Differential D2889 Diff 11446 source/blender/editors/gpencil/gpencil_convert.c

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source/blender/editors/gpencil/gpencil_convert.c

Show First 20 Lines • Show All 50 Lines • ▼ Show 20 Lines
#include "DNA_group_types.h"		#include "DNA_group_types.h"
#include "DNA_object_types.h"		#include "DNA_object_types.h"
#include "DNA_node_types.h"		#include "DNA_node_types.h"
#include "DNA_scene_types.h"		#include "DNA_scene_types.h"
#include "DNA_screen_types.h"		#include "DNA_screen_types.h"
#include "DNA_space_types.h"		#include "DNA_space_types.h"
#include "DNA_view3d_types.h"		#include "DNA_view3d_types.h"
#include "DNA_gpencil_types.h"		#include "DNA_gpencil_types.h"
#include "DNA_workspace_types.h"

#include "BKE_collection.h"		#include "BKE_collection.h"
#include "BKE_context.h"		#include "BKE_context.h"
#include "BKE_curve.h"		#include "BKE_curve.h"
#include "BKE_fcurve.h"		#include "BKE_fcurve.h"
#include "BKE_global.h"		#include "BKE_global.h"
#include "BKE_gpencil.h"		#include "BKE_gpencil.h"
#include "BKE_layer.h"		#include "BKE_layer.h"
#include "BKE_library.h"		#include "BKE_library.h"
#include "BKE_main.h"		#include "BKE_main.h"
#include "BKE_object.h"		#include "BKE_object.h"
#include "BKE_report.h"		#include "BKE_report.h"
#include "BKE_scene.h"		#include "BKE_scene.h"
#include "BKE_screen.h"		#include "BKE_screen.h"
#include "BKE_tracking.h"		#include "BKE_tracking.h"

#include "DEG_depsgraph.h"		#include "DEG_depsgraph.h"
		#include "DEG_depsgraph_query.h"

#include "UI_interface.h"		#include "UI_interface.h"

#include "WM_api.h"		#include "WM_api.h"
#include "WM_types.h"		#include "WM_types.h"

#include "RNA_access.h"		#include "RNA_access.h"
#include "RNA_define.h"		#include "RNA_define.h"
▲ Show 20 Lines • Show All 59 Lines • ▼ Show 20 Lines
}		}

/* --- */		/* --- */

/* convert the coordinates from the given stroke point into 3d-coordinates		/* convert the coordinates from the given stroke point into 3d-coordinates
* - assumes that the active space is the 3D-View		* - assumes that the active space is the 3D-View
*/		*/
static void gp_strokepoint_convertcoords(		static void gp_strokepoint_convertcoords(
bContext C, bGPDlayer gpl, bGPDstroke gps, bGPDspoint source_pt,		bContext C, bGPdata gpd, bGPDlayer gpl, bGPDstroke gps, bGPDspoint *source_pt,
float p3d[3], const rctf *subrect)		float p3d[3], const rctf *subrect)
{		{
Scene *scene = CTX_data_scene(C);		Scene *scene = CTX_data_scene(C);
View3D *v3d = CTX_wm_view3d(C);		View3D *v3d = CTX_wm_view3d(C);
ARegion *ar = CTX_wm_region(C);		ARegion *ar = CTX_wm_region(C);
		Depsgraph *depsgraph = CTX_data_depsgraph(C); \
		Object *obact = CTX_data_active_object(C);
bGPDspoint mypt, *pt;		bGPDspoint mypt, *pt;

float diff_mat[4][4];		float diff_mat[4][4];
pt = &mypt;		pt = &mypt;

/* calculate difference matrix if parent object */
if (gpl->parent == NULL) {
copy_v3_v3(&pt->x, &source_pt->x);
}
else {
/* apply parent transform */		/* apply parent transform */
float fpt[3];		float fpt[3];
ED_gpencil_parent_location(gpl, diff_mat);		ED_gpencil_parent_location(depsgraph, obact, gpd, gpl, diff_mat);
mul_v3_m4v3(fpt, diff_mat, &source_pt->x);		mul_v3_m4v3(fpt, diff_mat, &source_pt->x);
copy_v3_v3(&pt->x, fpt);		copy_v3_v3(&pt->x, fpt);
}


if (gps->flag & GP_STROKE_3DSPACE) {		if (gps->flag & GP_STROKE_3DSPACE) {
/* directly use 3d-coordinates */		/* directly use 3d-coordinates */
copy_v3_v3(p3d, &pt->x);		copy_v3_v3(p3d, &pt->x);
}		}
else {		else {
const float *fp = ED_view3d_cursor3d_get(scene, v3d)->location;		const float *fp = ED_view3d_cursor3d_get(scene, v3d)->location;
▲ Show 20 Lines • Show All 404 Lines • ▼ Show 20 Lines	static void gp_stroke_to_path_add_point(tGpTimingData gtd, BPoint bp, const float p[3], const float prev_p[3],
}		}

/* Update timing data */		/* Update timing data */
if (do_gtd) {		if (do_gtd) {
gp_timing_data_add_point(gtd, inittime, time, len_v3v3(prev_p, p));		gp_timing_data_add_point(gtd, inittime, time, len_v3v3(prev_p, p));
}		}
}		}

static void gp_stroke_to_path(bContext C, bGPDlayer gpl, bGPDstroke gps, Curve cu, rctf subrect, Nurb *curnu,		static void gp_stroke_to_path(bContext C, bGPdata gpd, bGPDlayer gpl, bGPDstroke gps, Curve cu, rctf subrect, Nurb **curnu,
float minmax_weights[2], const float rad_fac, bool stitch, const bool add_start_point,		float minmax_weights[2], const float rad_fac, bool stitch, const bool add_start_point,
const bool add_end_point, tGpTimingData *gtd)		const bool add_end_point, tGpTimingData *gtd)
{		{
bGPDspoint *pt;		bGPDspoint *pt;
Nurb nu = (curnu) ? curnu : NULL;		Nurb nu = (curnu) ? curnu : NULL;
BPoint bp, prev_bp = NULL;		BPoint bp, prev_bp = NULL;
const bool do_gtd = (gtd->mode != GP_STROKECONVERT_TIMING_NONE);		const bool do_gtd = (gtd->mode != GP_STROKECONVERT_TIMING_NONE);
const int add_start_end_points = (add_start_point ? 1 : 0) + (add_end_point ? 1 : 0);		const int add_start_end_points = (add_start_point ? 1 : 0) + (add_end_point ? 1 : 0);
▲ Show 20 Lines • Show All 47 Lines • ▼ Show 20 Lines	if (curnu && !stitch && old_nbp) {
prev_bp = NULL;		prev_bp = NULL;
if ((old_nbp > 1) && (gps->prev->totpoints > 1)) {		if ((old_nbp > 1) && (gps->prev->totpoints > 1)) {
/* Only use last curve segment if previous stroke was not a single-point one! */		/* Only use last curve segment if previous stroke was not a single-point one! */
prev_bp = &nu->bp[old_nbp - 2];		prev_bp = &nu->bp[old_nbp - 2];
}		}
bp = &nu->bp[old_nbp - 1];		bp = &nu->bp[old_nbp - 1];

/* First point */		/* First point */
gp_strokepoint_convertcoords(C, gpl, gps, gps->points, p, subrect);		gp_strokepoint_convertcoords(C, gpd, gpl, gps, gps->points, p, subrect);
if (prev_bp) {		if (prev_bp) {
interp_v3_v3v3(p1, bp->vec, prev_bp->vec, -GAP_DFAC);		interp_v3_v3v3(p1, bp->vec, prev_bp->vec, -GAP_DFAC);
if (do_gtd) {		if (do_gtd) {
const int idx = gps->prev->totpoints - 1;		const int idx = gps->prev->totpoints - 1;
dt1 = interpf(gps->prev->points[idx - 1].time, gps->prev->points[idx].time, -GAP_DFAC);		dt1 = interpf(gps->prev->points[idx - 1].time, gps->prev->points[idx].time, -GAP_DFAC);
}		}
}		}
else {		else {
interp_v3_v3v3(p1, bp->vec, p, GAP_DFAC);		interp_v3_v3v3(p1, bp->vec, p, GAP_DFAC);
if (do_gtd) {		if (do_gtd) {
dt1 = interpf(gps->inittime - gps->prev->inittime, 0.0f, GAP_DFAC);		dt1 = interpf(gps->inittime - gps->prev->inittime, 0.0f, GAP_DFAC);
}		}
}		}
bp++;		bp++;
gp_stroke_to_path_add_point(gtd, bp, p1, (bp - 1)->vec, do_gtd, gps->prev->inittime, dt1,		gp_stroke_to_path_add_point(gtd, bp, p1, (bp - 1)->vec, do_gtd, gps->prev->inittime, dt1,
0.0f, rad_fac, minmax_weights);		0.0f, rad_fac, minmax_weights);

/* Second point */		/* Second point */
/* Note dt2 is always negative, which marks the gap. */		/* Note dt2 is always negative, which marks the gap. */
if (gps->totpoints > 1) {		if (gps->totpoints > 1) {
gp_strokepoint_convertcoords(C, gpl, gps, gps->points + 1, next_p, subrect);		gp_strokepoint_convertcoords(C, gpd, gpl, gps, gps->points + 1, next_p, subrect);
interp_v3_v3v3(p2, p, next_p, -GAP_DFAC);		interp_v3_v3v3(p2, p, next_p, -GAP_DFAC);
if (do_gtd) {		if (do_gtd) {
dt2 = interpf(gps->points[1].time, gps->points[0].time, -GAP_DFAC);		dt2 = interpf(gps->points[1].time, gps->points[0].time, -GAP_DFAC);
}		}
}		}
else {		else {
interp_v3_v3v3(p2, p, bp->vec, GAP_DFAC);		interp_v3_v3v3(p2, p, bp->vec, GAP_DFAC);
if (do_gtd) {		if (do_gtd) {
dt2 = interpf(gps->prev->inittime - gps->inittime, 0.0f, GAP_DFAC);		dt2 = interpf(gps->prev->inittime - gps->inittime, 0.0f, GAP_DFAC);
}		}
}		}
bp++;		bp++;
gp_stroke_to_path_add_point(gtd, bp, p2, p1, do_gtd, gps->inittime, dt2, 0.0f, rad_fac, minmax_weights);		gp_stroke_to_path_add_point(gtd, bp, p2, p1, do_gtd, gps->inittime, dt2, 0.0f, rad_fac, minmax_weights);

old_nbp += 2;		old_nbp += 2;
}		}
else if (add_start_point) {		else if (add_start_point) {
float p[3], next_p[3];		float p[3], next_p[3];
float dt = 0.0f;		float dt = 0.0f;

gp_strokepoint_convertcoords(C, gpl, gps, gps->points, p, subrect);		gp_strokepoint_convertcoords(C, gpd, gpl, gps, gps->points, p, subrect);
if (gps->totpoints > 1) {		if (gps->totpoints > 1) {
gp_strokepoint_convertcoords(C, gpl, gps, gps->points + 1, next_p, subrect);		gp_strokepoint_convertcoords(C, gpd, gpl, gps, gps->points + 1, next_p, subrect);
interp_v3_v3v3(p, p, next_p, -GAP_DFAC);		interp_v3_v3v3(p, p, next_p, -GAP_DFAC);
if (do_gtd) {		if (do_gtd) {
dt = interpf(gps->points[1].time, gps->points[0].time, -GAP_DFAC);		dt = interpf(gps->points[1].time, gps->points[0].time, -GAP_DFAC);
}		}
}		}
else {		else {
p[0] -= GAP_DFAC; /* Rather arbitrary... */		p[0] -= GAP_DFAC; /* Rather arbitrary... */
dt = -GAP_DFAC; /* Rather arbitrary too! */		dt = -GAP_DFAC; /* Rather arbitrary too! */
Show All 15 Lines	static void gp_stroke_to_path(bContext C, bGPdata gpd, bGPDlayer gpl, bGPDstroke gps, Curve cu, rctf subrect, Nurb **curnu,
for (i = (stitch) ? 1 : 0, pt = &gps->points[(stitch) ? 1 : 0], bp = &nu->bp[old_nbp];		for (i = (stitch) ? 1 : 0, pt = &gps->points[(stitch) ? 1 : 0], bp = &nu->bp[old_nbp];
i < gps->totpoints;		i < gps->totpoints;
i++, pt++, bp++)		i++, pt++, bp++)
{		{
float p[3];		float p[3];
float width = pt->pressure * (gps->thickness + gpl->thickness) * WIDTH_CORR_FAC;		float width = pt->pressure * (gps->thickness + gpl->thickness) * WIDTH_CORR_FAC;

/* get coordinates to add at */		/* get coordinates to add at */
gp_strokepoint_convertcoords(C, gpl, gps, pt, p, subrect);		gp_strokepoint_convertcoords(C, gpd, gpl, gps, pt, p, subrect);

gp_stroke_to_path_add_point(gtd, bp, p, (prev_bp) ? prev_bp->vec : p, do_gtd, gps->inittime, pt->time,		gp_stroke_to_path_add_point(gtd, bp, p, (prev_bp) ? prev_bp->vec : p, do_gtd, gps->inittime, pt->time,
width, rad_fac, minmax_weights);		width, rad_fac, minmax_weights);

prev_bp = bp;		prev_bp = bp;
}		}

if (add_end_point) {		if (add_end_point) {
▲ Show 20 Lines • Show All 53 Lines • ▼ Show 20 Lines	static void gp_stroke_to_bezier_add_point(tGpTimingData gtd, BezTriple bezt,
}		}

/* Update timing data */		/* Update timing data */
if (do_gtd) {		if (do_gtd) {
gp_timing_data_add_point(gtd, inittime, time, len_v3v3(prev_p, p));		gp_timing_data_add_point(gtd, inittime, time, len_v3v3(prev_p, p));
}		}
}		}

static void gp_stroke_to_bezier(bContext C, bGPDlayer gpl, bGPDstroke gps, Curve cu, rctf subrect, Nurb *curnu,		static void gp_stroke_to_bezier(bContext C, bGPdata gpd, bGPDlayer gpl, bGPDstroke gps, Curve cu, rctf subrect, Nurb **curnu,
float minmax_weights[2], const float rad_fac, bool stitch, const bool add_start_point,		float minmax_weights[2], const float rad_fac, bool stitch, const bool add_start_point,
const bool add_end_point, tGpTimingData *gtd)		const bool add_end_point, tGpTimingData *gtd)
{		{
bGPDspoint *pt;		bGPDspoint *pt;
Nurb nu = (curnu) ? curnu : NULL;		Nurb nu = (curnu) ? curnu : NULL;
BezTriple bezt, prev_bezt = NULL;		BezTriple bezt, prev_bezt = NULL;
int i, tot, old_nbezt = 0;		int i, tot, old_nbezt = 0;
const int add_start_end_points = (add_start_point ? 1 : 0) + (add_end_point ? 1 : 0);		const int add_start_end_points = (add_start_point ? 1 : 0) + (add_end_point ? 1 : 0);
Show All 25 Lines	if (do_gtd) {
gp_timing_data_set_nbr(gtd, nu->pntsu);		gp_timing_data_set_nbr(gtd, nu->pntsu);
}		}

tot = gps->totpoints;		tot = gps->totpoints;

/* get initial coordinates */		/* get initial coordinates */
pt = gps->points;		pt = gps->points;
if (tot) {		if (tot) {
gp_strokepoint_convertcoords(C, gpl, gps, pt, (stitch) ? p3d_prev : p3d_cur, subrect);		gp_strokepoint_convertcoords(C, gpd, gpl, gps, pt, (stitch) ? p3d_prev : p3d_cur, subrect);
if (tot > 1) {		if (tot > 1) {
gp_strokepoint_convertcoords(C, gpl, gps, pt + 1, (stitch) ? p3d_cur : p3d_next, subrect);		gp_strokepoint_convertcoords(C, gpd, gpl, gps, pt + 1, (stitch) ? p3d_cur : p3d_next, subrect);
}		}
if (stitch && tot > 2) {		if (stitch && tot > 2) {
gp_strokepoint_convertcoords(C, gpl, gps, pt + 2, p3d_next, subrect);		gp_strokepoint_convertcoords(C, gpd, gpl, gps, pt + 2, p3d_next, subrect);
}		}
}		}

/* If needed, make the link between both strokes with two zero-radius additional points */		/* If needed, make the link between both strokes with two zero-radius additional points */
if (curnu && old_nbezt) {		if (curnu && old_nbezt) {
BLI_assert(gps->prev != NULL);		BLI_assert(gps->prev != NULL);

/* Update last point's second handle */		/* Update last point's second handle */
▲ Show 20 Lines • Show All 126 Lines • ▼ Show 20 Lines	for (i = stitch ? 1 : 0, bezt = &nu->bezt[old_nbezt]; i < tot; i++, pt++, bezt++) {
gp_stroke_to_bezier_add_point(gtd, bezt, p3d_cur, h1, h2, prev_bezt ? prev_bezt->vec[1] : p3d_cur,		gp_stroke_to_bezier_add_point(gtd, bezt, p3d_cur, h1, h2, prev_bezt ? prev_bezt->vec[1] : p3d_cur,
do_gtd, gps->inittime, pt->time, width, rad_fac, minmax_weights);		do_gtd, gps->inittime, pt->time, width, rad_fac, minmax_weights);

/* shift coord vects */		/* shift coord vects */
copy_v3_v3(p3d_prev, p3d_cur);		copy_v3_v3(p3d_prev, p3d_cur);
copy_v3_v3(p3d_cur, p3d_next);		copy_v3_v3(p3d_cur, p3d_next);

if (i + 2 < tot) {		if (i + 2 < tot) {
gp_strokepoint_convertcoords(C, gpl, gps, pt + 2, p3d_next, subrect);		gp_strokepoint_convertcoords(C, gpd, gpl, gps, pt + 2, p3d_next, subrect);
}		}

prev_bezt = bezt;		prev_bezt = bezt;
}		}

if (add_end_point) {		if (add_end_point) {
float p[3];		float p[3];
float dt = 0.0f;		float dt = 0.0f;
▲ Show 20 Lines • Show All 122 Lines • ▼ Show 20 Lines	static int gp_camera_view_subrect(bContext C, rctf subrect)
return 0;		return 0;
}		}

/* convert a given grease-pencil layer to a 3d-curve representation (using current view if appropriate) */		/* convert a given grease-pencil layer to a 3d-curve representation (using current view if appropriate) */
static void gp_layer_to_curve(bContext C, ReportList reports, bGPdata gpd, bGPDlayer gpl, const int mode,		static void gp_layer_to_curve(bContext C, ReportList reports, bGPdata gpd, bGPDlayer gpl, const int mode,
const bool norm_weights, const float rad_fac, const bool link_strokes, tGpTimingData *gtd)		const bool norm_weights, const float rad_fac, const bool link_strokes, tGpTimingData *gtd)
{		{
struct Main *bmain = CTX_data_main(C);		struct Main *bmain = CTX_data_main(C);
Scene *scene = CTX_data_scene(C);
ViewLayer *view_layer = CTX_data_view_layer(C);		ViewLayer *view_layer = CTX_data_view_layer(C);
Collection *collection = CTX_data_collection(C);		Collection *collection = CTX_data_collection(C);
bGPDframe *gpf = BKE_gpencil_layer_getframe(gpl, CFRA, 0);		Depsgraph *depsgraph = CTX_data_depsgraph(C);
		int cfra_eval = (int)DEG_get_ctime(depsgraph);

		bGPDframe *gpf = BKE_gpencil_layer_getframe(gpl, cfra_eval, 0);
bGPDstroke gps, prev_gps = NULL;		bGPDstroke gps, prev_gps = NULL;
Object *ob;		Object *ob;
Curve *cu;		Curve *cu;
Nurb *nu = NULL;		Nurb *nu = NULL;
Base *base_new = NULL;		Base *base_new = NULL;
float minmax_weights[2] = {1.0f, 0.0f};		float minmax_weights[2] = {1.0f, 0.0f};

/* camera framing */		/* camera framing */
▲ Show 20 Lines • Show All 42 Lines • ▼ Show 20 Lines	for (gps = gpf->strokes.first; gps; gps = gps->next) {

/* Decide whether we connect this stroke to previous one */		/* Decide whether we connect this stroke to previous one */
if (!(stitch \|\| link_strokes)) {		if (!(stitch \|\| link_strokes)) {
nu = NULL;		nu = NULL;
}		}

switch (mode) {		switch (mode) {
case GP_STROKECONVERT_PATH:		case GP_STROKECONVERT_PATH:
gp_stroke_to_path(C, gpl, gps, cu, subrect_ptr, &nu, minmax_weights, rad_fac, stitch,		gp_stroke_to_path(C, gpd, gpl, gps, cu, subrect_ptr, &nu, minmax_weights, rad_fac, stitch,
add_start_point, add_end_point, gtd);		add_start_point, add_end_point, gtd);
break;		break;
case GP_STROKECONVERT_CURVE:		case GP_STROKECONVERT_CURVE:
case GP_STROKECONVERT_POLY: /* convert after */		case GP_STROKECONVERT_POLY: /* convert after */
gp_stroke_to_bezier(C, gpl, gps, cu, subrect_ptr, &nu, minmax_weights, rad_fac, stitch,		gp_stroke_to_bezier(C, gpd, gpl, gps, cu, subrect_ptr, &nu, minmax_weights, rad_fac, stitch,
add_start_point, add_end_point, gtd);		add_start_point, add_end_point, gtd);
break;		break;
default:		default:
BLI_assert(!"invalid mode");		BLI_assert(!"invalid mode");
break;		break;
}		}
prev_gps = gps;		prev_gps = gps;
}		}
Show All 24 Lines

/* --- */		/* --- */

/* Check a GP layer has valid timing data! Else, most timing options are hidden in the operator.		/* Check a GP layer has valid timing data! Else, most timing options are hidden in the operator.
* op may be NULL.		* op may be NULL.
*/		*/
static bool gp_convert_check_has_valid_timing(bContext C, bGPDlayer gpl, wmOperator *op)		static bool gp_convert_check_has_valid_timing(bContext C, bGPDlayer gpl, wmOperator *op)
{		{
Scene *scene = CTX_data_scene(C);		Depsgraph *depsgraph = CTX_data_depsgraph(C);
		int cfra_eval = (int)DEG_get_ctime(depsgraph);

bGPDframe *gpf = NULL;		bGPDframe *gpf = NULL;
bGPDstroke *gps = NULL;		bGPDstroke *gps = NULL;
bGPDspoint *pt;		bGPDspoint *pt;
double base_time, cur_time, prev_time = -1.0;		double base_time, cur_time, prev_time = -1.0;
int i;		int i;
bool valid = true;		bool valid = true;

if (!gpl \|\| !(gpf = BKE_gpencil_layer_getframe(gpl, CFRA, 0)) \|\| !(gps = gpf->strokes.first))		if (!gpl \|\| !(gpf = BKE_gpencil_layer_getframe(gpl, cfra_eval, 0)) \|\| !(gps = gpf->strokes.first))
return false;		return false;

do {		do {
base_time = cur_time = gps->inittime;		base_time = cur_time = gps->inittime;
if (cur_time <= prev_time) {		if (cur_time <= prev_time) {
valid = false;		valid = false;
break;		break;
}		}
Show All 31 Lines	static void gp_convert_set_end_frame(struct Main UNUSED(main), struct Scene UNUSED(scene), struct PointerRNA *ptr)
if (end_frame <= start_frame) {		if (end_frame <= start_frame) {
RNA_int_set(ptr, "end_frame", start_frame + 1);		RNA_int_set(ptr, "end_frame", start_frame + 1);
}		}
}		}

static bool gp_convert_poll(bContext *C)		static bool gp_convert_poll(bContext *C)
{		{
bGPdata *gpd = ED_gpencil_data_get_active(C);		bGPdata *gpd = ED_gpencil_data_get_active(C);
		Depsgraph *depsgraph = CTX_data_depsgraph(C);
		int cfra_eval = (int)DEG_get_ctime(depsgraph);

bGPDlayer *gpl = NULL;		bGPDlayer *gpl = NULL;
bGPDframe *gpf = NULL;		bGPDframe *gpf = NULL;
ScrArea *sa = CTX_wm_area(C);		ScrArea *sa = CTX_wm_area(C);
Scene *scene = CTX_data_scene(C);
ViewLayer *view_layer = CTX_data_view_layer(C);		ViewLayer *view_layer = CTX_data_view_layer(C);

/* only if the current view is 3D View, if there's valid data (i.e. at least one stroke!),		/* only if the current view is 3D View, if there's valid data (i.e. at least one stroke!),
* and if we are not in edit mode!		* and if we are not in edit mode!
*/		*/
return ((sa && sa->spacetype == SPACE_VIEW3D) &&		return ((sa && sa->spacetype == SPACE_VIEW3D) &&
(gpl = BKE_gpencil_layer_getactive(gpd)) &&		(gpl = BKE_gpencil_layer_getactive(gpd)) &&
(gpf = BKE_gpencil_layer_getframe(gpl, CFRA, 0)) &&		(gpf = BKE_gpencil_layer_getframe(gpl, cfra_eval, 0)) &&
(gpf->strokes.first) &&		(gpf->strokes.first) &&
(OBEDIT_FROM_VIEW_LAYER(view_layer) == NULL));		(OBEDIT_FROM_VIEW_LAYER(view_layer) == NULL));
}		}

static int gp_convert_layer_exec(bContext C, wmOperator op)		static int gp_convert_layer_exec(bContext C, wmOperator op)
{		{
PropertyRNA *prop = RNA_struct_find_property(op->ptr, "use_timing_data");		PropertyRNA *prop = RNA_struct_find_property(op->ptr, "use_timing_data");
bGPdata *gpd = ED_gpencil_data_get_active(C);		bGPdata *gpd = ED_gpencil_data_get_active(C);
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