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//------------------------------------------------------------------------
// PATH : storage for path points
//------------------------------------------------------------------------
//
// GL-Node Viewer (C) 2004-2007 Andrew Apted
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
//------------------------------------------------------------------------
// this includes everything we need
#include "defs.h"
//
// Path Constructor
//
path_c::path_c() : point_num(0), points(NULL)
{
}
//
// Path Destructor
//
path_c::~path_c()
{
if (points)
delete[] points;
}
//
// Path Reading
//
path_c * path_c::ReadFile(const char *filename)
{
FILE *fp = fopen(filename, "r");
if (! fp)
{
PrintWarn("Unable to open path file: %s\n", strerror(errno));
return false;
}
path_c *P = new path_c();
P->points = new int[MAX_PTS * 2];
for (P->point_num = 0; P->point_num < MAX_PTS; P->point_num++)
{
int *cur_pt = P->points + (P->point_num * 2);
if (fscanf(fp, " %d %d ", cur_pt, cur_pt+1) != 2)
break;
}
fclose(fp);
return P;
}
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