PETSc version 3.17.0
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# PetscDrawIndicatorFunction

Draws an indicator function (where a relationship is true) on a PetscDraw

### Synopsis

    #include "petscdraw.h"
    PetscErrorCode PetscDrawIndicatorFunction(PetscDraw draw,PetscReal xmin,PetscReal xmax,PetscReal ymin,PetscReal ymax,int c,PetscErrorCode (*indicator)(void*,PetscReal,PetscReal,PetscBool*),void *ctx)

Not collective

### Input Parameters

| draw | - a PetscDraw
| xmin,xmax,ymin,ymax | - region to draw indicator function
| f | - the indicator function

### Level

developer

### Location

src/sys/classes/draw/interface/drect.c
Index of all Draw routines
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Index of all manual pages