| 58 |
|
int nbytes, i, j, k, nextsamp, count, blockdiv; |
| 59 |
|
int res[2]; |
| 60 |
|
|
| 61 |
< |
if (odNViews) { /* deallocate view structures */ |
| 62 |
< |
for (i = 0; i < odNViews; i++) { |
| 61 |
> |
if (odNViews > 0) { /* deallocate view structures */ |
| 62 |
> |
for (i = odNViews; i--; ) { |
| 63 |
|
free((char *)odView[i].bmap); |
| 64 |
+ |
free((char *)odView[i].pmap); |
| 65 |
|
if (odView[i].emap != NULL) |
| 66 |
|
free((char *)odView[i].emap); |
| 67 |
|
} |
| 110 |
|
if (blockdiv < 8) blockdiv = 8; |
| 111 |
|
nextsamp = 0; count /= blockdiv*blockdiv; /* # blocks */ |
| 112 |
|
while (i--) { /* initialize each view */ |
| 112 |
– |
odView[i].emap = NULL; |
| 113 |
– |
odView[i].dmap = NULL; |
| 113 |
|
dev_auxview(i, res); |
| 114 |
|
odView[i].hhi = res[0]; |
| 115 |
|
odView[i].hlow = (res[0] + blockdiv/2) / blockdiv; |
| 117 |
|
odView[i].vhi = res[1]; |
| 118 |
|
odView[i].vlow = (res[1] + blockdiv/2) / blockdiv; |
| 119 |
|
if (odView[i].vlow < 1) odView[i].vlow = 1; |
| 120 |
+ |
odView[i].emap = NULL; |
| 121 |
+ |
odView[i].dmap = NULL; |
| 122 |
+ |
odView[i].pmap = (int4 *)calloc(FL4NELS(res[0]*res[1]), |
| 123 |
+ |
sizeof(int4)); |
| 124 |
+ |
if (odView[i].pmap == NULL) |
| 125 |
+ |
return(0); |
| 126 |
|
j = odView[i].hlow*odView[i].vlow; |
| 127 |
|
odView[i].bmap = (struct ODblock *)malloc( |
| 128 |
|
j * sizeof(struct ODblock)); |
| 184 |
|
if (prox > bp->pthresh) |
| 185 |
|
return(-1); /* worse than free list occupants */ |
| 186 |
|
/* check for duplicate pixel */ |
| 187 |
< |
for (i = bp->first+bp->nsamp; i-- > bp->first; ) |
| 187 |
> |
if (CHK4(odView[vn].pmap, vh*odView[vn].hhi + hh)) |
| 188 |
> |
i = bp->first + bp->nsamp; |
| 189 |
> |
else |
| 190 |
> |
i = -1; |
| 191 |
> |
while (i-- > bp->first) |
| 192 |
|
if (hh == odS.ip[i][0] && vh == odS.ip[i][1]) { /* found it! */ |
| 193 |
|
/* search free list for it */ |
| 194 |
|
if (i == bp->free) |
| 206 |
|
return(-1); /* previous sample is fine */ |
| 207 |
|
goto gotit; |
| 208 |
|
} |
| 209 |
+ |
DCHECK(i>=-1, WARNING, "pixel in presence map not found in block"); |
| 210 |
|
if (bp->free != ENDFREE) { /* allocate from free list */ |
| 211 |
|
i = bp->free; |
| 212 |
+ |
if (odS.ip[i][0] >= 0 & odS.ip[i][1] >= 0) |
| 213 |
+ |
CLR4(odView[vn].pmap, odS.ip[i][1]*odView[vn].hhi + |
| 214 |
+ |
odS.ip[i][0]); |
| 215 |
|
bp->free = odS.nextfree(i); |
| 216 |
|
bp->nused++; |
| 217 |
|
goto gotit; |
| 235 |
|
bp->nused--; |
| 236 |
|
} |
| 237 |
|
i = si[0]; /* use worst sample */ |
| 238 |
+ |
CLR4(odView[vn].pmap, odS.ip[i][1]*odView[vn].hhi + odS.ip[i][0]); |
| 239 |
|
gotit: |
| 240 |
|
odS.ip[i][0] = hh; |
| 241 |
|
odS.ip[i][1] = vh; |
| 242 |
|
odS.closeness(i) = prox; |
| 243 |
+ |
SET4(odView[vn].pmap, vh*odView[vn].hhi + hh); |
| 244 |
|
return(i); |
| 245 |
|
} |
| 246 |
|
|
