NAME

MgetProjection - get projection type

SYNOPSIS

#include "csf.h"

CSF_PT MgetProjection(const MAP *map);

PARAMETERS

const MAP *map
map handle

DESCRIPTION

MgetProjection returns the projection type of the map. In version 2, projections are simplified. We only discern between a projection with y increasing (PT_YINCT2B) and decreasing (PT_YDECT2B) from top to bottom. The old constants are mapped to these two.

RETURNS

PT_YINCT2B or PT_YDECT2B

Possible values for a

CSF_PT
are as follows: * these two can be returned by or passed to a csf2 function * this one CANNOT be returned by NOR passed to a csf2 function