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OpenXR: Add support for retrieving play area

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This commit is contained in:
Bastiaan Olij
2023-11-21 16:34:29 +11:00
parent d76c1d0e51
commit 69a41b3d39
4 changed files with 63 additions and 2 deletions
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36
modules/openxr/openxr_interface.cpp
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@@ -690,6 +690,42 @@ bool OpenXRInterface::set_play_area_mode(XRInterface::PlayAreaMode p_mode) {
return false;
}
PackedVector3Array OpenXRInterface::get_play_area() const {
XRServer *xr_server = XRServer::get_singleton();
ERR_FAIL_NULL_V(xr_server, PackedVector3Array());
PackedVector3Array arr;
Vector3 sides[4] = {
Vector3(-0.5f, 0.0f, -0.5f),
Vector3(0.5f, 0.0f, -0.5f),
Vector3(0.5f, 0.0f, 0.5f),
Vector3(-0.5f, 0.0f, 0.5f),
};
if (openxr_api != nullptr && openxr_api->is_initialized()) {
Size2 extents = openxr_api->get_play_space_bounds();
if (extents.width != 0.0 && extents.height != 0.0) {
Transform3D reference_frame = xr_server->get_reference_frame();
for (int i = 0; i < 4; i++) {
Vector3 coord = sides[i];
// Scale it up.
coord.x *= extents.width;
coord.z *= extents.height;
// Now apply our reference.
Vector3 out = reference_frame.xform(coord);
arr.push_back(out);
}
} else {
WARN_PRINT_ONCE("OpenXR: No extents available.");
}
}
return arr;
}
float OpenXRInterface::get_display_refresh_rate() const {
if (openxr_api == nullptr) {
return 0.0;