cleaned up the level view code

[vrlugburz] / tools / dunger / src / level.c

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "level.h"

struct level *create_level(int xsz, int ysz)
{
        struct level *lvl;

        if(!(lvl = malloc(sizeof *lvl))) {
                return 0;
        }
        if(!(lvl->cells = calloc(xsz * ysz, sizeof *lvl->cells))) {
                free(lvl);
                return 0;
        }
        lvl->width = xsz;
        lvl->height = ysz;
        return lvl;
}

void free_level(struct level *lvl)
{
        if(!lvl) return;
        free(lvl->cells);
        free(lvl);
}