Files
INF6B/simulations/donut.c/donut.cpp
rattatwinko d0eaabdd87 some new stuff.
idk its all pretty fun! some C++ too!
2025-10-15 11:16:51 +02:00

58 lines
1.5 KiB
C++

#include <windows.h>
#include <cstdio>
#include <cstring>
#include <cmath>
int main() {
float A = 0, B = 0;
float i, j;
int k;
float z[1760];
char b[1760];
// Clear screen
std::printf("\x1b[2J");
for (;;) {
std::memset(b, 32, 1760); // fill with spaces
std::memset(z, 0, 1760 * sizeof(float));
for (j = 0; j < 6.28; j += 0.07) {
for (i = 0; i < 6.28; i += 0.02) {
float c = std::sin(i);
float d = std::cos(j);
float e = std::sin(A);
float f = std::sin(j);
float g = std::cos(A);
float h = d + 2;
float D = 1 / (c * h * e + f * g + 5);
float l = std::cos(i);
float m = std::cos(B);
float n = std::sin(B);
float t = c * h * g - f * e;
int x = int(40 + 30 * D * (l * h * m - t * n));
int y = int(12 + 15 * D * (l * h * n + t * m));
int o = x + 80 * y;
int N = int(8 * ((f * e - c * d * g) * m - c * d * e - f * g - l * d * n));
if (y >= 0 && y < 22 && x >= 0 && x < 80 && D > z[o]) {
z[o] = D;
b[o] = ".,-~:;=!*#$@"[N > 0 ? N : 0];
}
}
}
std::printf("\x1b[H");
for (k = 0; k < 1761; k++) {
putchar(k % 80 ? b[k] : 10);
}
A += 0.04f;
B += 0.02f;
Sleep(10); // milliseconds
}
return 0;
}