conjgrad.h

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/*************************************************************************
 * Copyright (c) 2011 AT&T Intellectual Property 
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors: Details at https://graphviz.org
 *************************************************************************/
 
#pragma once
 
#include <util/api.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
#include <neatogen/defs.h>
#include <stdbool.h>
 
/*************************
 * C.G. method - SPARSE  *
 ************************/
 
PRIVATE int conjugate_gradient(vtx_data *, double *, double *, int,
                                   double, int);
 
/*************************
 * C.G. method - DENSE   *
 ************************/
 
PRIVATE int conjugate_gradient_f(float **, double *, double *, int,
                                     double, int, bool);
 
PRIVATE int conjugate_gradient_mkernel(float *, float *, float *, int,
                                           double, int);
 
#ifdef __cplusplus
}
#endif