182 lines
6.4 KiB
C++
182 lines
6.4 KiB
C++
/*************************************************************************/
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/* area_pair_2d_sw.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) 2007-2018 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2018 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 "area_pair_2d_sw.h"
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#include "collision_solver_2d_sw.h"
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bool AreaPair2DSW::setup(float p_step) {
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bool result =
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area_shape != -1 && body_shape != -1 &&
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area->test_collision_mask(body) && CollisionSolver2DSW::solve(body->get_shape(body_shape), body->get_transform() * body->get_shape_transform(body_shape), Vector2(), area->get_shape(area_shape), area->get_transform() * area->get_shape_transform(area_shape), Vector2(), NULL, this);
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if (result != colliding) {
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if (result) {
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if (area->get_space_override_mode() != Physics2DServer::AREA_SPACE_OVERRIDE_DISABLED)
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body->add_area(area);
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if (area->has_monitor_callback())
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area->add_body_to_query(body, body_shape, area_shape);
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} else {
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if (area->get_space_override_mode() != Physics2DServer::AREA_SPACE_OVERRIDE_DISABLED)
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body->remove_area(area);
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if (area->has_monitor_callback())
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area->remove_body_from_query(body, body_shape, area_shape);
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}
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colliding = result;
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}
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return false; //never do any post solving
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}
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void AreaPair2DSW::solve(float p_step) {
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}
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void AreaPair2DSW::shift_shape_indices(const CollisionObject2DSW *p_object, int p_removed_index) {
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if (p_object == body) {
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if (body_shape == p_removed_index)
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body_shape = -1;
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else if (body_shape > p_removed_index)
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body_shape--;
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} else if (p_object == area) {
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if (area_shape == p_removed_index)
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area_shape = -1;
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else if (area_shape > p_removed_index)
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area_shape--;
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}
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}
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AreaPair2DSW::AreaPair2DSW(Body2DSW *p_body, int p_body_shape, Area2DSW *p_area, int p_area_shape) {
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body = p_body;
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area = p_area;
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body_shape = p_body_shape;
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area_shape = p_area_shape;
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colliding = false;
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body->add_constraint(this, 0);
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area->add_constraint(this);
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if (p_body->get_mode() == Physics2DServer::BODY_MODE_KINEMATIC) //need to be active to process pair
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p_body->set_active(true);
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}
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AreaPair2DSW::~AreaPair2DSW() {
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if (colliding) {
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if (area->get_space_override_mode() != Physics2DServer::AREA_SPACE_OVERRIDE_DISABLED)
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body->remove_area(area);
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if (area->has_monitor_callback())
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area->remove_body_from_query(body, body_shape, area_shape);
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}
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body->remove_constraint(this);
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area->remove_constraint(this);
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}
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//////////////////////////////////
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bool Area2Pair2DSW::setup(float p_step) {
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bool result =
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shape_a != -1 && shape_b != -1 &&
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area_a->test_collision_mask(area_b) && CollisionSolver2DSW::solve(area_a->get_shape(shape_a), area_a->get_transform() * area_a->get_shape_transform(shape_a), Vector2(), area_b->get_shape(shape_b), area_b->get_transform() * area_b->get_shape_transform(shape_b), Vector2(), NULL, this);
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if (result != colliding) {
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if (result) {
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if (area_b->has_area_monitor_callback() && area_a->is_monitorable())
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area_b->add_area_to_query(area_a, shape_a, shape_b);
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if (area_a->has_area_monitor_callback() && area_b->is_monitorable())
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area_a->add_area_to_query(area_b, shape_b, shape_a);
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} else {
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if (area_b->has_area_monitor_callback() && area_a->is_monitorable())
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area_b->remove_area_from_query(area_a, shape_a, shape_b);
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if (area_a->has_area_monitor_callback() && area_b->is_monitorable())
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area_a->remove_area_from_query(area_b, shape_b, shape_a);
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}
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colliding = result;
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}
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return false; //never do any post solving
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}
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void Area2Pair2DSW::solve(float p_step) {
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}
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void Area2Pair2DSW::shift_shape_indices(const CollisionObject2DSW *p_object, int p_removed_index) {
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if (p_object == area_a) {
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if (shape_a == p_removed_index)
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shape_a = -1;
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else if (shape_a > p_removed_index)
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shape_a--;
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} else if (p_object == area_b) {
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if (shape_b == p_removed_index)
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shape_b = -1;
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else if (shape_b > p_removed_index)
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shape_b--;
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}
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}
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Area2Pair2DSW::Area2Pair2DSW(Area2DSW *p_area_a, int p_shape_a, Area2DSW *p_area_b, int p_shape_b) {
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area_a = p_area_a;
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area_b = p_area_b;
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shape_a = p_shape_a;
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shape_b = p_shape_b;
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colliding = false;
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area_a->add_constraint(this);
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area_b->add_constraint(this);
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}
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Area2Pair2DSW::~Area2Pair2DSW() {
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if (colliding) {
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if (area_b->has_area_monitor_callback() && area_a->is_monitorable())
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area_b->remove_area_from_query(area_a, shape_a, shape_b);
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if (area_a->has_area_monitor_callback() && area_b->is_monitorable())
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area_a->remove_area_from_query(area_b, shape_b, shape_a);
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}
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area_a->remove_constraint(this);
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area_b->remove_constraint(this);
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}
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