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#include <errno.h> |
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#include "rtio.h" |
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#include "resolu.h" |
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#include "rmatrix.h" |
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#include "platform.h" |
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|
13 |
< |
#define MAXCOMP MAXCSAMP /* #components we support */ |
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> |
/* Preferred BSDF component: |
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> |
none, transmission, reflection front (normal side), reflection back */ |
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> |
typedef enum {RMPnone=-1, RMPtrans=0, RMPreflF, RMPreflB} RMPref; |
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|
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/* Unary matrix operation(s) */ |
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typedef struct { |
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int verbose = 0; /* verbose reporting? */ |
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|
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/* Load matrix */ |
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< |
static int |
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> |
int |
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loadmatrix(ROPMAT *rop) |
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{ |
42 |
< |
if (rop->mtx != NULL) /* already loaded? */ |
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> |
if (rop->mtx) /* already loaded? */ |
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return(0); |
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+ |
/* check for BSDF input */ |
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if ((rop->inspec[0] != '!') & (rop->rmp != RMPnone)) { |
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const char *sp = strrchr(rop->inspec, '.'); |
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if (sp > rop->inspec && !strcasecmp(sp+1, "XML")) { |
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+ |
CMATRIX *cm = rop->rmp==RMPtrans ? cm_loadBTDF(rop->inspec) : |
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+ |
cm_loadBRDF(rop->inspec, rop->rmp==RMPreflB) ; |
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if (!cm) |
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+ |
return(-1); |
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+ |
rop->mtx = rmx_from_cmatrix(cm); |
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cm_free(cm); |
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rop->mtx->dtype = DTascii; |
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return(1); /* loaded BSDF XML file */ |
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} |
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+ |
} /* else load regular matrix */ |
58 |
+ |
rop->mtx = rmx_load(rop->inspec); |
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|
60 |
< |
rop->mtx = rmx_load(rop->inspec, rop->rmp); |
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|
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return(!rop->mtx ? -1 : 1); |
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> |
return(rop->mtx ? 1 : -1); |
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} |
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|
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static int checksymbolic(ROPMAT *rop); |
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> |
extern int checksymbolic(ROPMAT *rop); |
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|
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/* Check/set transform based on a reference input file */ |
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static int |
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> |
int |
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checkreffile(ROPMAT *rop) |
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{ |
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static const char *curRF = NULL; |
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fclose(fp); |
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curRF = rop->preop.csym; |
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} |
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if ((refm.ncomp == 3) & (refm.dtype != DTspec)) { |
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> |
if (refm.ncomp == 3) { |
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rop->preop.csym = (refm.dtype == DTxyze) ? "XYZ" : "RGB"; |
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return(checksymbolic(rop)); |
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} |
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for (j = refm.ncomp; j-- > 0; ) |
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rop->preop.cmat[j*nc + i] = scresp[j]; |
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} |
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memcpy(rop->mtx->wlpart, refm.wlpart, sizeof(rop->mtx->wlpart)); |
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return(0); |
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} |
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|
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/* Compute conversion row from spectrum to one channel of RGB */ |
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static void |
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> |
void |
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rgbrow(ROPMAT *rop, int r, int p) |
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{ |
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const int nc = rop->mtx->ncomp; |
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} |
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|
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/* Compute conversion row from spectrum to one channel of XYZ */ |
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< |
static void |
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> |
void |
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xyzrow(ROPMAT *rop, int r, int p) |
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{ |
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const int nc = rop->mtx->ncomp; |
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} |
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|
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/* Use the spectral sensitivity function to compute matrix coefficients */ |
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< |
static void |
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< |
sensrow(ROPMAT *rop, int r, double (*sf)(SCOLOR sc, int ncs, const float wlpt[4])) |
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> |
void |
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> |
sensrow(ROPMAT *rop, int r, double (*sf)(const SCOLOR sc, int ncs, const float wlpt[4])) |
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{ |
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const int nc = rop->mtx->ncomp; |
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int i; |
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} |
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|
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/* Check/set symbolic transform */ |
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< |
static int |
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> |
int |
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checksymbolic(ROPMAT *rop) |
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{ |
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const int nc = rop->mtx->ncomp; |
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const int dt = rop->mtx->dtype; |
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+ |
double cf = 1; |
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int i, j; |
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/* check suffix => reference file */ |
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if (strchr(rop->preop.csym, '.') > rop->preop.csym) |
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int comp = 0; |
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switch (rop->preop.csym[j]) { |
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case 'B': |
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+ |
case 'b': |
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++comp; |
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/* fall through */ |
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case 'G': |
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+ |
case 'g': |
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++comp; |
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/* fall through */ |
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case 'R': |
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+ |
case 'r': |
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if (rop->preop.csym[j] <= 'Z') |
210 |
+ |
cf = 1./WHTEFFICACY; |
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if (dt == DTxyze) { |
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for (i = 3; i--; ) |
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< |
rop->preop.cmat[j*nc+i] = 1./WHTEFFICACY * |
193 |
< |
xyz2rgbmat[comp][i]; |
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> |
rop->preop.cmat[j*nc+i] = cf*xyz2rgbmat[comp][i]; |
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} else if (nc == 3) |
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rop->preop.cmat[j*nc+comp] = 1.; |
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else |
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rgbrow(rop, j, comp); |
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break; |
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case 'Z': |
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+ |
case 'z': |
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++comp; |
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/* fall through */ |
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case 'Y': |
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+ |
case 'y': |
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++comp; |
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/* fall through */ |
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case 'X': |
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+ |
case 'x': |
229 |
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if ((rop->preop.csym[j] <= 'Z') & (dt != DTxyze)) |
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cf = WHTEFFICACY; |
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if (dt == DTxyze) { |
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rop->preop.cmat[j*nc+comp] = 1.; |
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} else if (nc == 3) { |
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else |
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xyzrow(rop, j, comp); |
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|
242 |
< |
for (i = nc*(dt != DTxyze); i--; ) |
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< |
rop->preop.cmat[j*nc+i] *= WHTEFFICACY; |
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> |
for (i = nc*(cf != 1); i--; ) |
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> |
rop->preop.cmat[j*nc+i] *= cf; |
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break; |
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case 'S': /* scotopic (il)luminance */ |
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+ |
cf = WHTSCOTOPIC; |
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/* fall through */ |
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case 's': |
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sensrow(rop, j, scolor2scotopic); |
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< |
for (i = nc; i--; ) |
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< |
rop->preop.cmat[j*nc+i] *= WHTSCOTOPIC; |
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> |
for (i = nc*(cf != 1); i--; ) |
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> |
rop->preop.cmat[j*nc+i] *= cf; |
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break; |
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case 'M': /* melanopic (il)luminance */ |
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+ |
cf = WHTMELANOPIC; |
255 |
+ |
/* fall through */ |
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case 'm': |
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sensrow(rop, j, scolor2melanopic); |
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< |
for (i = nc; i--; ) |
259 |
< |
rop->preop.cmat[j*nc+i] *= WHTMELANOPIC; |
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> |
for (i = nc*(cf != 1); i--; ) |
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> |
rop->preop.cmat[j*nc+i] *= cf; |
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break; |
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case 'A': /* average component */ |
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+ |
case 'a': |
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for (i = nc; i--; ) |
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rop->preop.cmat[j*nc+i] = 1./(double)nc; |
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break; |
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} |
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} |
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/* return recommended output type */ |
273 |
< |
if (!strcmp(rop->preop.csym, "XYZ")) { |
273 |
> |
if (!strcasecmp(rop->preop.csym, "XYZ")) { |
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if (dt <= DTspec) |
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return(DTxyze); |
276 |
< |
} else if (!strcmp(rop->preop.csym, "RGB")) { |
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> |
} else if (!strcasecmp(rop->preop.csym, "RGB")) { |
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if (dt <= DTspec) |
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return(DTrgbe); |
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< |
} |
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< |
if ((nc > 3) & (dt <= DTspec)) |
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> |
} else if (dt == DTspec) |
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return(DTfloat); /* probably not actual spectrum */ |
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return(0); |
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} |
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|
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/* Get matrix and perform unary operations */ |
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< |
static RMATRIX * |
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> |
RMATRIX * |
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loadop(ROPMAT *rop) |
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{ |
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int outtype = 0; |
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} |
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} |
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if (rop->preop.transpose) { /* transpose matrix? */ |
361 |
< |
mres = rmx_transpose(rop->mtx); |
331 |
< |
if (mres == NULL) { |
361 |
> |
if (!rmx_transpose(rop->mtx)) { |
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fputs(rop->inspec, stderr); |
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fputs(": transpose failed\n", stderr); |
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goto failure; |
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fputs(rop->inspec, stderr); |
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fputs(": transposed rows and columns\n", stderr); |
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} |
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– |
rmx_free(rop->mtx); |
341 |
– |
rop->mtx = mres; |
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} |
371 |
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mres = rop->mtx; |
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rop->mtx = NULL; |
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} |
380 |
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|
381 |
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/* Execute binary operation, free matrix arguments and return new result */ |
382 |
< |
static RMATRIX * |
382 |
> |
RMATRIX * |
383 |
|
binaryop(const char *inspec, RMATRIX *mleft, int op, RMATRIX *mright) |
384 |
|
{ |
385 |
|
RMATRIX *mres = NULL; |
456 |
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} |
457 |
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|
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/* Perform matrix operations from left to right */ |
459 |
< |
static RMATRIX * |
459 |
> |
RMATRIX * |
460 |
|
op_left2right(ROPMAT *mop) |
461 |
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{ |
462 |
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RMATRIX *mleft = loadop(mop); |
472 |
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} |
473 |
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|
474 |
|
/* Perform matrix operations from right to left */ |
475 |
< |
static RMATRIX * |
475 |
> |
RMATRIX * |
476 |
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op_right2left(ROPMAT *mop) |
477 |
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{ |
478 |
|
RMATRIX *mright; |
501 |
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: (mop)->mtx->ncols) |
502 |
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|
503 |
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/* Should we prefer concatenating from rightmost matrix towards left? */ |
504 |
< |
static int |
504 |
> |
int |
505 |
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prefer_right2left(ROPMAT *mop) |
506 |
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{ |
507 |
|
int mri = 0; |
528 |
|
return(t_ncols(mop+mri) < t_nrows(mop)); |
529 |
|
} |
530 |
|
|
531 |
< |
static int |
531 |
> |
int |
532 |
|
get_factors(double da[], int n, char *av[]) |
533 |
|
{ |
534 |
|
int ac; |
538 |
|
return(ac); |
539 |
|
} |
540 |
|
|
541 |
< |
static ROPMAT * |
541 |
> |
ROPMAT * |
542 |
|
resize_moparr(ROPMAT *mop, int n2alloc) |
543 |
|
{ |
544 |
|
int nmats = 0; |
546 |
|
|
547 |
|
while (mop[nmats++].binop) |
548 |
|
; |
549 |
< |
for (i = nmats; i > n2alloc; i--) |
549 |
> |
for (i = nmats; i >= n2alloc; i--) |
550 |
|
rmx_free(mop[i].mtx); |
551 |
|
mop = (ROPMAT *)realloc(mop, n2alloc*sizeof(ROPMAT)); |
552 |
|
if (mop == NULL) { |
693 |
|
mres = loadop(mop+nmats); |
694 |
|
if (mres == NULL) |
695 |
|
return(1); |
696 |
< |
if (outfmt == DTfromHeader) /* check data type */ |
696 |
> |
if ((outfmt == DTfromHeader) & (mres->dtype < DTspec)) |
697 |
|
outfmt = mres->dtype; |
698 |
< |
if (outfmt == DTrgbe) { |
698 |
> |
if (outfmt == DTrgbe) { /* check data type */ |
699 |
|
if (mres->ncomp > 3) |
700 |
|
outfmt = DTspec; |
701 |
|
else if (mres->dtype == DTxyze) |
702 |
|
outfmt = DTxyze; |
703 |
|
} |
704 |
+ |
#if DTrmx_native==DTfloat |
705 |
+ |
if (outfmt == DTdouble) |
706 |
+ |
fprintf(stderr, |
707 |
+ |
"%s: warning - writing float result as double\n", |
708 |
+ |
argv[0]); |
709 |
+ |
#endif |
710 |
|
newheader("RADIANCE", stdout); /* write result to stdout */ |
711 |
|
printargs(argc, argv, stdout); |
712 |
|
return(rmx_write(mres, outfmt, stdout) ? 0 : 1); |