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-rw-r--r--indra/newview/llsurfacepatch.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/indra/newview/llsurfacepatch.cpp b/indra/newview/llsurfacepatch.cpp
index 0ce794addb..48e4a6ccc7 100644
--- a/indra/newview/llsurfacepatch.cpp
+++ b/indra/newview/llsurfacepatch.cpp
@@ -60,6 +60,7 @@ LLSurfacePatch::LLSurfacePatch() :
mHeightsGenerated(FALSE),
mDataOffset(0),
mDataZ(NULL),
+ mDataNorm(NULL),
mVObjp(NULL),
mOriginRegion(0.f, 0.f, 0.f),
mCenterRegion(0.f, 0.f, 0.f),
@@ -355,12 +356,14 @@ void LLSurfacePatch::calcNormal(const U32 x, const U32 y, const U32 stride)
normal %= c2;
normal.normVec();
+ llassert(mDataNorm);
*(mDataNorm + surface_stride * y + x) = normal;
}
const LLVector3 &LLSurfacePatch::getNormal(const U32 x, const U32 y) const
{
U32 surface_stride = mSurfacep->getGridsPerEdge();
+ llassert(mDataNorm);
return *(mDataNorm + surface_stride * y + x);
}
@@ -402,6 +405,7 @@ void LLSurfacePatch::updateVerticalStats()
U32 i, j, k;
F32 z, total;
+ llassert(mDataZ);
z = *(mDataZ);
mMinZ = z;