52 lines
1.6 KiB
C++
52 lines
1.6 KiB
C++
/* SPDX-FileCopyrightText: 2020-2023 Blender Authors
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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/** \file
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* \ingroup GHOST
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*/
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#include "GHOST_Xr-api.hh"
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#include "GHOST_XrContext.hh"
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#include "GHOST_Xr_intern.hh"
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static bool GHOST_XrEventPollNext(XrInstance instance, XrEventDataBuffer &r_event_data)
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{
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/* (Re-)initialize as required by specification. */
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r_event_data.type = XR_TYPE_EVENT_DATA_BUFFER;
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r_event_data.next = nullptr;
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return (xrPollEvent(instance, &r_event_data) == XR_SUCCESS);
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}
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GHOST_TSuccess GHOST_XrEventsHandle(GHOST_IXrContext *xr_contexthandle)
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{
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if (xr_contexthandle == nullptr) {
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return GHOST_kFailure;
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}
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GHOST_XrContext &xr_context = *static_cast<GHOST_XrContext *>(xr_contexthandle);
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XrEventDataBuffer event_buffer; /* Structure big enough to hold all possible events. */
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while (GHOST_XrEventPollNext(xr_context.getInstance(), event_buffer)) {
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XrEventDataBaseHeader *event = (XrEventDataBaseHeader *)&event_buffer;
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switch (event->type) {
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case XR_TYPE_EVENT_DATA_SESSION_STATE_CHANGED:
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xr_context.handleSessionStateChange((XrEventDataSessionStateChanged &)*event);
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return GHOST_kSuccess;
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case XR_TYPE_EVENT_DATA_INSTANCE_LOSS_PENDING:
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GHOST_XrContextDestroy(xr_contexthandle);
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return GHOST_kSuccess;
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default:
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char event_string_buf[XR_MAX_STRUCTURE_NAME_SIZE];
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xrStructureTypeToString(xr_context.getInstance(), event->type, event_string_buf);
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CLOG_INFO(
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LOG_GHOST_XR, "Unhandled OpenXR event: %s (value: %i)", event_string_buf, event->type);
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return GHOST_kFailure;
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}
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}
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return GHOST_kFailure;
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}
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