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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,100 @@ | ||
| import SwiftUI | ||
| import CompositorServices | ||
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| struct ContentStageConfiguration: CompositorLayerConfiguration { | ||
| func makeConfiguration(capabilities: LayerRenderer.Capabilities, configuration: inout LayerRenderer.Configuration) { | ||
| configuration.depthFormat = .depth32Float | ||
| configuration.colorFormat = .bgra8Unorm_srgb | ||
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| let foveationEnabled = capabilities.supportsFoveation | ||
| configuration.isFoveationEnabled = foveationEnabled | ||
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| let options: LayerRenderer.Capabilities.SupportedLayoutsOptions = foveationEnabled ? [.foveationEnabled] : [] | ||
| let supportedLayouts = capabilities.supportedLayouts(options: options) | ||
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| configuration.layout = supportedLayouts.contains(.layered) ? .layered : .dedicated | ||
| } | ||
| } | ||
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| class Renderer { | ||
| let layerRenderer: LayerRenderer | ||
| var libNativeBridge: LibNativeBridge | ||
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| init(_ layerRenderer: LayerRenderer) { | ||
| self.layerRenderer = layerRenderer | ||
| self.libNativeBridge = LibNativeBridge(layerRenderer) | ||
| } | ||
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| func startRenderLoop() { | ||
| let renderThread = Thread { | ||
| self.renderLoop() | ||
| } | ||
| renderThread.name = "Render Thread" | ||
| renderThread.start() | ||
| } | ||
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|
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| func renderLoop() { | ||
| while true { | ||
| if layerRenderer.state == .invalidated { | ||
| print("Layer is invalidated") | ||
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| libNativeBridge.shutdown() | ||
| return | ||
| } else if layerRenderer.state == .paused { | ||
| layerRenderer.waitUntilRunning() | ||
| continue | ||
| } else { | ||
| autoreleasepool { | ||
| libNativeBridge.initialize() | ||
| libNativeBridge.render() | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
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| @main | ||
| struct ExampleApp: App { | ||
| @State private var showImmersiveSpace = false | ||
| @State private var immersiveSpaceIsShown = false | ||
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| @Environment(\.openImmersiveSpace) var openImmersiveSpace | ||
| @Environment(\.dismissImmersiveSpace) var dismissImmersiveSpace | ||
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| var body: some Scene { | ||
| WindowGroup { | ||
| VStack { | ||
| Toggle("Show Immersive Space", isOn: $showImmersiveSpace) | ||
| .toggleStyle(.button) | ||
| .padding(.top, 50) | ||
| } | ||
| .onChange(of: showImmersiveSpace) { _, newValue in | ||
| Task { | ||
| if newValue { | ||
| switch await openImmersiveSpace(id: "ImmersiveSpace") { | ||
| case .opened: | ||
| immersiveSpaceIsShown = true | ||
| case .error, .userCancelled: | ||
| fallthrough | ||
| @unknown default: | ||
| immersiveSpaceIsShown = false | ||
| showImmersiveSpace = false | ||
| } | ||
| } else if immersiveSpaceIsShown { | ||
| await dismissImmersiveSpace() | ||
| immersiveSpaceIsShown = false | ||
| } | ||
| } | ||
| } | ||
|
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| } | ||
| ImmersiveSpace(id: "ImmersiveSpace") { | ||
| CompositorLayer(configuration: ContentStageConfiguration()) { layerRenderer in | ||
| let renderer = Renderer(layerRenderer) | ||
| renderer.startRenderLoop() | ||
| } | ||
| }.immersionStyle(selection: .constant(.full), in: .full) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,2 @@ | ||
| #include "LibNativeBridge.hpp" | ||
|
|
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,33 @@ | ||
| <?xml version="1.0" encoding="UTF-8"?> | ||
| <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd"> | ||
| <plist version="1.0"> | ||
| <dict> | ||
| <key>NSPhotoLibraryAddUsageDescription</key> | ||
| <string>Need photo library permission for debug code to save photo captures</string> | ||
| <key>CFBundleDevelopmentRegion</key> | ||
| <string>$(DEVELOPMENT_LANGUAGE)</string> | ||
| <key>CFBundleExecutable</key> | ||
| <string>$(EXECUTABLE_NAME)</string> | ||
| <key>CFBundleIdentifier</key> | ||
| <string>$(PRODUCT_BUNDLE_IDENTIFIER)</string> | ||
| <key>CFBundleInfoDictionaryVersion</key> | ||
| <string>6.0</string> | ||
| <key>CFBundleName</key> | ||
| <string>$(PRODUCT_NAME)</string> | ||
| <key>CFBundlePackageType</key> | ||
| <string>APPL</string> | ||
| <key>CFBundleShortVersionString</key> | ||
| <string>1.0</string> | ||
| <key>CFBundleVersion</key> | ||
| <string>1</string> | ||
| <key>UIApplicationSceneManifest</key> | ||
| <dict> | ||
| <key>UIApplicationPreferredDefaultSceneSessionRole</key> | ||
| <string>UIWindowSceneSessionRoleApplication</string> | ||
| <key>UIApplicationSupportsMultipleScenes</key> | ||
| <true/> | ||
| <key>UISceneConfigurations</key> | ||
| <dict/> | ||
| </dict> | ||
| </dict> | ||
| </plist> |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,98 @@ | ||
| #import "LibNativeBridge.hpp" | ||
| #import <Babylon/AppRuntime.h> | ||
| #import <Babylon/Graphics/Device.h> | ||
| #import <Babylon/ScriptLoader.h> | ||
| #import <Babylon/Plugins/NativeEngine.h> | ||
| #import <Babylon/Plugins/NativeInput.h> | ||
| #import <Babylon/Plugins/NativeOptimizations.h> | ||
| #import <Babylon/Polyfills/Canvas.h> | ||
| #import <Babylon/Polyfills/Console.h> | ||
| #import <Babylon/Polyfills/Window.h> | ||
| #import <Babylon/Polyfills/XMLHttpRequest.h> | ||
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| std::optional<Babylon::Graphics::Device> device{}; | ||
| std::optional<Babylon::Graphics::DeviceUpdate> update{}; | ||
| std::optional<Babylon::AppRuntime> runtime{}; | ||
| std::optional<Babylon::Polyfills::Canvas> nativeCanvas{}; | ||
| Babylon::Plugins::NativeInput* nativeInput{}; | ||
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| bool LibNativeBridge::initialize() { | ||
| if (m_initialized) { | ||
| return true; | ||
| } | ||
|
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| Babylon::Graphics::Configuration graphicsConfig{}; | ||
| graphicsConfig.Window = m_layerRenderer; | ||
| // Pass in visionOS default widht and height. | ||
| graphicsConfig.Width = static_cast<size_t>(2732); | ||
| graphicsConfig.Height = static_cast<size_t>(2048); | ||
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| device.emplace(graphicsConfig); | ||
| update.emplace(device->GetUpdate("update")); | ||
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| device->StartRenderingCurrentFrame(); | ||
| update->Start(); | ||
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| runtime.emplace(); | ||
|
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| runtime->Dispatch([](Napi::Env env) | ||
| { | ||
| device->AddToJavaScript(env); | ||
|
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| Babylon::Polyfills::Console::Initialize(env, [](const char* message, auto) { | ||
| NSLog(@"%s", message); | ||
| }); | ||
|
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| nativeCanvas.emplace(Babylon::Polyfills::Canvas::Initialize(env)); | ||
|
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| Babylon::Polyfills::Window::Initialize(env); | ||
|
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| Babylon::Polyfills::XMLHttpRequest::Initialize(env); | ||
|
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| Babylon::Plugins::NativeEngine::Initialize(env); | ||
|
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| Babylon::Plugins::NativeOptimizations::Initialize(env); | ||
|
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| nativeInput = &Babylon::Plugins::NativeInput::CreateForJavaScript(env); | ||
| }); | ||
|
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| Babylon::ScriptLoader loader{ *runtime }; | ||
| loader.LoadScript("app:///Scripts/ammo.js"); | ||
| loader.LoadScript("app:///Scripts/recast.js"); | ||
| loader.LoadScript("app:///Scripts/babylon.max.js"); | ||
| loader.LoadScript("app:///Scripts/babylonjs.loaders.js"); | ||
| loader.LoadScript("app:///Scripts/babylonjs.materials.js"); | ||
| loader.LoadScript("app:///Scripts/babylon.gui.js"); | ||
| loader.LoadScript("app:///Scripts/experience.js"); | ||
| m_initialized = true; | ||
| return true; | ||
| } | ||
|
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| void LibNativeBridge::render() { | ||
| if (device && m_initialized) | ||
| { | ||
| update->Finish(); | ||
| device->FinishRenderingCurrentFrame(); | ||
| device->StartRenderingCurrentFrame(); | ||
| update->Start(); | ||
| } | ||
| } | ||
|
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| void LibNativeBridge::shutdown() { | ||
| if (!m_initialized) { | ||
| return; | ||
| } | ||
|
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| if (device) | ||
| { | ||
| update->Finish(); | ||
| device->FinishRenderingCurrentFrame(); | ||
| } | ||
|
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| nativeInput = {}; | ||
| nativeCanvas.reset(); | ||
| runtime.reset(); | ||
| update.reset(); | ||
| device.reset(); | ||
| m_initialized = false; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,24 @@ | ||
| #ifndef BgfxAdapter_hpp | ||
| #define BgfxAdapter_hpp | ||
|
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| #include <CompositorServices/CompositorServices.h> | ||
|
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| class LibNativeBridge { | ||
| private: | ||
| bool m_initialized = false; | ||
| cp_layer_renderer_t m_layerRenderer = NULL; | ||
|
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| public: | ||
| LibNativeBridge(cp_layer_renderer_t layerRenderer) : m_layerRenderer(layerRenderer) { | ||
| } | ||
|
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| ~LibNativeBridge() { | ||
| shutdown(); | ||
| } | ||
|
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| bool initialize(void); | ||
| void shutdown(void); | ||
| void render(void); | ||
| }; | ||
|
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| #endif /* BgfxAdapter_hpp */ |
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