mirror of
https://github.com/Relintai/pandemonium_engine.git
synced 2024-12-22 11:56:49 +01:00
315 lines
9.7 KiB
C++
315 lines
9.7 KiB
C++
#ifndef SKELETON_H
|
|
#define SKELETON_H
|
|
/*************************************************************************/
|
|
/* skeleton.h */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
|
|
/* */
|
|
/* Permission is hereby granted, free of charge, to any person obtaining */
|
|
/* a copy of this software and associated documentation files (the */
|
|
/* "Software"), to deal in the Software without restriction, including */
|
|
/* without limitation the rights to use, copy, modify, merge, publish, */
|
|
/* distribute, sublicense, and/or sell copies of the Software, and to */
|
|
/* permit persons to whom the Software is furnished to do so, subject to */
|
|
/* the following conditions: */
|
|
/* */
|
|
/* The above copyright notice and this permission notice shall be */
|
|
/* included in all copies or substantial portions of the Software. */
|
|
/* */
|
|
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
|
|
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
|
|
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
|
|
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
|
|
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
|
|
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
|
|
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
|
|
/*************************************************************************/
|
|
|
|
#include "core/object/reference.h"
|
|
#include "core/containers/rid.h"
|
|
#include "scene/3d/spatial.h"
|
|
|
|
#ifndef _3D_DISABLED
|
|
typedef int BoneId;
|
|
|
|
class PhysicalBone;
|
|
#endif // _3D_DISABLED
|
|
|
|
class SkeletonModificationStack3D;
|
|
class Skeleton;
|
|
class Skin;
|
|
|
|
class SkinReference : public Reference {
|
|
GDCLASS(SkinReference, Reference)
|
|
friend class Skeleton;
|
|
|
|
Skeleton *skeleton_node = nullptr;
|
|
RID skeleton;
|
|
Ref<Skin> skin;
|
|
uint32_t bind_count = 0;
|
|
uint64_t skeleton_version = 0;
|
|
Vector<uint32_t> skin_bone_indices;
|
|
uint32_t *skin_bone_indices_ptrs = nullptr;
|
|
void _skin_changed();
|
|
|
|
protected:
|
|
static void _bind_methods();
|
|
|
|
public:
|
|
RID get_skeleton() const;
|
|
Skeleton *get_skeleton_node() const;
|
|
Ref<Skin> get_skin() const;
|
|
~SkinReference();
|
|
};
|
|
|
|
class Skeleton : public Spatial {
|
|
GDCLASS(Skeleton, Spatial);
|
|
|
|
private:
|
|
friend class SkinReference;
|
|
|
|
RBSet<SkinReference *> skin_bindings;
|
|
|
|
void _skin_changed();
|
|
|
|
struct Bone {
|
|
String name;
|
|
|
|
bool enabled;
|
|
int parent;
|
|
|
|
Transform rest;
|
|
Transform global_rest;
|
|
|
|
_FORCE_INLINE_ void update_pose_cache() {
|
|
if (pose_cache_dirty) {
|
|
pose_cache.basis.set_quaternion_scale(pose_rotation, pose_scale);
|
|
pose_cache.origin = pose_position;
|
|
pose_cache_dirty = false;
|
|
}
|
|
}
|
|
bool pose_cache_dirty;
|
|
Transform pose_cache;
|
|
Vector3 pose_position;
|
|
Quaternion pose_rotation;
|
|
Vector3 pose_scale;
|
|
|
|
Transform pose_global;
|
|
Transform pose_global_no_override;
|
|
|
|
float global_pose_override_amount;
|
|
bool global_pose_override_reset;
|
|
Transform global_pose_override;
|
|
|
|
#ifndef _3D_DISABLED
|
|
PhysicalBone *physical_bone;
|
|
PhysicalBone *cache_parent_physical_bone;
|
|
#endif // _3D_DISABLED
|
|
|
|
real_t local_pose_override_amount;
|
|
bool local_pose_override_reset;
|
|
Transform local_pose_override;
|
|
|
|
Vector<int> child_bones;
|
|
|
|
// The forward direction vector and rest bone forward axis are cached because they do not change
|
|
// 99% of the time, but recalculating them can be expensive on models with many bones.
|
|
Vector3 rest_bone_forward_vector;
|
|
int rest_bone_forward_axis;
|
|
|
|
Bone() {
|
|
parent = -1;
|
|
enabled = true;
|
|
pose_cache_dirty = true;
|
|
pose_scale = Vector3(1, 1, 1);
|
|
global_pose_override_amount = 0;
|
|
global_pose_override_reset = false;
|
|
#ifndef _3D_DISABLED
|
|
physical_bone = nullptr;
|
|
cache_parent_physical_bone = nullptr;
|
|
#endif // _3D_DISABLED
|
|
local_pose_override_amount = 0;
|
|
local_pose_override_reset = false;
|
|
child_bones = Vector<int>();
|
|
|
|
rest_bone_forward_vector = Vector3(0, 0, 0);
|
|
rest_bone_forward_axis = -1;
|
|
}
|
|
};
|
|
|
|
bool animate_physical_bones;
|
|
Vector<Bone> bones;
|
|
bool process_order_dirty;
|
|
|
|
Vector<int> parentless_bones;
|
|
|
|
void _make_dirty();
|
|
bool dirty;
|
|
bool rest_dirty;
|
|
int updating;
|
|
|
|
bool show_rest_only;
|
|
|
|
uint64_t version;
|
|
|
|
void _update_process_order();
|
|
|
|
protected:
|
|
bool _get(const StringName &p_path, Variant &r_ret) const;
|
|
bool _set(const StringName &p_path, const Variant &p_value);
|
|
void _get_property_list(List<PropertyInfo> *p_list) const;
|
|
//void _validate_property(PropertyInfo &property) const;
|
|
|
|
void _notification(int p_what);
|
|
|
|
static void _bind_methods();
|
|
|
|
#ifndef _3D_DISABLED
|
|
Ref<SkeletonModificationStack3D> modification_stack;
|
|
#endif // _3D_DISABLED
|
|
|
|
public:
|
|
enum Bone_Forward_Axis {
|
|
BONE_AXIS_X_FORWARD = 0,
|
|
BONE_AXIS_Y_FORWARD = 1,
|
|
BONE_AXIS_Z_FORWARD = 2,
|
|
BONE_AXIS_NEGATIVE_X_FORWARD = 3,
|
|
BONE_AXIS_NEGATIVE_Y_FORWARD = 4,
|
|
BONE_AXIS_NEGATIVE_Z_FORWARD = 5,
|
|
};
|
|
|
|
enum {
|
|
|
|
NOTIFICATION_UPDATE_SKELETON = 50
|
|
};
|
|
|
|
// skeleton creation api
|
|
void add_bone(const String &p_name);
|
|
int find_bone(const String &p_name) const;
|
|
String get_bone_name(int p_bone) const;
|
|
void set_bone_name(int p_bone, const String &p_name);
|
|
|
|
bool is_bone_parent_of(int p_bone_id, int p_parent_bone_id) const;
|
|
|
|
void set_bone_parent(int p_bone, int p_parent);
|
|
int get_bone_parent(int p_bone) const;
|
|
|
|
void unparent_bone_and_rest(int p_bone);
|
|
|
|
Vector<int> get_bone_children(int p_bone);
|
|
void set_bone_children(int p_bone, Vector<int> p_children);
|
|
void add_bone_child(int p_bone, int p_child);
|
|
void remove_bone_child(int p_bone, int p_child);
|
|
Vector<int> get_parentless_bones();
|
|
|
|
int get_bone_count() const;
|
|
|
|
void set_bone_rest(int p_bone, const Transform &p_rest);
|
|
Transform get_bone_rest(int p_bone) const;
|
|
Transform get_bone_global_rest(int p_bone) const;
|
|
Transform get_bone_global_pose(int p_bone) const;
|
|
Transform get_bone_global_pose_no_override(int p_bone) const;
|
|
|
|
void set_bone_enabled(int p_bone, bool p_enabled);
|
|
bool is_bone_enabled(int p_bone) const;
|
|
|
|
void set_show_rest_only(bool p_enabled);
|
|
bool is_show_rest_only() const;
|
|
|
|
void clear_bones();
|
|
|
|
// posing api
|
|
void set_bone_pose(int p_bone, const Transform &p_pose);
|
|
void set_bone_pose_position(int p_bone, const Vector3 &p_position);
|
|
void set_bone_pose_rotation(int p_bone, const Quaternion &p_rotation);
|
|
void set_bone_pose_scale(int p_bone, const Vector3 &p_scale);
|
|
|
|
Transform get_bone_pose(int p_bone) const;
|
|
Vector3 get_bone_pose_position(int p_bone) const;
|
|
Quaternion get_bone_pose_rotation(int p_bone) const;
|
|
Vector3 get_bone_pose_scale(int p_bone) const;
|
|
|
|
void clear_bones_global_pose_override();
|
|
Transform get_bone_global_pose_override(int p_bone) const;
|
|
void set_bone_global_pose_override(int p_bone, const Transform &p_pose, real_t p_amount, bool p_persistent = false);
|
|
|
|
void clear_bones_local_pose_override();
|
|
Transform get_bone_local_pose_override(int p_bone) const;
|
|
void set_bone_local_pose_override(int p_bone, const Transform &p_pose, real_t p_amount, bool p_persistent = false);
|
|
|
|
void localize_rests(); // used for loaders and tools
|
|
|
|
Ref<Skin> create_skin_from_rest_transforms();
|
|
|
|
Ref<SkinReference> register_skin(const Ref<Skin> &p_skin);
|
|
|
|
void init_pose();
|
|
|
|
void force_update_all_dirty_bones();
|
|
void force_update_all_bone_transforms();
|
|
void force_update_bone_children_transforms(int bone_idx);
|
|
|
|
void update_bone_rest_forward_vector(int p_bone, bool p_force_update = false);
|
|
void update_bone_rest_forward_axis(int p_bone, bool p_force_update = false);
|
|
Vector3 get_bone_axis_forward_vector(int p_bone);
|
|
int get_bone_axis_forward_enum(int p_bone);
|
|
|
|
// Helper functions
|
|
Transform global_pose_to_world_transform(Transform p_global_pose);
|
|
Transform world_transform_to_global_pose(Transform p_transform);
|
|
Transform global_pose_to_local_pose(int p_bone_idx, Transform p_global_pose);
|
|
Transform local_pose_to_global_pose(int p_bone_idx, Transform p_local_pose);
|
|
|
|
Basis global_pose_z_forward_to_bone_forward(int p_bone_idx, Basis p_basis);
|
|
|
|
// Modifications
|
|
#ifndef _3D_DISABLED
|
|
Ref<SkeletonModificationStack3D> get_modification_stack();
|
|
void set_modification_stack(Ref<SkeletonModificationStack3D> p_stack);
|
|
void execute_modifications(real_t p_delta, int p_execution_mode);
|
|
#endif // _3D_DISABLED
|
|
|
|
// Physical bone API
|
|
#ifndef _3D_DISABLED
|
|
|
|
void set_animate_physical_bones(bool p_animate);
|
|
bool get_animate_physical_bones() const;
|
|
|
|
void bind_physical_bone_to_bone(int p_bone, PhysicalBone *p_physical_bone);
|
|
void unbind_physical_bone_from_bone(int p_bone);
|
|
|
|
PhysicalBone *get_physical_bone(int p_bone);
|
|
PhysicalBone *get_physical_bone_parent(int p_bone);
|
|
|
|
private:
|
|
/// This is a slow API os it's cached
|
|
PhysicalBone *_get_physical_bone_parent(int p_bone);
|
|
void _rebuild_physical_bones_cache();
|
|
|
|
public:
|
|
void physical_bones_stop_simulation();
|
|
void physical_bones_start_simulation_on(const Array &p_bones);
|
|
void physical_bones_add_collision_exception(RID p_exception);
|
|
void physical_bones_remove_collision_exception(RID p_exception);
|
|
#endif // _3D_DISABLED
|
|
|
|
public:
|
|
Skeleton();
|
|
~Skeleton();
|
|
|
|
public:
|
|
void set_selected_bone(int p_bone);
|
|
int get_selected_bone() const;
|
|
|
|
int selected_bone = -1;
|
|
|
|
void remove_bone(const int p_bone_idx);
|
|
};
|
|
|
|
#endif
|