110 |
|
|
111 |
|
/* Set our trimming threshold */ |
112 |
|
static void |
113 |
< |
set_threshold() |
113 |
> |
set_threshold(void) |
114 |
|
{ |
115 |
|
int hsum = 0; |
116 |
|
int i; |
235 |
|
return(nread); |
236 |
|
} |
237 |
|
|
238 |
+ |
/* Truncate any negative values to zero */ |
239 |
+ |
static void |
240 |
+ |
noneg(float *varr, int n) |
241 |
+ |
{ |
242 |
+ |
int nnan = 0; |
243 |
+ |
|
244 |
+ |
while (n-- > 0) { |
245 |
+ |
#ifdef isnan |
246 |
+ |
if (isnan(*varr)) { |
247 |
+ |
*varr = 0; |
248 |
+ |
++nnan; |
249 |
+ |
} else |
250 |
+ |
#endif |
251 |
+ |
if (*varr < 0) *varr = 0; |
252 |
+ |
++varr; |
253 |
+ |
} |
254 |
+ |
if (nnan) |
255 |
+ |
fprintf(stderr, "Warning: BSDF data contains %d NaN values\n", |
256 |
+ |
nnan); |
257 |
+ |
} |
258 |
+ |
|
259 |
|
/* Load data array, filling zeroes for rank 3 demi-tensor */ |
260 |
|
static void |
261 |
< |
load_data() |
261 |
> |
load_data(void) |
262 |
|
{ |
263 |
|
int (*readf)(float *, int) = NULL; |
264 |
|
|
310 |
|
} |
311 |
|
} else if (getc(stdin) != EOF) |
312 |
|
error(WARNING, "binary data past end of expected input"); |
313 |
+ |
|
314 |
+ |
noneg(datarr, 1<<(log2g*ttrank)); /* take precautions */ |
315 |
|
} |
316 |
|
|
317 |
|
/* Enforce reciprocity by averaging data values */ |
318 |
|
static void |
319 |
< |
do_reciprocity() |
319 |
> |
do_reciprocity(void) |
320 |
|
{ |
321 |
|
const int siz = 1<<log2g; |
322 |
|
float *v1p, *v2p; |
387 |
|
if (i < argc-1) |
388 |
|
goto userr; |
389 |
|
/* load input data */ |
390 |
< |
if (i == argc-1 && freopen(argv[i], "rb", stdin) == NULL) { |
390 |
> |
if (i == argc-1 && freopen(argv[i], "r", stdin) == NULL) { |
391 |
|
sprintf(errmsg, "cannot open input file '%s'", argv[i]); |
392 |
|
error(SYSTEM, errmsg); |
393 |
|
} |
394 |
|
if (infmt != 'a') |
395 |
|
SET_FILE_BINARY(stdin); |
396 |
+ |
#ifdef getc_unlocked /* avoid lock/unlock overhead */ |
397 |
+ |
flockfile(stdin); |
398 |
+ |
#endif |
399 |
|
load_data(); |
400 |
|
if (recipavg) |
401 |
|
do_reciprocity(); |