mirror of
https://github.com/godotengine/godot.git
synced 2024-11-27 09:16:35 +08:00
295 lines
9.2 KiB
C++
295 lines
9.2 KiB
C++
/**************************************************************************/
|
|
/* godot_area_pair_3d.cpp */
|
|
/**************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/**************************************************************************/
|
|
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
|
|
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
|
|
/* */
|
|
/* 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 "godot_area_pair_3d.h"
|
|
|
|
#include "godot_collision_solver_3d.h"
|
|
|
|
bool GodotAreaPair3D::setup(real_t p_step) {
|
|
bool result = false;
|
|
if (area->collides_with(body) && GodotCollisionSolver3D::solve_static(body->get_shape(body_shape), body->get_transform() * body->get_shape_transform(body_shape), area->get_shape(area_shape), area->get_transform() * area->get_shape_transform(area_shape), nullptr, this)) {
|
|
result = true;
|
|
}
|
|
|
|
process_collision = false;
|
|
has_space_override = false;
|
|
if (result != colliding) {
|
|
if ((int)area->get_param(PhysicsServer3D::AREA_PARAM_GRAVITY_OVERRIDE_MODE) != PhysicsServer3D::AREA_SPACE_OVERRIDE_DISABLED) {
|
|
has_space_override = true;
|
|
} else if ((int)area->get_param(PhysicsServer3D::AREA_PARAM_LINEAR_DAMP_OVERRIDE_MODE) != PhysicsServer3D::AREA_SPACE_OVERRIDE_DISABLED) {
|
|
has_space_override = true;
|
|
} else if ((int)area->get_param(PhysicsServer3D::AREA_PARAM_ANGULAR_DAMP_OVERRIDE_MODE) != PhysicsServer3D::AREA_SPACE_OVERRIDE_DISABLED) {
|
|
has_space_override = true;
|
|
}
|
|
process_collision = has_space_override;
|
|
|
|
if (area->has_monitor_callback()) {
|
|
process_collision = true;
|
|
}
|
|
|
|
colliding = result;
|
|
}
|
|
|
|
return process_collision;
|
|
}
|
|
|
|
bool GodotAreaPair3D::pre_solve(real_t p_step) {
|
|
if (!process_collision) {
|
|
return false;
|
|
}
|
|
|
|
if (colliding) {
|
|
if (has_space_override) {
|
|
body_has_attached_area = true;
|
|
body->add_area(area);
|
|
}
|
|
|
|
if (area->has_monitor_callback()) {
|
|
area->add_body_to_query(body, body_shape, area_shape);
|
|
}
|
|
} else {
|
|
if (has_space_override) {
|
|
body_has_attached_area = false;
|
|
body->remove_area(area);
|
|
}
|
|
|
|
if (area->has_monitor_callback()) {
|
|
area->remove_body_from_query(body, body_shape, area_shape);
|
|
}
|
|
}
|
|
|
|
return false; // Never do any post solving.
|
|
}
|
|
|
|
void GodotAreaPair3D::solve(real_t p_step) {
|
|
// Nothing to do.
|
|
}
|
|
|
|
GodotAreaPair3D::GodotAreaPair3D(GodotBody3D *p_body, int p_body_shape, GodotArea3D *p_area, int p_area_shape) {
|
|
body = p_body;
|
|
area = p_area;
|
|
body_shape = p_body_shape;
|
|
area_shape = p_area_shape;
|
|
body->add_constraint(this, 0);
|
|
area->add_constraint(this);
|
|
if (p_body->get_mode() == PhysicsServer3D::BODY_MODE_KINEMATIC) {
|
|
p_body->set_active(true);
|
|
}
|
|
}
|
|
|
|
GodotAreaPair3D::~GodotAreaPair3D() {
|
|
if (colliding) {
|
|
if (body_has_attached_area) {
|
|
body_has_attached_area = false;
|
|
body->remove_area(area);
|
|
}
|
|
if (area->has_monitor_callback()) {
|
|
area->remove_body_from_query(body, body_shape, area_shape);
|
|
}
|
|
}
|
|
body->remove_constraint(this);
|
|
area->remove_constraint(this);
|
|
}
|
|
|
|
////////////////////////////////////////////////////
|
|
|
|
bool GodotArea2Pair3D::setup(real_t p_step) {
|
|
bool result_a = area_a->collides_with(area_b);
|
|
bool result_b = area_b->collides_with(area_a);
|
|
if ((result_a || result_b) && !GodotCollisionSolver3D::solve_static(area_a->get_shape(shape_a), area_a->get_transform() * area_a->get_shape_transform(shape_a), area_b->get_shape(shape_b), area_b->get_transform() * area_b->get_shape_transform(shape_b), nullptr, this)) {
|
|
result_a = false;
|
|
result_b = false;
|
|
}
|
|
|
|
bool process_collision = false;
|
|
|
|
process_collision_a = false;
|
|
if (result_a != colliding_a) {
|
|
if (area_a->has_area_monitor_callback() && area_b_monitorable) {
|
|
process_collision_a = true;
|
|
process_collision = true;
|
|
}
|
|
colliding_a = result_a;
|
|
}
|
|
|
|
process_collision_b = false;
|
|
if (result_b != colliding_b) {
|
|
if (area_b->has_area_monitor_callback() && area_a_monitorable) {
|
|
process_collision_b = true;
|
|
process_collision = true;
|
|
}
|
|
colliding_b = result_b;
|
|
}
|
|
|
|
return process_collision;
|
|
}
|
|
|
|
bool GodotArea2Pair3D::pre_solve(real_t p_step) {
|
|
if (process_collision_a) {
|
|
if (colliding_a) {
|
|
area_a->add_area_to_query(area_b, shape_b, shape_a);
|
|
} else {
|
|
area_a->remove_area_from_query(area_b, shape_b, shape_a);
|
|
}
|
|
}
|
|
|
|
if (process_collision_b) {
|
|
if (colliding_b) {
|
|
area_b->add_area_to_query(area_a, shape_a, shape_b);
|
|
} else {
|
|
area_b->remove_area_from_query(area_a, shape_a, shape_b);
|
|
}
|
|
}
|
|
|
|
return false; // Never do any post solving.
|
|
}
|
|
|
|
void GodotArea2Pair3D::solve(real_t p_step) {
|
|
// Nothing to do.
|
|
}
|
|
|
|
GodotArea2Pair3D::GodotArea2Pair3D(GodotArea3D *p_area_a, int p_shape_a, GodotArea3D *p_area_b, int p_shape_b) {
|
|
area_a = p_area_a;
|
|
area_b = p_area_b;
|
|
shape_a = p_shape_a;
|
|
shape_b = p_shape_b;
|
|
area_a_monitorable = area_a->is_monitorable();
|
|
area_b_monitorable = area_b->is_monitorable();
|
|
area_a->add_constraint(this);
|
|
area_b->add_constraint(this);
|
|
}
|
|
|
|
GodotArea2Pair3D::~GodotArea2Pair3D() {
|
|
if (colliding_a) {
|
|
if (area_a->has_area_monitor_callback() && area_b_monitorable) {
|
|
area_a->remove_area_from_query(area_b, shape_b, shape_a);
|
|
}
|
|
}
|
|
|
|
if (colliding_b) {
|
|
if (area_b->has_area_monitor_callback() && area_a_monitorable) {
|
|
area_b->remove_area_from_query(area_a, shape_a, shape_b);
|
|
}
|
|
}
|
|
|
|
area_a->remove_constraint(this);
|
|
area_b->remove_constraint(this);
|
|
}
|
|
|
|
////////////////////////////////////////////////////
|
|
|
|
bool GodotAreaSoftBodyPair3D::setup(real_t p_step) {
|
|
bool result = false;
|
|
if (
|
|
area->collides_with(soft_body) &&
|
|
GodotCollisionSolver3D::solve_static(
|
|
soft_body->get_shape(soft_body_shape),
|
|
soft_body->get_transform() * soft_body->get_shape_transform(soft_body_shape),
|
|
area->get_shape(area_shape),
|
|
area->get_transform() * area->get_shape_transform(area_shape),
|
|
nullptr,
|
|
this)) {
|
|
result = true;
|
|
}
|
|
|
|
process_collision = false;
|
|
has_space_override = false;
|
|
if (result != colliding) {
|
|
if ((int)area->get_param(PhysicsServer3D::AREA_PARAM_GRAVITY_OVERRIDE_MODE) != PhysicsServer3D::AREA_SPACE_OVERRIDE_DISABLED) {
|
|
has_space_override = true;
|
|
} else if (area->get_wind_force_magnitude() > CMP_EPSILON) {
|
|
has_space_override = true;
|
|
}
|
|
|
|
if (area->has_monitor_callback()) {
|
|
process_collision = true;
|
|
}
|
|
|
|
colliding = result;
|
|
}
|
|
|
|
return process_collision;
|
|
}
|
|
|
|
bool GodotAreaSoftBodyPair3D::pre_solve(real_t p_step) {
|
|
if (!process_collision) {
|
|
return false;
|
|
}
|
|
|
|
if (colliding) {
|
|
if (has_space_override) {
|
|
body_has_attached_area = true;
|
|
soft_body->add_area(area);
|
|
}
|
|
|
|
if (area->has_monitor_callback()) {
|
|
area->add_soft_body_to_query(soft_body, soft_body_shape, area_shape);
|
|
}
|
|
} else {
|
|
if (has_space_override) {
|
|
body_has_attached_area = false;
|
|
soft_body->remove_area(area);
|
|
}
|
|
|
|
if (area->has_monitor_callback()) {
|
|
area->remove_soft_body_from_query(soft_body, soft_body_shape, area_shape);
|
|
}
|
|
}
|
|
|
|
return false; // Never do any post solving.
|
|
}
|
|
|
|
void GodotAreaSoftBodyPair3D::solve(real_t p_step) {
|
|
// Nothing to do.
|
|
}
|
|
|
|
GodotAreaSoftBodyPair3D::GodotAreaSoftBodyPair3D(GodotSoftBody3D *p_soft_body, int p_soft_body_shape, GodotArea3D *p_area, int p_area_shape) {
|
|
soft_body = p_soft_body;
|
|
area = p_area;
|
|
soft_body_shape = p_soft_body_shape;
|
|
area_shape = p_area_shape;
|
|
soft_body->add_constraint(this);
|
|
area->add_constraint(this);
|
|
}
|
|
|
|
GodotAreaSoftBodyPair3D::~GodotAreaSoftBodyPair3D() {
|
|
if (colliding) {
|
|
if (body_has_attached_area) {
|
|
body_has_attached_area = false;
|
|
soft_body->remove_area(area);
|
|
}
|
|
if (area->has_monitor_callback()) {
|
|
area->remove_soft_body_from_query(soft_body, soft_body_shape, area_shape);
|
|
}
|
|
}
|
|
soft_body->remove_constraint(this);
|
|
area->remove_constraint(this);
|
|
}
|