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| author | Marius Kintel <marius@kintel.net> | 2013-12-06 06:08:29 (GMT) |
|---|---|---|
| committer | Marius Kintel <marius@kintel.net> | 2013-12-06 06:08:29 (GMT) |
| commit | 941b56e7f851f1cdb987224ec49310062d2400d3 (patch) | |
| tree | ffad8bf0554463b3f2869ae697e86b18bce9840d /src | |
| parent | f2fe074e1d947f74e34833453cc613e46e5450a6 (diff) | |
| parent | ede5c4b6882692dc28fc7017c4aeb87ec9222f8e (diff) | |
Merge branch 'master' of github.com:openscad/openscad
Diffstat (limited to 'src')
| -rw-r--r-- | src/PolySetCGALEvaluator.cc | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/PolySetCGALEvaluator.cc b/src/PolySetCGALEvaluator.cc index bc9206f..599fd7f 100644 --- a/src/PolySetCGALEvaluator.cc +++ b/src/PolySetCGALEvaluator.cc @@ -457,7 +457,14 @@ PolySet *PolySetCGALEvaluator::rotateDxfData(const RotateExtrudeNode &node, DxfD { double max_x = 0; for (size_t j = 0; j < dxf.paths[i].indices.size(); j++) { - max_x = fmax(max_x, dxf.points[dxf.paths[i].indices[j]][0]); + double point_x = dxf.points[dxf.paths[i].indices[j]][0]; + if (point_x < 0) { + PRINT("ERROR: all points for rotate_extrude() must have non-negative X coordinates"); + PRINTB("[Point %d on path %d has X coordinate %f]", j % i % point_x); + delete ps; + return NULL; + } + max_x = fmax(max_x, point_x); } int fragments = get_fragments_from_r(max_x, node.fn, node.fs, node.fa); |