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u/device: Add default, no-op and not implemented function helpers

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This commit is contained in:
Jakob Bornecrantz 2023-11-15 16:05:50 +00:00
parent c24bb53dbf
commit 5d49486a8b
2 changed files with 176 additions and 2 deletions
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84
src/xrt/auxiliary/util/u_device.c
View file

@ -1,4 +1,4 @@
// Copyright 2019-2021, Collabora, Ltd.
// Copyright 2019-2023, Collabora, Ltd.
// SPDX-License-Identifier: BSL-1.0
/*!
* @file
@ -397,6 +397,13 @@ u_device_get_view_pose(const struct xrt_vec3 *eye_relation, uint32_t view_index,
*out_pose = pose;
}
/*
*
* Default implementation of functions.
*
*/
void
u_device_get_view_poses(struct xrt_device *xdev,
const struct xrt_vec3 *default_eye_relation,
@ -416,3 +423,78 @@ u_device_get_view_poses(struct xrt_device *xdev,
u_device_get_view_pose(default_eye_relation, i, &out_poses[i]);
}
}
/*
*
* No-op implementation of functions.
*
*/
void
u_device_noop_update_inputs(struct xrt_device *xdev)
{
// Empty, should only be used from a device without any inputs.
}
/*
*
* Not implemented function helpers.
*
*/
#define E(FN) U_LOG_E("Function " #FN " is not implemented for '%s'", xdev->str)
void
u_device_ni_get_hand_tracking(struct xrt_device *xdev,
enum xrt_input_name name,
uint64_t desired_timestamp_ns,
struct xrt_hand_joint_set *out_value,
uint64_t *out_timestamp_ns)
{
E(get_hand_tracking);
}
void
u_device_ni_set_output(struct xrt_device *xdev, enum xrt_output_name name, const union xrt_output_value *value)
{
E(get_hand_tracking);
}
void
u_device_ni_get_view_poses(struct xrt_device *xdev,
const struct xrt_vec3 *default_eye_relation,
uint64_t at_timestamp_ns,
uint32_t view_count,
struct xrt_space_relation *out_head_relation,
struct xrt_fov *out_fovs,
struct xrt_pose *out_poses)
{
E(get_hand_tracking);
}
bool
u_device_ni_compute_distortion(
struct xrt_device *xdev, uint32_t view, float u, float v, struct xrt_uv_triplet *out_result)
{
E(compute_distortion);
return false;
}
xrt_result_t
u_device_ni_get_visibility_mask(struct xrt_device *xdev,
enum xrt_visibility_mask_type type,
uint32_t view_index,
struct xrt_visibility_mask **out_mask)
{
E(get_visibility_mask);
return XRT_ERROR_DEVICE_FUNCTION_NOT_IMPLEMENTED;
}
bool
u_device_ni_is_form_factor_available(struct xrt_device *xdev, enum xrt_form_factor form_factor)
{
E(is_form_factor_available);
return false;
}

94
src/xrt/auxiliary/util/u_device.h
View file

@ -1,4 +1,4 @@
// Copyright 2019-2021, Collabora, Ltd.
// Copyright 2019-2023, Collabora, Ltd.
// SPDX-License-Identifier: BSL-1.0
/*!
* @file
@ -144,6 +144,13 @@ u_device_assign_xdev_roles(struct xrt_device **xdevs, size_t xdev_count, int *he
void
u_device_get_view_pose(const struct xrt_vec3 *eye_relation, uint32_t view_index, struct xrt_pose *out_pose);
/*
*
* Default implementation of functions.
*
*/
/*!
* Helper function for `get_view_poses` in a HMD driver.
*/
@ -157,6 +164,91 @@ u_device_get_view_poses(struct xrt_device *xdev,
struct xrt_pose *out_poses);
/*
*
* No-op implementation of functions.
*
*/
/*!
* Noop function for @ref xrt_device::update_inputs,
* should only be used from a device with any inputs.
*
* @ingroup aux_util
*/
void
u_device_noop_update_inputs(struct xrt_device *xdev);
/*
*
* Not implemented function helpers.
*
*/
/*!
* Not implemented function for @ref xrt_device::get_hand_tracking.
*
* @ingroup aux_util
*/
void
u_device_ni_get_hand_tracking(struct xrt_device *xdev,
enum xrt_input_name name,
uint64_t desired_timestamp_ns,
struct xrt_hand_joint_set *out_value,
uint64_t *out_timestamp_ns);
/*!
* Not implemented function for @ref xrt_device::set_output.
*
* @ingroup aux_util
*/
void
u_device_ni_set_output(struct xrt_device *xdev, enum xrt_output_name name, const union xrt_output_value *value);
/*!
* Not implemented function for @ref xrt_device::get_view_poses.
*
* @ingroup aux_util
*/
void
u_device_ni_get_view_poses(struct xrt_device *xdev,
const struct xrt_vec3 *default_eye_relation,
uint64_t at_timestamp_ns,
uint32_t view_count,
struct xrt_space_relation *out_head_relation,
struct xrt_fov *out_fovs,
struct xrt_pose *out_poses);
/*!
* Not implemented function for @ref xrt_device::compute_distortion.
*
* @ingroup aux_util
*/
bool
u_device_ni_compute_distortion(
struct xrt_device *xdev, uint32_t view, float u, float v, struct xrt_uv_triplet *out_result);
/*!
* Not implemented function for @ref xrt_device::get_visibility_mask.
*
* @ingroup aux_util
*/
xrt_result_t
u_device_ni_get_visibility_mask(struct xrt_device *xdev,
enum xrt_visibility_mask_type type,
uint32_t view_index,
struct xrt_visibility_mask **out_mask);
/*!
* Not implemented function for @ref xrt_device::is_form_factor_available.
*
* @ingroup aux_util
*/
bool
u_device_ni_is_form_factor_available(struct xrt_device *xdev, enum xrt_form_factor form_factor);
#ifdef __cplusplus
}
#endif