(Swamp_Hut, g, cache, p.x, p.z))
goto L_hut_found;
}
}
}
if (!has_hut || !has_monument)
continue;
L_hut_found:;
}
if (info.withMonument)
{
int r = info.range / MONUMENT_CONFIG.regionSize;
for (z = -r; z < r; z++)
{
for (x = -r; x < r; x++)
{
Pos p;
p = getLargeStructurePos(MONUMENT_CONFIG, s, x, z);
if (isViableOceanMonumentPos(g, cache, p.x, p.z))
goto L_monument_found;
}
}
continue;
L_monument_found:;
}
printf("%ld\n", s);
fflush(stdout);
@ -68,6 +86,8 @@ int main(int argc, char *argv[])
int64_t seedStart, seedEnd;
unsigned int threads, t, range;
BiomeFilter filter;
int withHut, withMonument;
int minscale;
// arguments
if (argc <= 0)
@ -75,19 +95,23 @@ int main(int argc, char *argv[])
printf( "find_compactbiomes [seed_start] [seed_end] [threads] [range]\n"
"\n"
" seed_start starting seed for search [long, default=0]\n"
" end_start end seed for search [long, default=1e8]\n"
" end_start end seed for search [long, default=-1]\n"
" threads number of threads to use [uint, default=1]\n"
" range search range (in blocks) [uint, default=1024]\n");
exit(1);
}
if (argc <= 1 || sscanf(argv[1], "%" PRId64, &seedStart) != 1) seedStart = 0;
if (argc <= 2 || sscanf(argv[2], "%" PRId64, &seedEnd) != 1) seedEnd = 100000000LL;
if (argc <= 2 || sscanf(argv[2], "%" PRId64, &seedEnd) != 1) seedEnd = -1;
if (argc <= 3 || sscanf(argv[3], "%u", &threads) != 1) threads = 1;
if (argc <= 4 || sscanf(argv[4], "%u", &range) != 1) range = 1024;
// TODO: set up a customisable biome filter
filter = setupBiomeFilter(BIOMES_L13_OCEAN_MIX_4,
sizeof(BIOMES_L13_OCEAN_MIX_4)/sizeof(int));
minscale = 1; // terminate search at this layer scale
// TODO: simple structure filter
withHut = 0;
withMonument = 0;
printf("Starting search through seeds %" PRId64 " to %" PRId64", using %u threads.\n"
"Search radius = %u.\n", seedStart, seedEnd, threads, range);
@ -96,13 +120,16 @@ int main(int argc, char *argv[])
struct compactinfo_t info[threads];
// store thread information
uint64_t seedCnt = ((uint64_t)seedEnd - (uint64_t)seedStart) / threads;
for (t = 0; t < threads; t++)
{
int64_t seedCnt = (seedEnd - seedStart) / threads;
info[t].seedStart = seedStart + seedCnt * t;
info[t].seedEnd = seedStart + seedCnt * (t+1) + 1;
info[t].seedStart = (int64_t)(seedStart + seedCnt * t);
info[t].seedEnd = (int64_t)(seedStart + seedCnt * (t+1));
info[t].range = range;
info[t].filter = filter;
info[t].withHut = withHut;
info[t].withMonument = withMonument;
info[t].minscale = minscale;
}
info[threads-1].seedEnd = seedEnd;