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28 lines
1.3 KiB
Plaintext
28 lines
1.3 KiB
Plaintext
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%% Copyright 2024, Collabora, Ltd. and the Monado contributors
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%% SPDX-License-Identifier: BSL-1.0
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%% Out of process, D3D client API
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sequenceDiagram
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box Client Process
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participant app
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participant cc as D3D client compositor
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participant client_native as client process<br/>native compositor<br/>(IPC Stub)
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end
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box Server Process
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participant server_ipc_handler as Server IPC handler
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participant server_comp as Server xrt_compositor_native
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end
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app->>+cc: xrCreateSwapchain
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Note over cc: create images<br/>(because d3d cannot reliably import from Vulkan)
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Note over cc: export images to handles
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Note over cc: import handles to images for app
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cc->>+client_native: xrt_comp_import_swapchain(xrt_image_native[])<br/>(import handles into xrt_swapchain_native)
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client_native->>+server_ipc_handler: swapchain_import<br/>(IPC call, copies handles)
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server_ipc_handler->>+server_comp: xrt_comp_import_swapchain(xrt_image_native[])
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server_comp->>-server_ipc_handler: xrt_swapchain impl
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server_ipc_handler->>-client_native: swapchain ID (over IPC)
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client_native->>-cc: return ipc_swapchain<br/>as inner xrt_swapchain
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Note over cc: Keep reference to inner xrt_swapchain in<br>the object we create
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cc->>-app: return swapchain
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