Method
AravisEvaluatorset_sub_expression
Declaration [src]
void
arv_evaluator_set_sub_expression (
ArvEvaluator* evaluator,
const char* name,
const char* expression
)
Description [src]
Assign a formula to a sub-expression. If expression
== NULL
, the sub-expression previously assigned to name
will be removed.
A sub-expression may not reference another sub-expression.
Available since: | 0.6.0 |
Parameters
name |
const char* |
Sub-expression name. |
|
The data is owned by the caller of the function. | |
The string is a NUL terminated UTF-8 string. | |
expression |
const char* |
Sub-pexression formula. |
|
The argument can be NULL . | |
The data is owned by the caller of the function. | |
The string is a NUL terminated UTF-8 string. |