No Colour Shift

Mesh Circle #1

--factor is pi / 7
"f l l f r r f l l" 

Mesh Circle # 2

pat = "f l l f r r f l l" :: Pattern IN.Turtle
--angle pi / 4

Helix

helixCircle = "f [<l r> f ] <r l r> f" :: Pattern IN.Turtle
-- angle is pi / 7

27 -side

pat = "f l l f r r f l l" :: Pattern IN.Turtle
--angle is pi

Spirals

"f l l f r r f l l"  -- pi / 2

Mesh # 1

pat = "f l l f r r f l l" :: Pattern IN.Turtle
--angle is pi / 2

Mesh # 2

pat = "f l l f r r f l l f r r f l l" :: Pattern IN.Turtle
-- angle is 2 pi / 3

Mesh # 3

pat = "f <l r> f <r l r>" :: Pattern IN.Turtle
-- angle is pi /2

Mesh # 4

pat = "f <l r> f <r l r>" :: Pattern IN.Turtle
-- angle is pi /3

Shapes

Double ring - square + triangle

pat = "f l l f r r f l l f r r f l l" :: Pattern IN.Turtle
-- angle is pi / 3

Double ring - Closer to Circle

pat = "f l l f r r f l l f r r f l l" :: Pattern IN.Turtle
-- angle is pi / 7

Circles

Climbing Braids

pat = "f <r l> [f <r l r l> f] <r l> f" :: Pattern IN.Turtle
	-- angle is pi /3 

HoneyComb Boundary

pat = "f <l r> f <r l r>" :: Pattern IN.Turtle
-- angle is pi 7, length is 3

Weird Ninja Stars

pat = "f l l [f r r f l l f r r] f l l" :: Pattern IN.Turtle

Logo - Spider

spiderLogo = "f [<l r> f ] <r l r> f" :: Pattern IN.Turtle
-- angle is pi /3

Square

squareLogo = "f [<l r> f ] <r l r> f" :: Pattern IN.Turtle
-- angle is pi / 2