multi-screen-projector/engine/modules/openxr/extensions/openxr_dpad_binding_extension.cpp
2025-03-13 08:40:48 +00:00

274 lines
11 KiB
C++

/**************************************************************************/
/* openxr_dpad_binding_extension.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 */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#include "openxr_dpad_binding_extension.h"
#include "../openxr_api.h"
#include "core/math/math_funcs.h"
// Implementation for:
// https://registry.khronos.org/OpenXR/specs/1.1/html/xrspec.html#XR_EXT_dpad_binding
///////////////////////////////////////////////////////////////////////////////////////////////////
// OpenXRDPadBindingExtension
OpenXRDPadBindingExtension *OpenXRDPadBindingExtension::singleton = nullptr;
OpenXRDPadBindingExtension *OpenXRDPadBindingExtension::get_singleton() {
return singleton;
}
OpenXRDPadBindingExtension::OpenXRDPadBindingExtension() {
singleton = this;
}
OpenXRDPadBindingExtension::~OpenXRDPadBindingExtension() {
singleton = nullptr;
}
HashMap<String, bool *> OpenXRDPadBindingExtension::get_requested_extensions() {
HashMap<String, bool *> request_extensions;
// Note, we're dependent on the binding modifier extension, this may be requested by multiple extension wrappers.
request_extensions[XR_KHR_BINDING_MODIFICATION_EXTENSION_NAME] = &binding_modifier_ext;
request_extensions[XR_EXT_DPAD_BINDING_EXTENSION_NAME] = &dpad_binding_ext;
return request_extensions;
}
bool OpenXRDPadBindingExtension::is_available() {
return binding_modifier_ext && dpad_binding_ext;
}
///////////////////////////////////////////////////////////////////////////////////////////////////
// OpenXRDpadBindingModifier
void OpenXRDpadBindingModifier::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_action_set", "action_set"), &OpenXRDpadBindingModifier::set_action_set);
ClassDB::bind_method(D_METHOD("get_action_set"), &OpenXRDpadBindingModifier::get_action_set);
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "action_set", PROPERTY_HINT_RESOURCE_TYPE, "OpenXRActionSet"), "set_action_set", "get_action_set");
ClassDB::bind_method(D_METHOD("set_input_path", "input_path"), &OpenXRDpadBindingModifier::set_input_path);
ClassDB::bind_method(D_METHOD("get_input_path"), &OpenXRDpadBindingModifier::get_input_path);
ADD_PROPERTY(PropertyInfo(Variant::STRING, "input_path", PROPERTY_HINT_TYPE_STRING, "binding_path"), "set_input_path", "get_input_path");
ClassDB::bind_method(D_METHOD("set_threshold", "threshold"), &OpenXRDpadBindingModifier::set_threshold);
ClassDB::bind_method(D_METHOD("get_threshold"), &OpenXRDpadBindingModifier::get_threshold);
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "threshold", PROPERTY_HINT_RANGE, "0.0,1.0,0.01"), "set_threshold", "get_threshold");
ClassDB::bind_method(D_METHOD("set_threshold_released", "threshold_released"), &OpenXRDpadBindingModifier::set_threshold_released);
ClassDB::bind_method(D_METHOD("get_threshold_released"), &OpenXRDpadBindingModifier::get_threshold_released);
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "threshold_released", PROPERTY_HINT_RANGE, "0.0,1.0,0.01"), "set_threshold_released", "get_threshold_released");
ClassDB::bind_method(D_METHOD("set_center_region", "center_region"), &OpenXRDpadBindingModifier::set_center_region);
ClassDB::bind_method(D_METHOD("get_center_region"), &OpenXRDpadBindingModifier::get_center_region);
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "center_region", PROPERTY_HINT_RANGE, "0.0,1.0,0.01"), "set_center_region", "get_center_region");
ClassDB::bind_method(D_METHOD("set_wedge_angle", "wedge_angle"), &OpenXRDpadBindingModifier::set_wedge_angle);
ClassDB::bind_method(D_METHOD("get_wedge_angle"), &OpenXRDpadBindingModifier::get_wedge_angle);
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "wedge_angle", PROPERTY_HINT_RANGE, "1.0,180.0,0.1,radians_as_degrees"), "set_wedge_angle", "get_wedge_angle");
ClassDB::bind_method(D_METHOD("set_is_sticky", "is_sticky"), &OpenXRDpadBindingModifier::set_is_sticky);
ClassDB::bind_method(D_METHOD("get_is_sticky"), &OpenXRDpadBindingModifier::get_is_sticky);
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "is_sticky"), "set_is_sticky", "get_is_sticky");
ClassDB::bind_method(D_METHOD("set_on_haptic", "haptic"), &OpenXRDpadBindingModifier::set_on_haptic);
ClassDB::bind_method(D_METHOD("get_on_haptic"), &OpenXRDpadBindingModifier::get_on_haptic);
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "on_haptic", PROPERTY_HINT_RESOURCE_TYPE, "OpenXRHapticBase"), "set_on_haptic", "get_on_haptic");
ClassDB::bind_method(D_METHOD("set_off_haptic", "haptic"), &OpenXRDpadBindingModifier::set_off_haptic);
ClassDB::bind_method(D_METHOD("get_off_haptic"), &OpenXRDpadBindingModifier::get_off_haptic);
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "off_haptic", PROPERTY_HINT_RESOURCE_TYPE, "OpenXRHapticBase"), "set_off_haptic", "get_off_haptic");
}
OpenXRDpadBindingModifier::OpenXRDpadBindingModifier() {
ERR_FAIL_COND(dpad_bindings_data.resize_zeroed(sizeof(XrInteractionProfileDpadBindingEXT)) != OK);
dpad_bindings = (XrInteractionProfileDpadBindingEXT *)dpad_bindings_data.ptrw();
dpad_bindings->type = XR_TYPE_INTERACTION_PROFILE_DPAD_BINDING_EXT;
dpad_bindings->next = nullptr;
dpad_bindings->forceThreshold = 0.6;
dpad_bindings->forceThresholdReleased = 0.4;
dpad_bindings->centerRegion = 0.1;
dpad_bindings->wedgeAngle = Math::deg_to_rad(90.0);
dpad_bindings->isSticky = false;
}
void OpenXRDpadBindingModifier::set_action_set(const Ref<OpenXRActionSet> p_action_set) {
action_set = p_action_set;
}
Ref<OpenXRActionSet> OpenXRDpadBindingModifier::get_action_set() const {
return action_set;
}
void OpenXRDpadBindingModifier::set_input_path(const String &p_input_path) {
input_path = p_input_path;
emit_changed();
}
String OpenXRDpadBindingModifier::get_input_path() const {
return input_path;
}
void OpenXRDpadBindingModifier::set_threshold(float p_threshold) {
ERR_FAIL_NULL(dpad_bindings);
ERR_FAIL_COND(p_threshold < 0.0 || p_threshold > 1.0);
dpad_bindings->forceThreshold = p_threshold;
emit_changed();
}
float OpenXRDpadBindingModifier::get_threshold() const {
ERR_FAIL_NULL_V(dpad_bindings, 0.0);
return dpad_bindings->forceThreshold;
}
void OpenXRDpadBindingModifier::set_threshold_released(float p_threshold) {
ERR_FAIL_NULL(dpad_bindings);
ERR_FAIL_COND(p_threshold < 0.0 || p_threshold > 1.0);
dpad_bindings->forceThresholdReleased = p_threshold;
emit_changed();
}
float OpenXRDpadBindingModifier::get_threshold_released() const {
ERR_FAIL_NULL_V(dpad_bindings, 0.0);
return dpad_bindings->forceThresholdReleased;
}
void OpenXRDpadBindingModifier::set_center_region(float p_center_region) {
ERR_FAIL_NULL(dpad_bindings);
ERR_FAIL_COND(p_center_region < 0.0 || p_center_region > 1.0);
dpad_bindings->centerRegion = p_center_region;
emit_changed();
}
float OpenXRDpadBindingModifier::get_center_region() const {
ERR_FAIL_NULL_V(dpad_bindings, 0.0);
return dpad_bindings->centerRegion;
}
void OpenXRDpadBindingModifier::set_wedge_angle(float p_wedge_angle) {
ERR_FAIL_NULL(dpad_bindings);
dpad_bindings->wedgeAngle = p_wedge_angle;
emit_changed();
}
float OpenXRDpadBindingModifier::get_wedge_angle() const {
ERR_FAIL_NULL_V(dpad_bindings, 0.0);
return dpad_bindings->wedgeAngle;
}
void OpenXRDpadBindingModifier::set_wedge_angle_deg(float p_wedge_angle) {
ERR_FAIL_NULL(dpad_bindings);
dpad_bindings->wedgeAngle = Math::deg_to_rad(p_wedge_angle);
emit_changed();
}
float OpenXRDpadBindingModifier::get_wedge_angle_deg() const {
ERR_FAIL_NULL_V(dpad_bindings, 0.0);
return Math::rad_to_deg(dpad_bindings->wedgeAngle);
}
void OpenXRDpadBindingModifier::set_is_sticky(bool p_sticky) {
ERR_FAIL_NULL(dpad_bindings);
dpad_bindings->isSticky = p_sticky;
emit_changed();
}
bool OpenXRDpadBindingModifier::get_is_sticky() const {
ERR_FAIL_NULL_V(dpad_bindings, false);
return dpad_bindings->isSticky;
}
void OpenXRDpadBindingModifier::set_on_haptic(const Ref<OpenXRHapticBase> &p_haptic) {
on_haptic = p_haptic;
emit_changed();
}
Ref<OpenXRHapticBase> OpenXRDpadBindingModifier::get_on_haptic() const {
return on_haptic;
}
void OpenXRDpadBindingModifier::set_off_haptic(const Ref<OpenXRHapticBase> &p_haptic) {
off_haptic = p_haptic;
emit_changed();
}
Ref<OpenXRHapticBase> OpenXRDpadBindingModifier::get_off_haptic() const {
return off_haptic;
}
PackedByteArray OpenXRDpadBindingModifier::get_ip_modification() {
ERR_FAIL_NULL_V(dpad_bindings, PackedByteArray());
OpenXRAPI *openxr_api = OpenXRAPI::get_singleton();
ERR_FAIL_NULL_V(openxr_api, PackedByteArray());
OpenXRDPadBindingExtension *dpad_binding_ext = OpenXRDPadBindingExtension::get_singleton();
if (!dpad_binding_ext || !dpad_binding_ext->is_available()) {
// Extension not enabled!
WARN_PRINT("DPad binding extension is not enabled or available.");
return PackedByteArray();
}
dpad_bindings->binding = openxr_api->get_xr_path(input_path);
ERR_FAIL_COND_V(dpad_bindings->binding == XR_NULL_PATH, PackedByteArray());
// Get our action set
ERR_FAIL_COND_V(action_set.is_null(), PackedByteArray());
RID action_set_rid = openxr_api->find_action_set(action_set->get_name());
ERR_FAIL_COND_V(!action_set_rid.is_valid(), PackedByteArray());
dpad_bindings->actionSet = openxr_api->action_set_get_handle(action_set_rid);
// These are set already:
// - forceThreshold
// - forceThresholdReleased
// - centerRegion
// - wedgeAngle
// - isSticky
if (on_haptic.is_valid()) {
dpad_bindings->onHaptic = on_haptic->get_xr_structure();
} else {
dpad_bindings->onHaptic = nullptr;
}
if (off_haptic.is_valid()) {
dpad_bindings->offHaptic = off_haptic->get_xr_structure();
} else {
dpad_bindings->offHaptic = nullptr;
}
return dpad_bindings_data;
}