Blender: gpencil_curve_legacy.cc File Reference

Blender V4.3

#include <cmath>
#include <cstddef>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include "MEM_guardedalloc.h"
#include "BLI_math_color.h"
#include "BLI_math_vector.h"
#include "BLT_translation.hh"
#include "DNA_collection_types.h"
#include "DNA_gpencil_legacy_types.h"
#include "DNA_material_types.h"
#include "DNA_meshdata_types.h"
#include "DNA_scene_types.h"
#include "BKE_collection.hh"
#include "BKE_curve.hh"
#include "BKE_gpencil_curve_legacy.h"
#include "BKE_gpencil_geom_legacy.h"
#include "BKE_gpencil_legacy.h"
#include "BKE_material.h"
#include "curve_fit_nd.h"
#include "DEG_depsgraph_query.hh"

Go to the source code of this file.

Macros
#define	COORD_FITTING_INFLUENCE 20.0f

#define	POINT_DIM 9

Functions
Convert to curve object
static void	gpencil_editstroke_deselect_all (bGPDcurve *gpc)

Edit-Curve Kernel Functions
static bGPDcurve *	gpencil_stroke_editcurve_generate_edgecases (bGPDstroke *gps, const float stroke_radius)

bGPDcurve *	BKE_gpencil_stroke_editcurve_generate (bGPDstroke *gps, const float error_threshold, const float corner_angle, const float stroke_radius)

void	BKE_gpencil_editcurve_stroke_sync_selection (bGPdata , bGPDstroke gps, bGPDcurve *gpc)

void	BKE_gpencil_editcurve_recalculate_handles (bGPDstroke *gps)

static int	gpencil_editcurve_subdivide_count (bGPDcurve *gpc, bool is_cyclic)

static void	gpencil_editcurve_subdivide_curve_segment (bGPDcurve_point cpt_start, bGPDcurve_point cpt_end, bGPDcurve_point *cpt_new)

void	BKE_gpencil_editcurve_subdivide (bGPDstroke *gps, const int cuts)

Macro Definition Documentation

◆ COORD_FITTING_INFLUENCE

#define COORD_FITTING_INFLUENCE 20.0f

Definition at line 41 of file gpencil_curve_legacy.cc.

Referenced by BKE_gpencil_stroke_editcurve_generate().

◆ POINT_DIM

#define POINT_DIM 9

Referenced by BKE_gpencil_stroke_editcurve_generate().

Function Documentation

◆ BKE_gpencil_editcurve_recalculate_handles()

void BKE_gpencil_editcurve_recalculate_handles ( struct bGPDstroke * gps )

Recalculate the handles of the edit curve of a grease pencil stroke.

Definition at line 275 of file gpencil_curve_legacy.cc.

References bGPDcurve_point::bezt, BKE_nurb_handle_calc(), bGPDcurve::curve_points, bGPDstroke::editcurve, bGPDcurve_point::flag, bGPDstroke::flag, GP_CURVE_POINT_SELECT, GP_STROKE_CYCLIC, GP_STROKE_NEEDS_CURVE_UPDATE, and bGPDcurve::tot_curve_points.

Referenced by createTransGPencil_curves(), and recalcData_gpencil_strokes().

◆ BKE_gpencil_editcurve_stroke_sync_selection()

void BKE_gpencil_editcurve_stroke_sync_selection	(	struct bGPdata *	gpd,
		struct bGPDstroke *	gps,
		struct bGPDcurve *	gpc )

Sync the selection from stroke to edit-curve.

Definition at line 249 of file gpencil_curve_legacy.cc.

References bGPDcurve_point::bezt, BEZT_DESEL_ALL, BEZT_SEL_ALL, bGPDcurve::curve_points, bGPDcurve::flag, bGPDcurve_point::flag, bGPDspoint::flag, bGPDstroke::flag, GP_CURVE_POINT_SELECT, GP_CURVE_SELECT, GP_SPOINT_SELECT, GP_STROKE_SELECT, gpencil_editstroke_deselect_all(), bGPDcurve_point::point_index, bGPDstroke::points, and bGPDcurve::tot_curve_points.

◆ BKE_gpencil_editcurve_subdivide()

void BKE_gpencil_editcurve_subdivide	(	bGPDstroke *	gps,
		const int	cuts )

Definition at line 402 of file gpencil_curve_legacy.cc.

References bGPDcurve_point::bezt, BEZT_SEL_ALL, bGPDcurve::curve_points, bGPDstroke::editcurve, bGPDcurve_point::flag, bGPDstroke::flag, GP_CURVE_POINT_SELECT, GP_STROKE_CYCLIC, gpencil_editcurve_subdivide_count(), gpencil_editcurve_subdivide_curve_segment(), BezTriple::h1, BezTriple::h2, HD_ALIGN, is_cyclic(), MEM_callocN, MEM_freeN(), and bGPDcurve::tot_curve_points.

◆ BKE_gpencil_stroke_editcurve_generate()

bGPDcurve * BKE_gpencil_stroke_editcurve_generate	(	struct bGPDstroke *	gps,
		float	error_threshold,
		float	corner_angle,
		float	stroke_radius )

Creates a bGPDcurve by doing a cubic curve fitting on the grease pencil stroke points.

Definition at line 137 of file gpencil_curve_legacy.cc.

References bGPDcurve_point::bezt, BKE_gpencil_stroke_editcurve_new(), bGPDstroke::boundbox_max, bGPDstroke::boundbox_min, COORD_FITTING_INFLUENCE, bGPDcurve::curve_points, bGPDstroke::flag, free(), GP_STROKE_CYCLIC, gpencil_stroke_editcurve_generate_edgecases(), BezTriple::h1, BezTriple::h2, HD_ALIGN, HD_FREE, len_v3v3(), madd_v3_v3v3fl(), MEM_callocN, MEM_freeN(), mul_v3_v3fl(), mul_v4_v4fl(), POINT_DIM, bGPDcurve_point::point_index, bGPDstroke::points, bGPDcurve_point::pressure, bGPDspoint::pressure, bGPDcurve_point::strength, bGPDspoint::strength, sub_v3_v3v3(), bGPDstroke::totpoints, BezTriple::vec, bGPDcurve_point::vert_color, bGPDspoint::vert_color, and bGPDspoint::x.

◆ gpencil_editcurve_subdivide_count()

static int gpencil_editcurve_subdivide_count	(	bGPDcurve *	gpc,
		bool	is_cyclic )

static

Definition at line 345 of file gpencil_curve_legacy.cc.

References count, bGPDcurve::curve_points, bGPDcurve_point::flag, GP_CURVE_POINT_SELECT, is_cyclic(), and bGPDcurve::tot_curve_points.

Referenced by BKE_gpencil_editcurve_subdivide().

◆ gpencil_editcurve_subdivide_curve_segment()

static void gpencil_editcurve_subdivide_curve_segment	(	bGPDcurve_point *	cpt_start,
		bGPDcurve_point *	cpt_end,
		bGPDcurve_point *	cpt_new )

static

Definition at line 369 of file gpencil_curve_legacy.cc.

References b, bGPDcurve_point::bezt, interp_v4_v4v4(), interpf(), bGPDcurve_point::pressure, q1, bGPDcurve_point::strength, BezTriple::vec, and bGPDcurve_point::vert_color.

Referenced by BKE_gpencil_editcurve_subdivide().

◆ gpencil_editstroke_deselect_all()

static void gpencil_editstroke_deselect_all ( bGPDcurve * gpc )

static

Definition at line 47 of file gpencil_curve_legacy.cc.

References bGPDcurve_point::bezt, BEZT_DESEL_ALL, bGPDcurve::curve_points, bGPDcurve::flag, bGPDcurve_point::flag, and bGPDcurve::tot_curve_points.

Referenced by BKE_gpencil_editcurve_stroke_sync_selection().

◆ gpencil_stroke_editcurve_generate_edgecases()

static bGPDcurve * gpencil_stroke_editcurve_generate_edgecases	(	bGPDstroke *	gps,
		const float	stroke_radius )

static