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| author | Sergey Sharybin <sergey.vfx@gmail.com> | 2013-10-19 03:38:51 +0400 |
|---|---|---|
| committer | Sergey Sharybin <sergey.vfx@gmail.com> | 2013-10-19 03:38:51 +0400 |
| commit | fc8b0ed5e572d0e3e0ee68f5e0b2e7060acfa2cf (patch) | |
| tree | db8c9034f01967f02c2eda49e48c4084fa818363 /source/blender/blenlib/intern/math_matrix.c | |
| parent | 451607630edd2d1b1ef86bac2f62baa162546078 (diff) | |
Move utility functions from mball to mathutils
Diffstat (limited to 'source/blender/blenlib/intern/math_matrix.c')
| -rw-r--r-- | source/blender/blenlib/intern/math_matrix.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/source/blender/blenlib/intern/math_matrix.c b/source/blender/blenlib/intern/math_matrix.c index d24200fc0b7..6b96f0515b9 100644 --- a/source/blender/blenlib/intern/math_matrix.c +++ b/source/blender/blenlib/intern/math_matrix.c @@ -2070,3 +2070,9 @@ void pseudoinverse_m3_m3(float Ainv[3][3], float A[3][3], float epsilon) } } +bool has_zero_axis_m4(float matrix[4][4]) +{ + return len_squared_v3(matrix[0]) < FLT_EPSILON || + len_squared_v3(matrix[1]) < FLT_EPSILON || + len_squared_v3(matrix[2]) < FLT_EPSILON; +} |