/**************************************************************************/ /* webxr_interface_js.h */ /**************************************************************************/ /* 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 */ /* 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. */ /**************************************************************************/ #ifndef WEBXR_INTERFACE_JS_H #define WEBXR_INTERFACE_JS_H #ifdef WEB_ENABLED #include "servers/xr/xr_controller_tracker.h" #include "servers/xr/xr_hand_tracker.h" #include "webxr_interface.h" /** The WebXR interface is a VR/AR interface that can be used on the web. */ namespace GLES3 { class TextureStorage; } class WebXRInterfaceJS : public WebXRInterface { GDCLASS(WebXRInterfaceJS, WebXRInterface); private: bool initialized; Ref<XRPositionalTracker> head_tracker; Transform3D head_transform; String session_mode; String required_features; String optional_features; String requested_reference_space_types; String reference_space_type; String enabled_features; XRInterface::EnvironmentBlendMode environment_blend_mode = XRInterface::XR_ENV_BLEND_MODE_OPAQUE; Size2 render_targetsize; RBMap<unsigned int, RID> texture_cache; struct Touch { bool is_touching = false; Vector2 position; } touches[5]; static constexpr uint8_t input_source_count = 16; struct InputSource { Ref<XRControllerTracker> tracker; bool active = false; TargetRayMode target_ray_mode; int touch_index = -1; } input_sources[input_source_count]; static const int WEBXR_HAND_JOINT_MAX = 25; static const int HAND_MAX = 2; Ref<XRHandTracker> hand_trackers[HAND_MAX]; RID color_texture; RID depth_texture; RID _get_color_texture(); RID _get_depth_texture(); RID _get_texture(unsigned int p_texture_id); Transform3D _js_matrix_to_transform(float *p_js_matrix); void _update_input_source(int p_input_source_id); Vector2 _get_screen_position_from_joy_vector(const Vector2 &p_joy_vector); public: virtual void is_session_supported(const String &p_session_mode) override; virtual void set_session_mode(String p_session_mode) override; virtual String get_session_mode() const override; virtual void set_required_features(String p_required_features) override; virtual String get_required_features() const override; virtual void set_optional_features(String p_optional_features) override; virtual String get_optional_features() const override; virtual void set_requested_reference_space_types(String p_requested_reference_space_types) override; virtual String get_requested_reference_space_types() const override; virtual String get_reference_space_type() const override; virtual String get_enabled_features() const override; virtual bool is_input_source_active(int p_input_source_id) const override; virtual Ref<XRControllerTracker> get_input_source_tracker(int p_input_source_id) const override; virtual TargetRayMode get_input_source_target_ray_mode(int p_input_source_id) const override; virtual String get_visibility_state() const override; virtual PackedVector3Array get_play_area() const override; virtual float get_display_refresh_rate() const override; virtual void set_display_refresh_rate(float p_refresh_rate) override; virtual Array get_available_display_refresh_rates() const override; virtual Array get_supported_environment_blend_modes() override; virtual XRInterface::EnvironmentBlendMode get_environment_blend_mode() const override; virtual bool set_environment_blend_mode(EnvironmentBlendMode p_new_environment_blend_mode) override; virtual StringName get_name() const override; virtual uint32_t get_capabilities() const override; virtual bool is_initialized() const override; virtual bool initialize() override; virtual void uninitialize() override; virtual Dictionary get_system_info() override; virtual Size2 get_render_target_size() override; virtual uint32_t get_view_count() override; virtual Transform3D get_camera_transform() override; virtual Transform3D get_transform_for_view(uint32_t p_view, const Transform3D &p_cam_transform) override; virtual Projection get_projection_for_view(uint32_t p_view, double p_aspect, double p_z_near, double p_z_far) override; virtual bool pre_draw_viewport(RID p_render_target) override; virtual Vector<BlitToScreen> post_draw_viewport(RID p_render_target, const Rect2 &p_screen_rect) override; virtual RID get_color_texture() override; virtual RID get_depth_texture() override; virtual RID get_velocity_texture() override; virtual void process() override; void _on_input_event(int p_event_type, int p_input_source_id); // Internal setters used by callbacks from Emscripten. inline void _set_reference_space_type(String p_reference_space_type) { reference_space_type = p_reference_space_type; } inline void _set_enabled_features(String p_enabled_features) { enabled_features = p_enabled_features; } void _set_environment_blend_mode(String p_blend_mode_string); WebXRInterfaceJS(); ~WebXRInterfaceJS(); private: StringName tracker_names[16] = { StringName("left_hand"), StringName("right_hand"), StringName("tracker_2"), StringName("tracker_3"), StringName("tracker_4"), StringName("tracker_5"), StringName("tracker_6"), StringName("tracker_7"), StringName("tracker_8"), StringName("tracker_9"), StringName("tracker_10"), StringName("tracker_11"), StringName("tracker_12"), StringName("tracker_13"), StringName("tracker_14"), StringName("tracker_15"), }; StringName touch_names[5] = { StringName("touch_0"), StringName("touch_1"), StringName("touch_2"), StringName("touch_3"), StringName("touch_4"), }; StringName standard_axis_names[10] = { StringName("touchpad_x"), StringName("touchpad_y"), StringName("thumbstick_x"), StringName("thumbstick_y"), StringName("axis_4"), StringName("axis_5"), StringName("axis_6"), StringName("axis_7"), StringName("axis_8"), StringName("axis_9"), }; StringName standard_vector_names[2] = { StringName("touchpad"), StringName("thumbstick"), }; StringName standard_button_names[10] = { StringName("trigger_click"), StringName("grip_click"), StringName("touchpad_click"), StringName("thumbstick_click"), StringName("ax_button"), StringName("by_button"), StringName("button_6"), StringName("button_7"), StringName("button_8"), StringName("button_9"), }; StringName standard_button_pressure_names[10] = { StringName("trigger"), StringName("grip"), StringName("touchpad_click_pressure"), StringName("thumbstick_click_pressure"), StringName("ax_button_pressure"), StringName("by_button_pressure"), StringName("button_pressure_6"), StringName("button_pressure_7"), StringName("button_pressure_8"), StringName("button_pressure_9"), }; StringName unknown_button_names[10] = { StringName("button_0"), StringName("button_1"), StringName("button_2"), StringName("button_3"), StringName("button_4"), StringName("button_5"), StringName("button_6"), StringName("button_7"), StringName("button_8"), StringName("button_9"), }; StringName unknown_axis_names[10] = { StringName("axis_0"), StringName("axis_1"), StringName("axis_2"), StringName("axis_3"), StringName("axis_4"), StringName("axis_5"), StringName("axis_6"), StringName("axis_7"), StringName("axis_8"), StringName("axis_9"), }; StringName unknown_button_pressure_names[10] = { StringName("button_pressure_0"), StringName("button_pressure_1"), StringName("button_pressure_2"), StringName("button_pressure_3"), StringName("button_pressure_4"), StringName("button_pressure_5"), StringName("button_pressure_6"), StringName("button_pressure_7"), StringName("button_pressure_8"), StringName("button_pressure_9"), }; }; #endif // WEB_ENABLED #endif // WEBXR_INTERFACE_JS_H
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