diff options
Diffstat (limited to 'source/blender/blenlib/intern/math_matrix.c')
| -rw-r--r-- | source/blender/blenlib/intern/math_matrix.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/source/blender/blenlib/intern/math_matrix.c b/source/blender/blenlib/intern/math_matrix.c index 8f9ea917b8c..5c443b9b1f3 100644 --- a/source/blender/blenlib/intern/math_matrix.c +++ b/source/blender/blenlib/intern/math_matrix.c @@ -366,7 +366,7 @@ void mul_project_m4_v3(float mat[4][4], float vec[3]) vec[2] /= w; } -void mul_v4_m4v4(float r[4], float mat[4][4], float v[4]) +void mul_v4_m4v4(float r[4], float mat[4][4], const float v[4]) { float x, y, z; @@ -404,13 +404,19 @@ void mul_m4_v4d(float mat[4][4], double r[4]) mul_v4d_m4v4d(r, mat, r); } -void mul_v3_m3v3(float r[3], float M[3][3], float a[3]) +void mul_v3_m3v3(float r[3], float M[3][3], const float a[3]) { 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]; } +void mul_v2_m3v3(float r[2], float M[3][3], const float a[3]) +{ + 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]; +} + void mul_m3_v3(float M[3][3], float r[3]) { float tmp[3]; |