static void graph_unit(int t, int b, int l, int r, char *n1, char *n2,
char *n3, double *mx, int fmask)
{
int x0 = 0, y0 = 0, xp, yp, ux[250], uy[250], u_w, u_l, btn = 0, k = 0,
w_w = 0, w_l = 0, *row_buf, at, ab, al, ar, circle = 0,
tmpw, tmpl, au_w, au_l, lap = 0, l0 = 0, r0 = 0, t0 = 0, b0 = 0;
FILE *fp;
double tmp, radius = 0.0;
register int i, j;
/* VARIABLES:
COORDINATES IN THIS ROUTINE ARE IN CELLS
t = top row of sampling frame
b = bottom row of sampling frame
l = left col of sampling frame
r = right col of sampling frame
n1 =
n2 =
n3 =
mx[0] = cols of region/width of screen
mx[1] = rows of region/height of screen
xp = mouse x location in screen coordinates (col)
yp = mouse y location in screen coordinates (row)
ar = mouse x location in map coordinates (col)
al = mouse y location in map coordinates (row)
*/
l0 = l;
r0 = r;
t0 = t;
b0 = b;
l = (int)((double)(l * mx[0]) + 0.5);
r = (int)((double)(r * mx[0]) + 0.5);
t = (int)((double)(t * mx[1]) + 0.5);
b = (int)((double)(b * mx[1]) + 0.5);
w_w = r - l;
w_l = b - t;
/* draw the sampling frame */
R_open_driver();
R_standard_color(D_translate_color("grey"));
draw_box((int)(l / mx[0]), (int)(t / mx[1]), (int)(r / mx[0]),
(int)(b / mx[1]), 1);
R_close_driver();
fp = fopen0("r.le.para/units", "w");
G_sleep_on_error(0);
/* get the number of scales */
do {
fprintf(stderr,
"\n How many different SCALES do you want? (1-15) ");
numtrap(1, &tmp);
if (tmp < 1 || tmp > 15)
fprintf(stderr,
" Too many (>15) or too few scales, try again.\n");
}
while (tmp < 1 || tmp > 15);
fprintf(fp, "%10d # of scales\n", (int)(tmp));
/* for each scale */
for (i = 0; i < tmp; i++) {
G_system("clear");
radius = 0.0;
circle = 0;
/* if sampling using circles */
fprintf(stderr, "\n SCALE %d\n", i + 1);
fprintf(stderr, "\n Do you want to sample using rectangles");
if (!G_yes("\n (including squares) (y) or circles (n)? ", 1)) {
circle = 1;
fprintf(stderr,
"\n Draw a rectangular area to contain a standard circular");
fprintf(stderr,
"\n sampling unit of scale %d. First select upper left",
i + 1);
fprintf(stderr, "\n corner, then lower right:\n");
fprintf(stderr, " Left button: Check unit size\n");
fprintf(stderr,
" Middle button: Upper left corner of area here\n");
fprintf(stderr,
" Right button: Lower right corner of area here\n");
}
else {
fprintf(stderr,
"\n Draw a standard rectangular unit of scale %d.",
i + 1);
fprintf(stderr,
"\n First select upper left corner, then lower right:\n");
fprintf(stderr, " Left button: Check unit size\n");
fprintf(stderr,
" Middle button: Upper left corner of unit here\n");
fprintf(stderr,
" Right button: Lower right corner of unit here\n");
}
R_open_driver();
do {
back1:
R_get_location_with_box(x0, y0, &xp, &yp, &btn);
/* convert the upper left screen coordinate
(x0, y0) and the mouse position (xp, yp)
on the screen to the nearest row and
column; do the same for the sampling
unit width (u_w) and height (u_l);
then convert back */
ar = (int)((double)(xp) * mx[0] + 0.5);
xp = (int)((double)(ar) / mx[0] + 0.5);
al = (int)((double)(x0) * mx[0] + 0.5);
x0 = (int)((double)(al) / mx[0] + 0.5);
au_w = ar - al;
u_w = (int)((double)(au_w) / mx[0] + 0.5);
ab = (int)((double)(yp) * mx[1] + 0.5);
yp = (int)((double)(ab) / mx[1] + 0.5);
at = (int)((double)(y0) * mx[1] + 0.5);
y0 = (int)((double)(at) / mx[1] + 0.5);
au_l = ab - at;
u_l = (int)((double)(au_l) / mx[1] + 0.5);
/* left button, check the size of the rubber
box in array system */
if (btn == 1) {
if (ar > r || ab > b || ar < l || ab < t) {
fprintf(stderr,
"\n This point is not in the sampling frame; try again\n");
goto back1;
}
if (x0 < l || y0 < t) {
fprintf(stderr,
"\n Use the middle button to first put the upper left");
fprintf(stderr,
"\n corner inside the sampling frame\n");
goto back1;
}
if (ar <= al || ab <= at) {
fprintf(stderr,
"\n Please put the lower right corner down and to");
fprintf(stderr,
"\n the right of the upper left corner\n");
goto back1;
}
else {
fprintf(stderr,
"\n Unit would be %d columns wide by %d rows long\n",
abs(au_w), abs(au_l));
fprintf(stderr,
" Width/length would be %5.2f and size %d pixels\n",
(double)abs((au_w)) / (double)abs((au_l)),
abs(au_w) * abs(au_l));
}
}
/* mid button, move the start point of the
rubber box */
else if (btn == 2) {
if (ar > r || ab > b || ar < l || ab < t) {
fprintf(stderr,
"\n Point is not in the sampling frame; try again\n");
goto back1;
}
else {
R_move_abs(xp, yp);
x0 = xp;
y0 = yp;
}
}
/* right button, outline the unit */
else if (btn == 3) {
if (circle) {
if (u_w > u_l) {
al = al + ((ar - al) - (ab - at)) / 2;
ar = al + (ab - at);
x0 = (int)((double)(al) / mx[0] + 0.5);
xp = (int)((double)(ar) / mx[0] + 0.5);
au_w = ar - al;
u_w = u_l = (int)((double)(au_w) / mx[0] + 0.5);
}
if (u_l > u_w) {
at = at + ((ab - at) - (ar - al)) / 2;
ab = at + (ar - al);
y0 = (int)((double)(at) / mx[1] + 0.5);
yp = (int)((double)(ab) / mx[1] + 0.5);
au_l = ab - at;
u_w = u_l = (int)((double)(au_l) / mx[1] + 0.5);
}
}
if (ar > r || ab > b || al < l || at < t) {
fprintf(stderr,
"\n The unit extends outside the sampling frame or map;");
fprintf(stderr, "\n try again\n");
goto back1;
}
if (au_w > w_w || au_l > w_l) {
fprintf(stderr,
"\n The unit is too big for the sampling frame; ");
fprintf(stderr, "try again\n");
goto back1;
}
/* if there is a mask, check to see that
the unit will be within the mask area,
by checking to see whether the four
corners of the unit are in the mask */
if (fmask > 0) {
row_buf = Rast_allocate_c_buf();
Rast_get_c_row_nomask(fmask, row_buf, at);
if (!(*(row_buf + al) && *(row_buf + ar - 1))) {
fprintf(stderr,
"\n The unit would be outside the mask; ");
fprintf(stderr, "try again\n");
G_free(row_buf);
goto back1;
}
Rast_zero_c_buf(row_buf);
Rast_get_c_row_nomask(fmask, row_buf, ab - 1);
if (!(*(row_buf + al) && *(row_buf + ar - 1))) {
fprintf(stderr,
"\n The unit would be outside the mask; ");
fprintf(stderr, "try again\n");
G_free(row_buf);
goto back1;
}
G_free(row_buf);
}
if (xp - x0 > 0 && yp - y0 > 0) {
R_standard_color(D_translate_color("red"));
if (circle)
draw_circle(x0, y0, xp, yp, 3);
else
draw_box(x0, y0, xp, yp, 1);
G_system("clear");
if (circle) {
fprintf(stderr,
"\n\n The standard circular sampling unit has:\n");
fprintf(stderr, " radius = %f pixels\n",
(double)(ar - al) / 2.0);
}
else {
fprintf(stderr,
"\n\n The standard sampling unit has:\n");
fprintf(stderr, " columns=%d rows=%d\n",
abs(ar - al), abs(ab - at));
fprintf(stderr, " width/length ratio=%5.2f\n",
(double)abs(ar - al) / (double)abs(ab - at));
fprintf(stderr, " size=%d pixels\n",
abs(ar - al) * abs(ab - at));
}
k = 0;
ux[0] = al;
uy[0] = at;
}
else if (xp - x0 == 0 || yp - y0 == 0) {
fprintf(stderr,
"\n Unit has 0 rows and/or 0 columns; try again\n");
goto back1;
}
else {
fprintf(stderr,
"\n You did not put the lower right corner below");
fprintf(stderr,
"\n and to the right of the upper left corner. Please try again");
goto back1;
}
}
}
while (btn != 3);
R_close_driver();
/* use the size and shape of the
standard unit to outline more units
in that scale */
fprintf(stderr, "\n Outline more sampling units of scale %d?\n",
i + 1);
fprintf(stderr, " Left button: Exit\n");
fprintf(stderr, " Middle button: Check unit position\n");
fprintf(stderr,
" Right button: Lower right corner of next unit here\n");
R_open_driver();
/* if not the left button (to exit) */
back2:
while (btn != 1) {
R_get_location_with_box(xp - u_w, yp - u_l, &xp, &yp, &btn);
/* convert the left (x0), right (y0),
top (y0), bottom (yp) coordinates in
screen pixels to the nearest row and
column; do the same for the sampling
unit width (u_w) and height (u_l);
then convert back */
ar = (int)((double)(xp) * mx[0] + 0.5);
ab = (int)((double)(yp) * mx[1] + 0.5);
xp = (int)((double)(ar) / mx[0] + 0.5);
yp = (int)((double)(ab) / mx[1] + 0.5);
al = (int)((double)(xp - u_w) * mx[0] + 0.5);
at = (int)((double)(yp - u_l) * mx[0] + 0.5);
x0 = (int)((double)(al) / mx[0] + 0.5);
y0 = (int)((double)(at) / mx[1] + 0.5);
/* if right button, outline the unit */
if (btn == 3) {
if (ar > r || ab > b || al < l || at < t) {
fprintf(stderr,
"\n The unit would be outside the map; try again");
goto back2;
}
/* if there is a mask, check to see that
the unit will be within the mask area */
if (fmask > 0) {
row_buf = Rast_allocate_c_buf();
Rast_get_c_row_nomask(fmask, row_buf, at);
if (!(*(row_buf + al) && *(row_buf + ar - 1))) {
fprintf(stderr,
"\n The unit would be outside the mask; ");
fprintf(stderr, "try again");
G_free(row_buf);
goto back2;
}
Rast_zero_c_buf(row_buf);
Rast_get_c_row_nomask(fmask, row_buf, ab - 1);
if (!(*(row_buf + al) && *(row_buf + ar - 1))) {
fprintf(stderr,
"\n The unit would be outside the mask; ");
fprintf(stderr, "try again");
G_free(row_buf);
goto back2;
}
G_free(row_buf);
}
/* check for sampling unit overlap */
lap = 0;
for (j = 0; j < k + 1; j++) {
if (overlap(al, at, ux[j], uy[j], au_w, au_l)) {
fprintf(stderr,
"\n The unit would overlap a previously drawn ");
fprintf(stderr, "unit; try again");
lap = 1;
}
}
if (lap)
goto back2;
k++;
fprintf(stderr, "\n %d sampling units have been placed",
(k + 1));
ux[k] = al;
uy[k] = at;
R_standard_color(D_translate_color("red"));
if (circle)
draw_circle(x0, y0, xp, yp, 3);
else
draw_box(x0, y0, xp, yp, 1);
}
}
R_close_driver();
/* save the sampling units in the
r.le.para/units file */
if (circle)
radius = (double)(ar - al) / 2.0;
else
radius = 0.0;
fprintf(fp, "%10d # of units of scale %d\n", k + 1, i + 1);
fprintf(fp, "%10d%10d u_w, u_l of units in scale %d\n",
(int)(u_w * mx[0]), (int)(u_l * mx[1]), i + 1);
fprintf(fp, "%10.1f radius of circles in scale %d\n",
radius, (i + 1));
for (j = 0; j < k + 1; j++)
fprintf(fp, "%10d%10d left, top of unit[%d]\n", ux[j], uy[j],
j + 1);
if (i < tmp - 1 && G_yes("\n Refresh the screen? ", 1)) {
paint_map(n1, n2, n3);
R_open_driver();
R_standard_color(D_translate_color("red"));
R_close_driver();
}
}
fclose(fp);
return;
}
/* DEFINE SAMPLING UNITS MANUALLY */
static void man_unit(int t, int b, int l, int r, char *n1, char *n2, char *n3,
double *mx, int fmask)
{
int i, j, dx, dy, w_w, w_l, u_w, u_l,
method, l0, t0, randflag = 0, unit_num, num = 0, scales,
h_d = 1, v_d = 1, itmp, thick, sites, *row_buf, fr, k,
count = 0, maxsize = 0, nx = 0, ny = 0, numx = 0, numy = 0,
al = 0, ar = 0, at = 0, ab = 0, au_w = 0, au_l = 0;
double *ux, *uy;
FILE *fp;
double dtmp, ratio, size, intv = 0.0, start[2], cnt = 0, radius = 0.0;
char *sites_mapset;
struct Cell_head wind;
/* VARIABLES:
COORDINATES IN THIS ROUTINE ARE IN CELLS
t = top row of sampling frame
b = bottom row of sampling frame
l = left col of sampling frame
r = right col of sampling frame
n1 =
n2 =
n3 =
start[0]= row of UL corner of starting pt for strata
start[1]= col of UL corner of starting pt for strata
mx[0] = cols of region/width of screen
mx[1] = rows of region/height of screen
*/
start[0] = 0.0;
start[1] = 0.0;
l = (int)((double)(l * mx[0]) + 0.5);
r = (int)((double)(r * mx[0]) + 0.5);
t = (int)((double)(t * mx[1]) + 0.5);
b = (int)((double)(b * mx[1]) + 0.5);
w_w = r - l;
w_l = b - t;
/* draw the sampling frame */
R_open_driver();
R_standard_color(D_translate_color("grey"));
draw_box((int)(l / mx[0] + 0.5), (int)(t / mx[1] + 0.5),
(int)(r / mx[0] + 0.5), (int)(b / mx[1] + 0.5), 1);
R_close_driver();
/* open the units file for output */
fp = fopen0("r.le.para/units", "w");
G_sleep_on_error(0);
/* get the number of scales */
do {
fprintf(stderr,
"\n How many different SCALES do you want (1-15)? ");
numtrap(1, &dtmp);
if (dtmp > 15 || dtmp < 1) {
fprintf(stderr,
"\n Too many (>15) or too few scales; try again");
}
}
while (dtmp < 1 || dtmp > 15);
fprintf(fp, "%10d # of scales\n", (scales = (int)dtmp));
/* for each scale */
for (i = 0; i < scales; i++) {
for (;;) {
G_system("clear");
radius = 0.0;
fprintf(stderr, "\n\n TYPE IN PARAMETERS FOR SCALE %d:\n",
i + 1);
/* get the distribution method */
fprintf(stderr,
"\n Choose method of sampling unit DISTRIBUTION \n");
fprintf(stderr, " Random nonoverlapping 1\n");
fprintf(stderr, " Systematic contiguous 2\n");
fprintf(stderr, " Systematic noncontiguous 3\n");
fprintf(stderr, " Stratified random 4\n");
fprintf(stderr, " Centered over sites 5\n");
fprintf(stderr, " Exit to setup option menu 6\n\n");
do {
fprintf(stderr, " Which Number? ");
numtrap(1, &dtmp);
if ((method = fabs(dtmp)) > 6 || method < 1) {
fprintf(stderr,
"\n Choice must between 1-5; try again");
}
}
while (method > 6 || method < 1);
if (method == 6)
return;
/* for stratified random distribution,
determine the number of strata */
if (method == 4) {
getstrata:
fprintf(stderr,
"\n Number of strata along the x-axis? (1-60) ");
numtrap(1, &dtmp);
h_d = fabs(dtmp);
fprintf(stderr,
"\n Number of strata along the y-axis? (1-60) ");
numtrap(1, &dtmp);
v_d = fabs(dtmp);
if (h_d < 1 || v_d < 1 || h_d > 60 || v_d > 60) {
fprintf(stderr,
"\n Number must be between 1-60; try again.");
goto getstrata;
}
}
/* for methods with strata */
if (method == 2 || method == 3 || method == 4) {
strata:
fprintf(stderr,
"\n Sampling frame row & col for upper left corner of");
fprintf(stderr,
" the strata?\n Rows are numbered down and columns");
fprintf(stderr,
" are numbered to the right\n Enter 1 1 to start in");
fprintf(stderr, " upper left corner of sampling frame: ");
numtrap(2, start);
start[0] = start[0] - 1.0;
start[1] = start[1] - 1.0;
if (start[0] > w_l || start[0] < 0 ||
start[1] > w_w || start[1] < 0) {
fprintf(stderr,
"\n The starting row and col you entered are outside");
fprintf(stderr,
" the sampling frame\n Try again\n");
goto strata;
}
}
if (method == 4) {
/* call draw_grid with the left, top, width,
length, the number of horizontal and
vertical strata, and the starting row
and col for the strata */
draw_grid((int)(l / mx[0] + 0.5), (int)(t / mx[1] + 0.5),
(int)(w_w / mx[0] + 0.5), (int)(w_l / mx[1] + 0.5),
h_d, v_d, (int)(start[0] / mx[1] + 0.5),
(int)(start[1] / mx[0] + 0.5), mx[0], mx[1]);
if (!G_yes(" Are these strata OK? ", 1)) {
if (G_yes("\n\n Refresh the screen? ", 1)) {
paint_map(n1, n2, n3);
R_open_driver();
R_standard_color(D_translate_color("grey"));
draw_box((int)(l / mx[0] + 0.5),
(int)(t / mx[1] + 0.5),
(int)(r / mx[0] + 0.5),
(int)(b / mx[1] + 0.5), 1);
R_close_driver();
}
goto getstrata;
}
}
/* if sampling using circles */
fprintf(stderr, "\n Do you want to sample using rectangles");
if (!G_yes
("\n (including squares) (y) or circles (n)? ", 1)) {
getradius:
fprintf(stderr,
"\n What radius do you want for the circles? Radius");
fprintf(stderr,
"\n is in pixels; add 0.5 pixels, for the center");
fprintf(stderr,
"\n pixel, to the number of pixels outside the");
fprintf(stderr,
"\n center pixel. Type a real number with one");
fprintf(stderr,
"\n decimal place ending in .5 (e.g., 4.5): ");
numtrap(1, &radius);
if (radius > 100.0) {
fprintf(stderr,
"\n Are you sure that you want such a large");
if (!G_yes("\n radius (> 100 pixels)? ", 1))
goto getradius;
}
ratio = 1.0;
u_w = (int)(2 * radius);
u_l = (int)(2 * radius);
if (fmask > 0) {
count = 0;
row_buf = Rast_allocate_buf(CELL_TYPE);
fr = Rast_open_old(n1, G_mapset());
for (j = t; j < b; j++) {
Rast_zero_buf(row_buf, CELL_TYPE);
Rast_get_row(fr, row_buf, j, CELL_TYPE);
for (k = l; k < r; k++) {
if (*(row_buf + k))
count++;
}
}
G_free(row_buf);
Rast_close(fr);
cnt = (double)(count);
if (cnt)
cnt = sqrt(cnt);
else
cnt = 0;
}
else {
count = (w_l - (int)(start[0])) * (w_w - (int)(start[1]));
}
}
/* if sampling using rectangles/squares */
else {
/* get the width/length ratio */
getratio:
fprintf(stderr,
"\n Sampling unit SHAPE (aspect ratio, #cols/#rows) "
"expressed as real number"
"\n (e.g., 10 cols/5 rows = 2.0) for sampling units "
"of scale %d? ", i + 1);
numtrap(1, &ratio);
if (ratio < 0)
ratio = -ratio;
else if (ratio > 25.0)
if (!G_yes
("\n Are you sure you want such a large ratio? ",
1))
goto getratio;
/* determine the recommended maximum size
for sampling units */
getsize:
dtmp = (ratio > 1) ? 1 / ratio : ratio;
dtmp /= (h_d > v_d) ? h_d * h_d : v_d * v_d;
tryagain:
if (method == 1) {
if (fmask > 0) {
count = 0;
row_buf = Rast_allocate_buf(CELL_TYPE);
fr = Rast_open_old(n1, G_mapset());
for (j = t; j < b; j++) {
Rast_zero_buf(row_buf, CELL_TYPE);
Rast_get_row(fr, row_buf, j, CELL_TYPE);
for (k = l; k < r; k++) {
if (*(row_buf + k))
count++;
}
}
G_free(row_buf);
Rast_close(fr);
cnt = (double)(count);
if (cnt)
cnt = sqrt(cnt);
else
cnt = 0;
maxsize =
((cnt * dtmp / 2) * (cnt * dtmp / 2) >
1.0 / dtmp) ? (cnt * dtmp / 2) * (cnt * dtmp /
2) : 1.0 /
dtmp;
fprintf(stderr,
"\n Recommended maximum SIZE is %d in %d cell total",
maxsize, count);
fprintf(stderr, " area\n");
}
else {
fprintf(stderr, "\n Recommended maximum SIZE is");
fprintf(stderr, " %d in %d pixel total area\n",
(int)((w_l - (int)(start[0])) * (w_w -
(int)(start
[1])) *
dtmp / 2),
(w_l - (int)(start[0])) * (w_w -
(int)(start[1])));
count =
(w_l - (int)(start[0])) * (w_w - (int)(start[1]));
maxsize =
(int)((w_l - (int)(start[0])) * (w_w -
(int)(start[1]))
* dtmp / 2);
}
}
else if (method == 2 || method == 3 || method == 5) {
fprintf(stderr,
"\n Recommended maximum SIZE is %d in %d pixel total",
(int)((w_l - (int)(start[0])) * (w_w -
(int)(start[1]))
* dtmp / 2),
(w_l - (int)(start[0])) * (w_w -
(int)(start[1])));
fprintf(stderr, " area\n");
}
else if (method == 4) {
fprintf(stderr, "\n Recommended maximum SIZE is");
fprintf(stderr, " %d in %d pixel individual",
(int)(w_w * w_l * dtmp / 2),
((w_w - (int)(start[1])) / h_d) * ((w_l -
(int)(start
[0])) /
v_d));
fprintf(stderr, " stratum area\n");
}
/* get the unit size, display the calculated
size, and ask if it is OK */
fprintf(stderr,
" What size (in pixels) for each sampling unit of scale %d? ",
i + 1);
numtrap(1, &size);
thick = 1;
if (size < 15 || ratio < 0.2 || ratio > 5)
thick = 0;
u_w = sqrt(size * ratio);
u_l = sqrt(size / ratio);
fprintf(stderr,
"\n The nearest size is %d cells wide X %d cells high = %d",
u_w, u_l, u_w * u_l);
fprintf(stderr, " cells\n");
if (!u_w || !u_l) {
fprintf(stderr,
"\n 0 cells wide or high is not acceptable; try again");
goto tryagain;
}
if (!G_yes(" Is this SIZE OK? ", 1))
goto getsize;
}
/* for syst. noncontig. distribution, get
the interval between units */
if (method == 3) {
fprintf(stderr,
"\n The interval, in pixels, between the units of scale");
fprintf(stderr, " %d? ", i + 1);
numtrap(1, &intv);
}
/* if the unit dimension + the interval
is too large, print a warning and
try getting another size */
if (u_w + intv > w_w / h_d || u_l + intv > w_l / v_d) {
fprintf(stderr,
"\n Unit size too large for sampling frame; try again\n");
if (radius)
goto getradius;
else
goto getsize;
}
/* for stratified random distribution,
the number of units is the same as
the number of strata */
if (method == 4)
num = h_d * v_d;
/* for the other distributions, calculate the
maximum number of units, then get the
number of units */
else if (method == 1 || method == 2 || method == 3) {
if (method == 1) {
if (!
(unit_num =
calc_num(w_w, w_l, ratio, u_w, u_l, method, intv,
(int)(start[1]), (int)(start[0]), u_w * u_l,
count))) {
fprintf(stderr,
"\n Something wrong with sampling unit size, try again\n");
if (radius)
goto getradius;
else
goto getsize;
}
fprintf(stderr,
"\n Maximum NUMBER of units in scale %d is %d\n",
i + 1, unit_num);
fprintf(stderr,
" Usually 1/2 of this number can be successfully");
fprintf(stderr,
" distributed\n More than 1/2 can sometimes be");
fprintf(stderr, " distributed\n");
}
else if (method == 2 || method == 3) {
numx = floor((double)(w_w - start[1]) / (u_w + intv));
numy = floor((double)(w_l - start[0]) / (u_l + intv));
if (((w_w -
(int)(start[1])) % (numx * (u_w + (int)(intv)))) >=
u_w)
numx++;
if (((w_l -
(int)(start[0])) % (numy * (u_l + (int)(intv)))) >=
u_l)
numy++;
unit_num = numx * numy;
fprintf(stderr,
"\n Maximum NUMBER of units in scale %d is %d as %d",
i + 1, unit_num, numy);
fprintf(stderr, " rows with %d units per row", numx);
}
do {
fprintf(stderr,
"\n What NUMBER of sampling units do you want to try");
fprintf(stderr, " to use? ");
numtrap(1, &dtmp);
if ((num = dtmp) > unit_num || num < 1) {
fprintf(stderr,
"\n %d is greater than the maximum number of",
num);
fprintf(stderr, " sampling units; try again\n");
}
else if (method == 2 || method == 3) {
fprintf(stderr,
"\n How many sampling units do you want per row? ");
numtrap(1, &dtmp);
if ((nx = dtmp) > num) {
fprintf(stderr,
"\n Number in each row > number requested; try");
fprintf(stderr, " again\n");
}
else {
if (nx > numx) {
fprintf(stderr,
"\n Can't fit %d units in each row, try",
nx);
fprintf(stderr, " again\n");
}
else {
if (num % nx)
ny = num / nx + 1;
else
ny = num / nx;
if (ny > numy) {
fprintf(stderr,
"\n Can't fit the needed %d rows, try",
ny);
fprintf(stderr, " again\n");
}
}
}
}
}
while (num > unit_num || num < 1 || nx > num || nx > numx ||
ny > numy);
}
/* dynamically allocate storage for arrays to
store the upper left corner of sampling
units */
if (method != 5) {
ux = G_calloc(num + 1, sizeof(double));
uy = G_calloc(num + 1, sizeof(double));
}
else {
ux = G_calloc(250, sizeof(double));
uy = G_calloc(250, sizeof(double));
}
/* calculate the upper left corner of sampling
units and store them in arrays ux and uy */
if (!calc_unit_loc
(radius, t, b, l, r, ratio, u_w, u_l, method, intv, num, h_d,
v_d, ux, uy, &sites, (int)(start[1]), (int)(start[0]), fmask,
nx, mx[0], mx[1]))
goto last;
signal(SIGINT, SIG_DFL);
if (method == 5)
num = sites;
/* draw the sampling units on the
screen */
if (method == 2 || method == 3 || method == 5) {
R_open_driver();
R_standard_color(D_translate_color("red"));
for (j = 0; j < num; j++) {
if (radius) {
draw_circle((int)((double)(ux[j]) / mx[0]),
(int)((double)(uy[j]) / mx[1]),
(int)((double)(ux[j] + u_w) / mx[0]),
(int)((double)(uy[j] + u_l) / mx[1]), 3);
}
else {
draw_box((int)((double)(ux[j]) / mx[0]),
(int)((double)(uy[j]) / mx[1]),
(int)((double)(ux[j] + u_w) / mx[0]),
(int)((double)(uy[j] + u_l) / mx[1]), 1);
}
}
R_close_driver();
}
if (G_yes("\n Is this set of sampling units OK? ", 1))
break;
last:
signal(SIGINT, SIG_DFL);
if (G_yes("\n Refresh the screen? ", 1)) {
paint_map(n1, n2, n3);
R_open_driver();
R_standard_color(D_translate_color("grey"));
draw_box((int)(l / mx[0]), (int)(t / mx[1]), (int)(r / mx[0]),
(int)(b / mx[1]), 1);
R_close_driver();
}
}
/* save the sampling unit parameters
in r.le.para/units file */
fprintf(fp, "%10d # of units of scale %d.\n", num, (i + 1));
fprintf(fp, "%10d%10d u_w, u_l of units in scale %d\n", u_w, u_l,
(i + 1));
fprintf(fp, "%10.1f radius of circles in scale %d\n",
radius, (i + 1));
for (j = 0; j < num; j++)
fprintf(fp, "%10d%10d left, top of unit[%d]\n", (int)ux[j],
(int)uy[j], j + 1);
if (i < scales - 1 && G_yes("\n\n Refresh the screen? ", 1)) {
paint_map(n1, n2, n3);
R_open_driver();
R_standard_color(D_translate_color("grey"));
draw_box((int)(l / mx[0]), (int)(t / mx[1]), (int)(r / mx[0]),
(int)(b / mx[1]), 1);
R_close_driver();
}
}
/* free dynamically allocated memory */
G_free(ux);
G_free(uy);
fclose(fp);
return;
}
int main(int argc, char *argv[])
{
struct GModule *module;
struct Option *input, *vect;
struct Cell_head window;
int bot, right, t0, b0, l0, r0, clear = 0;
double Rw_l, Rscr_wl;
char *map_name = NULL, *v_name = NULL, *s_name = NULL;
/* Initialize the GIS calls */
G_gisinit(argv[0]);
/* must run in a term window */
G_putenv("GRASS_UI_TERM", "1");
module = G_define_module();
module->keywords = _("raster, landscape structure analysis, patch index");
module->description =
_("Interactive tool used to setup the sampling and analysis framework "
"that will be used by the other r.le programs.");
input = G_define_standard_option(G_OPT_R_MAP);
input->description = _("Raster map to use to setup sampling");
vect = G_define_standard_option(G_OPT_V_INPUT);
vect->key = "vect";
vect->description = _("Vector map to overlay");
vect->required = NO;
if (G_parser(argc, argv))
exit(EXIT_FAILURE);
setbuf(stdout, NULL); /* unbuffered */
setbuf(stderr, NULL);
G_sleep_on_error(1); /* error messages get lost on clear screen */
map_name = input->answer;
v_name = vect->answer;
s_name = NULL; /* sites not used in GRASS 6 */
/* setup the r.le.para directory */
get_pwd();
/* query for the map to be setup */
if (R_open_driver() != 0)
G_fatal_error("No graphics device selected");
/* setup the current window for display & clear screen */
D_setup(1);
Rw_l = (double)G_window_cols() / G_window_rows();
/*R_open_driver(); */
/* R_font("romant"); */
G_get_set_window(&window);
t0 = R_screen_top();
b0 = R_screen_bot();
l0 = R_screen_left();
r0 = R_screen_rite();
Rscr_wl = (double)(r0 - l0) / (b0 - t0);
if (Rscr_wl > Rw_l) {
bot = b0;
right = l0 + (b0 - t0) * Rw_l;
}
else {
right = r0;
bot = t0 + (r0 - l0) / Rw_l;
}
D_new_window("a", t0, bot, l0, right);
D_set_cur_wind("a");
D_show_window(D_translate_color("green"));
D_setup(clear);
R_close_driver();
/* invoke the setup modules */
set_map(map_name, v_name, s_name, window, t0, bot, l0, right);
return (EXIT_SUCCESS);
}
int
main (int argc, char *argv[])
{
struct GModule *module;
struct
{
struct Option *input; /* name of input site map */
struct Option *output; /* name of output site map */
struct Option *type;
struct Option *where;
struct Option *size; /* size of sample (%input) */
struct Option *map; /* optional raster to check for NULL */
struct Option *cachesize;
}
parm;
struct
{
struct Flag *quiet;
struct Flag *all; /* disregard region settings */
}
flag;
int processing_mode = 0;
int vect_types;
/* setup some basic GIS stuff */
G_gisinit (argv[0]);
module = G_define_module ();
module->description = "Generates a random sample from a map of vector objects";
/* do not pause after a warning message was displayed */
G_sleep_on_error (0);
/* Module Parameters: */
parm.input = G_define_standard_option (G_OPT_V_INPUT);
parm.input->key = "input";
parm.input->type = TYPE_STRING;
parm.input->required = YES;
parm.input->description = "Vector map to draw sample from";
/* name of output map */
parm.output = G_define_standard_option (G_OPT_V_OUTPUT);
parm.output->key = "output";
parm.output->type = TYPE_STRING;
parm.output->required = YES;
parm.output->description = "Vector map to store random sample in";
/* type of objects */
parm.type = G_define_standard_option (G_OPT_V_TYPE);
/* filter objects by sql statement */
parm.where = G_define_standard_option (G_OPT_WHERE);
/* percentage of input objects to include for random sample */
parm.size = G_define_option ();
parm.size->key = "size";
parm.size->type = TYPE_DOUBLE;
parm.size->required = YES;
parm.size->description = "Size of the sample (% of input vector objects)";
parm.size->options = "0-100";
/* map = an optional raster map. Samples will not be generated */
/* in cells where this map fprintf (stderr, "HI\n");is NULL */
parm.map = G_define_standard_option (G_OPT_R_INPUT);
parm.map->key = "raster";
parm.map->type = TYPE_STRING;
parm.map->required = NO;
parm.map->description = "Sampling cannot be done on NULL cells in this raster map";
/* number of lines to store in cache */
parm.cachesize = G_define_option ();
parm.cachesize->key = "cachesize";
parm.cachesize->type = TYPE_INTEGER;
parm.cachesize->answer = "-1";
parm.cachesize->required = NO;
parm.cachesize->description = "Number of raster rows to store in cache (-1 for auto)";
flag.all = G_define_flag ();
flag.all->key = 'a';
flag.all->description = "Sample outside the current region's limits";
flag.quiet = G_define_flag ();
flag.quiet->key = 'q';
flag.quiet->description = "Quiet operation: no progress display";
/* parse command line */
if (G_parser (argc, argv))
{
exit (-1);
}
vect_types = Vect_option_to_types (parm.type);
/* check if given parameters are valid */
processing_mode =
check_parms (parm.map->answer, parm.input->answer, parm.output->answer, flag.all->answer);
if ( parm.map->answer != NULL ) {
/* set cachesize */
cachesize = atoi (parm.cachesize->answer);
if ( (cachesize<-1) || (cachesize > G_window_rows ()) ) {
/* if cache size is invalid, just set to auto-mode (-1) */
G_warning ("Invalid cache size requested (must be between 0 and %i or -1).\n", G_window_rows());
cachesize = -1;
}
}
do_split_sample ( parm.input->answer, parm.output->answer, vect_types, atof (parm.size->answer),
parm.map->answer, flag.all->answer, processing_mode, flag.quiet->answer );
return (EXIT_SUCCESS);
}
int
main (int argc, char *argv[])
{
FILE *kb;
struct GModule *module;
struct
{
struct Option *file;
struct Option *log;
}
parm;
struct
{
struct Flag *all;
}
flag;
/* setup some basic GIS stuff */
G_gisinit (argv[0]);
module = G_define_module ();
module->description = "Displays structured contents of a Dempster-Shafer knowledge base";
/* do not pause after a warning message was displayed */
G_sleep_on_error (0);
/* Parameters */
parm.file = G_define_option ();
parm.file->key = "file";
parm.file->type = TYPE_STRING;
parm.file->required = YES;
parm.file->description = "Name of the knowledge base file to display";
parm.log = G_define_option ();
parm.log->key = "output";
parm.log->type = TYPE_STRING;
parm.log->required = NO;
parm.log->description = "File to write contents to (default: display on screen)";
/* Flags */
flag.all = G_define_flag ();
flag.all->key='a';
flag.all->description = "Show all hypotheses (including type AUTO)";
/* parse command line */
if (G_parser (argc, argv))
{
exit (-1);
}
/* check if we have read/write access to knowledge base */
errno = 0;
kb = fopen (parm.file->answer, "r");
if ( kb == NULL ) {
G_fatal_error ("Cannot open knowledge base file for reading.\nReason: %s.", strerror (errno));
} else {
fclose(kb);
}
open_xml_file ( parm.file->answer );
if ( parm.log->answer != NULL ) {
errno = 0;
lp = fopen (parm.log->answer,"w+");
if ( lp == NULL ) {
G_fatal_error ("Cannot create output file for writing.\nReason: %s.", strerror (errno));
}
} else {
/* send output to terminal */
lp = stdout;
}
/* now output information */
print_header ( parm.file->answer );
print_hypotheses ( flag.all->answer );
print_const_evidence ();
print_rast_evidence ();
print_vect_evidence ();
print_groups ();
exit (EXIT_SUCCESS);
}
int
main (int argc, char *argv[]) {
struct GModule *module;
struct Option *map; /* raster map to work on */
struct Option *sites; /* output map to write */
struct Option *mode; /* Categorisation mode */
struct Option *min; /* range of values to categorise ... */
struct Option *max; /* .. anything outside will be NULL in output */
struct Option *logfile; /* log output to this file instead of stdout */
struct Option *precision; /* decimal digits precision for log file */
struct Option *cachesize;
struct Flag *null; /* also count NULL values? */
struct Flag *all; /* disregard region when reporting total percentages */
struct Flag *zeroskip; /* also show categories with 0 count? */
struct Flag *uncat; /* also show cells outside category range? */
struct Flag *background; /* show background distribution? */
struct Flag *gain; /* calculate Kvamme's gain for each category? */
struct Flag *quiet; /* no status display on screen */
char *mapset;
int show_progress = 1; /* enable progress display by default */
/* these vars are used to store information about the input map */
int cats; /* number of categories in input map */
long null_count; /* number of NULL cells */
long nocat_count; /* number of cells that do not fall into the category range [0 .. n] */
/* use to create command line for r.categorize call */
char *sysstr, *tmpfile, *input_map;
int error;
sysstr = NULL;
tmpfile = NULL;
/* setup some basic GIS stuff */
G_gisinit (argv[0]);
module = G_define_module ();
module->description = "Analyses distribution of vector sample over a raster map";
/* do not pause after a warning message was displayed */
G_sleep_on_error (0);
/* DEFINE OPTIONS AND FLAGS */
/* raster map to sample */
map = G_define_standard_option (G_OPT_R_INPUT);
map->key = "raster";
map->type = TYPE_STRING;
map->required = YES;
map->description = "Raster map to sample";
/* site map for sampling positions */
sites = G_define_standard_option (G_OPT_V_INPUT);
sites->key = "positions";
sites->type = TYPE_STRING;
sites->required = YES;
sites->description = "Vector map with sampling positions";
/* Categorisation mode */
mode = G_define_option ();
mode->key = "mode";
mode->type = TYPE_STRING;
mode->required = NO;
mode->description = "Categorisation mode (see manual)";
/* min raster value to categorise */
min = G_define_option ();
min->key = "min";
min->type = TYPE_DOUBLE;
min->required = NO;
min->description = "Minimum value to include in categorisation";
/* max raster value to categorise */
max = G_define_option ();
max->key = "max";
max->type = TYPE_DOUBLE;
max->required = NO;
max->description = "Maximum value to include in categorisation.";
/* optional name of logfile */
logfile = G_define_option ();
logfile->key = "logfile";
logfile->type = TYPE_DOUBLE;
logfile->required = NO;
logfile->description = "Name of ASCII logfile, if desired.";
/* optional number of decimal digitis to store in logfile/show on screen */
precision = G_define_option ();
precision->key = "precision";
precision->type = TYPE_DOUBLE;
precision->required = NO;
precision->answer = "2";
precision->description = "Number of decimal digits for statistics/logfile";
/* number of lines to store in cache */
cachesize = G_define_option ();
cachesize->key = "cachesize";
cachesize->type = TYPE_INTEGER;
cachesize->answer = "-1";
cachesize->required = NO;
cachesize->description = "Number of raster rows to store in cache (-1 for auto)";
null = G_define_flag ();
null->key = 'n';
null->description = "Include NULL cells in report.";
uncat = G_define_flag ();
uncat->key = 'u';
uncat->description = "Include uncategorised cells in statistics.";
all = G_define_flag ();
all->key = 'a';
all->description = "Disregard region setting for counts.";
zeroskip = G_define_flag ();
zeroskip->key = 'z';
zeroskip->description = "Also show categories with zero count/percentage.";
background = G_define_flag ();
background->key = 'b';
background->description = "Show background distribution of categories in raster input map.";
gain = G_define_flag ();
gain->key = 'g';
gain->description = "Calculate Kvamme's Gain Factor for each category.";
quiet = G_define_flag ();
quiet->key = 'q';
quiet->description = "Quiet operation: do not show progress display.";
/* parse command line */
if (G_parser (argc, argv))
{
exit (-1);
}
/* check for 'quiet' flag */
if ( quiet->answer ) {
show_progress = 0;
}
PROGNAME = argv[0];
/* copy the 'map' option string to another buffer and use that */
/* from now on. We do this because we might want to manipulate */
/* that string and that is dangerous with GRASS Option->answer strings! */
input_map = G_calloc (255, sizeof (char));
G_strcpy (input_map, map->answer);
mapset = G_calloc (255, sizeof (char));
/* check if input map is a fully categorised raster map */
mapset = G_find_cell (input_map,"");
if ( mapset == NULL) {
G_fatal_error ("The input map does not exist in the current database.");
}
if ( mode->answer == NULL ) {
cats = GT_get_stats (input_map,mapset,&null_count, &nocat_count, show_progress);
if ( cats < 0 ) {
G_fatal_error ("Could not stat input map. Do you have read access?");
}
if ( ((cats == 0) && (mode->answer==NULL)) ) {
G_fatal_error ("No categories defined in input map.\nPlease specify a mode to create a fully classified map.");
}
}
/* a classification mode was given: call r.categorize and save output
in a tmp file */
if ( mode->answer != NULL ) {
srand ((unsigned long) time(NULL));
tmpfile = G_calloc (255, sizeof(char));
sysstr = G_calloc (255, sizeof(char));
/* create tmp file name from current PID and system time */
sprintf (tmpfile,"tmp.%i.%i", getpid(),(rand())/10000);
if ( getenv("GISBASE") == NULL ) {
G_fatal_error ("GISBASE not set. Unable to call GRASS module 'r.categorise'.");
}
if ( quiet->answer ) {
sprintf (sysstr,"%s/bin/r.categorize input=%s@%s output=%s mode=%s min=%s max=%s -q", getenv("GISBASE"), map->answer,
mapset, tmpfile, mode->answer, min->answer, max->answer);
} else {
sprintf (sysstr,"%s/bin/r.categorize input=%s@%s output=%s mode=%s min=%s max=%s", getenv("GISBASE"), map->answer,
mapset, tmpfile, mode->answer, min->answer, max->answer);
}
/* now create fully classified map using r.categorize and store */
/* it in a temporary raster map */
error = system (sysstr);
if ( error < 0 ) {
G_fatal_error ("Calling r.categorize has failed. Check your installation.");
}
/* store name of temporary file as new input map */
G_strcpy (input_map, tmpfile);
/* check categories of tmpfile */
cats = GT_get_stats (input_map,mapset,&null_count, &nocat_count, show_progress);
if (cats < 1) {
G_fatal_error ("Could not create a fully categorised temporary file.\nTry another categorisation mode.");
}
}
/* initialise cache structure */
if ( input_map != NULL ) {
/* set cachesize */
CACHESIZE = atoi (cachesize->answer);
if ( (CACHESIZE<-1) || (CACHESIZE > G_window_rows ()) ) {
/* if cache size is invalid, just set to auto-mode (-1) */
G_warning ("Invalid cache size requested (must be between 0 and %i or -1).\n", G_window_rows());
CACHESIZE = -1;
}
}
if ( G_raster_map_is_fp (input_map, mapset)) {
do_report_DCELL (input_map, mapset, sites->answer,
atoi (precision->answer),null->answer, uncat->answer,
all->answer, quiet->answer, zeroskip->answer,
logfile->answer, background->answer, gain->answer, show_progress);
} else {
do_report_CELL (input_map, mapset, sites->answer,
atoi (precision->answer),null->answer, uncat->answer,
all->answer, quiet->answer, zeroskip->answer,
logfile->answer, background->answer, gain->answer, show_progress);
}
/* delete temporary file, if needed */
if ( mode->answer != NULL ) {
delete_tmpfile (tmpfile);
G_free (tmpfile);
}
if ( sysstr != NULL ) {
G_free (sysstr);
}
G_free (input_map);
return (EXIT_SUCCESS);
}
int main( int argc, char *argv[] )
{
Shypothesis **samples; /* Data to be combined */
unsigned int i;
FILE *kb;
char **groups;
int norm = 1; /* turn on normalisation of evidence by default */
/* these are for time keeping in the logfile */
time_t systime;
clock_t proctime;
unsigned long timeused;
unsigned int days, hours, mins, secs;
xmlDocPtr dstXMLFile;
Sfp_struct* file_pointers;
G_gisinit ( argv[0] );
module = G_define_module ();
module->description = "Combines evidences from a DST knowledge base";
parm.file = G_define_option ();
parm.file->key = "file";
parm.file->type = TYPE_STRING;
parm.file->required = YES;
parm.file->description = "Name of the knowledge base that contains the evidence";
parm.groups = G_define_option ();
parm.groups->key = "sources";
parm.groups->type = TYPE_STRING;
parm.groups->required = NO;
parm.groups->multiple = YES;
parm.groups->description = "Evidences to be combined (default: all)";
parm.type = G_define_option ();
parm.type->key = "type";
parm.type->type = TYPE_STRING;
parm.type->required = NO;
parm.type->options = "const,rast,vect";
parm.type->answer = "rast";
parm.type->description = "Type(s) of evidences to combine";
parm.output = G_define_option ();
parm.output->key = "output";
parm.output->type = TYPE_STRING;
parm.output->required = NO;
parm.output->answer = G_location ();
parm.output->description = "Prefix for result maps (dflt: location name)";
parm.vals = G_define_option ();
parm.vals->key = "values";
parm.vals->type = TYPE_STRING;
parm.vals->required = NO;
parm.vals->multiple = YES;
parm.vals->options = "bel,pl,doubt,common,bint,woc,maxbpa,minbpa,maxsrc,minsrc";
parm.vals->answer = "bel";
parm.vals->description = "Dempster-Shafer values to map";
parm.hyps = G_define_option ();
parm.hyps->key = "hypotheses";
parm.hyps->type = TYPE_STRING;
parm.hyps->required = NO;
parm.hyps->multiple = NO;
parm.hyps->description = "Hypotheses to map (default: all)";
parm.logfile = G_define_option ();
parm.logfile->key = "logfile";
parm.logfile->type = TYPE_STRING;
parm.logfile->required = NO;
parm.logfile->description = "Name of logfile";
/* TODO: not implemented yet
parm.warnings = G_define_option ();
parm.warnings->key = "warnings";
parm.warnings->type = TYPE_STRING;
parm.warnings->required = NO;
parm.warnings->description = "Name of site list to store locations of warnings." ;
*/
flag.norm = G_define_flag ();
flag.norm->key = 'n';
flag.norm->description = "Turn off normalisation";
flag.quiet = G_define_flag ();
flag.quiet->key = 'q';
flag.quiet->description = "Quiet operation: no progress diplay";
/* append output to existing logfile ? */
flag.append = G_define_flag ();
flag.append->key = 'a';
flag.append->description = "Append log output to existing file";
no_assigns = 0;
/* INIT GLOBAL VARS */
WOC_MIN = 0;
WOC_MAX = 0;
/* do not pause after a warning message was displayed */
G_sleep_on_error (0);
/* parse command line */
if (G_parser (argc, argv))
{
exit (-1);
}
/* check if given parameters are valid */
if (G_legal_filename (parm.file->answer) == -1) {
G_fatal_error ("Please provide the name of an existing DST knowledge base.\n");
}
if (G_find_file ("DST",parm.file->answer,G_mapset()) == NULL) {
G_fatal_error ("Knowledge base does not exist in user's MAPSET!\n");
}
/* check logfile */
if (parm.logfile->answer != NULL) {
if ( !G_legal_filename (parm.logfile->answer) ) {
G_fatal_error ("Please specify a legal filename for the logfile.\n");
}
/* attempt to write to logfile */
if (flag.append->answer) {
if (fopen (parm.logfile->answer, "r") == NULL) {
lp = fopen (parm.logfile->answer, "w+");
if (lp == NULL) {
G_fatal_error ("Logfile error: %s\n", strerror (errno));
}
} else {
lp = fopen (parm.logfile->answer, "a");
if (lp == NULL) {
G_fatal_error ("Logfile error: %s\n", strerror (errno));
}
fprintf (lp,"\n\n * * * * * \n\n");
}
} else {
if ( (lp = fopen ( parm.logfile->answer, "w+" ) ) == NULL ) {
G_fatal_error ("Logfile error: %s\n", strerror (errno));
}
}
/* we want unbuffered output for the logfile */
setvbuf (lp,NULL,_IONBF,0);
} else {
/* log output to stderr by default */
lp = stderr;
}
/* setup coordinate file storage, if desired */
/* try to create a sites file to store coordinates */
/* set 'warn' to point to the user-defined sites file */
/*
warn = NULL;
if ( parm.warnings != NULL ) {
}
*/
/* check if we have read/write access to knowledge base */
kb = G_fopen_old ("DST",parm.file->answer,G_mapset());
if ( kb == NULL ) {
G_fatal_error ("Cannot open knowledge base file for reading and writing!\n");
}
fclose(kb);
/* start logfile */
if ( parm.logfile->answer != NULL) {
fprintf (lp,"This is %s, version %.2f\n",argv[0],PROGVERSION);
systime = time (NULL);
fprintf (lp,"Calculation started on %s\n",ctime(&systime));
}
/* open DST file and get basic evidence group information */
dstXMLFile = stat_XML ( parm.file->answer, &NO_SINGLETONS, &N );
groups = get_groups_XML ( N, dstXMLFile );
if ( NO_SINGLETONS == 1 ) {
G_fatal_error ("Knowledge base does not contain any user-supplied hypotheses.\n");
}
if ( parm.groups->answer != NULL ) {
/* user specified a subset of groups */
N = check_groups ( groups );
}
if ( N < 2 ) {
G_fatal_error ("At least two groups of evidences must be present in the knowledge base.\n");
}
/* allocate memory for all samples
a sample holds one double for bel, pl and bpn for each
piece of evidence. The number of pieces of evidence is
the number of possible subsets in Theta
= 2^NO_SINGLETONS !
The number of samples is = number of groups in the XML
knowledge base file (N) !
*/
samples = (Shypothesis**) G_malloc ((N * sizeof(Shypothesis*)));
for ( i=0; i < N; i ++ ) {
samples[i] = (Shypothesis*) G_malloc (sizeof(Shypothesis));
}
/* turn off normalisation if user wants it so */
if ( flag.norm->answer == 1 ) {
norm = 0;
}
/* do some type-dependant checking */
/* and open file pointers for all the maps to read! */
file_pointers = NULL;
if ( !strcmp (parm.type->answer,"rast") ) {
if ( parm.groups->answer != NULL ) {
/* check only user-specified groups */
file_pointers = test_rast_XML ( parm.groups->answers, dstXMLFile );
} else {
/* check all groups */
file_pointers = test_rast_XML ( groups, dstXMLFile );
}
}
/* read in all samples in a type-dependant manner */
if ( parm.groups->answer != NULL ) {
/* read only user-specified groups */
if ( !strcmp (parm.type->answer,"const") ) {
if ( strcmp (parm.output->answer,G_location ()) != 0) {
G_warning ("Ignoring parameter 'output='.\n");
}
if ( strcmp (parm.vals->answer,"bel") !=0 ) {
G_warning ("Ignoring parameter 'values='.\n");
}
if ( parm.hyps->answer != NULL ) {
G_warning ("Ignoring parameter 'hypotheses='.\n");
}
do_calculations_const (samples,parm.groups->answers, norm, dstXMLFile);
}
if ( !strcmp (parm.type->answer,"rast") ) {
do_calculations_rast (samples,parm.groups->answers, norm,
parm.output->answer, parm.vals->answers,
parm.hyps->answer, flag.quiet->answer,
parm.logfile->answer, dstXMLFile, file_pointers );
}
} else {
/* read all groups */
if ( !strcmp (parm.type->answer,"const") ) {
if ( strcmp (parm.output->answer,G_location ()) != 0) {
G_warning ("Ignoring parameter 'output='.\n");
}
if ( strcmp (parm.vals->answer,"bel") !=0 ) {
G_warning ("Ignoring parameter 'values='.\n");
}
if ( parm.hyps->answer != NULL ) {
G_warning ("Ignoring parameter 'hypotheses='.\n");
}
do_calculations_const (samples,groups, norm, dstXMLFile);
}
if ( !strcmp (parm.type->answer,"rast") ) {
do_calculations_rast (samples,groups, norm,
parm.output->answer, parm.vals->answers,
parm.hyps->answer, flag.quiet->answer,
parm.logfile->answer, dstXMLFile, file_pointers );
}
}
/* close logfile */
/* write processing time to logfile */
proctime = clock ();
timeused = (unsigned long) proctime / CLOCKS_PER_SEC;
days = timeused / 86400;
hours = (timeused - (days * 86400)) / 3600;
mins = (timeused - (days * 86400) - (hours * 3600)) / 60;
secs = (timeused - (days * 86400) - (hours * 3600) - (mins * 60));
systime = time (NULL);
if ( parm.logfile->answer != NULL ) {
fprintf (lp,"\nCalculation finished on %s",ctime(&systime));
fprintf (lp,"Processing time: %id, %ih, %im, %is\n",
days, hours, mins, secs );
fflush (lp);
}
for (i=0; i<N; i++) {
G_free (groups[i]);
}
G_free (groups);
return (EXIT_SUCCESS);
}