25 |
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*/ |
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#ifdef SMLFLT |
28 |
< |
#define VERTEPS 1e-2 /* allowed vertex error */ |
28 |
> |
#define VERTEPS 1e-3 /* allowed vertex error */ |
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#else |
30 |
< |
#define VERTEPS 1e-4 /* allowed vertex error */ |
30 |
> |
#define VERTEPS 1e-5 /* allowed vertex error */ |
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#endif |
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33 |
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36 |
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OBJREC *o; |
37 |
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{ |
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double d1; |
39 |
< |
int badvert; |
39 |
> |
int smalloff, badvert; |
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FVECT v1, v2, v3; |
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register FACE *f; |
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register int i; |
84 |
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/* compute offset */ |
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badvert = 0; |
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f->offset = DOT(f->norm, VERTEX(f,0)); |
87 |
+ |
smalloff = fabs(f->offset) <= VERTEPS; |
88 |
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for (i = 1; i < f->nv; i++) { |
89 |
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d1 = DOT(f->norm, VERTEX(f,i)); |
90 |
< |
badvert += fabs(d1 - f->offset/i) > VERTEPS; |
90 |
> |
if (smalloff) |
91 |
> |
badvert += fabs(d1 - f->offset/i) > VERTEPS; |
92 |
> |
else |
93 |
> |
badvert += fabs(1.0 - d1*i/f->offset) > VERTEPS; |
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f->offset += d1; |
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} |
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f->offset /= (double)f->nv; |
97 |
< |
if (badvert) |
97 |
> |
if (f->nv > 3 && badvert) |
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objerror(o, WARNING, "non-planar vertex"); |
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/* find axis */ |
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f->ax = fabs(f->norm[0]) > fabs(f->norm[1]) ? 0 : 1; |
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double x, y; |
126 |
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int tst; |
127 |
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register int xi, yi; |
128 |
< |
register FLOAT *p0, *p1; |
128 |
> |
register RREAL *p0, *p1; |
129 |
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|
130 |
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xi = (f->ax+1)%3; |
131 |
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yi = (f->ax+2)%3; |