diff options
Diffstat (limited to 'source/blender/editors/sculpt_paint/sculpt.c')
| -rw-r--r-- | source/blender/editors/sculpt_paint/sculpt.c | 31 |
1 files changed, 22 insertions, 9 deletions
diff --git a/source/blender/editors/sculpt_paint/sculpt.c b/source/blender/editors/sculpt_paint/sculpt.c index 3ffa2091560..8e7935e821d 100644 --- a/source/blender/editors/sculpt_paint/sculpt.c +++ b/source/blender/editors/sculpt_paint/sculpt.c @@ -3805,20 +3805,33 @@ static void do_grab_brush_task_cb_ex(void *__restrict userdata, ss, &test, data->brush->falloff_shape); const int thread_id = BLI_task_parallel_thread_id(tls); + const bool grab_silhouette = brush->flag2 & BRUSH_GRAB_SILHOUETTE; + BKE_pbvh_vertex_iter_begin(ss->pbvh, data->nodes[n], vd, PBVH_ITER_UNIQUE) { SCULPT_orig_vert_data_update(&orig_data, &vd); if (sculpt_brush_test_sq_fn(&test, orig_data.co)) { - const float fade = bstrength * SCULPT_brush_strength_factor(ss, - brush, - orig_data.co, - sqrtf(test.dist), - orig_data.no, - NULL, - vd.mask ? *vd.mask : 0.0f, - vd.index, - thread_id); + float fade = bstrength * SCULPT_brush_strength_factor(ss, + brush, + orig_data.co, + sqrtf(test.dist), + orig_data.no, + NULL, + vd.mask ? *vd.mask : 0.0f, + vd.index, + thread_id); + + if (grab_silhouette) { + float silhouette_test_dir[3]; + normalize_v3_v3(silhouette_test_dir, grab_delta); + if (dot_v3v3(ss->cache->initial_normal, ss->cache->grab_delta) < 0.0f) { + mul_v3_fl(silhouette_test_dir, -1.0f); + } + float vno[3]; + normal_short_to_float_v3(vno, orig_data.no); + fade *= max_ff(dot_v3v3(vno, silhouette_test_dir), 0.0f); + } mul_v3_v3fl(proxy[vd.i], grab_delta, fade); |