| 1 |
greg |
2.1 |
#ifndef lint
|
| 2 |
greg |
2.8 |
static const char RCSid[] = "$Id: rxpiece.cpp,v 2.7 2024/11/06 18:28:52 greg Exp $";
|
| 3 |
greg |
2.1 |
#endif
|
| 4 |
|
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/*
|
| 5 |
|
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* rxpiece.cpp - main for rxpiece tile rendering program
|
| 6 |
|
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*/
|
| 7 |
|
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|
| 8 |
|
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#include "copyright.h"
|
| 9 |
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|
| 10 |
|
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#include <time.h>
|
| 11 |
|
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#include <signal.h>
|
| 12 |
|
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#include <sys/mman.h>
|
| 13 |
|
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#include <unistd.h>
|
| 14 |
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|
| 15 |
|
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#include "platform.h"
|
| 16 |
|
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#include "RpictSimulManager.h"
|
| 17 |
greg |
2.5 |
#include "ambient.h"
|
| 18 |
|
|
#include "pmapray.h"
|
| 19 |
greg |
2.1 |
#include "random.h"
|
| 20 |
|
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|
| 21 |
|
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extern char *progname; /* argv[0] */
|
| 22 |
|
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const char *sigerr[NSIG]; /* signal error messages */
|
| 23 |
|
|
|
| 24 |
|
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VIEW ourview = STDVIEW; /* global view parameters */
|
| 25 |
|
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int hresolu = 1024; /* horizontal resolution */
|
| 26 |
|
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int vresolu = 1024; /* vertical resolution */
|
| 27 |
|
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double pixaspect = 1.0; /* pixel aspect ratio */
|
| 28 |
|
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int hres, vres; /* current image resolution for srcdraw.c */
|
| 29 |
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|
| 30 |
|
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int tileGrid[2] = {5,5}; // tile subdivisions
|
| 31 |
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|
| 32 |
|
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int psample = 4; /* pixel sample size */
|
| 33 |
|
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double maxdiff = .05; /* max. difference for interpolation */
|
| 34 |
|
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double dstrpix = 0.67; /* square pixel distribution */
|
| 35 |
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|
| 36 |
|
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double mblur = 0.; /* motion blur parameter (unused) */
|
| 37 |
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|
| 38 |
|
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double dblur = 0.; /* depth-of-field blur parameter */
|
| 39 |
|
|
|
| 40 |
greg |
2.7 |
int nproc = 1; /* number of processes to run (-1 in child) */
|
| 41 |
greg |
2.1 |
|
| 42 |
|
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RpictSimulManager myRPmanager; // global simulation manager
|
| 43 |
|
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|
| 44 |
|
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static void onsig(int signo);
|
| 45 |
|
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static void onalrm(int signo);
|
| 46 |
|
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static void sigdie(int signo, const char *msg);
|
| 47 |
|
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static void printdefaults(void);
|
| 48 |
|
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static RenderDataType rpiece(char *pout, RenderDataType dt, char *zout);
|
| 49 |
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|
| 50 |
|
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/* rxpiece additional features */
|
| 51 |
|
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#define RXPIECE_FEATURES "Recovery\nIrradianceCalc\nViewTypes=v,l,a,h,s,c\n" \
|
| 52 |
|
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"ParticipatingMedia=Mist\n" \
|
| 53 |
|
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"HessianAmbientCache\nAmbientAveraging\nAmbientValueSharing\n" \
|
| 54 |
|
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"PixelJitter\nPixelSampling\nPixelDepthOfField\n" \
|
| 55 |
|
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"SmallSourceDrawing\n" \
|
| 56 |
|
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"AdaptiveShadowTesting\nOutputs=v,l\n" \
|
| 57 |
|
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"OutputCS=RGB,XYZ,prims,spec\n"
|
| 58 |
|
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|
| 59 |
greg |
2.7 |
// Exit program
|
| 60 |
greg |
2.1 |
void
|
| 61 |
|
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quit(int code) /* quit program */
|
| 62 |
|
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{
|
| 63 |
greg |
2.7 |
if (nproc < 0) {
|
| 64 |
|
|
ray_pnprocs = -1; // hack to avoid cleanup in child
|
| 65 |
|
|
_exit(code);
|
| 66 |
|
|
}
|
| 67 |
|
|
exit(code); // parent still frees everything (*yawn*)
|
| 68 |
greg |
2.1 |
}
|
| 69 |
|
|
|
| 70 |
greg |
2.8 |
/* Set default options */
|
| 71 |
|
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static void
|
| 72 |
|
|
default_options(void)
|
| 73 |
|
|
{
|
| 74 |
|
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shadthresh = .05;
|
| 75 |
|
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shadcert = .5;
|
| 76 |
|
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srcsizerat = .25;
|
| 77 |
|
|
directrelay = 1;
|
| 78 |
|
|
ambacc = 0.2;
|
| 79 |
|
|
ambres = 64;
|
| 80 |
|
|
ambdiv = 512;
|
| 81 |
|
|
ambssamp = 128;
|
| 82 |
|
|
maxdepth = 7;
|
| 83 |
|
|
}
|
| 84 |
greg |
2.1 |
|
| 85 |
|
|
int
|
| 86 |
|
|
main(int argc, char *argv[])
|
| 87 |
|
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{
|
| 88 |
|
|
#define check(ol,al) if (argv[i][ol] || \
|
| 89 |
|
|
badarg(argc-i-1,argv+i+1,al)) \
|
| 90 |
|
|
goto badopt
|
| 91 |
|
|
#define check_bool(olen,var) switch (argv[i][olen]) { \
|
| 92 |
|
|
case '\0': var = !var; break; \
|
| 93 |
|
|
case 'y': case 'Y': case 't': case 'T': \
|
| 94 |
|
|
case '+': case '1': var = 1; break; \
|
| 95 |
|
|
case 'n': case 'N': case 'f': case 'F': \
|
| 96 |
|
|
case '-': case '0': var = 0; break; \
|
| 97 |
|
|
default: goto badopt; }
|
| 98 |
|
|
RGBPRIMS our_prims; /* private output color primitives */
|
| 99 |
|
|
RenderDataType dtype = RDTrgbe; // output data flags
|
| 100 |
|
|
char *outfile = NULL;
|
| 101 |
|
|
char *zfile = NULL;
|
| 102 |
|
|
int outfmt = 'c';
|
| 103 |
|
|
int rval;
|
| 104 |
|
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int i;
|
| 105 |
|
|
/* global program name */
|
| 106 |
|
|
progname = argv[0];
|
| 107 |
|
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/* feature check only? */
|
| 108 |
|
|
strcat(RFeatureList, RXPIECE_FEATURES);
|
| 109 |
|
|
if (argc > 1 && !strcmp(argv[1], "-features"))
|
| 110 |
|
|
return feature_status(argc-2, argv+2);
|
| 111 |
greg |
2.8 |
/* set defaults */
|
| 112 |
|
|
default_options();
|
| 113 |
greg |
2.1 |
/* option city */
|
| 114 |
|
|
for (i = 1; i < argc; i++) {
|
| 115 |
|
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/* expand arguments */
|
| 116 |
|
|
while ((rval = expandarg(&argc, &argv, i)) > 0)
|
| 117 |
|
|
;
|
| 118 |
|
|
if (rval < 0) {
|
| 119 |
|
|
sprintf(errmsg, "cannot expand '%s'", argv[i]);
|
| 120 |
|
|
error(SYSTEM, errmsg);
|
| 121 |
|
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}
|
| 122 |
|
|
if (argv[i] == NULL || argv[i][0] != '-')
|
| 123 |
|
|
break; /* break from options */
|
| 124 |
|
|
if (!strcmp(argv[i], "-version")) {
|
| 125 |
|
|
puts(VersionID);
|
| 126 |
|
|
quit(0);
|
| 127 |
|
|
}
|
| 128 |
|
|
if (!strcmp(argv[i], "-defaults") ||
|
| 129 |
|
|
!strcmp(argv[i], "-help")) {
|
| 130 |
|
|
printdefaults();
|
| 131 |
|
|
quit(0);
|
| 132 |
|
|
}
|
| 133 |
|
|
rval = getrenderopt(argc-i, argv+i);
|
| 134 |
|
|
if (rval >= 0) {
|
| 135 |
|
|
i += rval;
|
| 136 |
|
|
continue;
|
| 137 |
|
|
}
|
| 138 |
|
|
rval = getviewopt(&ourview, argc-i, argv+i);
|
| 139 |
|
|
if (rval >= 0) {
|
| 140 |
|
|
i += rval;
|
| 141 |
|
|
continue;
|
| 142 |
|
|
}
|
| 143 |
|
|
/* rxpiece options */
|
| 144 |
|
|
switch (argv[i][1]) {
|
| 145 |
|
|
case 'v': /* view file */
|
| 146 |
|
|
if (argv[i][2] != 'f')
|
| 147 |
|
|
goto badopt;
|
| 148 |
|
|
check(3,"s");
|
| 149 |
|
|
rval = viewfile(argv[++i], &ourview, NULL);
|
| 150 |
|
|
if (rval < 0) {
|
| 151 |
|
|
sprintf(errmsg,
|
| 152 |
|
|
"cannot open view file \"%s\"",
|
| 153 |
|
|
argv[i]);
|
| 154 |
|
|
error(SYSTEM, errmsg);
|
| 155 |
|
|
} else if (rval == 0) {
|
| 156 |
|
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sprintf(errmsg,
|
| 157 |
|
|
"bad view file \"%s\"",
|
| 158 |
|
|
argv[i]);
|
| 159 |
|
|
error(USER, errmsg);
|
| 160 |
|
|
}
|
| 161 |
|
|
break;
|
| 162 |
|
|
case 'n': /* number of processes */
|
| 163 |
|
|
check(2,"i");
|
| 164 |
|
|
nproc = atoi(argv[++i]);
|
| 165 |
|
|
if (nproc < 0 && (nproc += RadSimulManager::GetNCores()) <= 0)
|
| 166 |
|
|
nproc = 1;
|
| 167 |
|
|
break;
|
| 168 |
|
|
case 'f': /* output format */
|
| 169 |
|
|
if ((argv[i][2] != 'c') & (argv[i][2] != 'f')
|
| 170 |
|
|
|| argv[i][3])
|
| 171 |
|
|
goto badopt;
|
| 172 |
|
|
outfmt = argv[i][2];
|
| 173 |
|
|
break;
|
| 174 |
|
|
case 'p': /* pixel */
|
| 175 |
|
|
switch (argv[i][2]) {
|
| 176 |
|
|
case 's': /* sample */
|
| 177 |
|
|
check(3,"i");
|
| 178 |
|
|
psample = atoi(argv[++i]);
|
| 179 |
|
|
if (psample < 1) psample = 1;
|
| 180 |
|
|
break;
|
| 181 |
|
|
case 't': /* threshold */
|
| 182 |
|
|
check(3,"f");
|
| 183 |
|
|
maxdiff = atof(argv[++i]);
|
| 184 |
|
|
break;
|
| 185 |
|
|
case 'j': /* jitter */
|
| 186 |
|
|
check(3,"f");
|
| 187 |
|
|
dstrpix = atof(argv[++i]);
|
| 188 |
|
|
break;
|
| 189 |
|
|
case 'a': /* aspect */
|
| 190 |
|
|
check(3,"f");
|
| 191 |
|
|
pixaspect = atof(argv[++i]);
|
| 192 |
|
|
break;
|
| 193 |
|
|
case 'd': /* aperture */
|
| 194 |
|
|
check(3,"f");
|
| 195 |
|
|
dblur = atof(argv[++i]);
|
| 196 |
|
|
dblur *= (dblur > 0);
|
| 197 |
|
|
break;
|
| 198 |
|
|
case 'R': /* standard RGB output */
|
| 199 |
|
|
if (strcmp(argv[i]+2, "RGB"))
|
| 200 |
|
|
goto badopt;
|
| 201 |
|
|
myRPmanager.prims = stdprims;
|
| 202 |
|
|
dtype = RDTnewCT(dtype, RDTrgbe);
|
| 203 |
|
|
break;
|
| 204 |
|
|
case 'X': /* XYZ output */
|
| 205 |
|
|
if (strcmp(argv[i]+2, "XYZ"))
|
| 206 |
|
|
goto badopt;
|
| 207 |
|
|
myRPmanager.prims = xyzprims;
|
| 208 |
|
|
dtype = RDTnewCT(dtype, RDTxyze);
|
| 209 |
|
|
break;
|
| 210 |
|
|
case 'c': /* chromaticities */
|
| 211 |
|
|
check(3,"ffffffff");
|
| 212 |
|
|
rval = 0;
|
| 213 |
|
|
for (int j = 0; j < 8; j++) {
|
| 214 |
|
|
our_prims[0][j] = atof(argv[++i]);
|
| 215 |
|
|
rval |= fabs(our_prims[0][j]-stdprims[0][j]) > .001;
|
| 216 |
|
|
}
|
| 217 |
|
|
if (rval) {
|
| 218 |
|
|
if (!colorprimsOK(our_prims))
|
| 219 |
|
|
error(USER, "illegal primary chromaticities");
|
| 220 |
|
|
myRPmanager.prims = our_prims;
|
| 221 |
|
|
} else
|
| 222 |
|
|
myRPmanager.prims = stdprims;
|
| 223 |
|
|
dtype = RDTnewCT(dtype, RDTrgbe);
|
| 224 |
|
|
break;
|
| 225 |
|
|
default:
|
| 226 |
|
|
goto badopt;
|
| 227 |
|
|
}
|
| 228 |
|
|
break;
|
| 229 |
|
|
case 'd': /* reference depth */
|
| 230 |
|
|
if (argv[i][2] || !myRPmanager.SetReferenceDepth(argv[++i]))
|
| 231 |
|
|
goto badopt;
|
| 232 |
|
|
dtype = RDTnewDT(dtype, RDTdshort);
|
| 233 |
|
|
break;
|
| 234 |
|
|
case 'x': /* x resolution */
|
| 235 |
|
|
check(2,"i");
|
| 236 |
|
|
hresolu = atoi(argv[++i]);
|
| 237 |
|
|
break;
|
| 238 |
|
|
case 'y': /* y resolution */
|
| 239 |
|
|
check(2,"i");
|
| 240 |
|
|
vresolu = atoi(argv[++i]);
|
| 241 |
|
|
break;
|
| 242 |
|
|
case 'X': /* horizontal tile subdivisions */
|
| 243 |
|
|
check(2,"i");
|
| 244 |
|
|
tileGrid[0] = atoi(argv[++i]);
|
| 245 |
|
|
break;
|
| 246 |
|
|
case 'Y': /* vertical tile subdivisions */
|
| 247 |
|
|
check(2,"i");
|
| 248 |
|
|
tileGrid[1] = atoi(argv[++i]);
|
| 249 |
|
|
break;
|
| 250 |
|
|
case 'o': /* output file */
|
| 251 |
|
|
check(2,"s");
|
| 252 |
|
|
outfile = argv[++i];
|
| 253 |
|
|
break;
|
| 254 |
|
|
case 'z': /* z file */
|
| 255 |
|
|
check(2,"s");
|
| 256 |
|
|
zfile = argv[++i];
|
| 257 |
|
|
break;
|
| 258 |
|
|
#if MAXCSAMP>3
|
| 259 |
|
|
case 'c': /* output spectral results */
|
| 260 |
|
|
if (argv[i][2] != 'o')
|
| 261 |
|
|
goto badopt;
|
| 262 |
|
|
rval = (myRPmanager.prims == NULL);
|
| 263 |
|
|
check_bool(3,rval);
|
| 264 |
|
|
if (rval)
|
| 265 |
|
|
myRPmanager.prims = NULL;
|
| 266 |
|
|
else if (myRPmanager.prims == NULL)
|
| 267 |
|
|
myRPmanager.prims = stdprims;
|
| 268 |
|
|
dtype = RDTnewCT(dtype, rval ? RDTscolr : RDTrgbe);
|
| 269 |
|
|
break;
|
| 270 |
|
|
#endif
|
| 271 |
|
|
case 'w': /* warnings */
|
| 272 |
|
|
rval = erract[WARNING].pf != NULL;
|
| 273 |
|
|
check_bool(2,rval);
|
| 274 |
|
|
if (rval) erract[WARNING].pf = wputs;
|
| 275 |
|
|
else erract[WARNING].pf = NULL;
|
| 276 |
|
|
break;
|
| 277 |
|
|
default:
|
| 278 |
|
|
goto badopt;
|
| 279 |
|
|
}
|
| 280 |
|
|
}
|
| 281 |
|
|
if (maxdiff <= FTINY) /* check for useless sampling */
|
| 282 |
|
|
psample = 1;
|
| 283 |
|
|
if (outfile == NULL)
|
| 284 |
|
|
error(USER, "missing output file (-o option)");
|
| 285 |
|
|
if (zfile == NULL) /* set up depth output */
|
| 286 |
|
|
dtype = RDTnewDT(dtype, RDTnone);
|
| 287 |
|
|
else if (!RDTdepthT(dtype))
|
| 288 |
|
|
dtype = RDTnewDT(dtype, RDTdfloat);
|
| 289 |
|
|
/* check pixel output type */
|
| 290 |
|
|
if ((myRPmanager.prims == NULL) & (NCSAMP == 3)) {
|
| 291 |
|
|
myRPmanager.prims = stdprims;
|
| 292 |
|
|
dtype = RDTnewCT(dtype, RDTrgbe);
|
| 293 |
|
|
}
|
| 294 |
|
|
if (outfmt == 'f')
|
| 295 |
|
|
switch (RDTcolorT(dtype)) {
|
| 296 |
|
|
case RDTrgbe:
|
| 297 |
|
|
dtype = RDTnewCT(dtype, RDTrgb);
|
| 298 |
|
|
break;
|
| 299 |
|
|
case RDTxyze:
|
| 300 |
|
|
dtype = RDTnewCT(dtype, RDTxyz);
|
| 301 |
|
|
break;
|
| 302 |
|
|
case RDTscolr:
|
| 303 |
|
|
dtype = RDTnewCT(dtype, RDTscolor);
|
| 304 |
|
|
break;
|
| 305 |
|
|
case RDTrgb:
|
| 306 |
|
|
case RDTxyz:
|
| 307 |
|
|
case RDTscolor:
|
| 308 |
|
|
break;
|
| 309 |
|
|
default:
|
| 310 |
|
|
error(INTERNAL, "botched color output type");
|
| 311 |
|
|
}
|
| 312 |
|
|
/* set up signal handling */
|
| 313 |
|
|
sigdie(SIGINT, "Interrupt");
|
| 314 |
|
|
sigdie(SIGHUP, "Hangup");
|
| 315 |
|
|
sigdie(SIGTERM, "Terminate");
|
| 316 |
|
|
sigdie(SIGPIPE, "Broken pipe");
|
| 317 |
|
|
signal(SIGALRM, onalrm); // used to gracefully terminate
|
| 318 |
|
|
#ifdef SIGXCPU
|
| 319 |
|
|
sigdie(SIGXCPU, "CPU limit exceeded");
|
| 320 |
|
|
sigdie(SIGXFSZ, "File size exceeded");
|
| 321 |
|
|
#endif
|
| 322 |
|
|
#ifdef NICE
|
| 323 |
|
|
nice(NICE); /* lower priority */
|
| 324 |
|
|
#endif
|
| 325 |
|
|
if (i < argc-1)
|
| 326 |
|
|
goto badopt;
|
| 327 |
|
|
// load octree
|
| 328 |
|
|
if (!myRPmanager.LoadOctree(argv[i]))
|
| 329 |
|
|
error(USER, "missing octree argument");
|
| 330 |
|
|
// add new header info
|
| 331 |
|
|
myRPmanager.AddHeader(i, argv);
|
| 332 |
|
|
{
|
| 333 |
|
|
char buf[128] = "SOFTWARE= ";
|
| 334 |
|
|
strcpy(buf+10, VersionID);
|
| 335 |
|
|
myRPmanager.AddHeader(buf);
|
| 336 |
|
|
}
|
| 337 |
|
|
// render tiles
|
| 338 |
|
|
dtype = rpiece(outfile, dtype, zfile);
|
| 339 |
|
|
|
| 340 |
greg |
2.7 |
ambsync(); // flush ambient cache
|
| 341 |
|
|
|
| 342 |
|
|
ray_done_pmap(); /* PMAP: free photon maps */
|
| 343 |
|
|
|
| 344 |
greg |
2.5 |
quit(dtype==RDTnone); // status is 1 on failure
|
| 345 |
greg |
2.1 |
|
| 346 |
|
|
badopt:
|
| 347 |
|
|
sprintf(errmsg, "command line error at '%s'", argv[i]);
|
| 348 |
|
|
error(USER, errmsg);
|
| 349 |
|
|
return 1; /* pro forma return */
|
| 350 |
|
|
|
| 351 |
|
|
#undef check
|
| 352 |
|
|
#undef check_bool
|
| 353 |
|
|
}
|
| 354 |
|
|
|
| 355 |
|
|
|
| 356 |
|
|
void
|
| 357 |
|
|
wputs( /* warning output function */
|
| 358 |
|
|
const char *s
|
| 359 |
|
|
)
|
| 360 |
|
|
{
|
| 361 |
greg |
2.6 |
if (!erract[WARNING].pf)
|
| 362 |
|
|
return; // warnings were disabled!
|
| 363 |
greg |
2.1 |
int lasterrno = errno;
|
| 364 |
|
|
eputs(s);
|
| 365 |
|
|
errno = lasterrno;
|
| 366 |
|
|
}
|
| 367 |
|
|
|
| 368 |
|
|
|
| 369 |
|
|
void
|
| 370 |
|
|
eputs( /* put string to stderr */
|
| 371 |
|
|
const char *s
|
| 372 |
|
|
)
|
| 373 |
|
|
{
|
| 374 |
|
|
static int midline = 0;
|
| 375 |
|
|
|
| 376 |
|
|
if (!*s)
|
| 377 |
|
|
return;
|
| 378 |
|
|
if (!midline++) {
|
| 379 |
|
|
fputs(progname, stderr);
|
| 380 |
|
|
fputs(": ", stderr);
|
| 381 |
|
|
}
|
| 382 |
|
|
fputs(s, stderr);
|
| 383 |
|
|
if (s[strlen(s)-1] == '\n') {
|
| 384 |
|
|
fflush(stderr);
|
| 385 |
|
|
midline = 0;
|
| 386 |
|
|
}
|
| 387 |
|
|
}
|
| 388 |
|
|
|
| 389 |
|
|
|
| 390 |
|
|
static void
|
| 391 |
|
|
onsig( /* fatal signal */
|
| 392 |
|
|
int signo
|
| 393 |
|
|
)
|
| 394 |
|
|
{
|
| 395 |
|
|
static int gotsig = 0;
|
| 396 |
|
|
|
| 397 |
|
|
if (gotsig++) /* two signals and we're gone! */
|
| 398 |
|
|
_exit(signo);
|
| 399 |
|
|
|
| 400 |
|
|
alarm(30); /* allow 30 seconds to clean up */
|
| 401 |
|
|
signal(SIGALRM, SIG_DFL); /* make certain we do die */
|
| 402 |
|
|
eputs("signal - ");
|
| 403 |
|
|
eputs(sigerr[signo]);
|
| 404 |
|
|
eputs("\n");
|
| 405 |
|
|
quit(3);
|
| 406 |
|
|
}
|
| 407 |
|
|
|
| 408 |
|
|
|
| 409 |
|
|
static bool gotALRM = false; // flag for ALRM signal
|
| 410 |
|
|
|
| 411 |
|
|
static void
|
| 412 |
|
|
onalrm(int signo)
|
| 413 |
|
|
{
|
| 414 |
|
|
gotALRM = true;
|
| 415 |
|
|
}
|
| 416 |
|
|
|
| 417 |
|
|
|
| 418 |
|
|
static void
|
| 419 |
|
|
sigdie( /* set fatal signal */
|
| 420 |
|
|
int signo,
|
| 421 |
|
|
const char *msg
|
| 422 |
|
|
)
|
| 423 |
|
|
{
|
| 424 |
|
|
if (signal(signo, onsig) == SIG_IGN)
|
| 425 |
|
|
signal(signo, SIG_IGN);
|
| 426 |
|
|
sigerr[signo] = msg;
|
| 427 |
|
|
}
|
| 428 |
|
|
|
| 429 |
|
|
|
| 430 |
|
|
static void
|
| 431 |
|
|
printdefaults(void) /* print default values to stdout */
|
| 432 |
|
|
{
|
| 433 |
|
|
printf("-n %-2d\t\t\t\t# number of rendering processes\n", nproc);
|
| 434 |
|
|
printf("-vt%c\t\t\t\t# view type %s\n", ourview.type,
|
| 435 |
|
|
ourview.type==VT_PER ? "perspective" :
|
| 436 |
|
|
ourview.type==VT_PAR ? "parallel" :
|
| 437 |
|
|
ourview.type==VT_HEM ? "hemispherical" :
|
| 438 |
|
|
ourview.type==VT_ANG ? "angular" :
|
| 439 |
|
|
ourview.type==VT_CYL ? "cylindrical" :
|
| 440 |
|
|
ourview.type==VT_PLS ? "planisphere" :
|
| 441 |
|
|
"unknown");
|
| 442 |
|
|
printf("-vp %f %f %f\t# view point\n",
|
| 443 |
|
|
ourview.vp[0], ourview.vp[1], ourview.vp[2]);
|
| 444 |
|
|
printf("-vd %f %f %f\t# view direction\n",
|
| 445 |
|
|
ourview.vdir[0], ourview.vdir[1], ourview.vdir[2]);
|
| 446 |
|
|
printf("-vu %f %f %f\t# view up\n",
|
| 447 |
|
|
ourview.vup[0], ourview.vup[1], ourview.vup[2]);
|
| 448 |
|
|
printf("-vh %f\t\t\t# view horizontal size\n", ourview.horiz);
|
| 449 |
|
|
printf("-vv %f\t\t\t# view vertical size\n", ourview.vert);
|
| 450 |
|
|
printf("-vo %f\t\t\t# view fore clipping plane\n", ourview.vfore);
|
| 451 |
|
|
printf("-va %f\t\t\t# view aft clipping plane\n", ourview.vaft);
|
| 452 |
|
|
printf("-vs %f\t\t\t# view shift\n", ourview.hoff);
|
| 453 |
|
|
printf("-vl %f\t\t\t# view lift\n", ourview.voff);
|
| 454 |
|
|
printf("-x %-9d\t\t\t# x resolution\n", hresolu);
|
| 455 |
|
|
printf("-y %-9d\t\t\t# y resolution\n", vresolu);
|
| 456 |
|
|
printf("-X %-9d\t\t\t# horizontal tile divisions\n", tileGrid[0]);
|
| 457 |
|
|
printf("-Y %-9d\t\t\t# vertical tile divisions\n", tileGrid[1]);
|
| 458 |
|
|
if (myRPmanager.prims == stdprims)
|
| 459 |
|
|
printf("-pRGB\t\t\t\t# standard RGB color output\n");
|
| 460 |
|
|
else if (myRPmanager.prims == xyzprims)
|
| 461 |
|
|
printf("-pXYZ\t\t\t\t# CIE XYZ color output\n");
|
| 462 |
|
|
else if (myRPmanager.prims != NULL)
|
| 463 |
|
|
printf("-pc %.4f %.4f %.4f %.4f %.4f %.4f %.4f %.4f\t# output color primaries and white point\n",
|
| 464 |
|
|
myRPmanager.prims[RED][0], myRPmanager.prims[RED][1],
|
| 465 |
|
|
myRPmanager.prims[GRN][0], myRPmanager.prims[GRN][1],
|
| 466 |
|
|
myRPmanager.prims[BLU][0], myRPmanager.prims[BLU][1],
|
| 467 |
|
|
myRPmanager.prims[WHT][0], myRPmanager.prims[WHT][1]);
|
| 468 |
|
|
if (NCSAMP > 3)
|
| 469 |
|
|
printf(myRPmanager.prims != NULL ? "-co-\t\t\t\t# output tristimulus colors\n" :
|
| 470 |
|
|
"-co+\t\t\t\t# output spectral values\n");
|
| 471 |
|
|
printf("-pa %f\t\t\t# pixel aspect ratio\n", pixaspect);
|
| 472 |
|
|
printf("-pj %f\t\t\t# pixel jitter\n", dstrpix);
|
| 473 |
|
|
printf("-pd %f\t\t\t# pixel depth-of-field\n", dblur);
|
| 474 |
|
|
printf("-ps %-9d\t\t\t# pixel sample\n", psample);
|
| 475 |
|
|
printf("-pt %f\t\t\t# pixel threshold\n", maxdiff);
|
| 476 |
|
|
printf(erract[WARNING].pf != NULL ?
|
| 477 |
|
|
"-w+\t\t\t\t# warning messages on\n" :
|
| 478 |
|
|
"-w-\t\t\t\t# warning messages off\n");
|
| 479 |
|
|
print_rdefaults();
|
| 480 |
|
|
}
|
| 481 |
|
|
|
| 482 |
|
|
|
| 483 |
|
|
// Struct for tracking tiles being rendered in mapped file / shared memory
|
| 484 |
|
|
struct TileProg {
|
| 485 |
|
|
short status; // 0==Unstarted, -1==InProgress, 1==Done
|
| 486 |
|
|
pid_t pID; // process operating on tile
|
| 487 |
|
|
} *tprog = NULL; // shared tile progress array
|
| 488 |
|
|
|
| 489 |
|
|
#define tile_p(ti) (tprog + (ti)[1]*tileGrid[0] + (ti)[0])
|
| 490 |
|
|
|
| 491 |
|
|
// Return true if tile is renderable
|
| 492 |
|
|
static bool
|
| 493 |
|
|
renderable_tile(TileProg *tp)
|
| 494 |
|
|
{
|
| 495 |
|
|
if (tp->status < 0 && kill(tp->pID, 0) < 0)
|
| 496 |
|
|
tp->status = 0; // dead process - reset
|
| 497 |
|
|
|
| 498 |
|
|
return !tp->status;
|
| 499 |
|
|
}
|
| 500 |
|
|
|
| 501 |
|
|
|
| 502 |
|
|
// handle multi-processing if requested, return true if all done
|
| 503 |
|
|
static bool
|
| 504 |
|
|
children_finished()
|
| 505 |
|
|
{
|
| 506 |
|
|
if (nproc <= 1) // single process -> run in parent
|
| 507 |
|
|
return false;
|
| 508 |
|
|
int cnt = 0; // else count ready-to-go tiles
|
| 509 |
|
|
int ti[2];
|
| 510 |
|
|
for (ti[1] = 0; ti[1] < tileGrid[1]; ti[1]++)
|
| 511 |
|
|
for (ti[0] = 0; ti[0] < tileGrid[0]; ti[0]++)
|
| 512 |
|
|
cnt += renderable_tile(tile_p(ti));
|
| 513 |
greg |
2.2 |
if (!cnt)
|
| 514 |
|
|
return false; // parent can do nothing
|
| 515 |
greg |
2.1 |
if (cnt < nproc) {
|
| 516 |
|
|
sprintf(errmsg, "only %d renderable tiles, reducing process count", cnt);
|
| 517 |
|
|
error(WARNING, errmsg);
|
| 518 |
|
|
if ((nproc = cnt) == 1)
|
| 519 |
|
|
return false; // back to single process
|
| 520 |
|
|
}
|
| 521 |
|
|
cow_memshare(); // else we'll be sharing memory
|
| 522 |
|
|
fflush(NULL); // and forking children
|
| 523 |
|
|
pid_t cpid; // create nproc children
|
| 524 |
|
|
for (cnt = nproc; cnt && (cpid = fork()) != 0; cnt--)
|
| 525 |
|
|
if (cpid < 0)
|
| 526 |
|
|
error(SYSTEM, "fork error!");
|
| 527 |
|
|
|
| 528 |
|
|
if (cpid == 0) { // children render tiles
|
| 529 |
|
|
sleep(nproc - cnt); // avoid race conditions
|
| 530 |
greg |
2.7 |
nproc = -1; // flag as child
|
| 531 |
greg |
2.1 |
return false;
|
| 532 |
|
|
}
|
| 533 |
|
|
cow_doneshare(); // parent frees memory and waits
|
| 534 |
|
|
signal(SIGALRM, SIG_IGN);
|
| 535 |
|
|
myRPmanager.Cleanup(true);
|
| 536 |
|
|
int nfailed = 0;
|
| 537 |
|
|
int status;
|
| 538 |
|
|
for (cnt = nproc; cnt && wait(&status) > 0; cnt--)
|
| 539 |
|
|
if (status) {
|
| 540 |
|
|
sprintf(errmsg, "child exited with status %d", status);
|
| 541 |
|
|
error(WARNING, errmsg);
|
| 542 |
|
|
if (!nfailed++ & (cnt > 1)) {
|
| 543 |
|
|
kill(0, SIGALRM);
|
| 544 |
|
|
error(WARNING, "waiting for other tiles to finish...");
|
| 545 |
|
|
}
|
| 546 |
|
|
}
|
| 547 |
|
|
if (cnt) {
|
| 548 |
|
|
sprintf(errmsg, "lost track of %d children", cnt);
|
| 549 |
|
|
error(WARNING, errmsg);
|
| 550 |
|
|
}
|
| 551 |
|
|
if (nfailed) {
|
| 552 |
|
|
sprintf(errmsg, "%d tiles were not completed", nfailed);
|
| 553 |
|
|
error(USER, errmsg);
|
| 554 |
|
|
}
|
| 555 |
|
|
return true; // all done!
|
| 556 |
|
|
}
|
| 557 |
|
|
|
| 558 |
|
|
// return next renderable tile, false if everything is done
|
| 559 |
|
|
static bool
|
| 560 |
|
|
nexttile(int ti[2])
|
| 561 |
|
|
{
|
| 562 |
|
|
static pid_t ourpID = 0;
|
| 563 |
|
|
static short * tlist = NULL;
|
| 564 |
|
|
static int tlen = 0;
|
| 565 |
|
|
static int tnext = 0;
|
| 566 |
|
|
|
| 567 |
|
|
if (gotALRM) { // pre-empting new work?
|
| 568 |
|
|
if (tlist) {
|
| 569 |
|
|
sprintf(errmsg, "process %d got alarm, exiting", ourpID);
|
| 570 |
|
|
CHECK(tnext<tlen, WARNING, errmsg);
|
| 571 |
|
|
free(tlist); tlist = NULL;
|
| 572 |
|
|
}
|
| 573 |
|
|
return false;
|
| 574 |
|
|
}
|
| 575 |
|
|
if (!tlist) { // initialize random tile list
|
| 576 |
|
|
ABitMap2 todoMap(tileGrid[0], tileGrid[1]);
|
| 577 |
|
|
tlen = 0;
|
| 578 |
|
|
for (ti[1] = 0; ti[1] < tileGrid[1]; ti[1]++)
|
| 579 |
|
|
for (ti[0] = 0; ti[0] < tileGrid[0]; ti[0]++)
|
| 580 |
|
|
if (renderable_tile(tile_p(ti))) {
|
| 581 |
|
|
todoMap.Set(ti[0], ti[1]);
|
| 582 |
|
|
tlen++;
|
| 583 |
|
|
}
|
| 584 |
|
|
if (!tlen)
|
| 585 |
|
|
return false; // nothing to do!
|
| 586 |
|
|
tlist = (short *)malloc(sizeof(short)*2*tlen);
|
| 587 |
|
|
CHECK(!tlist, SYSTEM, "out of memory in nexttile()");
|
| 588 |
|
|
tlen = 0; // assign entries
|
| 589 |
|
|
for (ti[0] = ti[1] = 0; todoMap.Find(&ti[0], &ti[1]); ti[0]++) {
|
| 590 |
|
|
tlist[2*tlen] = ti[0];
|
| 591 |
|
|
tlist[2*tlen+1] = ti[1];
|
| 592 |
|
|
tlen++;
|
| 593 |
|
|
}
|
| 594 |
|
|
// shuffle order w/ Fisher-Yates
|
| 595 |
|
|
for (int i = 0; i < tlen-1; i++) {
|
| 596 |
|
|
const int ix = irandom(tlen-i) + i;
|
| 597 |
|
|
ti[0] = tlist[2*i];
|
| 598 |
|
|
ti[1] = tlist[2*i+1];
|
| 599 |
|
|
tlist[2*i] = tlist[2*ix];
|
| 600 |
|
|
tlist[2*i+1] = tlist[2*ix+1];
|
| 601 |
|
|
tlist[2*ix] = ti[0];
|
| 602 |
|
|
tlist[2*ix+1] = ti[1];
|
| 603 |
|
|
}
|
| 604 |
|
|
ourpID = getpid(); // save time on system calls
|
| 605 |
|
|
}
|
| 606 |
|
|
while (tnext < tlen) { // find first available
|
| 607 |
|
|
ti[0] = tlist[2*tnext];
|
| 608 |
|
|
ti[1] = tlist[2*tnext+1];
|
| 609 |
|
|
tnext++; // take if still unclaimed
|
| 610 |
|
|
if (renderable_tile(tile_p(ti))) {
|
| 611 |
|
|
tile_p(ti)->status = -1;
|
| 612 |
|
|
tile_p(ti)->pID = ourpID;
|
| 613 |
|
|
return true;
|
| 614 |
|
|
}
|
| 615 |
|
|
}
|
| 616 |
|
|
free(tlist); tlist = NULL; // exhausted our list?
|
| 617 |
|
|
return false;
|
| 618 |
|
|
}
|
| 619 |
|
|
|
| 620 |
|
|
|
| 621 |
|
|
// Principal function for rpiece
|
| 622 |
|
|
static RenderDataType
|
| 623 |
|
|
rpiece(char *pout, RenderDataType dt, char *zout)
|
| 624 |
|
|
{
|
| 625 |
|
|
if (zout && *zout == '!')
|
| 626 |
|
|
error(USER, "cannot send depth to a command");
|
| 627 |
|
|
|
| 628 |
|
|
const bool newOutput = (access(pout, F_OK) < 0);
|
| 629 |
|
|
FILE *pdfp[2];
|
| 630 |
greg |
2.4 |
if (newOutput) { // new output file?
|
| 631 |
|
|
CHECK((tileGrid[0] <= 1) & (tileGrid[1] <= 1),
|
| 632 |
|
|
USER, "bad tiling specification");
|
| 633 |
|
|
} else {
|
| 634 |
greg |
2.1 |
dt = myRPmanager.ReopenOutput(pdfp, pout, zout);
|
| 635 |
|
|
if (dt == RDTnone)
|
| 636 |
greg |
2.7 |
return RDTnone;
|
| 637 |
greg |
2.1 |
if (!fscnresolu(&hresolu, &vresolu, pdfp[0]))
|
| 638 |
|
|
error(USER, "missing picture resolution");
|
| 639 |
greg |
2.2 |
pixaspect = .0; // need to leave this as is
|
| 640 |
greg |
2.1 |
myRPmanager.NewHeader(pout); // get prev. header info
|
| 641 |
|
|
const char * tval = myRPmanager.GetHeadStr("TILED=");
|
| 642 |
|
|
if (tval) sscanf(tval, "%d %d", &tileGrid[0], &tileGrid[1]);
|
| 643 |
greg |
2.4 |
CHECK(myRPmanager.GetView()==NULL,
|
| 644 |
|
|
USER, "missing view in picture file");
|
| 645 |
greg |
2.1 |
ourview = *myRPmanager.GetView();
|
| 646 |
|
|
}
|
| 647 |
|
|
int hvdim[2] = {hresolu, vresolu}; // set up tiled frame
|
| 648 |
|
|
if (!myRPmanager.NewFrame(ourview, hvdim, &pixaspect, tileGrid))
|
| 649 |
|
|
error(USER, "tiling setup error in rpiece");
|
| 650 |
|
|
|
| 651 |
|
|
if ((hvdim[0] != hresolu) | (hvdim[1] != vresolu)) {
|
| 652 |
|
|
if (!newOutput)
|
| 653 |
|
|
error(USER, "unexpected output size adjustment");
|
| 654 |
|
|
sprintf(errmsg, "resolution adjusted from %dx%d to %dx%d",
|
| 655 |
|
|
hresolu, vresolu, hvdim[0], hvdim[1]);
|
| 656 |
|
|
error(WARNING, errmsg);
|
| 657 |
|
|
hresolu = hvdim[0];
|
| 658 |
|
|
vresolu = hvdim[1];
|
| 659 |
|
|
}
|
| 660 |
|
|
if (newOutput){ // open new output here
|
| 661 |
|
|
char buf[64];
|
| 662 |
|
|
sprintf(buf, "TILED= %d %d\n", tileGrid[0], tileGrid[1]);
|
| 663 |
|
|
myRPmanager.AddHeader(buf);
|
| 664 |
|
|
dt = myRPmanager.NewOutput(pdfp, pout, dt, zout);
|
| 665 |
|
|
if (dt == RDTnone)
|
| 666 |
greg |
2.7 |
return RDTnone;
|
| 667 |
greg |
2.1 |
fprtresolu(hresolu, vresolu, pdfp[0]);
|
| 668 |
greg |
2.5 |
fflush(pdfp[0]);
|
| 669 |
|
|
if (RDTdepthT(dt) == RDTdshort) {
|
| 670 |
greg |
2.1 |
fprtresolu(hresolu, vresolu, pdfp[1]);
|
| 671 |
greg |
2.5 |
fflush(pdfp[1]);
|
| 672 |
|
|
}
|
| 673 |
|
|
} else if (RDTdepthT(dt) == RDTdshort &&
|
| 674 |
|
|
(!fscnresolu(&hvdim[0], &hvdim[1], pdfp[1]) ||
|
| 675 |
|
|
(hvdim[0] != hresolu) | (hvdim[1] != vresolu)))
|
| 676 |
|
|
error(USER, "mismatched depth file resolution");
|
| 677 |
greg |
2.1 |
// prepare (flat) pixel buffer
|
| 678 |
|
|
const long pdata_beg = ftell(pdfp[0]);
|
| 679 |
|
|
const size_t pixSiz = (RDTcolorT(dt)==RDTrgbe)|(RDTcolorT(dt)==RDTxyze) ? sizeof(COLR)
|
| 680 |
|
|
: (RDTcolorT(dt)==RDTrgb)|(RDTcolorT(dt)==RDTxyz) ? sizeof(COLORV)*3
|
| 681 |
|
|
: RDTcolorT(dt)==RDTscolr ? LSCOLR : sizeof(COLORV)*NCSAMP;
|
| 682 |
|
|
size_t pmlen = pdata_beg + pixSiz*hresolu*vresolu;
|
| 683 |
|
|
// put tile progress array at end
|
| 684 |
|
|
if (pmlen&7) pmlen += 8 - (pmlen&7); // 8-byte alignment to be safe
|
| 685 |
|
|
pmlen += sizeof(TileProg)*tileGrid[0]*tileGrid[1];
|
| 686 |
|
|
// map picture file to memory
|
| 687 |
greg |
2.4 |
if (newOutput && ftruncate(fileno(pdfp[0]), pmlen) < 0)
|
| 688 |
greg |
2.1 |
error(SYSTEM, "cannot extend picture buffer");
|
| 689 |
|
|
uby8 * pixMap = (uby8 *)mmap(NULL, pmlen, PROT_READ|PROT_WRITE,
|
| 690 |
|
|
MAP_SHARED, fileno(pdfp[0]), 0);
|
| 691 |
|
|
if ((void *)pixMap == MAP_FAILED)
|
| 692 |
|
|
error(SYSTEM, "cannot map picture file into memory");
|
| 693 |
|
|
// map depth buffer to memory
|
| 694 |
|
|
const long zdata_beg = RDTdepthT(dt) ? ftell(pdfp[1]) : 0L;
|
| 695 |
|
|
const size_t zdpSiz = RDTdepthT(dt)==RDTdshort ? sizeof(short) :
|
| 696 |
|
|
RDTdepthT(dt)==RDTdfloat ? sizeof(float) : 0;
|
| 697 |
|
|
const size_t zmlen = zdata_beg + zdpSiz*hresolu*vresolu;
|
| 698 |
|
|
uby8 * zdMap = NULL;
|
| 699 |
|
|
if (RDTdepthT(dt)) {
|
| 700 |
greg |
2.4 |
if (newOutput && ftruncate(fileno(pdfp[1]), zmlen) < 0)
|
| 701 |
greg |
2.1 |
error(SYSTEM, "cannot extend depth buffer");
|
| 702 |
|
|
zdMap = (uby8 *)mmap(NULL, zmlen, PROT_READ|PROT_WRITE,
|
| 703 |
|
|
MAP_SHARED, fileno(pdfp[1]), 0);
|
| 704 |
|
|
if ((void *)zdMap == MAP_FAILED)
|
| 705 |
|
|
error(SYSTEM, "cannot map depth file into memory");
|
| 706 |
|
|
}
|
| 707 |
|
|
fclose(pdfp[0]); // done with file pointers
|
| 708 |
|
|
if (RDTdepthT(dt)) fclose(pdfp[1]);
|
| 709 |
|
|
// point to tile progress array
|
| 710 |
|
|
tprog = (TileProg *)(pixMap + pmlen - sizeof(TileProg)*tileGrid[0]*tileGrid[1]);
|
| 711 |
|
|
|
| 712 |
|
|
if (children_finished()) // work done in children?
|
| 713 |
|
|
return dt;
|
| 714 |
|
|
|
| 715 |
greg |
2.2 |
int ndone = 0; // else render tiles
|
| 716 |
|
|
int ti[2];
|
| 717 |
greg |
2.1 |
while (nexttile(ti)) {
|
| 718 |
|
|
const int offset = (tileGrid[1]-1-ti[1])*myRPmanager.GetWidth()*myRPmanager.THeight() +
|
| 719 |
|
|
(myRPmanager.THeight()-1)*myRPmanager.GetWidth() +
|
| 720 |
|
|
ti[0]*myRPmanager.TWidth();
|
| 721 |
|
|
uby8 * pptr = pixMap + pdata_beg + pixSiz*offset;
|
| 722 |
|
|
uby8 * zptr = zdMap + zdata_beg + zdpSiz*offset;
|
| 723 |
|
|
bool ok = false;
|
| 724 |
|
|
switch (RDTcommonE(dt)<<1 | (RDTdepthT(dt)==RDTdshort)) {
|
| 725 |
|
|
case 2: // common-exponent color, float/no depth
|
| 726 |
|
|
ok = myRPmanager.RenderTile((COLRV *)pptr, -myRPmanager.GetWidth(),
|
| 727 |
|
|
(float *)zptr, ti);
|
| 728 |
|
|
break;
|
| 729 |
|
|
case 0: // float color, float/no depth
|
| 730 |
|
|
ok = myRPmanager.RenderTile((COLORV *)pptr, -myRPmanager.GetWidth(),
|
| 731 |
|
|
(float *)zptr, ti);
|
| 732 |
|
|
break;
|
| 733 |
|
|
case 3: // common-exponent color, encoded depth
|
| 734 |
|
|
ok = myRPmanager.RenderTile((COLRV *)pptr, -myRPmanager.GetWidth(),
|
| 735 |
|
|
(short *)zptr, ti);
|
| 736 |
|
|
break;
|
| 737 |
|
|
case 1: // float color, encoded depth
|
| 738 |
|
|
ok = myRPmanager.RenderTile((COLORV *)pptr, -myRPmanager.GetWidth(),
|
| 739 |
|
|
(short *)zptr, ti);
|
| 740 |
|
|
break;
|
| 741 |
|
|
}
|
| 742 |
|
|
if (!ok) { // got an error
|
| 743 |
|
|
sprintf(errmsg, "error rendering tile (%d,%d)/(%d,%d)",
|
| 744 |
|
|
ti[0], ti[1], tileGrid[0], tileGrid[1]);
|
| 745 |
|
|
error(USER, errmsg);
|
| 746 |
|
|
}
|
| 747 |
|
|
tile_p(ti)->status = 1; // mark tile completed
|
| 748 |
greg |
2.3 |
ndone++;
|
| 749 |
greg |
2.1 |
}
|
| 750 |
greg |
2.2 |
if (!ndone)
|
| 751 |
|
|
error(WARNING, "no tiles need rendering, exit");
|
| 752 |
greg |
2.1 |
/*
|
| 753 |
|
|
munmap(pixMap, pmlen); // technically unnecessary...
|
| 754 |
|
|
if (zdMap) munmap(zdMap, zmlen);
|
| 755 |
|
|
*/
|
| 756 |
|
|
return dt; // we're done here
|
| 757 |
|
|
}
|
