code cleanup: use const for matrix functions vector args.

1 files changed, 3 insertions, 3 deletions

diff --git a/source/blender/blenlib/intern/math_matrix.c b/source/blender/blenlib/intern/math_matrix.c
index d31916c43c1..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;
 
@@ -404,14 +404,14 @@ 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], float a[3])
+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];