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Fixed runtime crashes in generator on Raspberry Pi (damn picky gcc!) 

git-svn-id: http://mc-server.googlecode.com/svn/trunk@714 0a769ca7-a7f5-676a-18bf-c427514a06d6
This commit is contained in:
madmaxoft@gmail.com 2012-08-06 10:41:49 +00:00
parent 323612e5c0
commit 3884503031
2 changed files with 42 additions and 42 deletions
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48
source/Caves.cpp
View File

@ -42,14 +42,14 @@ reduced in complexity in order for this generator to be useful, so the caves' sh
struct cDefPoint
struct cCaveDefPoint
{
int m_BlockX;
int m_BlockY;
int m_BlockZ;
int m_Radius;
cDefPoint(int a_BlockX, int a_BlockY, int a_BlockZ, int a_Radius) :
cCaveDefPoint(int a_BlockX, int a_BlockY, int a_BlockZ, int a_Radius) :
m_BlockX(a_BlockX),
m_BlockY(a_BlockY),
m_BlockZ(a_BlockZ),
@ -58,7 +58,7 @@ struct cDefPoint
}
} ;
typedef std::vector<cDefPoint> cDefPoints;
typedef std::vector<cCaveDefPoint> cCaveDefPoints;
@ -76,7 +76,7 @@ class cCaveTunnel
void Randomize(cNoise & a_Noise);
/// Refines (adds and smooths) defpoints from a_Src into a_Dst; returns false if no refinement possible (segments too short)
bool RefineDefPoints(const cDefPoints & a_Src, cDefPoints & a_Dst);
bool RefineDefPoints(const cCaveDefPoints & a_Src, cCaveDefPoints & a_Dst);
/// Does rounds of smoothing, two passes of RefineDefPoints(), as long as they return true
void Smooth(void);
@ -88,7 +88,7 @@ class cCaveTunnel
void CalcBoundingBox(void);
public:
cDefPoints m_Points;
cCaveDefPoints m_Points;
cCaveTunnel(
int a_BlockStartX, int a_BlockStartY, int a_BlockStartZ, int a_StartRadius,
@ -162,8 +162,8 @@ cCaveTunnel::cCaveTunnel(
cNoise & a_Noise
)
{
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));
m_Points.push_back(cCaveDefPoint(a_BlockStartX, a_BlockStartY, a_BlockStartZ, a_StartRadius));
m_Points.push_back(cCaveDefPoint(a_BlockEndX, a_BlockEndY, a_BlockEndZ, a_EndRadius));
if ((a_BlockStartY <= 0) && (a_BlockEndY <= 0))
{
@ -194,10 +194,10 @@ void cCaveTunnel::Randomize(cNoise & a_Noise)
int PrevY = m_Points.front().m_BlockY;
int PrevZ = m_Points.front().m_BlockZ;
int PrevR = m_Points.front().m_Radius;
cDefPoints Pts;
cCaveDefPoints Pts;
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)
for (cCaveDefPoints::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);
@ -211,7 +211,7 @@ void cCaveTunnel::Randomize(cNoise & a_Noise)
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(cCaveDefPoint(x, y, z, Rad));
Pts.push_back(*itr);
PrevX = itr->m_BlockX;
PrevY = itr->m_BlockY;
@ -226,14 +226,14 @@ void cCaveTunnel::Randomize(cNoise & a_Noise)
bool cCaveTunnel::RefineDefPoints(const cDefPoints & a_Src, cDefPoints & a_Dst)
bool cCaveTunnel::RefineDefPoints(const cCaveDefPoints & a_Src, cCaveDefPoints & a_Dst)
{
// Smoothing: for each line segment, add points on its 1/4 lengths
bool res = false;
int Num = a_Src.size() - 2; // this many intermediary points
a_Dst.clear();
a_Dst.reserve(Num * 2 + 2);
cDefPoints::const_iterator itr = a_Src.begin() + 1;
cCaveDefPoints::const_iterator itr = a_Src.begin() + 1;
a_Dst.push_back(a_Src.front());
int PrevX = a_Src.front().m_BlockX;
int PrevY = a_Src.front().m_BlockY;
@ -256,8 +256,8 @@ bool cCaveTunnel::RefineDefPoints(const cDefPoints & a_Src, cDefPoints & a_Dst)
int dr = itr->m_Radius - PrevR;
int Rad1 = std::max(PrevR + 1 * dr / 4, 1);
int Rad2 = std::max(PrevR + 3 * dr / 4, 1);
a_Dst.push_back(cDefPoint(PrevX + 1 * dx / 4, PrevY + 1 * dy / 4, PrevZ + 1 * dz / 4, Rad1));
a_Dst.push_back(cDefPoint(PrevX + 3 * dx / 4, PrevY + 3 * dy / 4, PrevZ + 3 * dz / 4, Rad2));
a_Dst.push_back(cCaveDefPoint(PrevX + 1 * dx / 4, PrevY + 1 * dy / 4, PrevZ + 1 * dz / 4, Rad1));
a_Dst.push_back(cCaveDefPoint(PrevX + 3 * dx / 4, PrevY + 3 * dy / 4, PrevZ + 3 * dz / 4, Rad2));
PrevX = itr->m_BlockX;
PrevY = itr->m_BlockY;
PrevZ = itr->m_BlockZ;
@ -274,7 +274,7 @@ bool cCaveTunnel::RefineDefPoints(const cDefPoints & a_Src, cDefPoints & a_Dst)
void cCaveTunnel::Smooth(void)
{
cDefPoints Pts;
cCaveDefPoints Pts;
while (true)
{
if (!RefineDefPoints(m_Points, Pts))
@ -296,14 +296,14 @@ void cCaveTunnel::Smooth(void)
void cCaveTunnel::FinishLinear(void)
{
// For each segment, use Bresenham's 3D line algorithm to draw a "line" of defpoints
cDefPoints Pts;
cCaveDefPoints Pts;
std::swap(Pts, m_Points);
m_Points.reserve(Pts.size() * 3);
int PrevX = Pts.front().m_BlockX;
int PrevY = Pts.front().m_BlockY;
int PrevZ = Pts.front().m_BlockZ;
for (cDefPoints::const_iterator itr = Pts.begin() + 1, end = Pts.end(); itr != end; ++itr)
for (cCaveDefPoints::const_iterator itr = Pts.begin() + 1, end = Pts.end(); itr != end; ++itr)
{
int x1 = itr->m_BlockX;
int y1 = itr->m_BlockY;
@ -324,7 +324,7 @@ void cCaveTunnel::FinishLinear(void)
while (true)
{
m_Points.push_back(cDefPoint(PrevX, PrevY, PrevZ, R));
m_Points.push_back(cCaveDefPoint(PrevX, PrevY, PrevZ, R));
if (PrevX == x1)
{
@ -356,7 +356,7 @@ void cCaveTunnel::FinishLinear(void)
while (true)
{
m_Points.push_back(cDefPoint(PrevX, PrevY, PrevZ, R));
m_Points.push_back(cCaveDefPoint(PrevX, PrevY, PrevZ, R));
if (PrevY == y1)
{
@ -390,7 +390,7 @@ void cCaveTunnel::FinishLinear(void)
while (true)
{
m_Points.push_back(cDefPoint(PrevX, PrevY, PrevZ, R));
m_Points.push_back(cCaveDefPoint(PrevX, PrevY, PrevZ, R));
if (PrevZ == z1)
{
@ -427,7 +427,7 @@ void cCaveTunnel::CalcBoundingBox(void)
m_MinBlockX = m_MaxBlockX = m_Points.front().m_BlockX;
m_MinBlockY = m_MaxBlockY = m_Points.front().m_BlockY;
m_MinBlockZ = m_MaxBlockZ = m_Points.front().m_BlockZ;
for (cDefPoints::const_iterator itr = m_Points.begin() + 1, end = m_Points.end(); itr != end; ++itr)
for (cCaveDefPoints::const_iterator itr = m_Points.begin() + 1, end = m_Points.end(); itr != end; ++itr)
{
m_MinBlockX = std::min(m_MinBlockX, itr->m_BlockX - itr->m_Radius);
m_MaxBlockX = std::max(m_MaxBlockX, itr->m_BlockX + itr->m_Radius);
@ -463,7 +463,7 @@ void cCaveTunnel::ProcessChunk(
int BlockStartZ = a_ChunkZ * cChunkDef::Width;
int BlockEndX = BlockStartX + cChunkDef::Width;
int BlockEndZ = BlockStartZ + cChunkDef::Width;
for (cDefPoints::const_iterator itr = m_Points.begin(), end = m_Points.end(); itr != end; ++itr)
for (cCaveDefPoints::const_iterator itr = m_Points.begin(), end = m_Points.end(); itr != end; ++itr)
{
if (
(itr->m_BlockX + itr->m_Radius < BlockStartX) ||
@ -499,7 +499,7 @@ void cCaveTunnel::ProcessChunk(
/*
#ifdef _DEBUG
// 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)
for (cCaveDefPoints::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
@ -527,7 +527,7 @@ AString cCaveTunnel::ExportAsSVG(int a_Color, int a_OffsetX, int a_OffsetZ) cons
SVG.reserve(m_Points.size() * 20 + 200);
AppendPrintf(SVG, "<path style=\"fill:none;stroke:#%06x;stroke-width:1px;\"\nd=\"", a_Color);
char Prefix = 'M'; // The first point needs "M" prefix, all the others need "L"
for (cDefPoints::const_iterator itr = m_Points.begin(); itr != m_Points.end(); ++itr)
for (cCaveDefPoints::const_iterator itr = m_Points.begin(); itr != m_Points.end(); ++itr)
{
AppendPrintf(SVG, "%c %d,%d ", Prefix, a_OffsetX + itr->m_BlockX, a_OffsetZ + itr->m_BlockZ);
Prefix = 'L';

36
source/Ravines.cpp
View File

@ -18,7 +18,7 @@ static const int NUM_RAVINE_POINTS = 4;
struct cDefPoint
struct cRavDefPoint
{
int m_BlockX;
int m_BlockZ;
@ -26,7 +26,7 @@ struct cDefPoint
int m_Top;
int m_Bottom;
cDefPoint(int a_BlockX, int a_BlockZ, int a_Radius, int a_Top, int a_Bottom) :
cRavDefPoint(int a_BlockX, int a_BlockZ, int a_Radius, int a_Top, int a_Bottom) :
m_BlockX(a_BlockX),
m_BlockZ(a_BlockZ),
m_Radius(a_Radius),
@ -36,7 +36,7 @@ struct cDefPoint
}
} ;
typedef std::vector<cDefPoint> cDefPoints;
typedef std::vector<cRavDefPoint> cRavDefPoints;
@ -44,13 +44,13 @@ typedef std::vector<cDefPoint> cDefPoints;
class cStructGenRavines::cRavine
{
cDefPoints m_Points;
cRavDefPoints m_Points;
/// Generates the shaping defpoints for the ravine, based on the ravine block coords and noise
void GenerateBaseDefPoints(int a_BlockX, int a_BlockZ, int a_Size, cNoise & a_Noise);
/// Refines (adds and smooths) defpoints from a_Src into a_Dst
void RefineDefPoints(const cDefPoints & a_Src, cDefPoints & a_Dst);
void RefineDefPoints(const cRavDefPoints & a_Src, cRavDefPoints & a_Dst);
/// Does one round of smoothing, two passes of RefineDefPoints()
void Smooth(void);
@ -285,7 +285,7 @@ void cStructGenRavines::cRavine::GenerateBaseDefPoints(int a_BlockX, int a_Block
int Mid = (Top + Bottom) / 2;
int PointX = CenterX - (int)(xc * a_Size / 2);
int PointZ = CenterZ - (int)(zc * a_Size / 2);
m_Points.push_back(cDefPoint(PointX, PointZ, 0, (Mid + Top) / 2, (Mid + Bottom) / 2));
m_Points.push_back(cRavDefPoint(PointX, PointZ, 0, (Mid + Top) / 2, (Mid + Bottom) / 2));
for (int i = 1; i < NUM_RAVINE_POINTS - 1; i++)
{
int LineX = CenterX + (int)(xc * a_Size * (i - NUM_RAVINE_POINTS / 2) / NUM_RAVINE_POINTS);
@ -298,24 +298,24 @@ void cStructGenRavines::cRavine::GenerateBaseDefPoints(int a_BlockX, int a_Block
int Radius = MaxRadius - abs(i - NUM_RAVINE_POINTS / 2); // TODO: better radius function
int ThisTop = Top + ((a_Noise.IntNoise3DInt(7 * a_BlockX, 19 * a_BlockZ, i * 31) / 13) % 8) - 4;
int ThisBottom = Bottom + ((a_Noise.IntNoise3DInt(19 * a_BlockX, 7 * a_BlockZ, i * 31) / 13) % 8) - 4;
m_Points.push_back(cDefPoint(PointX, PointZ, Radius, ThisTop, ThisBottom));
m_Points.push_back(cRavDefPoint(PointX, PointZ, Radius, ThisTop, ThisBottom));
} // for i - m_Points[]
PointX = CenterX + (int)(xc * a_Size / 2);
PointZ = CenterZ + (int)(zc * a_Size / 2);
m_Points.push_back(cDefPoint(PointX, PointZ, 0, Mid, Mid));
m_Points.push_back(cRavDefPoint(PointX, PointZ, 0, Mid, Mid));
}
void cStructGenRavines::cRavine::RefineDefPoints(const cDefPoints & a_Src, cDefPoints & a_Dst)
void cStructGenRavines::cRavine::RefineDefPoints(const cRavDefPoints & a_Src, cRavDefPoints & a_Dst)
{
// Smoothing: for each line segment, add points on its 1/4 lengths
int Num = a_Src.size() - 2; // this many intermediary points
a_Dst.clear();
a_Dst.reserve(Num * 2 + 2);
cDefPoints::const_iterator itr = a_Src.begin() + 1;
cRavDefPoints::const_iterator itr = a_Src.begin() + 1;
a_Dst.push_back(a_Src.front());
int PrevX = a_Src.front().m_BlockX;
int PrevZ = a_Src.front().m_BlockZ;
@ -336,8 +336,8 @@ void cStructGenRavines::cRavine::RefineDefPoints(const cDefPoints & a_Src, cDefP
int db = itr->m_Bottom - PrevB;
int Rad1 = std::max(PrevR + 1 * dr / 4, 1);
int Rad2 = std::max(PrevR + 3 * dr / 4, 1);
a_Dst.push_back(cDefPoint(PrevX + 1 * dx / 4, PrevZ + 1 * dz / 4, Rad1, PrevT + 1 * dt / 4, PrevB + 1 * db / 4));
a_Dst.push_back(cDefPoint(PrevX + 3 * dx / 4, PrevZ + 3 * dz / 4, Rad2, PrevT + 3 * dt / 4, PrevB + 3 * db / 4));
a_Dst.push_back(cRavDefPoint(PrevX + 1 * dx / 4, PrevZ + 1 * dz / 4, Rad1, PrevT + 1 * dt / 4, PrevB + 1 * db / 4));
a_Dst.push_back(cRavDefPoint(PrevX + 3 * dx / 4, PrevZ + 3 * dz / 4, Rad2, PrevT + 3 * dt / 4, PrevB + 3 * db / 4));
PrevX = itr->m_BlockX;
PrevZ = itr->m_BlockZ;
PrevR = itr->m_Radius;
@ -353,7 +353,7 @@ void cStructGenRavines::cRavine::RefineDefPoints(const cDefPoints & a_Src, cDefP
void cStructGenRavines::cRavine::Smooth(void)
{
cDefPoints Pts;
cRavDefPoints Pts;
RefineDefPoints(m_Points, Pts); // Refine m_Points -> Pts
RefineDefPoints(Pts, m_Points); // Refine Pts -> m_Points
}
@ -368,13 +368,13 @@ void cStructGenRavines::cRavine::FinishLinear(void)
// _X 2012_07_20: I tried modifying this algorithm to produce "thick" lines (only one coord change per point)
// But the results were about the same as the original, so I disposed of it again - no need to use twice the count of points
cDefPoints Pts;
cRavDefPoints Pts;
std::swap(Pts, m_Points);
m_Points.reserve(Pts.size() * 3);
int PrevX = Pts.front().m_BlockX;
int PrevZ = Pts.front().m_BlockZ;
for (cDefPoints::const_iterator itr = Pts.begin() + 1, end = Pts.end(); itr != end; ++itr)
for (cRavDefPoints::const_iterator itr = Pts.begin() + 1, end = Pts.end(); itr != end; ++itr)
{
int x1 = itr->m_BlockX;
int z1 = itr->m_BlockZ;
@ -388,7 +388,7 @@ void cStructGenRavines::cRavine::FinishLinear(void)
int B = itr->m_Bottom;
while (true)
{
m_Points.push_back(cDefPoint(PrevX, PrevZ, R, T, B));
m_Points.push_back(cRavDefPoint(PrevX, PrevZ, R, T, B));
if ((PrevX == x1) && (PrevZ == z1))
{
break;
@ -418,7 +418,7 @@ AString cStructGenRavines::cRavine::ExportAsSVG(int a_Color, int a_OffsetX, int
AString SVG;
AppendPrintf(SVG, "<path style=\"fill:none;stroke:#%06x;stroke-width:1px;\"\nd=\"", a_Color);
char Prefix = 'M'; // The first point needs "M" prefix, all the others need "L"
for (cDefPoints::const_iterator itr = m_Points.begin(); itr != m_Points.end(); ++itr)
for (cRavDefPoints::const_iterator itr = m_Points.begin(); itr != m_Points.end(); ++itr)
{
AppendPrintf(SVG, "%c %d,%d ", Prefix, a_OffsetX + itr->m_BlockX, a_OffsetZ + itr->m_BlockZ);
Prefix = 'L';
@ -469,7 +469,7 @@ void cStructGenRavines::cRavine::ProcessChunk(
int BlockStartZ = a_ChunkZ * cChunkDef::Width;
int BlockEndX = BlockStartX + cChunkDef::Width;
int BlockEndZ = BlockStartZ + cChunkDef::Width;
for (cDefPoints::const_iterator itr = m_Points.begin(), end = m_Points.end(); itr != end; ++itr)
for (cRavDefPoints::const_iterator itr = m_Points.begin(), end = m_Points.end(); itr != end; ++itr)
{
if (
(itr->m_BlockX + itr->m_Radius < BlockStartX) ||