The open source OpenXR runtime
u/builders: Add helper function to create space overseer
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src/xrt/auxiliary/util/u_builders.c
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src/xrt/auxiliary/util/u_builders.c
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// Copyright 2022, Collabora, Ltd.
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// Copyright 2022-2023, Collabora, Ltd.
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// SPDX-License-Identifier: BSL-1.0
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/*!
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* @file
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* @ingroup aux_util
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*/
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#include "xrt/xrt_prober.h"
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#include "xrt/xrt_system.h"
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#include "xrt/xrt_tracking.h"
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#include "util/u_debug.h"
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#include "util/u_builders.h"
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#include "util/u_space_overseer.h"
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DEBUG_GET_ONCE_FLOAT_OPTION(tracking_origin_offset_x, "XRT_TRACKING_ORIGIN_OFFSET_X", 0.0f)
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DEBUG_GET_ONCE_FLOAT_OPTION(tracking_origin_offset_y, "XRT_TRACKING_ORIGIN_OFFSET_Y", 0.0f)
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DEBUG_GET_ONCE_FLOAT_OPTION(tracking_origin_offset_z, "XRT_TRACKING_ORIGIN_OFFSET_Z", 0.0f)
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/*
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apply_offset(&right->tracking_origin->offset.position, global_tracking_origin_offset);
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}
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}
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void
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u_builder_create_space_overseer(struct xrt_system_devices *xsysd, struct xrt_space_overseer **out_xso)
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{
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/*
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* Tracking origins.
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*/
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struct xrt_vec3 global_tracking_origin_offset = {
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debug_get_float_option_tracking_origin_offset_x(),
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debug_get_float_option_tracking_origin_offset_y(),
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debug_get_float_option_tracking_origin_offset_z(),
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};
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u_builder_setup_tracking_origins( //
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xsysd->roles.head, //
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xsysd->roles.left, //
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xsysd->roles.right, //
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&global_tracking_origin_offset); //
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/*
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* Space overseer.
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*/
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struct u_space_overseer *uso = u_space_overseer_create();
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struct xrt_pose T_stage_local = XRT_POSE_IDENTITY;
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T_stage_local.position.y = 1.6;
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u_space_overseer_legacy_setup(uso, xsysd->xdevs, xsysd->xdev_count, xsysd->roles.head, &T_stage_local);
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*out_xso = (struct xrt_space_overseer *)uso;
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}
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src/xrt/auxiliary/util/u_builders.h
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src/xrt/auxiliary/util/u_builders.h
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// Copyright 2022, Collabora, Ltd.
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// Copyright 2022-2023, Collabora, Ltd.
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// SPDX-License-Identifier: BSL-1.0
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/*!
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* @file
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#pragma once
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#include "xrt/xrt_space.h"
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#include "xrt/xrt_prober.h"
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struct xrt_device *left,
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struct xrt_device *right,
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struct xrt_vec3 *global_tracking_origin_offset);
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/*!
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* Create a legacy space overseer, most builders probably want to have more
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* smart then this especially stand alone ones.
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*
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* @ingroup aux_util
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*/
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void
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u_builder_create_space_overseer(struct xrt_system_devices *xsysd, struct xrt_space_overseer **out_xso);
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#ifdef __cplusplus