| 1 |
– |
/* Copyright (c) 1998 Silicon Graphics, Inc. */ |
| 2 |
– |
|
| 1 |
|
#ifndef lint |
| 2 |
< |
static char SCCSid[] = "$SunId$ SGI"; |
| 2 |
> |
static const char RCSid[] = "$Id"; |
| 3 |
|
#endif |
| 6 |
– |
|
| 4 |
|
/* |
| 5 |
|
* x11image.c - driver for X-windows |
| 6 |
|
* |
| 24 |
|
#include <X11/Xutil.h> |
| 25 |
|
#include <X11/Xatom.h> |
| 26 |
|
|
| 27 |
< |
#undef NOPROTO |
| 31 |
< |
#define NOPROTO 1 |
| 27 |
> |
#include "color.h" |
| 28 |
|
#include "tonemap.h" |
| 29 |
|
#include "view.h" |
| 30 |
|
#include "x11raster.h" |
| 31 |
|
#include "random.h" |
| 36 |
– |
#include "resolu.h" |
| 32 |
|
|
| 38 |
– |
#ifndef int4 |
| 39 |
– |
#define int4 int /* most int's are 32-bit */ |
| 40 |
– |
#endif |
| 41 |
– |
|
| 33 |
|
#define FONTNAME "8x13" /* text font we'll use */ |
| 34 |
|
|
| 35 |
|
#define CTRL(c) ((c)-'@') |
| 85 |
|
int xmax, ymax; /* picture dimensions */ |
| 86 |
|
int width, height; /* window size */ |
| 87 |
|
char *fname = NULL; /* input file name */ |
| 88 |
< |
FILE *fin = stdin; /* input file */ |
| 88 |
> |
FILE *fin = NULL; /* input file */ |
| 89 |
|
long *scanpos = NULL; /* scan line positions in file */ |
| 90 |
|
int cury = 0; /* current scan location */ |
| 91 |
|
|
| 103 |
|
|
| 104 |
|
struct { |
| 105 |
|
int xmin, ymin, xsiz, ysiz; |
| 106 |
< |
} box = {0, 0, 0, 0}; /* current box */ |
| 106 |
> |
} bbox = {0, 0, 0, 0}; /* current bbox */ |
| 107 |
|
|
| 108 |
|
char *geometry = NULL; /* geometry specification */ |
| 109 |
|
|
| 125 |
|
|
| 126 |
|
int sigrecv; |
| 127 |
|
|
| 128 |
< |
int onsig() { sigrecv++; } |
| 128 |
> |
void onsig(int i) { sigrecv++; } |
| 129 |
|
|
| 130 |
|
|
| 131 |
|
main(argc, argv) |
| 137 |
|
int pid; |
| 138 |
|
|
| 139 |
|
progname = argv[0]; |
| 140 |
+ |
fin = stdin; |
| 141 |
|
|
| 142 |
|
for (i = 1; i < argc; i++) |
| 143 |
|
if (argv[i][0] == '-') |
| 245 |
|
} |
| 246 |
|
|
| 247 |
|
|
| 248 |
+ |
int |
| 249 |
|
headline(s) /* get relevant info from header */ |
| 250 |
|
char *s; |
| 251 |
|
{ |
| 257 |
|
wrongformat = strcmp(fmt, COLRFMT); |
| 258 |
|
else if (isview(s) && sscanview(&ourview, s) > 0) |
| 259 |
|
gotview++; |
| 260 |
+ |
return(0); |
| 261 |
|
} |
| 262 |
|
|
| 263 |
|
|
| 413 |
|
return(-1); |
| 414 |
|
if (v1->depth == 32 && v2->depth == 24) |
| 415 |
|
return(1); |
| 416 |
< |
return(0); |
| 416 |
> |
/* go for maximum depth otherwise */ |
| 417 |
> |
return(v2->depth - v1->depth); |
| 418 |
|
} |
| 419 |
|
/* don't be too greedy */ |
| 420 |
|
if (maxcolors <= 1<<v1->depth && maxcolors <= 1<<v2->depth) |
| 421 |
|
return(v1->depth - v2->depth); |
| 422 |
|
return(v2->depth - v1->depth); |
| 423 |
|
} |
| 424 |
< |
/* prefer Pseudo when < 24-bit */ |
| 424 |
> |
/* prefer Pseudo when < 15-bit */ |
| 425 |
|
if ((v1->class == TrueColor || v1->class == DirectColor) && |
| 426 |
< |
v1->depth < 24) |
| 426 |
> |
v1->depth < 15) |
| 427 |
|
bad1 = 1; |
| 428 |
|
if ((v2->class == TrueColor || v2->class == DirectColor) && |
| 429 |
< |
v2->depth < 24) |
| 429 |
> |
v2->depth < 15) |
| 430 |
|
bad2 = -1; |
| 431 |
|
if (bad1 | bad2) |
| 432 |
|
return(bad1+bad2); |
| 537 |
|
goto fail; |
| 538 |
|
getmono(); |
| 539 |
|
} else if (ourvis.class == TrueColor | ourvis.class == DirectColor) { |
| 540 |
< |
ourdata = (unsigned char *)malloc(sizeof(int4)*xmax*ymax); |
| 540 |
> |
int datsiz = ourvis.depth>16 ? sizeof(int4) : sizeof(int2); |
| 541 |
> |
ourdata = (unsigned char *)malloc(datsiz*xmax*ymax); |
| 542 |
|
if (ourdata == NULL) |
| 543 |
|
goto fail; |
| 544 |
< |
ourras = make_raster(thedisplay, &ourvis, sizeof(int4)*8, |
| 545 |
< |
ourdata, xmax, ymax, 32); |
| 544 |
> |
ourras = make_raster(thedisplay, &ourvis, datsiz*8, |
| 545 |
> |
ourdata, xmax, ymax, datsiz*8); |
| 546 |
|
if (ourras == NULL) |
| 547 |
|
goto fail; |
| 548 |
|
getfull(); |
| 625 |
|
traceray(xpos, ypos) /* print requested pixel data */ |
| 626 |
|
int xpos, ypos; |
| 627 |
|
{ |
| 632 |
– |
extern char *index(); |
| 628 |
|
FLOAT hv[2]; |
| 629 |
|
FVECT rorg, rdir; |
| 630 |
|
COLOR cval; |
| 631 |
|
register char *cp; |
| 632 |
|
|
| 633 |
< |
box.xmin = xpos; box.xsiz = 1; |
| 634 |
< |
box.ymin = ypos; box.ysiz = 1; |
| 633 |
> |
bbox.xmin = xpos; bbox.xsiz = 1; |
| 634 |
> |
bbox.ymin = ypos; bbox.ysiz = 1; |
| 635 |
|
avgbox(cval); |
| 636 |
|
scalecolor(cval, 1./exposure); |
| 637 |
|
pix2loc(hv, &inpres, xpos-xoff, ypos-yoff); |
| 696 |
|
sprintf(buf, "%.3f", intens(cval)/exposure); |
| 697 |
|
break; |
| 698 |
|
case 'l': /* luminance */ |
| 699 |
< |
sprintf(buf, "%.0fL", luminance(cval)/exposure); |
| 699 |
> |
sprintf(buf, "%.1fL", luminance(cval)/exposure); |
| 700 |
|
break; |
| 701 |
|
case 'c': /* color */ |
| 702 |
|
comp = pow(2.0, (double)scale); |
| 707 |
|
break; |
| 708 |
|
} |
| 709 |
|
XDrawImageString(thedisplay, wind, ourgc, |
| 710 |
< |
box.xmin, box.ymin+box.ysiz, buf, strlen(buf)); |
| 710 |
> |
bbox.xmin, bbox.ymin+bbox.ysiz, buf, strlen(buf)); |
| 711 |
|
return(0); |
| 712 |
|
case 'i': /* identify (contour) */ |
| 713 |
|
if (ourras->pixels == NULL) |
| 769 |
|
sprintf(buf, "%+d", scale); |
| 770 |
|
remap: |
| 771 |
|
XDrawImageString(thedisplay, wind, ourgc, |
| 772 |
< |
box.xmin, box.ymin+box.ysiz, buf, strlen(buf)); |
| 772 |
> |
bbox.xmin, bbox.ymin+bbox.ysiz, buf, strlen(buf)); |
| 773 |
|
XFlush(thedisplay); |
| 774 |
< |
free(ourdata); |
| 774 |
> |
/* free(ourdata); This is done in XDestroyImage()! */ |
| 775 |
|
free_raster(ourras); |
| 776 |
|
getras(); |
| 777 |
|
/* fall through */ |
| 800 |
|
redraw(0, 0, width, height); |
| 801 |
|
return(0); |
| 802 |
|
case ' ': /* clear */ |
| 803 |
< |
redraw(box.xmin, box.ymin, box.xsiz, box.ysiz); |
| 803 |
> |
redraw(bbox.xmin, bbox.ymin, bbox.xsiz, bbox.ysiz); |
| 804 |
|
return(0); |
| 805 |
|
default: |
| 806 |
|
XBell(thedisplay, 0); |
| 834 |
|
} |
| 835 |
|
|
| 836 |
|
|
| 837 |
< |
getbox(ebut) /* get new box */ |
| 837 |
> |
getbox(ebut) /* get new bbox */ |
| 838 |
|
XButtonPressedEvent *ebut; |
| 839 |
|
{ |
| 840 |
|
XEvent e; |
| 841 |
|
|
| 842 |
|
XMaskEvent(thedisplay, ButtonReleaseMask|ButtonMotionMask, &e); |
| 843 |
|
while (e.type == MotionNotify) { |
| 844 |
< |
revbox(ebut->x, ebut->y, box.xmin = e.xmotion.x, box.ymin = e.xmotion.y); |
| 844 |
> |
revbox(ebut->x, ebut->y, bbox.xmin = e.xmotion.x, bbox.ymin = e.xmotion.y); |
| 845 |
|
XMaskEvent(thedisplay,ButtonReleaseMask|ButtonMotionMask,&e); |
| 846 |
< |
revbox(ebut->x, ebut->y, box.xmin, box.ymin); |
| 846 |
> |
revbox(ebut->x, ebut->y, bbox.xmin, bbox.ymin); |
| 847 |
|
} |
| 848 |
< |
box.xmin = e.xbutton.x<0 ? 0 : (e.xbutton.x>=width ? width-1 : e.xbutton.x); |
| 849 |
< |
box.ymin = e.xbutton.y<0 ? 0 : (e.xbutton.y>=height ? height-1 : e.xbutton.y); |
| 850 |
< |
if (box.xmin > ebut->x) { |
| 851 |
< |
box.xsiz = box.xmin - ebut->x + 1; |
| 852 |
< |
box.xmin = ebut->x; |
| 848 |
> |
bbox.xmin = e.xbutton.x<0 ? 0 : (e.xbutton.x>=width ? width-1 : e.xbutton.x); |
| 849 |
> |
bbox.ymin = e.xbutton.y<0 ? 0 : (e.xbutton.y>=height ? height-1 : e.xbutton.y); |
| 850 |
> |
if (bbox.xmin > ebut->x) { |
| 851 |
> |
bbox.xsiz = bbox.xmin - ebut->x + 1; |
| 852 |
> |
bbox.xmin = ebut->x; |
| 853 |
|
} else { |
| 854 |
< |
box.xsiz = ebut->x - box.xmin + 1; |
| 854 |
> |
bbox.xsiz = ebut->x - bbox.xmin + 1; |
| 855 |
|
} |
| 856 |
< |
if (box.ymin > ebut->y) { |
| 857 |
< |
box.ysiz = box.ymin - ebut->y + 1; |
| 858 |
< |
box.ymin = ebut->y; |
| 856 |
> |
if (bbox.ymin > ebut->y) { |
| 857 |
> |
bbox.ysiz = bbox.ymin - ebut->y + 1; |
| 858 |
> |
bbox.ymin = ebut->y; |
| 859 |
|
} else { |
| 860 |
< |
box.ysiz = ebut->y - box.ymin + 1; |
| 860 |
> |
bbox.ysiz = ebut->y - bbox.ymin + 1; |
| 861 |
|
} |
| 862 |
|
} |
| 863 |
|
|
| 881 |
|
} |
| 882 |
|
|
| 883 |
|
|
| 884 |
< |
revbox(x0, y0, x1, y1) /* draw box with reversed lines */ |
| 884 |
> |
revbox(x0, y0, x1, y1) /* draw bbox with reversed lines */ |
| 885 |
|
int x0, y0, x1, y1; |
| 886 |
|
{ |
| 887 |
|
revline(x0, y0, x1, y0); |
| 900 |
|
COLOR col; |
| 901 |
|
|
| 902 |
|
while (n--) { |
| 903 |
< |
colr_color(col, scn++); |
| 903 |
> |
colr_color(col, *scn++); |
| 904 |
|
addcolor(cavg, col); |
| 905 |
|
} |
| 906 |
|
} |
| 907 |
|
|
| 908 |
|
|
| 909 |
|
int |
| 910 |
< |
avgbox(cavg) /* average color over current box */ |
| 910 |
> |
avgbox(cavg) /* average color over current bbox */ |
| 911 |
|
COLOR cavg; |
| 912 |
|
{ |
| 913 |
|
double d; |
| 924 |
|
|
| 925 |
|
|
| 926 |
|
int |
| 927 |
< |
dobox(f, p) /* run function over box */ |
| 927 |
> |
dobox(f, p) /* run function over bbox */ |
| 928 |
|
int (*f)(); /* function to call for each subscan */ |
| 929 |
|
char *p; /* pointer to private data */ |
| 930 |
|
{ |
| 931 |
|
int left, right, top, bottom; |
| 932 |
|
int y; |
| 933 |
|
|
| 934 |
< |
left = box.xmin - xoff; |
| 935 |
< |
right = left + box.xsiz; |
| 934 |
> |
left = bbox.xmin - xoff; |
| 935 |
> |
right = left + bbox.xsiz; |
| 936 |
|
if (left < 0) |
| 937 |
|
left = 0; |
| 938 |
|
if (right > xmax) |
| 939 |
|
right = xmax; |
| 940 |
|
if (left >= right) |
| 941 |
|
return(0); |
| 942 |
< |
top = box.ymin - yoff; |
| 943 |
< |
bottom = top + box.ysiz; |
| 942 |
> |
top = bbox.ymin - yoff; |
| 943 |
> |
bottom = top + bbox.ysiz; |
| 944 |
|
if (top < 0) |
| 945 |
|
top = 0; |
| 946 |
|
if (bottom > ymax) |
| 1093 |
|
cerr[x] = err + errp; |
| 1094 |
|
} |
| 1095 |
|
} |
| 1096 |
< |
free((char *)cerr); |
| 1096 |
> |
free((void *)cerr); |
| 1097 |
|
} |
| 1098 |
|
|
| 1099 |
|
|
| 1136 |
|
errp = err; |
| 1137 |
|
ti = x*xmax/iconwidth; |
| 1138 |
|
copycolr(clr, scan[ti]); |
| 1139 |
< |
normcolrs(clr, 1, scale); |
| 1139 |
> |
normcolrs(&clr, 1, scale); |
| 1140 |
|
err += normbright(clr) + cerr[x]; |
| 1141 |
|
if (err > 127) |
| 1142 |
|
err -= 255; |
| 1153 |
|
{ |
| 1154 |
|
int y; |
| 1155 |
|
register unsigned int4 *dp; |
| 1156 |
+ |
register unsigned int2 *dph; |
| 1157 |
|
register int x; |
| 1158 |
|
/* initialize tone mapping */ |
| 1159 |
|
make_tonemap(); |
| 1160 |
|
/* read and convert file */ |
| 1161 |
|
dp = (unsigned int4 *)ourdata; |
| 1162 |
+ |
dph = (unsigned int2 *)ourdata; |
| 1163 |
|
for (y = 0; y < ymax; y++) { |
| 1164 |
|
getscan(y); |
| 1165 |
|
add2icon(y, scanline); |
| 1166 |
|
tmap_colrs(scanline, xmax); |
| 1167 |
< |
if (ourras->image->blue_mask & 1) |
| 1167 |
> |
switch (ourras->image->blue_mask) { |
| 1168 |
> |
case 0xff: /* 24-bit RGB */ |
| 1169 |
|
for (x = 0; x < xmax; x++) |
| 1170 |
|
*dp++ = (unsigned int4)scanline[x][RED] << 16 | |
| 1171 |
|
(unsigned int4)scanline[x][GRN] << 8 | |
| 1172 |
|
(unsigned int4)scanline[x][BLU] ; |
| 1173 |
< |
else |
| 1173 |
> |
break; |
| 1174 |
> |
case 0xff0000: /* 24-bit BGR */ |
| 1175 |
|
for (x = 0; x < xmax; x++) |
| 1176 |
|
*dp++ = (unsigned int4)scanline[x][RED] | |
| 1177 |
|
(unsigned int4)scanline[x][GRN] << 8 | |
| 1178 |
|
(unsigned int4)scanline[x][BLU] << 16 ; |
| 1179 |
+ |
break; |
| 1180 |
+ |
#if 0 |
| 1181 |
+ |
case 0x1f: /* 15-bit RGB */ |
| 1182 |
+ |
for (x = 0; x < xmax; x++) |
| 1183 |
+ |
*dph++ = (scanline[x][RED] << 7 & 0x7c00) | |
| 1184 |
+ |
(scanline[x][GRN] << 2 & 0x3e0) | |
| 1185 |
+ |
(unsigned)scanline[x][BLU] >> 3 ; |
| 1186 |
+ |
break; |
| 1187 |
+ |
case 0x7c00: /* 15-bit BGR */ |
| 1188 |
+ |
for (x = 0; x < xmax; x++) |
| 1189 |
+ |
*dph++ = (unsigned)scanline[x][RED] >> 3 | |
| 1190 |
+ |
(scanline[x][GRN] << 2 & 0x3e0) | |
| 1191 |
+ |
(scanline[x][BLU] << 7 & 0x7c00) ; |
| 1192 |
+ |
break; |
| 1193 |
+ |
#endif |
| 1194 |
+ |
default: /* unknown */ |
| 1195 |
+ |
if (ourvis.depth > 16) |
| 1196 |
+ |
for (x = 0; x < xmax; x++) { |
| 1197 |
+ |
*dp = ourras->image->red_mask & |
| 1198 |
+ |
ourras->image->red_mask*scanline[x][RED]/255; |
| 1199 |
+ |
*dp |= ourras->image->green_mask & |
| 1200 |
+ |
ourras->image->green_mask*scanline[x][GRN]/255; |
| 1201 |
+ |
*dp++ |= ourras->image->blue_mask & |
| 1202 |
+ |
ourras->image->blue_mask*scanline[x][BLU]/255; |
| 1203 |
+ |
} |
| 1204 |
+ |
else |
| 1205 |
+ |
for (x = 0; x < xmax; x++) { |
| 1206 |
+ |
*dph = ourras->image->red_mask & |
| 1207 |
+ |
ourras->image->red_mask*scanline[x][RED]/255; |
| 1208 |
+ |
*dph |= ourras->image->green_mask & |
| 1209 |
+ |
ourras->image->green_mask*scanline[x][GRN]/255; |
| 1210 |
+ |
*dph++ |= ourras->image->blue_mask & |
| 1211 |
+ |
ourras->image->blue_mask*scanline[x][BLU]/255; |
| 1212 |
+ |
} |
| 1213 |
+ |
break; |
| 1214 |
+ |
} |
| 1215 |
|
} |
| 1216 |
|
} |
| 1217 |
|
|