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/* Copyright (c) 1986 Regents of the University of California */ |
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/* Copyright (c) 1991 Regents of the University of California */ |
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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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#include "color.h" |
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typedef double FVECT[3]; |
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typedef struct ambval { |
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FVECT pos; /* position in space */ |
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FVECT dir; /* normal direction */ |
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float pos[3]; /* position in space */ |
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float dir[3]; /* normal direction */ |
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int lvl; /* recursion level of parent ray */ |
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float weight; /* weight of parent ray */ |
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COLOR val; /* computed ambient value */ |
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lookamb(fp) /* get ambient values from a file */ |
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FILE *fp; |
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{ |
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while (fread(&av, sizeof(AMBVAL), 1, fp) == 1) { |
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while (fread((char *)&av, sizeof(AMBVAL), 1, fp) == 1) { |
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if (dataonly) { |
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printf("%f\t%f\t%f\t", av.pos[0], av.pos[1], av.pos[2]); |
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printf("%f\t%f\t%f\t", av.dir[0], av.dir[1], av.dir[2]); |
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for ( ; ; ) { |
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if (!dataonly) |
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fscanf(fp, "%*s"); |
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if (fscanf(fp, "%lf %lf %lf", |
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if (fscanf(fp, "%f %f %f", |
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&av.pos[0], &av.pos[1], &av.pos[2]) != 3) |
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return; |
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if (!dataonly) |
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fscanf(fp, "%*s"); |
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if (fscanf(fp, "%lf %lf %lf", |
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if (fscanf(fp, "%f %f %f", |
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&av.dir[0], &av.dir[1], &av.dir[2]) != 3) |
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return; |
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if (!dataonly) |
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if (fscanf(fp, "%f %f %f", |
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&av.val[RED], &av.val[GRN], &av.val[BLU]) != 3) |
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return; |
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fwrite(&av, sizeof(AMBVAL), 1, stdout); |
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fwrite((char *)&av, sizeof(AMBVAL), 1, stdout); |
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if (ferror(stdout)) |
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exit(1); |
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} |
