area.h

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// Copyright (c) 2024 The YAC Authors
//
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef AREA_H
#define AREA_H
 
#include "basic_grid.h"
#include "clipping.h"
 
#define YAC_AREA_TOL ((0.02 * 0.02) / (6371.2290 * 6371.2290))
 
double yac_triangle_area ( struct yac_grid_cell cell );
 
double yac_cell_area ( struct yac_grid_cell cell );
 
double yac_pole_area ( struct yac_grid_cell cell );
 
double yac_planar_3dcell_area (struct yac_grid_cell cell);
 
double yac_huiliers_area(struct yac_grid_cell cell);
double yac_huiliers_area_info(
  struct yac_grid_cell cell, double * barycenter, double sign);
 
#endif // AREA_H