diff options
Diffstat (limited to 'source/blender/blenlib/intern')
-rw-r--r-- | source/blender/blenlib/intern/math_vector.c | 35 | ||||
-rw-r--r-- | source/blender/blenlib/intern/math_vector_inline.c | 5 |
2 files changed, 40 insertions, 0 deletions
diff --git a/source/blender/blenlib/intern/math_vector.c b/source/blender/blenlib/intern/math_vector.c index 88eccd60352..6da0e87355d 100644 --- a/source/blender/blenlib/intern/math_vector.c +++ b/source/blender/blenlib/intern/math_vector.c @@ -1095,3 +1095,38 @@ void copy_vn_fl(float *array_tar, const int size, const float val) *(tar--) = val; } } + +/** \name Double precision versions 'db'. + * \{ */ + +void add_vn_vn_d(double *array_tar, const double *array_src, const int size) +{ + double *tar = array_tar + (size - 1); + const double *src = array_src + (size - 1); + int i = size; + while (i--) { + *(tar--) += *(src--); + } +} + +void add_vn_vnvn_d(double *array_tar, const double *array_src_a, const double *array_src_b, const int size) +{ + double *tar = array_tar + (size - 1); + const double *src_a = array_src_a + (size - 1); + const double *src_b = array_src_b + (size - 1); + int i = size; + while (i--) { + *(tar--) = *(src_a--) + *(src_b--); + } +} + +void mul_vn_db(double *array_tar, const int size, const double f) +{ + double *array_pt = array_tar + (size - 1); + int i = size; + while (i--) { + *(array_pt--) *= f; + } +} + +/** \} */ diff --git a/source/blender/blenlib/intern/math_vector_inline.c b/source/blender/blenlib/intern/math_vector_inline.c index 621d5fbfbfe..fb33fed33e4 100644 --- a/source/blender/blenlib/intern/math_vector_inline.c +++ b/source/blender/blenlib/intern/math_vector_inline.c @@ -680,6 +680,11 @@ MINLINE float dot_v4v4(const float a[4], const float b[4]) return a[0] * b[0] + a[1] * b[1] + a[2] * b[2] + a[3] * b[3]; } +MINLINE double dot_v3db_v3fl(const double a[3], const float b[3]) +{ + return a[0] * (double)b[0] + a[1] * (double)b[1] + a[2] * (double)b[2]; +} + MINLINE float cross_v2v2(const float a[2], const float b[2]) { return a[0] * b[1] - a[1] * b[0]; |