diff options
Diffstat (limited to 'base/gxdtfill.h')
| -rw-r--r-- | base/gxdtfill.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/base/gxdtfill.h b/base/gxdtfill.h index f5eece33..5c1d3da6 100644 --- a/base/gxdtfill.h +++ b/base/gxdtfill.h @@ -182,7 +182,11 @@ GX_FILL_TRAPEZOID (gx_device * dev, const EDGE_TYPE * left, if_debug2m('z', dev->memory, "[z]y=[%d,%d]\n", iy, iy1); l.h = left->end.y - left->start.y; + if (l.h == 0) + return 0; r.h = right->end.y - right->start.y; + if (r.h == 0) + return 0; l.x = x0l + (fixed_half - fixed_epsilon); r.x = x0r + (fixed_half - fixed_epsilon); #if !LINEAR_COLOR |