| 1 | /**************************************************************************/ | 
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| 2 | /*  openxr_interaction_profile_metadata.h                                 */ | 
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| 3 | /**************************************************************************/ | 
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| 4 | /*                         This file is part of:                          */ | 
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| 5 | /*                             GODOT ENGINE                               */ | 
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| 6 | /*                        https://godotengine.org                         */ | 
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| 7 | /**************************************************************************/ | 
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| 8 | /* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */ | 
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| 9 | /* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */ | 
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| 10 | /*                                                                        */ | 
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| 11 | /* Permission is hereby granted, free of charge, to any person obtaining  */ | 
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| 12 | /* a copy of this software and associated documentation files (the        */ | 
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| 13 | /* "Software"), to deal in the Software without restriction, including    */ | 
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| 14 | /* without limitation the rights to use, copy, modify, merge, publish,    */ | 
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| 15 | /* distribute, sublicense, and/or sell copies of the Software, and to     */ | 
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| 16 | /* permit persons to whom the Software is furnished to do so, subject to  */ | 
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| 17 | /* the following conditions:                                              */ | 
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| 18 | /*                                                                        */ | 
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| 19 | /* The above copyright notice and this permission notice shall be         */ | 
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| 20 | /* included in all copies or substantial portions of the Software.        */ | 
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| 21 | /*                                                                        */ | 
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| 22 | /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */ | 
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| 23 | /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */ | 
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| 24 | /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */ | 
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| 25 | /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */ | 
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| 26 | /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */ | 
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| 27 | /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */ | 
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| 28 | /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */ | 
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| 29 | /**************************************************************************/ | 
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| 30 |  | 
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| 31 | #ifndef OPENXR_INTERACTION_PROFILE_METADATA_H | 
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| 32 | #define OPENXR_INTERACTION_PROFILE_METADATA_H | 
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| 33 |  | 
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| 34 | /////////////////////////////////////////////////////////////////////////// | 
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| 35 | // Stores available interaction profile metadata | 
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| 36 | // | 
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| 37 | // OpenXR defines and hardcodes all the supported input devices and their | 
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| 38 | // paths as part of the OpenXR spec. When support for new devices is | 
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| 39 | // introduced this often starts life as an extension that needs to be enabled | 
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| 40 | // until it's adopted into the core. As there is no interface to | 
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| 41 | // enumerate the possibly paths, and that any OpenXR runtime would likely | 
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| 42 | // limit such enumeration to those input devices supported by that runtime | 
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| 43 | // there is no other option than to hardcode this. | 
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| 44 | // | 
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| 45 | // Note that we need to include paths of our extensions in our action map | 
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| 46 | // regardless of whether the developers machine supports the extension or | 
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| 47 | // not. Unsupported paths are filtered out when the action map is submitted | 
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| 48 | // to the OpenXR runtime. | 
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| 49 | // | 
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| 50 | // Note on action type that automatic conversions between boolean and float | 
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| 51 | // are supported but otherwise action types should match between action and | 
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| 52 | // input/output paths. | 
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| 53 |  | 
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| 54 | #include "openxr_action.h" | 
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| 55 |  | 
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| 56 | #include "core/object/object.h" | 
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| 57 | #include "core/templates/hash_map.h" | 
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| 58 |  | 
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| 59 | #define XR_PATH_UNSUPPORTED_NAME "unsupported" | 
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| 60 |  | 
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| 61 | class OpenXRInteractionProfileMetadata : public Object { | 
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| 62 | GDCLASS(OpenXRInteractionProfileMetadata, Object); | 
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| 63 |  | 
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| 64 | public: | 
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| 65 | struct TopLevelPath { | 
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| 66 | String display_name; // User friendly display name (i.e. Left controller) | 
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| 67 | String openxr_path; // Path in OpenXR (i.e. /user/hand/left) | 
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| 68 | String openxr_extension_name; // If set, only available if extension is enabled (i.e. XR_HTCX_vive_tracker_interaction) | 
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| 69 | }; | 
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| 70 |  | 
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| 71 | struct IOPath { | 
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| 72 | String display_name; // User friendly display name (i.e. Grip pose (left controller)) | 
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| 73 | String top_level_path; // Top level path identifying the usage of the device in relation to this input/output | 
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| 74 | String openxr_path; // Path in OpenXR (i.e. /user/hand/left/input/grip/pose) | 
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| 75 | String openxr_extension_name; // If set, only available if extension is enabled (i.e. XR_EXT_palm_pose) | 
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| 76 | OpenXRAction::ActionType action_type; // Type of input/output | 
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| 77 | }; | 
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| 78 |  | 
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| 79 | struct InteractionProfile { | 
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| 80 | String display_name; // User friendly display name (i.e. Simple controller) | 
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| 81 | String openxr_path; // Path in OpenXR (i.e. /interaction_profiles/khr/simple_controller) | 
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| 82 | String openxr_extension_name; // If set, only available if extension is enabled (i.e. XR_HTCX_vive_tracker_interaction) | 
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| 83 | Vector<IOPath> io_paths; // Inputs and outputs for this device | 
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| 84 |  | 
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| 85 | bool has_io_path(const String p_io_path) const; | 
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| 86 | const IOPath *get_io_path(const String p_io_path) const; | 
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| 87 | }; | 
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| 88 |  | 
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| 89 | private: | 
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| 90 | static OpenXRInteractionProfileMetadata *singleton; | 
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| 91 |  | 
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| 92 | HashMap<String, String> profile_renames; | 
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| 93 | Vector<TopLevelPath> top_level_paths; | 
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| 94 | Vector<InteractionProfile> interaction_profiles; | 
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| 95 |  | 
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| 96 | void _register_core_metadata(); | 
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| 97 |  | 
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| 98 | protected: | 
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| 99 | static void _bind_methods(); | 
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| 100 |  | 
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| 101 | public: | 
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| 102 | static OpenXRInteractionProfileMetadata *get_singleton() { return singleton; } | 
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| 103 |  | 
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| 104 | OpenXRInteractionProfileMetadata(); | 
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| 105 | ~OpenXRInteractionProfileMetadata(); | 
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| 106 |  | 
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| 107 | void register_profile_rename(const String &p_old_name, const String &p_new_name); | 
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| 108 | String check_profile_name(const String &p_name) const; | 
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| 109 |  | 
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| 110 | void register_top_level_path(const String &p_display_name, const String &p_openxr_path, const String &p_openxr_extension_name); | 
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| 111 | bool has_top_level_path(const String p_openxr_path) const; | 
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| 112 | String get_top_level_name(const String p_openxr_path) const; | 
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| 113 | String get_top_level_extension(const String p_openxr_path) const; | 
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| 114 |  | 
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| 115 | void register_interaction_profile(const String &p_display_name, const String &p_openxr_path, const String &p_openxr_extension_name); | 
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| 116 | bool has_interaction_profile(const String p_openxr_path) const; | 
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| 117 | String get_interaction_profile_extension(const String p_openxr_path) const; | 
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| 118 | const InteractionProfile *get_profile(const String p_openxr_path) const; | 
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| 119 | PackedStringArray get_interaction_profile_paths() const; | 
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| 120 |  | 
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| 121 | void register_io_path(const String &p_interaction_profile, const String &p_display_name, const String &p_toplevel_path, const String &p_openxr_path, const String &p_openxr_extension_name, OpenXRAction::ActionType p_action_type); | 
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| 122 | const IOPath *get_io_path(const String p_interaction_profile, const String p_io_path) const; | 
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| 123 | }; | 
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| 124 |  | 
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| 125 | #endif // OPENXR_INTERACTION_PROFILE_METADATA_H | 
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| 126 |  | 
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