inla.has_PROJ6 {INLA} | R Documentation

## PROJ6 detection

### Description

Detect whether PROJ6 is available for INLA. Deprecated and always returns `TRUE`.

### Usage

    inla.has_PROJ6()

    inla.not_for_PROJ6(fun)

    inla.not_for_PROJ4(fun)

    inla.fallback_PROJ6(fun)

    inla.requires_PROJ6(fun)

### Arguments

`fun` | The name of the calling function

### Details

`inla.has_PROJ6` is called to check if PROJ6&GDAL3 are available.

### Value

For `inla.has_PROJ6`, always returns `TRUE`. Previously: logical; `TRUE` if PROJ6 is available, `FALSE` otherwise

### Functions

- `inla.has_PROJ6()`:

- `inla.not_for_PROJ6()`: Called to warn about using old PROJ4 features even though PROJ6 is available

- `inla.not_for_PROJ4()`: Called to give an error when calling methods that are only available for PROJ6

- `inla.fallback_PROJ6()`: Called to warn about falling back to using old PROJ4 methods when a PROJ6 method hasn't been implemented

- `inla.requires_PROJ6()`: Called to give an error when PROJ6 is required but not available

### Examples

    ## Not run:
    inla.has_PROJ6()

    ## End(Not run)

[Package INLA version 25.06.07 Index]