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Fixed a possible crash in Ravines.

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git-svn-id: http://mc-server.googlecode.com/svn/trunk@695 0a769ca7-a7f5-676a-18bf-c427514a06d6
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madmaxoft@gmail.com 2012-07-27 16:46:15 +00:00
parent 3f30d5dfd2
commit a68b9bd986
1 changed files with 3 additions and 3 deletions
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6
source/Ravines.cpp
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@ -315,7 +315,7 @@ void cStructGenRavines::cRavine::Smooth(void)
void cStructGenRavines::cRavine::FinishLinear(void)
{
// For each segment, use Bresenham's algorithm to draw a "line" of defpoints
// For each segment, use Bresenham's line algorithm to draw a "line" of defpoints
// _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
@ -450,8 +450,8 @@ void cStructGenRavines::cRavine::ProcessChunk(
int DistSq = (DifX + x) * (DifX + x) + (DifZ + z) * (DifZ + z);
if (DistSq <= RadiusSq)
{
int Top = itr->m_Top;
for (int y = itr->m_Bottom; y <= Top; y++)
int Top = std::min(itr->m_Top, cChunkDef::Height);
for (int y = std::max(itr->m_Bottom, 1); y <= Top; y++)
{
cChunkDef::SetBlock(a_BlockTypes, x, y, z, E_BLOCK_AIR);
}