diff options
author | Pablo Dobarro <pablodp606@gmail.com> | 2020-03-06 18:00:33 +0300 |
---|---|---|
committer | Pablo Dobarro <pablodp606@gmail.com> | 2020-03-06 18:00:33 +0300 |
commit | f2f8c5b2bd984f1034f4ba9999bdc5d3fe72d45a (patch) | |
tree | 6d2e19a727e917eb4ebe6734f210316ef6c8a472 /source/blender/editors/sculpt_paint/sculpt.c | |
parent | 40ac8250b246743f73010152671b9e60c83c8883 (diff) |
Cleanup: Move Multiplane Scrape brush to its own file
Diffstat (limited to 'source/blender/editors/sculpt_paint/sculpt.c')
-rw-r--r-- | source/blender/editors/sculpt_paint/sculpt.c | 383 |
1 files changed, 20 insertions, 363 deletions
diff --git a/source/blender/editors/sculpt_paint/sculpt.c b/source/blender/editors/sculpt_paint/sculpt.c index dcbcdc98ddf..3f60d96b7ce 100644 --- a/source/blender/editors/sculpt_paint/sculpt.c +++ b/source/blender/editors/sculpt_paint/sculpt.c @@ -1897,7 +1897,7 @@ static void calc_area_center( } } -static void calc_area_normal( +void SCULPT_calc_area_normal( Sculpt *sd, Object *ob, PBVHNode **nodes, int totnode, float r_area_no[3]) { const Brush *brush = BKE_paint_brush(&sd->paint); @@ -2413,7 +2413,7 @@ static void calc_sculpt_normal( break; case SCULPT_DISP_DIR_AREA: - calc_area_normal(sd, ob, nodes, totnode, r_area_no); + SCULPT_calc_area_normal(sd, ob, nodes, totnode, r_area_no); break; default: @@ -4690,7 +4690,7 @@ static void do_inflate_brush(Sculpt *sd, Object *ob, PBVHNode **nodes, int totno BKE_pbvh_parallel_range(0, totnode, &data, do_inflate_brush_task_cb_ex, &settings); } -static int plane_trim(const StrokeCache *cache, const Brush *brush, const float val[3]) +int SCULPT_plane_trim(const StrokeCache *cache, const Brush *brush, const float val[3]) { return (!(brush->flag & BRUSH_PLANE_TRIM) || ((dot_v3v3(val, val) <= cache->radius_squared * cache->plane_trim_squared))); @@ -4705,13 +4705,13 @@ static bool plane_point_side_flip(const float co[3], const float plane[4], const return d <= 0.0f; } -static int plane_point_side(const float co[3], const float plane[4]) +int SCULPT_plane_point_side(const float co[3], const float plane[4]) { float d = plane_point_side_v3(plane, co); return d <= 0.0f; } -static float get_offset(Sculpt *sd, SculptSession *ss) +float SCULPT_brush_plane_offset_get(Sculpt *sd, SculptSession *ss) { Brush *brush = BKE_paint_brush(&sd->paint); @@ -4756,7 +4756,7 @@ static void do_flatten_brush_task_cb_ex(void *__restrict userdata, sub_v3_v3v3(val, intr, vd.co); - if (plane_trim(ss->cache, brush, val)) { + if (SCULPT_plane_trim(ss->cache, brush, val)) { const float fade = bstrength * SCULPT_brush_strength_factor(ss, brush, vd.co, @@ -4788,7 +4788,7 @@ static void do_flatten_brush(Sculpt *sd, Object *ob, PBVHNode **nodes, int totno float area_no[3]; float area_co[3]; - float offset = get_offset(sd, ss); + float offset = SCULPT_brush_plane_offset_get(sd, ss); float displace; float temp[3]; @@ -4944,7 +4944,7 @@ static void do_clay_brush(Sculpt *sd, Object *ob, PBVHNode **nodes, int totnode) const float initial_radius = fabsf(ss->cache->initial_radius); bool flip = ss->cache->bstrength < 0.0f; - float offset = get_offset(sd, ss); + float offset = SCULPT_brush_plane_offset_get(sd, ss); float displace; float area_no[3]; @@ -5001,349 +5001,6 @@ static void do_clay_brush(Sculpt *sd, Object *ob, PBVHNode **nodes, int totnode) BKE_pbvh_parallel_range(0, totnode, &data, do_clay_brush_task_cb_ex, &settings); } -/* -------------------------------------------------------------------- */ - -/** \name Sculpt Multiplane Scrape Brush - * \{ */ - -typedef struct MultiplaneScrapeSampleData { - float area_cos[2][3]; - float area_nos[2][3]; - int area_count[2]; -} MultiplaneScrapeSampleData; - -static void calc_multiplane_scrape_surface_task_cb(void *__restrict userdata, - const int n, - const TaskParallelTLS *__restrict tls) -{ - SculptThreadedTaskData *data = userdata; - SculptSession *ss = data->ob->sculpt; - const Brush *brush = data->brush; - MultiplaneScrapeSampleData *mssd = tls->userdata_chunk; - float(*mat)[4] = data->mat; - - PBVHVertexIter vd; - - SculptBrushTest test; - SculptBrushTestFn sculpt_brush_test_sq_fn = SCULPT_brush_test_init_with_falloff_shape( - ss, &test, brush->falloff_shape); - - /* Apply the brush normal radius to the test before sampling. */ - float test_radius = sqrtf(test.radius_squared); - test_radius *= brush->normal_radius_factor; - test.radius_squared = test_radius * test_radius; - - BKE_pbvh_vertex_iter_begin(ss->pbvh, data->nodes[n], vd, PBVH_ITER_UNIQUE) - { - - if (sculpt_brush_test_sq_fn(&test, vd.co)) { - float local_co[3]; - float normal[3]; - if (vd.no) { - normal_short_to_float_v3(normal, vd.no); - } - else { - copy_v3_v3(normal, vd.fno); - } - mul_v3_m4v3(local_co, mat, vd.co); - /* Use the brush falloff to weight the sampled normals. */ - const float fade = SCULPT_brush_strength_factor(ss, - brush, - vd.co, - sqrtf(test.dist), - vd.no, - vd.fno, - vd.mask ? *vd.mask : 0.0f, - vd.index, - tls->thread_id); - - /* Sample the normal and area of the +X and -X axis individually. */ - if (local_co[0] > 0.0f) { - madd_v3_v3fl(mssd->area_nos[0], normal, fade); - add_v3_v3(mssd->area_cos[0], vd.co); - mssd->area_count[0]++; - } - else { - madd_v3_v3fl(mssd->area_nos[1], normal, fade); - add_v3_v3(mssd->area_cos[1], vd.co); - mssd->area_count[1]++; - } - } - BKE_pbvh_vertex_iter_end; - } -} - -static void calc_multiplane_scrape_surface_reduce(const void *__restrict UNUSED(userdata), - void *__restrict chunk_join, - void *__restrict chunk) -{ - MultiplaneScrapeSampleData *join = chunk_join; - MultiplaneScrapeSampleData *mssd = chunk; - - add_v3_v3(join->area_cos[0], mssd->area_cos[0]); - add_v3_v3(join->area_cos[1], mssd->area_cos[1]); - - add_v3_v3(join->area_nos[0], mssd->area_nos[0]); - add_v3_v3(join->area_nos[1], mssd->area_nos[1]); - - join->area_count[0] += mssd->area_count[0]; - join->area_count[1] += mssd->area_count[1]; -} - -static void do_multiplane_scrape_brush_task_cb_ex(void *__restrict userdata, - const int n, - const TaskParallelTLS *__restrict tls) -{ - SculptThreadedTaskData *data = userdata; - SculptSession *ss = data->ob->sculpt; - const Brush *brush = data->brush; - float(*mat)[4] = data->mat; - float(*scrape_planes)[4] = data->multiplane_scrape_planes; - - float angle = data->multiplane_scrape_angle; - - PBVHVertexIter vd; - float(*proxy)[3]; - const float bstrength = fabsf(ss->cache->bstrength); - - proxy = BKE_pbvh_node_add_proxy(ss->pbvh, data->nodes[n])->co; - - SculptBrushTest test; - SculptBrushTestFn sculpt_brush_test_sq_fn = SCULPT_brush_test_init_with_falloff_shape( - ss, &test, data->brush->falloff_shape); - - BKE_pbvh_vertex_iter_begin(ss->pbvh, data->nodes[n], vd, PBVH_ITER_UNIQUE) - { - - if (sculpt_brush_test_sq_fn(&test, vd.co)) { - float local_co[3]; - bool deform = false; - - mul_v3_m4v3(local_co, mat, vd.co); - - if (local_co[0] > 0.0f) { - deform = !plane_point_side(vd.co, scrape_planes[0]); - } - else { - deform = !plane_point_side(vd.co, scrape_planes[1]); - } - - if (angle < 0.0f) { - deform = true; - } - - if (deform) { - float intr[3]; - float val[3]; - - if (local_co[0] > 0.0f) { - closest_to_plane_normalized_v3(intr, scrape_planes[0], vd.co); - } - else { - closest_to_plane_normalized_v3(intr, scrape_planes[1], vd.co); - } - - sub_v3_v3v3(val, intr, vd.co); - if (plane_trim(ss->cache, brush, val)) { - /* Deform the local space along the Y axis to avoid artifacts on curved strokes. */ - /* This produces a not round brush tip. */ - local_co[1] *= 2.0f; - const float fade = bstrength * SCULPT_brush_strength_factor(ss, - brush, - vd.co, - len_v3(local_co), - vd.no, - vd.fno, - vd.mask ? *vd.mask : 0.0f, - vd.index, - tls->thread_id); - - mul_v3_v3fl(proxy[vd.i], val, fade); - - if (vd.mvert) { - vd.mvert->flag |= ME_VERT_PBVH_UPDATE; - } - } - } - } - } - BKE_pbvh_vertex_iter_end; -} - -static void do_multiplane_scrape_brush(Sculpt *sd, Object *ob, PBVHNode **nodes, int totnode) -{ - SculptSession *ss = ob->sculpt; - Brush *brush = BKE_paint_brush(&sd->paint); - - const bool flip = (ss->cache->bstrength < 0.0f); - const float radius = flip ? -ss->cache->radius : ss->cache->radius; - const float offset = get_offset(sd, ss); - const float displace = -radius * offset; - - /* The sculpt-plane normal (whatever its set to) */ - float area_no_sp[3]; - - /* Geometry normal. */ - float area_no[3]; - float area_co[3]; - - float temp[3]; - float mat[4][4]; - - SCULPT_calc_brush_plane(sd, ob, nodes, totnode, area_no_sp, area_co); - - if (brush->sculpt_plane != SCULPT_DISP_DIR_AREA || (brush->flag & BRUSH_ORIGINAL_NORMAL)) { - calc_area_normal(sd, ob, nodes, totnode, area_no); - } - else { - copy_v3_v3(area_no, area_no_sp); - } - - /* Delay the first daub because grab delta is not setup. */ - if (ss->cache->first_time) { - ss->cache->multiplane_scrape_angle = 0.0f; - return; - } - - if (is_zero_v3(ss->cache->grab_delta_symmetry)) { - return; - } - - mul_v3_v3v3(temp, area_no_sp, ss->cache->scale); - mul_v3_fl(temp, displace); - add_v3_v3(area_co, temp); - - /* Init brush local space matrix. */ - cross_v3_v3v3(mat[0], area_no, ss->cache->grab_delta_symmetry); - mat[0][3] = 0.0f; - cross_v3_v3v3(mat[1], area_no, mat[0]); - mat[1][3] = 0.0f; - copy_v3_v3(mat[2], area_no); - mat[2][3] = 0.0f; - copy_v3_v3(mat[3], ss->cache->location); - mat[3][3] = 1.0f; - normalize_m4(mat); - invert_m4(mat); - - /* Update matrix for the cursor preview. */ - if (ss->cache->mirror_symmetry_pass == 0 && ss->cache->radial_symmetry_pass == 0) { - copy_m4_m4(ss->cache->stroke_local_mat, mat); - } - - /* Dynamic mode. */ - - if (brush->flag2 & BRUSH_MULTIPLANE_SCRAPE_DYNAMIC) { - /* Sample the individual normal and area center of the two areas at both sides of the cursor. - */ - SculptThreadedTaskData sample_data = { - .sd = NULL, - .ob = ob, - .brush = brush, - .nodes = nodes, - .totnode = totnode, - .mat = mat, - }; - - MultiplaneScrapeSampleData mssd = {{{0}}}; - - PBVHParallelSettings sample_settings; - BKE_pbvh_parallel_range_settings(&sample_settings, (sd->flags & SCULPT_USE_OPENMP), totnode); - sample_settings.func_reduce = calc_multiplane_scrape_surface_reduce; - sample_settings.userdata_chunk = &mssd; - sample_settings.userdata_chunk_size = sizeof(MultiplaneScrapeSampleData); - - BKE_pbvh_parallel_range( - 0, totnode, &sample_data, calc_multiplane_scrape_surface_task_cb, &sample_settings); - - float sampled_plane_normals[2][3]; - float sampled_plane_co[2][3]; - float sampled_cv[2][3]; - float mid_co[3]; - - /* Use the area center of both planes to detect if we are sculpting along a concave or convex - * edge. */ - mul_v3_v3fl(sampled_plane_co[0], mssd.area_cos[0], 1.0f / (float)mssd.area_count[0]); - mul_v3_v3fl(sampled_plane_co[1], mssd.area_cos[1], 1.0f / (float)mssd.area_count[1]); - mid_v3_v3v3(mid_co, sampled_plane_co[0], sampled_plane_co[1]); - - /* Calculate the scrape planes angle based on the sampled normals. */ - mul_v3_v3fl(sampled_plane_normals[0], mssd.area_nos[0], 1.0f / (float)mssd.area_count[0]); - mul_v3_v3fl(sampled_plane_normals[1], mssd.area_nos[1], 1.0f / (float)mssd.area_count[1]); - normalize_v3(sampled_plane_normals[0]); - normalize_v3(sampled_plane_normals[1]); - - float sampled_angle = angle_v3v3(sampled_plane_normals[0], sampled_plane_normals[1]); - copy_v3_v3(sampled_cv[0], area_no); - sub_v3_v3v3(sampled_cv[1], ss->cache->location, mid_co); - - sampled_angle += DEG2RADF(brush->multiplane_scrape_angle) * ss->cache->pressure; - - /* Invert the angle if we are sculpting along a concave edge. */ - if (dot_v3v3(sampled_cv[0], sampled_cv[1]) < 0.0f) { - sampled_angle = -sampled_angle; - } - - /* In dynamic mode, set the angle to 0 when inverting the brush, so you can trim plane - * surfaces without changing the brush. */ - if (flip) { - sampled_angle = 0.0f; - } - else { - copy_v3_v3(area_co, ss->cache->location); - } - - /* Interpolate between the previous and new sampled angles to avoid artifacts when if angle - * difference between two samples is too big. */ - ss->cache->multiplane_scrape_angle = interpf( - RAD2DEGF(sampled_angle), ss->cache->multiplane_scrape_angle, 0.2f); - } - else { - - /* Standard mode: Scrape with the brush property fixed angle. */ - copy_v3_v3(area_co, ss->cache->location); - ss->cache->multiplane_scrape_angle = brush->multiplane_scrape_angle; - if (flip) { - ss->cache->multiplane_scrape_angle *= -1.0f; - } - } - - SculptThreadedTaskData data = { - .sd = sd, - .ob = ob, - .brush = brush, - .nodes = nodes, - .mat = mat, - .multiplane_scrape_angle = ss->cache->multiplane_scrape_angle, - }; - - /* Calculate the final left and right scrape planes. */ - float plane_no[3]; - float plane_no_rot[3]; - float y_axis[3] = {0.0f, 1.0f, 0.0f}; - float mat_inv[4][4]; - invert_m4_m4(mat_inv, mat); - - mul_v3_mat3_m4v3(plane_no, mat, area_no); - rotate_v3_v3v3fl( - plane_no_rot, plane_no, y_axis, DEG2RADF(-ss->cache->multiplane_scrape_angle * 0.5f)); - mul_v3_mat3_m4v3(plane_no, mat_inv, plane_no_rot); - normalize_v3(plane_no); - plane_from_point_normal_v3(data.multiplane_scrape_planes[1], area_co, plane_no); - - mul_v3_mat3_m4v3(plane_no, mat, area_no); - rotate_v3_v3v3fl( - plane_no_rot, plane_no, y_axis, DEG2RADF(ss->cache->multiplane_scrape_angle * 0.5f)); - mul_v3_mat3_m4v3(plane_no, mat_inv, plane_no_rot); - normalize_v3(plane_no); - plane_from_point_normal_v3(data.multiplane_scrape_planes[0], area_co, plane_no); - - PBVHParallelSettings settings; - BKE_pbvh_parallel_range_settings(&settings, (sd->flags & SCULPT_USE_OPENMP), totnode); - BKE_pbvh_parallel_range(0, totnode, &data, do_multiplane_scrape_brush_task_cb_ex, &settings); -} - -/** \} */ - static void do_clay_strips_brush_task_cb_ex(void *__restrict userdata, const int n, const TaskParallelTLS *__restrict tls) @@ -5377,7 +5034,7 @@ static void do_clay_strips_brush_task_cb_ex(void *__restrict userdata, sub_v3_v3v3(val, intr, vd.co); - if (plane_trim(ss->cache, brush, val)) { + if (SCULPT_plane_trim(ss->cache, brush, val)) { /* The normal from the vertices is ignored, it causes glitch with planes, see: T44390. */ const float fade = bstrength * SCULPT_brush_strength_factor(ss, @@ -5409,7 +5066,7 @@ static void do_clay_strips_brush(Sculpt *sd, Object *ob, PBVHNode **nodes, int t const bool flip = (ss->cache->bstrength < 0.0f); const float radius = flip ? -ss->cache->radius : ss->cache->radius; - const float offset = get_offset(sd, ss); + const float offset = SCULPT_brush_plane_offset_get(sd, ss); const float displace = radius * (0.25f + offset); /* The sculpt-plane normal (whatever its set to). */ @@ -5427,7 +5084,7 @@ static void do_clay_strips_brush(Sculpt *sd, Object *ob, PBVHNode **nodes, int t SCULPT_calc_brush_plane(sd, ob, nodes, totnode, area_no_sp, area_co); if (brush->sculpt_plane != SCULPT_DISP_DIR_AREA || (brush->flag & BRUSH_ORIGINAL_NORMAL)) { - calc_area_normal(sd, ob, nodes, totnode, area_no); + SCULPT_calc_area_normal(sd, ob, nodes, totnode, area_no); } else { copy_v3_v3(area_no, area_no_sp); @@ -5502,7 +5159,7 @@ static void do_fill_brush_task_cb_ex(void *__restrict userdata, BKE_pbvh_vertex_iter_begin(ss->pbvh, data->nodes[n], vd, PBVH_ITER_UNIQUE) { if (sculpt_brush_test_sq_fn(&test, vd.co)) { - if (plane_point_side(vd.co, test.plane_tool)) { + if (SCULPT_plane_point_side(vd.co, test.plane_tool)) { float intr[3]; float val[3]; @@ -5510,7 +5167,7 @@ static void do_fill_brush_task_cb_ex(void *__restrict userdata, sub_v3_v3v3(val, intr, vd.co); - if (plane_trim(ss->cache, brush, val)) { + if (SCULPT_plane_trim(ss->cache, brush, val)) { const float fade = bstrength * SCULPT_brush_strength_factor(ss, brush, vd.co, @@ -5542,7 +5199,7 @@ static void do_fill_brush(Sculpt *sd, Object *ob, PBVHNode **nodes, int totnode) float area_no[3]; float area_co[3]; - float offset = get_offset(sd, ss); + float offset = SCULPT_brush_plane_offset_get(sd, ss); float displace; @@ -5594,7 +5251,7 @@ static void do_scrape_brush_task_cb_ex(void *__restrict userdata, BKE_pbvh_vertex_iter_begin(ss->pbvh, data->nodes[n], vd, PBVH_ITER_UNIQUE) { if (sculpt_brush_test_sq_fn(&test, vd.co)) { - if (!plane_point_side(vd.co, test.plane_tool)) { + if (!SCULPT_plane_point_side(vd.co, test.plane_tool)) { float intr[3]; float val[3]; @@ -5602,7 +5259,7 @@ static void do_scrape_brush_task_cb_ex(void *__restrict userdata, sub_v3_v3v3(val, intr, vd.co); - if (plane_trim(ss->cache, brush, val)) { + if (SCULPT_plane_trim(ss->cache, brush, val)) { const float fade = bstrength * SCULPT_brush_strength_factor(ss, brush, vd.co, @@ -5634,7 +5291,7 @@ static void do_scrape_brush(Sculpt *sd, Object *ob, PBVHNode **nodes, int totnod float area_no[3]; float area_co[3]; - float offset = get_offset(sd, ss); + float offset = SCULPT_brush_plane_offset_get(sd, ss); float displace; @@ -5754,7 +5411,7 @@ static void do_clay_thumb_brush(Sculpt *sd, Object *ob, PBVHNode **nodes, int to Brush *brush = BKE_paint_brush(&sd->paint); const float radius = ss->cache->radius; - const float offset = get_offset(sd, ss); + const float offset = SCULPT_brush_plane_offset_get(sd, ss); const float displace = radius * (0.25f + offset); /* Sampled geometry normal and area center. */ @@ -5770,7 +5427,7 @@ static void do_clay_thumb_brush(Sculpt *sd, Object *ob, PBVHNode **nodes, int to SCULPT_calc_brush_plane(sd, ob, nodes, totnode, area_no_sp, area_co); if (brush->sculpt_plane != SCULPT_DISP_DIR_AREA || (brush->flag & BRUSH_ORIGINAL_NORMAL)) { - calc_area_normal(sd, ob, nodes, totnode, area_no); + SCULPT_calc_area_normal(sd, ob, nodes, totnode, area_no); } else { copy_v3_v3(area_no, area_no_sp); @@ -6161,7 +5818,7 @@ static void do_brush_action(Sculpt *sd, Object *ob, Brush *brush, UnifiedPaintSe do_clay_strips_brush(sd, ob, nodes, totnode); break; case SCULPT_TOOL_MULTIPLANE_SCRAPE: - do_multiplane_scrape_brush(sd, ob, nodes, totnode); + SCULPT_do_multiplane_scrape_brush(sd, ob, nodes, totnode); break; case SCULPT_TOOL_CLAY_THUMB: do_clay_thumb_brush(sd, ob, nodes, totnode); |