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authorlecoanet2000-03-10 12:26:22 +0000
committerlecoanet2000-03-10 12:26:22 +0000
commite30b457593a18117c53216f1cb3c5129c53b19d8 (patch)
tree99260046163106962abe35dd4993fce4632159d2 /generic/Geo.c
parent3cab036778c7944d283bfc2e51cdf596c1a2a470 (diff)
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Diffstat (limited to 'generic/Geo.c')
-rw-r--r--generic/Geo.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/generic/Geo.c b/generic/Geo.c
index 069f53c..2ae242b 100644
--- a/generic/Geo.c
+++ b/generic/Geo.c
@@ -498,10 +498,11 @@ ShiftLine(ZnPoint *p1,
else {
dy_neg = False;
}
- if ((ABS(dy) < PRECISION_LIMIT) && (ABS(dx) < PRECISION_LIMIT)) {
+ if ((dy < PRECISION_LIMIT) && (dx < PRECISION_LIMIT)) {
printf("ShiftLine: segment is a point\n");
return;
}
+
if (dy <= dx) {
dy = ((dist * shift_table[(dy*128)/dx]) + 64) / 128;
if (!dx_neg) {