int tools_uniformInt(int a, int b)
{
if (a < 0)
{
return uniformUINT(0, b - a) + a;
}
return uniformUINT(a, b);
}
void Drop::getDrop(int16_t& item, uint8_t& count, uint8_t& meta)
{
Drop *cur = this;
while (cur)
{
if (cur->probability >= uniformUINT(0, 9999))
{
item = cur->item_id;
count = cur->count;
if (cur->meta != -1) meta = (uint8_t)cur->meta;
return;
}
else
{
cur = cur->alt_drop.get();
}
}
count = 0;
}
void BiomeGen::AddDeposit(int x, int y, int z, int map, uint8_t block, int minDepoSize, int maxDepoSize, sChunk* chunk)
{
int depoSize = uniformUINT(maxDepoSize - minDepoSize, maxDepoSize);
for (int i = 0; i < depoSize; i++)
{
if (chunk->blocks[x + (z << 4) + (y << 8)] == BLOCK_STONE)
{
chunk->blocks[x + (z << 4) + (y << 8)] = block;
}
z = z + int(uniform_0_1()) - 1;
x = x + int(uniform_0_1()) - 1;
y = y + int(uniform_0_1()) - 1;
// If over chunk borders
if (z < 0 || z > 15 || x < 0 || x > 15 || y < 1)
{
break;
}
}
}
void BiomeGen::AddOre(int x, int z, int map, uint8_t type)
{
sChunk* chunk = ServerInstance->map(map)->getChunk(x, z);
int blockX, blockY, blockZ;
uint8_t block;
// Parameters for deposits
int startHeight, minDepoSize, maxDepoSize;
unsigned int count;
switch (type)
{
case BLOCK_COAL_ORE:
count = uniform_20_30(); // 20-30 coal deposits
startHeight = 90;
minDepoSize = 8;
maxDepoSize = 20;
break;
case BLOCK_IRON_ORE:
count = uniform_10_18(); // 10-18 iron deposits
startHeight = 60;
minDepoSize = 5;
maxDepoSize = 10;
break;
case BLOCK_GOLD_ORE:
count = uniform_4_9(); // 4-9 gold deposits
startHeight = 32;
minDepoSize = 5;
maxDepoSize = 8;
break;
case BLOCK_DIAMOND_ORE:
count = uniform_1_3(); // 1-3 diamond deposits
startHeight = 17;
minDepoSize = 4;
maxDepoSize = 7;
break;
case BLOCK_REDSTONE_ORE:
count = uniform_5_10(); // 5-10 redstone deposits
startHeight = 25;
minDepoSize = 5;
maxDepoSize = 20;
break;
case BLOCK_LAPIS_ORE:
count = uniform_1_3(); // 1-3 lapis lazuli deposits
startHeight = 17;
minDepoSize = 5;
maxDepoSize = 20;
break;
case BLOCK_GRAVEL:
count = uniform_10_30(); // 10-30 gravel deposits
startHeight = 90;
minDepoSize = 5;
maxDepoSize = 50;
break;
default:
return;
}
for (unsigned int i = 0; i < count; ++i)
{
blockX = uniform_8_12();
blockZ = uniform_8_12();
blockY = heightmap_pointer[(blockZ << 4) + blockX];
blockY -= 5;
// Check that startheight is not higher than height at that column
if (blockY > startHeight)
{
blockY = startHeight;
}
//blockX += xBlockpos;
//blockZ += zBlockpos;
// Calculate Y
blockY = uniformUINT(0, blockY);
block = chunk->blocks[blockX + (blockZ << 4) + (blockY << 8)];
// No ore in caves
if (block == BLOCK_AIR)
{
continue;
}
AddDeposit(blockX, blockY, blockZ, map, type, minDepoSize, maxDepoSize, chunk);
}
}
