NURBSPrimitive::NURBSPrimitive( int uOrder, ConstFloatVectorDataPtr uKnot, float uMin, float uMax,
int vOrder, ConstFloatVectorDataPtr vKnot, float vMin, float vMax, ConstV3fVectorDataPtr p )
{
setTopology( uOrder, uKnot, uMin, uMax, vOrder, vKnot, vMin, vMax );
if( p )
{
V3fVectorDataPtr pData = p->copy();
pData->setInterpretation( GeometricData::Point );
variables.insert( PrimitiveVariableMap::value_type( "P", PrimitiveVariable( PrimitiveVariable::Vertex, pData ) ) );
}
}
CurvesPrimitive::CurvesPrimitive( ConstIntVectorDataPtr vertsPerCurve, const CubicBasisf &basis, bool periodic, ConstV3fVectorDataPtr p )
: m_basis( CubicBasisf::linear() )
{
setTopology( vertsPerCurve, basis, periodic );
if( p )
{
V3fVectorDataPtr pData = p->copy();
pData->setInterpretation( GeometricData::Point );
variables["P"] = PrimitiveVariable( PrimitiveVariable::Vertex, pData );
}
}
SimpleSubsurface::SimpleSubsurface( ConstV3fVectorDataPtr p, ConstColor3fVectorDataPtr c, ConstFloatVectorDataPtr a, const SplinefColor3f &falloff )
{
m_privateData = boost::shared_ptr<PrivateData>( new PrivateData );
m_privateData->points = p->copy();
m_privateData->colors = c->copy();
const vector<float> &areas = a->readable();
vector<Color3f> &colors = m_privateData->colors->writable();
for( size_t i=0; i<colors.size(); i++ )
{
colors[i] *= areas[i];
}
m_privateData->tree.init( m_privateData->points->readable().begin(), m_privateData->points->readable().end() );
m_privateData->falloff.init( SplineRemapper( falloff ), 0, 1, 100 );
m_privateData->nodeCentroids.resize( m_privateData->tree.numNodes() );
m_privateData->nodeColors.resize( m_privateData->tree.numNodes() );
m_privateData->nodeBounds.resize( m_privateData->tree.numNodes() );
buildWalk( m_privateData->tree.rootIndex() );
}
