diff options
Diffstat (limited to 'source/blender/editors/sculpt_paint/paint_utils.c')
| -rw-r--r-- | source/blender/editors/sculpt_paint/paint_utils.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/source/blender/editors/sculpt_paint/paint_utils.c b/source/blender/editors/sculpt_paint/paint_utils.c index 7b66632fa42..dc0852aaee0 100644 --- a/source/blender/editors/sculpt_paint/paint_utils.c +++ b/source/blender/editors/sculpt_paint/paint_utils.c @@ -397,6 +397,29 @@ void flip_v3_v3(float out[3], const float in[3], const char symm) out[2] = in[2]; } +void flip_qt_qt(float out[4], const float in[4], const char symm) +{ + float axis[3], angle; + + quat_to_axis_angle(axis, &angle, in); + normalize_v3(axis); + + if (symm & PAINT_SYMM_X) { + axis[0] *= -1.0f; + angle *= -1.0f; + } + if (symm & PAINT_SYMM_Y) { + axis[1] *= -1.0f; + angle *= -1.0f; + } + if (symm & PAINT_SYMM_Z) { + axis[2] *= -1.0f; + angle *= -1.0f; + } + + axis_angle_normalized_to_quat(out, axis, angle); +} + /* used for both 3d view and image window */ void paint_sample_color(bContext *C, ARegion *ar, int x, int y, bool texpaint_proj, bool use_palette) { |