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#ifndef lint |
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static const char RCSid[] = "$Id$"; |
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static const char RCSid[] = "$Id$"; |
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#endif |
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/* |
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* pfilt.c - program to post-process picture file. |
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* 6/23/93 Added additional buffers for value spreading |
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*/ |
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#include "standard.h" |
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#include "copyright.h" |
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#include <signal.h> |
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#include <string.h> |
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#include "standard.h" |
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#include "platform.h" |
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#include "color.h" |
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#include "view.h" |
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#include "paths.h" |
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extern float *matchlamp(); |
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#define FEQ(a,b) ((a) >= .98*(b) && (a) <= 1.02*(b)) |
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double CHECKRAD = 1.5; /* radius to check for filtering */ |
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double CHECKRAD = 2.0; /* radius to check for filtering */ |
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#define THRESHRAD 5.0 /* maximum sample spread in output */ |
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double outaspect = 0.0; |
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double d; |
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int i, j; |
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#ifdef MSDOS |
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extern int _fmode; |
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_fmode = O_BINARY; |
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setmode(fileno(stdin), O_BINARY); |
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setmode(fileno(stdout), O_BINARY); |
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#endif |
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SET_DEFAULT_BINARY(); |
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SET_FILE_BINARY(stdin); |
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SET_FILE_BINARY(stdout); |
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if (signal(SIGINT, quit) == SIG_IGN) |
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signal(SIGINT, SIG_IGN); |
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#ifdef SIGHUP |
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if (signal(SIGHUP, quit) == SIG_IGN) |
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signal(SIGHUP, SIG_IGN); |
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#endif |
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signal(SIGTERM, quit); |
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#ifdef SIGPIPE |
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signal(SIGPIPE, quit); |
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#endif |
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#ifdef SIGXCPU |
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signal(SIGXCPU, quit); |
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signal(SIGXFSZ, quit); |
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greybar[nextrow%obarsize][c] = (*ourbright)(ctmp); |
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} |
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/* and zero output scanline */ |
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bzero((char *)scoutbar[nextrow%obarsize], ncols*sizeof(COLOR)); |
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memset((char *)scoutbar[nextrow%obarsize], '\0', ncols*sizeof(COLOR)); |
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nextrow++; |
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} |
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/* point to top scanline for output */ |
