blender-archive/source/blender/makesrna/intern/rna_constraint.c

/*
 * 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.
 */

/** \file
 * \ingroup RNA
 */

#include <stdlib.h>

#include "BLI_math.h"

#include "MEM_guardedalloc.h"

#include "BLT_translation.h"

#include "DNA_action_types.h"
#include "DNA_constraint_types.h"
#include "DNA_modifier_types.h"
#include "DNA_object_types.h"
#include "DNA_scene_types.h"

#include "RNA_define.h"
#include "RNA_enum_types.h"

#include "rna_internal.h"

#include "WM_types.h"

#include "ED_object.h"

/* please keep the names in sync with constraint.c */
const EnumPropertyItem rna_enum_constraint_type_items[] = {
	{0, "", 0, N_("Motion Tracking"), ""},
	{CONSTRAINT_TYPE_CAMERASOLVER, "CAMERA_SOLVER", ICON_CONSTRAINT, "Camera Solver", ""},
	{CONSTRAINT_TYPE_FOLLOWTRACK,  "FOLLOW_TRACK", ICON_CONSTRAINT, "Follow Track", ""},
	{CONSTRAINT_TYPE_OBJECTSOLVER, "OBJECT_SOLVER", ICON_CONSTRAINT, "Object Solver", ""},
	{0, "", 0, N_("Transform"), ""},
	{CONSTRAINT_TYPE_LOCLIKE,   "COPY_LOCATION", ICON_CONSTRAINT, "Copy Location",
	                            "Copy the location of a target (with an optional offset), so that they move together"},
	{CONSTRAINT_TYPE_ROTLIKE,   "COPY_ROTATION", ICON_CONSTRAINT, "Copy Rotation",
	                            "Copy the rotation of a target (with an optional offset), so that they rotate together"},
	{CONSTRAINT_TYPE_SIZELIKE,  "COPY_SCALE", ICON_CONSTRAINT, "Copy Scale",
	                            "Copy the scale factors of a target (with an optional offset), so that they are scaled by the same amount"},
	{CONSTRAINT_TYPE_TRANSLIKE, "COPY_TRANSFORMS", ICON_CONSTRAINT, "Copy Transforms",
	                            "Copy all the transformations of a target, so that they move together"},
	{CONSTRAINT_TYPE_DISTLIMIT, "LIMIT_DISTANCE", ICON_CONSTRAINT, "Limit Distance",
	                            "Restrict movements to within a certain distance of a target (at the time of constraint evaluation only)"},
	{CONSTRAINT_TYPE_LOCLIMIT,  "LIMIT_LOCATION", ICON_CONSTRAINT, "Limit Location",
	                            "Restrict movement along each axis within given ranges"},
	{CONSTRAINT_TYPE_ROTLIMIT,  "LIMIT_ROTATION", ICON_CONSTRAINT, "Limit Rotation",
	                            "Restrict rotation along each axis within given ranges"},
	{CONSTRAINT_TYPE_SIZELIMIT, "LIMIT_SCALE", ICON_CONSTRAINT, "Limit Scale",
	                            "Restrict scaling along each axis with given ranges"},
	{CONSTRAINT_TYPE_SAMEVOL,   "MAINTAIN_VOLUME", ICON_CONSTRAINT, "Maintain Volume",
	                            "Compensate for scaling one axis by applying suitable scaling to the other two axes"},
	{CONSTRAINT_TYPE_TRANSFORM, "TRANSFORM", ICON_CONSTRAINT, "Transformation",
	                            "Use one transform property from target to control another (or same) property on owner"},
	{CONSTRAINT_TYPE_TRANSFORM_CACHE, "TRANSFORM_CACHE", ICON_CONSTRAINT, "Transform Cache",
	                            "Look up the transformation matrix from an external file"},
	{0, "", 0, N_("Tracking"), ""},
	{CONSTRAINT_TYPE_CLAMPTO,   "CLAMP_TO", ICON_CONSTRAINT, "Clamp To",
	                            "Restrict movements to lie along a curve by remapping location along curve's longest axis"},
	{CONSTRAINT_TYPE_DAMPTRACK, "DAMPED_TRACK", ICON_CONSTRAINT, "Damped Track",
	                            "Point towards a target by performing the smallest rotation necessary"},
	{CONSTRAINT_TYPE_KINEMATIC, "IK", ICON_CONSTRAINT, "Inverse Kinematics",
	                            "Control a chain of bones by specifying the endpoint target (Bones only)"},
	{CONSTRAINT_TYPE_LOCKTRACK, "LOCKED_TRACK", ICON_CONSTRAINT, "Locked Track",
	                            "Rotate around the specified ('locked') axis to point towards a target"},
	{CONSTRAINT_TYPE_SPLINEIK,  "SPLINE_IK", ICON_CONSTRAINT, "Spline IK",
	                            "Align chain of bones along a curve (Bones only)"},
	{CONSTRAINT_TYPE_STRETCHTO, "STRETCH_TO", ICON_CONSTRAINT, "Stretch To",
	                            "Stretch along Y-Axis to point towards a target"},
	{CONSTRAINT_TYPE_TRACKTO,   "TRACK_TO", ICON_CONSTRAINT, "Track To",
	                            "Legacy tracking constraint prone to twisting artifacts"},
	{0, "", 0, N_("Relationship"), ""},
	{CONSTRAINT_TYPE_ACTION,     "ACTION", ICON_CONSTRAINT, "Action",
	                             "Use transform property of target to look up pose for owner from an Action"},
	{CONSTRAINT_TYPE_ARMATURE,   "ARMATURE", ICON_CONSTRAINT, "Armature",
	                             "Apply weight-blended transformation from multiple bones like the Armature modifier"},
	{CONSTRAINT_TYPE_CHILDOF,    "CHILD_OF", ICON_CONSTRAINT, "Child Of",
	                             "Make target the 'detachable' parent of owner"},
	{CONSTRAINT_TYPE_MINMAX,     "FLOOR", ICON_CONSTRAINT, "Floor",
	                             "Use position (and optionally rotation) of target to define a 'wall' or 'floor' that the owner can not cross"},
	{CONSTRAINT_TYPE_FOLLOWPATH, "FOLLOW_PATH", ICON_CONSTRAINT, "Follow Path",
	                             "Use to animate an object/bone following a path"},
	{CONSTRAINT_TYPE_PIVOT,      "PIVOT", ICON_CONSTRAINT, "Pivot",
	                             "Change pivot point for transforms (buggy)"},
	/* {CONSTRAINT_TYPE_RIGIDBODYJOINT, "RIGID_BODY_JOINT", ICON_CONSTRAINT_DATA, "Rigid Body Joint",
	                                 "Use to define a Rigid Body Constraint (for Game Engine use only)"}, */
	/* {CONSTRAINT_TYPE_PYTHON,     "SCRIPT", ICON_CONSTRAINT_DATA, "Script",
	                             "Custom constraint(s) written in Python (Not yet implemented)"}, */
	{CONSTRAINT_TYPE_SHRINKWRAP, "SHRINKWRAP", ICON_CONSTRAINT, "Shrinkwrap",
	                             "Restrict movements to surface of target mesh"},
	{0, NULL, 0, NULL, NULL},
};

static const EnumPropertyItem target_space_pchan_items[] = {
	{CONSTRAINT_SPACE_WORLD,    "WORLD", 0, "World Space",
	                            "The transformation of the target is evaluated relative to the world "
	                            "coordinate system"},
	{CONSTRAINT_SPACE_POSE,     "POSE", 0, "Pose Space",
	                            "The transformation of the target is only evaluated in the Pose Space, "
	                            "the target armature object transformation is ignored"},
	{CONSTRAINT_SPACE_PARLOCAL, "LOCAL_WITH_PARENT", 0, "Local With Parent",
	                            "The transformation of the target bone is evaluated relative to its rest pose "
	                            "local coordinate system, thus including the parent-induced transformation"},
	{CONSTRAINT_SPACE_LOCAL,    "LOCAL", 0, "Local Space",
	                            "The transformation of the target is evaluated relative to its local "
	                            "coordinate system"},
	{0, NULL, 0, NULL, NULL},
};

static const EnumPropertyItem owner_space_pchan_items[] = {
	{CONSTRAINT_SPACE_WORLD,    "WORLD", 0, "World Space",
	                            "The constraint is applied relative to the world coordinate system"},
	{CONSTRAINT_SPACE_POSE,     "POSE", 0, "Pose Space",
	                            "The constraint is applied in Pose Space, the object transformation is ignored"},
	{CONSTRAINT_SPACE_PARLOCAL, "LOCAL_WITH_PARENT", 0, "Local With Parent",
	                            "The constraint is applied relative to the rest pose local coordinate system "
	                            "of the bone, thus including the parent-induced transformation"},
	{CONSTRAINT_SPACE_LOCAL,    "LOCAL", 0, "Local Space",
	                            "The constraint is applied relative to the local coordinate system of the object"},
	{0, NULL, 0, NULL, NULL},
};

static const EnumPropertyItem track_axis_items[] = {
	{TRACK_X, "TRACK_X", 0, "X", ""},
	{TRACK_Y, "TRACK_Y", 0, "Y", ""},
	{TRACK_Z, "TRACK_Z", 0, "Z", ""},
	{TRACK_nX, "TRACK_NEGATIVE_X", 0, "-X", ""},
	{TRACK_nY, "TRACK_NEGATIVE_Y", 0, "-Y", ""},
	{TRACK_nZ, "TRACK_NEGATIVE_Z", 0, "-Z", ""},
	{0, NULL, 0, NULL, NULL},
};

#ifdef RNA_RUNTIME

static const EnumPropertyItem space_object_items[] = {
	{CONSTRAINT_SPACE_WORLD, "WORLD", 0, "World Space",
	                         "The transformation of the target is evaluated relative to the world coordinate system"},
	{CONSTRAINT_SPACE_LOCAL, "LOCAL", 0, "Local Space",
	                         "The transformation of the target is evaluated relative to its local coordinate system"},
	{0, NULL, 0, NULL, NULL},
};

#include "DNA_cachefile_types.h"

#include "BKE_animsys.h"
#include "BKE_action.h"
#include "BKE_constraint.h"
#include "BKE_context.h"

#ifdef WITH_ALEMBIC
#  include "ABC_alembic.h"
#endif

static StructRNA *rna_ConstraintType_refine(struct PointerRNA *ptr)
{
	bConstraint *con = (bConstraint *)ptr->data;

	switch (con->type) {
		case CONSTRAINT_TYPE_CHILDOF:
			return &RNA_ChildOfConstraint;
		case CONSTRAINT_TYPE_TRACKTO:
			return &RNA_TrackToConstraint;
		case CONSTRAINT_TYPE_KINEMATIC:
			return &RNA_KinematicConstraint;
		case CONSTRAINT_TYPE_FOLLOWPATH:
			return &RNA_FollowPathConstraint;
		case CONSTRAINT_TYPE_ROTLIKE:
			return &RNA_CopyRotationConstraint;
		case CONSTRAINT_TYPE_LOCLIKE:
			return &RNA_CopyLocationConstraint;
		case CONSTRAINT_TYPE_SIZELIKE:
			return &RNA_CopyScaleConstraint;
		case CONSTRAINT_TYPE_SAMEVOL:
			return &RNA_MaintainVolumeConstraint;
		case CONSTRAINT_TYPE_PYTHON:
			return &RNA_PythonConstraint;
		case CONSTRAINT_TYPE_ARMATURE:
			return &RNA_ArmatureConstraint;
		case CONSTRAINT_TYPE_ACTION:
			return &RNA_ActionConstraint;
		case CONSTRAINT_TYPE_LOCKTRACK:
			return &RNA_LockedTrackConstraint;
		case CONSTRAINT_TYPE_STRETCHTO:
			return &RNA_StretchToConstraint;
		case CONSTRAINT_TYPE_MINMAX:
			return &RNA_FloorConstraint;
		case CONSTRAINT_TYPE_CLAMPTO:
			return &RNA_ClampToConstraint;
		case CONSTRAINT_TYPE_TRANSFORM:
			return &RNA_TransformConstraint;
		case CONSTRAINT_TYPE_ROTLIMIT:
			return &RNA_LimitRotationConstraint;
		case CONSTRAINT_TYPE_LOCLIMIT:
			return &RNA_LimitLocationConstraint;
		case CONSTRAINT_TYPE_SIZELIMIT:
			return &RNA_LimitScaleConstraint;
		case CONSTRAINT_TYPE_DISTLIMIT:
			return &RNA_LimitDistanceConstraint;
		case CONSTRAINT_TYPE_SHRINKWRAP:
			return &RNA_ShrinkwrapConstraint;
		case CONSTRAINT_TYPE_DAMPTRACK:
			return &RNA_DampedTrackConstraint;
		case CONSTRAINT_TYPE_SPLINEIK:
			return &RNA_SplineIKConstraint;
		case CONSTRAINT_TYPE_TRANSLIKE:
			return &RNA_CopyTransformsConstraint;
		case CONSTRAINT_TYPE_PIVOT:
			return &RNA_PivotConstraint;
		case CONSTRAINT_TYPE_FOLLOWTRACK:
			return &RNA_FollowTrackConstraint;
		case CONSTRAINT_TYPE_CAMERASOLVER:
			return &RNA_CameraSolverConstraint;
		case CONSTRAINT_TYPE_OBJECTSOLVER:
			return &RNA_ObjectSolverConstraint;
		case CONSTRAINT_TYPE_TRANSFORM_CACHE:
			return &RNA_TransformCacheConstraint;
		default:
			return &RNA_UnknownType;
	}
}

static void rna_ConstraintTargetBone_target_set(PointerRNA *ptr, PointerRNA value)
{
	bConstraintTarget *tgt = (bConstraintTarget *)ptr->data;
	Object *ob = value.data;

	if (!ob || ob->type == OB_ARMATURE) {
		id_lib_extern((ID *)ob);
		tgt->tar = ob;
	}
}

static void rna_Constraint_name_set(PointerRNA *ptr, const char *value)
{
	bConstraint *con = ptr->data;
	char oldname[sizeof(con->name)];

	/* make a copy of the old name first */
	BLI_strncpy(oldname, con->name, sizeof(con->name));

	/* copy the new name into the name slot */
	BLI_strncpy_utf8(con->name, value, sizeof(con->name));

	/* make sure name is unique */
	if (ptr->id.data) {
		Object *ob = ptr->id.data;
		ListBase *list = get_constraint_lb(ob, con, NULL);

		/* if we have the list, check for unique name, otherwise give up */
		if (list)
			BKE_constraint_unique_name(con, list);
	}

	/* fix all the animation data which may link to this */
	BKE_animdata_fix_paths_rename_all(NULL, "constraints", oldname, con->name);
}

static char *rna_Constraint_do_compute_path(Object *ob, bConstraint *con)
{
	bPoseChannel *pchan;
	ListBase *lb = get_constraint_lb(ob, con, &pchan);

	if (lb == NULL)
		printf("%s: internal error, constraint '%s' not found in object '%s'\n",
		       __func__, con->name, ob->id.name);

	if (pchan) {
		char name_esc_pchan[sizeof(pchan->name) * 2];
		char name_esc_const[sizeof(con->name) * 2];
		BLI_strescape(name_esc_pchan, pchan->name, sizeof(name_esc_pchan));
		BLI_strescape(name_esc_const, con->name,   sizeof(name_esc_const));
		return BLI_sprintfN("pose.bones[\"%s\"].constraints[\"%s\"]", name_esc_pchan, name_esc_const);
	}
	else {
		char name_esc_const[sizeof(con->name) * 2];
		BLI_strescape(name_esc_const, con->name,   sizeof(name_esc_const));
		return BLI_sprintfN("constraints[\"%s\"]", name_esc_const);
	}
}

static char *rna_Constraint_path(PointerRNA *ptr)
{
	Object *ob = ptr->id.data;
	bConstraint *con = ptr->data;

	return rna_Constraint_do_compute_path(ob, con);
}

static bConstraint *rna_constraint_from_target(PointerRNA *ptr)
{
	Object *ob = ptr->id.data;
	bConstraintTarget *tgt = ptr->data;

	return BKE_constraint_find_from_target(ob, tgt, NULL);
}

static char *rna_ConstraintTarget_path(PointerRNA *ptr)
{
	Object *ob = ptr->id.data;
	bConstraintTarget *tgt = ptr->data;
	bConstraint *con = rna_constraint_from_target(ptr);
	int index = -1;

	if (con != NULL) {
		if (con->type == CONSTRAINT_TYPE_ARMATURE) {
			bArmatureConstraint *acon = con->data;
			index = BLI_findindex(&acon->targets, tgt);
		}
		else if (con->type == CONSTRAINT_TYPE_PYTHON) {
			bPythonConstraint *pcon = con->data;
			index = BLI_findindex(&pcon->targets, tgt);
		}
	}

	if (index >= 0) {
		char *con_path = rna_Constraint_do_compute_path(ob, con);
		char *result = BLI_sprintfN("%s.targets[%d]", con_path, index);

		MEM_freeN(con_path);
		return result;
	}
	else {
		printf("%s: internal error, constraint '%s' of object '%s' does not contain the target\n",
		       __func__, con->name, ob->id.name);
	}

	return NULL;
}

static void rna_Constraint_update(Main *bmain, Scene *UNUSED(scene), PointerRNA *ptr)
{
	ED_object_constraint_tag_update(bmain, ptr->id.data, ptr->data);
}

static void rna_Constraint_dependency_update(Main *bmain, Scene *UNUSED(scene), PointerRNA *ptr)
{
	ED_object_constraint_dependency_tag_update(bmain, ptr->id.data, ptr->data);
}

static void rna_ConstraintTarget_update(Main *bmain, Scene *UNUSED(scene), PointerRNA *ptr)
{
	ED_object_constraint_tag_update(bmain, ptr->id.data, rna_constraint_from_target(ptr));
}

static void rna_ConstraintTarget_dependency_update(Main *bmain, Scene *UNUSED(scene), PointerRNA *ptr)
{
	ED_object_constraint_dependency_tag_update(bmain, ptr->id.data, rna_constraint_from_target(ptr));
}

static void rna_Constraint_influence_update(Main *bmain, Scene *scene, PointerRNA *ptr)
{
	Object *ob = ptr->id.data;

	if (ob->pose)
		ob->pose->flag |= (POSE_LOCKED | POSE_DO_UNLOCK);

	rna_Constraint_update(bmain, scene, ptr);
}

static void rna_Constraint_ik_type_set(struct PointerRNA *ptr, int value)
{
	bConstraint *con = ptr->data;
	bKinematicConstraint *ikdata = con->data;

	if (ikdata->type != value) {
		/* the type of IK constraint has changed, set suitable default values */
		/* in case constraints reuse same fields incompatible */
		switch (value) {
			case CONSTRAINT_IK_COPYPOSE:
				break;
			case CONSTRAINT_IK_DISTANCE:
				break;
		}
		ikdata->type = value;
	}
}

static const EnumPropertyItem *rna_Constraint_owner_space_itemf(
        bContext *UNUSED(C), PointerRNA *ptr,
        PropertyRNA *UNUSED(prop), bool *UNUSED(r_free))
{
	Object *ob = (Object *)ptr->id.data;
	bConstraint *con = (bConstraint *)ptr->data;

	if (BLI_findindex(&ob->constraints, con) == -1)
		return owner_space_pchan_items;
	else /* object */
		return space_object_items;
}

static const EnumPropertyItem *rna_Constraint_target_space_itemf(
        bContext *UNUSED(C), PointerRNA *ptr,
        PropertyRNA *UNUSED(prop), bool *UNUSED(r_free))
{
	bConstraint *con = (bConstraint *)ptr->data;
	const bConstraintTypeInfo *cti = BKE_constraint_typeinfo_get(con);
	ListBase targets = {NULL, NULL};
	bConstraintTarget *ct;

	if (cti && cti->get_constraint_targets) {
		cti->get_constraint_targets(con, &targets);

		for (ct = targets.first; ct; ct = ct->next)
			if (ct->tar && ct->tar->type == OB_ARMATURE)
				break;

		if (cti->flush_constraint_targets)
			cti->flush_constraint_targets(con, &targets, 1);

		if (ct)
			return target_space_pchan_items;
	}

	return space_object_items;
}

static bConstraintTarget *rna_ArmatureConstraint_target_new(ID *id, bConstraint *con, Main *bmain)
{
	bArmatureConstraint *acon = con->data;
	bConstraintTarget *tgt = MEM_callocN(sizeof(bConstraintTarget), "Constraint Target");

	tgt->weight = 1.0f;
	BLI_addtail(&acon->targets, tgt);

	ED_object_constraint_dependency_tag_update(bmain, (Object *)id, con);
	return tgt;
}

static void rna_ArmatureConstraint_target_remove(
        ID *id, bConstraint *con, Main *bmain, ReportList *reports, PointerRNA *target_ptr)
{
	bArmatureConstraint *acon = con->data;
	bConstraintTarget *tgt = target_ptr->data;

	if (BLI_findindex(&acon->targets, tgt) < 0) {
		BKE_report(reports, RPT_ERROR, "Target is not in the constraint target list");
		return;
	}

	BLI_freelinkN(&acon->targets, tgt);

	ED_object_constraint_dependency_tag_update(bmain, (Object *)id, con);
}

static void rna_ArmatureConstraint_target_clear(ID *id, bConstraint *con, Main *bmain)
{
	bArmatureConstraint *acon = con->data;

	BLI_freelistN(&acon->targets);

	ED_object_constraint_dependency_tag_update(bmain, (Object *)id, con);
}

static void rna_ActionConstraint_minmax_range(PointerRNA *ptr, float *min, float *max,
                                              float *UNUSED(softmin), float *UNUSED(softmax))
{
	bConstraint *con = (bConstraint *)ptr->data;
	bActionConstraint *acon = (bActionConstraint *)con->data;

	/* 0, 1, 2 = magic numbers for rotX, rotY, rotZ */
	if (ELEM(acon->type, 0, 1, 2)) {
		*min = -180.0f;
		*max = 180.0f;
	}
	else {
		*min = -1000.f;
		*max = 1000.f;
	}
}

static int rna_SplineIKConstraint_joint_bindings_get_length(PointerRNA *ptr, int length[RNA_MAX_ARRAY_DIMENSION])
{
	bConstraint *con = (bConstraint *)ptr->data;
	bSplineIKConstraint *ikData = (bSplineIKConstraint *)con->data;

	if (ikData)
		length[0] = ikData->numpoints;
	else
		length[0] = 256;  /* for raw_access, untested */

	return length[0];
}

static void rna_SplineIKConstraint_joint_bindings_get(PointerRNA *ptr, float *values)
{
	bConstraint *con = (bConstraint *)ptr->data;
	bSplineIKConstraint *ikData = (bSplineIKConstraint *)con->data;

	memcpy(values, ikData->points, ikData->numpoints * sizeof(float));
}

static void rna_SplineIKConstraint_joint_bindings_set(PointerRNA *ptr, const float *values)
{
	bConstraint *con = (bConstraint *)ptr->data;
	bSplineIKConstraint *ikData = (bSplineIKConstraint *)con->data;

	memcpy(ikData->points, values, ikData->numpoints * sizeof(float));
}

static int rna_ShrinkwrapConstraint_face_cull_get(PointerRNA *ptr)
{
	bConstraint *con = (bConstraint *)ptr->data;
	bShrinkwrapConstraint *swc = (bShrinkwrapConstraint *)con->data;
	return swc->flag & CON_SHRINKWRAP_PROJECT_CULL_MASK;
}

static void rna_ShrinkwrapConstraint_face_cull_set(struct PointerRNA *ptr, int value)
{
	bConstraint *con = (bConstraint *)ptr->data;
	bShrinkwrapConstraint *swc = (bShrinkwrapConstraint *)con->data;
	swc->flag = (swc->flag & ~CON_SHRINKWRAP_PROJECT_CULL_MASK) | value;
}

static bool rna_Constraint_cameraObject_poll(PointerRNA *ptr, PointerRNA value)
{
	Object *ob = (Object *)value.data;

	if (ob) {
		if (ob->type == OB_CAMERA && ob != (Object *)ptr->id.data) {
			return 1;
		}
	}

	return 0;
}

static void rna_Constraint_followTrack_camera_set(PointerRNA *ptr, PointerRNA value)
{
	bConstraint *con = (bConstraint *)ptr->data;
	bFollowTrackConstraint *data = (bFollowTrackConstraint *)con->data;
	Object *ob = (Object *)value.data;

	if (ob) {
		if (ob->type == OB_CAMERA && ob != (Object *)ptr->id.data) {
			data->camera = ob;
			id_lib_extern((ID *)ob);
		}
	}
	else {
		data->camera = NULL;
	}
}

static void rna_Constraint_followTrack_depthObject_set(PointerRNA *ptr, PointerRNA value)
{
	bConstraint *con = (bConstraint *)ptr->data;
	bFollowTrackConstraint *data = (bFollowTrackConstraint *)con->data;
	Object *ob = (Object *)value.data;

	if (ob) {
		if (ob->type == OB_MESH && ob != (Object *)ptr->id.data) {
			data->depth_ob = ob;
			id_lib_extern((ID *)ob);
		}
	}
	else {
		data->depth_ob = NULL;
	}
}

static bool rna_Constraint_followTrack_depthObject_poll(PointerRNA *ptr, PointerRNA value)
{
	Object *ob = (Object *)value.data;

	if (ob) {
		if (ob->type == OB_MESH && ob != (Object *)ptr->id.data) {
			return 1;
		}
	}

	return 0;
}

static void rna_Constraint_objectSolver_camera_set(PointerRNA *ptr, PointerRNA value)
{
	bConstraint *con = (bConstraint *)ptr->data;
	bObjectSolverConstraint *data = (bObjectSolverConstraint *)con->data;
	Object *ob = (Object *)value.data;

	if (ob) {
		if (ob->type == OB_CAMERA && ob != (Object *)ptr->id.data) {
			data->camera = ob;
			id_lib_extern((ID *)ob);
		}
	}
	else {
		data->camera = NULL;
	}
}

static void rna_Constraint_transformCache_object_path_update(Main *bmain, Scene *scene, PointerRNA *ptr)
{
#ifdef WITH_ALEMBIC
	bConstraint *con = (bConstraint *)ptr->data;
	bTransformCacheConstraint *data = (bTransformCacheConstraint *)con->data;
	Object *ob = (Object *)ptr->id.data;

	data->reader = CacheReader_open_alembic_object(data->cache_file->handle,
	                                               data->reader,
	                                               ob,
	                                               data->object_path);
#endif

	rna_Constraint_update(bmain, scene, ptr);
}

#else

static const EnumPropertyItem constraint_distance_items[] = {
	{LIMITDIST_INSIDE, "LIMITDIST_INSIDE", 0, "Inside",
	                   "The object is constrained inside a virtual sphere around the target object, "
	                   "with a radius defined by the limit distance"},
	{LIMITDIST_OUTSIDE, "LIMITDIST_OUTSIDE", 0, "Outside",
	                    "The object is constrained outside a virtual sphere around the target object, "
	                    "with a radius defined by the limit distance"},
	{LIMITDIST_ONSURFACE, "LIMITDIST_ONSURFACE", 0, "On Surface",
	                      "The object is constrained on the surface of a virtual sphere around the target object, "
	                      "with a radius defined by the limit distance"},
	{0, NULL, 0, NULL, NULL},
};


static void rna_def_constraint_headtail_common(StructRNA *srna)
{
	PropertyRNA *prop;

	prop = RNA_def_property(srna, "head_tail", PROP_FLOAT, PROP_FACTOR);
	RNA_def_property_float_sdna(prop, "bConstraint", "headtail");
	RNA_def_property_ui_text(prop, "Head/Tail", "Target along length of bone: Head=0, Tail=1");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_bbone_shape", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, "bConstraint", "flag", CONSTRAINT_BBONE_SHAPE);
	RNA_def_property_ui_text(prop, "Follow B-Bone", "Follow shape of B-Bone segments when calculating Head/Tail position");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");
}

static void rna_def_constraint_target_common(StructRNA *srna)
{
	PropertyRNA *prop;

	prop = RNA_def_property(srna, "target", PROP_POINTER, PROP_NONE);
	RNA_def_property_pointer_sdna(prop, NULL, "tar");
	RNA_def_property_ui_text(prop, "Target", "Target object");
	RNA_def_property_flag(prop, PROP_EDITABLE);
	RNA_def_property_override_flag(prop, PROPOVERRIDE_OVERRIDABLE_STATIC);
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "subtarget", PROP_STRING, PROP_NONE);
	RNA_def_property_string_sdna(prop, NULL, "subtarget");
	RNA_def_property_ui_text(prop, "Sub-Target", "Armature bone, mesh or lattice vertex group, ...");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");
}

static void rna_def_constrainttarget(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	srna = RNA_def_struct(brna, "ConstraintTarget", NULL);
	RNA_def_struct_ui_text(srna, "Constraint Target", "Target object for multi-target constraints");
	RNA_def_struct_path_func(srna, "rna_ConstraintTarget_path");
	RNA_def_struct_sdna(srna, "bConstraintTarget");

	prop = RNA_def_property(srna, "target", PROP_POINTER, PROP_NONE);
	RNA_def_property_pointer_sdna(prop, NULL, "tar");
	RNA_def_property_ui_text(prop, "Target", "Target object");
	RNA_def_property_flag(prop, PROP_EDITABLE);
	RNA_def_property_override_flag(prop, PROPOVERRIDE_OVERRIDABLE_STATIC);
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_ConstraintTarget_dependency_update");

	prop = RNA_def_property(srna, "subtarget", PROP_STRING, PROP_NONE);
	RNA_def_property_string_sdna(prop, NULL, "subtarget");
	RNA_def_property_ui_text(prop, "Sub-Target", "Armature bone, mesh or lattice vertex group, ...");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_ConstraintTarget_dependency_update");

	/* space, flag and type still to do  */
}

static void rna_def_constrainttarget_bone(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	srna = RNA_def_struct(brna, "ConstraintTargetBone", NULL);
	RNA_def_struct_ui_text(srna, "Constraint Target Bone", "Target bone for multi-target constraints");
	RNA_def_struct_path_func(srna, "rna_ConstraintTarget_path");
	RNA_def_struct_sdna(srna, "bConstraintTarget");

	prop = RNA_def_property(srna, "target", PROP_POINTER, PROP_NONE);
	RNA_def_property_pointer_sdna(prop, NULL, "tar");
	RNA_def_property_ui_text(prop, "Target", "Target armature");
	RNA_def_property_pointer_funcs(prop, NULL, "rna_ConstraintTargetBone_target_set", NULL, "rna_Armature_object_poll");
	RNA_def_property_flag(prop, PROP_EDITABLE);
	RNA_def_property_override_flag(prop, PROPOVERRIDE_OVERRIDABLE_STATIC);
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_ConstraintTarget_dependency_update");

	prop = RNA_def_property(srna, "subtarget", PROP_STRING, PROP_NONE);
	RNA_def_property_string_sdna(prop, NULL, "subtarget");
	RNA_def_property_ui_text(prop, "Sub-Target", "Target armature bone");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_ConstraintTarget_dependency_update");

	prop = RNA_def_property(srna, "weight", PROP_FLOAT, PROP_FACTOR);
	RNA_def_property_float_sdna(prop, NULL, "weight");
	RNA_def_property_range(prop, 0.0f, 1.0f);
	RNA_def_property_ui_text(prop, "Blend Weight", "Blending weight of this bone");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_ConstraintTarget_update");
}

static void rna_def_constraint_childof(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	srna = RNA_def_struct(brna, "ChildOfConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Child Of Constraint", "Create constraint-based parent-child relationship");
	RNA_def_struct_sdna_from(srna, "bChildOfConstraint", "data");

	rna_def_constraint_target_common(srna);

	prop = RNA_def_property(srna, "use_location_x", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CHILDOF_LOCX);
	RNA_def_property_ui_text(prop, "Location X", "Use X Location of Parent");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_location_y", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CHILDOF_LOCY);
	RNA_def_property_ui_text(prop, "Location Y", "Use Y Location of Parent");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_location_z", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CHILDOF_LOCZ);
	RNA_def_property_ui_text(prop, "Location Z", "Use Z Location of Parent");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_rotation_x", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CHILDOF_ROTX);
	RNA_def_property_ui_text(prop, "Rotation X", "Use X Rotation of Parent");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_rotation_y", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CHILDOF_ROTY);
	RNA_def_property_ui_text(prop, "Rotation Y", "Use Y Rotation of Parent");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_rotation_z", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CHILDOF_ROTZ);
	RNA_def_property_ui_text(prop, "Rotation Z", "Use Z Rotation of Parent");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_scale_x", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CHILDOF_SIZEX);
	RNA_def_property_ui_text(prop, "Scale X", "Use X Scale of Parent");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_scale_y", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CHILDOF_SIZEY);
	RNA_def_property_ui_text(prop, "Scale Y", "Use Y Scale of Parent");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_scale_z", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CHILDOF_SIZEZ);
	RNA_def_property_ui_text(prop, "Scale Z", "Use Z Scale of Parent");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "inverse_matrix", PROP_FLOAT, PROP_MATRIX);
	RNA_def_property_float_sdna(prop, NULL, "invmat");
	RNA_def_property_multi_array(prop, 2, rna_matrix_dimsize_4x4);
	RNA_def_property_clear_flag(prop, PROP_ANIMATABLE);
	RNA_def_property_ui_text(prop, "Inverse Matrix", "Transformation matrix to apply before");

}

static void rna_def_constraint_python(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	srna = RNA_def_struct(brna, "PythonConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Python Constraint", "Use Python script for constraint evaluation");
	RNA_def_struct_sdna_from(srna, "bPythonConstraint", "data");

	prop = RNA_def_property(srna, "targets", PROP_COLLECTION, PROP_NONE);
	RNA_def_property_collection_sdna(prop, NULL, "targets", NULL);
	RNA_def_property_struct_type(prop, "ConstraintTarget");
	RNA_def_property_ui_text(prop, "Targets", "Target Objects");

	prop = RNA_def_property(srna, "target_count", PROP_INT, PROP_NONE);
	RNA_def_property_int_sdna(prop, NULL, "tarnum");
	RNA_def_property_ui_text(prop, "Number of Targets", "Usually only 1-3 are needed");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "text", PROP_POINTER, PROP_NONE);
	RNA_def_property_ui_text(prop, "Script", "The text object that contains the Python script");
	RNA_def_property_flag(prop, PROP_EDITABLE | PROP_ID_REFCOUNT);
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_targets", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", PYCON_USETARGETS);
	RNA_def_property_ui_text(prop, "Use Targets", "Use the targets indicated in the constraint panel");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "has_script_error", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", PYCON_SCRIPTERROR);
	RNA_def_property_clear_flag(prop, PROP_EDITABLE);
	RNA_def_property_ui_text(prop, "Script Error", "The linked Python script has thrown an error");
}


static void rna_def_constraint_armature_deform_targets(BlenderRNA *brna, PropertyRNA *cprop)
{
	StructRNA *srna;
	FunctionRNA *func;
	PropertyRNA *parm;

	RNA_def_property_srna(cprop, "ArmatureConstraintTargets");
	srna = RNA_def_struct(brna, "ArmatureConstraintTargets", NULL);
	RNA_def_struct_sdna(srna, "bConstraint");
	RNA_def_struct_ui_text(srna, "Armature Deform Constraint Targets", "Collection of target bones and weights");

	func = RNA_def_function(srna, "new", "rna_ArmatureConstraint_target_new");
	RNA_def_function_flag(func, FUNC_USE_SELF_ID | FUNC_USE_MAIN);
	RNA_def_function_ui_description(func, "Add a new target to the constraint");
	parm = RNA_def_pointer(func, "target", "ConstraintTargetBone", "", "New target bone");
	RNA_def_function_return(func, parm);

	func = RNA_def_function(srna, "remove", "rna_ArmatureConstraint_target_remove");
	RNA_def_function_flag(func, FUNC_USE_SELF_ID | FUNC_USE_MAIN | FUNC_USE_REPORTS);
	RNA_def_function_ui_description(func, "Delete target from the constraint");
	parm = RNA_def_pointer(func, "target", "ConstraintTargetBone", "", "Target to remove");
	RNA_def_parameter_flags(parm, PROP_NEVER_NULL, PARM_REQUIRED | PARM_RNAPTR);
	RNA_def_parameter_clear_flags(parm, PROP_THICK_WRAP, 0);

	func = RNA_def_function(srna, "clear", "rna_ArmatureConstraint_target_clear");
	RNA_def_function_flag(func, FUNC_USE_SELF_ID | FUNC_USE_MAIN);
	RNA_def_function_ui_description(func, "Delete all targets from object");
}

static void rna_def_constraint_armature_deform(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	srna = RNA_def_struct(brna, "ArmatureConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Armature Constraint", "Applies transformations done by the Armature modifier");
	RNA_def_struct_sdna_from(srna, "bArmatureConstraint", "data");

	prop = RNA_def_property(srna, "targets", PROP_COLLECTION, PROP_NONE);
	RNA_def_property_collection_sdna(prop, NULL, "targets", NULL);
	RNA_def_property_struct_type(prop, "ConstraintTargetBone");
	RNA_def_property_ui_text(prop, "Targets", "Target Bones");
	rna_def_constraint_armature_deform_targets(brna, prop);

	prop = RNA_def_property(srna, "use_deform_preserve_volume", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CONSTRAINT_ARMATURE_QUATERNION);
	RNA_def_property_ui_text(prop, "Preserve Volume", "Deform rotation interpolation with quaternions");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_bone_envelopes", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CONSTRAINT_ARMATURE_ENVELOPE);
	RNA_def_property_ui_text(prop, "Use Envelopes",
	                         "Multiply weights by envelope for all bones, instead of acting like Vertex Group based blending. "
	                         "The specified weights are still used, and only the listed bones are considered");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_current_location", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CONSTRAINT_ARMATURE_CUR_LOCATION);
	RNA_def_property_ui_text(prop, "Use Current Location",
	                         "Use the current bone location for envelopes and choosing B-Bone segments instead of rest position");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");
}

static void rna_def_constraint_kinematic(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	static const EnumPropertyItem constraint_ik_axisref_items[] = {
		{0, "BONE", 0, "Bone", ""},
		{CONSTRAINT_IK_TARGETAXIS, "TARGET", 0, "Target", ""},
		{0, NULL, 0, NULL, NULL},
	};

	static const EnumPropertyItem constraint_ik_type_items[] = {
		{CONSTRAINT_IK_COPYPOSE, "COPY_POSE", 0, "Copy Pose", ""},
		{CONSTRAINT_IK_DISTANCE, "DISTANCE", 0, "Distance", ""},
		{0, NULL, 0, NULL, NULL},
	};

	srna = RNA_def_struct(brna, "KinematicConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Kinematic Constraint", "Inverse Kinematics");
	RNA_def_struct_sdna_from(srna, "bKinematicConstraint", "data");

	rna_def_constraint_target_common(srna);

	prop = RNA_def_property(srna, "iterations", PROP_INT, PROP_NONE);
	RNA_def_property_range(prop, 0, 10000);
	RNA_def_property_ui_text(prop, "Iterations", "Maximum number of solving iterations");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "pole_target", PROP_POINTER, PROP_NONE);
	RNA_def_property_pointer_sdna(prop, NULL, "poletar");
	RNA_def_property_ui_text(prop, "Pole Target", "Object for pole rotation");
	RNA_def_property_flag(prop, PROP_EDITABLE);
	RNA_def_property_override_flag(prop, PROPOVERRIDE_OVERRIDABLE_STATIC);
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "pole_subtarget", PROP_STRING, PROP_NONE);
	RNA_def_property_string_sdna(prop, NULL, "polesubtarget");
	RNA_def_property_ui_text(prop, "Pole Sub-Target", "");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "pole_angle", PROP_FLOAT, PROP_ANGLE);
	RNA_def_property_float_sdna(prop, NULL, "poleangle");
	RNA_def_property_range(prop, -M_PI, M_PI);
	RNA_def_property_ui_range(prop, -M_PI, M_PI, 10, 4);
	RNA_def_property_ui_text(prop, "Pole Angle", "Pole rotation offset");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "weight", PROP_FLOAT, PROP_NONE);
	RNA_def_property_range(prop, 0.01, 1.f);
	RNA_def_property_ui_text(prop, "Weight", "For Tree-IK: Weight of position control for this target");

	prop = RNA_def_property(srna, "orient_weight", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "orientweight");
	RNA_def_property_range(prop, 0.01, 1.f);
	RNA_def_property_ui_text(prop, "Orientation Weight", "For Tree-IK: Weight of orientation control for this target");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "chain_count", PROP_INT, PROP_NONE);
	RNA_def_property_int_sdna(prop, NULL, "rootbone");
	RNA_def_property_range(prop, 0, 255);
	RNA_def_property_ui_text(prop, "Chain Length", "How many bones are included in the IK effect - 0 uses all bones");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "use_tail", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CONSTRAINT_IK_TIP);
	RNA_def_property_ui_text(prop, "Use Tail", "Include bone's tail as last element in chain");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "reference_axis", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_bitflag_sdna(prop, NULL, "flag");
	RNA_def_property_enum_items(prop, constraint_ik_axisref_items);
	RNA_def_property_ui_text(prop, "Axis Reference",
	                         "Constraint axis Lock options relative to Bone or Target reference");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "use_location", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CONSTRAINT_IK_POS);
	RNA_def_property_ui_text(prop, "Position", "Chain follows position of target");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "lock_location_x", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_negative_sdna(prop, NULL, "flag", CONSTRAINT_IK_NO_POS_X);
	RNA_def_property_ui_text(prop, "Lock X Pos", "Constraint position along X axis");
	RNA_def_property_update(prop, NC_OBJECT | ND_POSE, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "lock_location_y", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_negative_sdna(prop, NULL, "flag", CONSTRAINT_IK_NO_POS_Y);
	RNA_def_property_ui_text(prop, "Lock Y Pos", "Constraint position along Y axis");
	RNA_def_property_update(prop, NC_OBJECT | ND_POSE, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "lock_location_z", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_negative_sdna(prop, NULL, "flag", CONSTRAINT_IK_NO_POS_Z);
	RNA_def_property_ui_text(prop, "Lock Z Pos", "Constraint position along Z axis");
	RNA_def_property_update(prop, NC_OBJECT | ND_POSE, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "use_rotation", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CONSTRAINT_IK_ROT);
	RNA_def_property_ui_text(prop, "Rotation", "Chain follows rotation of target");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "lock_rotation_x", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_negative_sdna(prop, NULL, "flag", CONSTRAINT_IK_NO_ROT_X);
	RNA_def_property_ui_text(prop, "Lock X Rot", "Constraint rotation along X axis");
	RNA_def_property_update(prop, NC_OBJECT | ND_POSE, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "lock_rotation_y", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_negative_sdna(prop, NULL, "flag", CONSTRAINT_IK_NO_ROT_Y);
	RNA_def_property_ui_text(prop, "Lock Y Rot", "Constraint rotation along Y axis");
	RNA_def_property_update(prop, NC_OBJECT | ND_POSE, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "lock_rotation_z", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_negative_sdna(prop, NULL, "flag", CONSTRAINT_IK_NO_ROT_Z);
	RNA_def_property_ui_text(prop, "Lock Z Rot", "Constraint rotation along Z axis");
	RNA_def_property_update(prop, NC_OBJECT | ND_POSE, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "use_stretch", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CONSTRAINT_IK_STRETCH);
	RNA_def_property_ui_text(prop, "Stretch", "Enable IK Stretching");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "ik_type", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "type");
	RNA_def_property_enum_funcs(prop, NULL, "rna_Constraint_ik_type_set", NULL);
	RNA_def_property_enum_items(prop, constraint_ik_type_items);
	RNA_def_property_ui_text(prop, "IK Type", "");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "limit_mode", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "mode");
	RNA_def_property_enum_items(prop, constraint_distance_items);
	RNA_def_property_ui_text(prop, "Limit Mode", "Distances in relation to sphere of influence to allow");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "distance", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "dist");
	RNA_def_property_range(prop, 0.0, 100.f);
	RNA_def_property_ui_text(prop, "Distance", "Radius of limiting sphere");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");
}

static void rna_def_constraint_track_to(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	static const EnumPropertyItem up_items[] = {
		{TRACK_X, "UP_X", 0, "X", ""},
		{TRACK_Y, "UP_Y", 0, "Y", ""},
		{TRACK_Z, "UP_Z", 0, "Z", ""},
		{0, NULL, 0, NULL, NULL},
	};

	srna = RNA_def_struct(brna, "TrackToConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Track To Constraint", "Aim the constrained object toward the target");

	rna_def_constraint_headtail_common(srna);

	RNA_def_struct_sdna_from(srna, "bTrackToConstraint", "data");

	rna_def_constraint_target_common(srna);

	prop = RNA_def_property(srna, "track_axis", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "reserved1");
	RNA_def_property_enum_items(prop, track_axis_items);
	RNA_def_property_ui_text(prop, "Track Axis", "Axis that points to the target object");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "up_axis", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "reserved2");
	RNA_def_property_enum_items(prop, up_items);
	RNA_def_property_ui_text(prop, "Up Axis", "Axis that points upward");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_target_z", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flags", TARGET_Z_UP);
	RNA_def_property_ui_text(prop, "Target Z", "Target's Z axis, not World Z axis, will constraint the Up direction");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");
}

static void rna_def_constraint_locate_like(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	srna = RNA_def_struct(brna, "CopyLocationConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Copy Location Constraint", "Copy the location of the target");

	rna_def_constraint_headtail_common(srna);

	RNA_def_struct_sdna_from(srna, "bLocateLikeConstraint", "data");

	rna_def_constraint_target_common(srna);

	prop = RNA_def_property(srna, "use_x", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", LOCLIKE_X);
	RNA_def_property_ui_text(prop, "Copy X", "Copy the target's X location");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_y", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", LOCLIKE_Y);
	RNA_def_property_ui_text(prop, "Copy Y", "Copy the target's Y location");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_z", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", LOCLIKE_Z);
	RNA_def_property_ui_text(prop, "Copy Z", "Copy the target's Z location");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "invert_x", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", LOCLIKE_X_INVERT);
	RNA_def_property_ui_text(prop, "Invert X", "Invert the X location");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "invert_y", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", LOCLIKE_Y_INVERT);
	RNA_def_property_ui_text(prop, "Invert Y", "Invert the Y location");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "invert_z", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", LOCLIKE_Z_INVERT);
	RNA_def_property_ui_text(prop, "Invert Z", "Invert the Z location");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_offset", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", LOCLIKE_OFFSET);
	RNA_def_property_ui_text(prop, "Offset", "Add original location into copied location");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");
}

static void rna_def_constraint_rotate_like(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	srna = RNA_def_struct(brna, "CopyRotationConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Copy Rotation Constraint", "Copy the rotation of the target");
	RNA_def_struct_sdna_from(srna, "bRotateLikeConstraint", "data");

	rna_def_constraint_target_common(srna);

	prop = RNA_def_property(srna, "use_x", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", ROTLIKE_X);
	RNA_def_property_ui_text(prop, "Copy X", "Copy the target's X rotation");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_y", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", ROTLIKE_Y);
	RNA_def_property_ui_text(prop, "Copy Y", "Copy the target's Y rotation");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_z", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", ROTLIKE_Z);
	RNA_def_property_ui_text(prop, "Copy Z", "Copy the target's Z rotation");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "invert_x", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", ROTLIKE_X_INVERT);
	RNA_def_property_ui_text(prop, "Invert X", "Invert the X rotation");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "invert_y", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", ROTLIKE_Y_INVERT);
	RNA_def_property_ui_text(prop, "Invert Y", "Invert the Y rotation");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "invert_z", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", ROTLIKE_Z_INVERT);
	RNA_def_property_ui_text(prop, "Invert Z", "Invert the Z rotation");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_offset", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", ROTLIKE_OFFSET);
	RNA_def_property_ui_text(prop, "Offset", "Add original rotation into copied rotation");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");
}

static void rna_def_constraint_size_like(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	srna = RNA_def_struct(brna, "CopyScaleConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Copy Scale Constraint", "Copy the scale of the target");
	RNA_def_struct_sdna_from(srna, "bSizeLikeConstraint", "data");

	rna_def_constraint_target_common(srna);

	prop = RNA_def_property(srna, "use_x", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", SIZELIKE_X);
	RNA_def_property_ui_text(prop, "Copy X", "Copy the target's X scale");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_y", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", SIZELIKE_Y);
	RNA_def_property_ui_text(prop, "Copy Y", "Copy the target's Y scale");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_z", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", SIZELIKE_Z);
	RNA_def_property_ui_text(prop, "Copy Z", "Copy the target's Z scale");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_offset", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", SIZELIKE_OFFSET);
	RNA_def_property_ui_text(prop, "Offset", "Combine original scale with copied scale");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_add", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_negative_sdna(prop, NULL, "flag", SIZELIKE_MULTIPLY);
	RNA_def_property_ui_text(prop, "Additive", "Use addition instead of multiplication to combine scale (2.7 compatibility)");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");
}

static void rna_def_constraint_same_volume(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	static const EnumPropertyItem volume_items[] = {
		{SAMEVOL_X, "SAMEVOL_X", 0, "X", ""},
		{SAMEVOL_Y, "SAMEVOL_Y", 0, "Y", ""},
		{SAMEVOL_Z, "SAMEVOL_Z", 0, "Z", ""},
		{0, NULL, 0, NULL, NULL},
	};

	srna = RNA_def_struct(brna, "MaintainVolumeConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Maintain Volume Constraint",
	                       "Maintain a constant volume along a single scaling axis");
	RNA_def_struct_sdna_from(srna, "bSameVolumeConstraint", "data");

	prop = RNA_def_property(srna, "free_axis", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "flag");
	RNA_def_property_enum_items(prop, volume_items);
	RNA_def_property_ui_text(prop, "Free Axis", "The free scaling axis of the object");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "volume", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_range(prop, 0.001f, 100.0f);
	RNA_def_property_ui_text(prop, "Volume", "Volume of the bone at rest");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

}

static void rna_def_constraint_transform_like(BlenderRNA *brna)
{
	StructRNA *srna;

	srna = RNA_def_struct(brna, "CopyTransformsConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Copy Transforms Constraint", "Copy all the transforms of the target");

	rna_def_constraint_headtail_common(srna);

	RNA_def_struct_sdna_from(srna, "bTransLikeConstraint", "data");

	rna_def_constraint_target_common(srna);
}

static void rna_def_constraint_minmax(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	static const EnumPropertyItem minmax_items[] = {
		{TRACK_X, "FLOOR_X", 0, "X", ""},
		{TRACK_Y, "FLOOR_Y", 0, "Y", ""},
		{TRACK_Z, "FLOOR_Z", 0, "Z", ""},
		{TRACK_nX, "FLOOR_NEGATIVE_X", 0, "-X", ""},
		{TRACK_nY, "FLOOR_NEGATIVE_Y", 0, "-Y", ""},
		{TRACK_nZ, "FLOOR_NEGATIVE_Z", 0, "-Z", ""},
		{0, NULL, 0, NULL, NULL},
	};

	srna = RNA_def_struct(brna, "FloorConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Floor Constraint", "Use the target object for location limitation");
	RNA_def_struct_sdna_from(srna, "bMinMaxConstraint", "data");

	rna_def_constraint_target_common(srna);

	prop = RNA_def_property(srna, "floor_location", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "minmaxflag");
	RNA_def_property_enum_items(prop, minmax_items);
	RNA_def_property_ui_text(prop, "Floor Location", "Location of target that object will not pass through");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_sticky", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", MINMAX_STICKY);
	RNA_def_property_ui_text(prop, "Sticky", "Immobilize object while constrained");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_rotation", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", MINMAX_USEROT);
	RNA_def_property_ui_text(prop, "Use Rotation", "Use the target's rotation to determine floor");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "offset", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_ui_range(prop, -100.0f, 100.0f, 1, -1);
	RNA_def_property_ui_text(prop, "Offset", "Offset of floor from object origin");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");
}

static void rna_def_constraint_action(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	static const EnumPropertyItem transform_channel_items[] = {
		{20, "LOCATION_X", 0, "X Location", ""},
		{21, "LOCATION_Y", 0, "Y Location", ""},
		{22, "LOCATION_Z", 0, "Z Location", ""},
		{00, "ROTATION_X", 0, "X Rotation", ""},
		{01, "ROTATION_Y", 0, "Y Rotation", ""},
		{02, "ROTATION_Z", 0, "Z Rotation", ""},
		{10, "SCALE_X", 0, "X Scale", ""},
		{11, "SCALE_Y", 0, "Y Scale", ""},
		{12, "SCALE_Z", 0, "Z Scale", ""},
		{0, NULL, 0, NULL, NULL},
	};

	srna = RNA_def_struct(brna, "ActionConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Action Constraint", "Map an action to the transform axes of a bone");
	RNA_def_struct_sdna_from(srna, "bActionConstraint", "data");

	rna_def_constraint_target_common(srna);

	prop = RNA_def_property(srna, "transform_channel", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "type");
	RNA_def_property_enum_items(prop, transform_channel_items);
	RNA_def_property_ui_text(prop, "Transform Channel",
	                         "Transformation channel from the target that is used to key the Action");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "action", PROP_POINTER, PROP_NONE);
	RNA_def_property_pointer_sdna(prop, NULL, "act");
	RNA_def_property_pointer_funcs(prop, NULL, NULL, NULL, "rna_Action_id_poll");
	RNA_def_property_ui_text(prop, "Action", "The constraining action");
	RNA_def_property_flag(prop, PROP_EDITABLE | PROP_ID_REFCOUNT);
	RNA_def_property_override_flag(prop, PROPOVERRIDE_OVERRIDABLE_STATIC);
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_bone_object_action", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", ACTCON_BONE_USE_OBJECT_ACTION);
	RNA_def_property_ui_text(prop, "Object Action",
	                         "Bones only: apply the object's transformation channels of the action "
	                         "to the constrained bone, instead of bone's channels");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "frame_start", PROP_INT, PROP_TIME);
	RNA_def_property_int_sdna(prop, NULL, "start");
	RNA_def_property_range(prop, MINAFRAME, MAXFRAME);
	RNA_def_property_ui_text(prop, "Start Frame", "First frame of the Action to use");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "frame_end", PROP_INT, PROP_TIME);
	RNA_def_property_int_sdna(prop, NULL, "end");
	RNA_def_property_range(prop, MINAFRAME, MAXFRAME);
	RNA_def_property_ui_text(prop, "End Frame", "Last frame of the Action to use");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "max", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "max");
	RNA_def_property_range(prop, -1000.f, 1000.f);
	RNA_def_property_ui_text(prop, "Maximum", "Maximum value for target channel range");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");
	RNA_def_property_float_funcs(prop, NULL, NULL, "rna_ActionConstraint_minmax_range");

	prop = RNA_def_property(srna, "min", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "min");
	RNA_def_property_range(prop, -1000.f, 1000.f);
	RNA_def_property_ui_text(prop, "Minimum", "Minimum value for target channel range");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");
	RNA_def_property_float_funcs(prop, NULL, NULL, "rna_ActionConstraint_minmax_range");
}

static void rna_def_constraint_locked_track(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	static const EnumPropertyItem lock_items[] = {
		{TRACK_X, "LOCK_X", 0, "X", ""},
		{TRACK_Y, "LOCK_Y", 0, "Y", ""},
		{TRACK_Z, "LOCK_Z", 0, "Z", ""},
		{0, NULL, 0, NULL, NULL},
	};

	srna = RNA_def_struct(brna, "LockedTrackConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Locked Track Constraint",
	                       "Point toward the target along the track axis, while locking the other axis");

	rna_def_constraint_headtail_common(srna);

	RNA_def_struct_sdna_from(srna, "bLockTrackConstraint", "data");

	rna_def_constraint_target_common(srna);

	prop = RNA_def_property(srna, "track_axis", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "trackflag");
	RNA_def_property_enum_items(prop, track_axis_items);
	RNA_def_property_ui_text(prop, "Track Axis", "Axis that points to the target object");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "lock_axis", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "lockflag");
	RNA_def_property_enum_items(prop, lock_items);
	RNA_def_property_ui_text(prop, "Locked Axis", "Axis that points upward");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");
}

static void rna_def_constraint_follow_path(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	static const EnumPropertyItem forwardpath_items[] = {
		{TRACK_X, "FORWARD_X", 0, "X", ""},
		{TRACK_Y, "FORWARD_Y", 0, "Y", ""},
		{TRACK_Z, "FORWARD_Z", 0, "Z", ""},
		{TRACK_nX, "TRACK_NEGATIVE_X", 0, "-X", ""},
		{TRACK_nY, "TRACK_NEGATIVE_Y", 0, "-Y", ""},
		{TRACK_nZ, "TRACK_NEGATIVE_Z", 0, "-Z", ""},
		{0, NULL, 0, NULL, NULL},
	};

	static const EnumPropertyItem pathup_items[] = {
		{TRACK_X, "UP_X", 0, "X", ""},
		{TRACK_Y, "UP_Y", 0, "Y", ""},
		{TRACK_Z, "UP_Z", 0, "Z", ""},
		{0, NULL, 0, NULL, NULL},
	};

	srna = RNA_def_struct(brna, "FollowPathConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Follow Path Constraint", "Lock motion to the target path");
	RNA_def_struct_sdna_from(srna, "bFollowPathConstraint", "data");

	prop = RNA_def_property(srna, "target", PROP_POINTER, PROP_NONE);
	RNA_def_property_pointer_sdna(prop, NULL, "tar");
	RNA_def_property_pointer_funcs(prop, NULL, NULL, NULL, "rna_Curve_object_poll");
	RNA_def_property_ui_text(prop, "Target", "Target Curve object");
	RNA_def_property_flag(prop, PROP_EDITABLE);
	RNA_def_property_override_flag(prop, PROPOVERRIDE_OVERRIDABLE_STATIC);
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "offset", PROP_FLOAT, PROP_TIME);
	RNA_def_property_range(prop, MINAFRAME, MAXFRAME);
	RNA_def_property_ui_text(prop, "Offset", "Offset from the position corresponding to the time frame");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "offset_factor", PROP_FLOAT, PROP_FACTOR);
	RNA_def_property_float_sdna(prop, NULL, "offset_fac");
	RNA_def_property_range(prop, 0.0f, 1.0f);
	RNA_def_property_ui_text(prop, "Offset Factor", "Percentage value defining target position along length of curve");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "forward_axis", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "trackflag");
	RNA_def_property_enum_items(prop, forwardpath_items);
	RNA_def_property_ui_text(prop, "Forward Axis", "Axis that points forward along the path");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "up_axis", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "upflag");
	RNA_def_property_enum_items(prop, pathup_items);
	RNA_def_property_ui_text(prop, "Up Axis", "Axis that points upward");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_curve_follow", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "followflag", FOLLOWPATH_FOLLOW);
	RNA_def_property_ui_text(prop, "Follow Curve", "Object will follow the heading and banking of the curve");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_fixed_location", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "followflag", FOLLOWPATH_STATIC);
	RNA_def_property_ui_text(prop, "Fixed Position",
	                         "Object will stay locked to a single point somewhere along the length of the curve "
	                         "regardless of time");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_curve_radius", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "followflag", FOLLOWPATH_RADIUS);
	RNA_def_property_ui_text(prop, "Curve Radius", "Object is scaled by the curve radius");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");
}

static void rna_def_constraint_stretch_to(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	static const EnumPropertyItem volume_items[] = {
		{VOLUME_XZ, "VOLUME_XZX", 0, "XZ", ""},
		{VOLUME_X, "VOLUME_X", 0, "X", ""},
		{VOLUME_Z, "VOLUME_Z", 0, "Z", ""},
		{NO_VOLUME, "NO_VOLUME", 0, "None", ""},
		{0, NULL, 0, NULL, NULL},
	};

	static const EnumPropertyItem plane_items[] = {
		{PLANE_X, "PLANE_X", 0, "X", "Keep X Axis"},
		{PLANE_Z, "PLANE_Z", 0, "Z", "Keep Z Axis"},
		{0, NULL, 0, NULL, NULL},
	};

	srna = RNA_def_struct(brna, "StretchToConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Stretch To Constraint", "Stretch to meet the target object");

	rna_def_constraint_headtail_common(srna);

	RNA_def_struct_sdna_from(srna, "bStretchToConstraint", "data");

	rna_def_constraint_target_common(srna);

	prop = RNA_def_property(srna, "volume", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "volmode");
	RNA_def_property_enum_items(prop, volume_items);
	RNA_def_property_ui_text(prop, "Maintain Volume", "Maintain the object's volume as it stretches");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "keep_axis", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "plane");
	RNA_def_property_enum_items(prop, plane_items);
	RNA_def_property_ui_text(prop, "Keep Axis", "Axis to maintain during stretch");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "rest_length", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "orglength");
	RNA_def_property_range(prop, 0.0f, 1000.0f);
	RNA_def_property_ui_range(prop, 0, 100.0f, 10, RNA_TRANSLATION_PREC_DEFAULT);
	RNA_def_property_ui_text(prop, "Original Length", "Length at rest position");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "bulge", PROP_FLOAT, PROP_NONE);
	RNA_def_property_range(prop, 0.0, 100.f);
	RNA_def_property_ui_text(prop, "Volume Variation", "Factor between volume variation and stretching");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_bulge_min", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", STRETCHTOCON_USE_BULGE_MIN);
	RNA_def_property_ui_text(prop, "Use Volume Variation Minimum", "Use lower limit for volume variation");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_bulge_max", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", STRETCHTOCON_USE_BULGE_MAX);
	RNA_def_property_ui_text(prop, "Use Volume Variation Maximum", "Use upper limit for volume variation");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "bulge_min", PROP_FLOAT, PROP_NONE);
	RNA_def_property_range(prop, 0.0, 1.0f);
	RNA_def_property_ui_text(prop, "Volume Variation Minimum", "Minimum volume stretching factor");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "bulge_max", PROP_FLOAT, PROP_NONE);
	RNA_def_property_range(prop, 1.0, 100.0f);
	RNA_def_property_ui_text(prop, "Volume Variation Maximum", "Maximum volume stretching factor");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "bulge_smooth", PROP_FLOAT, PROP_FACTOR);
	RNA_def_property_range(prop, 0.0, 1.0f);
	RNA_def_property_ui_text(prop, "Volume Variation Smoothness", "Strength of volume stretching clamping");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");
}

static void rna_def_constraint_clamp_to(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	static const EnumPropertyItem clamp_items[] = {
		{CLAMPTO_AUTO, "CLAMPTO_AUTO", 0, "Auto", ""},
		{CLAMPTO_X, "CLAMPTO_X", 0, "X", ""},
		{CLAMPTO_Y, "CLAMPTO_Y", 0, "Y", ""},
		{CLAMPTO_Z, "CLAMPTO_Z", 0, "Z", ""},
		{0, NULL, 0, NULL, NULL},
	};

	srna = RNA_def_struct(brna, "ClampToConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Clamp To Constraint",
	                       "Constrain an object's location to the nearest point along the target path");
	RNA_def_struct_sdna_from(srna, "bClampToConstraint", "data");

	prop = RNA_def_property(srna, "target", PROP_POINTER, PROP_NONE);
	RNA_def_property_pointer_sdna(prop, NULL, "tar");
	RNA_def_property_pointer_funcs(prop, NULL, NULL, NULL, "rna_Curve_object_poll");
	RNA_def_property_ui_text(prop, "Target", "Target Object (Curves only)");
	RNA_def_property_flag(prop, PROP_EDITABLE);
	RNA_def_property_override_flag(prop, PROPOVERRIDE_OVERRIDABLE_STATIC);
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "main_axis", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "flag");
	RNA_def_property_enum_items(prop, clamp_items);
	RNA_def_property_ui_text(prop, "Main Axis", "Main axis of movement");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_cyclic", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag2", CLAMPTO_CYCLIC);
	RNA_def_property_ui_text(prop, "Cyclic", "Treat curve as cyclic curve (no clamping to curve bounding box)");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");
}

static void rna_def_constraint_transform(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	static const EnumPropertyItem transform_items[] = {
		{TRANS_LOCATION, "LOCATION", 0, "Loc", ""},
		{TRANS_ROTATION, "ROTATION", 0, "Rot", ""},
		{TRANS_SCALE, "SCALE", 0, "Scale", ""},
		{0, NULL, 0, NULL, NULL},
	};

	srna = RNA_def_struct(brna, "TransformConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Transformation Constraint", "Map transformations of the target to the object");
	RNA_def_struct_sdna_from(srna, "bTransformConstraint", "data");

	rna_def_constraint_target_common(srna);

	prop = RNA_def_property(srna, "map_from", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "from");
	RNA_def_property_enum_items(prop, transform_items);
	RNA_def_property_ui_text(prop, "Map From", "The transformation type to use from the target");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "map_to", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "to");
	RNA_def_property_enum_items(prop, transform_items);
	RNA_def_property_ui_text(prop, "Map To", "The transformation type to affect of the constrained object");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "map_to_x_from", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "map[0]");
	RNA_def_property_enum_items(prop, rna_enum_axis_xyz_items);
	RNA_def_property_ui_text(prop, "Map To X From", "The source axis constrained object's X axis uses");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "map_to_y_from", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "map[1]");
	RNA_def_property_enum_items(prop, rna_enum_axis_xyz_items);
	RNA_def_property_ui_text(prop, "Map To Y From", "The source axis constrained object's Y axis uses");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "map_to_z_from", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "map[2]");
	RNA_def_property_enum_items(prop, rna_enum_axis_xyz_items);
	RNA_def_property_ui_text(prop, "Map To Z From", "The source axis constrained object's Z axis uses");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_motion_extrapolate", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "expo", CLAMPTO_CYCLIC);
	RNA_def_property_ui_text(prop, "Extrapolate Motion", "Extrapolate ranges");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	/* Loc */
	prop = RNA_def_property(srna, "from_min_x", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "from_min[0]");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "From Minimum X", "Bottom range of X axis source motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "from_min_y", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "from_min[1]");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "From Minimum Y", "Bottom range of Y axis source motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "from_min_z", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "from_min[2]");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "From Minimum Z", "Bottom range of Z axis source motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "from_max_x", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "from_max[0]");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "From Maximum X", "Top range of X axis source motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "from_max_y", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "from_max[1]");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "From Maximum Y", "Top range of Y axis source motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "from_max_z", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "from_max[2]");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "From Maximum Z", "Top range of Z axis source motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "to_min_x", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "to_min[0]");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "To Minimum X", "Bottom range of X axis destination motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "to_min_y", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "to_min[1]");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "To Minimum Y", "Bottom range of Y axis destination motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "to_min_z", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "to_min[2]");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "To Minimum Z", "Bottom range of Z axis destination motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "to_max_x", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "to_max[0]");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "To Maximum X", "Top range of X axis destination motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "to_max_y", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "to_max[1]");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "To Maximum Y", "Top range of Y axis destination motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "to_max_z", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "to_max[2]");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "To Maximum Z", "Top range of Z axis destination motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	/* Rot */
	prop = RNA_def_property(srna, "from_min_x_rot", PROP_FLOAT, PROP_ANGLE);
	RNA_def_property_float_sdna(prop, NULL, "from_min_rot[0]");
	RNA_def_property_ui_range(prop, DEG2RADF(-180.0f), DEG2RADF(180.0f), 10, 3);
	RNA_def_property_ui_text(prop, "From Minimum X", "Bottom range of X axis source motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "from_min_y_rot", PROP_FLOAT, PROP_ANGLE);
	RNA_def_property_float_sdna(prop, NULL, "from_min_rot[1]");
	RNA_def_property_ui_range(prop, DEG2RADF(-180.0f), DEG2RADF(180.0f), 10, 3);
	RNA_def_property_ui_text(prop, "From Minimum Y", "Bottom range of Y axis source motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "from_min_z_rot", PROP_FLOAT, PROP_ANGLE);
	RNA_def_property_float_sdna(prop, NULL, "from_min_rot[2]");
	RNA_def_property_ui_range(prop, DEG2RADF(-180.0f), DEG2RADF(180.0f), 10, 3);
	RNA_def_property_ui_text(prop, "From Minimum Z", "Bottom range of Z axis source motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "from_max_x_rot", PROP_FLOAT, PROP_ANGLE);
	RNA_def_property_float_sdna(prop, NULL, "from_max_rot[0]");
	RNA_def_property_ui_range(prop, DEG2RADF(-180.0f), DEG2RADF(180.0f), 10, 3);
	RNA_def_property_ui_text(prop, "From Maximum X", "Top range of X axis source motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "from_max_y_rot", PROP_FLOAT, PROP_ANGLE);
	RNA_def_property_float_sdna(prop, NULL, "from_max_rot[1]");
	RNA_def_property_ui_range(prop, DEG2RADF(-180.0f), DEG2RADF(180.0f), 10, 3);
	RNA_def_property_ui_text(prop, "From Maximum Y", "Top range of Y axis source motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "from_max_z_rot", PROP_FLOAT, PROP_ANGLE);
	RNA_def_property_float_sdna(prop, NULL, "from_max_rot[2]");
	RNA_def_property_ui_range(prop, DEG2RADF(-180.0f), DEG2RADF(180.0f), 10, 3);
	RNA_def_property_ui_text(prop, "From Maximum Z", "Top range of Z axis source motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "to_min_x_rot", PROP_FLOAT, PROP_ANGLE);
	RNA_def_property_float_sdna(prop, NULL, "to_min_rot[0]");
	RNA_def_property_ui_range(prop, DEG2RADF(-180.0f), DEG2RADF(180.0f), 10, 3);
	RNA_def_property_ui_text(prop, "To Minimum X", "Bottom range of X axis destination motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "to_min_y_rot", PROP_FLOAT, PROP_ANGLE);
	RNA_def_property_float_sdna(prop, NULL, "to_min_rot[1]");
	RNA_def_property_ui_range(prop, DEG2RADF(-180.0f), DEG2RADF(180.0f), 10, 3);
	RNA_def_property_ui_text(prop, "To Minimum Y", "Bottom range of Y axis destination motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "to_min_z_rot", PROP_FLOAT, PROP_ANGLE);
	RNA_def_property_float_sdna(prop, NULL, "to_min_rot[2]");
	RNA_def_property_ui_range(prop, DEG2RADF(-180.0f), DEG2RADF(180.0f), 10, 3);
	RNA_def_property_ui_text(prop, "To Minimum Z", "Bottom range of Z axis destination motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "to_max_x_rot", PROP_FLOAT, PROP_ANGLE);
	RNA_def_property_float_sdna(prop, NULL, "to_max_rot[0]");
	RNA_def_property_ui_range(prop, DEG2RADF(-180.0f), DEG2RADF(180.0f), 10, 3);
	RNA_def_property_ui_text(prop, "To Maximum X", "Top range of X axis destination motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "to_max_y_rot", PROP_FLOAT, PROP_ANGLE);
	RNA_def_property_float_sdna(prop, NULL, "to_max_rot[1]");
	RNA_def_property_ui_range(prop, DEG2RADF(-180.0f), DEG2RADF(180.0f), 10, 3);
	RNA_def_property_ui_text(prop, "To Maximum Y", "Top range of Y axis destination motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "to_max_z_rot", PROP_FLOAT, PROP_ANGLE);
	RNA_def_property_float_sdna(prop, NULL, "to_max_rot[2]");
	RNA_def_property_ui_range(prop, DEG2RADF(-180.0f), DEG2RADF(180.0f), 10, 3);
	RNA_def_property_ui_text(prop, "To Maximum Z", "Top range of Z axis destination motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	/* Scale */
	prop = RNA_def_property(srna, "from_min_x_scale", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "from_min_scale[0]");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "From Minimum X", "Bottom range of X axis source motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "from_min_y_scale", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "from_min_scale[1]");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "From Minimum Y", "Bottom range of Y axis source motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "from_min_z_scale", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "from_min_scale[2]");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "From Minimum Z", "Bottom range of Z axis source motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "from_max_x_scale", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "from_max_scale[0]");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "From Maximum X", "Top range of X axis source motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "from_max_y_scale", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "from_max_scale[1]");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "From Maximum Y", "Top range of Y axis source motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "from_max_z_scale", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "from_max_scale[2]");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "From Maximum Z", "Top range of Z axis source motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "to_min_x_scale", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "to_min_scale[0]");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "To Minimum X", "Bottom range of X axis destination motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "to_min_y_scale", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "to_min_scale[1]");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "To Minimum Y", "Bottom range of Y axis destination motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "to_min_z_scale", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "to_min_scale[2]");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "To Minimum Z", "Bottom range of Z axis destination motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "to_max_x_scale", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "to_max_scale[0]");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "To Maximum X", "Top range of X axis destination motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "to_max_y_scale", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "to_max_scale[1]");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "To Maximum Y", "Top range of Y axis destination motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "to_max_z_scale", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "to_max_scale[2]");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "To Maximum Z", "Top range of Z axis destination motion");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");
}

static void rna_def_constraint_location_limit(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	srna = RNA_def_struct(brna, "LimitLocationConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Limit Location Constraint", "Limit the location of the constrained object");
	RNA_def_struct_sdna_from(srna, "bLocLimitConstraint", "data");

	prop = RNA_def_property(srna, "use_min_x", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", LIMIT_XMIN);
	RNA_def_property_ui_text(prop, "Minimum X", "Use the minimum X value");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_min_y", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", LIMIT_YMIN);
	RNA_def_property_ui_text(prop, "Minimum Y", "Use the minimum Y value");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_min_z", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", LIMIT_ZMIN);
	RNA_def_property_ui_text(prop, "Minimum Z", "Use the minimum Z value");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_max_x", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", LIMIT_XMAX);
	RNA_def_property_ui_text(prop, "Maximum X", "Use the maximum X value");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_max_y", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", LIMIT_YMAX);
	RNA_def_property_ui_text(prop, "Maximum Y", "Use the maximum Y value");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_max_z", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", LIMIT_ZMAX);
	RNA_def_property_ui_text(prop, "Maximum Z", "Use the maximum Z value");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "min_x", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "xmin");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "Minimum X", "Lowest X value to allow");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "min_y", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "ymin");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "Minimum Y", "Lowest Y value to allow");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "min_z", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "zmin");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "Minimum Z", "Lowest Z value to allow");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "max_x", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "xmax");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "Maximum X", "Highest X value to allow");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "max_y", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "ymax");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "Maximum Y", "Highest Y value to allow");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "max_z", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "zmax");
	RNA_def_property_ui_range(prop, -1000.0f, 1000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "Maximum Z", "Highest Z value to allow");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_transform_limit", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag2", LIMIT_TRANSFORM);
	RNA_def_property_ui_text(prop, "For Transform", "Transforms are affected by this constraint as well");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");
}

static void rna_def_constraint_rotation_limit(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	srna = RNA_def_struct(brna, "LimitRotationConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Limit Rotation Constraint", "Limit the rotation of the constrained object");
	RNA_def_struct_sdna_from(srna, "bRotLimitConstraint", "data");

	prop = RNA_def_property(srna, "use_limit_x", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", LIMIT_XROT);
	RNA_def_property_ui_text(prop, "Limit X", "Use the minimum X value");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_limit_y", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", LIMIT_YROT);
	RNA_def_property_ui_text(prop, "Limit Y", "Use the minimum Y value");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_limit_z", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", LIMIT_ZROT);
	RNA_def_property_ui_text(prop, "Limit Z", "Use the minimum Z value");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "min_x", PROP_FLOAT, PROP_ANGLE);
	RNA_def_property_float_sdna(prop, NULL, "xmin");
	RNA_def_property_range(prop, -1000.0, 1000.f);
	RNA_def_property_ui_text(prop, "Minimum X", "Lowest X value to allow");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "min_y", PROP_FLOAT, PROP_ANGLE);
	RNA_def_property_float_sdna(prop, NULL, "ymin");
	RNA_def_property_range(prop, -1000.0, 1000.f);
	RNA_def_property_ui_text(prop, "Minimum Y", "Lowest Y value to allow");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "min_z", PROP_FLOAT, PROP_ANGLE);
	RNA_def_property_float_sdna(prop, NULL, "zmin");
	RNA_def_property_range(prop, -1000.0, 1000.f);
	RNA_def_property_ui_text(prop, "Minimum Z", "Lowest Z value to allow");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "max_x", PROP_FLOAT, PROP_ANGLE);
	RNA_def_property_float_sdna(prop, NULL, "xmax");
	RNA_def_property_range(prop, -1000.0, 1000.f);
	RNA_def_property_ui_text(prop, "Maximum X", "Highest X value to allow");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "max_y", PROP_FLOAT, PROP_ANGLE);
	RNA_def_property_float_sdna(prop, NULL, "ymax");
	RNA_def_property_range(prop, -1000.0, 1000.f);
	RNA_def_property_ui_text(prop, "Maximum Y", "Highest Y value to allow");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "max_z", PROP_FLOAT, PROP_ANGLE);
	RNA_def_property_float_sdna(prop, NULL, "zmax");
	RNA_def_property_range(prop, -1000.0, 1000.f);
	RNA_def_property_ui_text(prop, "Maximum Z", "Highest Z value to allow");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_transform_limit", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag2", LIMIT_TRANSFORM);
	RNA_def_property_ui_text(prop, "For Transform", "Transforms are affected by this constraint as well");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");
}

static void rna_def_constraint_size_limit(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	srna = RNA_def_struct(brna, "LimitScaleConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Limit Size Constraint", "Limit the scaling of the constrained object");
	RNA_def_struct_sdna_from(srna, "bSizeLimitConstraint", "data");

	prop = RNA_def_property(srna, "use_min_x", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", LIMIT_XMIN);
	RNA_def_property_ui_text(prop, "Minimum X", "Use the minimum X value");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_min_y", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", LIMIT_YMIN);
	RNA_def_property_ui_text(prop, "Minimum Y", "Use the minimum Y value");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_min_z", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", LIMIT_ZMIN);
	RNA_def_property_ui_text(prop, "Minimum Z", "Use the minimum Z value");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_max_x", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", LIMIT_XMAX);
	RNA_def_property_ui_text(prop, "Maximum X", "Use the maximum X value");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_max_y", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", LIMIT_YMAX);
	RNA_def_property_ui_text(prop, "Maximum Y", "Use the maximum Y value");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_max_z", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", LIMIT_ZMAX);
	RNA_def_property_ui_text(prop, "Maximum Z", "Use the maximum Z value");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "min_x", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "xmin");
	RNA_def_property_range(prop, -1000.0, 1000.f);
	RNA_def_property_ui_text(prop, "Minimum X", "Lowest X value to allow");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "min_y", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "ymin");
	RNA_def_property_range(prop, -1000.0, 1000.f);
	RNA_def_property_ui_text(prop, "Minimum Y", "Lowest Y value to allow");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "min_z", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "zmin");
	RNA_def_property_range(prop, -1000.0, 1000.f);
	RNA_def_property_ui_text(prop, "Minimum Z", "Lowest Z value to allow");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "max_x", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "xmax");
	RNA_def_property_range(prop, -1000.0, 1000.f);
	RNA_def_property_ui_text(prop, "Maximum X", "Highest X value to allow");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "max_y", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "ymax");
	RNA_def_property_range(prop, -1000.0, 1000.f);
	RNA_def_property_ui_text(prop, "Maximum Y", "Highest Y value to allow");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "max_z", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "zmax");
	RNA_def_property_range(prop, -1000.0, 1000.f);
	RNA_def_property_ui_text(prop, "Maximum Z", "Highest Z value to allow");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_transform_limit", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag2", LIMIT_TRANSFORM);
	RNA_def_property_ui_text(prop, "For Transform", "Transforms are affected by this constraint as well");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");
}

static void rna_def_constraint_distance_limit(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	srna = RNA_def_struct(brna, "LimitDistanceConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Limit Distance Constraint", "Limit the distance from target object");

	rna_def_constraint_headtail_common(srna);

	RNA_def_struct_sdna_from(srna, "bDistLimitConstraint", "data");

	rna_def_constraint_target_common(srna);

	prop = RNA_def_property(srna, "distance", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "dist");
	RNA_def_property_ui_range(prop, 0.0f, 100.0f, 10, 3);
	RNA_def_property_ui_text(prop, "Distance", "Radius of limiting sphere");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "limit_mode", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "mode");
	RNA_def_property_enum_items(prop, constraint_distance_items);
	RNA_def_property_ui_text(prop, "Limit Mode", "Distances in relation to sphere of influence to allow");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_transform_limit", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", LIMITDIST_TRANSFORM);
	RNA_def_property_ui_text(prop, "For Transform", "Transforms are affected by this constraint as well");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");
}

static void rna_def_constraint_shrinkwrap(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	static const EnumPropertyItem type_items[] = {
		{MOD_SHRINKWRAP_NEAREST_SURFACE, "NEAREST_SURFACE", 0, "Nearest Surface Point",
		                                 "Shrink the location to the nearest target surface"},
		{MOD_SHRINKWRAP_PROJECT, "PROJECT", 0, "Project",
		                         "Shrink the location to the nearest target surface along a given axis"},
		{MOD_SHRINKWRAP_NEAREST_VERTEX, "NEAREST_VERTEX", 0, "Nearest Vertex",
		                                "Shrink the location to the nearest target vertex"},
		{MOD_SHRINKWRAP_TARGET_PROJECT, "TARGET_PROJECT", 0, "Target Normal Project",
		                                "Shrink the location to the nearest target surface "
		                                "along the interpolated vertex normals of the target"},
		{0, NULL, 0, NULL, NULL},
	};

	static const EnumPropertyItem shrink_face_cull_items[] = {
		{0, "OFF", 0, "Off", "No culling"},
		{CON_SHRINKWRAP_PROJECT_CULL_FRONTFACE, "FRONT", 0, "Front", "No projection when in front of the face"},
		{CON_SHRINKWRAP_PROJECT_CULL_BACKFACE, "BACK", 0, "Back", "No projection when behind the face"},
		{0, NULL, 0, NULL, NULL},
	};

	srna = RNA_def_struct(brna, "ShrinkwrapConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Shrinkwrap Constraint", "Create constraint-based shrinkwrap relationship");
	RNA_def_struct_sdna_from(srna, "bShrinkwrapConstraint", "data");

	prop = RNA_def_property(srna, "target", PROP_POINTER, PROP_NONE);
	RNA_def_property_pointer_sdna(prop, NULL, "target"); /* TODO, mesh type */
	RNA_def_property_pointer_funcs(prop, NULL, NULL, NULL, "rna_Mesh_object_poll");
	RNA_def_property_ui_text(prop, "Target", "Target Mesh object");
	RNA_def_property_flag(prop, PROP_EDITABLE);
	RNA_def_property_override_flag(prop, PROPOVERRIDE_OVERRIDABLE_STATIC);
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "shrinkwrap_type", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "shrinkType");
	RNA_def_property_enum_items(prop, type_items);
	RNA_def_property_ui_text(prop, "Shrinkwrap Type", "Select type of shrinkwrap algorithm for target position");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "wrap_mode", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "shrinkMode");
	RNA_def_property_enum_items(prop, rna_enum_modifier_shrinkwrap_mode_items);
	RNA_def_property_ui_text(prop, "Snap Mode", "Select how to constrain the object to the target surface");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "distance", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "dist");
	RNA_def_property_range(prop, 0.0f, FLT_MAX);
	RNA_def_property_ui_range(prop, 0.0f, 100.0f, 10, 3);
	RNA_def_property_ui_text(prop, "Distance", "Distance to Target");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "project_axis", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "projAxis");
	RNA_def_property_enum_items(prop, rna_enum_object_axis_items);
	RNA_def_property_ui_text(prop, "Project Axis", "Axis constrain to");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "project_axis_space", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "projAxisSpace");
	RNA_def_property_enum_items(prop, owner_space_pchan_items);
	RNA_def_property_enum_funcs(prop, NULL, NULL, "rna_Constraint_owner_space_itemf");
	RNA_def_property_ui_text(prop, "Axis Space", "Space for the projection axis");

	prop = RNA_def_property(srna, "project_limit", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "projLimit");
	RNA_def_property_range(prop, 0.0f, FLT_MAX);
	RNA_def_property_ui_range(prop, 0.0f, 100.0f, 10, 3);
	RNA_def_property_ui_text(prop, "Project Distance", "Limit the distance used for projection (zero disables)");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_project_opposite", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CON_SHRINKWRAP_PROJECT_OPPOSITE);
	RNA_def_property_ui_text(prop, "Project Opposite", "Project in both specified and opposite directions");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "cull_face", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "flag");
	RNA_def_property_enum_items(prop, shrink_face_cull_items);
	RNA_def_property_enum_funcs(prop, "rna_ShrinkwrapConstraint_face_cull_get",
	                            "rna_ShrinkwrapConstraint_face_cull_set", NULL);
	RNA_def_property_ui_text(prop, "Face Cull",
	                         "Stop vertices from projecting to a face on the target when facing towards/away");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_invert_cull", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CON_SHRINKWRAP_PROJECT_INVERT_CULL);
	RNA_def_property_ui_text(prop, "Invert Cull", "When projecting in the opposite direction invert the face cull mode");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_track_normal", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CON_SHRINKWRAP_TRACK_NORMAL);
	RNA_def_property_ui_text(prop, "Align Axis To Normal", "Align the specified axis to the surface normal");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "track_axis", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "trackAxis");
	RNA_def_property_enum_items(prop, track_axis_items);
	RNA_def_property_ui_text(prop, "Track Axis", "Axis that is aligned to the normal");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");
}

static void rna_def_constraint_damped_track(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	srna = RNA_def_struct(brna, "DampedTrackConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Damped Track Constraint",
	                       "Point toward target by taking the shortest rotation path");

rna_def_constraint_headtail_common(srna);

	RNA_def_struct_sdna_from(srna, "bDampTrackConstraint", "data");

	rna_def_constraint_target_common(srna);

	prop = RNA_def_property(srna, "track_axis", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "trackflag");
	RNA_def_property_enum_items(prop, track_axis_items);
	RNA_def_property_ui_text(prop, "Track Axis", "Axis that points to the target object");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");
}

static void rna_def_constraint_spline_ik(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	static const EnumPropertyItem splineik_xz_scale_mode[] = {
		{CONSTRAINT_SPLINEIK_XZS_NONE, "NONE", 0, "None", "Don't scale the X and Z axes (Default)"},
		{CONSTRAINT_SPLINEIK_XZS_ORIGINAL, "BONE_ORIGINAL", 0, "Bone Original",
		                                   "Use the original scaling of the bones"},
		{CONSTRAINT_SPLINEIK_XZS_INVERSE,  "INVERSE_PRESERVE", 0, "Inverse Scale",
		                                    "Scale of the X and Z axes is the inverse of the Y-Scale"},
		{CONSTRAINT_SPLINEIK_XZS_VOLUMETRIC, "VOLUME_PRESERVE", 0, "Volume Preservation",
		                                     "Scale of the X and Z axes are adjusted to preserve the volume of the bones"},
		{0, NULL, 0, NULL, NULL},
	};

	static const EnumPropertyItem splineik_y_scale_mode[] = {
		{CONSTRAINT_SPLINEIK_YS_NONE, "NONE", 0, "None", "Don't scale in the Y axis"},
		{CONSTRAINT_SPLINEIK_YS_FIT_CURVE, "FIT_CURVE", 0, "Fit Curve",
	                                       "Scale the bones to fit the entire length of the curve"},
		{CONSTRAINT_SPLINEIK_YS_ORIGINAL, "BONE_ORIGINAL", 0, "Bone Original",
		                                  "Use the original Y scale of the bone"},
		{0, NULL, 0, NULL, NULL},
	};

	srna = RNA_def_struct(brna, "SplineIKConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Spline IK Constraint", "Align 'n' bones along a curve");
	RNA_def_struct_sdna_from(srna, "bSplineIKConstraint", "data");

	/* target chain */
	prop = RNA_def_property(srna, "target", PROP_POINTER, PROP_NONE);
	RNA_def_property_pointer_sdna(prop, NULL, "tar");
	RNA_def_property_pointer_funcs(prop, NULL, NULL, NULL, "rna_Curve_object_poll");
	RNA_def_property_ui_text(prop, "Target", "Curve that controls this relationship");
	RNA_def_property_flag(prop, PROP_EDITABLE);
	RNA_def_property_override_flag(prop, PROPOVERRIDE_OVERRIDABLE_STATIC);
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "chain_count", PROP_INT, PROP_NONE);
	RNA_def_property_int_sdna(prop, NULL, "chainlen");
	/* TODO: this should really check the max length of the chain the constraint is attached to */
	RNA_def_property_range(prop, 1, 255);
	RNA_def_property_ui_text(prop, "Chain Length", "How many bones are included in the chain");
	/* XXX: this update goes wrong... needs extra flush? */
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	/* direct access to bindings */
	/* NOTE: only to be used by experienced users */
	prop = RNA_def_property(srna, "joint_bindings", PROP_FLOAT, PROP_FACTOR);
	RNA_def_property_array(prop, 32); /* XXX this is the maximum value allowed - why?  */
	RNA_def_property_flag(prop, PROP_DYNAMIC);
	RNA_def_property_dynamic_array_funcs(prop, "rna_SplineIKConstraint_joint_bindings_get_length");
	RNA_def_property_float_funcs(prop, "rna_SplineIKConstraint_joint_bindings_get",
	                             "rna_SplineIKConstraint_joint_bindings_set", NULL);
	RNA_def_property_ui_text(prop, "Joint Bindings",
	                         "(EXPERIENCED USERS ONLY) The relative positions of the joints along the chain, "
	                         "as percentages");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	/* settings */
	prop = RNA_def_property(srna, "use_chain_offset", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CONSTRAINT_SPLINEIK_NO_ROOT);
	RNA_def_property_ui_text(prop, "Chain Offset", "Offset the entire chain relative to the root joint");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_even_divisions", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CONSTRAINT_SPLINEIK_EVENSPLITS);
	RNA_def_property_ui_text(prop, "Even Divisions",
	                         "Ignore the relative lengths of the bones when fitting to the curve");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_curve_radius", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_negative_sdna(prop, NULL, "flag", CONSTRAINT_SPLINEIK_NO_CURVERAD);
	RNA_def_property_ui_text(prop, "Use Curve Radius",
	                         "Average radius of the endpoints is used to tweak the X and Z Scaling of the bones, "
	                         "on top of XZ Scale mode");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	/* xz scaling mode */
	prop = RNA_def_property(srna, "xz_scale_mode", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "xzScaleMode");
	RNA_def_property_enum_items(prop, splineik_xz_scale_mode);
	RNA_def_property_ui_text(prop, "XZ Scale Mode",
	                         "Method used for determining the scaling of the X and Z axes of the bones");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	/* y scaling mode */
	prop = RNA_def_property(srna, "y_scale_mode", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "yScaleMode");
	RNA_def_property_enum_items(prop, splineik_y_scale_mode);
	RNA_def_property_ui_text(prop, "Y Scale Mode",
	                         "Method used for determining the scaling of the Y axis of the bones, "
	                         "on top of the shape and scaling of the curve itself");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	/* volume presevation for "volumetric" scale mode */
	prop = RNA_def_property(srna, "bulge", PROP_FLOAT, PROP_NONE);
	RNA_def_property_range(prop, 0.0, 100.f);
	RNA_def_property_ui_text(prop, "Volume Variation", "Factor between volume variation and stretching");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_bulge_min", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CONSTRAINT_SPLINEIK_USE_BULGE_MIN);
	RNA_def_property_ui_text(prop, "Use Volume Variation Minimum", "Use lower limit for volume variation");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "use_bulge_max", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CONSTRAINT_SPLINEIK_USE_BULGE_MAX);
	RNA_def_property_ui_text(prop, "Use Volume Variation Maximum", "Use upper limit for volume variation");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "bulge_min", PROP_FLOAT, PROP_NONE);
	RNA_def_property_range(prop, 0.0, 1.0f);
	RNA_def_property_ui_text(prop, "Volume Variation Minimum", "Minimum volume stretching factor");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "bulge_max", PROP_FLOAT, PROP_NONE);
	RNA_def_property_range(prop, 1.0, 100.0f);
	RNA_def_property_ui_text(prop, "Volume Variation Maximum", "Maximum volume stretching factor");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "bulge_smooth", PROP_FLOAT, PROP_FACTOR);
	RNA_def_property_range(prop, 0.0, 1.0f);
	RNA_def_property_ui_text(prop, "Volume Variation Smoothness", "Strength of volume stretching clamping");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");
}

static void rna_def_constraint_pivot(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	static const EnumPropertyItem pivot_rotAxis_items[] = {
		{PIVOTCON_AXIS_NONE, "ALWAYS_ACTIVE", 0, "Always", "Use the pivot point in every rotation"},
		{PIVOTCON_AXIS_X_NEG, "NX", 0, "-X Rot",
		                      "Use the pivot point in the negative rotation range around the X-axis"},
		{PIVOTCON_AXIS_Y_NEG, "NY", 0, "-Y Rot",
		                      "Use the pivot point in the negative rotation range around the Y-axis"},
		{PIVOTCON_AXIS_Z_NEG, "NZ", 0, "-Z Rot",
		                      "Use the pivot point in the negative rotation range around the Z-axis"},
		{PIVOTCON_AXIS_X, "X", 0, "X Rot", "Use the pivot point in the positive rotation range around the X-axis"},
		{PIVOTCON_AXIS_Y, "Y", 0, "Y Rot", "Use the pivot point in the positive rotation range around the Y-axis"},
		{PIVOTCON_AXIS_Z, "Z", 0, "Z Rot", "Use the pivot point in the positive rotation range around the Z-axis"},
		{0, NULL, 0, NULL, NULL},
	};

	srna = RNA_def_struct(brna, "PivotConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Pivot Constraint", "Rotate around a different point");

	rna_def_constraint_headtail_common(srna);

	RNA_def_struct_sdna_from(srna, "bPivotConstraint", "data");

	/* target-defined pivot */
	prop = RNA_def_property(srna, "target", PROP_POINTER, PROP_NONE);
	RNA_def_property_pointer_sdna(prop, NULL, "tar");
	RNA_def_property_ui_text(prop, "Target", "Target Object, defining the position of the pivot when defined");
	RNA_def_property_flag(prop, PROP_EDITABLE);
	RNA_def_property_override_flag(prop, PROPOVERRIDE_OVERRIDABLE_STATIC);
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "subtarget", PROP_STRING, PROP_NONE);
	RNA_def_property_string_sdna(prop, NULL, "subtarget");
	RNA_def_property_ui_text(prop, "Sub-Target", "");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	/* pivot offset */
	prop = RNA_def_property(srna, "use_relative_location", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_negative_sdna(prop, NULL, "flag", PIVOTCON_FLAG_OFFSET_ABS);
	RNA_def_property_ui_text(prop, "Use Relative Offset",
	                         "Offset will be an absolute point in space instead of relative to the target");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "offset", PROP_FLOAT, PROP_TRANSLATION);
	RNA_def_property_float_sdna(prop, NULL, "offset");
	RNA_def_property_ui_text(prop, "Offset",
	                         "Offset of pivot from target (when set), or from owner's location "
	                         "(when Fixed Position is off), or the absolute pivot point");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	/* rotation-based activation */
	prop = RNA_def_property(srna, "rotation_range", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "rotAxis");
	RNA_def_property_enum_items(prop, pivot_rotAxis_items);
	RNA_def_property_ui_text(prop, "Enabled Rotation Range", "Rotation range on which pivoting should occur");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");
}

static void rna_def_constraint_follow_track(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	static const EnumPropertyItem frame_method_items[] = {
		{FOLLOWTRACK_FRAME_STRETCH, "STRETCH", 0, "Stretch", ""},
		{FOLLOWTRACK_FRAME_FIT, "FIT", 0, "Fit", ""},
		{FOLLOWTRACK_FRAME_CROP, "CROP", 0, "Crop", ""},
		{0, NULL, 0, NULL, NULL},
	};

	srna = RNA_def_struct(brna, "FollowTrackConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Follow Track Constraint", "Lock motion to the target motion track");
	RNA_def_struct_sdna_from(srna, "bFollowTrackConstraint", "data");

	/* movie clip */
	prop = RNA_def_property(srna, "clip", PROP_POINTER, PROP_NONE);
	RNA_def_property_pointer_sdna(prop, NULL, "clip");
	RNA_def_property_ui_text(prop, "Movie Clip", "Movie Clip to get tracking data from");
	RNA_def_property_flag(prop, PROP_EDITABLE);
	RNA_def_property_override_flag(prop, PROPOVERRIDE_OVERRIDABLE_STATIC);
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	/* track */
	prop = RNA_def_property(srna, "track", PROP_STRING, PROP_NONE);
	RNA_def_property_string_sdna(prop, NULL, "track");
	RNA_def_property_ui_text(prop, "Track", "Movie tracking track to follow");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	/* use default clip */
	prop = RNA_def_property(srna, "use_active_clip", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", FOLLOWTRACK_ACTIVECLIP);
	RNA_def_property_ui_text(prop, "Active Clip", "Use active clip defined in scene");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	/* use 3d position */
	prop = RNA_def_property(srna, "use_3d_position", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", FOLLOWTRACK_USE_3D_POSITION);
	RNA_def_property_ui_text(prop, "3D Position", "Use 3D position of track to parent to");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	/* object */
	prop = RNA_def_property(srna, "object", PROP_STRING, PROP_NONE);
	RNA_def_property_string_sdna(prop, NULL, "object");
	RNA_def_property_ui_text(prop, "Object", "Movie tracking object to follow (if empty, camera object is used)");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	/* camera */
	prop = RNA_def_property(srna, "camera", PROP_POINTER, PROP_NONE);
	RNA_def_property_pointer_sdna(prop, NULL, "camera");
	RNA_def_property_ui_text(prop, "Camera",
	                         "Camera to which motion is parented (if empty active scene camera is used)");
	RNA_def_property_flag(prop, PROP_EDITABLE);
	RNA_def_property_override_flag(prop, PROPOVERRIDE_OVERRIDABLE_STATIC);
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");
	RNA_def_property_pointer_funcs(prop, NULL, "rna_Constraint_followTrack_camera_set", NULL,
	                               "rna_Constraint_cameraObject_poll");

	/* depth object */
	prop = RNA_def_property(srna, "depth_object", PROP_POINTER, PROP_NONE);
	RNA_def_property_pointer_sdna(prop, NULL, "depth_ob");
	RNA_def_property_ui_text(prop, "Depth Object",
	                         "Object used to define depth in camera space by projecting onto surface of this object");
	RNA_def_property_flag(prop, PROP_EDITABLE);
	RNA_def_property_override_flag(prop, PROPOVERRIDE_OVERRIDABLE_STATIC);
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");
	RNA_def_property_pointer_funcs(prop, NULL, "rna_Constraint_followTrack_depthObject_set", NULL,
	                               "rna_Constraint_followTrack_depthObject_poll");

	/* frame method */
	prop = RNA_def_property(srna, "frame_method", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_bitflag_sdna(prop, NULL, "frame_method");
	RNA_def_property_enum_items(prop, frame_method_items);
	RNA_def_property_ui_text(prop, "Frame Method", "How the footage fits in the camera frame");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	/* use undistortion */
	prop = RNA_def_property(srna, "use_undistorted_position", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", FOLLOWTRACK_USE_UNDISTORTION);
	RNA_def_property_ui_text(prop, "Undistort", "Parent to undistorted position of 2D track");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");
}

static void rna_def_constraint_camera_solver(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	srna = RNA_def_struct(brna, "CameraSolverConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Camera Solver Constraint", "Lock motion to the reconstructed camera movement");
	RNA_def_struct_sdna_from(srna, "bCameraSolverConstraint", "data");

	/* movie clip */
	prop = RNA_def_property(srna, "clip", PROP_POINTER, PROP_NONE);
	RNA_def_property_pointer_sdna(prop, NULL, "clip");
	RNA_def_property_ui_text(prop, "Movie Clip", "Movie Clip to get tracking data from");
	RNA_def_property_flag(prop, PROP_EDITABLE);
	RNA_def_property_override_flag(prop, PROPOVERRIDE_OVERRIDABLE_STATIC);
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	/* use default clip */
	prop = RNA_def_property(srna, "use_active_clip", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CAMERASOLVER_ACTIVECLIP);
	RNA_def_property_ui_text(prop, "Active Clip", "Use active clip defined in scene");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");
}

static void rna_def_constraint_object_solver(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	srna = RNA_def_struct(brna, "ObjectSolverConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Object Solver Constraint", "Lock motion to the reconstructed object movement");
	RNA_def_struct_sdna_from(srna, "bObjectSolverConstraint", "data");

	/* movie clip */
	prop = RNA_def_property(srna, "clip", PROP_POINTER, PROP_NONE);
	RNA_def_property_pointer_sdna(prop, NULL, "clip");
	RNA_def_property_ui_text(prop, "Movie Clip", "Movie Clip to get tracking data from");
	RNA_def_property_flag(prop, PROP_EDITABLE);
	RNA_def_property_override_flag(prop, PROPOVERRIDE_OVERRIDABLE_STATIC);
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	/* use default clip */
	prop = RNA_def_property(srna, "use_active_clip", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CAMERASOLVER_ACTIVECLIP);
	RNA_def_property_ui_text(prop, "Active Clip", "Use active clip defined in scene");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	/* object */
	prop = RNA_def_property(srna, "object", PROP_STRING, PROP_NONE);
	RNA_def_property_string_sdna(prop, NULL, "object");
	RNA_def_property_ui_text(prop, "Object", "Movie tracking object to follow");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");

	/* camera */
	prop = RNA_def_property(srna, "camera", PROP_POINTER, PROP_NONE);
	RNA_def_property_pointer_sdna(prop, NULL, "camera");
	RNA_def_property_ui_text(prop, "Camera",
	                         "Camera to which motion is parented (if empty active scene camera is used)");
	RNA_def_property_flag(prop, PROP_EDITABLE);
	RNA_def_property_override_flag(prop, PROPOVERRIDE_OVERRIDABLE_STATIC);
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update");
	RNA_def_property_pointer_funcs(prop, NULL, "rna_Constraint_objectSolver_camera_set", NULL,
	                               "rna_Constraint_cameraObject_poll");
}

static void rna_def_constraint_transform_cache(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	srna = RNA_def_struct(brna, "TransformCacheConstraint", "Constraint");
	RNA_def_struct_ui_text(srna, "Transform Cache Constraint", "Look up transformation from an external file");
	RNA_def_struct_sdna_from(srna, "bTransformCacheConstraint", "data");

	prop = RNA_def_property(srna, "cache_file", PROP_POINTER, PROP_NONE);
	RNA_def_property_pointer_sdna(prop, NULL, "cache_file");
	RNA_def_property_struct_type(prop, "CacheFile");
	RNA_def_property_ui_text(prop, "Cache File", "");
	RNA_def_property_flag(prop, PROP_EDITABLE | PROP_ID_SELF_CHECK);
	RNA_def_property_override_flag(prop, PROPOVERRIDE_OVERRIDABLE_STATIC);
	RNA_def_property_update(prop, 0, "rna_Constraint_dependency_update");

	prop = RNA_def_property(srna, "object_path", PROP_STRING, PROP_NONE);
	RNA_def_property_ui_text(prop, "Object Path", "Path to the object in the Alembic archive used to lookup the transform matrix");
	RNA_def_property_update(prop, 0, "rna_Constraint_transformCache_object_path_update");
}

/* base struct for constraints */
void RNA_def_constraint(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	/* data */
	srna = RNA_def_struct(brna, "Constraint", NULL);
	RNA_def_struct_ui_text(srna, "Constraint", "Constraint modifying the transformation of objects and bones");
	RNA_def_struct_refine_func(srna, "rna_ConstraintType_refine");
	RNA_def_struct_path_func(srna, "rna_Constraint_path");
	RNA_def_struct_sdna(srna, "bConstraint");

	/* strings */
	prop = RNA_def_property(srna, "name", PROP_STRING, PROP_NONE);
	RNA_def_property_string_funcs(prop, NULL, NULL, "rna_Constraint_name_set");
	RNA_def_property_ui_text(prop, "Name", "Constraint name");
	RNA_def_struct_name_property(srna, prop);
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT | NA_RENAME, NULL);

	/* enums */
	prop = RNA_def_property(srna, "type", PROP_ENUM, PROP_NONE);
	RNA_def_property_clear_flag(prop, PROP_EDITABLE);
	RNA_def_property_enum_sdna(prop, NULL, "type");
	RNA_def_property_enum_items(prop, rna_enum_constraint_type_items);
	RNA_def_property_ui_text(prop, "Type", "");

	prop = RNA_def_property(srna, "owner_space", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "ownspace");
	RNA_def_property_enum_items(prop, owner_space_pchan_items);
	RNA_def_property_enum_funcs(prop, NULL, NULL, "rna_Constraint_owner_space_itemf");
	RNA_def_property_ui_text(prop, "Owner Space", "Space that owner is evaluated in");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "target_space", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "tarspace");
	RNA_def_property_enum_items(prop, target_space_pchan_items);
	RNA_def_property_enum_funcs(prop, NULL, NULL, "rna_Constraint_target_space_itemf");
	RNA_def_property_ui_text(prop, "Target Space", "Space that target is evaluated in");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	/* flags */
	prop = RNA_def_property(srna, "mute", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CONSTRAINT_OFF);
	RNA_def_property_override_flag(prop, PROPOVERRIDE_OVERRIDABLE_STATIC);
	RNA_def_property_ui_text(prop, "Disable", "Enable/Disable Constraint");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");

	prop = RNA_def_property(srna, "show_expanded", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_flag(prop, PROP_NO_DEG_UPDATE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CONSTRAINT_EXPAND);
	RNA_def_property_override_flag(prop, PROPOVERRIDE_OVERRIDABLE_STATIC);
	RNA_def_property_ui_text(prop, "Expanded", "Constraint's panel is expanded in UI");
	RNA_def_property_ui_icon(prop, ICON_DISCLOSURE_TRI_RIGHT, 1);

	/* XXX this is really an internal flag, but it may be useful for some tools to be able to access this... */
	prop = RNA_def_property(srna, "is_valid", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_clear_flag(prop, PROP_EDITABLE);
	RNA_def_property_boolean_negative_sdna(prop, NULL, "flag", CONSTRAINT_DISABLE);
	RNA_def_property_ui_text(prop, "Valid", "Constraint has valid settings and can be evaluated");

	/* TODO: setting this to true must ensure that all others in stack are turned off too... */
	prop = RNA_def_property(srna, "active", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CONSTRAINT_ACTIVE);
	RNA_def_property_ui_text(prop, "Active", "Constraint is the one being edited");

	prop = RNA_def_property(srna, "is_proxy_local", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_clear_flag(prop, PROP_EDITABLE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CONSTRAINT_PROXY_LOCAL);
	RNA_def_property_ui_text(prop, "Proxy Local",
	                         "Constraint was added in this proxy instance (i.e. did not belong to source Armature)");

	/* values */
	prop = RNA_def_property(srna, "influence", PROP_FLOAT, PROP_FACTOR);
	RNA_def_property_float_sdna(prop, NULL, "enforce");
	RNA_def_property_range(prop, 0.0f, 1.0f);
	RNA_def_property_ui_text(prop, "Influence", "Amount of influence constraint will have on the final solution");
	RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_influence_update");

	/* readonly values */
	prop = RNA_def_property(srna, "error_location", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "lin_error");
	RNA_def_property_clear_flag(prop, PROP_EDITABLE);
	RNA_def_property_ui_text(prop, "Lin error",
	                         "Amount of residual error in Blender space unit for constraints that work on position");

	prop = RNA_def_property(srna, "error_rotation", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "rot_error");
	RNA_def_property_clear_flag(prop, PROP_EDITABLE);
	RNA_def_property_ui_text(prop, "Rot error",
	                         "Amount of residual error in radians for constraints that work on orientation");

	/* pointers */
	rna_def_constrainttarget(brna);
	rna_def_constrainttarget_bone(brna);

	rna_def_constraint_childof(brna);
	rna_def_constraint_python(brna);
	rna_def_constraint_armature_deform(brna);
	rna_def_constraint_stretch_to(brna);
	rna_def_constraint_follow_path(brna);
	rna_def_constraint_locked_track(brna);
	rna_def_constraint_action(brna);
	rna_def_constraint_size_like(brna);
	rna_def_constraint_same_volume(brna);
	rna_def_constraint_locate_like(brna);
	rna_def_constraint_rotate_like(brna);
	rna_def_constraint_transform_like(brna);
	rna_def_constraint_minmax(brna);
	rna_def_constraint_track_to(brna);
	rna_def_constraint_kinematic(brna);
	rna_def_constraint_clamp_to(brna);
	rna_def_constraint_distance_limit(brna);
	rna_def_constraint_size_limit(brna);
	rna_def_constraint_rotation_limit(brna);
	rna_def_constraint_location_limit(brna);
	rna_def_constraint_transform(brna);
	rna_def_constraint_shrinkwrap(brna);
	rna_def_constraint_damped_track(brna);
	rna_def_constraint_spline_ik(brna);
	rna_def_constraint_pivot(brna);
	rna_def_constraint_follow_track(brna);
	rna_def_constraint_camera_solver(brna);
	rna_def_constraint_object_solver(brna);
	rna_def_constraint_transform_cache(brna);
}

#endif