diff options
Diffstat (limited to 'source')
| -rw-r--r-- | source/blender/blenlib/intern/math_matrix.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/source/blender/blenlib/intern/math_matrix.c b/source/blender/blenlib/intern/math_matrix.c index 99342c4d6dc..611b3298c38 100644 --- a/source/blender/blenlib/intern/math_matrix.c +++ b/source/blender/blenlib/intern/math_matrix.c @@ -433,6 +433,8 @@ void mul_m4_v4d(float mat[4][4], double r[4]) void mul_v3_m3v3(float r[3], float M[3][3], const float a[3]) { + BLI_assert(r != a); + r[0] = M[0][0] * a[0] + M[1][0] * a[1] + M[2][0] * a[2]; r[1] = M[0][1] * a[0] + M[1][1] * a[1] + M[2][1] * a[2]; r[2] = M[0][2] * a[0] + M[1][2] * a[1] + M[2][2] * a[2]; @@ -440,6 +442,8 @@ void mul_v3_m3v3(float r[3], float M[3][3], const float a[3]) void mul_v2_m3v3(float r[2], float M[3][3], const float a[3]) { + BLI_assert(r != a); + r[0] = M[0][0] * a[0] + M[1][0] * a[1] + M[2][0] * a[2]; r[1] = M[0][1] * a[0] + M[1][1] * a[1] + M[2][1] * a[2]; } |