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WormNestCaves: tweaked a bit not to produce the single-block holes in the floor

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git-svn-id: http://mc-server.googlecode.com/svn/trunk@1296 0a769ca7-a7f5-676a-18bf-c427514a06d6
This commit is contained in:
madmaxoft@gmail.com 2013-03-22 14:54:59 +00:00
parent 18343674b3
commit 3f372ea466
1 changed files with 5 additions and 5 deletions
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10
source/Generating/Caves.cpp
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@ -479,19 +479,19 @@ void cCaveTunnel::ProcessChunk(
continue;
}
// Carve out a sphere around the xyz point, m_Radius in diameter:
// Carve out a sphere around the xyz point, m_Radius in diameter; skip 20 % off the top and bottom:
int DifX = itr->m_BlockX - BlockStartX; // substitution for faster calc
int DifY = itr->m_BlockY;
int DifZ = itr->m_BlockZ - BlockStartZ; // substitution for faster calc
int Bottom = std::max(itr->m_BlockY - itr->m_Radius, 1);
int Top = std::min(itr->m_BlockY + itr->m_Radius, (int)(cChunkDef::Height)); // Stupid gcc needs int cast
int Bottom = std::max(itr->m_BlockY - 4 * itr->m_Radius / 5, 1);
int Top = std::min(itr->m_BlockY + 4 * itr->m_Radius / 5, (int)(cChunkDef::Height));
int SqRad = itr->m_Radius * itr->m_Radius;
for (int z = 0; z < cChunkDef::Width; z++) for (int x = 0; x < cChunkDef::Width; x++)
{
for (int y = Bottom; y <= Top; y++)
{
int SqDist = (DifX - x) * (DifX - x) + (DifY - y) * (DifY - y) + (DifZ - z) * (DifZ - z);
if (6 * SqDist <= SqRad)
if (SqDist <= SqRad)
{
switch (cChunkDef::GetBlock(a_BlockTypes, x, y, z))
{
@ -722,7 +722,7 @@ int cStructGenWormNestCaves::cCaveSystem::GetRadius(cNoise & a_Noise, int a_Orig
*/
// The algorithm of choice: Divide a constant by the random number returned, thus producing a hyperbole-shaped noise distribution
int res = 4 + (32 / ((rnd & 0xff) + 2));
int res = 2 + (32 / ((rnd & 0xff) + 2));
return res;
}