mirror of
https://github.com/godotengine/godot.git
synced 2024-11-27 09:16:35 +08:00
59e11934d8
Affects the Math class, a good chunk of the audio code, and a lot of other miscellaneous classes, too. - `var2str` -> `var_to_str` - `str2var` -> `str_to_var` - `bytes2var` -> `bytes_to_var` - `bytes2var_with_objects` -> `bytes_to_var_with_objects` - `var2bytes` -> `var_to_bytes` - `var2bytes_with_objects` -> `var_to_bytes_with_objects` - `linear2db` -> `linear_to_db` - `db2linear` -> `db_to_linear` - `deg2rad` -> `deg_to_rad` - `rad2deg` -> `rad_to_deg` - `dict2inst` -> `dict_to_inst` - `inst2dict` -> `inst_to_dict`
408 lines
16 KiB
C++
408 lines
16 KiB
C++
/*************************************************************************/
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/* skeleton_modification_2d_lookat.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "skeleton_modification_2d_lookat.h"
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#include "scene/2d/skeleton_2d.h"
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#ifdef TOOLS_ENABLED
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#include "editor/editor_settings.h"
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#endif // TOOLS_ENABLED
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bool SkeletonModification2DLookAt::_set(const StringName &p_path, const Variant &p_value) {
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String path = p_path;
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if (path.begins_with("enable_constraint")) {
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set_enable_constraint(p_value);
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} else if (path.begins_with("constraint_angle_min")) {
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set_constraint_angle_min(Math::deg_to_rad(float(p_value)));
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} else if (path.begins_with("constraint_angle_max")) {
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set_constraint_angle_max(Math::deg_to_rad(float(p_value)));
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} else if (path.begins_with("constraint_angle_invert")) {
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set_constraint_angle_invert(p_value);
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} else if (path.begins_with("constraint_in_localspace")) {
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set_constraint_in_localspace(p_value);
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} else if (path.begins_with("additional_rotation")) {
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set_additional_rotation(Math::deg_to_rad(float(p_value)));
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}
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#ifdef TOOLS_ENABLED
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if (path.begins_with("editor/draw_gizmo")) {
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set_editor_draw_gizmo(p_value);
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}
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#endif // TOOLS_ENABLED
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return true;
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}
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bool SkeletonModification2DLookAt::_get(const StringName &p_path, Variant &r_ret) const {
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String path = p_path;
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if (path.begins_with("enable_constraint")) {
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r_ret = get_enable_constraint();
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} else if (path.begins_with("constraint_angle_min")) {
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r_ret = Math::rad_to_deg(get_constraint_angle_min());
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} else if (path.begins_with("constraint_angle_max")) {
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r_ret = Math::rad_to_deg(get_constraint_angle_max());
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} else if (path.begins_with("constraint_angle_invert")) {
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r_ret = get_constraint_angle_invert();
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} else if (path.begins_with("constraint_in_localspace")) {
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r_ret = get_constraint_in_localspace();
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} else if (path.begins_with("additional_rotation")) {
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r_ret = Math::rad_to_deg(get_additional_rotation());
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}
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#ifdef TOOLS_ENABLED
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if (path.begins_with("editor/draw_gizmo")) {
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r_ret = get_editor_draw_gizmo();
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}
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#endif // TOOLS_ENABLED
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return true;
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}
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void SkeletonModification2DLookAt::_get_property_list(List<PropertyInfo> *p_list) const {
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p_list->push_back(PropertyInfo(Variant::BOOL, "enable_constraint", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_DEFAULT));
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if (enable_constraint) {
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p_list->push_back(PropertyInfo(Variant::FLOAT, "constraint_angle_min", PROPERTY_HINT_RANGE, "-360, 360, 0.01", PROPERTY_USAGE_DEFAULT));
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p_list->push_back(PropertyInfo(Variant::FLOAT, "constraint_angle_max", PROPERTY_HINT_RANGE, "-360, 360, 0.01", PROPERTY_USAGE_DEFAULT));
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p_list->push_back(PropertyInfo(Variant::BOOL, "constraint_angle_invert", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_DEFAULT));
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p_list->push_back(PropertyInfo(Variant::BOOL, "constraint_in_localspace", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_DEFAULT));
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}
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p_list->push_back(PropertyInfo(Variant::FLOAT, "additional_rotation", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_DEFAULT));
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#ifdef TOOLS_ENABLED
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if (Engine::get_singleton()->is_editor_hint()) {
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p_list->push_back(PropertyInfo(Variant::BOOL, "editor/draw_gizmo", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_DEFAULT));
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}
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#endif // TOOLS_ENABLED
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}
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void SkeletonModification2DLookAt::_execute(float p_delta) {
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ERR_FAIL_COND_MSG(!stack || !is_setup || stack->skeleton == nullptr,
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"Modification is not setup and therefore cannot execute!");
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if (!enabled) {
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return;
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}
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if (target_node_cache.is_null()) {
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WARN_PRINT_ONCE("Target cache is out of date. Attempting to update...");
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update_target_cache();
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return;
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}
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if (bone2d_node_cache.is_null() && !bone2d_node.is_empty()) {
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update_bone2d_cache();
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WARN_PRINT_ONCE("Bone2D node cache is out of date. Attempting to update...");
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return;
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}
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if (target_node_reference == nullptr) {
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target_node_reference = Object::cast_to<Node2D>(ObjectDB::get_instance(target_node_cache));
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}
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if (!target_node_reference || !target_node_reference->is_inside_tree()) {
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ERR_PRINT_ONCE("Target node is not in the scene tree. Cannot execute modification!");
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return;
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}
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if (bone_idx <= -1) {
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ERR_PRINT_ONCE("Bone index is invalid. Cannot execute modification!");
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return;
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}
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Bone2D *operation_bone = stack->skeleton->get_bone(bone_idx);
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if (operation_bone == nullptr) {
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ERR_PRINT_ONCE("bone_idx for modification does not point to a valid bone! Cannot execute modification");
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return;
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}
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Transform2D operation_transform = operation_bone->get_global_transform();
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Transform2D target_trans = target_node_reference->get_global_transform();
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// Look at the target!
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operation_transform = operation_transform.looking_at(target_trans.get_origin());
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// Apply whatever scale it had prior to looking_at
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operation_transform.set_scale(operation_bone->get_global_scale());
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// Account for the direction the bone faces in:
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operation_transform.set_rotation(operation_transform.get_rotation() - operation_bone->get_bone_angle());
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// Apply additional rotation
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operation_transform.set_rotation(operation_transform.get_rotation() + additional_rotation);
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// Apply constraints in globalspace:
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if (enable_constraint && !constraint_in_localspace) {
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operation_transform.set_rotation(clamp_angle(operation_transform.get_rotation(), constraint_angle_min, constraint_angle_max, constraint_angle_invert));
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}
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// Convert from a global transform to a local transform via the Bone2D node
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operation_bone->set_global_transform(operation_transform);
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operation_transform = operation_bone->get_transform();
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// Apply constraints in localspace:
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if (enable_constraint && constraint_in_localspace) {
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operation_transform.set_rotation(clamp_angle(operation_transform.get_rotation(), constraint_angle_min, constraint_angle_max, constraint_angle_invert));
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}
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// Set the local pose override, and to make sure child bones are also updated, set the transform of the bone.
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stack->skeleton->set_bone_local_pose_override(bone_idx, operation_transform, stack->strength, true);
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operation_bone->set_transform(operation_transform);
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}
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void SkeletonModification2DLookAt::_setup_modification(SkeletonModificationStack2D *p_stack) {
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stack = p_stack;
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if (stack != nullptr) {
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is_setup = true;
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update_target_cache();
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update_bone2d_cache();
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}
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}
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void SkeletonModification2DLookAt::_draw_editor_gizmo() {
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if (!enabled || !is_setup) {
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return;
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}
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Bone2D *operation_bone = stack->skeleton->get_bone(bone_idx);
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editor_draw_angle_constraints(operation_bone, constraint_angle_min, constraint_angle_max,
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enable_constraint, constraint_in_localspace, constraint_angle_invert);
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}
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void SkeletonModification2DLookAt::update_bone2d_cache() {
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if (!is_setup || !stack) {
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ERR_PRINT_ONCE("Cannot update Bone2D cache: modification is not properly setup!");
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return;
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}
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bone2d_node_cache = ObjectID();
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if (stack->skeleton) {
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if (stack->skeleton->is_inside_tree()) {
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if (stack->skeleton->has_node(bone2d_node)) {
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Node *node = stack->skeleton->get_node(bone2d_node);
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ERR_FAIL_COND_MSG(!node || stack->skeleton == node,
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"Cannot update Bone2D cache: node is this modification's skeleton or cannot be found!");
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ERR_FAIL_COND_MSG(!node->is_inside_tree(),
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"Cannot update Bone2D cache: node is not in the scene tree!");
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bone2d_node_cache = node->get_instance_id();
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Bone2D *bone = Object::cast_to<Bone2D>(node);
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if (bone) {
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bone_idx = bone->get_index_in_skeleton();
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} else {
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ERR_FAIL_MSG("Error Bone2D cache: Nodepath to Bone2D is not a Bone2D node!");
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}
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// Set this to null so we update it
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target_node_reference = nullptr;
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}
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}
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}
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}
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void SkeletonModification2DLookAt::set_bone2d_node(const NodePath &p_target_node) {
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bone2d_node = p_target_node;
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update_bone2d_cache();
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}
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NodePath SkeletonModification2DLookAt::get_bone2d_node() const {
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return bone2d_node;
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}
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int SkeletonModification2DLookAt::get_bone_index() const {
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return bone_idx;
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}
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void SkeletonModification2DLookAt::set_bone_index(int p_bone_idx) {
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ERR_FAIL_COND_MSG(p_bone_idx < 0, "Bone index is out of range: The index is too low!");
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if (is_setup && stack) {
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if (stack->skeleton) {
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ERR_FAIL_INDEX_MSG(p_bone_idx, stack->skeleton->get_bone_count(), "Passed-in Bone index is out of range!");
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bone_idx = p_bone_idx;
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bone2d_node_cache = stack->skeleton->get_bone(p_bone_idx)->get_instance_id();
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bone2d_node = stack->skeleton->get_path_to(stack->skeleton->get_bone(p_bone_idx));
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} else {
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WARN_PRINT("Cannot verify the bone index for this modification...");
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bone_idx = p_bone_idx;
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}
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} else {
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WARN_PRINT("Cannot verify the bone index for this modification...");
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bone_idx = p_bone_idx;
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}
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notify_property_list_changed();
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}
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void SkeletonModification2DLookAt::update_target_cache() {
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if (!is_setup || !stack) {
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ERR_PRINT_ONCE("Cannot update target cache: modification is not properly setup!");
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return;
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}
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target_node_cache = ObjectID();
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if (stack->skeleton) {
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if (stack->skeleton->is_inside_tree()) {
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if (stack->skeleton->has_node(target_node)) {
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Node *node = stack->skeleton->get_node(target_node);
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ERR_FAIL_COND_MSG(!node || stack->skeleton == node,
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"Cannot update target cache: node is this modification's skeleton or cannot be found!");
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ERR_FAIL_COND_MSG(!node->is_inside_tree(),
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"Cannot update target cache: node is not in the scene tree!");
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target_node_cache = node->get_instance_id();
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}
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}
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}
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}
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void SkeletonModification2DLookAt::set_target_node(const NodePath &p_target_node) {
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target_node = p_target_node;
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update_target_cache();
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}
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NodePath SkeletonModification2DLookAt::get_target_node() const {
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return target_node;
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}
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float SkeletonModification2DLookAt::get_additional_rotation() const {
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return additional_rotation;
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}
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void SkeletonModification2DLookAt::set_additional_rotation(float p_rotation) {
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additional_rotation = p_rotation;
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}
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void SkeletonModification2DLookAt::set_enable_constraint(bool p_constraint) {
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enable_constraint = p_constraint;
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notify_property_list_changed();
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#ifdef TOOLS_ENABLED
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if (stack && is_setup) {
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stack->set_editor_gizmos_dirty(true);
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}
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#endif // TOOLS_ENABLED
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}
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bool SkeletonModification2DLookAt::get_enable_constraint() const {
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return enable_constraint;
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}
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void SkeletonModification2DLookAt::set_constraint_angle_min(float p_angle_min) {
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constraint_angle_min = p_angle_min;
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#ifdef TOOLS_ENABLED
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if (stack && is_setup) {
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stack->set_editor_gizmos_dirty(true);
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}
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#endif // TOOLS_ENABLED
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}
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float SkeletonModification2DLookAt::get_constraint_angle_min() const {
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return constraint_angle_min;
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}
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void SkeletonModification2DLookAt::set_constraint_angle_max(float p_angle_max) {
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constraint_angle_max = p_angle_max;
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#ifdef TOOLS_ENABLED
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if (stack && is_setup) {
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stack->set_editor_gizmos_dirty(true);
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}
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#endif // TOOLS_ENABLED
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}
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float SkeletonModification2DLookAt::get_constraint_angle_max() const {
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return constraint_angle_max;
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}
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void SkeletonModification2DLookAt::set_constraint_angle_invert(bool p_invert) {
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constraint_angle_invert = p_invert;
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#ifdef TOOLS_ENABLED
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if (stack && is_setup) {
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stack->set_editor_gizmos_dirty(true);
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}
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#endif // TOOLS_ENABLED
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}
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bool SkeletonModification2DLookAt::get_constraint_angle_invert() const {
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return constraint_angle_invert;
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}
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void SkeletonModification2DLookAt::set_constraint_in_localspace(bool p_constraint_in_localspace) {
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constraint_in_localspace = p_constraint_in_localspace;
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#ifdef TOOLS_ENABLED
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if (stack && is_setup) {
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stack->set_editor_gizmos_dirty(true);
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}
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#endif // TOOLS_ENABLED
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}
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bool SkeletonModification2DLookAt::get_constraint_in_localspace() const {
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return constraint_in_localspace;
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}
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void SkeletonModification2DLookAt::_bind_methods() {
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ClassDB::bind_method(D_METHOD("set_bone2d_node", "bone2d_nodepath"), &SkeletonModification2DLookAt::set_bone2d_node);
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ClassDB::bind_method(D_METHOD("get_bone2d_node"), &SkeletonModification2DLookAt::get_bone2d_node);
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ClassDB::bind_method(D_METHOD("set_bone_index", "bone_idx"), &SkeletonModification2DLookAt::set_bone_index);
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ClassDB::bind_method(D_METHOD("get_bone_index"), &SkeletonModification2DLookAt::get_bone_index);
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ClassDB::bind_method(D_METHOD("set_target_node", "target_nodepath"), &SkeletonModification2DLookAt::set_target_node);
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ClassDB::bind_method(D_METHOD("get_target_node"), &SkeletonModification2DLookAt::get_target_node);
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ClassDB::bind_method(D_METHOD("set_additional_rotation", "rotation"), &SkeletonModification2DLookAt::set_additional_rotation);
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ClassDB::bind_method(D_METHOD("get_additional_rotation"), &SkeletonModification2DLookAt::get_additional_rotation);
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ClassDB::bind_method(D_METHOD("set_enable_constraint", "enable_constraint"), &SkeletonModification2DLookAt::set_enable_constraint);
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ClassDB::bind_method(D_METHOD("get_enable_constraint"), &SkeletonModification2DLookAt::get_enable_constraint);
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ClassDB::bind_method(D_METHOD("set_constraint_angle_min", "angle_min"), &SkeletonModification2DLookAt::set_constraint_angle_min);
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ClassDB::bind_method(D_METHOD("get_constraint_angle_min"), &SkeletonModification2DLookAt::get_constraint_angle_min);
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ClassDB::bind_method(D_METHOD("set_constraint_angle_max", "angle_max"), &SkeletonModification2DLookAt::set_constraint_angle_max);
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ClassDB::bind_method(D_METHOD("get_constraint_angle_max"), &SkeletonModification2DLookAt::get_constraint_angle_max);
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ClassDB::bind_method(D_METHOD("set_constraint_angle_invert", "invert"), &SkeletonModification2DLookAt::set_constraint_angle_invert);
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ClassDB::bind_method(D_METHOD("get_constraint_angle_invert"), &SkeletonModification2DLookAt::get_constraint_angle_invert);
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ADD_PROPERTY(PropertyInfo(Variant::INT, "bone_index"), "set_bone_index", "get_bone_index");
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ADD_PROPERTY(PropertyInfo(Variant::NODE_PATH, "bone2d_node", PROPERTY_HINT_NODE_PATH_VALID_TYPES, "Bone2D"), "set_bone2d_node", "get_bone2d_node");
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ADD_PROPERTY(PropertyInfo(Variant::NODE_PATH, "target_nodepath", PROPERTY_HINT_NODE_PATH_VALID_TYPES, "Node2D"), "set_target_node", "get_target_node");
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}
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SkeletonModification2DLookAt::SkeletonModification2DLookAt() {
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stack = nullptr;
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is_setup = false;
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bone_idx = -1;
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additional_rotation = 0;
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enable_constraint = false;
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constraint_angle_min = 0;
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constraint_angle_max = Math_PI * 2;
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constraint_angle_invert = false;
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enabled = true;
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editor_draw_gizmo = true;
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}
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SkeletonModification2DLookAt::~SkeletonModification2DLookAt() {
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}
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