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* Fixed a potential div by zero with terrain commands.

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This commit is contained in:
Adam Frisby
2007-07-29 12:11:54 +00:00
parent bdb2ad2d43
commit 7d2f976b14
1 changed files with 17 additions and 4 deletions
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21
OpenSim/Region/Terrain.BasicTerrain/libTerrainBSD/Channel/Grid.cs
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@@ -65,6 +65,12 @@ namespace libTerrain
{ {
SetDiff(); SetDiff();
if (minv == maxv)
{
Fill(minv);
return this;
}
double max = FindMax(); double max = FindMax();
double min = FindMin(); double min = FindMin();
@@ -74,11 +80,18 @@ namespace libTerrain
{ {
for (y = 0; y < h; y++) for (y = 0; y < h; y++)
{ {
double val = (map[x, y] - min) * (1.0 / max - min); if (min != max)
val *= maxv - minv; {
val += minv; double val = (map[x, y] - min) * (1.0 / max - min);
val *= maxv - minv;
val += minv;
map[x, y] = val; map[x, y] = val;
}
else
{
map[x, y] = 0.5;
}
} }
} }