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* Radiance holodeck picture generator |
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*/ |
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#include <string.h> |
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#include "rholo.h" |
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#include "platform.h" |
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#include "view.h" |
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char *progname; /* our program name */ |
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pixaspect = atof(argv[++i]); |
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else if (argv[i][2] == 'e') { |
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expval = atof(argv[++i]); |
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if (argv[i][0] == '-' | argv[i][0] == '+') |
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if ((argv[i][0] == '-') | (argv[i][0] == '+')) |
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expval = pow(2., expval); |
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} else |
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goto userr; |
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register PACKHEAD *bl; |
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int nb; |
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{ |
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< |
extern int pixBeam(); |
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> |
extern void pixBeam(); |
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register HDBEAMI *bil; |
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register int i; |
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fputs(VIEWSTR, stdout); |
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fprintview(&myview, stdout); |
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fputc('\n', stdout); |
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< |
if (pa < 0.99 | pa > 1.01) |
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> |
if ((pa < 0.99) | (pa > 1.01)) |
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fputaspect(pa, stdout); |
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< |
if (expval < 0.99 | expval > 1.01) |
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> |
if ((expval < 0.99) | (expval > 1.01)) |
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fputexpos(expval, stdout); |
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fputformat(COLRFMT, stdout); |
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fputc('\n', stdout); |
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/* write resolution (standard order) */ |
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fprtresolu(hres, vres, stdout); |
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/* prepare image buffers */ |
225 |
< |
bzero((char *)mypixel, hres*vres*sizeof(COLOR)); |
226 |
< |
bzero((char *)myweight, hres*vres*sizeof(float)); |
227 |
< |
bzero((char *)mydepth, hres*vres*sizeof(float)); |
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> |
memset((char *)mypixel, '\0', hres*vres*sizeof(COLOR)); |
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> |
memset((char *)myweight, '\0', hres*vres*sizeof(float)); |
227 |
> |
memset((char *)mydepth, '\0', hres*vres*sizeof(float)); |
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} |
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endpicture() /* finish and write out pixels */ |
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{ |
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int lastr = -1, nunrend = 0; |
235 |
< |
int4 lastp, lastrp; |
236 |
< |
register int4 p; |
235 |
> |
int32 lastp, lastrp; |
236 |
> |
register int32 p; |
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register double d; |
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/* compute final pixel values */ |
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for (p = hres*vres; p--; ) { |
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if (myweight[p] <= FTINY) { |
241 |
< |
if (lastr >= 0) |
241 |
> |
if (lastr >= 0) { |
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if (p/hres == lastp/hres) |
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copycolor(mypixel[p], mypixel[lastp]); |
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else |
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copycolor(mypixel[p], mypixel[lastrp]); |
246 |
+ |
} |
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nunrend++; |
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continue; |
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} |
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|
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initialize() /* initialize holodeck and buffers */ |
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{ |
263 |
– |
extern long ftell(); |
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int fd; |
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FILE *fp; |
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int n; |
270 |
< |
int4 nextloc; |
270 |
> |
int32 nextloc; |
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/* open holodeck file */ |
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if ((fp = fopen(hdkfile, "r")) == NULL) { |
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sprintf(errmsg, "cannot open \"%s\" for reading", hdkfile); |
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fd = dup(fileno(fp)); /* dup file descriptor */ |
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fclose(fp); /* done with stdio */ |
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for (n = 0; nextloc > 0L; n++) { /* initialize each section */ |
288 |
< |
lseek(fd, (off_t)nextloc, 0); |
288 |
> |
lseek(fd, (off_t)nextloc, SEEK_SET); |
289 |
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read(fd, (char *)&nextloc, sizeof(nextloc)); |
290 |
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hdinit(fd, NULL); |
291 |
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} |
293 |
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mypixel = (COLOR *)bmalloc(xres*yres*sizeof(COLOR)); |
294 |
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myweight = (float *)bmalloc(xres*yres*sizeof(float)); |
295 |
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mydepth = (float *)bmalloc(xres*yres*sizeof(float)); |
296 |
< |
if (mypixel == NULL | myweight == NULL | mydepth == NULL) |
296 |
> |
if ((mypixel == NULL) | (myweight == NULL) | (mydepth == NULL)) |
297 |
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error(SYSTEM, "out of memory in initialize"); |
298 |
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} |
299 |
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