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# Set the dimensionality
define N_DIM 2
# sp_trans - Translate the origin to a new center.
#
# History
# 11Mar91 - Created by Jonathan D. Eisenhamer, STScI.
#---------------------------------------------------------------------------
procedure sp_trans( x, y, npts, center, nx, ny )
real x[npts], y[npts] # I: The x, y vectors to translate.
int npts # I: The number of points in the vectors.
real center[N_DIM] # I: The new coordinate center.
real nx[npts], ny[npts] # O: The translated vectors.
# Declarations
pointer mw # MWCS structure.
# Function prototypes.
pointer mw_open(), mw_sctran()
begin
mw = mw_open( NULL, N_DIM )
call mw_shift( mw, center, 3b )
call mw_v2tranr( mw_sctran( mw, "physical", "logical", 3b ),
x, y, nx, ny, npts )
call mw_close( mw )
end
#---------------------------------------------------------------------------
# End of sp_trans
#---------------------------------------------------------------------------
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