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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 RNA
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include "BLI_utildefines.h"
#include "RNA_define.h"
#include "DNA_anim_types.h"
#include "DNA_scene_types.h"
#include "rna_internal.h" /* own include */
#ifdef RNA_RUNTIME
# include <stddef.h>
# include "BKE_animsys.h"
# include "BKE_fcurve.h"
# include "BLI_math.h"
static void rna_FCurve_convert_to_samples(FCurve *fcu, ReportList *reports, int start, int end)
{
/* XXX fcurve_store_samples uses end frame included,
* which is not consistent with usual behavior in Blender,
* nor python slices, etc. Let have public py API be consistent here at least. */
end--;
if (start > end) {
BKE_reportf(reports, RPT_ERROR, "Invalid frame range (%d - %d)", start, end + 1);
}
else if (fcu->fpt) {
BKE_report(reports, RPT_WARNING, "FCurve has already sample points");
}
else if (!fcu->bezt) {
BKE_report(reports, RPT_WARNING, "FCurve has no keyframes");
}
else {
fcurve_store_samples(fcu, NULL, start, end, fcurve_samplingcb_evalcurve);
WM_main_add_notifier(NC_ANIMATION | ND_ANIMCHAN | NA_EDITED, NULL);
}
}
static void rna_FCurve_convert_to_keyframes(FCurve *fcu, ReportList *reports, int start, int end)
{
if (start >= end) {
BKE_reportf(reports, RPT_ERROR, "Invalid frame range (%d - %d)", start, end);
}
else if (fcu->bezt) {
BKE_report(reports, RPT_WARNING, "FCurve has already keyframes");
}
else if (!fcu->fpt) {
BKE_report(reports, RPT_WARNING, "FCurve has no sample points");
}
else {
BezTriple *bezt;
FPoint *fpt = fcu->fpt;
int tot_kf = end - start;
int tot_sp = fcu->totvert;
bezt = fcu->bezt = MEM_callocN(sizeof(*fcu->bezt) * (size_t)tot_kf, __func__);
fcu->totvert = tot_kf;
/* Get first sample point to 'copy' as keyframe. */
for (; tot_sp && (fpt->vec[0] < (float)start); fpt++, tot_sp--) {
/* pass */
}
/* Add heading dummy flat points if needed. */
for (; tot_kf && (fpt->vec[0] > (float)start); start++, bezt++, tot_kf--) {
/* Linear interpolation, of course. */
bezt->f1 = bezt->f2 = bezt->f3 = SELECT;
bezt->ipo = BEZT_IPO_LIN;
bezt->h1 = bezt->h2 = HD_AUTO_ANIM;
bezt->vec[1][0] = (float)start;
bezt->vec[1][1] = fpt->vec[1];
}
/* Copy actual sample points. */
for (; tot_kf && tot_sp; start++, bezt++, tot_kf--, fpt++, tot_sp--) {
/* Linear interpolation, of course. */
bezt->f1 = bezt->f2 = bezt->f3 = SELECT;
bezt->ipo = BEZT_IPO_LIN;
bezt->h1 = bezt->h2 = HD_AUTO_ANIM;
copy_v2_v2(bezt->vec[1], fpt->vec);
}
/* Add leading dummy flat points if needed. */
for (fpt--; tot_kf; start++, bezt++, tot_kf--) {
/* Linear interpolation, of course. */
bezt->f1 = bezt->f2 = bezt->f3 = SELECT;
bezt->ipo = BEZT_IPO_LIN;
bezt->h1 = bezt->h2 = HD_AUTO_ANIM;
bezt->vec[1][0] = (float)start;
bezt->vec[1][1] = fpt->vec[1];
}
MEM_SAFE_FREE(fcu->fpt);
/* Not strictly needed since we use linear interpolation, but better be consistent here. */
calchandles_fcurve(fcu);
WM_main_add_notifier(NC_ANIMATION | ND_ANIMCHAN | NA_EDITED, NULL);
}
}
#else
void RNA_api_fcurves(StructRNA *srna)
{
FunctionRNA *func;
PropertyRNA *parm;
func = RNA_def_function(srna, "convert_to_samples", "rna_FCurve_convert_to_samples");
RNA_def_function_ui_description(
func, "Convert current FCurve from keyframes to sample points, if necessary");
RNA_def_function_flag(func, FUNC_USE_REPORTS);
parm = RNA_def_int(
func, "start", 0, MINAFRAME, MAXFRAME, "Start Frame", "", MINAFRAME, MAXFRAME);
RNA_def_parameter_flags(parm, 0, PARM_REQUIRED);
parm = RNA_def_int(func, "end", 0, MINAFRAME, MAXFRAME, "End Frame", "", MINAFRAME, MAXFRAME);
RNA_def_parameter_flags(parm, 0, PARM_REQUIRED);
func = RNA_def_function(srna, "convert_to_keyframes", "rna_FCurve_convert_to_keyframes");
RNA_def_function_ui_description(
func,
"Convert current FCurve from sample points to keyframes (linear interpolation), "
"if necessary");
RNA_def_function_flag(func, FUNC_USE_REPORTS);
parm = RNA_def_int(
func, "start", 0, MINAFRAME, MAXFRAME, "Start Frame", "", MINAFRAME, MAXFRAME);
RNA_def_parameter_flags(parm, 0, PARM_REQUIRED);
parm = RNA_def_int(func, "end", 0, MINAFRAME, MAXFRAME, "End Frame", "", MINAFRAME, MAXFRAME);
RNA_def_parameter_flags(parm, 0, PARM_REQUIRED);
}
void RNA_api_drivers(StructRNA *UNUSED(srna))
{
/* FunctionRNA *func; */
/* PropertyRNA *parm; */
}
#endif
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