690 lines
24 KiB
C++
690 lines
24 KiB
C++
/*************************************************************************/
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/* xr_nodes.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 "xr_nodes.h"
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#include "core/config/project_settings.h"
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#include "scene/main/viewport.h"
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#include "servers/xr/xr_interface.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////
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void XRCamera3D::_notification(int p_what) {
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switch (p_what) {
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case NOTIFICATION_ENTER_TREE: {
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// need to find our XROrigin3D parent and let it know we're its camera!
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XROrigin3D *origin = Object::cast_to<XROrigin3D>(get_parent());
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if (origin != nullptr) {
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origin->set_tracked_camera(this);
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}
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}; break;
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case NOTIFICATION_EXIT_TREE: {
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// need to find our XROrigin3D parent and let it know we're no longer its camera!
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XROrigin3D *origin = Object::cast_to<XROrigin3D>(get_parent());
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if (origin != nullptr && origin->get_tracked_camera() == this) {
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origin->set_tracked_camera(nullptr);
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}
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}; break;
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};
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};
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void XRCamera3D::_changed_tracker(const StringName p_tracker_name, int p_tracker_type) {
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if (p_tracker_name == tracker_name) {
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XRServer *xr_server = XRServer::get_singleton();
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ERR_FAIL_NULL(xr_server);
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tracker = xr_server->get_tracker(p_tracker_name);
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if (tracker.is_valid()) {
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tracker->connect("pose_changed", callable_mp(this, &XRCamera3D::_pose_changed));
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Ref<XRPose> pose = tracker->get_pose(pose_name);
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if (pose.is_valid()) {
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set_transform(pose->get_adjusted_transform());
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}
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}
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}
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}
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void XRCamera3D::_removed_tracker(const StringName p_tracker_name, int p_tracker_type) {
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if (p_tracker_name == tracker_name) {
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if (tracker.is_valid()) {
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tracker->disconnect("pose_changed", callable_mp(this, &XRCamera3D::_pose_changed));
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}
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tracker.unref();
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}
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}
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void XRCamera3D::_pose_changed(const Ref<XRPose> &p_pose) {
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if (p_pose->get_name() == pose_name) {
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set_transform(p_pose->get_adjusted_transform());
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}
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}
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TypedArray<String> XRCamera3D::get_configuration_warnings() const {
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TypedArray<String> warnings = Node::get_configuration_warnings();
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if (is_visible() && is_inside_tree()) {
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// must be child node of XROrigin3D!
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XROrigin3D *origin = Object::cast_to<XROrigin3D>(get_parent());
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if (origin == nullptr) {
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warnings.push_back(TTR("XRCamera3D must have an XROrigin3D node as its parent."));
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};
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}
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return warnings;
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};
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Vector3 XRCamera3D::project_local_ray_normal(const Point2 &p_pos) const {
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// get our XRServer
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XRServer *xr_server = XRServer::get_singleton();
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ERR_FAIL_NULL_V(xr_server, Vector3());
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Ref<XRInterface> xr_interface = xr_server->get_primary_interface();
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if (xr_interface.is_null()) {
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// we might be in the editor or have VR turned off, just call superclass
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return Camera3D::project_local_ray_normal(p_pos);
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}
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ERR_FAIL_COND_V_MSG(!is_inside_tree(), Vector3(), "Camera is not inside scene.");
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Size2 viewport_size = get_viewport()->get_camera_rect_size();
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Vector2 cpos = get_viewport()->get_camera_coords(p_pos);
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Vector3 ray;
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// Just use the first view, if multiple views are supported this function has no good result
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CameraMatrix cm = xr_interface->get_projection_for_view(0, viewport_size.aspect(), get_near(), get_far());
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Vector2 screen_he = cm.get_viewport_half_extents();
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ray = Vector3(((cpos.x / viewport_size.width) * 2.0 - 1.0) * screen_he.x, ((1.0 - (cpos.y / viewport_size.height)) * 2.0 - 1.0) * screen_he.y, -get_near()).normalized();
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return ray;
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};
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Point2 XRCamera3D::unproject_position(const Vector3 &p_pos) const {
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// get our XRServer
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XRServer *xr_server = XRServer::get_singleton();
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ERR_FAIL_NULL_V(xr_server, Vector2());
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Ref<XRInterface> xr_interface = xr_server->get_primary_interface();
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if (xr_interface.is_null()) {
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// we might be in the editor or have VR turned off, just call superclass
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return Camera3D::unproject_position(p_pos);
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}
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ERR_FAIL_COND_V_MSG(!is_inside_tree(), Vector2(), "Camera is not inside scene.");
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Size2 viewport_size = get_viewport()->get_visible_rect().size;
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// Just use the first view, if multiple views are supported this function has no good result
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CameraMatrix cm = xr_interface->get_projection_for_view(0, viewport_size.aspect(), get_near(), get_far());
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Plane p(get_camera_transform().xform_inv(p_pos), 1.0);
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p = cm.xform4(p);
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p.normal /= p.d;
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Point2 res;
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res.x = (p.normal.x * 0.5 + 0.5) * viewport_size.x;
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res.y = (-p.normal.y * 0.5 + 0.5) * viewport_size.y;
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return res;
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};
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Vector3 XRCamera3D::project_position(const Point2 &p_point, real_t p_z_depth) const {
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// get our XRServer
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XRServer *xr_server = XRServer::get_singleton();
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ERR_FAIL_NULL_V(xr_server, Vector3());
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Ref<XRInterface> xr_interface = xr_server->get_primary_interface();
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if (xr_interface.is_null()) {
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// we might be in the editor or have VR turned off, just call superclass
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return Camera3D::project_position(p_point, p_z_depth);
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}
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ERR_FAIL_COND_V_MSG(!is_inside_tree(), Vector3(), "Camera is not inside scene.");
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Size2 viewport_size = get_viewport()->get_visible_rect().size;
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// Just use the first view, if multiple views are supported this function has no good result
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CameraMatrix cm = xr_interface->get_projection_for_view(0, viewport_size.aspect(), get_near(), get_far());
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Vector2 vp_he = cm.get_viewport_half_extents();
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Vector2 point;
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point.x = (p_point.x / viewport_size.x) * 2.0 - 1.0;
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point.y = (1.0 - (p_point.y / viewport_size.y)) * 2.0 - 1.0;
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point *= vp_he;
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Vector3 p(point.x, point.y, -p_z_depth);
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return get_camera_transform().xform(p);
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};
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Vector<Plane> XRCamera3D::get_frustum() const {
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// get our XRServer
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XRServer *xr_server = XRServer::get_singleton();
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ERR_FAIL_NULL_V(xr_server, Vector<Plane>());
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Ref<XRInterface> xr_interface = xr_server->get_primary_interface();
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if (xr_interface.is_null()) {
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// we might be in the editor or have VR turned off, just call superclass
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return Camera3D::get_frustum();
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}
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ERR_FAIL_COND_V(!is_inside_world(), Vector<Plane>());
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Size2 viewport_size = get_viewport()->get_visible_rect().size;
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// TODO Just use the first view for now, this is mostly for debugging so we may look into using our combined projection here.
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CameraMatrix cm = xr_interface->get_projection_for_view(0, viewport_size.aspect(), get_near(), get_far());
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return cm.get_projection_planes(get_camera_transform());
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};
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XRCamera3D::XRCamera3D() {
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XRServer *xr_server = XRServer::get_singleton();
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ERR_FAIL_NULL(xr_server);
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xr_server->connect("tracker_added", callable_mp(this, &XRCamera3D::_changed_tracker));
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xr_server->connect("tracker_updated", callable_mp(this, &XRCamera3D::_changed_tracker));
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xr_server->connect("tracker_removed", callable_mp(this, &XRCamera3D::_removed_tracker));
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}
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XRCamera3D::~XRCamera3D() {
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XRServer *xr_server = XRServer::get_singleton();
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ERR_FAIL_NULL(xr_server);
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xr_server->disconnect("tracker_added", callable_mp(this, &XRCamera3D::_changed_tracker));
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xr_server->disconnect("tracker_updated", callable_mp(this, &XRCamera3D::_changed_tracker));
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xr_server->disconnect("tracker_removed", callable_mp(this, &XRCamera3D::_removed_tracker));
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// XRNode3D is a node that has it's transform updated by an XRPositionalTracker.
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// Note that trackers are only available in runtime and only after an XRInterface registers one.
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// So we bind by name and as long as a tracker isn't available, our node remains inactive.
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void XRNode3D::_bind_methods() {
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ClassDB::bind_method(D_METHOD("set_tracker", "tracker_name"), &XRNode3D::set_tracker);
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ClassDB::bind_method(D_METHOD("get_tracker"), &XRNode3D::get_tracker);
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ADD_PROPERTY(PropertyInfo(Variant::STRING, "tracker", PROPERTY_HINT_ENUM_SUGGESTION), "set_tracker", "get_tracker");
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ClassDB::bind_method(D_METHOD("set_pose_name", "pose"), &XRNode3D::set_pose_name);
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ClassDB::bind_method(D_METHOD("get_pose_name"), &XRNode3D::get_pose_name);
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ADD_PROPERTY(PropertyInfo(Variant::STRING, "pose", PROPERTY_HINT_ENUM_SUGGESTION), "set_pose_name", "get_pose_name");
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ClassDB::bind_method(D_METHOD("get_is_active"), &XRNode3D::get_is_active);
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ClassDB::bind_method(D_METHOD("get_has_tracking_data"), &XRNode3D::get_has_tracking_data);
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ClassDB::bind_method(D_METHOD("get_pose"), &XRNode3D::get_pose);
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ClassDB::bind_method(D_METHOD("trigger_haptic_pulse", "action_name", "frequency", "amplitude", "duration_sec", "delay_sec"), &XRNode3D::trigger_haptic_pulse);
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};
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void XRNode3D::_validate_property(PropertyInfo &property) const {
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XRServer *xr_server = XRServer::get_singleton();
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ERR_FAIL_NULL(xr_server);
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if (property.name == "tracker") {
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PackedStringArray names = xr_server->get_suggested_tracker_names();
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String hint_string;
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for (const String &name : names) {
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hint_string += name + ",";
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}
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property.hint_string = hint_string;
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} else if (property.name == "pose") {
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PackedStringArray names = xr_server->get_suggested_pose_names(tracker_name);
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String hint_string;
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for (const String &name : names) {
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hint_string += name + ",";
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}
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property.hint_string = hint_string;
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}
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Node3D::_validate_property(property);
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}
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void XRNode3D::set_tracker(const StringName p_tracker_name) {
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if (tracker.is_valid() && tracker->get_tracker_name() == p_tracker_name) {
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// didn't change
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return;
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}
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// just in case
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_unbind_tracker();
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// copy the name
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tracker_name = p_tracker_name;
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pose_name = "default";
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// see if it's already available
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_bind_tracker();
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update_configuration_warnings();
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notify_property_list_changed();
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}
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StringName XRNode3D::get_tracker() const {
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return tracker_name;
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}
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void XRNode3D::set_pose_name(const StringName p_pose_name) {
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pose_name = p_pose_name;
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// Update pose if we are bound to a tracker with a valid pose
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Ref<XRPose> pose = get_pose();
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if (pose.is_valid()) {
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set_transform(pose->get_adjusted_transform());
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}
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}
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StringName XRNode3D::get_pose_name() const {
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return pose_name;
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}
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bool XRNode3D::get_is_active() const {
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if (tracker.is_null()) {
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return false;
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} else if (!tracker->has_pose(pose_name)) {
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return false;
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} else {
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return true;
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}
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}
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bool XRNode3D::get_has_tracking_data() const {
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if (tracker.is_null()) {
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return false;
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} else if (!tracker->has_pose(pose_name)) {
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return false;
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} else {
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return tracker->get_pose(pose_name)->get_has_tracking_data();
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}
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}
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void XRNode3D::trigger_haptic_pulse(const String &p_action_name, double p_frequency, double p_amplitude, double p_duration_sec, double p_delay_sec) {
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// TODO need to link trackers to the interface that registered them so we can call this on the correct interface.
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// For now this works fine as in 99% of the cases we only have our primary interface active
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XRServer *xr_server = XRServer::get_singleton();
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if (xr_server != nullptr) {
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Ref<XRInterface> xr_interface = xr_server->get_primary_interface();
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if (xr_interface.is_valid()) {
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xr_interface->trigger_haptic_pulse(p_action_name, tracker_name, p_frequency, p_amplitude, p_duration_sec, p_delay_sec);
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}
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}
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}
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Ref<XRPose> XRNode3D::get_pose() {
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if (tracker.is_valid()) {
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return tracker->get_pose(pose_name);
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} else {
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return Ref<XRPose>();
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}
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}
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void XRNode3D::_bind_tracker() {
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ERR_FAIL_COND_MSG(tracker.is_valid(), "Unbind the current tracker first");
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XRServer *xr_server = XRServer::get_singleton();
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if (xr_server != nullptr) {
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tracker = xr_server->get_tracker(tracker_name);
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if (tracker.is_null()) {
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// It is possible and valid if the tracker isn't available (yet), in this case we just exit
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return;
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}
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tracker->connect("pose_changed", callable_mp(this, &XRNode3D::_pose_changed));
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Ref<XRPose> pose = get_pose();
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if (pose.is_valid()) {
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set_transform(pose->get_adjusted_transform());
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}
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}
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}
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void XRNode3D::_unbind_tracker() {
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if (tracker.is_valid()) {
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tracker->disconnect("pose_changed", callable_mp(this, &XRNode3D::_pose_changed));
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tracker.unref();
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}
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}
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void XRNode3D::_changed_tracker(const StringName p_tracker_name, int p_tracker_type) {
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if (p_tracker_name == p_tracker_name) {
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// just in case unref our current tracker
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_unbind_tracker();
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// get our new tracker
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_bind_tracker();
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}
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}
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void XRNode3D::_removed_tracker(const StringName p_tracker_name, int p_tracker_type) {
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if (p_tracker_name == p_tracker_name) {
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// unref our tracker, it's no longer available
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_unbind_tracker();
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}
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}
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void XRNode3D::_pose_changed(const Ref<XRPose> &p_pose) {
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if (p_pose.is_valid() && p_pose->get_name() == pose_name) {
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set_transform(p_pose->get_adjusted_transform());
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}
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}
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XRNode3D::XRNode3D() {
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XRServer *xr_server = XRServer::get_singleton();
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ERR_FAIL_NULL(xr_server);
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xr_server->connect("tracker_added", callable_mp(this, &XRNode3D::_changed_tracker));
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xr_server->connect("tracker_updated", callable_mp(this, &XRNode3D::_changed_tracker));
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xr_server->connect("tracker_removed", callable_mp(this, &XRNode3D::_removed_tracker));
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}
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XRNode3D::~XRNode3D() {
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_unbind_tracker();
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XRServer *xr_server = XRServer::get_singleton();
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ERR_FAIL_NULL(xr_server);
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xr_server->disconnect("tracker_added", callable_mp(this, &XRNode3D::_changed_tracker));
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xr_server->disconnect("tracker_updated", callable_mp(this, &XRNode3D::_changed_tracker));
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xr_server->disconnect("tracker_removed", callable_mp(this, &XRNode3D::_removed_tracker));
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}
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TypedArray<String> XRNode3D::get_configuration_warnings() const {
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TypedArray<String> warnings = Node::get_configuration_warnings();
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if (is_visible() && is_inside_tree()) {
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// must be child node of XROrigin!
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XROrigin3D *origin = Object::cast_to<XROrigin3D>(get_parent());
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if (origin == nullptr) {
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warnings.push_back(TTR("XRController3D must have an XROrigin3D node as its parent."));
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}
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if (tracker_name == "") {
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warnings.push_back(TTR("No tracker name is set."));
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}
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if (pose_name == "") {
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warnings.push_back(TTR("No pose is set."));
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}
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}
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return warnings;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////
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void XRController3D::_bind_methods() {
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// passthroughs to information about our related joystick
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ClassDB::bind_method(D_METHOD("is_button_pressed", "name"), &XRController3D::is_button_pressed);
|
|
ClassDB::bind_method(D_METHOD("get_value", "name"), &XRController3D::get_value);
|
|
ClassDB::bind_method(D_METHOD("get_axis", "name"), &XRController3D::get_axis);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_tracker_hand"), &XRController3D::get_tracker_hand);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_rumble"), &XRController3D::get_rumble);
|
|
ClassDB::bind_method(D_METHOD("set_rumble", "rumble"), &XRController3D::set_rumble);
|
|
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "rumble", PROPERTY_HINT_RANGE, "0.0,1.0,0.01"), "set_rumble", "get_rumble");
|
|
ADD_PROPERTY_DEFAULT("rumble", 0.0);
|
|
|
|
ADD_SIGNAL(MethodInfo("button_pressed", PropertyInfo(Variant::STRING, "name")));
|
|
ADD_SIGNAL(MethodInfo("button_released", PropertyInfo(Variant::STRING, "name")));
|
|
ADD_SIGNAL(MethodInfo("input_value_changed", PropertyInfo(Variant::STRING, "name"), PropertyInfo(Variant::FLOAT, "value")));
|
|
ADD_SIGNAL(MethodInfo("input_axis_changed", PropertyInfo(Variant::STRING, "name"), PropertyInfo(Variant::VECTOR2, "value")));
|
|
};
|
|
|
|
void XRController3D::_bind_tracker() {
|
|
XRNode3D::_bind_tracker();
|
|
if (tracker.is_valid()) {
|
|
// bind to input signals
|
|
tracker->connect("button_pressed", callable_mp(this, &XRController3D::_button_pressed));
|
|
tracker->connect("button_released", callable_mp(this, &XRController3D::_button_released));
|
|
tracker->connect("input_value_changed", callable_mp(this, &XRController3D::_input_value_changed));
|
|
tracker->connect("input_axis_changed", callable_mp(this, &XRController3D::_input_axis_changed));
|
|
}
|
|
}
|
|
|
|
void XRController3D::_unbind_tracker() {
|
|
if (tracker.is_valid()) {
|
|
// unbind input signals
|
|
tracker->disconnect("button_pressed", callable_mp(this, &XRController3D::_button_pressed));
|
|
tracker->disconnect("button_released", callable_mp(this, &XRController3D::_button_released));
|
|
tracker->disconnect("input_value_changed", callable_mp(this, &XRController3D::_input_value_changed));
|
|
tracker->disconnect("input_axis_changed", callable_mp(this, &XRController3D::_input_axis_changed));
|
|
}
|
|
|
|
XRNode3D::_unbind_tracker();
|
|
}
|
|
|
|
void XRController3D::_button_pressed(const String &p_name) {
|
|
// just pass it on...
|
|
emit_signal(SNAME("button_pressed"), p_name);
|
|
}
|
|
|
|
void XRController3D::_button_released(const String &p_name) {
|
|
// just pass it on...
|
|
emit_signal(SNAME("button_released"), p_name);
|
|
}
|
|
|
|
void XRController3D::_input_value_changed(const String &p_name, float p_value) {
|
|
// just pass it on...
|
|
emit_signal(SNAME("input_value_changed"), p_name, p_value);
|
|
}
|
|
|
|
void XRController3D::_input_axis_changed(const String &p_name, Vector2 p_value) {
|
|
// just pass it on...
|
|
emit_signal(SNAME("input_axis_changed"), p_name, p_value);
|
|
}
|
|
|
|
bool XRController3D::is_button_pressed(const StringName &p_name) const {
|
|
if (tracker.is_valid()) {
|
|
// Inputs should already be of the correct type, our XR runtime handles conversions between raw input and the desired type
|
|
bool pressed = tracker->get_input(p_name);
|
|
return pressed;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
float XRController3D::get_value(const StringName &p_name) const {
|
|
if (tracker.is_valid()) {
|
|
// Inputs should already be of the correct type, our XR runtime handles conversions between raw input and the desired type, but just in case we convert
|
|
Variant input = tracker->get_input(p_name);
|
|
switch (input.get_type()) {
|
|
case Variant::BOOL: {
|
|
bool value = input;
|
|
return value ? 1.0 : 0.0;
|
|
} break;
|
|
case Variant::FLOAT: {
|
|
float value = input;
|
|
return value;
|
|
} break;
|
|
default:
|
|
return 0.0;
|
|
};
|
|
} else {
|
|
return 0.0;
|
|
}
|
|
}
|
|
|
|
Vector2 XRController3D::get_axis(const StringName &p_name) const {
|
|
if (tracker.is_valid()) {
|
|
// Inputs should already be of the correct type, our XR runtime handles conversions between raw input and the desired type, but just in case we convert
|
|
Variant input = tracker->get_input(p_name);
|
|
switch (input.get_type()) {
|
|
case Variant::BOOL: {
|
|
bool value = input;
|
|
return Vector2(value ? 1.0 : 0.0, 0.0);
|
|
} break;
|
|
case Variant::FLOAT: {
|
|
float value = input;
|
|
return Vector2(value, 0.0);
|
|
} break;
|
|
case Variant::VECTOR2: {
|
|
Vector2 axis = input;
|
|
return axis;
|
|
}
|
|
default:
|
|
return Vector2();
|
|
}
|
|
} else {
|
|
return Vector2();
|
|
}
|
|
}
|
|
|
|
real_t XRController3D::get_rumble() const {
|
|
if (!tracker.is_valid()) {
|
|
return 0.0;
|
|
}
|
|
|
|
return tracker->get_rumble();
|
|
}
|
|
|
|
void XRController3D::set_rumble(real_t p_rumble) {
|
|
if (tracker.is_valid()) {
|
|
tracker->set_rumble(p_rumble);
|
|
}
|
|
}
|
|
|
|
XRPositionalTracker::TrackerHand XRController3D::get_tracker_hand() const {
|
|
// get our XRServer
|
|
if (!tracker.is_valid()) {
|
|
return XRPositionalTracker::TRACKER_HAND_UNKNOWN;
|
|
}
|
|
|
|
return tracker->get_tracker_hand();
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////////////////////////
|
|
|
|
void XRAnchor3D::_bind_methods() {
|
|
ClassDB::bind_method(D_METHOD("get_size"), &XRAnchor3D::get_size);
|
|
ClassDB::bind_method(D_METHOD("get_plane"), &XRAnchor3D::get_plane);
|
|
}
|
|
|
|
Vector3 XRAnchor3D::get_size() const {
|
|
return size;
|
|
}
|
|
|
|
Plane XRAnchor3D::get_plane() const {
|
|
Vector3 location = get_position();
|
|
Basis orientation = get_transform().basis;
|
|
|
|
Plane plane(orientation.get_axis(1).normalized(), location);
|
|
|
|
return plane;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////////////////////////
|
|
|
|
TypedArray<String> XROrigin3D::get_configuration_warnings() const {
|
|
TypedArray<String> warnings = Node::get_configuration_warnings();
|
|
|
|
if (is_visible() && is_inside_tree()) {
|
|
if (tracked_camera == nullptr) {
|
|
warnings.push_back(TTR("XROrigin3D requires an XRCamera3D child node."));
|
|
}
|
|
}
|
|
|
|
bool xr_enabled = GLOBAL_GET("rendering/xr/enabled");
|
|
if (!xr_enabled) {
|
|
warnings.push_back(TTR("XR is not enabled in rendering project settings. Stereoscopic output is not supported unless this is enabled."));
|
|
}
|
|
|
|
return warnings;
|
|
}
|
|
|
|
void XROrigin3D::_bind_methods() {
|
|
ClassDB::bind_method(D_METHOD("set_world_scale", "world_scale"), &XROrigin3D::set_world_scale);
|
|
ClassDB::bind_method(D_METHOD("get_world_scale"), &XROrigin3D::get_world_scale);
|
|
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "world_scale"), "set_world_scale", "get_world_scale");
|
|
}
|
|
|
|
void XROrigin3D::set_tracked_camera(XRCamera3D *p_tracked_camera) {
|
|
tracked_camera = p_tracked_camera;
|
|
}
|
|
|
|
XRCamera3D *XROrigin3D::get_tracked_camera() const {
|
|
return tracked_camera;
|
|
}
|
|
|
|
real_t XROrigin3D::get_world_scale() const {
|
|
// get our XRServer
|
|
XRServer *xr_server = XRServer::get_singleton();
|
|
ERR_FAIL_NULL_V(xr_server, 1.0);
|
|
|
|
return xr_server->get_world_scale();
|
|
}
|
|
|
|
void XROrigin3D::set_world_scale(real_t p_world_scale) {
|
|
// get our XRServer
|
|
XRServer *xr_server = XRServer::get_singleton();
|
|
ERR_FAIL_NULL(xr_server);
|
|
|
|
xr_server->set_world_scale(p_world_scale);
|
|
}
|
|
|
|
void XROrigin3D::_notification(int p_what) {
|
|
// get our XRServer
|
|
XRServer *xr_server = XRServer::get_singleton();
|
|
ERR_FAIL_NULL(xr_server);
|
|
|
|
switch (p_what) {
|
|
case NOTIFICATION_ENTER_TREE: {
|
|
set_process_internal(true);
|
|
}; break;
|
|
case NOTIFICATION_EXIT_TREE: {
|
|
set_process_internal(false);
|
|
}; break;
|
|
case NOTIFICATION_INTERNAL_PROCESS: {
|
|
// set our world origin to our node transform
|
|
xr_server->set_world_origin(get_global_transform());
|
|
|
|
// check if we have a primary interface
|
|
Ref<XRInterface> xr_interface = xr_server->get_primary_interface();
|
|
if (xr_interface.is_valid() && tracked_camera != nullptr) {
|
|
// get our positioning transform for our headset
|
|
Transform3D t = xr_interface->get_camera_transform();
|
|
|
|
// now apply this to our camera
|
|
tracked_camera->set_transform(t);
|
|
};
|
|
}; break;
|
|
default:
|
|
break;
|
|
};
|
|
|
|
// send our notification to all active XE interfaces, they may need to react to it also
|
|
for (int i = 0; i < xr_server->get_interface_count(); i++) {
|
|
Ref<XRInterface> interface = xr_server->get_interface(i);
|
|
if (interface.is_valid() && interface->is_initialized()) {
|
|
interface->notification(p_what);
|
|
}
|
|
}
|
|
}
|