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-rw-r--r--scene/3d/path.cpp416
1 files changed, 0 insertions, 416 deletions
diff --git a/scene/3d/path.cpp b/scene/3d/path.cpp
deleted file mode 100644
index f93485d79f..0000000000
--- a/scene/3d/path.cpp
+++ /dev/null
@@ -1,416 +0,0 @@
-/*************************************************************************/
-/* path.cpp */
-/*************************************************************************/
-/* This file is part of: */
-/* GODOT ENGINE */
-/* https://godotengine.org */
-/*************************************************************************/
-/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2020 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 "path.h"
-
-#include "core/engine.h"
-#include "scene/scene_string_names.h"
-
-void Path::_notification(int p_what) {
-}
-
-void Path::_curve_changed() {
-
- if (is_inside_tree() && Engine::get_singleton()->is_editor_hint())
- update_gizmo();
- if (is_inside_tree()) {
- emit_signal("curve_changed");
- }
-
- // update the configuration warnings of all children of type PathFollow
- // previously used for PathFollowOriented (now enforced orientation is done in PathFollow)
- if (is_inside_tree()) {
- for (int i = 0; i < get_child_count(); i++) {
- PathFollow *child = Object::cast_to<PathFollow>(get_child(i));
- if (child) {
- child->update_configuration_warning();
- }
- }
- }
-}
-
-void Path::set_curve(const Ref<Curve3D> &p_curve) {
-
- if (curve.is_valid()) {
- curve->disconnect("changed", callable_mp(this, &Path::_curve_changed));
- }
-
- curve = p_curve;
-
- if (curve.is_valid()) {
- curve->connect("changed", callable_mp(this, &Path::_curve_changed));
- }
- _curve_changed();
-}
-
-Ref<Curve3D> Path::get_curve() const {
-
- return curve;
-}
-
-void Path::_bind_methods() {
-
- ClassDB::bind_method(D_METHOD("set_curve", "curve"), &Path::set_curve);
- ClassDB::bind_method(D_METHOD("get_curve"), &Path::get_curve);
-
- ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "curve", PROPERTY_HINT_RESOURCE_TYPE, "Curve3D"), "set_curve", "get_curve");
-
- ADD_SIGNAL(MethodInfo("curve_changed"));
-}
-
-Path::Path() {
-
- set_curve(Ref<Curve3D>(memnew(Curve3D))); //create one by default
-}
-
-//////////////
-
-void PathFollow::_update_transform() {
-
- if (!path)
- return;
-
- Ref<Curve3D> c = path->get_curve();
- if (!c.is_valid())
- return;
-
- if (delta_offset == 0) {
- return;
- }
-
- float bl = c->get_baked_length();
- if (bl == 0.0) {
- return;
- }
- float bi = c->get_bake_interval();
- float o_next = offset + bi;
-
- if (loop) {
- o_next = Math::fposmod(o_next, bl);
- } else if (rotation_mode == ROTATION_ORIENTED && o_next >= bl) {
- o_next = bl;
- }
-
- Vector3 pos = c->interpolate_baked(offset, cubic);
- Transform t = get_transform();
- // Vector3 pos_offset = Vector3(h_offset, v_offset, 0); not used in all cases
- // will be replaced by "Vector3(h_offset, v_offset, 0)" where it was formerly used
-
- if (rotation_mode == ROTATION_ORIENTED) {
-
- Vector3 forward = c->interpolate_baked(o_next, cubic) - pos;
-
- if (forward.length_squared() < CMP_EPSILON2)
- forward = Vector3(0, 0, 1);
- else
- forward.normalize();
-
- Vector3 up = c->interpolate_baked_up_vector(offset, true);
-
- if (o_next < offset) {
- Vector3 up1 = c->interpolate_baked_up_vector(o_next, true);
- Vector3 axis = up.cross(up1);
-
- if (axis.length_squared() < CMP_EPSILON2)
- axis = forward;
- else
- axis.normalize();
-
- up.rotate(axis, up.angle_to(up1) * 0.5f);
- }
-
- Vector3 scale = t.basis.get_scale();
- Vector3 sideways = up.cross(forward).normalized();
- up = forward.cross(sideways).normalized();
-
- t.basis.set(sideways, up, forward);
- t.basis.scale_local(scale);
-
- t.origin = pos + sideways * h_offset + up * v_offset;
- } else if (rotation_mode != ROTATION_NONE) {
- // perform parallel transport
- //
- // see C. Dougan, The Parallel Transport Frame, Game Programming Gems 2 for example
- // for a discussion about why not Frenet frame.
-
- t.origin = pos;
-
- Vector3 t_prev = (pos - c->interpolate_baked(offset - delta_offset, cubic)).normalized();
- Vector3 t_cur = (c->interpolate_baked(offset + delta_offset, cubic) - pos).normalized();
-
- Vector3 axis = t_prev.cross(t_cur);
- float dot = t_prev.dot(t_cur);
- float angle = Math::acos(CLAMP(dot, -1, 1));
-
- if (likely(!Math::is_zero_approx(angle))) {
- if (rotation_mode == ROTATION_Y) {
- // assuming we're referring to global Y-axis. is this correct?
- axis.x = 0;
- axis.z = 0;
- } else if (rotation_mode == ROTATION_XY) {
- axis.z = 0;
- } else if (rotation_mode == ROTATION_XYZ) {
- // all components are allowed
- }
-
- if (likely(!Math::is_zero_approx(axis.length()))) {
- t.rotate_basis(axis.normalized(), angle);
- }
- }
-
- // do the additional tilting
- float tilt_angle = c->interpolate_baked_tilt(offset);
- Vector3 tilt_axis = t_cur; // not sure what tilt is supposed to do, is this correct??
-
- if (likely(!Math::is_zero_approx(Math::abs(tilt_angle)))) {
- if (rotation_mode == ROTATION_Y) {
- tilt_axis.x = 0;
- tilt_axis.z = 0;
- } else if (rotation_mode == ROTATION_XY) {
- tilt_axis.z = 0;
- } else if (rotation_mode == ROTATION_XYZ) {
- // all components are allowed
- }
-
- if (likely(!Math::is_zero_approx(tilt_axis.length()))) {
- t.rotate_basis(tilt_axis.normalized(), tilt_angle);
- }
- }
-
- t.translate(Vector3(h_offset, v_offset, 0));
- } else {
- t.origin = pos + Vector3(h_offset, v_offset, 0);
- }
-
- set_transform(t);
-}
-
-void PathFollow::_notification(int p_what) {
-
- switch (p_what) {
-
- case NOTIFICATION_ENTER_TREE: {
-
- Node *parent = get_parent();
- if (parent) {
- path = Object::cast_to<Path>(parent);
- if (path) {
- _update_transform();
- }
- }
-
- } break;
- case NOTIFICATION_EXIT_TREE: {
-
- path = NULL;
- } break;
- }
-}
-
-void PathFollow::set_cubic_interpolation(bool p_enable) {
-
- cubic = p_enable;
-}
-
-bool PathFollow::get_cubic_interpolation() const {
-
- return cubic;
-}
-
-void PathFollow::_validate_property(PropertyInfo &property) const {
-
- if (property.name == "offset") {
-
- float max = 10000;
- if (path && path->get_curve().is_valid())
- max = path->get_curve()->get_baked_length();
-
- property.hint_string = "0," + rtos(max) + ",0.01,or_lesser,or_greater";
- }
-}
-
-String PathFollow::get_configuration_warning() const {
-
- if (!is_visible_in_tree() || !is_inside_tree())
- return String();
-
- if (!Object::cast_to<Path>(get_parent())) {
- return TTR("PathFollow only works when set as a child of a Path node.");
- } else {
- Path *path = Object::cast_to<Path>(get_parent());
- if (path->get_curve().is_valid() && !path->get_curve()->is_up_vector_enabled() && rotation_mode == ROTATION_ORIENTED) {
- return TTR("PathFollow's ROTATION_ORIENTED requires \"Up Vector\" to be enabled in its parent Path's Curve resource.");
- }
- }
-
- return String();
-}
-
-void PathFollow::_bind_methods() {
-
- ClassDB::bind_method(D_METHOD("set_offset", "offset"), &PathFollow::set_offset);
- ClassDB::bind_method(D_METHOD("get_offset"), &PathFollow::get_offset);
-
- ClassDB::bind_method(D_METHOD("set_h_offset", "h_offset"), &PathFollow::set_h_offset);
- ClassDB::bind_method(D_METHOD("get_h_offset"), &PathFollow::get_h_offset);
-
- ClassDB::bind_method(D_METHOD("set_v_offset", "v_offset"), &PathFollow::set_v_offset);
- ClassDB::bind_method(D_METHOD("get_v_offset"), &PathFollow::get_v_offset);
-
- ClassDB::bind_method(D_METHOD("set_unit_offset", "unit_offset"), &PathFollow::set_unit_offset);
- ClassDB::bind_method(D_METHOD("get_unit_offset"), &PathFollow::get_unit_offset);
-
- ClassDB::bind_method(D_METHOD("set_rotation_mode", "rotation_mode"), &PathFollow::set_rotation_mode);
- ClassDB::bind_method(D_METHOD("get_rotation_mode"), &PathFollow::get_rotation_mode);
-
- ClassDB::bind_method(D_METHOD("set_cubic_interpolation", "enable"), &PathFollow::set_cubic_interpolation);
- ClassDB::bind_method(D_METHOD("get_cubic_interpolation"), &PathFollow::get_cubic_interpolation);
-
- ClassDB::bind_method(D_METHOD("set_loop", "loop"), &PathFollow::set_loop);
- ClassDB::bind_method(D_METHOD("has_loop"), &PathFollow::has_loop);
-
- ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "offset", PROPERTY_HINT_RANGE, "0,10000,0.01,or_lesser,or_greater"), "set_offset", "get_offset");
- ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "unit_offset", PROPERTY_HINT_RANGE, "0,1,0.0001,or_lesser,or_greater", PROPERTY_USAGE_EDITOR), "set_unit_offset", "get_unit_offset");
- ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "h_offset"), "set_h_offset", "get_h_offset");
- ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "v_offset"), "set_v_offset", "get_v_offset");
- ADD_PROPERTY(PropertyInfo(Variant::INT, "rotation_mode", PROPERTY_HINT_ENUM, "None,Y,XY,XYZ,Oriented"), "set_rotation_mode", "get_rotation_mode");
- ADD_PROPERTY(PropertyInfo(Variant::BOOL, "cubic_interp"), "set_cubic_interpolation", "get_cubic_interpolation");
- ADD_PROPERTY(PropertyInfo(Variant::BOOL, "loop"), "set_loop", "has_loop");
-
- BIND_ENUM_CONSTANT(ROTATION_NONE);
- BIND_ENUM_CONSTANT(ROTATION_Y);
- BIND_ENUM_CONSTANT(ROTATION_XY);
- BIND_ENUM_CONSTANT(ROTATION_XYZ);
- BIND_ENUM_CONSTANT(ROTATION_ORIENTED);
-}
-
-void PathFollow::set_offset(float p_offset) {
- delta_offset = p_offset - offset;
- offset = p_offset;
-
- if (path) {
- if (path->get_curve().is_valid() && path->get_curve()->get_baked_length()) {
- float path_length = path->get_curve()->get_baked_length();
-
- if (loop) {
- while (offset > path_length)
- offset -= path_length;
-
- while (offset < 0)
- offset += path_length;
-
- } else {
- offset = CLAMP(offset, 0, path_length);
- }
- }
-
- _update_transform();
- }
- _change_notify("offset");
- _change_notify("unit_offset");
-}
-
-void PathFollow::set_h_offset(float p_h_offset) {
-
- h_offset = p_h_offset;
- if (path)
- _update_transform();
-}
-
-float PathFollow::get_h_offset() const {
-
- return h_offset;
-}
-
-void PathFollow::set_v_offset(float p_v_offset) {
-
- v_offset = p_v_offset;
- if (path)
- _update_transform();
-}
-
-float PathFollow::get_v_offset() const {
-
- return v_offset;
-}
-
-float PathFollow::get_offset() const {
-
- return offset;
-}
-
-void PathFollow::set_unit_offset(float p_unit_offset) {
-
- if (path && path->get_curve().is_valid() && path->get_curve()->get_baked_length())
- set_offset(p_unit_offset * path->get_curve()->get_baked_length());
-}
-
-float PathFollow::get_unit_offset() const {
-
- if (path && path->get_curve().is_valid() && path->get_curve()->get_baked_length())
- return get_offset() / path->get_curve()->get_baked_length();
- else
- return 0;
-}
-
-void PathFollow::set_rotation_mode(RotationMode p_rotation_mode) {
-
- rotation_mode = p_rotation_mode;
-
- update_configuration_warning();
- _update_transform();
-}
-
-PathFollow::RotationMode PathFollow::get_rotation_mode() const {
-
- return rotation_mode;
-}
-
-void PathFollow::set_loop(bool p_loop) {
-
- loop = p_loop;
-}
-
-bool PathFollow::has_loop() const {
-
- return loop;
-}
-
-PathFollow::PathFollow() {
-
- offset = 0;
- delta_offset = 0;
- h_offset = 0;
- v_offset = 0;
- path = NULL;
- rotation_mode = ROTATION_XYZ;
- cubic = true;
- loop = true;
-}
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