geom.h

遗传算法和神经网络结合

/*
  YAKS, geometric, 2d geometri library
  Copyright (C) 2000  Johan Carlsson ([e-mail])
  
  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 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.
  
  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

 */

#ifndef GEOM_H
#define GEOM_H
#include <stdlib.h>
#include <stdio.h>
#include <math.h>
#include <values.h>
#include <time.h>

#define GFALSE 0
#define GTRUE 1

/**
 *@enum g_Relation geom.h
 *  Relation between objects.
 */
enum g_Relation{
/**Intersects with line A. */
  INT_LA,
/**Intersects with line B. */
  INT_LB,
/**Intersects with both line A and B. */
  INT_LAB,
/**Between line A and B, or between something and something. */
  BETWEEN,
/**Outside an area.*/
  OUTSIDE,
/**Inside an area. */
  INSIDE
};

void geometricInit();


/* Math */

/** Radians for 90 degrees. */
#define P90 (M_PI / 2)
/** Radians for 180 degrees. */
#define P180 (M_PI)
/** Radians for 360 degrees. */
#define  P360 (M_PI * 2)

double g_sin(double);
double g_cos(double);
int g_modulo(double ab,int b);
int g_modulo(int a, int b);
int g_mrand(int t);
float g_rans(double n);

/* Angle twisters */
int g_splitAngle180(int ang); 
int g_adjustAngle360(int ang,int corr); 
double g_RADtoDGR(double r);
double g_DGRtoRAD(double r);
double g_wallAngle(float x1, float y1, float x2, float y2);
//double g_lineAngle(int x1, int y1, int x2, int y2);
double g_lineAngle(float x1, float y1, float x2, float y2);
int g_relAngle(float absolut, float kepera);
double g_relAngle(double absolute, double kepera);
int g_controlAngle(int ang);

/* Line functions */
double  g_distLinePoint(float ax1, float ay1, float ax2, float ay2, float px, float py); 
float  g_distLinePoint(float ax1, float ay1, float ax2,float ay2,
			     float px,float py, float *xt, float *yt, float *t);
g_Relation g_circleBetweenLineAB(float ax1, float ay1, float ax2,float  ay2,
					float bx1, float by1, float bx2,float  by2,
					float cx, float cy, float cradius);
int g_linesCrosses(float ax1, float ay1, float ax2,float  ay2,
		   float bx1, float by1, float bx2,float  by2);
double g_distPoint(float x, float y, float x1, float y1); 
double g_mang(int x, int y, int x1, int y1, double dist);

/* Displacement functions*/
float g_displaceX(float x,float d,double angle);
float g_displaceY(float y,float d,double angle);
float g_displaceXR(float x,float d,double angle);
float g_displaceYR(float y,float d,double angle);

#endif /* GEOM_H */