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169 lines
8.7 KiB
C++
169 lines
8.7 KiB
C++
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/**************************************************************************/
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/* openxr_render_model_extension.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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#include "../openxr_uuid.h"
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#include "../util.h"
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#include "core/templates/rid_owner.h"
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#include "modules/gltf/gltf_document.h"
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#include "openxr_extension_wrapper.h"
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#include "scene/3d/node_3d.h"
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#include "servers/xr/xr_pose.h"
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#include <openxr/openxr.h>
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class OpenXRRenderModelData : public RefCounted {
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GDCLASS(OpenXRRenderModelData, RefCounted);
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private:
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Ref<GLTFDocument> gltf_document;
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Ref<GLTFState> gltf_state;
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PackedStringArray node_names;
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public:
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Ref<GLTFState> get_gltf_state() { return gltf_state; }
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bool parse_gltf_document(const PackedByteArray &p_bytes);
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Node3D *new_scene_instance();
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void set_node_names(const PackedStringArray &p_node_names);
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PackedStringArray get_node_names() const;
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const String get_node_name(uint32_t p_node_index) const;
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OpenXRRenderModelData();
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~OpenXRRenderModelData();
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};
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class OpenXRRenderModelExtension : public OpenXRExtensionWrapper {
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GDCLASS(OpenXRRenderModelExtension, OpenXRExtensionWrapper);
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protected:
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static void _bind_methods();
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public:
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static OpenXRRenderModelExtension *get_singleton();
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OpenXRRenderModelExtension();
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virtual ~OpenXRRenderModelExtension() override;
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virtual HashMap<String, bool *> get_requested_extensions() override;
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virtual void on_instance_created(const XrInstance p_instance) override;
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virtual void on_session_created(const XrSession p_session) override;
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virtual void on_instance_destroyed() override;
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virtual void on_session_destroyed() override;
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virtual bool on_event_polled(const XrEventDataBuffer &event) override;
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virtual void on_sync_actions() override;
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bool is_active() const;
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// Render model.
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bool has_render_model(RID p_render_model) const;
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RID render_model_create(XrRenderModelIdEXT p_render_model_id);
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void render_model_destroy(RID p_render_model);
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TypedArray<RID> render_model_get_all();
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Node3D *render_model_new_scene_instance(RID p_render_model) const;
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PackedStringArray render_model_get_subaction_paths(RID p_render_model);
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XrPath render_model_get_top_level_path(RID p_render_model) const;
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String render_model_get_top_level_path_as_string(RID p_render_model) const;
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XRPose::TrackingConfidence render_model_get_confidence(RID p_render_model) const;
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Transform3D render_model_get_root_transform(RID p_render_model) const;
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uint32_t render_model_get_animatable_node_count(RID p_render_model) const;
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String render_model_get_animatable_node_name(RID p_render_model, uint32_t p_index) const;
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bool render_model_is_animatable_node_visible(RID p_render_model, uint32_t p_index) const;
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Transform3D render_model_get_animatable_node_transform(RID p_render_model, uint32_t p_index) const;
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private:
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static OpenXRRenderModelExtension *singleton;
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// Related extensions.
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bool uuid_ext = false;
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bool render_model_ext = false;
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bool interaction_render_model_ext = false;
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// XrSync status
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bool xr_sync_has_run = false;
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// Interaction data.
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bool _interaction_data_dirty = true;
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HashMap<XrRenderModelIdEXT, RID> interaction_render_models;
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void _clear_interaction_data();
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bool _update_interaction_data();
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// Render model.
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Vector<XrPath> toplevel_paths;
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struct RenderModel {
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XrRenderModelIdEXT xr_render_model_id = XR_NULL_RENDER_MODEL_ID_EXT;
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XrRenderModelEXT xr_render_model = XR_NULL_HANDLE;
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uint32_t animatable_node_count = 0;
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Ref<OpenXRRenderModelData> render_model_data;
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XrSpace xr_space = XR_NULL_HANDLE;
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XRPose::TrackingConfidence confidence = XRPose::TrackingConfidence::XR_TRACKING_CONFIDENCE_NONE;
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Transform3D root_transform;
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LocalVector<XrRenderModelNodeStateEXT> node_states;
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XrPath top_level_path = XR_NULL_PATH;
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};
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mutable RID_Owner<RenderModel, true> render_model_owner;
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// GLTF asset cache
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HashMap<XrUuidEXT, Ref<OpenXRRenderModelData>, HashMapHasherXrUuidEXT> render_model_data_cache;
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Ref<OpenXRRenderModelData> _get_render_model_data(XrUuidEXT p_cache_id, uint32_t p_animatable_node_count);
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Ref<OpenXRRenderModelData> _load_asset(XrRenderModelAssetEXT p_asset, uint32_t p_animatable_node_count);
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void _clear_render_model_data();
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// GDScript/GDExtension passthroughs
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RID _render_model_create(uint64_t p_render_model_id);
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// OpenXR API call wrappers
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EXT_PROTO_XRRESULT_FUNC3(xrCreateRenderModelEXT, (XrSession), session, (const XrRenderModelCreateInfoEXT *), createInfo, (XrRenderModelEXT *), renderModel);
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EXT_PROTO_XRRESULT_FUNC1(xrDestroyRenderModelEXT, (XrRenderModelEXT), renderModel);
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EXT_PROTO_XRRESULT_FUNC3(xrGetRenderModelPropertiesEXT, (XrRenderModelEXT), renderModel, (const XrRenderModelPropertiesGetInfoEXT *), getInfo, (XrRenderModelPropertiesEXT *), properties);
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EXT_PROTO_XRRESULT_FUNC3(xrCreateRenderModelSpaceEXT, (XrSession), session, (const XrRenderModelSpaceCreateInfoEXT *), createInfo, (XrSpace *), space);
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EXT_PROTO_XRRESULT_FUNC3(xrCreateRenderModelAssetEXT, (XrSession), session, (const XrRenderModelAssetCreateInfoEXT *), createInfo, (XrRenderModelAssetEXT *), asset);
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EXT_PROTO_XRRESULT_FUNC1(xrDestroyRenderModelAssetEXT, (XrRenderModelAssetEXT), asset);
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EXT_PROTO_XRRESULT_FUNC3(xrGetRenderModelAssetDataEXT, (XrRenderModelAssetEXT), asset, (const XrRenderModelAssetDataGetInfoEXT *), getInfo, (XrRenderModelAssetDataEXT *), buffer);
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EXT_PROTO_XRRESULT_FUNC3(xrGetRenderModelAssetPropertiesEXT, (XrRenderModelAssetEXT), asset, (const XrRenderModelAssetPropertiesGetInfoEXT *), getInfo, (XrRenderModelAssetPropertiesEXT *), properties);
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EXT_PROTO_XRRESULT_FUNC3(xrGetRenderModelStateEXT, (XrRenderModelEXT), renderModel, (const XrRenderModelStateGetInfoEXT *), getInfo, (XrRenderModelStateEXT *), state);
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EXT_PROTO_XRRESULT_FUNC5(xrEnumerateInteractionRenderModelIdsEXT, (XrSession), session, (const XrInteractionRenderModelIdsEnumerateInfoEXT *), getInfo, (uint32_t), renderModelIdCapacityInput, (uint32_t *), renderModelIdCountOutput, (XrRenderModelIdEXT *), renderModelIds);
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EXT_PROTO_XRRESULT_FUNC5(xrEnumerateRenderModelSubactionPathsEXT, (XrRenderModelEXT), renderModel, (const XrInteractionRenderModelSubactionPathInfoEXT *), info, (uint32_t), pathCapacityInput, (uint32_t *), pathCountOutput, (XrPath *), paths);
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EXT_PROTO_XRRESULT_FUNC3(xrGetRenderModelPoseTopLevelUserPathEXT, (XrRenderModelEXT), renderModel, (const XrInteractionRenderModelTopLevelUserPathGetInfoEXT *), info, (XrPath *), topLevelUserPath);
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EXT_PROTO_XRRESULT_FUNC4(xrLocateSpace, (XrSpace), space, (XrSpace), baseSpace, (XrTime), time, (XrSpaceLocation *), location);
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EXT_PROTO_XRRESULT_FUNC1(xrDestroySpace, (XrSpace), space);
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EXT_PROTO_XRRESULT_FUNC5(xrPathToString, (XrInstance), instance, (XrPath), path, (uint32_t), bufferCapacityInput, (uint32_t *), bufferCountOutput, (char *), buffer);
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};
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