Initial commit

1 files changed, 76 insertions, 0 deletions

diff --git a/cube.c b/cube.c
new file mode 100644
index 0000000..a4fea78
--- /dev/null
+++ b/cube.c
@@ -0,0 +1,76 @@
+#include <stdio.h>
+#include <math.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+
+float x, y, z;
+float step = 0.05;
+float zbuffer[24][80];
+float A = 0.0;
+float B = 0.0;
+char market[24][80];
+
+int main()
+{
+	system("clear");
+	while (1) {
+		memset(market, ' ', sizeof(market));
+		memset(zbuffer, 0, sizeof(zbuffer));
+
+		for (float u = -1.0; u <= 1.0; u += step) {
+			for (float v = -1.0; v <= 1.0; v += step) {
+				float faces[6][3] = {
+					{ u, v, 1.0 }, // z = 1
+					{ u, v, -1.0 }, // z = -1
+					{ u, 1.0, v }, // y = 1
+					{ u, -1.0, v }, // y = -1
+					{ 1.0, u, v }, // x = 1
+					{ -1.0, u, v } //x = -1
+
+				};
+
+				for (int f = 0; f < 6; f++) {
+					float x = faces[f][0];
+					float y = faces[f][1];
+					float z = faces[f][2];
+
+
+					float y1 = y * cos(A) - z * sin(A);
+					float z1 = y * sin(A) + z * cos(A);
+			      
+					float x_rot = x * cos(B) - z1 * sin(B);
+					float z_rot = x * sin(B) + z1 * cos(B);
+					
+					float dis = 3.5;
+					float ooZ = 1.0 / (z_rot + dis);
+
+					int xp = (int)(40 + 40 * x_rot * ooZ);
+					int yp = (int)(12 + 20 * y1 * ooZ);
+
+					if (yp >= 0 && xp <= 80 && yp >= 0 && yp < 24 && xp >= 0) {
+						if (ooZ > zbuffer[yp][xp]) {
+							zbuffer[yp][xp] = ooZ;
+							market[yp][xp] = '*';
+						}
+					}
+				}
+			}
+		}
+		printf("\x1b[H");
+		for (int y = 0; y < 24; y++) {
+			for (int x = 0; x < 80; x++) {
+				putchar(market[y][x]);
+			}
+			putchar('\n');
+		}
+
+		A += 0.02;
+		B += 0.02;
+		usleep(11000);
+	}
+}
+
+
+
+