ngcppCalc.c File Reference

#include <ngc/core/ngcpp.h>
#include <math.h>

Functions
int	ngcppWinCpy (char *frm, int fx, int fy, char *win, int sx0, int sy0, int nx, int ny, int bytes, int assemble, int noSort)
void	ngcppApplyPixMap (char *in, char *out, size_t numPix, int bytes)
int	ngcppGetShift (char *first, int *data, char *bpx, int nx, int tx, int ty, int txw, int tyw, int *sx, int *sy, int *posX, int *posY)
int	ngcppGetShiftCen (char *first, int *data, char *bpx, int nx, int tx, int ty, int txw, int tyw, int *sx, int *sy, int *posX, int *posY)
int	ngcppGetShiftFloat (char *first, float *data, char *bpx, int nx, int tx, int ty, int txw, int tyw, int *sx, int *sy, int *posX, int *posY)
int	ngcppGetShiftCenFloat (char *first, float *data, char *bpx, int nx, int tx, int ty, int txw, int tyw, int *sx, int *sy, int *posX, int *posY)
int	ngcppShiftAddInt (int *sum, int *data, int nx, int ny, int shx, int shy)
int	ngcppShiftAddIntN (int *sum, int *data, int nx, int ny, int shx, int shy, int n, int np)
int	ngcppShiftAddFloat (float *sum, float *data, int nx, int ny, int shx, int shy)
int	ngcppShiftAddFloatN (float *sum, float *data, int nx, int ny, int shx, int shy, int n, int np)
void	ngcppFrameScale16 (void *buffer, size_t size, int n)
void	ngcppFrameScaleReal16 (void *buffer, size_t size, int n)
void	ngcppFlipX (int *map, int nx, int ny)
void	ngcppFlipY (int *map, int nx, int ny)
void	ngcppR90 (int *map, int nx, int ny)
void	ngcppR270 (int *map, int nx, int ny)
int	ngcppSwapXY (void)
void	ngcppApplyMapOp (int nx, int ny)

Detailed Description

Copyright

SPDX-FileCopyrightText: 2026 European Southern Observatory (ESO) SPDX-License-Identifier: LGPL-3.0-only

Function Documentation

ngcppApplyMapOp()

void ngcppApplyMapOp	(	int	nx,
		int	ny )

Apply stored oparations on pixel sorting map

m1++ = ngcppPixMap[idx];

m1++ = ngcppPixMap64[idx];

ngcppApplyPixMap()

void ngcppApplyPixMap	(	char *	in,
		char *	out,
		size_t	numPix,
		int	bound )

Apply pixel sorting map.

ngcppFlipX()

void ngcppFlipX	(	int *	map,
		int	nx,
		int	ny )

Vertical flip of pixel sorting map

ngcppFlipY()

void ngcppFlipY	(	int *	map,
		int	nx,
		int	ny )

Horizontal flip of pixel sorting map

ngcppFrameScale16()

void ngcppFrameScale16	(	void *	buffer,
		size_t	size,
		int	n )

Scale 32-bit integere frame down to 16-bit

ngcppFrameScaleReal16()

void ngcppFrameScaleReal16	(	void *	buffer,
		size_t	size,
		int	n )

Scale 32-bit floating point frame down to 16-bit

ngcppGetShift()

int ngcppGetShift	(	char *	first,
		int *	data,
		char *	bpx,
		int	nx,
		int	tx,
		int	ty,
		int	txw,
		int	tyw,
		int *	sx,
		int *	sy,
		int *	posX,
		int *	posY )

Get shift vector for on-chip tracking using highest intensity method.

ngcppGetShiftCen()

int ngcppGetShiftCen	(	char *	first,
		int *	data,
		char *	bpx,
		int	nx,
		int	tx,
		int	ty,
		int	txw,
		int	tyw,
		int *	sx,
		int *	sy,
		int *	posX,
		int *	posY )

Get shift vector for on-chip tracking using centroiding method.

ngcppGetShiftCenFloat()

int ngcppGetShiftCenFloat	(	char *	first,
		float *	data,
		char *	bpx,
		int	nx,
		int	tx,
		int	ty,
		int	txw,
		int	tyw,
		int *	sx,
		int *	sy,
		int *	posX,
		int *	posY )

Get shift vector for on-chip tracking using centroiding method (floating point data).

ngcppGetShiftFloat()

int ngcppGetShiftFloat	(	char *	first,
		float *	data,
		char *	bpx,
		int	nx,
		int	tx,
		int	ty,
		int	txw,
		int	tyw,
		int *	sx,
		int *	sy,
		int *	posX,
		int *	posY )

Get shift vector for on-chip tracking using highest intensity method (floating point data).

ngcppR270()

void ngcppR270	(	int *	map,
		int	nx,
		int	ny )

Rotate pixel sorting map by 270 degrees

ngcppR90()

void ngcppR90	(	int *	map,
		int	nx,
		int	ny )

Rotate pixel sorting map by 90 degrees

ngcppShiftAddFloat()

int ngcppShiftAddFloat	(	float *	sum,
		float *	data,
		int	nx,
		int	ny,
		int	shx,
		int	shy )

On-chip-tracking function (floating point data).

ngcppShiftAddFloatN()

int ngcppShiftAddFloatN	(	float *	sum,
		float *	data,
		int	nx,
		int	ny,
		int	shx,
		int	shy,
		int	n,
		int	np )

On-chip-tracking function (floating point data).

ngcppShiftAddInt()

int ngcppShiftAddInt	(	int *	sum,
		int *	data,
		int	nx,
		int	ny,
		int	shx,
		int	shy )

On-chip-tracking function

ngcppShiftAddIntN()

int ngcppShiftAddIntN	(	int *	sum,
		int *	data,
		int	nx,
		int	ny,
		int	shx,
		int	shy,
		int	n,
		int	np )

On-chip-tracking function

ngcppSwapXY()

int ngcppSwapXY

(

void

)

Pixel-map 90deg rotation

ngcppWinCpy()

int ngcppWinCpy	(	char *	frm,
		int	fx,
		int	fy,
		char *	win,
		int	sx0,
		int	sy0,
		int	nx,
		int	ny,
		int	bytes,
		int	assemble,
		int	noSort )

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