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slicer/slice.c (add): only output lower end of vertical walls (still needs work)

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This commit is contained in:
Werner Almesberger 2015-01-08 00:14:21 -03:00
parent 49abc13699
commit 3f2c6cdc30
1 changed files with 2 additions and 0 deletions
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2
slicer/slice.c
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@ -79,6 +79,8 @@ static void add(const struct v *a, const struct v *b, const struct v *c)
fprintf(stderr, "zero point\n"); fprintf(stderr, "zero point\n");
return; return;
} }
if (c->z < a->z)
return;
z = get_z(a->z); z = get_z(a->z);
line = alloc_type(struct line); line = alloc_type(struct line);
line->ax = a->x; line->ax = a->x;