Blender  V3.3
MOD_gpenciltexture.c
Go to the documentation of this file.
1 /* SPDX-License-Identifier: GPL-2.0-or-later
2  * Copyright 2017 Blender Foundation. */
3 
8 #include <stdio.h>
9 
10 #include "BLI_listbase.h"
11 #include "BLI_math_vector.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_context.h"
24 #include "BKE_deform.h"
25 #include "BKE_gpencil_geom.h"
26 #include "BKE_gpencil_modifier.h"
27 #include "BKE_lib_query.h"
28 #include "BKE_modifier.h"
29 #include "BKE_screen.h"
30 
31 #include "DEG_depsgraph.h"
32 
33 #include "UI_interface.h"
34 #include "UI_resources.h"
35 
36 #include "RNA_access.h"
37 
39 #include "MOD_gpencil_ui_common.h"
40 #include "MOD_gpencil_util.h"
41 
42 static void initData(GpencilModifierData *md)
43 {
45 
46  BLI_assert(MEMCMP_STRUCT_AFTER_IS_ZERO(gpmd, modifier));
47 
49 }
50 
51 static void copyData(const GpencilModifierData *md, GpencilModifierData *target)
52 {
54 }
55 
56 /* change stroke uv texture values */
59  Object *ob,
60  bGPDlayer *gpl,
61  bGPDframe *UNUSED(gpf),
62  bGPDstroke *gps)
63 {
65  const int def_nr = BKE_object_defgroup_name_index(ob, mmd->vgname);
66  bGPdata *gpd = ob->data;
67 
69  mmd->layername,
70  mmd->material,
71  mmd->pass_index,
72  mmd->layer_pass,
73  1,
74  gpl,
75  gps,
77  mmd->flag & GP_TEX_INVERT_PASS,
79  mmd->flag & GP_TEX_INVERT_MATERIAL)) {
80  return;
81  }
82  if (ELEM(mmd->mode, FILL, STROKE_AND_FILL)) {
83  gps->uv_rotation += mmd->fill_rotation;
84  gps->uv_translation[0] += mmd->fill_offset[0];
85  gps->uv_translation[1] += mmd->fill_offset[1];
86  gps->uv_scale *= mmd->fill_scale;
88  }
89 
90  if (ELEM(mmd->mode, STROKE, STROKE_AND_FILL)) {
91  float totlen = 1.0f;
92  if (mmd->fit_method == GP_TEX_FIT_STROKE) {
93  totlen = 0.0f;
94  for (int i = 1; i < gps->totpoints; i++) {
95  totlen += len_v3v3(&gps->points[i - 1].x, &gps->points[i].x);
96  }
97  }
98 
99  for (int i = 0; i < gps->totpoints; i++) {
100  bGPDspoint *pt = &gps->points[i];
101  MDeformVert *dvert = gps->dvert != NULL ? &gps->dvert[i] : NULL;
102  /* Verify point is part of vertex group. */
103  float weight = get_modifier_point_weight(
104  dvert, (mmd->flag & GP_TEX_INVERT_VGROUP) != 0, def_nr);
105  if (weight < 0.0f) {
106  continue;
107  }
108 
109  pt->uv_fac /= totlen;
110  pt->uv_fac *= mmd->uv_scale;
111  pt->uv_fac += mmd->uv_offset;
112  pt->uv_rot += mmd->alignment_rotation;
113  }
114  }
115 }
116 
117 static void bakeModifier(struct Main *UNUSED(bmain),
120  Object *ob)
121 {
123 }
124 
125 static void foreachIDLink(GpencilModifierData *md, Object *ob, IDWalkFunc walk, void *userData)
126 {
128 
129  walk(userData, ob, (ID **)&mmd->material, IDWALK_CB_USER);
130 }
131 
132 static void panel_draw(const bContext *UNUSED(C), Panel *panel)
133 {
134  uiLayout *col;
135  uiLayout *layout = panel->layout;
136 
138 
139  int mode = RNA_enum_get(ptr, "mode");
140 
141  uiLayoutSetPropSep(layout, true);
142 
143  uiItemR(layout, ptr, "mode", 0, NULL, ICON_NONE);
144 
145  if (ELEM(mode, STROKE, STROKE_AND_FILL)) {
146  col = uiLayoutColumn(layout, false);
147  uiItemR(col, ptr, "fit_method", 0, IFACE_("Stroke Fit Method"), ICON_NONE);
148  uiItemR(col, ptr, "uv_offset", 0, NULL, ICON_NONE);
149  uiItemR(col, ptr, "alignment_rotation", 0, NULL, ICON_NONE);
150  uiItemR(col, ptr, "uv_scale", 0, IFACE_("Scale"), ICON_NONE);
151  }
152 
153  if (mode == STROKE_AND_FILL) {
154  uiItemS(layout);
155  }
156 
157  if (ELEM(mode, FILL, STROKE_AND_FILL)) {
158  col = uiLayoutColumn(layout, false);
159  uiItemR(col, ptr, "fill_rotation", 0, NULL, ICON_NONE);
160  uiItemR(col, ptr, "fill_offset", 0, IFACE_("Offset"), ICON_NONE);
161  uiItemR(col, ptr, "fill_scale", 0, IFACE_("Scale"), ICON_NONE);
162  }
163 
165 }
166 
167 static void mask_panel_draw(const bContext *UNUSED(C), Panel *panel)
168 {
169  gpencil_modifier_masking_panel_draw(panel, true, true);
170 }
171 
172 static void panelRegister(ARegionType *region_type)
173 {
177  region_type, "mask", "Influence", NULL, mask_panel_draw, panel_type);
178 }
179 
181  /* name */ N_("TextureMapping"),
182  /* structName */ "TextureGpencilModifierData",
183  /* structSize */ sizeof(TextureGpencilModifierData),
186 
187  /* copyData */ copyData,
188 
189  /* deformStroke */ deformStroke,
190  /* generateStrokes */ NULL,
191  /* bakeModifier */ bakeModifier,
192  /* remapTime */ NULL,
193 
194  /* initData */ initData,
195  /* freeData */ NULL,
196  /* isDisabled */ NULL,
197  /* updateDepsgraph */ NULL,
198  /* dependsOnTime */ NULL,
199  /* foreachIDLink */ foreachIDLink,
200  /* foreachTexLink */ NULL,
201  /* panelRegister */ panelRegister,
202 };
support for deformation groups and hooks.
int BKE_object_defgroup_name_index(const struct Object *ob, const char *name)
void BKE_gpencil_stroke_geometry_update(struct bGPdata *gpd, struct bGPDstroke *gps)
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
MINLINE float len_v3v3(const float a[3], const float b[3]) ATTR_WARN_UNUSED_RESULT
#define UNUSED(x)
#define ELEM(...)
#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 TextureGpencilModifierData TextureGpencilModifierData
@ GP_TEX_INVERT_LAYERPASS
@ GP_TEX_INVERT_MATERIAL
@ eGpencilModifierType_Texture
Object is a sort of wrapper for general info.
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)
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 bakeModifier(struct Main *UNUSED(bmain), Depsgraph *depsgraph, GpencilModifierData *md, Object *ob)
GpencilModifierTypeInfo modifierType_Gpencil_Texture
static void mask_panel_draw(const bContext *UNUSED(C), Panel *panel)
static void foreachIDLink(GpencilModifierData *md, Object *ob, IDWalkFunc walk, void *userData)
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
uiLayout * uiLayoutColumn(uiLayout *layout, bool align)
void uiLayoutSetPropSep(uiLayout *layout, bool is_sep)
void uiItemS(uiLayout *layout)
void uiItemR(uiLayout *layout, struct PointerRNA *ptr, const char *propname, int flag, const char *name, int icon)
const Depsgraph * depsgraph
uint col
int RNA_enum_get(PointerRNA *ptr, const char *name)
Definition: rna_access.c:5004
Definition: DNA_ID.h:368
Definition: BKE_main.h:121
void * data
struct uiLayout * layout
bGPDspoint * points
float uv_translation[2]
struct MDeformVert * dvert
#define N_(msgid)
PointerRNA * ptr
Definition: wm_files.c:3480