files added, compute modified

compute.py

@@ -128,6 +128,12 @@ def project_ortho(point: tuple[float, float, float], scale: float = 1.0) -> tupl
     x, y, z = point
     return (x * scale, y * scale)
 
+def project_perspective(point: tuple[float, float, float], distance: float = 200.0, scale: float = 1.0) -> tuple[float, float]:
+    """Projiziert einen 3D-Punkt perspektivisch auf eine 2D-Fläche."""
+    x, y, z = point
+    # Verhindert Division durch 0, falls z genau bei -distance liegt
+    factor = distance / (distance + z) if (distance + z) != 0 else 1.0
+    return (x * factor * scale, y * factor * scale)
 
 if __name__ == "__main__":
     a = [[1, 2, 3], [4, 5, 6]]