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264 lines
9.4 KiB
C++
264 lines
9.4 KiB
C++
/**************************************************************************/
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/* webxr_interface_js.h */
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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) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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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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#pragma once
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#ifdef WEB_ENABLED
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#include "servers/xr/xr_controller_tracker.h"
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#include "servers/xr/xr_hand_tracker.h"
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#include "webxr_interface.h"
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/**
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The WebXR interface is a VR/AR interface that can be used on the web.
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*/
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namespace GLES3 {
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class TextureStorage;
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}
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class WebXRInterfaceJS : public WebXRInterface {
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GDCLASS(WebXRInterfaceJS, WebXRInterface);
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private:
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bool initialized;
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Ref<XRPositionalTracker> head_tracker;
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Transform3D head_transform;
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String session_mode;
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String required_features;
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String optional_features;
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String requested_reference_space_types;
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String reference_space_type;
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String enabled_features;
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XRInterface::EnvironmentBlendMode environment_blend_mode = XRInterface::XR_ENV_BLEND_MODE_OPAQUE;
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Size2 render_targetsize;
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RBMap<unsigned int, RID> texture_cache;
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struct Touch {
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bool is_touching = false;
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Vector2 position;
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} touches[5];
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static constexpr uint8_t input_source_count = 16;
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struct InputSource {
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Ref<XRControllerTracker> tracker;
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bool active = false;
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TargetRayMode target_ray_mode;
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int touch_index = -1;
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} input_sources[input_source_count];
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static const int WEBXR_HAND_JOINT_MAX = 25;
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static const int HAND_MAX = 2;
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Ref<XRHandTracker> hand_trackers[HAND_MAX];
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RID color_texture;
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RID depth_texture;
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RID _get_color_texture();
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RID _get_depth_texture();
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RID _get_texture(unsigned int p_texture_id);
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Transform3D _js_matrix_to_transform(float *p_js_matrix);
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void _update_input_source(int p_input_source_id);
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Vector2 _get_screen_position_from_joy_vector(const Vector2 &p_joy_vector);
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public:
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virtual void is_session_supported(const String &p_session_mode) override;
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virtual void set_session_mode(String p_session_mode) override;
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virtual String get_session_mode() const override;
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virtual void set_required_features(String p_required_features) override;
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virtual String get_required_features() const override;
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virtual void set_optional_features(String p_optional_features) override;
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virtual String get_optional_features() const override;
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virtual void set_requested_reference_space_types(String p_requested_reference_space_types) override;
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virtual String get_requested_reference_space_types() const override;
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virtual String get_reference_space_type() const override;
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virtual String get_enabled_features() const override;
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virtual bool is_input_source_active(int p_input_source_id) const override;
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virtual Ref<XRControllerTracker> get_input_source_tracker(int p_input_source_id) const override;
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virtual TargetRayMode get_input_source_target_ray_mode(int p_input_source_id) const override;
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virtual String get_visibility_state() const override;
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virtual PackedVector3Array get_play_area() const override;
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virtual float get_display_refresh_rate() const override;
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virtual void set_display_refresh_rate(float p_refresh_rate) override;
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virtual Array get_available_display_refresh_rates() const override;
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virtual Array get_supported_environment_blend_modes() override;
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virtual XRInterface::EnvironmentBlendMode get_environment_blend_mode() const override;
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virtual bool set_environment_blend_mode(EnvironmentBlendMode p_new_environment_blend_mode) override;
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virtual StringName get_name() const override;
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virtual uint32_t get_capabilities() const override;
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virtual bool is_initialized() const override;
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virtual bool initialize() override;
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virtual void uninitialize() override;
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virtual Dictionary get_system_info() override;
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virtual Size2 get_render_target_size() override;
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virtual uint32_t get_view_count() override;
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virtual Transform3D get_camera_transform() override;
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virtual Transform3D get_transform_for_view(uint32_t p_view, const Transform3D &p_cam_transform) override;
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virtual Projection get_projection_for_view(uint32_t p_view, double p_aspect, double p_z_near, double p_z_far) override;
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virtual bool pre_draw_viewport(RID p_render_target) override;
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virtual Vector<BlitToScreen> post_draw_viewport(RID p_render_target, const Rect2 &p_screen_rect) override;
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virtual RID get_color_texture() override;
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virtual RID get_depth_texture() override;
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virtual RID get_velocity_texture() override;
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virtual void process() override;
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void _on_input_event(int p_event_type, int p_input_source_id);
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// Internal setters used by callbacks from Emscripten.
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inline void _set_reference_space_type(String p_reference_space_type) { reference_space_type = p_reference_space_type; }
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inline void _set_enabled_features(String p_enabled_features) { enabled_features = p_enabled_features; }
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void _set_environment_blend_mode(String p_blend_mode_string);
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WebXRInterfaceJS();
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~WebXRInterfaceJS();
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private:
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StringName tracker_names[16] = {
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StringName("left_hand"),
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StringName("right_hand"),
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StringName("tracker_2"),
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StringName("tracker_3"),
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StringName("tracker_4"),
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StringName("tracker_5"),
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StringName("tracker_6"),
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StringName("tracker_7"),
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StringName("tracker_8"),
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StringName("tracker_9"),
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StringName("tracker_10"),
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StringName("tracker_11"),
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StringName("tracker_12"),
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StringName("tracker_13"),
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StringName("tracker_14"),
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StringName("tracker_15"),
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};
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StringName touch_names[5] = {
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StringName("touch_0"),
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StringName("touch_1"),
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StringName("touch_2"),
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StringName("touch_3"),
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StringName("touch_4"),
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};
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StringName standard_axis_names[10] = {
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StringName("touchpad_x"),
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StringName("touchpad_y"),
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StringName("thumbstick_x"),
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StringName("thumbstick_y"),
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StringName("axis_4"),
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StringName("axis_5"),
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StringName("axis_6"),
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StringName("axis_7"),
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StringName("axis_8"),
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StringName("axis_9"),
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};
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StringName standard_vector_names[2] = {
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StringName("touchpad"),
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StringName("thumbstick"),
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};
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StringName standard_button_names[10] = {
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StringName("trigger_click"),
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StringName("grip_click"),
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StringName("touchpad_click"),
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StringName("thumbstick_click"),
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StringName("ax_button"),
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StringName("by_button"),
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StringName("button_6"),
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StringName("button_7"),
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StringName("button_8"),
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StringName("button_9"),
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};
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StringName standard_button_pressure_names[10] = {
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StringName("trigger"),
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StringName("grip"),
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StringName("touchpad_click_pressure"),
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StringName("thumbstick_click_pressure"),
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StringName("ax_button_pressure"),
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StringName("by_button_pressure"),
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StringName("button_pressure_6"),
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StringName("button_pressure_7"),
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StringName("button_pressure_8"),
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StringName("button_pressure_9"),
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};
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StringName unknown_button_names[10] = {
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StringName("button_0"),
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StringName("button_1"),
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StringName("button_2"),
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StringName("button_3"),
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StringName("button_4"),
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StringName("button_5"),
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StringName("button_6"),
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StringName("button_7"),
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StringName("button_8"),
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StringName("button_9"),
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};
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StringName unknown_axis_names[10] = {
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StringName("axis_0"),
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StringName("axis_1"),
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StringName("axis_2"),
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StringName("axis_3"),
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StringName("axis_4"),
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StringName("axis_5"),
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StringName("axis_6"),
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StringName("axis_7"),
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StringName("axis_8"),
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StringName("axis_9"),
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};
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StringName unknown_button_pressure_names[10] = {
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StringName("button_pressure_0"),
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StringName("button_pressure_1"),
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StringName("button_pressure_2"),
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StringName("button_pressure_3"),
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StringName("button_pressure_4"),
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StringName("button_pressure_5"),
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StringName("button_pressure_6"),
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StringName("button_pressure_7"),
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StringName("button_pressure_8"),
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StringName("button_pressure_9"),
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};
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};
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#endif // WEB_ENABLED
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