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Basic WormNestCaves are working

git-svn-id: http://mc-server.googlecode.com/svn/trunk@697 0a769ca7-a7f5-676a-18bf-c427514a06d6
This commit is contained in:
madmaxoft@gmail.com 2012-07-27 18:37:37 +00:00
parent b521456a01
commit ccd7e3f38c

View File

@ -91,8 +91,8 @@ public:
cDefPoints m_Points;
cCaveTunnel(
int a_BlockStartX, int a_BlockStartY, int a_BlockStartZ,
int a_BlockEndX, int a_BlockEndY, int a_BlockEndZ,
int a_BlockStartX, int a_BlockStartY, int a_BlockStartZ, int a_StartRadius,
int a_BlockEndX, int a_BlockEndY, int a_BlockEndZ, int a_EndRadius,
cNoise & a_Noise
);
@ -157,13 +157,13 @@ protected:
// cCaveTunnel:
cCaveTunnel::cCaveTunnel(
int a_BlockStartX, int a_BlockStartY, int a_BlockStartZ,
int a_BlockEndX, int a_BlockEndY, int a_BlockEndZ,
int a_BlockStartX, int a_BlockStartY, int a_BlockStartZ, int a_StartRadius,
int a_BlockEndX, int a_BlockEndY, int a_BlockEndZ, int a_EndRadius,
cNoise & a_Noise
)
{
m_Points.push_back(cDefPoint(a_BlockStartX, a_BlockStartY, a_BlockStartZ, 5));
m_Points.push_back(cDefPoint(a_BlockEndX, a_BlockEndY, a_BlockEndZ, 5));
m_Points.push_back(cDefPoint(a_BlockStartX, a_BlockStartY, a_BlockStartZ, a_StartRadius));
m_Points.push_back(cDefPoint(a_BlockEndX, a_BlockEndY, a_BlockEndZ, a_EndRadius));
if ((a_BlockStartY <= 0) && (a_BlockEndY <= 0))
{
@ -193,23 +193,30 @@ void cCaveTunnel::Randomize(cNoise & a_Noise)
int PrevX = m_Points.front().m_BlockX;
int PrevY = m_Points.front().m_BlockY;
int PrevZ = m_Points.front().m_BlockZ;
int PrevR = m_Points.front().m_Radius;
cDefPoints Pts;
Pts.reserve(m_Points.size() * 2);
Pts.reserve(m_Points.size() * 2 + 1);
Pts.push_back(m_Points.front());
for (cDefPoints::const_iterator itr = m_Points.begin() + 1, end = m_Points.end(); itr != end; ++itr)
{
int Random = a_Noise.IntNoise3DInt(PrevX, PrevY, PrevZ + i) / 11;
int len = (PrevX - itr->m_BlockX) * (PrevX - itr->m_BlockX);
len += (PrevY - itr->m_BlockY) * (PrevY - itr->m_BlockY);
len += (PrevZ - itr->m_BlockZ) * (PrevZ - itr->m_BlockZ);
len = 3 * (int)sqrt((double)len) / 4;
int x = (itr->m_BlockX + PrevX) / 2 + ((a_Noise.IntNoise3DInt(PrevX, PrevY, PrevZ + i) / 17) % (len + 1) - len / 2);
int y = (itr->m_BlockY + PrevY) / 2 + ((a_Noise.IntNoise3DInt(PrevY, PrevZ, PrevX + i) / 17) % (len / 2 + 1) - len / 4);
int z = (itr->m_BlockZ + PrevZ) / 2 + ((a_Noise.IntNoise3DInt(PrevZ, PrevX, PrevY + i) / 17) % (len + 1) - len / 2);
Pts.push_back(cDefPoint(x, y, z, 5));
int Rad = (PrevR + itr->m_Radius) / 2 + (Random % 3) - 1;
Random /= 4;
int x = (itr->m_BlockX + PrevX) / 2 + (Random % (len + 1) - len / 2);
Random /= 256;
int y = (itr->m_BlockY + PrevY) / 2 + (Random % (len / 2 + 1) - len / 4);
Random /= 256;
int z = (itr->m_BlockZ + PrevZ) / 2 + (Random % (len + 1) - len / 2);
Pts.push_back(cDefPoint(x, y, z, Rad));
Pts.push_back(*itr);
PrevX = itr->m_BlockX;
PrevY = itr->m_BlockY;
PrevZ = itr->m_BlockZ;
PrevR = itr->m_Radius;
}
std::swap(Pts, m_Points);
}
@ -471,14 +478,31 @@ void cCaveTunnel::ProcessChunk(
// Carve out a sphere around the xyz point, m_Radius in diameter:
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, 0);
int Top = std::min(itr->m_BlockY + itr->m_Radius, 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++)
{
// TODO
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)
{
cChunkDef::SetBlock(a_BlockTypes, x, y, z, E_BLOCK_AIR);
}
} // for y
} // for x, z
} // for itr - m_Points[]
/*
#ifdef _DEBUG
// For debugging purposes, outline the shape of the cave:
// For debugging purposes, outline the shape of the cave using glowstone, *after* carving the entire cave:
for (cDefPoints::const_iterator itr = m_Points.begin(), end = m_Points.end(); itr != end; ++itr)
{
int DifX = itr->m_BlockX - BlockStartX; // substitution for faster calc
int DifZ = itr->m_BlockZ - BlockStartZ; // substitution for faster calc
if (
(DifX >= 0) && (DifX < cChunkDef::Width) &&
(itr->m_BlockY > 0) && (itr->m_BlockY < cChunkDef::Height) &&
@ -487,8 +511,9 @@ void cCaveTunnel::ProcessChunk(
{
cChunkDef::SetBlock(a_BlockTypes, DifX, itr->m_BlockY, DifZ, E_BLOCK_GLOWSTONE);
}
#endif // _DEBUG
} // for itr - m_Points[]
#endif // _DEBUG
//*/
}
@ -637,16 +662,19 @@ void cStructGenWormNestCaves::cCaveSystem::GenerateTunnelsFromPoint(
)
{
int DoubleSize = m_Size * 2;
int Radius = 2 + (a_Noise.IntNoise3DInt(a_OriginX + a_OriginY, a_OriginY + a_OriginZ, a_OriginZ + a_OriginX) / 11) % 10;
for (int i = a_NumSegments - 1; i >= 0; --i)
{
int EndX = a_OriginX + (((a_Noise.IntNoise3DInt(a_OriginX, a_OriginY, a_OriginZ + 11 * a_NumSegments) / 7) % DoubleSize) - m_Size) / 2;
int EndY = a_OriginY + (((a_Noise.IntNoise3DInt(a_OriginY, 13 * a_NumSegments, a_OriginZ + a_OriginX) / 7) % DoubleSize) - m_Size) / 4;
int EndZ = a_OriginZ + (((a_Noise.IntNoise3DInt(a_OriginZ + 17 * a_NumSegments, a_OriginX, a_OriginY) / 7) % DoubleSize) - m_Size) / 2;
m_Tunnels.push_back(new cCaveTunnel(a_OriginX, a_OriginY, a_OriginZ, EndX, EndY, EndZ, a_Noise));
int EndR = 2 + (a_Noise.IntNoise3DInt(a_OriginX + 7 * i, a_OriginY + 11 * i, a_OriginZ + a_OriginX) / 11) % 10;
m_Tunnels.push_back(new cCaveTunnel(a_OriginX, a_OriginY, a_OriginZ, Radius, EndX, EndY, EndZ, EndR, a_Noise));
GenerateTunnelsFromPoint(EndX, EndY, EndZ, a_Noise, i);
a_OriginX = EndX;
a_OriginY = EndY;
a_OriginZ = EndZ;
Radius = EndR;
} // for i - a_NumSegments
}