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fix smooth operator on cylinders

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git-svn-id: svn://svn.icculus.org/netradiant/trunk@392 61c419a2-8eb2-4b30-bcec-8cead039b335
This commit is contained in:
divverent 2009-07-25 10:48:53 +00:00
parent a94abb3026
commit d9e57a87b9
1 changed files with 24 additions and 1 deletions
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25
radiant/patch.cpp
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@ -399,7 +399,8 @@ void Patch::Redisperse(EMatrixMajor mt)
void Patch::Smooth(EMatrixMajor mt)
{
std::size_t w, h, width, height, row_stride, col_stride;
PatchControl* p1, * p2, * p3;
bool wrap;
PatchControl* p1, * p2, * p3, * p2b;
undoSave();
@ -422,6 +423,20 @@ void Patch::Smooth(EMatrixMajor mt)
return;
}
wrap = true;
for(h=0;h<height;h++)
{
p1 = m_ctrl.data()+(h*row_stride);
p2 = p1+(2*width)*col_stride;
//globalErrorStream() << "compare " << p1->m_vertex << " and " << p2->m_vertex << "\n";
if(vector3_length_squared(vector3_subtracted(p1->m_vertex, p2->m_vertex)) > 1.0)
{
//globalErrorStream() << "too far\n";
wrap = false;
break;
}
}
for(h=0;h<height;h++)
{
p1 = m_ctrl.data()+(h*row_stride)+col_stride;
@ -432,6 +447,14 @@ void Patch::Smooth(EMatrixMajor mt)
p2->m_vertex = vector3_mid(p1->m_vertex, p3->m_vertex);
p1 = p3;
}
if(wrap)
{
p1 = m_ctrl.data()+(h*row_stride)+(2*width-1)*col_stride;
p2 = m_ctrl.data()+(h*row_stride);
p2b = m_ctrl.data()+(h*row_stride)+(2*width)*col_stride;
p3 = m_ctrl.data()+(h*row_stride)+col_stride;
p2->m_vertex = p2b->m_vertex = vector3_mid(p1->m_vertex, p3->m_vertex);
}
}
controlPointsChanged();