389 |
|
|
390 |
|
/* Load matrix from supported file type */ |
391 |
|
RMATRIX * |
392 |
< |
rmx_load(const char *inspec, RMPref rmp) |
392 |
> |
rmx_load(const char *inspec) |
393 |
|
{ |
394 |
|
FILE *fp; |
395 |
|
RMATRIX *dnew; |
403 |
|
fp = stdin; |
404 |
|
else if (inspec[0] == '!') |
405 |
|
fp = popen(inspec+1, "r"); |
406 |
< |
else { /* check suffix */ |
407 |
< |
const char *sp = strrchr(inspec, '.'); |
408 |
< |
if (sp > inspec && !strcasecmp(sp+1, "XML")) { /* BSDF? */ |
409 |
< |
CMATRIX *cm = rmp==RMPnone ? (CMATRIX *)NULL : |
410 |
< |
rmp==RMPtrans ? cm_loadBTDF(inspec) : |
411 |
< |
cm_loadBRDF(inspec, rmp==RMPreflB) ; |
412 |
< |
if (!cm) |
413 |
< |
return(NULL); |
414 |
< |
dnew = rmx_from_cmatrix(cm); |
415 |
< |
cm_free(cm); |
416 |
< |
dnew->dtype = DTascii; |
417 |
< |
return(dnew); /* return here */ |
418 |
< |
} /* else open it ourselves */ |
406 |
> |
else |
407 |
|
fp = fopen(inspec, "r"); |
420 |
– |
} |
408 |
|
if (!fp) { |
409 |
|
fprintf(stderr, "Cannot open for reading: %s\n", inspec); |
410 |
|
return(NULL); |
424 |
|
|
425 |
|
if (fp != stdin) { /* close input stream */ |
426 |
|
if (inspec[0] == '!') |
427 |
< |
pclose(fp); |
427 |
> |
ok &= pclose(fp)==0; |
428 |
|
else |
429 |
|
fclose(fp); |
430 |
|
} |
995 |
|
return(dnew); |
996 |
|
} |
997 |
|
|
1011 |
– |
/* Convert a color matrix to newly allocated RMATRIX buffer */ |
1012 |
– |
RMATRIX * |
1013 |
– |
rmx_from_cmatrix(const CMATRIX *cm) |
1014 |
– |
{ |
1015 |
– |
RMATRIX *dnew; |
1016 |
– |
|
1017 |
– |
if (!cm) |
1018 |
– |
return(NULL); |
1019 |
– |
dnew = rmx_alloc(cm->nrows, cm->ncols, 3); |
1020 |
– |
if (!dnew) |
1021 |
– |
return(NULL); |
1022 |
– |
|
1023 |
– |
dnew->dtype = sizeof(COLORV)==sizeof(float) ? |
1024 |
– |
DTfloat : DTdouble; |
1025 |
– |
|
1026 |
– |
if (sizeof(COLORV) == sizeof(rmx_dtype)) { |
1027 |
– |
memcpy(dnew->mtx, cm->cmem, rmx_array_size(dnew)); |
1028 |
– |
} else { |
1029 |
– |
int i, j; |
1030 |
– |
for (i = dnew->nrows; i--; ) |
1031 |
– |
for (j = dnew->ncols; j--; ) { |
1032 |
– |
const COLORV *cv = cm_lval(cm,i,j); |
1033 |
– |
rmx_dtype *dp = rmx_lval(dnew,i,j); |
1034 |
– |
dp[0] = cv[0]; |
1035 |
– |
dp[1] = cv[1]; |
1036 |
– |
dp[2] = cv[2]; |
1037 |
– |
} |
1038 |
– |
} |
1039 |
– |
return(dnew); |
1040 |
– |
} |
1041 |
– |
|
1042 |
– |
/* Convert general matrix to newly allocated CMATRIX buffer */ |
1043 |
– |
CMATRIX * |
1044 |
– |
cm_from_rmatrix(const RMATRIX *rm) |
1045 |
– |
{ |
1046 |
– |
CMATRIX *cnew; |
1047 |
– |
|
1048 |
– |
if (!rm || !rm->mtx | (rm->ncomp == 2) | (rm->ncomp > MAXCOMP)) |
1049 |
– |
return(NULL); |
1050 |
– |
cnew = cm_alloc(rm->nrows, rm->ncols); |
1051 |
– |
if (!cnew) |
1052 |
– |
return(NULL); |
1053 |
– |
if ((sizeof(COLORV) == sizeof(rmx_dtype)) & (rm->ncomp == 3)) { |
1054 |
– |
memcpy(cnew->cmem, rm->mtx, rmx_array_size(rm)); |
1055 |
– |
} else { |
1056 |
– |
int i, j; |
1057 |
– |
for (i = cnew->nrows; i--; ) |
1058 |
– |
for (j = cnew->ncols; j--; ) { |
1059 |
– |
const rmx_dtype *dp = rmx_val(rm,i,j); |
1060 |
– |
COLORV *cv = cm_lval(cnew,i,j); |
1061 |
– |
switch (rm->ncomp) { |
1062 |
– |
case 3: |
1063 |
– |
setcolor(cv, dp[0], dp[1], dp[2]); |
1064 |
– |
break; |
1065 |
– |
case 1: |
1066 |
– |
setcolor(cv, dp[0], dp[0], dp[0]); |
1067 |
– |
break; |
1068 |
– |
default: |
1069 |
– |
if (sizeof(COLORV) == sizeof(rmx_dtype)) { |
1070 |
– |
scolor2color(cv, (const COLORV *)dp, |
1071 |
– |
rm->ncomp, rm->wlpart); |
1072 |
– |
} else { |
1073 |
– |
COLORV scol[MAXCOMP]; |
1074 |
– |
int k = rm->ncomp; |
1075 |
– |
while (k--) scol[k] = dp[k]; |
1076 |
– |
scolor2color(cv, scol, rm->ncomp, rm->wlpart); |
1077 |
– |
} |
1078 |
– |
break; |
1079 |
– |
} |
1080 |
– |
} |
1081 |
– |
} |
1082 |
– |
return(cnew); |
1083 |
– |
} |