mirror of
https://github.com/godotengine/godot
synced 2024-09-05 05:18:29 +00:00
OpenXR: Allow moving vendor passthrough extensions to GDExtension
This commit is contained in:
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commit
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@ -102,16 +102,18 @@
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Is [code]true[/code] if this interface has been initialized.
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</description>
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</method>
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<method name="is_passthrough_enabled">
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<method name="is_passthrough_enabled" is_deprecated="true">
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<return type="bool" />
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<description>
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Is [code]true[/code] if passthrough is enabled.
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[i]Deprecated.[/i] Check if [member environment_blend_mode] is [constant XRInterface.XR_ENV_BLEND_MODE_ALPHA_BLEND], instead.
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</description>
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</method>
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<method name="is_passthrough_supported">
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<method name="is_passthrough_supported" is_deprecated="true">
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<return type="bool" />
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<description>
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Is [code]true[/code] if this interface supports passthrough.
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[i]Deprecated.[/i] Check that [constant XRInterface.XR_ENV_BLEND_MODE_ALPHA_BLEND] is supported using [method get_supported_environment_blend_modes], instead.
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</description>
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</method>
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<method name="set_environment_blend_mode">
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@ -143,17 +145,19 @@
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Sets the active play area mode, will return [code]false[/code] if the mode can't be used with this interface.
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</description>
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</method>
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<method name="start_passthrough">
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<method name="start_passthrough" is_deprecated="true">
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<return type="bool" />
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<description>
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Starts passthrough, will return [code]false[/code] if passthrough couldn't be started.
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[b]Note:[/b] The viewport used for XR must have a transparent background, otherwise passthrough may not properly render.
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[i]Deprecated.[/i] Set the [member environment_blend_mode] to [constant XRInterface.XR_ENV_BLEND_MODE_ALPHA_BLEND], instead.
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</description>
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</method>
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<method name="stop_passthrough">
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<method name="stop_passthrough" is_deprecated="true">
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<return type="void" />
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<description>
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Stops passthrough.
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[i]Deprecated.[/i] Set the [member environment_blend_mode] to [constant XRInterface.XR_ENV_BLEND_MODE_OPAQUE], instead.
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</description>
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</method>
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<method name="supports_play_area_mode">
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@ -75,6 +75,12 @@
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Returns the id of the system, which is a [url=https://registry.khronos.org/OpenXR/specs/1.0/man/html/XrSystemId.html]XrSystemId[/url] cast to an integer.
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</description>
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</method>
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<method name="is_environment_blend_mode_alpha_supported">
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<return type="int" enum="OpenXRAPIExtension.OpenXRAlphaBlendModeSupport" />
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<description>
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Returns [enum OpenXRAPIExtension.OpenXRAlphaBlendModeSupport] denoting if [constant XRInterface.XR_ENV_BLEND_MODE_ALPHA_BLEND] is really support, emulated or not supported at all.
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</description>
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</method>
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<method name="is_initialized">
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<return type="bool" />
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<description>
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@ -94,6 +100,20 @@
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Returns [code]true[/code] if OpenXR is enabled.
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</description>
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</method>
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<method name="register_composition_layer_provider">
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<return type="void" />
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<param index="0" name="extension" type="OpenXRExtensionWrapperExtension" />
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<description>
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Registers the given extension as a composition layer provider.
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</description>
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</method>
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<method name="set_emulate_environment_blend_mode_alpha_blend">
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<return type="void" />
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<param index="0" name="enabled" type="bool" />
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<description>
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If set to [code]true[/code], an OpenXR extension is loaded which is capable of emulating the [constant XRInterface.XR_ENV_BLEND_MODE_ALPHA_BLEND] blend mode.
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</description>
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</method>
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<method name="transform_from_pose">
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<return type="Transform3D" />
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<param index="0" name="pose" type="const void*" />
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@ -101,6 +121,13 @@
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Creates a [Transform3D] from an [url=https://registry.khronos.org/OpenXR/specs/1.0/man/html/XrPosef.html]XrPosef[/url].
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</description>
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</method>
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<method name="unregister_composition_layer_provider">
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<return type="void" />
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<param index="0" name="extension" type="OpenXRExtensionWrapperExtension" />
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<description>
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Unregisters the given extension as a composition layer provider.
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</description>
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</method>
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<method name="xr_result">
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<return type="bool" />
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<param index="0" name="result" type="int" />
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@ -111,4 +138,15 @@
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</description>
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</method>
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</methods>
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<constants>
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<constant name="OPENXR_ALPHA_BLEND_MODE_SUPPORT_NONE" value="0" enum="OpenXRAlphaBlendModeSupport">
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Means that [constant XRInterface.XR_ENV_BLEND_MODE_ALPHA_BLEND] isn't supported at all.
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</constant>
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<constant name="OPENXR_ALPHA_BLEND_MODE_SUPPORT_REAL" value="1" enum="OpenXRAlphaBlendModeSupport">
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Means that [constant XRInterface.XR_ENV_BLEND_MODE_ALPHA_BLEND] is really supported.
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</constant>
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<constant name="OPENXR_ALPHA_BLEND_MODE_SUPPORT_EMULATING" value="2" enum="OpenXRAlphaBlendModeSupport">
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Means that [constant XRInterface.XR_ENV_BLEND_MODE_ALPHA_BLEND] is emulated.
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</constant>
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</constants>
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</class>
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@ -9,6 +9,12 @@
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<tutorials>
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</tutorials>
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<methods>
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<method name="_get_composition_layer" qualifiers="virtual">
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<return type="int" />
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<description>
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Returns a pointer to a [code]XrCompositionLayerBaseHeader[/code] struct to provide a composition layer. This will only be called if the extension previously registered itself with [method OpenXRAPIExtension.register_composition_layer_provider].
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</description>
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</method>
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<method name="_get_requested_extensions" qualifiers="virtual">
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<return type="Dictionary" />
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<description>
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@ -39,6 +39,7 @@ void OpenXRExtensionWrapperExtension::_bind_methods() {
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GDVIRTUAL_BIND(_set_session_create_and_get_next_pointer, "next_pointer");
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GDVIRTUAL_BIND(_set_swapchain_create_info_and_get_next_pointer, "next_pointer");
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GDVIRTUAL_BIND(_set_hand_joint_locations_and_get_next_pointer, "hand_index", "next_pointer");
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GDVIRTUAL_BIND(_get_composition_layer);
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GDVIRTUAL_BIND(_on_register_metadata);
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GDVIRTUAL_BIND(_on_before_instance_created);
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GDVIRTUAL_BIND(_on_instance_created, "instance");
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@ -128,6 +129,16 @@ void *OpenXRExtensionWrapperExtension::set_hand_joint_locations_and_get_next_poi
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return nullptr;
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}
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XrCompositionLayerBaseHeader *OpenXRExtensionWrapperExtension::get_composition_layer() {
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uint64_t pointer;
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if (GDVIRTUAL_CALL(_get_composition_layer, pointer)) {
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return reinterpret_cast<XrCompositionLayerBaseHeader *>(pointer);
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}
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return nullptr;
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}
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void OpenXRExtensionWrapperExtension::on_register_metadata() {
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GDVIRTUAL_CALL(_on_register_metadata);
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}
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@ -39,7 +39,7 @@
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#include "core/os/thread_safe.h"
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#include "core/variant/native_ptr.h"
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class OpenXRExtensionWrapperExtension : public Object, OpenXRExtensionWrapper {
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class OpenXRExtensionWrapperExtension : public Object, public OpenXRExtensionWrapper, public OpenXRCompositionLayerProvider {
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GDCLASS(OpenXRExtensionWrapperExtension, Object);
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protected:
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@ -59,6 +59,7 @@ public:
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virtual void *set_session_create_and_get_next_pointer(void *p_next_pointer) override;
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virtual void *set_swapchain_create_info_and_get_next_pointer(void *p_next_pointer) override;
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virtual void *set_hand_joint_locations_and_get_next_pointer(int p_hand_index, void *p_next_pointer) override;
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virtual XrCompositionLayerBaseHeader *get_composition_layer() override;
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//TODO workaround as GDExtensionPtr<void> return type results in build error in godot-cpp
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GDVIRTUAL1R(uint64_t, _set_system_properties_and_get_next_pointer, GDExtensionPtr<void>);
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@ -66,6 +67,7 @@ public:
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GDVIRTUAL1R(uint64_t, _set_session_create_and_get_next_pointer, GDExtensionPtr<void>);
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GDVIRTUAL1R(uint64_t, _set_swapchain_create_info_and_get_next_pointer, GDExtensionPtr<void>);
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GDVIRTUAL2R(uint64_t, _set_hand_joint_locations_and_get_next_pointer, int, GDExtensionPtr<void>);
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GDVIRTUAL0R(uint64_t, _get_composition_layer);
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virtual void on_register_metadata() override;
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virtual void on_before_instance_created() override;
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@ -1,246 +0,0 @@
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/**************************************************************************/
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/* openxr_fb_passthrough_extension_wrapper.cpp */
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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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#include "openxr_fb_passthrough_extension_wrapper.h"
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#include "core/os/os.h"
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#include "scene/main/viewport.h"
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#include "scene/main/window.h"
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using namespace godot;
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OpenXRFbPassthroughExtensionWrapper *OpenXRFbPassthroughExtensionWrapper::singleton = nullptr;
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OpenXRFbPassthroughExtensionWrapper *OpenXRFbPassthroughExtensionWrapper::get_singleton() {
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return singleton;
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}
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OpenXRFbPassthroughExtensionWrapper::OpenXRFbPassthroughExtensionWrapper() {
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singleton = this;
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}
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OpenXRFbPassthroughExtensionWrapper::~OpenXRFbPassthroughExtensionWrapper() {
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cleanup();
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}
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HashMap<String, bool *> OpenXRFbPassthroughExtensionWrapper::get_requested_extensions() {
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HashMap<String, bool *> request_extensions;
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request_extensions[XR_FB_PASSTHROUGH_EXTENSION_NAME] = &fb_passthrough_ext;
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request_extensions[XR_FB_TRIANGLE_MESH_EXTENSION_NAME] = &fb_triangle_mesh_ext;
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return request_extensions;
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}
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void OpenXRFbPassthroughExtensionWrapper::cleanup() {
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fb_passthrough_ext = false;
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fb_triangle_mesh_ext = false;
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}
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Viewport *OpenXRFbPassthroughExtensionWrapper::get_main_viewport() {
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MainLoop *main_loop = OS::get_singleton()->get_main_loop();
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if (!main_loop) {
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print_error("Unable to retrieve main loop");
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return nullptr;
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}
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SceneTree *scene_tree = Object::cast_to<SceneTree>(main_loop);
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if (!scene_tree) {
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print_error("Unable to retrieve scene tree");
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return nullptr;
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}
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Viewport *viewport = scene_tree->get_root()->get_viewport();
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return viewport;
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}
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void OpenXRFbPassthroughExtensionWrapper::on_instance_created(const XrInstance instance) {
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if (fb_passthrough_ext) {
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bool result = initialize_fb_passthrough_extension(instance);
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if (!result) {
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print_error("Failed to initialize fb_passthrough extension");
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fb_passthrough_ext = false;
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}
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}
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if (fb_triangle_mesh_ext) {
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bool result = initialize_fb_triangle_mesh_extension(instance);
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if (!result) {
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print_error("Failed to initialize fb_triangle_mesh extension");
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fb_triangle_mesh_ext = false;
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}
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}
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if (fb_passthrough_ext) {
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OpenXRAPI::get_singleton()->register_composition_layer_provider(this);
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}
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}
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bool OpenXRFbPassthroughExtensionWrapper::is_passthrough_enabled() {
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return fb_passthrough_ext && passthrough_handle != XR_NULL_HANDLE && passthrough_layer != XR_NULL_HANDLE;
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}
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bool OpenXRFbPassthroughExtensionWrapper::start_passthrough() {
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if (passthrough_handle == XR_NULL_HANDLE) {
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return false;
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}
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if (is_passthrough_enabled()) {
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return true;
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}
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// Start the passthrough feature
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XrResult result = xrPassthroughStartFB(passthrough_handle);
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if (!is_valid_passthrough_result(result, "Failed to start passthrough")) {
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stop_passthrough();
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return false;
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}
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// Create the passthrough layer
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XrPassthroughLayerCreateInfoFB passthrough_layer_config = {
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XR_TYPE_PASSTHROUGH_LAYER_CREATE_INFO_FB,
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nullptr,
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passthrough_handle,
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XR_PASSTHROUGH_IS_RUNNING_AT_CREATION_BIT_FB,
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XR_PASSTHROUGH_LAYER_PURPOSE_RECONSTRUCTION_FB,
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};
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result = xrCreatePassthroughLayerFB(OpenXRAPI::get_singleton()->get_session(), &passthrough_layer_config, &passthrough_layer);
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if (!is_valid_passthrough_result(result, "Failed to create the passthrough layer")) {
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stop_passthrough();
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return false;
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}
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// Check if the the viewport has transparent background
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Viewport *viewport = get_main_viewport();
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if (viewport && !viewport->has_transparent_background()) {
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print_error("Main viewport doesn't have transparent background! Passthrough may not properly render.");
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}
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return true;
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}
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void OpenXRFbPassthroughExtensionWrapper::on_session_created(const XrSession session) {
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if (fb_passthrough_ext) {
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// Create the passthrough feature and start it.
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XrPassthroughCreateInfoFB passthrough_create_info = {
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XR_TYPE_PASSTHROUGH_CREATE_INFO_FB,
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nullptr,
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0,
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};
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XrResult result = xrCreatePassthroughFB(OpenXRAPI::get_singleton()->get_session(), &passthrough_create_info, &passthrough_handle);
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if (!OpenXRAPI::get_singleton()->xr_result(result, "Failed to create passthrough")) {
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passthrough_handle = XR_NULL_HANDLE;
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return;
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}
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}
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}
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XrCompositionLayerBaseHeader *OpenXRFbPassthroughExtensionWrapper::get_composition_layer() {
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if (is_passthrough_enabled()) {
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composition_passthrough_layer.layerHandle = passthrough_layer;
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return (XrCompositionLayerBaseHeader *)&composition_passthrough_layer;
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} else {
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return nullptr;
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}
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}
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void OpenXRFbPassthroughExtensionWrapper::stop_passthrough() {
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if (!fb_passthrough_ext) {
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return;
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}
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XrResult result;
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if (passthrough_layer != XR_NULL_HANDLE) {
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// Destroy the layer
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result = xrDestroyPassthroughLayerFB(passthrough_layer);
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OpenXRAPI::get_singleton()->xr_result(result, "Unable to destroy passthrough layer");
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passthrough_layer = XR_NULL_HANDLE;
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}
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if (passthrough_handle != XR_NULL_HANDLE) {
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result = xrPassthroughPauseFB(passthrough_handle);
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OpenXRAPI::get_singleton()->xr_result(result, "Unable to stop passthrough feature");
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}
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}
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void OpenXRFbPassthroughExtensionWrapper::on_session_destroyed() {
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if (fb_passthrough_ext) {
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stop_passthrough();
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XrResult result;
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if (passthrough_handle != XR_NULL_HANDLE) {
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result = xrDestroyPassthroughFB(passthrough_handle);
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OpenXRAPI::get_singleton()->xr_result(result, "Unable to destroy passthrough feature");
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passthrough_handle = XR_NULL_HANDLE;
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}
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}
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}
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void OpenXRFbPassthroughExtensionWrapper::on_instance_destroyed() {
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if (fb_passthrough_ext) {
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OpenXRAPI::get_singleton()->unregister_composition_layer_provider(this);
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}
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cleanup();
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}
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bool OpenXRFbPassthroughExtensionWrapper::initialize_fb_passthrough_extension(const XrInstance p_instance) {
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ERR_FAIL_NULL_V(OpenXRAPI::get_singleton(), false);
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EXT_INIT_XR_FUNC_V(xrCreatePassthroughFB);
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EXT_INIT_XR_FUNC_V(xrDestroyPassthroughFB);
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EXT_INIT_XR_FUNC_V(xrPassthroughStartFB);
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EXT_INIT_XR_FUNC_V(xrPassthroughPauseFB);
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EXT_INIT_XR_FUNC_V(xrCreatePassthroughLayerFB);
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EXT_INIT_XR_FUNC_V(xrDestroyPassthroughLayerFB);
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EXT_INIT_XR_FUNC_V(xrPassthroughLayerPauseFB);
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EXT_INIT_XR_FUNC_V(xrPassthroughLayerResumeFB);
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EXT_INIT_XR_FUNC_V(xrPassthroughLayerSetStyleFB);
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EXT_INIT_XR_FUNC_V(xrCreateGeometryInstanceFB);
|
||||
EXT_INIT_XR_FUNC_V(xrDestroyGeometryInstanceFB);
|
||||
EXT_INIT_XR_FUNC_V(xrGeometryInstanceSetTransformFB);
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
bool OpenXRFbPassthroughExtensionWrapper::initialize_fb_triangle_mesh_extension(const XrInstance p_instance) {
|
||||
ERR_FAIL_NULL_V(OpenXRAPI::get_singleton(), false);
|
||||
|
||||
EXT_INIT_XR_FUNC_V(xrCreateTriangleMeshFB);
|
||||
EXT_INIT_XR_FUNC_V(xrDestroyTriangleMeshFB);
|
||||
EXT_INIT_XR_FUNC_V(xrTriangleMeshGetVertexBufferFB);
|
||||
EXT_INIT_XR_FUNC_V(xrTriangleMeshGetIndexBufferFB);
|
||||
EXT_INIT_XR_FUNC_V(xrTriangleMeshBeginUpdateFB);
|
||||
EXT_INIT_XR_FUNC_V(xrTriangleMeshEndUpdateFB);
|
||||
EXT_INIT_XR_FUNC_V(xrTriangleMeshBeginVertexBufferUpdateFB);
|
||||
EXT_INIT_XR_FUNC_V(xrTriangleMeshEndVertexBufferUpdateFB);
|
||||
|
||||
return true;
|
||||
}
|
|
@ -1,231 +0,0 @@
|
|||
/**************************************************************************/
|
||||
/* openxr_fb_passthrough_extension_wrapper.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 OPENXR_FB_PASSTHROUGH_EXTENSION_WRAPPER_H
|
||||
#define OPENXR_FB_PASSTHROUGH_EXTENSION_WRAPPER_H
|
||||
|
||||
#include "../openxr_api.h"
|
||||
#include "../util.h"
|
||||
#include "openxr_composition_layer_provider.h"
|
||||
#include "openxr_extension_wrapper.h"
|
||||
|
||||
#include <map>
|
||||
|
||||
class Viewport;
|
||||
|
||||
// Wrapper for the set of Facebook XR passthrough extensions.
|
||||
class OpenXRFbPassthroughExtensionWrapper : public OpenXRExtensionWrapper, public OpenXRCompositionLayerProvider {
|
||||
public:
|
||||
OpenXRFbPassthroughExtensionWrapper();
|
||||
~OpenXRFbPassthroughExtensionWrapper();
|
||||
|
||||
virtual HashMap<String, bool *> get_requested_extensions() override;
|
||||
|
||||
void on_instance_created(const XrInstance instance) override;
|
||||
|
||||
void on_session_created(const XrSession session) override;
|
||||
|
||||
void on_session_destroyed() override;
|
||||
|
||||
void on_instance_destroyed() override;
|
||||
|
||||
XrCompositionLayerBaseHeader *get_composition_layer() override;
|
||||
|
||||
bool is_passthrough_supported() {
|
||||
return fb_passthrough_ext;
|
||||
}
|
||||
|
||||
bool is_passthrough_enabled();
|
||||
|
||||
bool start_passthrough();
|
||||
|
||||
void stop_passthrough();
|
||||
|
||||
static OpenXRFbPassthroughExtensionWrapper *get_singleton();
|
||||
|
||||
private:
|
||||
// Create a passthrough feature
|
||||
EXT_PROTO_XRRESULT_FUNC3(xrCreatePassthroughFB,
|
||||
(XrSession), session,
|
||||
(const XrPassthroughCreateInfoFB *), create_info,
|
||||
(XrPassthroughFB *), feature_out)
|
||||
|
||||
// Destroy a previously created passthrough feature
|
||||
EXT_PROTO_XRRESULT_FUNC1(xrDestroyPassthroughFB, (XrPassthroughFB), feature)
|
||||
|
||||
//*** Passthrough feature state management functions *********
|
||||
// Start the passthrough feature
|
||||
EXT_PROTO_XRRESULT_FUNC1(xrPassthroughStartFB, (XrPassthroughFB), passthrough)
|
||||
// Pause the passthrough feature
|
||||
EXT_PROTO_XRRESULT_FUNC1(xrPassthroughPauseFB, (XrPassthroughFB), passthrough)
|
||||
|
||||
EXT_PROTO_XRRESULT_FUNC3(xrCreatePassthroughLayerFB, (XrSession), session,
|
||||
(const XrPassthroughLayerCreateInfoFB *), config,
|
||||
(XrPassthroughLayerFB *), layer_out)
|
||||
|
||||
EXT_PROTO_XRRESULT_FUNC1(xrDestroyPassthroughLayerFB, (XrPassthroughLayerFB), layer)
|
||||
|
||||
EXT_PROTO_XRRESULT_FUNC1(xrPassthroughLayerPauseFB, (XrPassthroughLayerFB), layer)
|
||||
EXT_PROTO_XRRESULT_FUNC1(xrPassthroughLayerResumeFB, (XrPassthroughLayerFB), layer)
|
||||
|
||||
// Set the style of an existing passthrough layer. If the enabled feature set
|
||||
// doesn’t change, this is a lightweight operation that can be called in every
|
||||
// frame to animate the style. Changes that may incur a bigger cost:
|
||||
// - Enabling/disabling the color mapping, or changing the type of mapping
|
||||
// (monochromatic to RGBA or back).
|
||||
// - Changing `textureOpacityFactor` from 0 to non-zero or vice versa
|
||||
// - Changing `edgeColor[3]` from 0 to non-zero or vice versa
|
||||
// NOTE: For XR_FB_passthrough, all color values are treated as linear.
|
||||
EXT_PROTO_XRRESULT_FUNC2(xrPassthroughLayerSetStyleFB,
|
||||
(XrPassthroughLayerFB), layer,
|
||||
(const XrPassthroughStyleFB *), style)
|
||||
|
||||
// Create a geometry instance to be used as a projection surface for passthrough.
|
||||
// A geometry instance assigns a triangle mesh as part of the specified layer's
|
||||
// projection surface.
|
||||
// The operation is only valid if the passthrough layer's purpose has been set to
|
||||
// `XR_PASSTHROUGH_LAYER_PURPOSE_PROJECTED_FB`. Otherwise, the call this function will
|
||||
// result in an error. In the specified layer, Passthrough will be visible where the view
|
||||
// is covered by the user-specified geometries.
|
||||
//
|
||||
// A triangle mesh object can be instantiated multiple times - in the same or different layers'
|
||||
// projection surface. Each instantiation has its own transformation, which
|
||||
// can be updated using `xrGeometryInstanceSetTransformFB`.
|
||||
EXT_PROTO_XRRESULT_FUNC3(xrCreateGeometryInstanceFB,
|
||||
(XrSession), session,
|
||||
(const XrGeometryInstanceCreateInfoFB *), create_info,
|
||||
(XrGeometryInstanceFB *), out_geometry_instance)
|
||||
|
||||
// Destroys a previously created geometry instance from passthrough rendering.
|
||||
// This removes the geometry instance from passthrough rendering.
|
||||
// The operation has no effect on other instances or the underlying mesh.
|
||||
EXT_PROTO_XRRESULT_FUNC1(xrDestroyGeometryInstanceFB, (XrGeometryInstanceFB), instance)
|
||||
|
||||
// Update the transformation of a passthrough geometry instance.
|
||||
EXT_PROTO_XRRESULT_FUNC2(xrGeometryInstanceSetTransformFB,
|
||||
(XrGeometryInstanceFB), instance,
|
||||
(const XrGeometryInstanceTransformFB *), transformation)
|
||||
|
||||
// Create a triangle mesh geometry object.
|
||||
// Depending on the behavior flags, the mesh could be created immutable (data is assigned
|
||||
// at creation and cannot be changed) or mutable (the mesh is created empty and can be updated
|
||||
// by calling begin/end update functions).
|
||||
EXT_PROTO_XRRESULT_FUNC3(xrCreateTriangleMeshFB,
|
||||
(XrSession), session,
|
||||
(const XrTriangleMeshCreateInfoFB *), create_info,
|
||||
(XrTriangleMeshFB *), out_triangle_mesh)
|
||||
|
||||
// Destroy an `XrTriangleMeshFB` object along with its data. The mesh buffers must not be
|
||||
// accessed anymore after their parent mesh object has been destroyed.
|
||||
EXT_PROTO_XRRESULT_FUNC1(xrDestroyTriangleMeshFB, (XrTriangleMeshFB), mesh)
|
||||
|
||||
// Retrieve a pointer to the vertex buffer. The vertex buffer is structured as an array of 3 floats
|
||||
// per vertex representing x, y, and z: `[x0, y0, z0, x1, y1, z1, ...]`. The size of the buffer is
|
||||
// `maxVertexCount * 3` floats. The application must call `xrTriangleMeshBeginUpdateFB` or
|
||||
// `xrTriangleMeshBeginVertexBufferUpdateFB` before making modifications to the vertex
|
||||
// buffer. The buffer location is guaranteed to remain constant over the lifecycle of the mesh
|
||||
// object.
|
||||
EXT_PROTO_XRRESULT_FUNC2(xrTriangleMeshGetVertexBufferFB,
|
||||
(XrTriangleMeshFB), mesh,
|
||||
(XrVector3f **), out_vertex_buffer)
|
||||
|
||||
// Retrieve the index buffer that defines the topology of the triangle mesh. Each triplet of
|
||||
// consecutive elements point to three vertices in the vertex buffer and thus form a triangle. The
|
||||
// size of each element is `indexElementSize` bytes, and thus the size of the buffer is
|
||||
// `maxTriangleCount * 3 * indexElementSize` bytes. The application must call
|
||||
// `xrTriangleMeshBeginUpdateFB` before making modifications to the index buffer. The buffer
|
||||
// location is guaranteed to remain constant over the lifecycle of the mesh object.
|
||||
EXT_PROTO_XRRESULT_FUNC2(xrTriangleMeshGetIndexBufferFB,
|
||||
(XrTriangleMeshFB), mesh,
|
||||
(uint32_t **), out_index_buffer)
|
||||
|
||||
// Begin updating the mesh buffer data. The application must call this function before it makes any
|
||||
// modifications to the buffers retrieved by `xrTriangleMeshGetVertexBufferFB` and
|
||||
// `xrTriangleMeshGetIndexBufferFB`. If only the vertex buffer needs to be updated,
|
||||
// `xrTriangleMeshBeginVertexBufferUpdateFB` can be used instead. To commit the
|
||||
// modifications, the application must call `xrTriangleMeshEndUpdateFB`.
|
||||
EXT_PROTO_XRRESULT_FUNC1(xrTriangleMeshBeginUpdateFB, (XrTriangleMeshFB), mesh)
|
||||
|
||||
// Signal the API that the application has finished updating the mesh buffers after a call to
|
||||
// `xrTriangleMeshBeginUpdateFB`. `vertexCount` and `triangleCount` specify the actual
|
||||
// number of primitives that make up the mesh after the update. They must be larger than zero but
|
||||
// smaller or equal to the maximum counts defined at create time. Buffer data beyond these counts
|
||||
// is ignored.
|
||||
EXT_PROTO_XRRESULT_FUNC3(xrTriangleMeshEndUpdateFB,
|
||||
(XrTriangleMeshFB), mesh,
|
||||
(uint32_t), vertexCount,
|
||||
(uint32_t), triangle_count)
|
||||
|
||||
// Update the vertex positions of a triangle mesh. Can only be called once the mesh topology has
|
||||
// been set using `xrTriangleMeshBeginUpdateFB`/`xrTriangleMeshEndUpdateFB`. The
|
||||
// vertex count is defined by the last invocation to `xrTriangleMeshEndUpdateFB`. Once the
|
||||
// modification is done, `xrTriangleMeshEndVertexBufferUpdateFB` must be called.
|
||||
EXT_PROTO_XRRESULT_FUNC2(xrTriangleMeshBeginVertexBufferUpdateFB,
|
||||
(XrTriangleMeshFB), mesh,
|
||||
(uint32_t *), out_vertex_count)
|
||||
|
||||
// Signal the API that the contents of the vertex buffer data has been updated
|
||||
// after a call to `xrTriangleMeshBeginVertexBufferUpdateFB`.
|
||||
EXT_PROTO_XRRESULT_FUNC1(xrTriangleMeshEndVertexBufferUpdateFB, (XrTriangleMeshFB), mesh)
|
||||
|
||||
bool initialize_fb_passthrough_extension(const XrInstance instance);
|
||||
|
||||
bool initialize_fb_triangle_mesh_extension(const XrInstance instance);
|
||||
|
||||
void cleanup();
|
||||
|
||||
// TODO: Temporary workaround (https://github.com/GodotVR/godot_openxr/issues/138)
|
||||
// Address a bug in the passthrough api where XR_ERROR_UNEXPECTED_STATE_PASSTHROUGH_FB is
|
||||
// returned even when the operation is valid on Meta Quest devices.
|
||||
// The issue should be addressed on that platform in OS release v37.
|
||||
inline bool is_valid_passthrough_result(XrResult result, const char *format) {
|
||||
return OpenXRAPI::get_singleton()->xr_result(result, format) || result == XR_ERROR_UNEXPECTED_STATE_PASSTHROUGH_FB;
|
||||
}
|
||||
|
||||
Viewport *get_main_viewport();
|
||||
|
||||
static OpenXRFbPassthroughExtensionWrapper *singleton;
|
||||
|
||||
bool fb_passthrough_ext = false; // required for any passthrough functionality
|
||||
bool fb_triangle_mesh_ext = false; // only use for projected passthrough
|
||||
|
||||
XrPassthroughFB passthrough_handle = XR_NULL_HANDLE;
|
||||
XrPassthroughLayerFB passthrough_layer = XR_NULL_HANDLE;
|
||||
|
||||
XrCompositionLayerPassthroughFB composition_passthrough_layer = {
|
||||
XR_TYPE_COMPOSITION_LAYER_PASSTHROUGH_FB,
|
||||
nullptr,
|
||||
XR_COMPOSITION_LAYER_BLEND_TEXTURE_SOURCE_ALPHA_BIT,
|
||||
XR_NULL_HANDLE,
|
||||
XR_NULL_HANDLE,
|
||||
};
|
||||
};
|
||||
|
||||
#endif // OPENXR_FB_PASSTHROUGH_EXTENSION_WRAPPER_H
|
|
@ -56,7 +56,6 @@
|
|||
#include "extensions/openxr_composition_layer_depth_extension.h"
|
||||
#include "extensions/openxr_fb_display_refresh_rate_extension.h"
|
||||
#include "extensions/openxr_fb_foveation_extension.h"
|
||||
#include "extensions/openxr_fb_passthrough_extension_wrapper.h"
|
||||
#include "extensions/openxr_fb_update_swapchain_extension.h"
|
||||
|
||||
#ifdef ANDROID_ENABLED
|
||||
|
@ -3099,11 +3098,30 @@ bool OpenXRAPI::is_environment_blend_mode_supported(XrEnvironmentBlendMode p_ble
|
|||
}
|
||||
|
||||
bool OpenXRAPI::set_environment_blend_mode(XrEnvironmentBlendMode p_blend_mode) {
|
||||
if (emulate_environment_blend_mode_alpha_blend && p_blend_mode == XR_ENVIRONMENT_BLEND_MODE_ALPHA_BLEND) {
|
||||
requested_environment_blend_mode = XR_ENVIRONMENT_BLEND_MODE_ALPHA_BLEND;
|
||||
environment_blend_mode = XR_ENVIRONMENT_BLEND_MODE_OPAQUE;
|
||||
return true;
|
||||
}
|
||||
// We allow setting this when not initialized and will check if it is supported when initializing.
|
||||
// After OpenXR is initialized we verify we're setting a supported blend mode.
|
||||
if (!is_initialized() || is_environment_blend_mode_supported(p_blend_mode)) {
|
||||
else if (!is_initialized() || is_environment_blend_mode_supported(p_blend_mode)) {
|
||||
requested_environment_blend_mode = p_blend_mode;
|
||||
environment_blend_mode = p_blend_mode;
|
||||
return true;
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
void OpenXRAPI::set_emulate_environment_blend_mode_alpha_blend(bool p_enabled) {
|
||||
emulate_environment_blend_mode_alpha_blend = p_enabled;
|
||||
}
|
||||
|
||||
OpenXRAPI::OpenXRAlphaBlendModeSupport OpenXRAPI::is_environment_blend_mode_alpha_blend_supported() {
|
||||
if (is_environment_blend_mode_supported(XR_ENVIRONMENT_BLEND_MODE_ALPHA_BLEND)) {
|
||||
return OPENXR_ALPHA_BLEND_MODE_SUPPORT_REAL;
|
||||
} else if (emulate_environment_blend_mode_alpha_blend) {
|
||||
return OPENXR_ALPHA_BLEND_MODE_SUPPORT_EMULATING;
|
||||
}
|
||||
return OPENXR_ALPHA_BLEND_MODE_SUPPORT_NONE;
|
||||
}
|
||||
|
|
|
@ -104,8 +104,10 @@ private:
|
|||
|
||||
// blend mode
|
||||
XrEnvironmentBlendMode environment_blend_mode = XR_ENVIRONMENT_BLEND_MODE_OPAQUE;
|
||||
XrEnvironmentBlendMode requested_environment_blend_mode = XR_ENVIRONMENT_BLEND_MODE_OPAQUE;
|
||||
uint32_t num_supported_environment_blend_modes = 0;
|
||||
XrEnvironmentBlendMode *supported_environment_blend_modes = nullptr;
|
||||
bool emulate_environment_blend_mode_alpha_blend = false;
|
||||
|
||||
// state
|
||||
XrInstance instance = XR_NULL_HANDLE;
|
||||
|
@ -428,7 +430,16 @@ public:
|
|||
const XrEnvironmentBlendMode *get_supported_environment_blend_modes(uint32_t &count);
|
||||
bool is_environment_blend_mode_supported(XrEnvironmentBlendMode p_blend_mode) const;
|
||||
bool set_environment_blend_mode(XrEnvironmentBlendMode p_blend_mode);
|
||||
XrEnvironmentBlendMode get_environment_blend_mode() const { return environment_blend_mode; }
|
||||
XrEnvironmentBlendMode get_environment_blend_mode() const { return requested_environment_blend_mode; }
|
||||
|
||||
enum OpenXRAlphaBlendModeSupport {
|
||||
OPENXR_ALPHA_BLEND_MODE_SUPPORT_NONE = 0,
|
||||
OPENXR_ALPHA_BLEND_MODE_SUPPORT_REAL = 1,
|
||||
OPENXR_ALPHA_BLEND_MODE_SUPPORT_EMULATING = 2,
|
||||
};
|
||||
|
||||
void set_emulate_environment_blend_mode_alpha_blend(bool p_enabled);
|
||||
OpenXRAlphaBlendModeSupport is_environment_blend_mode_alpha_blend_supported();
|
||||
|
||||
OpenXRAPI();
|
||||
~OpenXRAPI();
|
||||
|
|
|
@ -30,6 +30,8 @@
|
|||
|
||||
#include "openxr_api_extension.h"
|
||||
|
||||
#include "extensions/openxr_extension_wrapper_extension.h"
|
||||
|
||||
void OpenXRAPIExtension::_bind_methods() {
|
||||
ClassDB::bind_method(D_METHOD("get_instance"), &OpenXRAPIExtension::get_instance);
|
||||
ClassDB::bind_method(D_METHOD("get_system_id"), &OpenXRAPIExtension::get_system_id);
|
||||
|
@ -48,6 +50,16 @@ void OpenXRAPIExtension::_bind_methods() {
|
|||
ClassDB::bind_method(D_METHOD("get_play_space"), &OpenXRAPIExtension::get_play_space);
|
||||
ClassDB::bind_method(D_METHOD("get_next_frame_time"), &OpenXRAPIExtension::get_next_frame_time);
|
||||
ClassDB::bind_method(D_METHOD("can_render"), &OpenXRAPIExtension::can_render);
|
||||
|
||||
ClassDB::bind_method(D_METHOD("register_composition_layer_provider", "extension"), &OpenXRAPIExtension::register_composition_layer_provider);
|
||||
ClassDB::bind_method(D_METHOD("unregister_composition_layer_provider", "extension"), &OpenXRAPIExtension::unregister_composition_layer_provider);
|
||||
|
||||
ClassDB::bind_method(D_METHOD("set_emulate_environment_blend_mode_alpha_blend", "enabled"), &OpenXRAPIExtension::set_emulate_environment_blend_mode_alpha_blend);
|
||||
ClassDB::bind_method(D_METHOD("is_environment_blend_mode_alpha_supported"), &OpenXRAPIExtension::is_environment_blend_mode_alpha_blend_supported);
|
||||
|
||||
BIND_ENUM_CONSTANT(OPENXR_ALPHA_BLEND_MODE_SUPPORT_NONE);
|
||||
BIND_ENUM_CONSTANT(OPENXR_ALPHA_BLEND_MODE_SUPPORT_REAL);
|
||||
BIND_ENUM_CONSTANT(OPENXR_ALPHA_BLEND_MODE_SUPPORT_EMULATING);
|
||||
}
|
||||
|
||||
uint64_t OpenXRAPIExtension::get_instance() {
|
||||
|
@ -126,5 +138,25 @@ bool OpenXRAPIExtension::can_render() {
|
|||
return OpenXRAPI::get_singleton()->can_render();
|
||||
}
|
||||
|
||||
void OpenXRAPIExtension::register_composition_layer_provider(OpenXRExtensionWrapperExtension *p_extension) {
|
||||
ERR_FAIL_NULL(OpenXRAPI::get_singleton());
|
||||
OpenXRAPI::get_singleton()->register_composition_layer_provider(p_extension);
|
||||
}
|
||||
|
||||
void OpenXRAPIExtension::unregister_composition_layer_provider(OpenXRExtensionWrapperExtension *p_extension) {
|
||||
ERR_FAIL_NULL(OpenXRAPI::get_singleton());
|
||||
OpenXRAPI::get_singleton()->unregister_composition_layer_provider(p_extension);
|
||||
}
|
||||
|
||||
void OpenXRAPIExtension::set_emulate_environment_blend_mode_alpha_blend(bool p_enabled) {
|
||||
ERR_FAIL_NULL(OpenXRAPI::get_singleton());
|
||||
OpenXRAPI::get_singleton()->set_emulate_environment_blend_mode_alpha_blend(p_enabled);
|
||||
}
|
||||
|
||||
OpenXRAPIExtension::OpenXRAlphaBlendModeSupport OpenXRAPIExtension::is_environment_blend_mode_alpha_blend_supported() {
|
||||
ERR_FAIL_NULL_V(OpenXRAPI::get_singleton(), OPENXR_ALPHA_BLEND_MODE_SUPPORT_NONE);
|
||||
return (OpenXRAPIExtension::OpenXRAlphaBlendModeSupport)OpenXRAPI::get_singleton()->is_environment_blend_mode_alpha_blend_supported();
|
||||
}
|
||||
|
||||
OpenXRAPIExtension::OpenXRAPIExtension() {
|
||||
}
|
||||
|
|
|
@ -38,6 +38,8 @@
|
|||
#include "core/os/thread_safe.h"
|
||||
#include "core/variant/native_ptr.h"
|
||||
|
||||
class OpenXRExtensionWrapperExtension;
|
||||
|
||||
class OpenXRAPIExtension : public RefCounted {
|
||||
GDCLASS(OpenXRAPIExtension, RefCounted);
|
||||
|
||||
|
@ -70,7 +72,21 @@ public:
|
|||
int64_t get_next_frame_time();
|
||||
bool can_render();
|
||||
|
||||
void register_composition_layer_provider(OpenXRExtensionWrapperExtension *p_extension);
|
||||
void unregister_composition_layer_provider(OpenXRExtensionWrapperExtension *p_extension);
|
||||
|
||||
enum OpenXRAlphaBlendModeSupport {
|
||||
OPENXR_ALPHA_BLEND_MODE_SUPPORT_NONE = 0,
|
||||
OPENXR_ALPHA_BLEND_MODE_SUPPORT_REAL = 1,
|
||||
OPENXR_ALPHA_BLEND_MODE_SUPPORT_EMULATING = 2,
|
||||
};
|
||||
|
||||
void set_emulate_environment_blend_mode_alpha_blend(bool p_enabled);
|
||||
OpenXRAlphaBlendModeSupport is_environment_blend_mode_alpha_blend_supported();
|
||||
|
||||
OpenXRAPIExtension();
|
||||
};
|
||||
|
||||
VARIANT_ENUM_CAST(OpenXRAPIExtension::OpenXRAlphaBlendModeSupport);
|
||||
|
||||
#endif // OPENXR_API_EXTENSION_H
|
||||
|
|
|
@ -1152,21 +1152,19 @@ void OpenXRInterface::end_frame() {
|
|||
}
|
||||
|
||||
bool OpenXRInterface::is_passthrough_supported() {
|
||||
return passthrough_wrapper != nullptr && passthrough_wrapper->is_passthrough_supported();
|
||||
return get_supported_environment_blend_modes().find(XR_ENV_BLEND_MODE_ALPHA_BLEND);
|
||||
}
|
||||
|
||||
bool OpenXRInterface::is_passthrough_enabled() {
|
||||
return passthrough_wrapper != nullptr && passthrough_wrapper->is_passthrough_enabled();
|
||||
return get_environment_blend_mode() == XR_ENV_BLEND_MODE_ALPHA_BLEND;
|
||||
}
|
||||
|
||||
bool OpenXRInterface::start_passthrough() {
|
||||
return passthrough_wrapper != nullptr && passthrough_wrapper->start_passthrough();
|
||||
return set_environment_blend_mode(XR_ENV_BLEND_MODE_ALPHA_BLEND);
|
||||
}
|
||||
|
||||
void OpenXRInterface::stop_passthrough() {
|
||||
if (passthrough_wrapper) {
|
||||
passthrough_wrapper->stop_passthrough();
|
||||
}
|
||||
set_environment_blend_mode(XR_ENV_BLEND_MODE_OPAQUE);
|
||||
}
|
||||
|
||||
Array OpenXRInterface::get_supported_environment_blend_modes() {
|
||||
|
@ -1198,6 +1196,11 @@ Array OpenXRInterface::get_supported_environment_blend_modes() {
|
|||
WARN_PRINT("Unsupported blend mode found: " + String::num_int64(int64_t(env_blend_modes[i])));
|
||||
}
|
||||
}
|
||||
|
||||
if (openxr_api->is_environment_blend_mode_alpha_blend_supported() == OpenXRAPI::OPENXR_ALPHA_BLEND_MODE_SUPPORT_EMULATING) {
|
||||
modes.push_back(XR_ENV_BLEND_MODE_ALPHA_BLEND);
|
||||
}
|
||||
|
||||
return modes;
|
||||
}
|
||||
|
||||
|
@ -1416,8 +1419,6 @@ OpenXRInterface::OpenXRInterface() {
|
|||
_set_default_pos(head_transform, 1.0, 0);
|
||||
_set_default_pos(transform_for_view[0], 1.0, 1);
|
||||
_set_default_pos(transform_for_view[1], 1.0, 2);
|
||||
|
||||
passthrough_wrapper = OpenXRFbPassthroughExtensionWrapper::get_singleton();
|
||||
}
|
||||
|
||||
OpenXRInterface::~OpenXRInterface() {
|
||||
|
|
|
@ -32,7 +32,6 @@
|
|||
#define OPENXR_INTERFACE_H
|
||||
|
||||
#include "action_map/openxr_action_map.h"
|
||||
#include "extensions/openxr_fb_passthrough_extension_wrapper.h"
|
||||
#include "extensions/openxr_hand_tracking_extension.h"
|
||||
#include "openxr_api.h"
|
||||
|
||||
|
@ -49,7 +48,6 @@ private:
|
|||
OpenXRAPI *openxr_api = nullptr;
|
||||
bool initialized = false;
|
||||
XRInterface::TrackingStatus tracking_state;
|
||||
OpenXRFbPassthroughExtensionWrapper *passthrough_wrapper = nullptr;
|
||||
|
||||
// At a minimum we need a tracker for our head
|
||||
Ref<XRPositionalTracker> head;
|
||||
|
|
|
@ -44,7 +44,6 @@
|
|||
#include "extensions/openxr_composition_layer_depth_extension.h"
|
||||
#include "extensions/openxr_eye_gaze_interaction.h"
|
||||
#include "extensions/openxr_fb_display_refresh_rate_extension.h"
|
||||
#include "extensions/openxr_fb_passthrough_extension_wrapper.h"
|
||||
#include "extensions/openxr_hand_tracking_extension.h"
|
||||
#include "extensions/openxr_htc_controller_extension.h"
|
||||
#include "extensions/openxr_htc_vive_tracker_extension.h"
|
||||
|
@ -114,7 +113,6 @@ void initialize_openxr_module(ModuleInitializationLevel p_level) {
|
|||
OpenXRAPI::register_extension_wrapper(memnew(OpenXRHTCControllerExtension));
|
||||
OpenXRAPI::register_extension_wrapper(memnew(OpenXRHTCViveTrackerExtension));
|
||||
OpenXRAPI::register_extension_wrapper(memnew(OpenXRHuaweiControllerExtension));
|
||||
OpenXRAPI::register_extension_wrapper(memnew(OpenXRFbPassthroughExtensionWrapper));
|
||||
OpenXRAPI::register_extension_wrapper(memnew(OpenXRDisplayRefreshRateExtension));
|
||||
OpenXRAPI::register_extension_wrapper(memnew(OpenXRWMRControllerExtension));
|
||||
OpenXRAPI::register_extension_wrapper(memnew(OpenXRML2ControllerExtension));
|
||||
|
|
Loading…
Reference in a new issue