sheldonmlee/ncurses-gameoflife
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added terminal interrupt handlingw

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Sheldon Lee 2020-06-12 22:50:03 +01:00
parent 9fd1fa4c83
commit 7c70cb4eb4
1 changed files with 17 additions and 6 deletions
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23
main.c
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@ -1,14 +1,21 @@
#include <stdio.h> #include <stdio.h>
#include <stdbool.h>
#include <ncurses.h> #include <ncurses.h>
#include <unistd.h> #include <unistd.h>
#include <math.h> #include <math.h>
#include <signal.h>
#include "grid.h" #include "grid.h"
#include "vect.h" #include "vect.h"
void contain(int* pos, int* velocity, int min, int max); static volatile int running = 1;
static void contain(int* pos, int* velocity, int min, int max);
// if ^C is pressed, set running flag to false
static void signalHandler(int sig);
int main() int main()
{ {
signal(SIGINT, signalHandler);
int count = 0;
//init //init
initscr(); initscr();
//noecho(); //noecho();
@ -29,9 +36,7 @@ int main()
initGrid(&grid, width, height); initGrid(&grid, width, height);
putPixel(&grid, pos.x, pos.y); putPixel(&grid, pos.x, pos.y);
while (1) { while (running) {
clear();
clearGrid(&grid); clearGrid(&grid);
putPixel(&grid, pos.x, pos.y); putPixel(&grid, pos.x, pos.y);
drawGrid(&grid); drawGrid(&grid);
@ -49,7 +54,7 @@ int main()
return 0; return 0;
} }
void contain(int* pos, int* velocity, int min, int max) static void contain(int* pos, int* velocity, int min, int max)
{ {
bool above_max = max < *pos; bool above_max = max < *pos;
bool below_min = *pos < min; bool below_min = *pos < min;
@ -60,3 +65,9 @@ void contain(int* pos, int* velocity, int min, int max)
*velocity *= -1; *velocity *= -1;
} }
} }
static void signalHandler(int sig)
{
printf("interrupt\n");
running = 0;
}