pub const Direction = struct {
    x: i8 = 1,
    y: i8 = 1,
    z: i8 = 1,
};
pub const Point = struct {
    x: i32,
    y: i32,
    z: i32,
    direction: Direction, //for movement state
};
pub const Vec3 = struct {
    a: Point,
    b: Point,
    c: Point,
};
pub const Triangle = struct {
    bufa: *i32,
    bufb: *i32,
    bufc: *i32,
};
pub var vec = Vec3{
    .a = Point{ .x = 20, .y = 30, .z = 0, .direction = .{ .x = 1, .y = 1, .z = 1 } },
    .b = Point{ .x = 50, .y = 40, .z = 0, .direction = .{ .x = 1, .y = 1, .z = 1 } },
    .c = Point{ .x = 30, .y = 1, .z = 0, .direction = .{ .x = 1, .y = 1, .z = 1 } },
};
pub var vec2 = Vec3{
    .a = Point{ .x = 20, .y = 20, .z = 0, .direction = .{ .x = 1, .y = 1, .z = 1 } },
    .b = Point{ .x = 50, .y = 30, .z = 0, .direction = .{ .x = 1, .y = 1, .z = 1 } },
    .c = Point{ .x = 30, .y = 1, .z = 0, .direction = .{ .x = 1, .y = 1, .z = 1 } },
};