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kernels: add some demos from movfuscator and rt-thread

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This commit is contained in:
Zihao Yu 2023-07-22 21:28:08 +08:00
parent 3388801aea
commit c5bcf378e8
11 changed files with 813 additions and 0 deletions
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52
kernels/demo/src/life/life.c Normal file
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/* adapted from http://rosettacode.org/wiki/Conway%27s_Game_of_Life */
#include <stdio.h>
#include <stdlib.h>
#include <io.h>
static int w = 40, h = 25;
void show(void *u) {
int x,y;
int (*univ)[w] = u;
screen_clear();
for (y=0;y<h;y++) {
for (x=0;x<w;x++)
print_char(univ[y][x] ? 'o' : ' ', y, x);
}
screen_refresh();
}
void evolve(void *u) {
int x,y,x1,y1;
unsigned (*univ)[w] = u;
unsigned new[h][w];
for (y=0;y<h;y++) for (x=0;x<w;x++) {
int n = 0;
for (y1 = y - 1; y1 <= y + 1; y1++)
for (x1 = x - 1; x1 <= x + 1; x1++)
if (univ[(y1 + h) % h][(x1 + w) % w])
n++;
if (univ[y][x]) n--;
new[y][x] = (n == 3 || (n == 2 && univ[y][x]));
}
for (y=0;y<h;y++) for (x=0;x<w;x++) univ[y][x] = new[y][x];
}
void game_of_life(void) {
w = screen_tile_width();
h = screen_tile_height();
int x,y;
unsigned univ[h][w];
for (x=0;x<w;x++)
for (y=0;y<h;y++)
univ[y][x] = rand() % 2;
while (1) {
show(univ);
evolve(univ);
usleep(200000);
}
}