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#include <Binding/VirtualTerminal.class.h>
#include <Binding/Thread.class.h>
#include <String.class.h>
#include <ByteArray.class.h>
#include <Rand.ns.h>
int main(Vector<String> args) {
if (!outvt.isBoxed()) {
outvt << "Error : cannot display GOL on a non-boxed terminal.\n";
return 1;
}
int h = outvt.height() - 1, w = outvt.width();
bool *cells = new bool[w * h];
bool *newcells = new bool[w * h];
u32int delay = 100;
for (u32int x = 0; x < w; x++) {
for (u32int y = 0; y < h; y++) {
cells[x * h + y] = false;
}
}
ByteArray tmp((w + 1) * (h + 1));
bool run = true;
while (run) {
//Display cells
for (u32int y = 0; y < h; y++) {
for (u32int x = 0; x < w; x++) {
if (cells[x * h + y]) {
tmp[y * w + x] = '#';
} else {
tmp[y * w + x] = ' ';
}
}
}
outvt.moveCursor(0, 0);
outvt << tmp.toString() << "Press Ctrl+h for help";
//Compute next generation
for (int y = 0; y < h; y++) {
for (int x = 0; x < w; x++) {
u8int n = 0;
for (int yy = y - 1; yy < y + 2; yy++) {
for (int xx = x - 1; xx < x + 2; xx++) {
if (xx < w and yy < h and xx >= 0 and yy >= 0
and cells[xx * h + yy]) n++;
}
}
newcells[x * h + y] = cells[x * h + y];
if (cells[x * h + y]) {
n--;
if (n < 2) newcells[x * h + y] = false;
if (n > 3) newcells[x * h + y] = false;
} else {
if (n == 3) newcells[x* h + y] = true;
}
}
}
for (u32int x = 0; x < w; x++) {
for (u32int y = 0; y < h; y++) {
cells[x * h + y] = newcells[x * h + y];
}
}
keypress_t kp = invt.getKeypress(false, false);
while (kp.hascmd && (kp.modifiers & STATUS_CTRL)) {
if (kp.character == WChar("c")) {
run = false;
} else if (kp.character == WChar("r")) {
for (u32int i = 0; i < 20; i++) {
u64int x = Rand::rand() * w / Rand::max();
u64int y = Rand::rand() * h / Rand::max();
cells[x * h + y] = true;
}
} else if (kp.character == WChar("R")) {
for (u32int i = 0; i < 150; i++) {
u64int x = Rand::rand() * w / Rand::max();
u64int y = Rand::rand() * h / Rand::max();
cells[x * h + y] = true;
}
} else if (kp.character == WChar("h")) {
outvt << "\n\n** Melon's demo Game Of Life Simulator help :\n";
outvt << " - ctrl+c : quit\n";
outvt << " - ctrl+h : show this\n";
outvt << " - ctrl+r : add some random cells\n";
outvt << " - ctrl+R : add more cells, but not random\n\n";
outvt << "Press any key to return to simultaor...";
invt.getKeypress();
}
kp = invt.getKeypress(false, false);
}
Thread::get().sleep(100);
}
delete cells;
delete newcells;
outvt << "\n\n";
}
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