diff options
| author | Liam P. White <inkscapebrony@gmail.com> | 2014-10-31 00:22:23 +0000 |
|---|---|---|
| committer | Liam P. White <inkscapebrony@gmail.com> | 2014-10-31 00:22:23 +0000 |
| commit | a95976663a5d9ffe10fb39aa03f6ad42b067ae95 (patch) | |
| tree | 73aa5717905b22abcb80d7134dc6fca4eb95c573 /src/transf_mat_3x4.cpp | |
| parent | Update to experimental r13619 (diff) | |
| parent | Fix units.xml (diff) | |
| download | inkscape-a95976663a5d9ffe10fb39aa03f6ad42b067ae95.tar.gz inkscape-a95976663a5d9ffe10fb39aa03f6ad42b067ae95.zip | |
Update to trunk r13648
(bzr r13341.5.19)
Diffstat (limited to 'src/transf_mat_3x4.cpp')
| -rw-r--r-- | src/transf_mat_3x4.cpp | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/src/transf_mat_3x4.cpp b/src/transf_mat_3x4.cpp index 20eee658c..05d0e9d6d 100644 --- a/src/transf_mat_3x4.cpp +++ b/src/transf_mat_3x4.cpp @@ -62,11 +62,9 @@ TransfMat3x4::image (Pt3 const &point) { Pt3 TransfMat3x4::preimage (Geom::Point const &pt, double coord, Proj::Axis axis) { - double x[4]; - double v[3]; - v[0] = pt[Geom::X]; - v[1] = pt[Geom::Y]; - v[2] = 1.0; + const double init_val = std::numeric_limits<double>::quiet_NaN(); + double x[4] = { init_val, init_val, init_val, init_val }; + double v[3] = { pt[Geom::X], pt[Geom::Y], 1.0 }; int index = (int) axis; SysEq::SolutionKind sol = SysEq::gaussjord_solve<3,4>(tmat, x, v, index, coord, true); |