core
Shared MPI block decomposition + asynchronous ghost-layer exchange (header-only C++20)
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momentum_assembly.hpp File Reference

Go to the source code of this file.

Classes

struct  peclet::core::amr::MomScaleSink< Sink >
 Sink adapter: forwards each face from the FvFaceEmit traversal as (j, factor·coef) to the real CSR sink — turns the plain geometric coeff into the regular-fluid momentum coupling −μ·invV·(a·c). More...
 
struct  peclet::core::amr::MomSumSink
 Sink that just sums the geometric coeffs of a cell's faces (Σ a·c for the regular diagonal). More...
 
struct  peclet::core::amr::MomFaceEmit< Bits >
 Device-callable reproduction of AmrCutCell::assembleOperator's per-cell row + diagonal. More...
 

Namespaces

namespace  peclet
 
namespace  peclet::core
 
namespace  peclet::core::amr
 

Functions

template<unsigned Bits>
void peclet::core::amr::rebuildCutStencil (Index n, double beta, double AC0, const View< double > &sdfC, const View< Index > &nbr6, const View< char > &fluid, View< double > AC, View< double > off, View< char > cut, View< double > rscale)
 The per-cell ξ-overlay rebuild (build() Pass 2) on device: from the staged cell SDF + neighbour indices + fluid flag, recompute AC/off/cut/rscale exactly as the host build does.
 
template<unsigned Bits>
MomentumOp peclet::core::amr::assembleMomentum (const AmrCutCell< Bits > &ccop, const BlockOctreeView< 3, Bits > &ov, bool scaleAdvByRscale=false)
 Assemble the MomentumOp entirely on the device from a built host AmrCutCell + a device octree view.