8 |
|
*/ |
9 |
|
|
10 |
|
#include <stdlib.h> |
11 |
– |
#include <math.h> |
11 |
|
#include <ctype.h> |
12 |
+ |
#include "rtmath.h" |
13 |
|
#include "platform.h" |
14 |
|
#include "rtio.h" |
15 |
|
#include "resolu.h" |
16 |
|
#include "color.h" |
17 |
+ |
#include "depthcodec.h" |
18 |
+ |
#include "normcodec.h" |
19 |
|
#include "lookup.h" |
20 |
|
/* Reporting levels */ |
21 |
|
#define REP_QUIET 0 /* no reporting */ |
27 |
|
|
28 |
|
int ign_header = 0; /* ignore header differences? */ |
29 |
|
|
30 |
+ |
int escape_newlines = 0; /* allow backslash to skip newlines */ |
31 |
+ |
|
32 |
|
double rel_min = 1e-5; /* positive for relative comparisons */ |
33 |
|
|
34 |
|
double rms_lim = 0.01; /* RMS difference limit */ |
37 |
|
|
38 |
|
int lin1cnt=0, lin2cnt=0; /* file line position */ |
39 |
|
|
40 |
+ |
int comment_c = '\0'; /* comment delimiter for text files */ |
41 |
+ |
|
42 |
|
const char nsuffix[10][3] = { /* 1st, 2nd, 3rd, etc. */ |
43 |
|
"th","st","nd","rd","th","th","th","th","th","th" |
44 |
|
}; |
51 |
|
"ascii", |
52 |
|
COLRFMT, |
53 |
|
CIEFMT, |
54 |
+ |
DEPTH16FMT, |
55 |
+ |
NORMAL32FMT, |
56 |
|
"float", |
57 |
|
"double", |
58 |
|
"BSDF_RBFmesh", |
59 |
|
"Radiance_octree", |
60 |
|
"Radiance_tmesh", |
61 |
+ |
"8-bit_indexed_name", |
62 |
+ |
"16-bit_indexed_name", |
63 |
+ |
"24-bit_indexed_name", |
64 |
|
"BINARY_unknown", |
65 |
|
NULL /* terminator */ |
66 |
|
}; |
67 |
|
/* keep consistent with above */ |
68 |
< |
enum {TYP_UNKNOWN, TYP_TEXT, TYP_ASCII, TYP_RGBE, TYP_XYZE, TYP_FLOAT, |
69 |
< |
TYP_DOUBLE, TYP_RBFMESH, TYP_OCTREE, TYP_TMESH, TYP_BINARY}; |
68 |
> |
enum {TYP_UNKNOWN, TYP_TEXT, TYP_ASCII, TYP_RGBE, TYP_XYZE, |
69 |
> |
TYP_DEPTH, TYP_NORM, TYP_FLOAT, TYP_DOUBLE, |
70 |
> |
TYP_RBFMESH, TYP_OCTREE, TYP_TMESH, |
71 |
> |
TYP_ID8, TYP_ID16, TYP_ID24, TYP_BINARY}; |
72 |
|
|
73 |
|
#define has_header(t) (!( 1L<<(t) & (1L<<TYP_TEXT | 1L<<TYP_BINARY) )) |
74 |
|
|
77 |
|
"SOFTWARE", |
78 |
|
"CAPDATE", |
79 |
|
"GMT", |
80 |
+ |
"FRAME", |
81 |
|
NULL /* terminator */ |
82 |
|
}; |
83 |
|
/* header variable settings */ |
103 |
|
const char stdin_name[] = "<stdin>"; |
104 |
|
const char *f1name=NULL, *f2name=NULL; |
105 |
|
FILE *f1in=NULL, *f2in=NULL; |
106 |
+ |
int f1swap=0, f2swap=0; |
107 |
|
|
108 |
|
/* running real differences */ |
109 |
|
double diff2sum = 0; |
115 |
|
{ |
116 |
|
fputs("Usage: ", stderr); |
117 |
|
fputs(progname, stderr); |
118 |
< |
fputs(" [-h][-s|-w|-v][-rel min_test][-rms epsilon][-max epsilon] reference test\n", |
118 |
> |
fputs(" [-h][-c#][-s|-w|-v][-rel min_test][-rms epsilon][-max epsilon] reference test\n", |
119 |
|
stderr); |
120 |
|
exit(2); |
121 |
|
} |
134 |
|
} |
135 |
|
while (fgets(bp->str + bp->len, bp->siz - bp->len, fp)) { |
136 |
|
bp->len += strlen(bp->str + bp->len); |
137 |
< |
if (bp->str[bp->len-1] == '\n') |
137 |
> |
if (bp->str[bp->len-1] == '\n') { |
138 |
> |
if (bp->len > 1 && bp->str[bp->len-2] == '\r') { |
139 |
> |
bp->str[--bp->len] = '\0'; |
140 |
> |
bp->str[bp->len-1] = '\n'; |
141 |
> |
} |
142 |
> |
if (escape_newlines && bp->len > 1 && |
143 |
> |
bp->str[bp->len-2] == '\\') { |
144 |
> |
bp->str[--bp->len] = '\0'; |
145 |
> |
bp->str[bp->len-1] = ' '; |
146 |
> |
continue; |
147 |
> |
} |
148 |
|
break; /* found EOL */ |
149 |
+ |
} |
150 |
|
if (bp->len < bp->siz - 4) |
151 |
|
continue; /* at EOF? */ |
152 |
|
if (bp->siz >= MAXBUF) { |
164 |
|
if (!bp->str) |
165 |
|
goto memerr; |
166 |
|
} |
167 |
+ |
if (comment_c) { /* elide comment? */ |
168 |
+ |
char *cp = sskip2(bp->str,0); |
169 |
+ |
if (*cp == comment_c) { |
170 |
+ |
*cp++ = '\n'; |
171 |
+ |
*cp = '\0'; |
172 |
+ |
bp->len = cp - bp->str; |
173 |
+ |
} |
174 |
+ |
} |
175 |
|
return(bp->len); |
176 |
|
memerr: |
177 |
|
fprintf(stderr, |
210 |
|
|
211 |
|
if (rel_min > 0) { /* doing relative differences? */ |
212 |
|
double av2 = .25*(r1*r1 + 2.*fabs(r1*r2) + r2*r2); |
213 |
< |
if (av2 > rel_min*rel_min) |
214 |
< |
diff2 /= av2; |
213 |
> |
if (av2 < rel_min*rel_min) |
214 |
> |
av2 = rel_min*rel_min; |
215 |
> |
diff2 /= av2; |
216 |
|
} |
217 |
|
if (max_lim >= 0 && diff2 > max_lim*max_lim) { |
218 |
|
if (report != REP_QUIET) |
244 |
|
return(real_check(colval(c1,p), colval(c2,p))); |
245 |
|
} |
246 |
|
|
247 |
+ |
/* Compare two normal directions for equivalence */ |
248 |
+ |
static int |
249 |
+ |
norm_check(FVECT nv1, FVECT nv2) |
250 |
+ |
{ |
251 |
+ |
double max2 = nv1[2]*nv2[2]; |
252 |
+ |
int imax = 2; |
253 |
+ |
int i = 2; |
254 |
+ |
/* identify largest component */ |
255 |
+ |
while (i--) { |
256 |
+ |
double tm2 = nv1[i]*nv2[i]; |
257 |
+ |
if (tm2 > max2) { |
258 |
+ |
imax = i; |
259 |
+ |
max2 = tm2; |
260 |
+ |
} |
261 |
+ |
} |
262 |
+ |
i = 3; /* compare smaller components */ |
263 |
+ |
while (i--) { |
264 |
+ |
if (i == imax) |
265 |
+ |
continue; |
266 |
+ |
if (!real_check(nv1[i], nv2[i])) |
267 |
+ |
return(0); |
268 |
+ |
} |
269 |
+ |
return(1); |
270 |
+ |
} |
271 |
+ |
|
272 |
|
/* Compare two strings for equivalence */ |
273 |
|
static int |
274 |
|
equiv_string(char *s1, char *s2) |
341 |
|
static int |
342 |
|
setheadvar(char *val, void *p) |
343 |
|
{ |
344 |
+ |
char newval[128]; |
345 |
|
LUTAB *htp = (LUTAB *)p; |
346 |
|
LUENT *tep; |
347 |
|
char *key; |
351 |
|
adv_linecnt(htp); /* side-effect is to count lines */ |
352 |
|
if (!isalpha(*val)) /* key must start line */ |
353 |
|
return(0); |
354 |
+ |
/* check if we need to swap binary data */ |
355 |
+ |
if ((n = isbigendian(val)) >= 0) { |
356 |
+ |
if (nativebigendian() == n) |
357 |
+ |
return(0); |
358 |
+ |
f1swap += (htp == &hdr1); |
359 |
+ |
f2swap += (htp == &hdr2); |
360 |
+ |
return(0); |
361 |
+ |
} |
362 |
|
key = val++; |
363 |
|
while (*val && !isspace(*val) & (*val != '=')) |
364 |
|
val++; |
384 |
|
return(-1); /* memory allocation error */ |
385 |
|
if (!tep->key) |
386 |
|
tep->key = strcpy(malloc(kln+1), key); |
387 |
< |
if (tep->data) |
387 |
> |
if (tep->data) { /* check for special cases */ |
388 |
> |
if (!strcmp(key, "EXPOSURE")) { |
389 |
> |
sprintf(newval, "%.6e", atof(tep->data)*atof(val)); |
390 |
> |
vln = strlen(val = newval); |
391 |
> |
} |
392 |
|
free(tep->data); |
393 |
+ |
} |
394 |
|
tep->data = strcpy(malloc(vln+1), val); |
395 |
|
return(1); |
396 |
|
} |
499 |
|
} |
500 |
|
if (c) |
501 |
|
return(TYP_BINARY); |
428 |
– |
SET_FILE_TEXT(fin); /* originally set to binary */ |
502 |
|
return(TYP_TEXT); |
503 |
|
badeof: |
504 |
|
if (report != REP_QUIET) { |
581 |
|
|
582 |
|
if (report >= REP_VERBOSE) { |
583 |
|
fputs(progname, stdout); |
584 |
< |
fputs(": comparing inputs as ASCII text\n", stdout); |
584 |
> |
fputs(": comparing inputs as ASCII text", stdout); |
585 |
> |
if (escape_newlines) |
586 |
> |
fputs(", allowing escaped newlines", stdout); |
587 |
> |
if (comment_c) { |
588 |
> |
fputs(", ignoring comments starting with '", stdout); |
589 |
> |
fputc(comment_c, stdout); |
590 |
> |
fputc('\'', stdout); |
591 |
> |
} |
592 |
> |
fputc('\n', stdout); |
593 |
|
} |
594 |
+ |
SET_FILE_TEXT(f1in); /* originally set to binary */ |
595 |
+ |
SET_FILE_TEXT(f2in); |
596 |
|
init_line(&l1buf); init_line(&l2buf); /* compare a line at a time */ |
597 |
|
while (read_line(&l1buf, f1in)) { |
598 |
|
lin1cnt++; |
647 |
|
return(good_RMS()); /* final check for reals */ |
648 |
|
} |
649 |
|
|
650 |
+ |
/* Check image/map resolutions */ |
651 |
+ |
static int |
652 |
+ |
check_resolu(const char *class, RESOLU *r1p, RESOLU *r2p) |
653 |
+ |
{ |
654 |
+ |
if (r1p->rt != r2p->rt) { |
655 |
+ |
if (report != REP_QUIET) |
656 |
+ |
printf( |
657 |
+ |
"%s: %ss '%s' and '%s' have different pixel ordering\n", |
658 |
+ |
progname, class, f1name, f2name); |
659 |
+ |
return(0); |
660 |
+ |
} |
661 |
+ |
if ((r1p->xr != r2p->xr) | (r1p->yr != r2p->yr)) { |
662 |
+ |
if (report != REP_QUIET) |
663 |
+ |
printf( |
664 |
+ |
"%s: %ss '%s' and '%s' are different sizes\n", |
665 |
+ |
progname, class, f1name, f2name); |
666 |
+ |
return(0); |
667 |
+ |
} |
668 |
+ |
return(1); |
669 |
+ |
} |
670 |
+ |
|
671 |
|
/* Compare two inputs that are known to be RGBE or XYZE images */ |
672 |
|
static int |
673 |
|
compare_hdr() |
682 |
|
} |
683 |
|
fgetsresolu(&rs1, f1in); |
684 |
|
fgetsresolu(&rs2, f2in); |
685 |
< |
if (rs1.rt != rs2.rt) { |
582 |
< |
if (report != REP_QUIET) |
583 |
< |
printf( |
584 |
< |
"%s: Images '%s' and '%s' have different pixel ordering\n", |
585 |
< |
progname, f1name, f2name); |
685 |
> |
if (!check_resolu("HDR image", &rs1, &rs2)) |
686 |
|
return(0); |
587 |
– |
} |
588 |
– |
if ((rs1.xr != rs2.xr) | (rs1.yr != rs2.yr)) { |
589 |
– |
if (report != REP_QUIET) |
590 |
– |
printf( |
591 |
– |
"%s: Images '%s' and '%s' are different sizes\n", |
592 |
– |
progname, f1name, f2name); |
593 |
– |
return(0); |
594 |
– |
} |
687 |
|
scan1 = (COLOR *)malloc(scanlen(&rs1)*sizeof(COLOR)); |
688 |
|
scan2 = (COLOR *)malloc(scanlen(&rs2)*sizeof(COLOR)); |
689 |
|
if (!scan1 | !scan2) { |
728 |
|
return(good_RMS()); /* final check of RMS */ |
729 |
|
} |
730 |
|
|
731 |
+ |
/* Set reference depth based on header variable */ |
732 |
+ |
static int |
733 |
+ |
set_refdepth(DEPTHCODEC *dcp, LUTAB *htp) |
734 |
+ |
{ |
735 |
+ |
static char depthvar[] = DEPTHSTR; |
736 |
+ |
const char *drval; |
737 |
+ |
|
738 |
+ |
depthvar[LDEPTHSTR-1] = '\0'; |
739 |
+ |
drval = (const char *)lu_find(htp, depthvar)->data; |
740 |
+ |
if (!drval) |
741 |
+ |
return(0); |
742 |
+ |
dcp->refdepth = atof(drval); |
743 |
+ |
if (dcp->refdepth <= 0) { |
744 |
+ |
if (report != REP_QUIET) { |
745 |
+ |
fputs(dcp->inpname, stderr); |
746 |
+ |
fputs(": bad reference depth '", stderr); |
747 |
+ |
fputs(drval, stderr); |
748 |
+ |
fputs("'\n", stderr); |
749 |
+ |
} |
750 |
+ |
return(-1); |
751 |
+ |
} |
752 |
+ |
return(1); |
753 |
+ |
} |
754 |
+ |
|
755 |
+ |
/* Compare two encoded depth maps */ |
756 |
+ |
static int |
757 |
+ |
compare_depth() |
758 |
+ |
{ |
759 |
+ |
long nread = 0; |
760 |
+ |
DEPTHCODEC dc1, dc2; |
761 |
+ |
|
762 |
+ |
if (report >= REP_VERBOSE) { |
763 |
+ |
fputs(progname, stdout); |
764 |
+ |
fputs(": comparing inputs as depth maps\n", stdout); |
765 |
+ |
} |
766 |
+ |
set_dc_defaults(&dc1); |
767 |
+ |
dc1.hdrflags = HF_RESIN; |
768 |
+ |
dc1.finp = f1in; |
769 |
+ |
dc1.inpname = f1name; |
770 |
+ |
set_dc_defaults(&dc2); |
771 |
+ |
dc2.hdrflags = HF_RESIN; |
772 |
+ |
dc2.finp = f2in; |
773 |
+ |
dc2.inpname = f2name; |
774 |
+ |
if (report != REP_QUIET) { |
775 |
+ |
dc1.hdrflags |= HF_STDERR; |
776 |
+ |
dc2.hdrflags |= HF_STDERR; |
777 |
+ |
} |
778 |
+ |
if (!process_dc_header(&dc1, 0, NULL)) |
779 |
+ |
return(0); |
780 |
+ |
if (!process_dc_header(&dc2, 0, NULL)) |
781 |
+ |
return(0); |
782 |
+ |
if (!check_resolu("Depth map", &dc1.res, &dc2.res)) |
783 |
+ |
return(0); |
784 |
+ |
if (set_refdepth(&dc1, &hdr1) < 0) |
785 |
+ |
return(0); |
786 |
+ |
if (set_refdepth(&dc2, &hdr2) < 0) |
787 |
+ |
return(0); |
788 |
+ |
while (nread < dc1.res.xr*dc1.res.yr) { |
789 |
+ |
double d1 = decode_depth_next(&dc1); |
790 |
+ |
double d2 = decode_depth_next(&dc2); |
791 |
+ |
if ((d1 < 0) | (d2 < 0)) { |
792 |
+ |
if (report != REP_QUIET) |
793 |
+ |
printf("%s: unexpected end-of-file\n", |
794 |
+ |
progname); |
795 |
+ |
return(0); |
796 |
+ |
} |
797 |
+ |
++nread; |
798 |
+ |
if (real_check(d1, d2)) |
799 |
+ |
continue; |
800 |
+ |
if (report != REP_QUIET) |
801 |
+ |
printf("%s: %ld%s depth values differ\n", |
802 |
+ |
progname, nread, num_sfx(nread)); |
803 |
+ |
return(0); |
804 |
+ |
} |
805 |
+ |
return(good_RMS()); /* final check of RMS */ |
806 |
+ |
} |
807 |
+ |
|
808 |
+ |
/* Compare two encoded normal maps */ |
809 |
+ |
static int |
810 |
+ |
compare_norm() |
811 |
+ |
{ |
812 |
+ |
long nread = 0; |
813 |
+ |
NORMCODEC nc1, nc2; |
814 |
+ |
|
815 |
+ |
if (report >= REP_VERBOSE) { |
816 |
+ |
fputs(progname, stdout); |
817 |
+ |
fputs(": comparing inputs as normal maps\n", stdout); |
818 |
+ |
} |
819 |
+ |
set_nc_defaults(&nc1); |
820 |
+ |
nc1.hdrflags = HF_RESIN; |
821 |
+ |
nc1.finp = f1in; |
822 |
+ |
nc1.inpname = f1name; |
823 |
+ |
set_nc_defaults(&nc2); |
824 |
+ |
nc2.hdrflags = HF_RESIN; |
825 |
+ |
nc2.finp = f2in; |
826 |
+ |
nc2.inpname = f2name; |
827 |
+ |
if (report != REP_QUIET) { |
828 |
+ |
nc1.hdrflags |= HF_STDERR; |
829 |
+ |
nc2.hdrflags |= HF_STDERR; |
830 |
+ |
} |
831 |
+ |
if (!process_nc_header(&nc1, 0, NULL)) |
832 |
+ |
return(0); |
833 |
+ |
if (!process_nc_header(&nc2, 0, NULL)) |
834 |
+ |
return(0); |
835 |
+ |
if (!check_resolu("Normal map", &nc1.res, &nc2.res)) |
836 |
+ |
return(0); |
837 |
+ |
while (nread < nc1.res.xr*nc1.res.yr) { |
838 |
+ |
FVECT nv1, nv2; |
839 |
+ |
int rv1 = decode_normal_next(nv1, &nc1); |
840 |
+ |
int rv2 = decode_normal_next(nv2, &nc2); |
841 |
+ |
if ((rv1 < 0) | (rv2 < 0)) { |
842 |
+ |
if (report != REP_QUIET) |
843 |
+ |
printf("%s: unexpected end-of-file\n", |
844 |
+ |
progname); |
845 |
+ |
return(0); |
846 |
+ |
} |
847 |
+ |
++nread; |
848 |
+ |
if (rv1 == rv2 && (!rv1 || norm_check(nv1, nv2))) |
849 |
+ |
continue; |
850 |
+ |
if (report != REP_QUIET) |
851 |
+ |
printf("%s: %ld%s normal vectors differ\n", |
852 |
+ |
progname, nread, num_sfx(nread)); |
853 |
+ |
return(0); |
854 |
+ |
} |
855 |
+ |
return(good_RMS()); /* final check of RMS */ |
856 |
+ |
} |
857 |
+ |
|
858 |
|
/* Compare two inputs that are known to be 32-bit floating-point data */ |
859 |
|
static int |
860 |
|
compare_float() |
870 |
|
if (!getbinary(&f2, sizeof(f2), 1, f2in)) |
871 |
|
goto badeof; |
872 |
|
++nread; |
873 |
+ |
if (f1swap) swap32((char *)&f1, 1); |
874 |
+ |
if (f2swap) swap32((char *)&f2, 1); |
875 |
|
if (real_check(f1, f2)) |
876 |
|
continue; |
877 |
|
if (report != REP_QUIET) |
902 |
|
if (!getbinary(&f2, sizeof(f2), 1, f2in)) |
903 |
|
goto badeof; |
904 |
|
++nread; |
905 |
+ |
if (f1swap) swap64((char *)&f1, 1); |
906 |
+ |
if (f2swap) swap64((char *)&f2, 1); |
907 |
|
if (real_check(f1, f2)) |
908 |
|
continue; |
909 |
|
if (report != REP_QUIET) |
932 |
|
case 'h': /* ignore header info. */ |
933 |
|
ign_header = !ign_header; |
934 |
|
continue; |
935 |
+ |
case 'n': /* allow newline escapes */ |
936 |
+ |
escape_newlines = !escape_newlines; |
937 |
+ |
continue; |
938 |
+ |
case 'c': /* ignore comments */ |
939 |
+ |
comment_c = argv[a][2]; |
940 |
+ |
continue; |
941 |
|
case 's': /* silent operation */ |
942 |
|
report = REP_QUIET; |
943 |
|
continue; |
998 |
|
return(2); |
999 |
|
if (typ1 != typ2) { |
1000 |
|
if (report != REP_QUIET) |
1001 |
< |
printf("%s: '%s' is %s and '%s' is %s\n", |
1001 |
> |
printf("%s: '%s' format is %s and '%s' is %s\n", |
1002 |
|
progname, f1name, file_type[typ1], |
1003 |
|
f2name, file_type[typ2]); |
1004 |
|
return(1); |
1006 |
|
ign_header |= !has_header(typ1); /* check headers if indicated */ |
1007 |
|
if (!ign_header && !headers_match()) |
1008 |
|
return(1); |
780 |
– |
lu_done(&hdr1); lu_done(&hdr2); /* done with header info. */ |
1009 |
|
if (!ign_header & (report >= REP_WARN)) { |
1010 |
|
if (lin1cnt != lin2cnt) |
1011 |
|
printf("%s: warning - headers are different lengths\n", |
1014 |
|
printf("%s: warning - unrecognized format\n", |
1015 |
|
progname); |
1016 |
|
} |
1017 |
< |
if (report >= REP_VERBOSE) |
1018 |
< |
printf("%s: input file type is %s\n", |
1019 |
< |
progname, file_type[typ1]); |
1020 |
< |
|
1017 |
> |
if (report >= REP_VERBOSE) { |
1018 |
> |
printf("%s: data format is %s\n", progname, file_type[typ1]); |
1019 |
> |
if ((typ1 == TYP_FLOAT) | (typ1 == TYP_DOUBLE)) { |
1020 |
> |
if (f1swap) |
1021 |
> |
printf("%s: input '%s' is byte-swapped\n", |
1022 |
> |
progname, f1name); |
1023 |
> |
if (f2swap) |
1024 |
> |
printf("%s: input '%s' is byte-swapped\n", |
1025 |
> |
progname, f2name); |
1026 |
> |
} |
1027 |
> |
} |
1028 |
|
switch (typ1) { /* compare based on type */ |
1029 |
|
case TYP_BINARY: |
1030 |
|
case TYP_TMESH: |
1031 |
|
case TYP_OCTREE: |
1032 |
|
case TYP_RBFMESH: |
1033 |
+ |
case TYP_ID8: |
1034 |
+ |
case TYP_ID16: |
1035 |
+ |
case TYP_ID24: |
1036 |
|
case TYP_UNKNOWN: |
1037 |
|
return( !compare_binary() ); |
1038 |
|
case TYP_TEXT: |
1041 |
|
case TYP_RGBE: |
1042 |
|
case TYP_XYZE: |
1043 |
|
return( !compare_hdr() ); |
1044 |
+ |
case TYP_DEPTH: |
1045 |
+ |
return( !compare_depth() ); |
1046 |
+ |
case TYP_NORM: |
1047 |
+ |
return( !compare_norm() ); |
1048 |
|
case TYP_FLOAT: |
1049 |
|
return( !compare_float() ); |
1050 |
|
case TYP_DOUBLE: |