Files
workinf_Blender_Wasm/blender-5.2.0/intern/ghost/intern/GHOST_XrEvent.cc
2026-08-12 04:47:48 -04:00

52 lines
1.6 KiB
C++

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