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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_object_types.h"
/* #include "BLI_sys_types.h" */
#include "rna_internal.h" /* own include */
#ifdef RNA_RUNTIME
# include "BKE_animsys.h"
# include "BKE_armature.h"
# include "BKE_context.h"
# include "DNA_action_types.h"
# include "DNA_anim_types.h"
# include "BLI_ghash.h"
static float rna_PoseBone_do_envelope(bPoseChannel *chan, float vec[3])
{
Bone *bone = chan->bone;
float scale = (bone->flag & BONE_MULT_VG_ENV) == BONE_MULT_VG_ENV ? bone->weight : 1.0f;
return distfactor_to_bone(vec,
chan->pose_head,
chan->pose_tail,
bone->rad_head * scale,
bone->rad_tail * scale,
bone->dist * scale);
}
static void rna_PoseBone_bbone_segment_matrix(
bPoseChannel *pchan, ReportList *reports, float mat_ret[16], int index, bool rest)
{
if (!pchan->bone || pchan->bone->segments <= 1) {
BKE_reportf(reports, RPT_ERROR, "Bone '%s' is not a B-Bone!", pchan->name);
return;
}
if (pchan->runtime.bbone_segments != pchan->bone->segments) {
BKE_reportf(reports, RPT_ERROR, "Bone '%s' has out of date B-Bone segment data!", pchan->name);
return;
}
if (index < 0 || index > pchan->runtime.bbone_segments) {
BKE_reportf(
reports, RPT_ERROR, "Invalid index %d for B-Bone segments of '%s'!", index, pchan->name);
return;
}
if (rest) {
copy_m4_m4((float(*)[4])mat_ret, pchan->runtime.bbone_rest_mats[index].mat);
}
else {
copy_m4_m4((float(*)[4])mat_ret, pchan->runtime.bbone_pose_mats[index].mat);
}
}
static void rna_PoseBone_compute_bbone_handles(bPoseChannel *pchan,
ReportList *reports,
float ret_h1[3],
float *ret_roll1,
float ret_h2[3],
float *ret_roll2,
bool rest,
bool ease,
bool offsets)
{
if (!pchan->bone || pchan->bone->segments <= 1) {
BKE_reportf(reports, RPT_ERROR, "Bone '%s' is not a B-Bone!", pchan->name);
return;
}
BBoneSplineParameters params;
BKE_pchan_bbone_spline_params_get(pchan, rest, ¶ms);
BKE_pchan_bbone_handles_compute(
¶ms, ret_h1, ret_roll1, ret_h2, ret_roll2, ease || offsets, offsets);
}
static void rna_Pose_apply_pose_from_action(ID *pose_owner,
bContext *C,
bAction *action,
const float evaluation_time)
{
BLI_assert(GS(pose_owner->name) == ID_OB);
Object *pose_owner_ob = (Object *)pose_owner;
AnimationEvalContext anim_eval_context = {CTX_data_depsgraph_pointer(C), evaluation_time};
BKE_pose_apply_action_selected_bones(pose_owner_ob, action, &anim_eval_context);
/* Do NOT tag with ID_RECALC_ANIMATION, as that would overwrite the just-applied pose. */
DEG_id_tag_update(pose_owner, ID_RECALC_GEOMETRY);
WM_event_add_notifier(C, NC_OBJECT | ND_POSE, pose_owner);
}
#else
void RNA_api_pose(StructRNA *srna)
{
FunctionRNA *func;
PropertyRNA *parm;
func = RNA_def_function(srna, "apply_pose_from_action", "rna_Pose_apply_pose_from_action");
RNA_def_function_flag(func, FUNC_USE_SELF_ID | FUNC_NO_SELF | FUNC_USE_CONTEXT);
RNA_def_function_ui_description(
func,
"Apply the given action to this pose by evaluating it at a specific time. Only updates the "
"pose of selected bones, or all bones if none are selected.");
parm = RNA_def_pointer(func, "action", "Action", "Action", "The Action containing the pose");
RNA_def_parameter_flags(parm, 0, PARM_REQUIRED);
parm = RNA_def_float(func,
"evaluation_time",
0.0f,
-FLT_MAX,
FLT_MAX,
"Evaluation Time",
"Time at which the given action is evaluated to obtain the pose",
-FLT_MAX,
FLT_MAX);
}
void RNA_api_pose_channel(StructRNA *srna)
{
PropertyRNA *parm;
FunctionRNA *func;
func = RNA_def_function(srna, "evaluate_envelope", "rna_PoseBone_do_envelope");
RNA_def_function_ui_description(func, "Calculate bone envelope at given point");
parm = RNA_def_float_vector_xyz(func,
"point",
3,
NULL,
-FLT_MAX,
FLT_MAX,
"Point",
"Position in 3d space to evaluate",
-FLT_MAX,
FLT_MAX);
RNA_def_parameter_flags(parm, 0, PARM_REQUIRED);
/* return value */
parm = RNA_def_float(
func, "factor", 0, -FLT_MAX, FLT_MAX, "Factor", "Envelope factor", -FLT_MAX, FLT_MAX);
RNA_def_function_return(func, parm);
/* B-Bone segment matrices */
func = RNA_def_function(srna, "bbone_segment_matrix", "rna_PoseBone_bbone_segment_matrix");
RNA_def_function_ui_description(
func, "Retrieve the matrix of the joint between B-Bone segments if available");
RNA_def_function_flag(func, FUNC_USE_REPORTS);
parm = RNA_def_property(func, "matrix_return", PROP_FLOAT, PROP_MATRIX);
RNA_def_property_multi_array(parm, 2, rna_matrix_dimsize_4x4);
RNA_def_property_ui_text(parm, "", "The resulting matrix in bone local space");
RNA_def_function_output(func, parm);
parm = RNA_def_int(func, "index", 0, 0, INT_MAX, "", "Index of the segment endpoint", 0, 10000);
RNA_def_parameter_flags(parm, 0, PARM_REQUIRED);
parm = RNA_def_boolean(func, "rest", false, "", "Return the rest pose matrix");
/* B-Bone custom handle positions */
func = RNA_def_function(srna, "compute_bbone_handles", "rna_PoseBone_compute_bbone_handles");
RNA_def_function_ui_description(
func, "Retrieve the vectors and rolls coming from B-Bone custom handles");
RNA_def_function_flag(func, FUNC_USE_REPORTS);
parm = RNA_def_property(func, "handle1", PROP_FLOAT, PROP_XYZ);
RNA_def_property_array(parm, 3);
RNA_def_property_ui_text(
parm, "", "The direction vector of the start handle in bone local space");
RNA_def_function_output(func, parm);
parm = RNA_def_float(
func, "roll1", 0, -FLT_MAX, FLT_MAX, "", "Roll of the start handle", -FLT_MAX, FLT_MAX);
RNA_def_function_output(func, parm);
parm = RNA_def_property(func, "handle2", PROP_FLOAT, PROP_XYZ);
RNA_def_property_array(parm, 3);
RNA_def_property_ui_text(parm, "", "The direction vector of the end handle in bone local space");
RNA_def_function_output(func, parm);
parm = RNA_def_float(
func, "roll2", 0, -FLT_MAX, FLT_MAX, "", "Roll of the end handle", -FLT_MAX, FLT_MAX);
RNA_def_function_output(func, parm);
parm = RNA_def_boolean(func, "rest", false, "", "Return the rest pose state");
parm = RNA_def_boolean(func, "ease", false, "", "Apply scale from ease values");
parm = RNA_def_boolean(
func, "offsets", false, "", "Apply roll and curve offsets from bone properties");
}
#endif
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