module Blend: sig
.. end
type
mode
val mode_none : mode
val mode_blend : mode
val mode_add : mode
val mode_mod : mode
type
operation
val add : operation
val subtract : operation
val rev_subtract : operation
val minimum : operation
val maximum : operation
type
factor
val zero : factor
val one : factor
val src_color : factor
val one_minus_src_color : factor
val src_alpha : factor
val one_minus_src_alpha : factor
val dst_color : factor
val one_minus_dst_color : factor
val dst_alpha : factor
val one_minus_dst_alpha : factor