Blender  V3.3
MOD_gpencilsmooth.c
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1 /* SPDX-License-Identifier: GPL-2.0-or-later
2  * Copyright 2017 Blender Foundation. */
3 
8 #include <stdio.h>
9 #include <string.h> /* For #MEMCPY_STRUCT_AFTER. */
10 
11 #include "BLI_listbase.h"
12 #include "BLI_utildefines.h"
13 
14 #include "BLT_translation.h"
15 
16 #include "DNA_defaults.h"
18 #include "DNA_gpencil_types.h"
19 #include "DNA_meshdata_types.h"
20 #include "DNA_object_types.h"
21 #include "DNA_screen_types.h"
22 
23 #include "BKE_colortools.h"
24 #include "BKE_context.h"
25 #include "BKE_deform.h"
26 #include "BKE_gpencil_geom.h"
27 #include "BKE_gpencil_modifier.h"
28 #include "BKE_lib_query.h"
29 #include "BKE_modifier.h"
30 #include "BKE_screen.h"
31 
32 #include "DEG_depsgraph.h"
33 
34 #include "UI_interface.h"
35 #include "UI_resources.h"
36 
37 #include "RNA_access.h"
38 
40 #include "MOD_gpencil_ui_common.h"
41 #include "MOD_gpencil_util.h"
42 
43 #include "MEM_guardedalloc.h"
44 
45 static void initData(GpencilModifierData *md)
46 {
48 
49  BLI_assert(MEMCMP_STRUCT_AFTER_IS_ZERO(gpmd, modifier));
50 
52 
53  gpmd->curve_intensity = BKE_curvemapping_add(1, 0.0f, 0.0f, 1.0f, 1.0f);
55 }
56 
57 static void copyData(const GpencilModifierData *md, GpencilModifierData *target)
58 {
61 
62  if (tgmd->curve_intensity != NULL) {
64  tgmd->curve_intensity = NULL;
65  }
66 
68 
70 }
71 
77  Object *ob,
78  bGPDlayer *gpl,
79  bGPDframe *UNUSED(gpf),
80  bGPDstroke *gps)
81 {
83  const int def_nr = BKE_object_defgroup_name_index(ob, mmd->vgname);
84  const bool use_curve = (mmd->flag & GP_SMOOTH_CUSTOM_CURVE) != 0 && mmd->curve_intensity;
85 
87  mmd->layername,
88  mmd->material,
89  mmd->pass_index,
90  mmd->layer_pass,
91  3,
92  gpl,
93  gps,
98  return;
99  }
100 
101  if (mmd->factor <= 0.0f || mmd->step <= 0) {
102  return;
103  }
104 
105  float *weights = NULL;
106  if (def_nr != -1 || use_curve) {
107  weights = MEM_malloc_arrayN(gps->totpoints, sizeof(*weights), __func__);
108  /* Calculate weights. */
109  for (int i = 0; i < gps->totpoints; i++) {
110  MDeformVert *dvert = gps->dvert != NULL ? &gps->dvert[i] : NULL;
111 
112  /* Verify vertex group. */
113  float weight = get_modifier_point_weight(
114  dvert, (mmd->flag & GP_SMOOTH_INVERT_VGROUP) != 0, def_nr);
115 
116  /* Custom curve to modulate value. */
117  if (use_curve && weight > 0.0f) {
118  float value = (float)i / (gps->totpoints - 1);
119  weight *= BKE_curvemapping_evaluateF(mmd->curve_intensity, 0, value);
120  }
121 
122  weights[i] = weight;
123  }
124  }
126  mmd->factor,
127  mmd->step,
131  mmd->flag & GP_SMOOTH_MOD_UV,
132  mmd->flag & GP_SMOOTH_KEEP_SHAPE,
133  weights);
134  MEM_SAFE_FREE(weights);
135 }
136 
137 static void bakeModifier(struct Main *UNUSED(bmain),
140  Object *ob)
141 {
143 }
144 
146 {
148 
149  if (gpmd->curve_intensity) {
151  }
152 }
153 
154 static void foreachIDLink(GpencilModifierData *md, Object *ob, IDWalkFunc walk, void *userData)
155 {
157 
158  walk(userData, ob, (ID **)&mmd->material, IDWALK_CB_USER);
159 }
160 
161 static void panel_draw(const bContext *UNUSED(C), Panel *panel)
162 {
163  uiLayout *row, *col;
164  uiLayout *layout = panel->layout;
165 
167 
168  row = uiLayoutRow(layout, true);
169  uiItemR(row, ptr, "use_edit_position", UI_ITEM_R_TOGGLE, IFACE_("Position"), ICON_NONE);
170  uiItemR(row, ptr, "use_edit_strength", UI_ITEM_R_TOGGLE, IFACE_("Strength"), ICON_NONE);
171  uiItemR(row, ptr, "use_edit_thickness", UI_ITEM_R_TOGGLE, IFACE_("Thickness"), ICON_NONE);
172  uiItemR(row, ptr, "use_edit_uv", UI_ITEM_R_TOGGLE, IFACE_("UV"), ICON_NONE);
173 
174  uiLayoutSetPropSep(layout, true);
175 
176  uiItemR(layout, ptr, "factor", 0, NULL, ICON_NONE);
177  uiItemR(layout, ptr, "step", 0, IFACE_("Repeat"), ICON_NONE);
178 
179  col = uiLayoutColumn(layout, false);
180  uiLayoutSetActive(col, RNA_boolean_get(ptr, "use_edit_position"));
181  uiItemR(col, ptr, "use_keep_shape", 0, NULL, ICON_NONE);
182 
184 }
185 
186 static void mask_panel_draw(const bContext *UNUSED(C), Panel *panel)
187 {
188  gpencil_modifier_masking_panel_draw(panel, true, true);
189 }
190 
191 static void panelRegister(ARegionType *region_type)
192 {
196  region_type, "mask", "Influence", NULL, mask_panel_draw, panel_type);
198  "curve",
199  "",
202  mask_panel_type);
203 }
204 
206  /* name */ N_("Smooth"),
207  /* structName */ "SmoothGpencilModifierData",
208  /* structSize */ sizeof(SmoothGpencilModifierData),
211 
212  /* copyData */ copyData,
213 
214  /* deformStroke */ deformStroke,
215  /* generateStrokes */ NULL,
216  /* bakeModifier */ bakeModifier,
217  /* remapTime */ NULL,
218 
219  /* initData */ initData,
220  /* freeData */ freeData,
221  /* isDisabled */ NULL,
222  /* updateDepsgraph */ NULL,
223  /* dependsOnTime */ NULL,
224  /* foreachIDLink */ foreachIDLink,
225  /* foreachTexLink */ NULL,
226  /* panelRegister */ panelRegister,
227 };
typedef float(TangentPoint)[2]
void BKE_curvemapping_init(struct CurveMapping *cumap)
Definition: colortools.c:1235
struct CurveMapping * BKE_curvemapping_copy(const struct CurveMapping *cumap)
float BKE_curvemapping_evaluateF(const struct CurveMapping *cumap, int cur, float value)
void BKE_curvemapping_free(struct CurveMapping *cumap)
Definition: colortools.c:103
struct CurveMapping * BKE_curvemapping_add(int tot, float minx, float miny, float maxx, float maxy)
Definition: colortools.c:72
support for deformation groups and hooks.
int BKE_object_defgroup_name_index(const struct Object *ob, const char *name)
void BKE_gpencil_stroke_smooth(struct bGPDstroke *gps, const float influence, const int iterations, const bool smooth_position, const bool smooth_strength, const bool smooth_thickness, const bool smooth_uv, const bool keep_shape, const float *weights)
void BKE_gpencil_modifier_copydata_generic(const struct GpencilModifierData *md_src, struct GpencilModifierData *md_dst)
@ eGpencilModifierTypeFlag_SupportsEditmode
@ eGpencilModifierTypeType_Gpencil
@ IDWALK_CB_USER
Definition: BKE_lib_query.h:73
void(* IDWalkFunc)(void *userData, struct Object *ob, struct ID **idpoin, int cb_flag)
Definition: BKE_modifier.h:107
#define BLI_assert(a)
Definition: BLI_assert.h:46
#define UNUSED(x)
#define MEMCMP_STRUCT_AFTER_IS_ZERO(struct_var, member)
#define MEMCPY_STRUCT_AFTER(struct_dst, struct_src, member)
#define IFACE_(msgid)
struct Depsgraph Depsgraph
Definition: DEG_depsgraph.h:35
#define DNA_struct_default_get(struct_name)
Definition: DNA_defaults.h:29
struct SmoothGpencilModifierData SmoothGpencilModifierData
@ GP_SMOOTH_INVERT_LAYERPASS
@ GP_SMOOTH_MOD_LOCATION
@ GP_SMOOTH_MOD_STRENGTH
@ GP_SMOOTH_MOD_THICKNESS
@ GP_SMOOTH_INVERT_LAYER
@ GP_SMOOTH_CUSTOM_CURVE
@ GP_SMOOTH_INVERT_MATERIAL
@ GP_SMOOTH_INVERT_VGROUP
@ eGpencilModifierType_Smooth
Object is a sort of wrapper for general info.
Read Guarded memory(de)allocation.
#define MEM_SAFE_FREE(v)
PointerRNA * gpencil_modifier_panel_get_property_pointers(Panel *panel, PointerRNA *r_ob_ptr)
void gpencil_modifier_masking_panel_draw(Panel *panel, bool use_material, bool use_vertex)
void gpencil_modifier_panel_end(uiLayout *layout, PointerRNA *ptr)
PanelType * gpencil_modifier_subpanel_register(ARegionType *region_type, const char *name, const char *label, PanelDrawFn draw_header, PanelDrawFn draw, PanelType *parent)
PanelType * gpencil_modifier_panel_register(ARegionType *region_type, GpencilModifierType type, PanelDrawFn draw)
void gpencil_modifier_curve_header_draw(const bContext *UNUSED(C), Panel *panel)
void gpencil_modifier_curve_panel_draw(const bContext *UNUSED(C), Panel *panel)
float get_modifier_point_weight(MDeformVert *dvert, bool inverse, int def_nr)
void generic_bake_deform_stroke(Depsgraph *depsgraph, GpencilModifierData *md, Object *ob, const bool retime, gpBakeCb bake_cb)
bool is_stroke_affected_by_modifier(Object *ob, char *mlayername, Material *material, const int mpassindex, const int gpl_passindex, const int minpoints, bGPDlayer *gpl, bGPDstroke *gps, const bool inv1, const bool inv2, const bool inv3, const bool inv4)
static void deformStroke(GpencilModifierData *md, Depsgraph *UNUSED(depsgraph), Object *ob, bGPDlayer *gpl, bGPDframe *UNUSED(gpf), bGPDstroke *gps)
static void freeData(GpencilModifierData *md)
static void bakeModifier(struct Main *UNUSED(bmain), Depsgraph *depsgraph, GpencilModifierData *md, Object *ob)
static void mask_panel_draw(const bContext *UNUSED(C), Panel *panel)
static void foreachIDLink(GpencilModifierData *md, Object *ob, IDWalkFunc walk, void *userData)
GpencilModifierTypeInfo modifierType_Gpencil_Smooth
static void copyData(const GpencilModifierData *md, GpencilModifierData *target)
static void panel_draw(const bContext *UNUSED(C), Panel *panel)
static void panelRegister(ARegionType *region_type)
static void initData(GpencilModifierData *md)
#define C
Definition: RandGen.cpp:25
void uiLayoutSetActive(uiLayout *layout, bool active)
uiLayout * uiLayoutColumn(uiLayout *layout, bool align)
void uiLayoutSetPropSep(uiLayout *layout, bool is_sep)
uiLayout * uiLayoutRow(uiLayout *layout, bool align)
@ UI_ITEM_R_TOGGLE
void uiItemR(uiLayout *layout, struct PointerRNA *ptr, const char *propname, int flag, const char *name, int icon)
const Depsgraph * depsgraph
uint col
void *(* MEM_malloc_arrayN)(size_t len, size_t size, const char *str)
Definition: mallocn.c:34
bool RNA_boolean_get(PointerRNA *ptr, const char *name)
Definition: rna_access.c:4863
Definition: DNA_ID.h:368
Definition: BKE_main.h:121
struct uiLayout * layout
struct MDeformVert * dvert
#define N_(msgid)
PointerRNA * ptr
Definition: wm_files.c:3480