server_common/recastnavigation_v1.6.0
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Fix for Issue 129.

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This commit is contained in:
Mikko Mononen 2010-10-15 07:09:07 +00:00
parent 030974fa55
commit 1e1cf6e89e
1 changed files with 11 additions and 8 deletions
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17
Recast/Source/RecastRegion.cpp
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@ -991,8 +991,7 @@ bool rcBuildDistanceField(rcContext* ctx, rcCompactHeightfield& chf)
return true; return true;
} }
static void paintRectRegion(int minx, int maxx, int miny, int maxy, static void paintRectRegion(int minx, int maxx, int miny, int maxy, unsigned short regId,
unsigned short regId,
rcCompactHeightfield& chf, unsigned short* srcReg) rcCompactHeightfield& chf, unsigned short* srcReg)
{ {
const int w = chf.width; const int w = chf.width;
@ -1050,12 +1049,16 @@ bool rcBuildRegionsMonotone(rcContext* ctx, rcCompactHeightfield& chf,
// Mark border regions. // Mark border regions.
if (borderSize) if (borderSize > 0)
{ {
paintRectRegion(0, borderSize, 0, h, id|RC_BORDER_REG, chf, srcReg); id++; // Make sure border will not overflow.
paintRectRegion(w-borderSize, w, 0, h, id|RC_BORDER_REG, chf, srcReg); id++; const int bw = rcMin(w, borderSize);
paintRectRegion(0, w, 0, borderSize, id|RC_BORDER_REG, chf, srcReg); id++; const int bh = rcMin(h, borderSize);
paintRectRegion(0, w, h-borderSize, h, id|RC_BORDER_REG, chf, srcReg); id++; // Paint regions
paintRectRegion(0, bw, 0, h, id|RC_BORDER_REG, chf, srcReg); id++;
paintRectRegion(w-bw, w, 0, h, id|RC_BORDER_REG, chf, srcReg); id++;
paintRectRegion(0, w, 0, bh, id|RC_BORDER_REG, chf, srcReg); id++;
paintRectRegion(0, w, h-bh, h, id|RC_BORDER_REG, chf, srcReg); id++;
} }
rcIntArray prev(256); rcIntArray prev(256);