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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) 2009 Blender Foundation.
* All rights reserved.
*/
/** \file
* \ingroup edgpencil
*/
#ifndef __GPENCIL_INTERN_H__
#define __GPENCIL_INTERN_H__
#include "DNA_vec_types.h"
#include "ED_numinput.h"
/* internal exports only */
struct Material;
struct bGPDspoint;
struct bGPDstroke;
struct bGPdata;
struct tGPspoint;
struct GHash;
struct RNG;
struct ARegion;
struct Brush;
struct Scene;
struct View2D;
struct View3D;
struct wmOperatorType;
struct Depsgraph;
struct EnumPropertyItem;
struct PointerRNA;
struct PropertyRNA;
/* ***************************************************** */
/* Modal Operator Geometry Preview
*
* Several modal operators (Fill, Interpolate, Primitive)
* need to run some drawing code to display previews, or
* to perform screen-space/image-based analysis routines.
* The following structs + function prototypes are used
* by these operators so that the operator code
* (in gpencil_<opname>.c) can communicate with the drawing
* code (in drawgpencil.c).
*
* NOTE: All this is within the gpencil module, so nothing needs
* to be exported to other modules.
*/
/* Internal Operator-State Data ------------------------ */
/* Temporary draw data (no draw manager mode) */
typedef struct tGPDdraw {
struct RegionView3D *rv3d; /* region to draw */
struct Depsgraph *depsgraph; /* depsgraph */
struct Object *ob; /* GP object */
struct bGPdata *gpd; /* current GP datablock */
struct bGPDlayer *gpl; /* layer */
struct bGPDframe *gpf; /* frame */
struct bGPDframe *t_gpf; /* temporal frame */
struct bGPDstroke *gps; /* stroke */
int disable_fill; /* disable fill */
int offsx; /* windows offset x */
int offsy; /* windows offset y */
int winx; /* windows width */
int winy; /* windows height */
int dflag; /* flags datablock */
short lthick; /* layer thickness */
float opacity; /* opacity */
float tintcolor[4]; /* tint color */
bool onion; /* onion flag */
bool custonion; /* use custom onion colors */
bool is_fill_stroke; /* use fill tool */
float diff_mat[4][4]; /* matrix */
} tGPDdraw;
/* Temporary interpolate operation data */
typedef struct tGPDinterpolate_layer {
struct tGPDinterpolate_layer *next, *prev;
/** layer */
struct bGPDlayer *gpl;
/** frame before current frame (interpolate-from) */
struct bGPDframe *prevFrame;
/** frame after current frame (interpolate-to) */
struct bGPDframe *nextFrame;
/** interpolated frame */
struct bGPDframe *interFrame;
/** interpolate factor */
float factor;
} tGPDinterpolate_layer;
typedef struct tGPDinterpolate {
/** Current depsgraph from context */
struct Depsgraph *depsgraph;
/** current scene from context */
struct Scene *scene;
/** area where painting originated */
struct ScrArea *sa;
/** region where painting originated */
struct ARegion *region;
/** current GP datablock */
struct bGPdata *gpd;
/** current material */
struct Material *mat;
/** current frame number */
int cframe;
/** (tGPDinterpolate_layer) layers to be interpolated */
ListBase ilayers;
/** value for determining the displacement influence */
float shift;
/** initial interpolation factor for active layer */
float init_factor;
/** shift low limit (-100%) */
float low_limit;
/** shift upper limit (200%) */
float high_limit;
/** flag from toolsettings */
int flag;
NumInput num; /* numeric input */
} tGPDinterpolate;
/* Temporary primitive operation data */
typedef struct tGPDprimitive {
/** main database pointer */
struct Main *bmain;
struct Depsgraph *depsgraph;
/** window where painting originated */
struct wmWindow *win;
/** current scene from context */
struct Scene *scene;
/** current active gp object */
struct Object *ob;
/** current evaluated gp object */
struct Object *ob_eval;
/** area where painting originated */
struct ScrArea *sa;
/** region where painting originated */
struct RegionView3D *rv3d;
/** view3d where painting originated */
struct View3D *v3d;
/** region where painting originated */
struct ARegion *region;
/** current GP datablock */
struct bGPdata *gpd;
/** current material */
struct Material *material;
/** current brush */
struct Brush *brush;
/** current frame number */
int cframe;
/** layer */
struct bGPDlayer *gpl;
/** frame */
struct bGPDframe *gpf;
/** type of primitive */
int type;
/** original type of primitive */
int orign_type;
/** type of primitive is a curve */
bool curve;
/** brush size */
int brush_size;
/** brush strength */
float brush_strength;
/** flip option */
short flip;
/** array of data-points for stroke */
tGPspoint *points;
/** number of edges allocated */
int point_count;
/** stored number of polygon edges */
int tot_stored_edges;
/** number of polygon edges */
int tot_edges;
/** move distance */
float move[2];
/** initial box corner */
float origin[2];
/** first box corner */
float start[2];
/** last box corner */
float end[2];
/** midpoint box corner */
float midpoint[2];
/** first control point */
float cp1[2];
/** second control point */
float cp2[2];
/** flag to determine control point is selected */
int sel_cp;
/** flag to determine operations in progress */
int flag;
/** flag to determine operations previous mode */
int prev_flag;
/** recorded mouse-position */
float mval[2];
/** previous recorded mouse-position */
float mvalo[2];
/** lock to viewport axis */
int lock_axis;
struct RNG *rng;
/** numeric input */
NumInput num;
/** size in pixels for uv calculation */
float totpixlen;
} tGPDprimitive;
/* Modal Operator Drawing Callbacks ------------------------ */
void ED_gp_draw_fill(struct tGPDdraw *tgpw);
/* ***************************************************** */
/* Internal API */
/* Stroke Coordinates API ------------------------------ */
/* gpencil_utils.c */
typedef struct GP_SpaceConversion {
struct Scene *scene;
struct Object *ob;
struct bGPdata *gpd;
struct bGPDlayer *gpl;
struct ScrArea *sa;
struct ARegion *region;
struct View2D *v2d;
rctf *subrect; /* for using the camera rect within the 3d view */
rctf subrect_data;
float mat[4][4]; /* transform matrix on the strokes (introduced in [b770964]) */
} GP_SpaceConversion;
bool gp_stroke_inside_circle(
const float mval[2], const float UNUSED(mvalo[2]), int rad, int x0, int y0, int x1, int y1);
void gp_point_conversion_init(struct bContext *C, GP_SpaceConversion *r_gsc);
void gp_point_to_xy(const GP_SpaceConversion *gsc,
const struct bGPDstroke *gps,
const struct bGPDspoint *pt,
int *r_x,
int *r_y);
void gp_point_to_xy_fl(const GP_SpaceConversion *gsc,
const bGPDstroke *gps,
const bGPDspoint *pt,
float *r_x,
float *r_y);
void gp_point_to_parent_space(const bGPDspoint *pt, const float diff_mat[4][4], bGPDspoint *r_pt);
/**
* Change points position relative to parent object
*/
void gp_apply_parent(struct Depsgraph *depsgraph,
struct Object *obact,
bGPDlayer *gpl,
bGPDstroke *gps);
/**
* Change point position relative to parent object
*/
void gp_apply_parent_point(struct Depsgraph *depsgraph,
struct Object *obact,
bGPDlayer *gpl,
bGPDspoint *pt);
void gp_point_3d_to_xy(const GP_SpaceConversion *gsc,
const short flag,
const float pt[3],
float xy[2]);
bool gp_point_xy_to_3d(const GP_SpaceConversion *gsc,
struct Scene *scene,
const float screen_co[2],
float r_out[3]);
/* helper to convert 2d to 3d */
void gp_stroke_convertcoords_tpoint(struct Scene *scene,
struct ARegion *region,
struct Object *ob,
bGPDlayer *gpl,
const struct tGPspoint *point2D,
float *depth,
float out[3]);
/* Poll Callbacks ------------------------------------ */
/* gpencil_utils.c */
bool gp_add_poll(struct bContext *C);
bool gp_active_layer_poll(struct bContext *C);
bool gp_active_brush_poll(struct bContext *C);
bool gp_brush_crt_presets_poll(bContext *C);
/* Copy/Paste Buffer --------------------------------- */
/* gpencil_edit.c */
extern ListBase gp_strokes_copypastebuf;
/* Build a map for converting between old colornames and destination-color-refs */
struct GHash *gp_copybuf_validate_colormap(struct bContext *C);
/* Stroke Editing ------------------------------------ */
void gp_stroke_delete_tagged_points(bGPDframe *gpf,
bGPDstroke *gps,
bGPDstroke *next_stroke,
int tag_flags,
bool select,
int limit);
int gp_delete_selected_point_wrap(bContext *C);
void gp_subdivide_stroke(bGPDstroke *gps, const int subdivide);
/* Layers Enums -------------------------------------- */
const struct EnumPropertyItem *ED_gpencil_layers_enum_itemf(struct bContext *C,
struct PointerRNA *ptr,
struct PropertyRNA *prop,
bool *r_free);
const struct EnumPropertyItem *ED_gpencil_layers_with_new_enum_itemf(struct bContext *C,
struct PointerRNA *ptr,
struct PropertyRNA *prop,
bool *r_free);
/* ***************************************************** */
/* Operator Defines */
/* annotations ------ */
void GPENCIL_OT_annotate(struct wmOperatorType *ot);
/* drawing ---------- */
void GPENCIL_OT_draw(struct wmOperatorType *ot);
void GPENCIL_OT_fill(struct wmOperatorType *ot);
/* Vertex Paint. */
void GPENCIL_OT_vertex_paint(struct wmOperatorType *ot);
void GPENCIL_OT_vertex_color_brightness_contrast(struct wmOperatorType *ot);
void GPENCIL_OT_vertex_color_hsv(struct wmOperatorType *ot);
void GPENCIL_OT_vertex_color_invert(struct wmOperatorType *ot);
void GPENCIL_OT_vertex_color_levels(struct wmOperatorType *ot);
void GPENCIL_OT_vertex_color_set(struct wmOperatorType *ot);
/* Guides ----------------------- */
void GPENCIL_OT_guide_rotate(struct wmOperatorType *ot);
/* Paint Modes for operator */
typedef enum eGPencil_PaintModes {
GP_PAINTMODE_DRAW = 0,
GP_PAINTMODE_ERASER,
GP_PAINTMODE_DRAW_STRAIGHT,
GP_PAINTMODE_DRAW_POLY,
GP_PAINTMODE_SET_CP,
} eGPencil_PaintModes;
/* chunk size for gp-session buffer (the total size is a multiple of this number) */
#define GP_STROKE_BUFFER_CHUNK 2048
/* stroke editing ----- */
void GPENCIL_OT_editmode_toggle(struct wmOperatorType *ot);
void GPENCIL_OT_selectmode_toggle(struct wmOperatorType *ot);
void GPENCIL_OT_paintmode_toggle(struct wmOperatorType *ot);
void GPENCIL_OT_sculptmode_toggle(struct wmOperatorType *ot);
void GPENCIL_OT_weightmode_toggle(struct wmOperatorType *ot);
void GPENCIL_OT_vertexmode_toggle(struct wmOperatorType *ot);
void GPENCIL_OT_selection_opacity_toggle(struct wmOperatorType *ot);
void GPENCIL_OT_select(struct wmOperatorType *ot);
void GPENCIL_OT_select_all(struct wmOperatorType *ot);
void GPENCIL_OT_select_circle(struct wmOperatorType *ot);
void GPENCIL_OT_select_box(struct wmOperatorType *ot);
void GPENCIL_OT_select_lasso(struct wmOperatorType *ot);
void GPENCIL_OT_select_linked(struct wmOperatorType *ot);
void GPENCIL_OT_select_grouped(struct wmOperatorType *ot);
void GPENCIL_OT_select_more(struct wmOperatorType *ot);
void GPENCIL_OT_select_less(struct wmOperatorType *ot);
void GPENCIL_OT_select_first(struct wmOperatorType *ot);
void GPENCIL_OT_select_last(struct wmOperatorType *ot);
void GPENCIL_OT_select_alternate(struct wmOperatorType *ot);
void GPENCIL_OT_select_vertex_color(struct wmOperatorType *ot);
void GPENCIL_OT_duplicate(struct wmOperatorType *ot);
void GPENCIL_OT_delete(struct wmOperatorType *ot);
void GPENCIL_OT_dissolve(struct wmOperatorType *ot);
void GPENCIL_OT_copy(struct wmOperatorType *ot);
void GPENCIL_OT_paste(struct wmOperatorType *ot);
void GPENCIL_OT_extrude(struct wmOperatorType *ot);
void GPENCIL_OT_move_to_layer(struct wmOperatorType *ot);
void GPENCIL_OT_layer_change(struct wmOperatorType *ot);
void GPENCIL_OT_layer_active(struct wmOperatorType *ot);
void GPENCIL_OT_snap_to_grid(struct wmOperatorType *ot);
void GPENCIL_OT_snap_to_cursor(struct wmOperatorType *ot);
void GPENCIL_OT_snap_cursor_to_selected(struct wmOperatorType *ot);
void GPENCIL_OT_reproject(struct wmOperatorType *ot);
void GPENCIL_OT_recalc_geometry(struct wmOperatorType *ot);
/* stroke sculpting -- */
void GPENCIL_OT_sculpt_paint(struct wmOperatorType *ot);
void GPENCIL_OT_weight_paint(struct wmOperatorType *ot);
/* buttons editing --- */
void GPENCIL_OT_annotation_add(struct wmOperatorType *ot);
void GPENCIL_OT_data_unlink(struct wmOperatorType *ot);
void GPENCIL_OT_layer_add(struct wmOperatorType *ot);
void GPENCIL_OT_layer_remove(struct wmOperatorType *ot);
void GPENCIL_OT_layer_move(struct wmOperatorType *ot);
void GPENCIL_OT_layer_annotation_add(struct wmOperatorType *ot);
void GPENCIL_OT_layer_annotation_remove(struct wmOperatorType *ot);
void GPENCIL_OT_layer_annotation_move(struct wmOperatorType *ot);
void GPENCIL_OT_layer_duplicate(struct wmOperatorType *ot);
void GPENCIL_OT_layer_duplicate_object(struct wmOperatorType *ot);
void GPENCIL_OT_layer_mask_add(struct wmOperatorType *ot);
void GPENCIL_OT_layer_mask_remove(struct wmOperatorType *ot);
void GPENCIL_OT_hide(struct wmOperatorType *ot);
void GPENCIL_OT_reveal(struct wmOperatorType *ot);
void GPENCIL_OT_lock_all(struct wmOperatorType *ot);
void GPENCIL_OT_unlock_all(struct wmOperatorType *ot);
void GPENCIL_OT_layer_isolate(struct wmOperatorType *ot);
void GPENCIL_OT_layer_merge(struct wmOperatorType *ot);
void GPENCIL_OT_blank_frame_add(struct wmOperatorType *ot);
void GPENCIL_OT_active_frame_delete(struct wmOperatorType *ot);
void GPENCIL_OT_annotation_active_frame_delete(struct wmOperatorType *ot);
void GPENCIL_OT_active_frames_delete_all(struct wmOperatorType *ot);
void GPENCIL_OT_frame_duplicate(struct wmOperatorType *ot);
void GPENCIL_OT_frame_clean_fill(struct wmOperatorType *ot);
void GPENCIL_OT_frame_clean_loose(struct wmOperatorType *ot);
void GPENCIL_OT_convert(struct wmOperatorType *ot);
void GPENCIL_OT_image_to_grease_pencil(struct wmOperatorType *ot);
enum {
GP_STROKE_JOIN = -1,
GP_STROKE_JOINCOPY = 1,
};
enum {
GP_STROKE_BOX = -1,
GP_STROKE_LINE = 1,
GP_STROKE_CIRCLE = 2,
GP_STROKE_ARC = 3,
GP_STROKE_CURVE = 4,
GP_STROKE_POLYLINE = 5,
};
enum {
GP_MERGE_STROKE = -1,
GP_MERGE_POINT = 1,
};
void GPENCIL_OT_stroke_arrange(struct wmOperatorType *ot);
void GPENCIL_OT_stroke_change_color(struct wmOperatorType *ot);
void GPENCIL_OT_stroke_apply_thickness(struct wmOperatorType *ot);
void GPENCIL_OT_stroke_cyclical_set(struct wmOperatorType *ot);
void GPENCIL_OT_stroke_caps_set(struct wmOperatorType *ot);
void GPENCIL_OT_stroke_join(struct wmOperatorType *ot);
void GPENCIL_OT_stroke_flip(struct wmOperatorType *ot);
void GPENCIL_OT_stroke_subdivide(struct wmOperatorType *ot);
void GPENCIL_OT_stroke_simplify(struct wmOperatorType *ot);
void GPENCIL_OT_stroke_simplify_fixed(struct wmOperatorType *ot);
void GPENCIL_OT_stroke_separate(struct wmOperatorType *ot);
void GPENCIL_OT_stroke_split(struct wmOperatorType *ot);
void GPENCIL_OT_stroke_smooth(struct wmOperatorType *ot);
void GPENCIL_OT_stroke_sample(struct wmOperatorType *ot);
void GPENCIL_OT_stroke_merge(struct wmOperatorType *ot);
void GPENCIL_OT_stroke_cutter(struct wmOperatorType *ot);
void GPENCIL_OT_stroke_trim(struct wmOperatorType *ot);
void GPENCIL_OT_stroke_merge_by_distance(struct wmOperatorType *ot);
void GPENCIL_OT_stroke_merge_material(struct wmOperatorType *ot);
void GPENCIL_OT_material_to_vertex_color(struct wmOperatorType *ot);
void GPENCIL_OT_extract_palette_vertex(struct wmOperatorType *ot);
void GPENCIL_OT_transform_fill(struct wmOperatorType *ot);
void GPENCIL_OT_reset_transform_fill(struct wmOperatorType *ot);
void GPENCIL_OT_brush_reset(struct wmOperatorType *ot);
void GPENCIL_OT_brush_reset_all(struct wmOperatorType *ot);
/* undo stack ---------- */
void gpencil_undo_init(struct bGPdata *gpd);
void gpencil_undo_push(struct bGPdata *gpd);
void gpencil_undo_finish(void);
/* interpolation ---------- */
void GPENCIL_OT_interpolate(struct wmOperatorType *ot);
void GPENCIL_OT_interpolate_sequence(struct wmOperatorType *ot);
void GPENCIL_OT_interpolate_reverse(struct wmOperatorType *ot);
/* primitives ---------- */
void GPENCIL_OT_primitive(struct wmOperatorType *ot);
/* vertex groups ------------ */
void GPENCIL_OT_vertex_group_assign(struct wmOperatorType *ot);
void GPENCIL_OT_vertex_group_remove_from(struct wmOperatorType *ot);
void GPENCIL_OT_vertex_group_select(struct wmOperatorType *ot);
void GPENCIL_OT_vertex_group_deselect(struct wmOperatorType *ot);
void GPENCIL_OT_vertex_group_invert(struct wmOperatorType *ot);
void GPENCIL_OT_vertex_group_smooth(struct wmOperatorType *ot);
void GPENCIL_OT_vertex_group_normalize(struct wmOperatorType *ot);
void GPENCIL_OT_vertex_group_normalize_all(struct wmOperatorType *ot);
/* color handle */
void GPENCIL_OT_lock_layer(struct wmOperatorType *ot);
void GPENCIL_OT_material_isolate(struct wmOperatorType *ot);
void GPENCIL_OT_material_hide(struct wmOperatorType *ot);
void GPENCIL_OT_material_reveal(struct wmOperatorType *ot);
void GPENCIL_OT_material_lock_all(struct wmOperatorType *ot);
void GPENCIL_OT_material_unlock_all(struct wmOperatorType *ot);
void GPENCIL_OT_material_lock_unused(struct wmOperatorType *ot);
void GPENCIL_OT_select_material(struct wmOperatorType *ot);
void GPENCIL_OT_set_active_material(struct wmOperatorType *ot);
/* convert old 2.7 files to 2.8 */
void GPENCIL_OT_convert_old_files(struct wmOperatorType *ot);
/* armatures */
void GPENCIL_OT_generate_weights(struct wmOperatorType *ot);
/* ****************************************************** */
/* FILTERED ACTION DATA - TYPES ---> XXX DEPRECATED OLD ANIM SYSTEM CODE! */
/* XXX - TODO: replace this with the modern bAnimListElem... */
/* This struct defines a structure used for quick access */
typedef struct bActListElem {
struct bActListElem *next, *prev;
void *data; /* source data this elem represents */
int type; /* one of the ACTTYPE_* values */
int flag; /* copy of elem's flags for quick access */
int index; /* copy of adrcode where applicable */
void *key_data; /* motion data - ipo or ipo-curve */
short datatype; /* type of motion data to expect */
struct bActionGroup *grp; /* action group that owns the channel */
void *owner; /* will either be an action channel or fake ipo-channel (for keys) */
short ownertype; /* type of owner */
} bActListElem;
/* ****************************************************** */
/* FILTER ACTION DATA - METHODS/TYPES */
/* filtering flags - under what circumstances should a channel be added */
typedef enum ACTFILTER_FLAGS {
ACTFILTER_VISIBLE = (1 << 0), /* should channels be visible */
ACTFILTER_SEL = (1 << 1), /* should channels be selected */
ACTFILTER_FOREDIT = (1 << 2), /* does editable status matter */
ACTFILTER_CHANNELS = (1 << 3), /* do we only care that it is a channel */
ACTFILTER_IPOKEYS = (1 << 4), /* only channels referencing ipo's */
ACTFILTER_ONLYICU = (1 << 5), /* only reference ipo-curves */
ACTFILTER_FORDRAWING = (1 << 6), /* make list for interface drawing */
ACTFILTER_ACTGROUPED = (1 << 7), /* belongs to the active group */
} ACTFILTER_FLAGS;
/* Action Editor - Main Data types */
typedef enum ACTCONT_TYPES {
ACTCONT_NONE = 0,
ACTCONT_ACTION,
ACTCONT_SHAPEKEY,
ACTCONT_GPENCIL,
} ACTCONT_TYPES;
/* ****************************************************** */
/* Stroke Iteration Utilities */
struct GP_EditableStrokes_Iter {
float diff_mat[4][4];
float inverse_diff_mat[4][4];
};
/**
* Iterate over all editable strokes in the current context,
* stopping on each usable layer + stroke pair (i.e. gpl and gps)
* to perform some operations on the stroke.
*
* \param gpl: The identifier to use for the layer of the stroke being processed.
* Choose a suitable value to avoid name clashes.
* \param gps: The identifier to use for current stroke being processed.
* Choose a suitable value to avoid name clashes.
*/
#define GP_EDITABLE_STROKES_BEGIN(gpstroke_iter, C, gpl, gps) \
{ \
struct GP_EditableStrokes_Iter gpstroke_iter = {{{0}}}; \
Depsgraph *depsgraph_ = CTX_data_ensure_evaluated_depsgraph(C); \
Object *obact_ = CTX_data_active_object(C); \
bGPdata *gpd_ = CTX_data_gpencil_data(C); \
const bool is_multiedit_ = (bool)GPENCIL_MULTIEDIT_SESSIONS_ON(gpd_); \
CTX_DATA_BEGIN (C, bGPDlayer *, gpl, editable_gpencil_layers) { \
bGPDframe *init_gpf_ = (is_multiedit_) ? gpl->frames.first : gpl->actframe; \
for (bGPDframe *gpf_ = init_gpf_; gpf_; gpf_ = gpf_->next) { \
if ((gpf_ == gpl->actframe) || ((gpf_->flag & GP_FRAME_SELECT) && is_multiedit_)) { \
BKE_gpencil_parent_matrix_get(depsgraph_, obact_, gpl, gpstroke_iter.diff_mat); \
invert_m4_m4(gpstroke_iter.inverse_diff_mat, gpstroke_iter.diff_mat); \
/* loop over strokes */ \
bGPDstroke *gpsn_; \
for (bGPDstroke *gps = gpf_->strokes.first; gps; gps = gpsn_) { \
gpsn_ = gps->next; \
/* skip strokes that are invalid for current view */ \
if (ED_gpencil_stroke_can_use(C, gps) == false) \
continue; \
/* check if the color is editable */ \
if (ED_gpencil_stroke_color_use(obact_, gpl, gps) == false) \
continue; \
/* ... Do Stuff With Strokes ... */
#define GP_EDITABLE_STROKES_END(gpstroke_iter) \
} \
} \
if (!is_multiedit_) { \
break; \
} \
} \
} \
CTX_DATA_END; \
} \
(void)0
/**
* Iterate over all editable strokes using evaluated data in the current context,
* stopping on each usable layer + stroke pair (i.e. gpl and gps)
* to perform some operations on the stroke.
*
* \param gpl: The identifier to use for the layer of the stroke being processed.
* Choose a suitable value to avoid name clashes.
* \param gps: The identifier to use for current stroke being processed.
* Choose a suitable value to avoid name clashes.
*/
#define GP_EVALUATED_STROKES_BEGIN(gpstroke_iter, C, gpl, gps) \
{ \
struct GP_EditableStrokes_Iter gpstroke_iter = {{{0}}}; \
Depsgraph *depsgraph_ = CTX_data_ensure_evaluated_depsgraph(C); \
Object *obact_ = CTX_data_active_object(C); \
Object *ob_eval_ = (Object *)DEG_get_evaluated_id(depsgraph_, &obact_->id); \
bGPdata *gpd_ = (bGPdata *)ob_eval_->data; \
const bool is_multiedit_ = (bool)GPENCIL_MULTIEDIT_SESSIONS_ON(gpd_); \
LISTBASE_FOREACH (bGPDlayer *, gpl, &gpd_->layers) { \
if (BKE_gpencil_layer_is_editable(gpl)) { \
bGPDframe *init_gpf_ = gpl->actframe; \
if (is_multiedit_) { \
init_gpf_ = gpl->frames.first; \
} \
for (bGPDframe *gpf_ = init_gpf_; gpf_; gpf_ = gpf_->next) { \
if ((gpf_ == gpl->actframe) || ((gpf_->flag & GP_FRAME_SELECT) && is_multiedit_)) { \
BKE_gpencil_parent_matrix_get(depsgraph_, obact_, gpl, gpstroke_iter.diff_mat); \
invert_m4_m4(gpstroke_iter.inverse_diff_mat, gpstroke_iter.diff_mat); \
/* loop over strokes */ \
for (bGPDstroke *gps = gpf_->strokes.first; gps; gps = gps->next) { \
/* skip strokes that are invalid for current view */ \
if (ED_gpencil_stroke_can_use(C, gps) == false) \
continue; \
/* check if the color is editable */ \
if (ED_gpencil_stroke_color_use(obact_, gpl, gps) == false) \
continue; \
/* ... Do Stuff With Strokes ... */
#define GP_EVALUATED_STROKES_END(gpstroke_iter) \
} \
} \
if (!is_multiedit_) { \
break; \
} \
} \
} \
} \
} \
(void)0
/* ****************************************************** */
#endif /* __GPENCIL_INTERN_H__ */
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