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nbsdgames/muncher.c
Your Name cc82e915ee CC's original notice
2021-04-23 18:09:03 +04:30

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/*
|\/|
| |UNCHER
Authored by abakh <abakh@tuta.io>
To the extent possible under law, the author(s) have dedicated all copyright and related and neighboring rights to this software to the public domain worldwide. This software is distributed without any warranty.
You should have received a copy of the CC0 Public Domain Dedication along with this software. If not, see <http://creativecommons.org/publicdomain/zero/1.0/>.
*/
#include <curses.h>
#include <string.h>
#include <stdlib.h>
#include <stdbool.h>
#include <limits.h>
#include <time.h>
#include <signal.h>
#include <unistd.h>
#include "config.h"
#define SAVE_TO_NUM 10
#define MINLEN 10
#define MAXLEN 24
#define MINWID 40
#define MAXWID 80
enum {UP=1,RIGHT,DOWN,LEFT,FOOD,SUPERFOOD,TRAP};
typedef signed char byte;
/* The Plan9 compiler can not handle VLAs */
#ifdef NO_VLA
#define len 36
#define wid 80
#ifdef Plan9
int usleep(long usec) {
int second = usec/1000000;
long nano = usec*1000 - second*1000000;
struct timespec sleepy = {0};
sleepy.tv_sec = second;
sleepy.tv_nsec = nano;
nanosleep(&sleepy, (struct timespec *) NULL);
return 0;
}
#endif
#else
int len,wid;
#endif//NO_VLA
int py,px;//pointer
byte pse_msg=20;//flashing animations might hurt some people
bool epilepsy=0;
char alt_animation[4]={'-','\\','|','/'};
int immunity;
byte direction;
long score;
chtype colors[6]={0};
FILE* scorefile;
char error[150]={0};
void logo(void){
mvaddstr(1,0,"|\\/|");
mvaddstr(2,0,"| |UNCHER");
}
byte scorewrite(void){// only saves the top 10, returns the place in the chart
bool deforno;
if( !getenv("MNCH_SCORES") && (scorefile= fopen(MNCH_SCORES,"r")) ){
deforno=1;
}
else{
deforno=0;
if( !(scorefile = fopen(getenv("MNCH_SCORES"),"r")) ){
sprintf(error,"No accessible score files found. You can make an empty text file in %s or set MNCH_SCORES to such a file to solve this.",MNCH_SCORES);
return -1;
}
}
char namebuff[SAVE_TO_NUM][60];
long scorebuff[SAVE_TO_NUM];
memset(namebuff,0,SAVE_TO_NUM*60*sizeof(char) );
memset(scorebuff,0,SAVE_TO_NUM*sizeof(long) );
long fuckingscore =0;
char fuckingname[60]={0};
byte location=0;
while( fscanf(scorefile,"%59s : %ld\n",fuckingname,&fuckingscore) == 2 && location<SAVE_TO_NUM ){
strcpy(namebuff[location],fuckingname);
scorebuff[location] = fuckingscore;
++location;
memset(fuckingname,0,60);
fuckingscore=0;
}
if(deforno)
scorefile = fopen(MNCH_SCORES,"w+");//get rid of the previous text first
else
scorefile = fopen(getenv("MNCH_SCORES"), "w+") ;
if(!scorefile){
strcpy(error, "The file cannot be opened in w+. ");
return -1;
}
byte itreached=location;
byte ret = -1;
bool wroteit=0;
for(location=0;location<=itreached && location<SAVE_TO_NUM-wroteit;++location){
if(!wroteit && (location>=itreached || score>=scorebuff[location]) ){
fprintf(scorefile,"%s : %ld\n",getenv("USER"),score);
ret=location;
wroteit=1;
}
if(location<SAVE_TO_NUM-wroteit && location<itreached)
fprintf(scorefile,"%s : %ld\n",namebuff[location],scorebuff[location]);
}
fflush(scorefile);
return ret;
}
void showscores(byte playerrank){
erase();
logo();
if(*error){
mvaddstr(3,0,error);
printw("\nHowever, your score is %ld.",score);
refresh();
return;
}
if(playerrank == 0){
char formername[60]={0};
long formerscore=0;
rewind(scorefile);
fscanf(scorefile,"%*s : %*d\n");
move(3,0);
byte b=0;
if ( fscanf(scorefile,"%s : %ld\n",formername,&formerscore)==2){
halfdelay(1);
printw("*****CONGRATULATIONS!****\n");
printw(" You bet the\n");
printw(" previous\n");
printw(" record\n");
printw(" of\n");
printw(" %14ld\n",formerscore);
printw(" held by\n");
printw(" %11s\n",formername);
printw(" \n");
printw(" \n");
printw("*************************\n");
printw("Press a key to proceed:");
Effect:
move(4,0);
attron(colors[b]);
mvprintw(4,0, " _____ ");
mvprintw(5,0, " .' |");
mvprintw(6,0, " .' |");
mvprintw(7,0, " | .| |");
mvprintw(8,0, " |.' | |");
mvprintw(9,0, " | |");
mvprintw(10,0," ___| |___");
mvprintw(11,0," | |");
mvprintw(12,0," |____________|");
attroff(colors[b]);
b=(b+1)%6;
if(getch()==ERR)
goto Effect;
nocbreak();
cbreak();
erase();
logo();
}
}
//scorefile is still open with w+
move(3,0);
char pname[60] = {0};
long pscore=0;
byte rank=0;
rewind(scorefile);
printw(">*>*>Top %d<*<*<\n",SAVE_TO_NUM);
while( rank<SAVE_TO_NUM && fscanf(scorefile,"%s : %ld\n",pname,&pscore) == 2){
if(rank == playerrank)
printw(">>>");
printw("%d) %s : %ld\n",rank+1,pname,pscore);
++rank;
}
addch('\n');
refresh();
}
void rectangle(void){
for(int y=0;y<=len;++y){
mvaddch(3+y,0,ACS_VLINE);
mvaddch(4+y,1+wid,ACS_VLINE);
}
for(int x=0;x<=wid;++x){
mvaddch(3,x,ACS_HLINE);
mvaddch(4+len,x,ACS_HLINE);
}
mvaddch(3,0,ACS_ULCORNER);
mvaddch(4+len,0,ACS_LLCORNER);
mvaddch(3,1+wid,ACS_URCORNER);
mvaddch(4+len,1+wid,ACS_LRCORNER);
}
void place_food(byte board[len][wid]){
int y,x;
do{
y=rand()%len;
x=rand()%wid;
}while(y==py && x==px);
board[y][x]=FOOD;
byte num;
if(score<300)
num=rand()%2;
else if(score<500)
num=1+rand()%2;
else if(score<1000)
num=2+rand()%4;
else if(score<2000)
num=5+rand()%6;
else
num=10+rand()%11;
while(num){
Again:
y=rand()%len;
x=rand()%wid;
if(abs(y-py)<4 && abs(x-px)<7)
goto Again;
if(board[y][x]==FOOD)
goto Again;
board[y][x]=TRAP;
--num;
}
if(score>2000 && !(rand()%5)){
do{
y=rand()%len;
x=rand()%wid;
}while(y==py && x==px && board[y][x]!=FOOD);
board[y][x]=SUPERFOOD;
}
}
void draw(byte board[len][wid]){
int y,x;
static byte effect=0;
chtype prnt;
rectangle();
for(y=0;y<len;++y){
for(x=0;x<wid;++x){
if(y==py && x==px){
prnt='r'|colors[2]|A_STANDOUT;
if(immunity){
if(epilepsy)
prnt='r';
else
prnt='r'|colors[effect]|A_BOLD;
}
}
else if(board[y][x]==TRAP)
prnt='^'|colors[((y*x)/15)%6];
else if(board[y][x]==FOOD)
prnt='%'|colors[(y+x)%6];
else if(board[y][x]==SUPERFOOD){
if(epilepsy)
prnt=alt_animation[effect/10];
else
prnt='%'|colors[effect];
}
else
prnt= ' ';
mvaddch(4+y,x+1,prnt);
}
}
if(epilepsy)
effect=(effect+1)%40;
else
effect=(effect+1)%6;
if(pse_msg && !epilepsy){
mvprintw(len+5,0,"Suffering PSE? Press e.");
--pse_msg;
}
}
void help(void){
nocbreak();
cbreak();
erase();
logo();
attron(A_BOLD);
mvprintw(3,0," **** THE CONTROLS ****");
attroff(A_BOLD);
mvprintw(4,0,"hjkl/ARROW KEYS : Change direction");
mvprintw(5,0,"q : Quit");
mvprintw(6,0,"F1 & F2: Help on controls & gameplay");
mvprintw(8,0,"Press a key to continue");
refresh();
getch();
erase();
halfdelay(1);
}
void gameplay(void){
nocbreak();
cbreak();
erase();
logo();
attron(A_BOLD);
mvprintw(3,0," **** THE GAMEPLAY ****");
attroff(A_BOLD);
move(4,0);
printw("Eat the food and avoid the traps.\n");
refresh();
erase();
getch();
halfdelay(1);
}
void sigint_handler(int x){
endwin();
puts("Quit.");
exit(x);
}
int main(int argc, char** argv){
bool autoset=0;
signal(SIGINT,sigint_handler);
#ifndef NO_VLA
if(argc>3 || (argc==2 && !strcmp("help",argv[1])) ){
printf("Usage: %s [len wid]\n",argv[0]);
return EXIT_FAILURE;
}
if(argc==2){
puts("Give both dimensions.");
return EXIT_FAILURE;
}
if(argc==3){
bool lool = sscanf(argv[1],"%d",&len) && sscanf(argv[2],"%d",&wid);
if(!lool){
puts("Invalid input.");
return EXIT_FAILURE;
}
if(len<MINLEN || wid<MINWID || len>500 || wid>500){
puts("At least one of your given dimensions is either too small or too big.");
return EXIT_FAILURE;
}
}
else{
autoset=1;
}
#endif
initscr();
#ifndef NO_VLA
if(autoset){
len=LINES-7;
if(len<MINLEN)
len=MINLEN;
else if(len>MAXLEN)
len=MAXLEN;
wid=COLS-5;
if(wid<MINWID)
wid=MINWID;
else if(wid>MAXWID)
wid=MAXWID;
}
#endif
srand(time(NULL)%UINT_MAX);
byte board[len][wid];
bool halfspeed=0;
int constant=150*(80*24)/(len*wid);
initscr();
noecho();
cbreak();
keypad(stdscr,1);
if(has_colors()){
start_color();
use_default_colors();
init_pair(1,COLOR_BLUE,-1);
init_pair(2,COLOR_GREEN,-1);
init_pair(3,COLOR_YELLOW,-1);
init_pair(4,COLOR_CYAN,-1);
init_pair(5,COLOR_MAGENTA,-1);
init_pair(6,COLOR_RED,-1);
for(byte b= 0;b<6;++b){
colors[b]=COLOR_PAIR(b+1);
}
}
Start:
curs_set(0);
halfdelay(1);
score=direction=immunity=0;
py=len/2;
px=wid/2;
memset(board,0,len*wid);
place_food(board);
int preinput,input=0;
while(1){
erase();
logo();
mvprintw(1,11,"Score:%ld",score);
if(immunity)
mvprintw(2,11,"Immunity:%d",immunity);
draw(board);
refresh();
if( board[py][px]==FOOD ){
score+= constant;
board[py][px]=0;
if(!epilepsy){
for(byte b=0;b<6;++b){
mvaddch(4+py,px+1,'r'|colors[b]|A_STANDOUT);
refresh();
usleep(100000/5);
}
}
place_food(board);
}
if( board[py][px]==SUPERFOOD ){
immunity+=(len+wid)/2;
board[py][px]=0;
}
if(board[py][px]==TRAP){
if(immunity)
board[py][px]=0;
else
break;
}
if(px<0 || px>=wid)
break;
halfspeed=!halfspeed;
preinput=input;
input = getch();
if( input == KEY_F(1) || input=='?' )
help();
if( input==KEY_F(2) )
gameplay();
if( (input=='k' || input==KEY_UP) && py>0 ){
direction=UP;
halfspeed=1;
}
if( (input=='j' || input==KEY_DOWN) && py<len-1 ){
direction=DOWN;
halfspeed=1;
}
if( (input=='h' || input==KEY_LEFT) && px>0 )
direction=LEFT;
if( (input=='l' || input==KEY_RIGHT) && px<wid-1 )
direction=RIGHT;
if( input=='e')
epilepsy=1;
if( input=='q')
sigint_handler(0);
if( input=='p'){
nocbreak();
cbreak();
erase();
logo();
attron(A_BOLD);
mvaddstr(1,11,"PAUSED");
attroff(A_BOLD);
getch();
halfdelay(1);
}
if(input!=ERR){
if(preinput==input){//if it wasn't there, hitting two keys in less than 0.1 sec would not work
usleep(100000);
flushinp();
}
}
if(direction==UP && halfspeed){
if(!py)
break;
--py;
}
else if(direction==DOWN && halfspeed){
if(py==len-1)
break;
++py;
}
else if(direction==LEFT){
if(!px)
break;
--px;
}
else if(direction==RIGHT){
if(px==wid-1)
break;
++px;
}
if(immunity)
--immunity;
}
nocbreak();
cbreak();
draw(board);
refresh();
mvprintw(len+5,0,"Game over! Press a key to see the high scores:");
getch();
showscores(scorewrite());
printw("Game over! Wanna play again?(y/n)");
curs_set(1);
input=getch();
if( input!= 'N' && input!= 'n' && input!='q')
goto Start;
endwin();
return EXIT_SUCCESS;
}
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