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Diffstat (limited to 'source/blender/src/editview.c')
| -rw-r--r-- | source/blender/src/editview.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/source/blender/src/editview.c b/source/blender/src/editview.c index 16c695288a4..3b375a0319f 100644 --- a/source/blender/src/editview.c +++ b/source/blender/src/editview.c @@ -2541,6 +2541,11 @@ void view3d_edit_clipping(View3D *v3d) glGetIntegerv(GL_VIEWPORT, viewport); glGetDoublev(GL_MODELVIEW_MATRIX, mvmatrix); glGetDoublev(GL_PROJECTION_MATRIX, projmatrix); + + /* near zero floating point values can give issues with gluUnProject + in side view on some implementations */ + if(fabs(mvmatrix[0]) < 1e-6) mvmatrix[0]= 0.0; + if(fabs(mvmatrix[5]) < 1e-6) mvmatrix[5]= 0.0; /* Set up viewport so that gluUnProject will give correct values */ viewport[0] = 0; |