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refactor

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This commit is contained in:
Justin Lin 2019-09-28 20:02:45 +08:00
parent ebf6dc5bca
commit 6a6b9289af
1 changed files with 11 additions and 12 deletions
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23
src/turtle/t2d.scad
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@ -33,30 +33,29 @@ function _t2d_get_y(t) = t[0][1];
function _t2d_get_pt(t) = t[0];
function _t2d_get_angle(t) = t[1];
function _t2d_two_args_command(cmd, t, arg) =
is_undef(arg) ? _t2d_one_arg_command(cmd, t) :
cmd == "point" ? _t2d_set_point(t, arg) :
cmd == "angle" ? _t2d_set_angle(t, arg) :
cmd == "forward" ? _t2d_forward(t, arg) :
cmd == "turn" ? _t2d_turn(t, arg) : assert(false, "unknown command");
function _t2d_one_arg_command(cmd, t) =
function _t2d_get(cmd, t) =
cmd == "angle" ? _t2d_get_angle(t) :
cmd == "point" ? _t2d_get_pt(t) : assert(false, "unknown command");
function _t2d_cmdline(cmd, t, arg) =
_t2d_two_args_command(cmd, t, arg);
function _t2d_set(t, point, angle) =
!is_undef(point) ? _t2d_set_point(t, point) :
!is_undef(angle) ? _t2d_set_angle(t, angle) :
assert(false, "no target to set");
function _t2d_cmdline(cmd, t, arg) =
is_undef(arg) ? _t2d_get(cmd, t) :
cmd == "forward" ? _t2d_forward(t, arg) :
cmd == "turn" ? _t2d_turn(t, arg) :
cmd == "point" ? _t2d_set_point(t, arg) :
cmd == "angle" ? _t2d_set_angle(t, arg) :
assert(false, "unknown command");
function _t2d_cmd(t, cmd, point, angle, leng) =
cmd == "forward" ? _t2d_forward(t, leng) :
cmd == "turn" ? _t2d_turn(t, angle) :
cmd == "point" ? _t2d_get_pt(t) :
cmd == "angle" ? _t2d_get_angle(t) : assert(false, "unknown command");
cmd == "angle" ? _t2d_get_angle(t) :
assert(false, "unknown command");
function _t2d_cmds(t, cmds, i = 0) =
i == len(cmds) ? t :