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# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
include <imhdr.h>
# IMA_DIV -- Image arithmetic division.
procedure ima_divs (im_a, im_b, im_c, a, b, c)
pointer im_a, im_b, im_c
short a, b, c
int len
pointer im[3], buf[3]
long v[IM_MAXDIM, 3]
int ima_nls()
short ima_efncs()
extern ima_efncs
short divzero
common /imadcoms/ divzero
begin
# Loop through all of the image lines.
divzero = c
im[1] = im_c
len = IM_LEN (im[1], 1)
call amovkl (long(1), v, 3 * IM_MAXDIM)
# If imagea is constant then read imageb and do a vector
# reciprical to imagec.
if (im_a == NULL) {
im[2] = im_b
while (ima_nls (im, buf, v, 2) != EOF)
call arczs (a, Mems[buf[2]], Mems[buf[1]], len,
ima_efncs)
# If imageb is constant then read imagea. If the constant
# is 1 do a vector move to imagec otherwise do a vector/scalar
# divide to imagec.
} else if (im_b == NULL) {
im[2] = im_a
while (ima_nls (im, buf, v, 2) != EOF) {
if (b == 0)
call amovks (divzero, Mems[buf[1]], len)
else if (b == 1)
call amovs (Mems[buf[2]], Mems[buf[1]], len)
else
call adivks (Mems[buf[2]], b, Mems[buf[1]], len)
}
# Read imagea and imageb and do the vector divide to imagec.
} else {
im[2] = im_a
im[3] = im_b
while (ima_nls (im, buf, v, 3) != EOF)
call advzs (Mems[buf[2]], Mems[buf[3]], Mems[buf[1]],
len, ima_efncs)
}
end
# IMA_EFNC -- Error function for division by zero.
short procedure ima_efncs (a)
short a
short divzero
common /imadcoms/ divzero
begin
return (divzero)
end
procedure ima_divi (im_a, im_b, im_c, a, b, c)
pointer im_a, im_b, im_c
int a, b, c
int len
pointer im[3], buf[3]
long v[IM_MAXDIM, 3]
int ima_nli()
int ima_efnci()
extern ima_efnci
int divzero
common /imadcomi/ divzero
begin
# Loop through all of the image lines.
divzero = c
im[1] = im_c
len = IM_LEN (im[1], 1)
call amovkl (long(1), v, 3 * IM_MAXDIM)
# If imagea is constant then read imageb and do a vector
# reciprical to imagec.
if (im_a == NULL) {
im[2] = im_b
while (ima_nli (im, buf, v, 2) != EOF)
call arczi (a, Memi[buf[2]], Memi[buf[1]], len,
ima_efnci)
# If imageb is constant then read imagea. If the constant
# is 1 do a vector move to imagec otherwise do a vector/scalar
# divide to imagec.
} else if (im_b == NULL) {
im[2] = im_a
while (ima_nli (im, buf, v, 2) != EOF) {
if (b == 0)
call amovki (divzero, Memi[buf[1]], len)
else if (b == 1)
call amovi (Memi[buf[2]], Memi[buf[1]], len)
else
call adivki (Memi[buf[2]], b, Memi[buf[1]], len)
}
# Read imagea and imageb and do the vector divide to imagec.
} else {
im[2] = im_a
im[3] = im_b
while (ima_nli (im, buf, v, 3) != EOF)
call advzi (Memi[buf[2]], Memi[buf[3]], Memi[buf[1]],
len, ima_efnci)
}
end
# IMA_EFNC -- Error function for division by zero.
int procedure ima_efnci (a)
int a
int divzero
common /imadcomi/ divzero
begin
return (divzero)
end
procedure ima_divl (im_a, im_b, im_c, a, b, c)
pointer im_a, im_b, im_c
long a, b, c
int len
pointer im[3], buf[3]
long v[IM_MAXDIM, 3]
int ima_nll()
long ima_efncl()
extern ima_efncl
long divzero
common /imadcoml/ divzero
begin
# Loop through all of the image lines.
divzero = c
im[1] = im_c
len = IM_LEN (im[1], 1)
call amovkl (long(1), v, 3 * IM_MAXDIM)
# If imagea is constant then read imageb and do a vector
# reciprical to imagec.
if (im_a == NULL) {
im[2] = im_b
while (ima_nll (im, buf, v, 2) != EOF)
call arczl (a, Meml[buf[2]], Meml[buf[1]], len,
ima_efncl)
# If imageb is constant then read imagea. If the constant
# is 1 do a vector move to imagec otherwise do a vector/scalar
# divide to imagec.
} else if (im_b == NULL) {
im[2] = im_a
while (ima_nll (im, buf, v, 2) != EOF) {
if (b == 0)
call amovkl (divzero, Meml[buf[1]], len)
else if (b == 1)
call amovl (Meml[buf[2]], Meml[buf[1]], len)
else
call adivkl (Meml[buf[2]], b, Meml[buf[1]], len)
}
# Read imagea and imageb and do the vector divide to imagec.
} else {
im[2] = im_a
im[3] = im_b
while (ima_nll (im, buf, v, 3) != EOF)
call advzl (Meml[buf[2]], Meml[buf[3]], Meml[buf[1]],
len, ima_efncl)
}
end
# IMA_EFNC -- Error function for division by zero.
long procedure ima_efncl (a)
long a
long divzero
common /imadcoml/ divzero
begin
return (divzero)
end
procedure ima_divr (im_a, im_b, im_c, a, b, c)
pointer im_a, im_b, im_c
real a, b, c
int len
pointer im[3], buf[3]
long v[IM_MAXDIM, 3]
int ima_nlr()
real ima_efncr()
extern ima_efncr
real divzero
common /imadcomr/ divzero
begin
# Loop through all of the image lines.
divzero = c
im[1] = im_c
len = IM_LEN (im[1], 1)
call amovkl (long(1), v, 3 * IM_MAXDIM)
# If imagea is constant then read imageb and do a vector
# reciprical to imagec.
if (im_a == NULL) {
im[2] = im_b
while (ima_nlr (im, buf, v, 2) != EOF)
call arczr (a, Memr[buf[2]], Memr[buf[1]], len,
ima_efncr)
# If imageb is constant then read imagea. If the constant
# is 1 do a vector move to imagec otherwise do a vector/scalar
# divide to imagec.
} else if (im_b == NULL) {
im[2] = im_a
while (ima_nlr (im, buf, v, 2) != EOF) {
if (b == 0.0)
call amovkr (divzero, Memr[buf[1]], len)
else if (b == 1.0)
call amovr (Memr[buf[2]], Memr[buf[1]], len)
else
call adivkr (Memr[buf[2]], b, Memr[buf[1]], len)
}
# Read imagea and imageb and do the vector divide to imagec.
} else {
im[2] = im_a
im[3] = im_b
while (ima_nlr (im, buf, v, 3) != EOF)
call advzr (Memr[buf[2]], Memr[buf[3]], Memr[buf[1]],
len, ima_efncr)
}
end
# IMA_EFNC -- Error function for division by zero.
real procedure ima_efncr (a)
real a
real divzero
common /imadcomr/ divzero
begin
return (divzero)
end
procedure ima_divd (im_a, im_b, im_c, a, b, c)
pointer im_a, im_b, im_c
double a, b, c
int len
pointer im[3], buf[3]
long v[IM_MAXDIM, 3]
int ima_nld()
double ima_efncd()
extern ima_efncd
double divzero
common /imadcomd/ divzero
begin
# Loop through all of the image lines.
divzero = c
im[1] = im_c
len = IM_LEN (im[1], 1)
call amovkl (long(1), v, 3 * IM_MAXDIM)
# If imagea is constant then read imageb and do a vector
# reciprical to imagec.
if (im_a == NULL) {
im[2] = im_b
while (ima_nld (im, buf, v, 2) != EOF)
call arczd (a, Memd[buf[2]], Memd[buf[1]], len,
ima_efncd)
# If imageb is constant then read imagea. If the constant
# is 1 do a vector move to imagec otherwise do a vector/scalar
# divide to imagec.
} else if (im_b == NULL) {
im[2] = im_a
while (ima_nld (im, buf, v, 2) != EOF) {
if (b == 0.0D0)
call amovkd (divzero, Memd[buf[1]], len)
else if (b == 1.0D0)
call amovd (Memd[buf[2]], Memd[buf[1]], len)
else
call adivkd (Memd[buf[2]], b, Memd[buf[1]], len)
}
# Read imagea and imageb and do the vector divide to imagec.
} else {
im[2] = im_a
im[3] = im_b
while (ima_nld (im, buf, v, 3) != EOF)
call advzd (Memd[buf[2]], Memd[buf[3]], Memd[buf[1]],
len, ima_efncd)
}
end
# IMA_EFNC -- Error function for division by zero.
double procedure ima_efncd (a)
double a
double divzero
common /imadcomd/ divzero
begin
return (divzero)
end
|
