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#include "platform.h" |
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#include "RpictSimulManager.h" |
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#include "ambient.h" |
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#include "pmapray.h" |
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#include "random.h" |
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extern char *progname; /* argv[0] */ |
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double dblur = 0.; /* depth-of-field blur parameter */ |
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|
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int nproc = 1; /* number of processes to run */ |
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int nproc = 1; /* number of processes to run (-1 in child) */ |
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RpictSimulManager myRPmanager; // global simulation manager |
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"AdaptiveShadowTesting\nOutputs=v,l\n" \ |
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"OutputCS=RGB,XYZ,prims,spec\n" |
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// Exit program |
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void |
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quit(int code) /* quit program */ |
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{ |
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exit(code); |
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exit(code); // don't bother to free data structs |
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} |
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/* Set default options */ |
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static void |
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default_options(void) |
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{ |
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shadthresh = .05; |
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shadcert = .5; |
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srcsizerat = .25; |
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directrelay = 1; |
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ambacc = 0.2; |
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ambres = 64; |
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ambdiv = 512; |
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ambssamp = 128; |
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maxdepth = 7; |
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} |
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int |
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main(int argc, char *argv[]) |
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strcat(RFeatureList, RXPIECE_FEATURES); |
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if (argc > 1 && !strcmp(argv[1], "-features")) |
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return feature_status(argc-2, argv+2); |
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/* set defaults */ |
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default_options(); |
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/* option city */ |
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for (i = 1; i < argc; i++) { |
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/* expand arguments */ |
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// render tiles |
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dtype = rpiece(outfile, dtype, zfile); |
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|
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quit(dtype==RDTnone); // clean up and exit |
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ambsync(); // flush ambient cache |
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|
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ray_done_pmap(); /* PMAP: free photon maps */ |
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|
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quit(dtype==RDTnone); // status is 1 on failure |
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|
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badopt: |
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sprintf(errmsg, "command line error at '%s'", argv[i]); |
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error(USER, errmsg); |
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const char *s |
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) |
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{ |
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if (!erract[WARNING].pf) |
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return; // warnings were disabled! |
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int lasterrno = errno; |
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eputs(s); |
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errno = lasterrno; |
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for (ti[1] = 0; ti[1] < tileGrid[1]; ti[1]++) |
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for (ti[0] = 0; ti[0] < tileGrid[0]; ti[0]++) |
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cnt += renderable_tile(tile_p(ti)); |
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if (!cnt) { // nothing left to do? |
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error(WARNING, "output appears to be complete, nothing added"); |
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return true; |
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} |
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if (!cnt) |
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return false; // parent can do nothing |
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if (cnt < nproc) { |
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sprintf(errmsg, "only %d renderable tiles, reducing process count", cnt); |
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error(WARNING, errmsg); |
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if (cpid == 0) { // children render tiles |
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sleep(nproc - cnt); // avoid race conditions |
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nproc = -1; // flag as child |
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return false; |
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} |
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cow_doneshare(); // parent frees memory and waits |
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const bool newOutput = (access(pout, F_OK) < 0); |
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FILE *pdfp[2]; |
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if (!newOutput) { // output exists? |
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if (newOutput) { // new output file? |
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CHECK((tileGrid[0] <= 1) & (tileGrid[1] <= 1), |
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USER, "bad tiling specification"); |
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} else { |
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dt = myRPmanager.ReopenOutput(pdfp, pout, zout); |
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if (dt == RDTnone) |
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quit(1); |
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return RDTnone; |
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if (!fscnresolu(&hresolu, &vresolu, pdfp[0])) |
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error(USER, "missing picture resolution"); |
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pixaspect = .0; // need to leave this as is |
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myRPmanager.NewHeader(pout); // get prev. header info |
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const char * tval = myRPmanager.GetHeadStr("TILED="); |
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if (tval) sscanf(tval, "%d %d", &tileGrid[0], &tileGrid[1]); |
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if (!myRPmanager.GetView()) { |
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sprintf(errmsg, "missing view in picture file '%s'", pout); |
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error(USER, errmsg); |
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} |
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CHECK(myRPmanager.GetView()==NULL, |
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USER, "missing view in picture file"); |
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ourview = *myRPmanager.GetView(); |
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} |
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int hvdim[2] = {hresolu, vresolu}; // set up tiled frame |
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myRPmanager.AddHeader(buf); |
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dt = myRPmanager.NewOutput(pdfp, pout, dt, zout); |
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if (dt == RDTnone) |
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quit(1); |
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return RDTnone; |
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fprtresolu(hresolu, vresolu, pdfp[0]); |
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} |
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if (RDTdepthT(dt) == RDTdshort) { |
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if (newOutput) |
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fflush(pdfp[0]); |
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if (RDTdepthT(dt) == RDTdshort) { |
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fprtresolu(hresolu, vresolu, pdfp[1]); |
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else if (!fscnresolu(&hvdim[0], &hvdim[1], pdfp[1]) || |
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(hvdim[0] != hresolu) | (hvdim[1] != vresolu)) |
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error(USER, "mismatched depth file resolution"); |
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} |
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fflush(pdfp[1]); |
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} |
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} else if (RDTdepthT(dt) == RDTdshort && |
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(!fscnresolu(&hvdim[0], &hvdim[1], pdfp[1]) || |
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(hvdim[0] != hresolu) | (hvdim[1] != vresolu))) |
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error(USER, "mismatched depth file resolution"); |
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// prepare (flat) pixel buffer |
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const long pdata_beg = ftell(pdfp[0]); |
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const size_t pixSiz = (RDTcolorT(dt)==RDTrgbe)|(RDTcolorT(dt)==RDTxyze) ? sizeof(COLR) |
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if (pmlen&7) pmlen += 8 - (pmlen&7); // 8-byte alignment to be safe |
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pmlen += sizeof(TileProg)*tileGrid[0]*tileGrid[1]; |
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// map picture file to memory |
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if (ftruncate(fileno(pdfp[0]), pmlen) < 0) |
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if (newOutput && ftruncate(fileno(pdfp[0]), pmlen) < 0) |
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error(SYSTEM, "cannot extend picture buffer"); |
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uby8 * pixMap = (uby8 *)mmap(NULL, pmlen, PROT_READ|PROT_WRITE, |
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MAP_SHARED, fileno(pdfp[0]), 0); |
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const size_t zmlen = zdata_beg + zdpSiz*hresolu*vresolu; |
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uby8 * zdMap = NULL; |
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if (RDTdepthT(dt)) { |
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if (ftruncate(fileno(pdfp[1]), zmlen) < 0) |
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if (newOutput && ftruncate(fileno(pdfp[1]), zmlen) < 0) |
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error(SYSTEM, "cannot extend depth buffer"); |
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zdMap = (uby8 *)mmap(NULL, zmlen, PROT_READ|PROT_WRITE, |
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MAP_SHARED, fileno(pdfp[1]), 0); |
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if (children_finished()) // work done in children? |
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return dt; |
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|
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int ti[2]; // else render tiles |
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int ndone = 0; // else render tiles |
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int ti[2]; |
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while (nexttile(ti)) { |
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const int offset = (tileGrid[1]-1-ti[1])*myRPmanager.GetWidth()*myRPmanager.THeight() + |
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(myRPmanager.THeight()-1)*myRPmanager.GetWidth() + |
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error(USER, errmsg); |
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} |
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tile_p(ti)->status = 1; // mark tile completed |
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ndone++; |
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} |
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if (!ndone) |
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error(WARNING, "no tiles need rendering, exit"); |
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/* |
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munmap(pixMap, pmlen); // technically unnecessary... |
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if (zdMap) munmap(zdMap, zmlen); |