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/*
* Functions provided by the evaluation module.
*
* Copyright (C) 1996 Roger Espel Llima <roger.espel.llima@pobox.com>
*
* 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. See the file COPYING for details.
*
*/
/* The decision module defines these functions, used by xtbot */
/* This function decides, on a given pit, where to place the piece 'piece'.
* The pit does not contain the piece when decide() is called, and must not
* contain it on return.
*
* y0 is the 'y' position of the piece at the top of the screen, and
* xmin .. xmax is the range of values for x, to pass them as arguments
* to functions like put() and fits().
*
* the function returns the chosen position for the piece in the variables
* newx (column number), newy (row number after dropping it as far as it
* will go), and newrot (rotation number, from 0 to 3).
*/
extern void decide (int piece, int y0, int xmin, int xmax, int *newx,
int *newy, int *newrot);
/* This function gets called once at startup. Define it to do nothing
* if your decision doesn't require any initialization.
*/
extern void init_decide(void);
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