diff options
Diffstat (limited to 'source/blender/blenlib/BLI_math_rotation.h')
| -rw-r--r-- | source/blender/blenlib/BLI_math_rotation.h | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/source/blender/blenlib/BLI_math_rotation.h b/source/blender/blenlib/BLI_math_rotation.h index 388a9176d53..ac8ed041ebc 100644 --- a/source/blender/blenlib/BLI_math_rotation.h +++ b/source/blender/blenlib/BLI_math_rotation.h @@ -40,17 +40,18 @@ extern "C" { /* init */ void unit_qt(float q[4]); -void copy_qt_qt(float q[4], float a[4]); +void copy_qt_qt(float q[4], const float a[4]); /* arithmetic */ -void mul_qt_qtqt(float q[4], float a[4], float b[4]); -void mul_qt_v3(float q[4], float r[3]); -void mul_qt_fl(float q[4], float f); -void mul_fac_qt_fl(float q[4], float f); +void mul_qt_qtqt(float q[4], const float a[4], const float b[4]); +void mul_qt_v3(const float q[4], float r[3]); +void mul_qt_fl(float q[4], const float f); +void mul_fac_qt_fl(float q[4], const float f); void sub_qt_qtqt(float q[4], float a[4], float b[4]); void invert_qt(float q[4]); +void invert_qt_qt(float *q1, const float *q2); void conjugate_qt(float q[4]); float dot_qtqt(float a[4], float b[4]); void normalize_qt(float q[4]); @@ -72,6 +73,7 @@ void tri_to_quat(float q[4], float a[3], float b[3], float c[3]); void vec_to_quat(float q[4], float vec[3], short axis, short upflag); /* note: v1 and v2 must be normalized */ void rotation_between_vecs_to_quat(float q[4], const float v1[3], const float v2[3]); +void rotation_between_quats_to_quat(float q[4], const float q1[4], const float q2[4]); /* TODO: don't what this is, but it's not the same as mat3_to_quat */ void mat3_to_quat_is_ok(float q[4], float mat[3][3]); |