mirror of
https://github.com/Relintai/pandemonium_engine.git
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81 lines
3.7 KiB
C++
81 lines
3.7 KiB
C++
/*************************************************************************/
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/* gsai_face.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* PANDEMONIUM ENGINE */
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/* https://github.com/Relintai/pandemonium_engine */
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/*************************************************************************/
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/* Copyright (c) 2022-present Péter Magyar. */
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/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
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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 "gsai_face.h"
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#include "../gsai_steering_agent.h"
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#include "../gsai_target_acceleration.h"
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#include "../gsai_utils.h"
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void GSAIFace::face(const Ref<GSAITargetAcceleration> &acceleration, const Vector3 &target_position) {
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call("_face", acceleration, target_position);
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}
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void GSAIFace::_face(Ref<GSAITargetAcceleration> acceleration, Vector3 target_position) {
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ERR_FAIL_COND(!agent.is_valid());
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Vector3 to_target = target_position - agent->get_position();
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float distance_squared = to_target.length_squared();
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if (distance_squared < agent->get_zero_linear_speed_threshold()) {
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acceleration->set_zero();
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} else {
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float orientation;
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if (use_z) {
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orientation = GSAIUtils::vector3_to_angle(to_target);
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} else {
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orientation = GSAIUtils::vector2_to_angle(GSAIUtils::to_vector2(to_target));
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}
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match_orientation(acceleration, orientation);
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}
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}
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void GSAIFace::_calculate_steering(Ref<GSAITargetAcceleration> acceleration) {
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ERR_FAIL_COND(!target.is_valid());
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face(acceleration, target->get_position());
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}
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GSAIFace::GSAIFace() {
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}
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GSAIFace::~GSAIFace() {
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}
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void GSAIFace::_bind_methods() {
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BIND_VMETHOD(MethodInfo("_face", PropertyInfo(Variant::OBJECT, "acceleration", PROPERTY_HINT_RESOURCE_TYPE, "GSAITargetAcceleration"), PropertyInfo(Variant::VECTOR3, "target_position")));
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ClassDB::bind_method(D_METHOD("face", "acceleration", "target_position"), &GSAIFace::face);
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ClassDB::bind_method(D_METHOD("_face", "acceleration", "target_position"), &GSAIFace::_face);
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}
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