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标题：[求助]算法注释
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xiazhi123456
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[求助]算法注释

跪求高手给注释一下下面蚁群算法的代码，不甚感激！

#define SPACE 0x20
#define ESC 0x1b
#define ANT_CHAR_EMPTY '+'
#define ANT_CHAR_FOOD 153
#define HOME_CHAR 'H'
#define FOOD_CHAR 'F'
#define FOOD_CHAR2 'f'
#define FOOD_HOME_COLOR 12
#define BLOCK_CHAR 177

#define MAX_ANT 50
#define INI_SPEED 3
#define MAXX 80
#define MAXY 23
#define MAX_FOOD 10000
#define TARGET_FOOD 200
#define MAX_SMELL 5000
#define SMELL_DROP_RATE 0.05
#define ANT_ERROR_RATE 0.02
#define ANT_EYESHOT 3
#define SMELL_GONE_SPEED 50
#define SMELL_GONE_RATE 0.05
#define TRACE_REMEMBER 50
#define MAX_BLOCK 100

#define NULL 0
#define UP 1
#define DOWN 2
#define LEFT 3
#define RIGHT 4
#define SMELL_TYPE_FOOD 0
#define SMELL_TYPE_HOME 1

#include "stdio.h"
#include "conio.h"
#include "dos.h"
#include "stdlib.h"
#include "dos.h"
#include "process.h"
#include "ctype.h"
#include "math.h"

void WorldInitial(void);
void BlockInitial(void);
void CreatBlock(void);
void SaveBlock(void);
void LoadBlock(void);
void HomeFoodInitial(void);
void AntInitial(void);
void WorldChange(void);
void AntMove(void);
void AntOneStep(void);
void DealKey(char key);
void ClearSmellDisp(void);
void DispSmell(int type);
int AntNextDir(int xxx,int yyy,int ddir);
int GetMaxSmell(int type,int xxx,int yyy,int ddir);
int IsTrace(int xxx,int yyy);
int MaxLocation(int num1,int num2,int num3);
int CanGo(int xxx,int yyy,int ddir);
int JudgeCanGo(int xxx,int yyy);
int TurnLeft(int ddir);
int TurnRight(int ddir);
int TurnBack(int ddir);

int MainTimer(void);
char WaitForKey(int secnum);
void DispPlayTime(void);
int TimeUse(void);
void HideCur(void);
void ResetCur(void);

/* --------------- */
struct HomeStruct
{
int xxx,yyy;
int amount;
int TargetFood;
}home;

struct FoodStruct
{
int xxx,yyy;
int amount;
}food;

struct AntStruct
{
int xxx,yyy;
int dir;
int speed;
int SpeedTimer;
int food;
int SmellAmount[2];
int tracex[TRACE_REMEMBER];
int tracey[TRACE_REMEMBER];
int TracePtr;
int IQ;
}ant[MAX_ANT];
int AntNow;
int timer10ms;
struct time starttime,endtime;
int Smell[2][MAXX+1][MAXY+1];
int block[MAXX+1][MAXY+1];
int SmellGoneTimer;
int SmellDispFlag;
int CanFindFood;
int HardtoFindPath;

/* ----- Main -------- */
void main(void)
{
char KeyPress;
int tu;

clrscr();
HideCur();
WorldInitial();
do
{
timer10ms = MainTimer();
if(timer10ms) AntMove();
if(timer10ms) WorldChange();
tu = TimeUse();
if(tu>=60&&!CanFindFood)
{
gotoxy(1,MAXY+1);
printf("Can not find food, maybe a block world.");
WaitForKey(10);
WorldInitial();
}
if(tu>=180&&home.amount<100&&!HardtoFindPath)
{
gotoxy(1,MAXY+1);
printf("God! it is so difficult to find a path.");
if(WaitForKey(10)==0x0d) WorldInitial();
else
{
HardtoFindPath = 1;
gotoxy(1,MAXY+1);
printf(" ");
}
}
if(home.amount>=home.TargetFood)
{
gettime(&endtime);
KeyPress = WaitForKey(60);
DispPlayTime();
WaitForKey(10);
WorldInitial();
}
else if(kbhit())
{
KeyPress = getch();
DealKey(KeyPress);
}
else KeyPress = NULL;
}
while(KeyPress!=ESC);
gettime(&endtime);
DispPlayTime();
WaitForKey(10);
clrscr();
ResetCur();
}

/* ------ general sub process ----------- */
int MainTimer(void)
/* output: how much 10ms have pass from last time call this process */
{
static int oldhund,oldsec;
struct time t;
int timeuse;

gettime(&t);
timeuse = 0;
if(t.ti_hund!=oldhund)
{
if(t.ti_sec!=oldsec)
{
timeuse+=100;
oldsec = t.ti_sec;
}
timeuse+=t.ti_hund-oldhund;
oldhund = t.ti_hund;
}
else timeuse = 0;
return (timeuse);
}

char WaitForKey(int secnum)
/* funtion: if have key in, exit immediately, else wait 'secnum' senconds then exit
input: secnum -- wait this senconds, must < 3600 (1 hour)
output: key char, if no key in(exit when timeout), return NULL */
{
int secin,secnow;
int minin,minnow;
int hourin,hournow;
int secuse;
struct time t;

gettime(&t);
secin = t.ti_sec;
minin = t.ti_min;
hourin = t.ti_hour;

do
{
if(kbhit()) return(getch());
gettime(&t);
secnow = t.ti_sec;
minnow = t.ti_min;
hournow = t.ti_hour;

if(hournow!=hourin) minnow+=60;
if(minnow>minin) secuse = (minnow-1-minin) + (secnow+60-secin);
else secuse = secnow - secin;

/* counting error check */
if(secuse<0)
{
gotoxy(1,MAXY+1);
printf("Time conuting error, any keyto exit...");
getch();
exit(3);
}
}
while(secuse<=secnum);
return (NULL);
}

void DispPlayTime(void)
{
int ph,pm,ps;

ph = endtime.ti_hour - starttime.ti_hour;
pm = endtime.ti_min - starttime.ti_min;
ps = endtime.ti_sec - starttime.ti_sec;

if(ph<0) ph+=24;
if(pm<0) { ph--; pm+=60; }
if(ps<0) { pm--; ps+=60; }

gotoxy(1,MAXY+1);
printf("Time use: %d hour- %d min- %d sec ",ph,pm,ps);
}

int TimeUse(void)
{
int ph,pm,ps;

gettime(&endtime);
ph = endtime.ti_hour - starttime.ti_hour;
pm = endtime.ti_min - starttime.ti_min;
ps = endtime.ti_sec - starttime.ti_sec;

if(ph<0) ph+=24;
if(pm<0) { ph--; pm+=60; }
if(ps<0) { pm--; ps+=60; }

return(ps+(60*(pm+60*ph)));
}


void HideCur(void)
{
union REGS regs0;
regs0.h.ah=1;
regs0.h.ch=0x30;
regs0.h.cl=0x31;
int86(0x10,&regs0,&regs0);
}

void ResetCur(void)
{
union REGS regs0;
regs0.h.ah=1;
regs0.h.ch=0x06;
regs0.h.cl=0x07;
int86(0x10,&regs0,&regs0);
}

/* ------------ main ANT programe ------------- */
void WorldInitial(void)
{
int k,i,j;
randomize();
clrscr();
HomeFoodInitial();
for(AntNow=0;AntNow<MAX_ANT;AntNow++)
{
AntInitial();
} /* of for AntNow */;

BlockInitial();
for(k=0;k<=1;k++)
/* SMELL TYPE FOOD and HOME */
for(i=0;i<=MAXX;i++)
for(j=0;j<=MAXY;j++)
Smell[k][i][j] = 0;
SmellGoneTimer = 0;
gettime(&starttime);
SmellDispFlag = 0;
CanFindFood = 0;
HardtoFindPath = 0;
}

void BlockInitial(void)
{
int i,j;
int bn;

for(i=0;i<=MAXX;i++)
for(j=0;j<=MAXY;j++)
block[i][j] = 0;

bn = 1+ MAX_BLOCK/2 + random(MAX_BLOCK/2);
for(i=0;i<=bn;i++) CreatBlock();
}

void CreatBlock(void)
{
int x1,y1,x2,y2;
int dx,dy;
int i,j;

x1 = random(MAXX)+1;
y1 = random(MAXY)+1;

dx = random(MAXX/10)+1;
dy = random(MAXY/10)+1;

x2 = x1+dx;
y2 = y1+dy;

if(x2>MAXX) x2 = MAXX;
if(y2>MAXY) y2 = MAXY;

if(food.xxx>=x1&&food.xxx<=x2&&food.yyy>=y1&&food.yyy<=y2) return;
if(home.xxx>=x1&&home.xxx<=x2&&home.yyy>=y1&&home.yyy<=y2) return;

for(i=x1;i<=x2;i++)
for(j=y1;j<=y2;j++)
{
block[i][j] = 1;
gotoxy(i,j);
putch(BLOCK_CHAR);
}
}

void SaveBlock(void)
{
FILE *fp_block;
char FileNameBlock[20];
int i,j;

gotoxy(1,MAXY+1);
printf(" ");
gotoxy(1,MAXY+1);
printf("Save to file...",FileNameBlock);
gets(FileNameBlock);
if(FileNameBlock[0]==0) strcpy(FileNameBlock,"Ant.ant");
else strcat(FileNameBlock,".ant");

if ((fp_block = fopen(FileNameBlock, "wb")) == NULL)
{ gotoxy(1,MAXY+1);
printf("Creat file %s fail...",FileNameBlock);
getch();
exit(2);
}
gotoxy(1,MAXY+1);
printf(" ");

fputc(home.xxx,fp_block);
fputc(home.yyy,fp_block);
fputc(food.xxx,fp_block);
fputc(food.yyy,fp_block);

for(i=0;i<=MAXX;i++)
for(j=0;j<=MAXY;j++)
fputc(block[i][j],fp_block);

fclose(fp_block);
}

void LoadBlock(void)
{
FILE *fp_block;
char FileNameBlock[20];
int i,j,k;

gotoxy(1,MAXY+1);
printf(" ");
gotoxy(1,MAXY+1);
printf("Load file...",FileNameBlock);
gets(FileNameBlock);
if(FileNameBlock[0]==0) strcpy(FileNameBlock,"Ant.ant");
else strcat(FileNameBlock,".ant");

if ((fp_block = fopen(FileNameBlock, "rb")) == NULL)
{ gotoxy(1,MAXY+1);
printf("Open file %s fail...",FileNameBlock);
getch();
exit(2);
}

clrscr();
home.xxx = fgetc(fp_block);
home.yyy = fgetc(fp_block);
food.xxx = fgetc(fp_block);
food.yyy = fgetc(fp_block);
gotoxy(home.xxx,home.yyy); putch(HOME_CHAR);
gotoxy(food.xxx,food.yyy); putch(FOOD_CHAR);
food.amount = random(MAX_FOOD/3)+2*MAX_FOOD/3+1;
/* food.amount = MAX_FOOD; */
home.amount = 0;
home.TargetFood = (food.amount<TARGET_FOOD)?food.amount:TARGET_FOOD;

for(AntNow=0;AntNow<MAX_ANT;AntNow++)
{
AntInitial();
} /* of for AntNow */;

for(i=0;i<=MAXX;i++)
for(j=0;j<=MAXY;j++)
{
block[i][j] = fgetc(fp_block);
if(block[i][j])
{
gotoxy(i,j);
putch(BLOCK_CHAR);
}
}

for(k=0;k<=1;k++)
/* SMELL TYPE FOOD and HOME */
for(i=0;i<=MAXX;i++)
for(j=0;j<=MAXY;j++)
Smell[k][i][j] = 0;
SmellGoneTimer = 0;
gettime(&starttime);
SmellDispFlag = 0;
CanFindFood = 0;
HardtoFindPath = 0;

fclose(fp_block);
}

void HomeFoodInitial(void)
{
int randnum;
int homeplace;
/* 1 -- home at left-up, food at right-down
2 -- home at left-down, food at right-up
3 -- home at right-up, food at left-down
4 -- home at right-down, food at left-up */

randnum = random(100);
if(randnum<25) homeplace = 1;
else if (randnum>=25&&randnum<50) homeplace = 2;
else if (randnum>=50&&randnum<75) homeplace = 3;
else homeplace = 4;

switch(homeplace)
{
case 1: home.xxx = random(MAXX/3)+1;
home.yyy = random(MAXY/3)+1;
food.xxx = random(MAXX/3)+2*MAXX/3+1;
food.yyy = random(MAXY/3)+2*MAXY/3+1;
break;
case 2: home.xxx = random(MAXX/3)+1;
home.yyy = random(MAXY/3)+2*MAXY/3+1;
food.xxx = random(MAXX/3)+2*MAXX/3+1;
food.yyy = random(MAXY/3)+1;
break;
case 3: home.xxx = random(MAXX/3)+2*MAXX/3+1;
home.yyy = random(MAXY/3)+1;
food.xxx = random(MAXX/3)+1;
food.yyy = random(MAXY/3)+2*MAXY/3+1;
break;
case 4: home.xxx = random(MAXX/3)+2*MAXX/3+1;
home.yyy = random(MAXY/3)+2*MAXY/3+1;
food.xxx = random(MAXX/3)+1;
food.yyy = random(MAXY/3)+1;
break;
}

food.amount = random(MAX_FOOD/3)+2*MAX_FOOD/3+1;
/* food.amount = MAX_FOOD; */
home.amount = 0;
home.TargetFood = (food.amount<TARGET_FOOD)?food.amount:TARGET_FOOD;

/* data correctness check */
if(home.xxx<=0||home.xxx>MAXX||home.yyy<=0||home.yyy>MAXY||
food.xxx<=0||food.xxx>MAXX||food.yyy<=0||food.yyy>MAXY||
food.amount<=0)
{
gotoxy(1,MAXY+1);
printf("World initial fail, any key to exit...");
getch();
exit(2);
}

gotoxy(home.xxx,home.yyy); putch(HOME_CHAR);
gotoxy(food.xxx,food.yyy); putch(FOOD_CHAR);
}

void AntInitial(void)
/* initial ant[AntNow] */
{
int randnum;
int i;

ant[AntNow].xxx = home.xxx;
ant[AntNow].yyy = home.yyy;

randnum = random(100);
if(randnum<25) ant[AntNow].dir = UP;
else if (randnum>=25&&randnum<50) ant[AntNow].dir = DOWN;
else if (randnum>=50&&randnum<75) ant[AntNow].dir = LEFT;
else ant[AntNow].dir = RIGHT;

ant[AntNow].speed = 2*(random(INI_SPEED/2)+1);
ant[AntNow].SpeedTimer = 0;
ant[AntNow].food = 0;
ant[AntNow].SmellAmount[SMELL_TYPE_FOOD] = 0;
ant[AntNow].SmellAmount[SMELL_TYPE_HOME] = MAX_SMELL;
ant[AntNow].IQ = 1;

for(i=0;i<TRACE_REMEMBER;i++)
{
ant[AntNow].tracex[i] = 0;
ant[AntNow].tracey[i] = 0;
}
ant[AntNow].TracePtr = 0;

/* a sepecail ant */
if(AntNow==0) ant[AntNow].speed = INI_SPEED;
}

void WorldChange(void)
{
int k,i,j;
int smelldisp;

SmellGoneTimer+=timer10ms;
if(SmellGoneTimer>=SMELL_GONE_SPEED)
{
SmellGoneTimer = 0;
for(k=0;k<=1;k++)
/* SMELL TYPE FOOD and HOME */
for(i=1;i<=MAXX;i++)
for(j=1;j<=MAXY;j++)
{
if(Smell[k][i][j])
{
smelldisp = 1+((10*Smell[k][i][j])/(MAX_SMELL*SMELL_DROP_RATE));
if(smelldisp>=30000||smelldisp<0) smelldisp = 30000;
if(SmellDispFlag)
{
gotoxy(i,j);
if((i==food.xxx&&j==food.yyy)||(i==home.xxx&&j==home.yyy))
/* don't over write Food and Home */;
else
{
if(smelldisp>9) putch('#');
else putch(smelldisp+'0');
}
}
Smell[k][i][j]-= 1+(Smell[k][i][j]*SMELL_GONE_RATE);
if(Smell[k][i][j]<0) Smell[k][i][j] = 0;
if(SmellDispFlag)
{
if(Smell[k][i][j]<=2)
{
gotoxy(i,j);
putch(SPACE);
}
}
}
} /* of one location */
} /* of time to change the world */
} /* of world change */

void AntMove(void)
{
int antx,anty;
int smelltodrop,smellnow;

for(AntNow=0;AntNow<MAX_ANT;AntNow++)
{
ant[AntNow].SpeedTimer+=timer10ms;
if(ant[AntNow].SpeedTimer>=ant[AntNow].speed)
{
ant[AntNow].SpeedTimer = 0;
gotoxy(ant[AntNow].xxx,ant[AntNow].yyy);
putch(SPACE);
AntOneStep();
gotoxy(ant[AntNow].xxx,ant[AntNow].yyy);
/* ant0 is a sepecail ant, use different color */
if(AntNow==0) textcolor(0xd);
if(ant[AntNow].food) putch(ANT_CHAR_FOOD);
else putch(ANT_CHAR_EMPTY);
if(AntNow==0) textcolor(0x7);

/* remember trace */
ant[AntNow].tracex[ant[AntNow].TracePtr] = ant[AntNow].xxx;
ant[AntNow].tracey[ant[AntNow].TracePtr] = ant[AntNow].yyy;
if(++(ant[AntNow].TracePtr)>=TRACE_REMEMBER) ant[AntNow].TracePtr = 0;

/* drop smell */
antx = ant[AntNow].xxx;
anty = ant[AntNow].yyy;

if(ant[AntNow].food)
/* have food, looking for home */
{
if(ant[AntNow].SmellAmount[SMELL_TYPE_FOOD])
{
smellnow = Smell[SMELL_TYPE_FOOD][antx][anty];
smelltodrop = ant[AntNow].SmellAmount[SMELL_TYPE_FOOD]*SMELL_DROP_RATE;
if(smelltodrop>smellnow) Smell[SMELL_TYPE_FOOD][antx][anty] = smelltodrop;
/* else Smell[...] = smellnow */
ant[AntNow].SmellAmount[SMELL_TYPE_FOOD]-= smelltodrop;
if(ant[AntNow].SmellAmount[SMELL_TYPE_FOOD]<0) ant[AntNow].SmellAmount[SMELL_TYPE_FOOD] = 0;
} /* of have smell to drop */
} /* of have food */
else
/* no food, looking for food */
{
if(ant[AntNow].SmellAmount[SMELL_TYPE_HOME])
{
smellnow = Smell[SMELL_TYPE_HOME][antx][anty];
smelltodrop = ant[AntNow].SmellAmount[SMELL_TYPE_HOME]*SMELL_DROP_RATE;
if(smelltodrop>smellnow) Smell[SMELL_TYPE_HOME][antx][anty] = smelltodrop;
/* else Smell[...] = smellnow */
ant[AntNow].SmellAmount[SMELL_TYPE_HOME]-= smelltodrop;
if(ant[AntNow].SmellAmount[SMELL_TYPE_HOME]<0) ant[AntNow].SmellAmount[SMELL_TYPE_HOME] = 0;
} /* of have smell to drop */
}
} /* of time to go */
/* else not go */
} /* of for AntNow */

textcolor(FOOD_HOME_COLOR);
gotoxy(home.xxx,home.yyy); putch(HOME_CHAR);
gotoxy(food.xxx,food.yyy);
if(food.amount>0) putch(FOOD_CHAR);
else putch(FOOD_CHAR2);
textcolor(7);

gotoxy(1,MAXY+1);
printf("Food %d, Home %d ",food.amount,home.amount);
}

void AntOneStep(void)
{
int ddir,tttx,ttty;
int i;

ddir = ant[AntNow].dir;
tttx = ant[AntNow].xxx;
ttty = ant[AntNow].yyy;

ddir = AntNextDir(tttx,ttty,ddir);

switch(ddir)
{
case UP: ttty--;
break;
case DOWN: ttty++;
break;
case LEFT: tttx--;
break;
case RIGHT: tttx++;
break;
default: break;
} /* of switch dir */

ant[AntNow].dir = ddir;
ant[AntNow].xxx = tttx;
ant[AntNow].yyy = ttty;

if(ant[AntNow].food)
/* this ant carry with food, search for home */
{
if(tttx==home.xxx&&ttty==home.yyy)
{
home.amount++;
AntInitial();
}
if(tttx==food.xxx&&ttty==food.yyy)
ant[AntNow].SmellAmount[SMELL_TYPE_FOOD] = MAX_SMELL;
} /* of search for home */
else
/* this ant is empty, search for food */
{
if(tttx==food.xxx&&ttty==food.yyy)
{
if(food.amount>0)
{
ant[AntNow].food = 1;
food.amount--;
ant[AntNow].SmellAmount[SMELL_TYPE_FOOD] = MAX_SMELL;
ant[AntNow].SmellAmount[SMELL_TYPE_HOME] = 0;
ant[AntNow].dir = TurnBack(ant[AntNow].dir);
for(i=0;i<TRACE_REMEMBER;i++)
{
ant[AntNow].tracex[i] = 0;
ant[AntNow].tracey[i] = 0;
}
ant[AntNow].TracePtr = 0;
CanFindFood = 1;
} /* of still have food */
}
if(tttx==home.xxx&&ttty==home.yyy)
ant[AntNow].SmellAmount[SMELL_TYPE_HOME] = MAX_SMELL;
} /* of search for food */
}

void DealKey(char key)
{
int i;
switch(key)
{
case 'p': gettime(&endtime);
DispPlayTime();
getch();
gotoxy(1,MAXY+1);
for(i=1;i<=MAXX-1;i++) putch(SPACE);
break;
case 't': if(SmellDispFlag)
{
SmellDispFlag=0;
ClearSmellDisp();
}
else SmellDispFlag = 1;
break;
case '1': DispSmell(SMELL_TYPE_FOOD);
getch();
ClearSmellDisp();
break;
case '2': DispSmell(SMELL_TYPE_HOME);
getch();
ClearSmellDisp();
break;
case '3': DispSmell(2);
getch();
ClearSmellDisp();
break;
case 's': SaveBlock();
break;
case 'l': LoadBlock();
break;
default: gotoxy(1,MAXY+1);
for(i=1;i<=MAXX-1;i++) putch(SPACE);
} /* of switch */
}

void ClearSmellDisp(void)
{
int k,i,j;

for(k=0;k<=1;k++)
/* SMELL TYPE FOOD and HOME */
for(i=1;i<=MAXX;i++)
for(j=1;j<=MAXY;j++)
{
if(Smell[k][i][j])
{
gotoxy(i,j);
putch(SPACE);
}
} /* of one location */
}

搜索更多相关主题的帖子: define　FOOD　注释　算法　CHAR　
2007-07-01 10:19
xiazhi123456
Rank: 1
等　级：新手上路
帖　子：9
专家分：0
注　册：2007-6-30
第 2 楼
 得分:0 

哥们能不能把这个算法的主要步骤给注释一下？？
谢谢了！！！

2007-07-01 12:02
xiazhi123456
Rank: 1
等　级：新手上路
帖　子：9
专家分：0
注　册：2007-6-30
第 3 楼
 得分:0 

请求高手帮忙，注释一下代码！！！！！

2007-07-01 13:48
xiazhi123456
Rank: 1
等　级：新手上路
帖　子：9
专家分：0
注　册：2007-6-30
第 4 楼
 得分:0 

请求大家帮忙啊

2007-07-01 15:05



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