hatch_color

color to use to stroke hatch patterns with

hatch_alpha

floating point between 0 (transparent) and 1 (opaque)

hatch_weight

line stroke width in units of pixels

hatch_scale

a rough measure of the “size” of a pattern. This value has different specific meanings, depending on the pattern.

hatch_pattern

a string name (or abbreviation) for a built-in pattern, or a string name of a pattern provided in hatch_extra. The built-in patterns are:

Built-in Hatch Patterns

FullName	Abbreviation	Example
blank	" "
dot	"."
ring	"o"
horizontal_line	"-"
vertical_line	"|"
cross	"+"
horizontal_dash	'"'
vertical_dash	":"
spiral	"@"
right_diagonal_line	"/"
left_diagonal_line	"\\"
diagonal_cross	"x"
right_diagonal_dash	","
left_diagonal_dash	"`"
horizontal_wave	"v"
vertical_wave	">"
criss_cross	"*"

hatch_extra

a dict mapping string names to custom pattern implementations. The name can be referred to by hatch_pattern. For example, if the following value is set for hatch_extra:

hatch_extra={ 'mycustom': ImageURLTexture(url=...) }

then the name "mycustom" may be set as a hatch_pattern.