225 lines
8.9 KiB
C++
225 lines
8.9 KiB
C++
/*************************************************************************/
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/* xr_positional_tracker.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) 2007-2021 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2021 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_positional_tracker.h"
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#include "core/input/input.h"
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void XRPositionalTracker::_bind_methods() {
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BIND_ENUM_CONSTANT(TRACKER_HAND_UNKNOWN);
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BIND_ENUM_CONSTANT(TRACKER_HAND_LEFT);
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BIND_ENUM_CONSTANT(TRACKER_HAND_RIGHT);
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ClassDB::bind_method(D_METHOD("get_tracker_type"), &XRPositionalTracker::get_tracker_type);
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ClassDB::bind_method(D_METHOD("set_tracker_type", "type"), &XRPositionalTracker::set_tracker_type);
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ADD_PROPERTY(PropertyInfo(Variant::INT, "type"), "set_tracker_type", "get_tracker_type");
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ClassDB::bind_method(D_METHOD("get_tracker_name"), &XRPositionalTracker::get_tracker_name);
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ClassDB::bind_method(D_METHOD("set_tracker_name", "name"), &XRPositionalTracker::set_tracker_name);
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ADD_PROPERTY(PropertyInfo(Variant::STRING, "name"), "set_tracker_name", "get_tracker_name");
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ClassDB::bind_method(D_METHOD("get_tracker_desc"), &XRPositionalTracker::get_tracker_desc);
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ClassDB::bind_method(D_METHOD("set_tracker_desc", "description"), &XRPositionalTracker::set_tracker_desc);
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ADD_PROPERTY(PropertyInfo(Variant::STRING, "description"), "set_tracker_desc", "get_tracker_desc");
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ClassDB::bind_method(D_METHOD("get_tracker_hand"), &XRPositionalTracker::get_tracker_hand);
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ClassDB::bind_method(D_METHOD("set_tracker_hand", "hand"), &XRPositionalTracker::set_tracker_hand);
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ADD_PROPERTY(PropertyInfo(Variant::INT, "hand", PROPERTY_HINT_ENUM, "Unknown,Left,Right"), "set_tracker_hand", "get_tracker_hand");
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ClassDB::bind_method(D_METHOD("has_pose", "name"), &XRPositionalTracker::has_pose);
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ClassDB::bind_method(D_METHOD("get_pose", "name"), &XRPositionalTracker::get_pose);
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ClassDB::bind_method(D_METHOD("invalidate_pose", "name"), &XRPositionalTracker::invalidate_pose);
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ClassDB::bind_method(D_METHOD("set_pose", "name", "transform", "linear_velocity", "angular_velocity"), &XRPositionalTracker::set_pose);
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ADD_SIGNAL(MethodInfo("pose_changed", PropertyInfo(Variant::OBJECT, "pose", PROPERTY_HINT_RESOURCE_TYPE, "XRPose")));
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ClassDB::bind_method(D_METHOD("get_input", "name"), &XRPositionalTracker::get_input);
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ClassDB::bind_method(D_METHOD("set_input", "name", "value"), &XRPositionalTracker::set_input);
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ADD_SIGNAL(MethodInfo("button_pressed", PropertyInfo(Variant::STRING, "name")));
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ADD_SIGNAL(MethodInfo("button_released", PropertyInfo(Variant::STRING, "name")));
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ADD_SIGNAL(MethodInfo("input_value_changed", PropertyInfo(Variant::STRING, "name"), PropertyInfo(Variant::FLOAT, "value")));
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ADD_SIGNAL(MethodInfo("input_axis_changed", PropertyInfo(Variant::STRING, "name"), PropertyInfo(Variant::VECTOR2, "vector")));
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ClassDB::bind_method(D_METHOD("get_rumble"), &XRPositionalTracker::get_rumble);
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ClassDB::bind_method(D_METHOD("set_rumble", "rumble"), &XRPositionalTracker::set_rumble);
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ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "rumble"), "set_rumble", "get_rumble");
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};
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void XRPositionalTracker::set_tracker_type(XRServer::TrackerType p_type) {
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if (type != p_type) {
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type = p_type;
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hand = XRPositionalTracker::TRACKER_HAND_UNKNOWN;
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};
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};
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XRServer::TrackerType XRPositionalTracker::get_tracker_type() const {
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return type;
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};
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void XRPositionalTracker::set_tracker_name(const StringName &p_name) {
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// Note: this should not be changed after the tracker is registered with the XRServer!
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name = p_name;
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};
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StringName XRPositionalTracker::get_tracker_name() const {
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return name;
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};
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void XRPositionalTracker::set_tracker_desc(const String &p_desc) {
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description = p_desc;
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}
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String XRPositionalTracker::get_tracker_desc() const {
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return description;
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}
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XRPositionalTracker::TrackerHand XRPositionalTracker::get_tracker_hand() const {
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return hand;
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};
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void XRPositionalTracker::set_tracker_hand(const XRPositionalTracker::TrackerHand p_hand) {
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XRServer *xr_server = XRServer::get_singleton();
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ERR_FAIL_NULL(xr_server);
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if (hand != p_hand) {
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// we can only set this if we've previously set this to be a controller!!
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ERR_FAIL_COND((type != XRServer::TRACKER_CONTROLLER) && (p_hand != XRPositionalTracker::TRACKER_HAND_UNKNOWN));
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hand = p_hand;
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};
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};
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bool XRPositionalTracker::has_pose(const StringName &p_action_name) const {
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return poses.has(p_action_name);
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}
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Ref<XRPose> XRPositionalTracker::get_pose(const StringName &p_action_name) const {
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Ref<XRPose> pose;
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if (poses.has(p_action_name)) {
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pose = poses[p_action_name];
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}
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return pose;
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}
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void XRPositionalTracker::invalidate_pose(const StringName &p_action_name) {
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// only update this if we were tracking this pose
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if (poses.has(p_action_name)) {
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// We just set tracking data as invalid, we leave our current transform and velocity data as is so controllers don't suddenly jump to origin.
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poses[p_action_name]->set_has_tracking_data(false);
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}
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}
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void XRPositionalTracker::set_pose(const StringName &p_action_name, const Transform3D &p_transform, const Vector3 &p_linear_velocity, const Vector3 &p_angular_velocity) {
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Ref<XRPose> new_pose;
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new_pose.instantiate();
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new_pose->set_name(p_action_name);
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new_pose->set_has_tracking_data(true);
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new_pose->set_transform(p_transform);
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new_pose->set_linear_velocity(p_linear_velocity);
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new_pose->set_angular_velocity(p_angular_velocity);
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poses[p_action_name] = new_pose;
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emit_signal("pose_changed", new_pose);
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// TODO discuss whether we also want to create and emit an InputEventXRPose event
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}
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Variant XRPositionalTracker::get_input(const StringName &p_action_name) const {
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if (inputs.has(p_action_name)) {
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return inputs[p_action_name];
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} else {
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return Variant();
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}
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}
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void XRPositionalTracker::set_input(const StringName &p_action_name, const Variant &p_value) {
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bool changed = false;
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// XR inputs
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if (inputs.has(p_action_name)) {
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changed = inputs[p_action_name] != p_value;
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} else {
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changed = true;
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}
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if (changed) {
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// store the new value
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inputs[p_action_name] = p_value;
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// emit signals to let the rest of the world know
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switch (p_value.get_type()) {
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case Variant::BOOL: {
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bool pressed = p_value;
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if (pressed) {
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emit_signal("button_pressed", p_action_name);
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} else {
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emit_signal("button_released", p_action_name);
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}
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// TODO discuss whether we also want to create and emit an InputEventXRButton event
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} break;
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case Variant::FLOAT: {
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emit_signal("input_value_changed", p_action_name, p_value);
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// TODO discuss whether we also want to create and emit an InputEventXRValue event
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} break;
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case Variant::VECTOR2: {
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emit_signal("input_axis_changed", p_action_name, p_value);
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// TODO discuss whether we also want to create and emit an InputEventXRAxis event
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} break;
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default: {
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// ???
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} break;
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}
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}
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}
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real_t XRPositionalTracker::get_rumble() const {
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return rumble;
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};
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void XRPositionalTracker::set_rumble(real_t p_rumble) {
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if (p_rumble > 0.0) {
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rumble = p_rumble;
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} else {
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rumble = 0.0;
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};
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};
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XRPositionalTracker::XRPositionalTracker() {
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type = XRServer::TRACKER_UNKNOWN;
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name = "Unknown";
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hand = TRACKER_HAND_UNKNOWN;
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rumble = 0.0;
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};
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