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|
/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2020 Blender Foundation.
* All rights reserved.
*/
/** \file
* \ingroup edsculpt
*/
#include "MEM_guardedalloc.h"
#include "BLI_blenlib.h"
#include "BLI_hash.h"
#include "BLI_math.h"
#include "BLI_task.h"
#include "DNA_mesh_types.h"
#include "DNA_meshdata_types.h"
#include "BKE_brush.h"
#include "BKE_context.h"
#include "BKE_mesh.h"
#include "BKE_mesh_mapping.h"
#include "BKE_object.h"
#include "BKE_paint.h"
#include "BKE_pbvh.h"
#include "BKE_scene.h"
#include "DEG_depsgraph.h"
#include "WM_api.h"
#include "WM_message.h"
#include "WM_toolsystem.h"
#include "WM_types.h"
#include "ED_object.h"
#include "ED_screen.h"
#include "ED_sculpt.h"
#include "paint_intern.h"
#include "sculpt_intern.h"
#include "RNA_access.h"
#include "RNA_define.h"
#include "UI_interface.h"
#include "bmesh.h"
#include <math.h>
#include <stdlib.h>
static void filter_cache_init_task_cb(void *__restrict userdata,
const int i,
const TaskParallelTLS *__restrict UNUSED(tls))
{
SculptThreadedTaskData *data = userdata;
PBVHNode *node = data->nodes[i];
SCULPT_undo_push_node(data->ob, node, SCULPT_UNDO_COORDS);
}
void SCULPT_filter_cache_init(Object *ob, Sculpt *sd)
{
SculptSession *ss = ob->sculpt;
PBVH *pbvh = ob->sculpt->pbvh;
ss->filter_cache = MEM_callocN(sizeof(FilterCache), "filter cache");
ss->filter_cache->random_seed = rand();
float center[3] = {0.0f};
SculptSearchSphereData search_data = {
.original = true,
.center = center,
.radius_squared = FLT_MAX,
.ignore_fully_masked = true,
};
BKE_pbvh_search_gather(pbvh,
SCULPT_search_sphere_cb,
&search_data,
&ss->filter_cache->nodes,
&ss->filter_cache->totnode);
for (int i = 0; i < ss->filter_cache->totnode; i++) {
BKE_pbvh_node_mark_normals_update(ss->filter_cache->nodes[i]);
}
/* mesh->runtime.subdiv_ccg is not available. Updating of the normals is done during drawing.
* Filters can't use normals in multires. */
if (BKE_pbvh_type(ss->pbvh) != PBVH_GRIDS) {
BKE_pbvh_update_normals(ss->pbvh, NULL);
}
SculptThreadedTaskData data = {
.sd = sd,
.ob = ob,
.nodes = ss->filter_cache->nodes,
};
PBVHParallelSettings settings;
BKE_pbvh_parallel_range_settings(
&settings, (sd->flags & SCULPT_USE_OPENMP), ss->filter_cache->totnode);
BKE_pbvh_parallel_range(
0, ss->filter_cache->totnode, &data, filter_cache_init_task_cb, &settings);
}
void SCULPT_filter_cache_free(SculptSession *ss)
{
MEM_SAFE_FREE(ss->filter_cache->nodes);
MEM_SAFE_FREE(ss->filter_cache->mask_update_it);
MEM_SAFE_FREE(ss->filter_cache->prev_mask);
MEM_SAFE_FREE(ss->filter_cache->normal_factor);
MEM_SAFE_FREE(ss->filter_cache->prev_face_set);
MEM_SAFE_FREE(ss->filter_cache->automask);
MEM_SAFE_FREE(ss->filter_cache->surface_smooth_laplacian_disp);
MEM_SAFE_FREE(ss->filter_cache->sharpen_factor);
MEM_SAFE_FREE(ss->filter_cache->accum_disp);
MEM_SAFE_FREE(ss->filter_cache);
}
typedef enum eSculptMeshFilterTypes {
MESH_FILTER_SMOOTH = 0,
MESH_FILTER_SCALE = 1,
MESH_FILTER_INFLATE = 2,
MESH_FILTER_SPHERE = 3,
MESH_FILTER_RANDOM = 4,
MESH_FILTER_RELAX = 5,
MESH_FILTER_RELAX_FACE_SETS = 6,
MESH_FILTER_SURFACE_SMOOTH = 7,
MESH_FILTER_SHARPEN = 8,
} eSculptMeshFilterTypes;
static EnumPropertyItem prop_mesh_filter_types[] = {
{MESH_FILTER_SMOOTH, "SMOOTH", 0, "Smooth", "Smooth mesh"},
{MESH_FILTER_SCALE, "SCALE", 0, "Scale", "Scale mesh"},
{MESH_FILTER_INFLATE, "INFLATE", 0, "Inflate", "Inflate mesh"},
{MESH_FILTER_SPHERE, "SPHERE", 0, "Sphere", "Morph into sphere"},
{MESH_FILTER_RANDOM, "RANDOM", 0, "Random", "Randomize vertex positions"},
{MESH_FILTER_RELAX, "RELAX", 0, "Relax", "Relax mesh"},
{MESH_FILTER_RELAX_FACE_SETS,
"RELAX_FACE_SETS",
0,
"Relax Face Sets",
"Smooth the edges of all the Face Sets"},
{MESH_FILTER_SURFACE_SMOOTH,
"SURFACE_SMOOTH",
0,
"Surface Smooth",
"Smooth the surface of the mesh, preserving the volume"},
{MESH_FILTER_SHARPEN, "SHARPEN", 0, "Sharpen", "Sharpen the cavities of the mesh"},
{0, NULL, 0, NULL, NULL},
};
typedef enum eMeshFilterDeformAxis {
MESH_FILTER_DEFORM_X = 1 << 0,
MESH_FILTER_DEFORM_Y = 1 << 1,
MESH_FILTER_DEFORM_Z = 1 << 2,
} eMeshFilterDeformAxis;
static EnumPropertyItem prop_mesh_filter_deform_axis_items[] = {
{MESH_FILTER_DEFORM_X, "X", 0, "X", "Deform in the X axis"},
{MESH_FILTER_DEFORM_Y, "Y", 0, "Y", "Deform in the Y axis"},
{MESH_FILTER_DEFORM_Z, "Z", 0, "Z", "Deform in the Z axis"},
{0, NULL, 0, NULL, NULL},
};
static bool sculpt_mesh_filter_needs_pmap(int filter_type, bool use_face_sets)
{
return use_face_sets || ELEM(filter_type,
MESH_FILTER_SMOOTH,
MESH_FILTER_RELAX,
MESH_FILTER_RELAX_FACE_SETS,
MESH_FILTER_SURFACE_SMOOTH,
MESH_FILTER_SHARPEN);
}
static void mesh_filter_task_cb(void *__restrict userdata,
const int i,
const TaskParallelTLS *__restrict UNUSED(tls))
{
SculptThreadedTaskData *data = userdata;
SculptSession *ss = data->ob->sculpt;
PBVHNode *node = data->nodes[i];
const int filter_type = data->filter_type;
SculptOrigVertData orig_data;
SCULPT_orig_vert_data_init(&orig_data, data->ob, data->nodes[i]);
/* When using the relax face sets meshes filter,
* each 3 iterations, do a whole mesh relax to smooth the contents of the Face Set. */
/* This produces better results as the relax operation is no completely focused on the
* boundaries. */
const bool relax_face_sets = !(ss->filter_cache->iteration_count % 3 == 0);
PBVHVertexIter vd;
BKE_pbvh_vertex_iter_begin(ss->pbvh, node, vd, PBVH_ITER_UNIQUE)
{
SCULPT_orig_vert_data_update(&orig_data, &vd);
float orig_co[3], val[3], avg[3], normal[3], disp[3], disp2[3], transform[3][3], final_pos[3];
float fade = vd.mask ? *vd.mask : 0.0f;
fade = 1.0f - fade;
fade *= data->filter_strength;
if (fade == 0.0f) {
continue;
}
if (ss->filter_cache->active_face_set != SCULPT_FACE_SET_NONE) {
if (!SCULPT_vertex_has_face_set(ss, vd.index, ss->filter_cache->active_face_set)) {
continue;
}
/* Skip the edges of the face set when relaxing or smoothing.
* There is a relax face set option to relax the boundaries independently. */
if (filter_type == MESH_FILTER_RELAX) {
if (!SCULPT_vertex_has_unique_face_set(ss, vd.index)) {
continue;
}
}
}
if (ELEM(filter_type, MESH_FILTER_RELAX, MESH_FILTER_RELAX_FACE_SETS)) {
copy_v3_v3(orig_co, vd.co);
}
else {
copy_v3_v3(orig_co, orig_data.co);
}
if (filter_type == MESH_FILTER_RELAX_FACE_SETS) {
if (relax_face_sets == SCULPT_vertex_has_unique_face_set(ss, vd.index)) {
continue;
}
}
switch (filter_type) {
case MESH_FILTER_SMOOTH:
CLAMP(fade, -1.0f, 1.0f);
switch (BKE_pbvh_type(ss->pbvh)) {
case PBVH_FACES:
SCULPT_neighbor_average(ss, avg, vd.index);
break;
case PBVH_BMESH:
SCULPT_bmesh_neighbor_average(avg, vd.bm_vert);
break;
case PBVH_GRIDS:
SCULPT_neighbor_coords_average(ss, avg, vd.index);
break;
}
sub_v3_v3v3(val, avg, orig_co);
madd_v3_v3v3fl(val, orig_co, val, fade);
sub_v3_v3v3(disp, val, orig_co);
break;
case MESH_FILTER_INFLATE:
normal_short_to_float_v3(normal, orig_data.no);
mul_v3_v3fl(disp, normal, fade);
break;
case MESH_FILTER_SCALE:
unit_m3(transform);
scale_m3_fl(transform, 1.0f + fade);
copy_v3_v3(val, orig_co);
mul_m3_v3(transform, val);
sub_v3_v3v3(disp, val, orig_co);
break;
case MESH_FILTER_SPHERE:
normalize_v3_v3(disp, orig_co);
if (fade > 0.0f) {
mul_v3_v3fl(disp, disp, fade);
}
else {
mul_v3_v3fl(disp, disp, -fade);
}
unit_m3(transform);
if (fade > 0.0f) {
scale_m3_fl(transform, 1.0f - fade);
}
else {
scale_m3_fl(transform, 1.0f + fade);
}
copy_v3_v3(val, orig_co);
mul_m3_v3(transform, val);
sub_v3_v3v3(disp2, val, orig_co);
mid_v3_v3v3(disp, disp, disp2);
break;
case MESH_FILTER_RANDOM: {
normal_short_to_float_v3(normal, orig_data.no);
/* Index is not unique for multires, so hash by vertex coordinates. */
const uint *hash_co = (const uint *)orig_co;
const uint hash = BLI_hash_int_2d(hash_co[0], hash_co[1]) ^
BLI_hash_int_2d(hash_co[2], ss->filter_cache->random_seed);
mul_v3_fl(normal, hash * (1.0f / (float)0xFFFFFFFF) - 0.5f);
mul_v3_v3fl(disp, normal, fade);
break;
}
case MESH_FILTER_RELAX: {
SCULPT_relax_vertex(
ss, &vd, clamp_f(fade * ss->filter_cache->automask[vd.index], 0.0f, 1.0f), false, val);
sub_v3_v3v3(disp, val, vd.co);
break;
}
case MESH_FILTER_RELAX_FACE_SETS: {
SCULPT_relax_vertex(ss, &vd, clamp_f(fade, 0.0f, 1.0f), relax_face_sets, val);
sub_v3_v3v3(disp, val, vd.co);
break;
}
case MESH_FILTER_SURFACE_SMOOTH: {
SCULPT_surface_smooth_laplacian_step(ss,
disp,
vd.co,
ss->filter_cache->surface_smooth_laplacian_disp,
vd.index,
orig_data.co,
ss->filter_cache->surface_smooth_shape_preservation);
break;
}
case MESH_FILTER_SHARPEN: {
const float smooth_ratio = ss->filter_cache->sharpen_smooth_ratio;
/* This filter can't work at full strength as it needs multiple iterations to reach a
* stable state. */
fade = clamp_f(fade, 0.0f, 0.5f);
float disp_sharpen[3];
copy_v3_v3(disp_sharpen, ss->filter_cache->accum_disp[vd.index]);
mul_v3_fl(disp_sharpen, 1.0f - ss->filter_cache->sharpen_factor[vd.index]);
float disp_avg[3];
float avg_co[3];
SCULPT_neighbor_coords_average(ss, avg_co, vd.index);
sub_v3_v3v3(disp_avg, avg_co, vd.co);
mul_v3_v3fl(
disp_avg, disp_avg, smooth_ratio * pow2f(ss->filter_cache->sharpen_factor[vd.index]));
add_v3_v3v3(disp, disp_avg, disp_sharpen);
break;
}
}
for (int it = 0; it < 3; it++) {
if (!ss->filter_cache->enabled_axis[it]) {
disp[it] = 0.0f;
}
}
if (ELEM(filter_type, MESH_FILTER_SURFACE_SMOOTH, MESH_FILTER_SHARPEN)) {
madd_v3_v3v3fl(final_pos, vd.co, disp, clamp_f(fade, 0.0f, 1.0f));
}
else {
add_v3_v3v3(final_pos, orig_co, disp);
}
copy_v3_v3(vd.co, final_pos);
if (vd.mvert) {
vd.mvert->flag |= ME_VERT_PBVH_UPDATE;
}
}
BKE_pbvh_vertex_iter_end;
BKE_pbvh_node_mark_update(node);
}
static void mesh_filter_sharpen_init_factors(SculptSession *ss)
{
const int totvert = SCULPT_vertex_count_get(ss);
for (int i = 0; i < totvert; i++) {
float avg[3];
SCULPT_neighbor_coords_average(ss, avg, i);
ss->filter_cache->sharpen_factor[i] = len_v3v3(avg, SCULPT_vertex_co_get(ss, i));
}
float max_factor = 0.0f;
for (int i = 0; i < totvert; i++) {
if (ss->filter_cache->sharpen_factor[i] > max_factor) {
max_factor = ss->filter_cache->sharpen_factor[i];
}
}
max_factor = 1.0f / max_factor;
for (int i = 0; i < totvert; i++) {
ss->filter_cache->sharpen_factor[i] *= max_factor;
ss->filter_cache->sharpen_factor[i] = 1.0f - pow2f(1.0f - ss->filter_cache->sharpen_factor[i]);
}
}
static void mesh_filter_sharpen_accumulate_displacement(SculptSession *ss)
{
const int totvert = SCULPT_vertex_count_get(ss);
for (int i = 0; i < totvert; i++) {
zero_v3(ss->filter_cache->accum_disp[i]);
}
for (int i = 0; i < totvert; i++) {
SculptVertexNeighborIter ni;
SCULPT_VERTEX_NEIGHBORS_ITER_BEGIN (ss, i, ni) {
float disp_n[3];
sub_v3_v3v3(disp_n, SCULPT_vertex_co_get(ss, i), SCULPT_vertex_co_get(ss, ni.index));
mul_v3_fl(disp_n, ss->filter_cache->sharpen_factor[i]);
add_v3_v3(ss->filter_cache->accum_disp[ni.index], disp_n);
}
SCULPT_VERTEX_NEIGHBORS_ITER_END(ni);
}
}
static void mesh_filter_surface_smooth_displace_task_cb(
void *__restrict userdata, const int i, const TaskParallelTLS *__restrict UNUSED(tls))
{
SculptThreadedTaskData *data = userdata;
SculptSession *ss = data->ob->sculpt;
PBVHNode *node = data->nodes[i];
PBVHVertexIter vd;
BKE_pbvh_vertex_iter_begin(ss->pbvh, node, vd, PBVH_ITER_UNIQUE)
{
float fade = vd.mask ? *vd.mask : 0.0f;
fade = 1.0f - fade;
fade *= data->filter_strength;
if (fade == 0.0f) {
continue;
}
SCULPT_surface_smooth_displace_step(ss,
vd.co,
ss->filter_cache->surface_smooth_laplacian_disp,
vd.index,
ss->filter_cache->surface_smooth_current_vertex,
clamp_f(fade, 0.0f, 1.0f));
}
BKE_pbvh_vertex_iter_end;
}
static int sculpt_mesh_filter_modal(bContext *C, wmOperator *op, const wmEvent *event)
{
Object *ob = CTX_data_active_object(C);
Depsgraph *depsgraph = CTX_data_depsgraph_pointer(C);
SculptSession *ss = ob->sculpt;
Sculpt *sd = CTX_data_tool_settings(C)->sculpt;
int filter_type = RNA_enum_get(op->ptr, "type");
float filter_strength = RNA_float_get(op->ptr, "strength");
const bool use_face_sets = RNA_boolean_get(op->ptr, "use_face_sets");
if (event->type == LEFTMOUSE && event->val == KM_RELEASE) {
SCULPT_filter_cache_free(ss);
SCULPT_undo_push_end();
SCULPT_flush_update_done(C, ob, SCULPT_UPDATE_COORDS);
return OPERATOR_FINISHED;
}
if (event->type != MOUSEMOVE) {
return OPERATOR_RUNNING_MODAL;
}
float len = event->prevclickx - event->mval[0];
filter_strength = filter_strength * -len * 0.001f * UI_DPI_FAC;
SCULPT_vertex_random_access_init(ss);
bool needs_pmap = sculpt_mesh_filter_needs_pmap(filter_type, use_face_sets);
BKE_sculpt_update_object_for_edit(depsgraph, ob, needs_pmap, false);
if (filter_type == MESH_FILTER_SHARPEN) {
mesh_filter_sharpen_accumulate_displacement(ss);
}
SculptThreadedTaskData data = {
.sd = sd,
.ob = ob,
.nodes = ss->filter_cache->nodes,
.filter_type = filter_type,
.filter_strength = filter_strength,
};
PBVHParallelSettings settings;
BKE_pbvh_parallel_range_settings(
&settings, (sd->flags & SCULPT_USE_OPENMP), ss->filter_cache->totnode);
BKE_pbvh_parallel_range(0, ss->filter_cache->totnode, &data, mesh_filter_task_cb, &settings);
if (filter_type == MESH_FILTER_SURFACE_SMOOTH) {
BKE_pbvh_parallel_range(0,
ss->filter_cache->totnode,
&data,
mesh_filter_surface_smooth_displace_task_cb,
&settings);
}
ss->filter_cache->iteration_count++;
if (ss->deform_modifiers_active || ss->shapekey_active) {
SCULPT_flush_stroke_deform(sd, ob, true);
}
/* The relax mesh filter needs the updated normals of the modified mesh after each iteration. */
if (ELEM(MESH_FILTER_RELAX, MESH_FILTER_RELAX_FACE_SETS)) {
BKE_pbvh_update_normals(ss->pbvh, ss->subdiv_ccg);
}
SCULPT_flush_update_step(C, SCULPT_UPDATE_COORDS);
return OPERATOR_RUNNING_MODAL;
}
static int sculpt_mesh_filter_invoke(bContext *C, wmOperator *op, const wmEvent *event)
{
Object *ob = CTX_data_active_object(C);
Depsgraph *depsgraph = CTX_data_depsgraph_pointer(C);
Sculpt *sd = CTX_data_tool_settings(C)->sculpt;
int filter_type = RNA_enum_get(op->ptr, "type");
SculptSession *ss = ob->sculpt;
PBVH *pbvh = ob->sculpt->pbvh;
int deform_axis = RNA_enum_get(op->ptr, "deform_axis");
if (deform_axis == 0) {
return OPERATOR_CANCELLED;
}
if (RNA_boolean_get(op->ptr, "use_face_sets")) {
/* Update the active vertex */
float mouse[2];
SculptCursorGeometryInfo sgi;
mouse[0] = event->mval[0];
mouse[1] = event->mval[1];
SCULPT_cursor_geometry_info_update(C, &sgi, mouse, false);
}
const bool use_face_sets = RNA_boolean_get(op->ptr, "use_face_sets");
SCULPT_vertex_random_access_init(ss);
bool needs_pmap = sculpt_mesh_filter_needs_pmap(filter_type, use_face_sets);
BKE_sculpt_update_object_for_edit(depsgraph, ob, needs_pmap, false);
const int totvert = SCULPT_vertex_count_get(ss);
if (BKE_pbvh_type(pbvh) == PBVH_FACES && needs_pmap && !ob->sculpt->pmap) {
return OPERATOR_CANCELLED;
}
SCULPT_undo_push_begin("Mesh filter");
SCULPT_filter_cache_init(ob, sd);
if (use_face_sets) {
ss->filter_cache->active_face_set = SCULPT_vertex_face_set_get(ss,
SCULPT_active_vertex_get(ss));
}
else {
ss->filter_cache->active_face_set = SCULPT_FACE_SET_NONE;
}
if (RNA_enum_get(op->ptr, "type") == MESH_FILTER_SURFACE_SMOOTH) {
ss->filter_cache->surface_smooth_laplacian_disp = MEM_mallocN(3 * sizeof(float) * totvert,
"surface smooth disp");
ss->filter_cache->surface_smooth_shape_preservation = RNA_float_get(
op->ptr, "surface_smooth_shape_preservation");
ss->filter_cache->surface_smooth_current_vertex = RNA_float_get(
op->ptr, "surface_smooth_current_vertex");
}
if (RNA_enum_get(op->ptr, "type") == MESH_FILTER_SHARPEN) {
ss->filter_cache->sharpen_smooth_ratio = RNA_float_get(op->ptr, "sharpen_smooth_ratio");
ss->filter_cache->sharpen_factor = MEM_mallocN(sizeof(float) * totvert, "sharpen factor");
ss->filter_cache->accum_disp = MEM_mallocN(3 * sizeof(float) * totvert, "orco");
mesh_filter_sharpen_init_factors(ss);
}
ss->filter_cache->enabled_axis[0] = deform_axis & MESH_FILTER_DEFORM_X;
ss->filter_cache->enabled_axis[1] = deform_axis & MESH_FILTER_DEFORM_Y;
ss->filter_cache->enabled_axis[2] = deform_axis & MESH_FILTER_DEFORM_Z;
if (RNA_enum_get(op->ptr, "type") == MESH_FILTER_RELAX) {
const int totvert = SCULPT_vertex_count_get(ss);
ss->filter_cache->automask = MEM_mallocN(totvert * sizeof(float),
"Relax filter edge automask");
for (int i = 0; i < totvert; i++) {
ss->filter_cache->automask[i] = 1.0f;
}
SCULPT_boundary_automasking_init(
ob, AUTOMASK_INIT_BOUNDARY_EDGES, 1, ss->filter_cache->automask);
}
WM_event_add_modal_handler(C, op);
return OPERATOR_RUNNING_MODAL;
}
void SCULPT_OT_mesh_filter(struct wmOperatorType *ot)
{
/* Identifiers. */
ot->name = "Filter mesh";
ot->idname = "SCULPT_OT_mesh_filter";
ot->description = "Applies a filter to modify the current mesh";
/* API callbacks. */
ot->invoke = sculpt_mesh_filter_invoke;
ot->modal = sculpt_mesh_filter_modal;
ot->poll = SCULPT_mode_poll;
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* RNA. */
RNA_def_enum(ot->srna,
"type",
prop_mesh_filter_types,
MESH_FILTER_INFLATE,
"Filter type",
"Operation that is going to be applied to the mesh");
RNA_def_float(
ot->srna, "strength", 1.0f, -10.0f, 10.0f, "Strength", "Filter Strength", -10.0f, 10.0f);
RNA_def_enum_flag(ot->srna,
"deform_axis",
prop_mesh_filter_deform_axis_items,
MESH_FILTER_DEFORM_X | MESH_FILTER_DEFORM_Y | MESH_FILTER_DEFORM_Z,
"Deform axis",
"Apply the deformation in the selected axis");
ot->prop = RNA_def_boolean(ot->srna,
"use_face_sets",
false,
"Use Face Sets",
"Apply the filter only to the Face Mask under the cursor");
/* Surface Smooth Mesh Filter properties. */
RNA_def_float(ot->srna,
"surface_smooth_shape_preservation",
0.5f,
0.0f,
1.0f,
"Shape Preservation",
"How much of the original shape is preserved when smoothing",
0.0f,
1.0f);
RNA_def_float(ot->srna,
"surface_smooth_current_vertex",
0.5f,
0.0f,
1.0f,
"Per Vertex Displacement",
"How much the position of each individual vertex influences the final result",
0.0f,
1.0f);
RNA_def_float(ot->srna,
"sharpen_smooth_ratio",
0.35f,
0.0f,
1.0f,
"Smooth Ratio",
"How much smoothing is applied to polished surfaces",
0.0f,
1.0f);
}
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