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/*************************************************************************/
/* xr_interface_extension.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* 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 XR_INTERFACE_EXTENSION_H
#define XR_INTERFACE_EXTENSION_H
#include "servers/xr/xr_interface.h"
class XRInterfaceExtension : public XRInterface {
GDCLASS(XRInterfaceExtension, XRInterface);
public:
private:
bool can_add_blits = false;
Vector<BlitToScreen> blits;
protected:
_THREAD_SAFE_CLASS_
static void _bind_methods();
public:
/** general interface information **/
virtual StringName get_name() const override;
virtual uint32_t get_capabilities() const override;
GDVIRTUAL0RC(StringName, _get_name);
GDVIRTUAL0RC(uint32_t, _get_capabilities);
virtual bool is_initialized() const override;
virtual bool initialize() override;
virtual void uninitialize() override;
GDVIRTUAL0RC(bool, _is_initialized);
GDVIRTUAL0R(bool, _initialize);
GDVIRTUAL0(_uninitialize);
/** input and output **/
virtual PackedStringArray get_suggested_tracker_names() const override; /* return a list of likely/suggested tracker names */
virtual PackedStringArray get_suggested_pose_names(const StringName &p_tracker_name) const override; /* return a list of likely/suggested action names for this tracker */
virtual TrackingStatus get_tracking_status() const override;
virtual void trigger_haptic_pulse(const String &p_action_name, const StringName &p_tracker_name, double p_frequency, double p_amplitude, double p_duration_sec, double p_delay_sec = 0) override;
GDVIRTUAL0RC(PackedStringArray, _get_suggested_tracker_names);
GDVIRTUAL1RC(PackedStringArray, _get_suggested_pose_names, const StringName &);
GDVIRTUAL0RC(uint32_t, _get_tracking_status);
GDVIRTUAL6(_trigger_haptic_pulse, const String &, const StringName &, double, double, double, double);
/** specific to VR **/
virtual bool supports_play_area_mode(XRInterface::PlayAreaMode p_mode) override; /* query if this interface supports this play area mode */
virtual XRInterface::PlayAreaMode get_play_area_mode() const override; /* get the current play area mode */
virtual bool set_play_area_mode(XRInterface::PlayAreaMode p_mode) override; /* change the play area mode, note that this should return false if the mode is not available */
virtual PackedVector3Array get_play_area() const override; /* if available, returns an array of vectors denoting the play area the player can move around in */
GDVIRTUAL1RC(bool, _supports_play_area_mode, XRInterface::PlayAreaMode);
GDVIRTUAL0RC(uint32_t, _get_play_area_mode);
GDVIRTUAL1RC(bool, _set_play_area_mode, uint32_t);
GDVIRTUAL0RC(PackedVector3Array, _get_play_area);
/** specific to AR **/
virtual bool get_anchor_detection_is_enabled() const override;
virtual void set_anchor_detection_is_enabled(bool p_enable) override;
virtual int get_camera_feed_id() override;
GDVIRTUAL0RC(bool, _get_anchor_detection_is_enabled);
GDVIRTUAL1(_set_anchor_detection_is_enabled, bool);
GDVIRTUAL0RC(int, _get_camera_feed_id);
/** rendering and internal **/
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 RID get_vrs_texture() override;
GDVIRTUAL0R(Size2, _get_render_target_size);
GDVIRTUAL0R(uint32_t, _get_view_count);
GDVIRTUAL0R(Transform3D, _get_camera_transform);
GDVIRTUAL2R(Transform3D, _get_transform_for_view, uint32_t, const Transform3D &);
GDVIRTUAL4R(PackedFloat64Array, _get_projection_for_view, uint32_t, double, double, double);
GDVIRTUAL0R(RID, _get_vrs_texture);
void add_blit(RID p_render_target, Rect2 p_src_rect, Rect2i p_dst_rect, bool p_use_layer = false, uint32_t p_layer = 0, bool p_apply_lens_distortion = false, Vector2 p_eye_center = Vector2(), double p_k1 = 0.0, double p_k2 = 0.0, double p_upscale = 1.0, double p_aspect_ratio = 1.0);
virtual void process() override;
virtual void pre_render() 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 void end_frame() override;
virtual void notification(int p_what) override;
GDVIRTUAL0(_process);
GDVIRTUAL0(_pre_render);
GDVIRTUAL1R(bool, _pre_draw_viewport, RID);
GDVIRTUAL2(_post_draw_viewport, RID, const Rect2 &);
GDVIRTUAL0(_end_frame);
GDVIRTUAL1(_notification, int);
/* access to some internals we need */
RID get_render_target_texture(RID p_render_target);
// RID get_render_target_depth(RID p_render_target);
};
#endif // XR_INTERFACE_EXTENSION_H
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