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Commit a6d1317e authored by Ryan Pavlik's avatar Ryan Pavlik
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st/oxr: Factor out more of action state updating, in a different way.

parent 1aac5a81
Pipeline #733017 passed with stages
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src/xrt/state_trackers/oxr/oxr_input.c
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......@@ -1173,34 +1173,47 @@ oxr_state_equal_vec2(const struct oxr_action_state *a, const struct oxr_action_s
{
return (a->value.vec2.x == b->value.vec2.x) && (a->value.vec2.y == b->value.vec2.y);
}
static inline void
oxr_state_update_bool(bool *active, bool *value, XrTime *timestamp, const struct oxr_action_state *new_state)
{
if (new_state->active) {
*active |= true;
*value |= new_state->value.boolean;
*timestamp = new_state->timestamp;
}
}
#define BOOL_CHECK(NAME) oxr_state_update_bool(&active, &value, &timestamp, &act_attached->NAME.current);
#define BOOL_CHECK(NAME) \
if (act_attached->NAME.current.active) { \
active |= true; \
value |= act_attached->NAME.current.value.boolean; \
timestamp = act_attached->NAME.current.timestamp; \
}
#define VEC1_CHECK(NAME) \
if (act_attached->NAME.current.active) { \
active |= true; \
if (value < act_attached->NAME.current.value.vec1.x) { \
value = act_attached->NAME.current.value.vec1.x; \
timestamp = act_attached->NAME.current.timestamp; \
} \
static inline void
oxr_state_update_vec1(bool *active, float *value, XrTime *timestamp, const struct oxr_action_state *new_state)
{
if (new_state->active) {
*active |= true;
if (*value < new_state->value.vec1.x) {
*value = new_state->value.vec1.x;
*timestamp = new_state->timestamp;
}
}
#define VEC2_CHECK(NAME) \
if (act_attached->NAME.current.active) { \
active |= true; \
float curr_x = act_attached->NAME.current.value.vec2.x; \
float curr_y = act_attached->NAME.current.value.vec2.y; \
float curr_d = curr_x * curr_x + curr_y * curr_y; \
if (distance < curr_d) { \
x = curr_x; \
y = curr_y; \
distance = curr_d; \
timestamp = act_attached->NAME.current.timestamp; \
} \
}
#define VEC1_CHECK(NAME) oxr_state_update_vec1(&active, &value, &timestamp, &act_attached->NAME.current);
static inline void
oxr_state_update_vec2(
bool *active, float *x, float *y, float *distance, XrTime *timestamp, const struct oxr_action_state *new_state)
{
if (new_state->active) {
*active |= true;
float curr_x = new_state->value.vec2.x;
float curr_y = new_state->value.vec2.y;
float curr_d = curr_x * curr_x + curr_y * curr_y;
if (*distance < curr_d) {
*x = curr_x;
*y = curr_y;
*distance = curr_d;
*timestamp = new_state->timestamp;
}
}
}
#define VEC2_CHECK(NAME) oxr_state_update_vec2(&active, &x, &y, &distance, &timestamp, &act_attached->NAME.current);
/*!
* Called during each xrSyncActions.
......@@ -1248,7 +1261,7 @@ oxr_action_attachment_update(struct oxr_logger *log,
OXR_FOR_EACH_VALID_SUBACTION_PATH(BOOL_CHECK)
act_attached->any_state.value.boolean = value;
changed = act_attached->any_state.active && !oxr_state_equal_bool(&last, &act_attached->any_state);
changed = active && !oxr_state_equal_bool(&last, &act_attached->any_state);
break;
}
case XR_ACTION_TYPE_FLOAT_INPUT: {
......@@ -1257,7 +1270,7 @@ oxr_action_attachment_update(struct oxr_logger *log,
OXR_FOR_EACH_VALID_SUBACTION_PATH(VEC1_CHECK)
act_attached->any_state.value.vec1.x = value;
changed = act_attached->any_state.active && !oxr_state_equal_vec1(&last, &act_attached->any_state);
changed = active && !oxr_state_equal_vec1(&last, &act_attached->any_state);
break;
}
case XR_ACTION_TYPE_VECTOR2F_INPUT: {
......@@ -1268,7 +1281,7 @@ oxr_action_attachment_update(struct oxr_logger *log,
act_attached->any_state.value.vec2.x = x;
act_attached->any_state.value.vec2.y = y;
changed = act_attached->any_state.active && !oxr_state_equal_vec2(&last, &act_attached->any_state);
changed = active && !oxr_state_equal_vec2(&last, &act_attached->any_state);
break;
}
default:
......@@ -1279,25 +1292,22 @@ oxr_action_attachment_update(struct oxr_logger *log,
return;
}
if (!active) {
U_ZERO(&act_attached->any_state);
} else if (last.active && changed) {
act_attached->any_state.timestamp = timestamp;
act_attached->any_state.changed = true;
act_attached->any_state.active = true;
} else if (last.active) {
act_attached->any_state.timestamp = last.timestamp;
act_attached->any_state.changed = false;
act_attached->any_state.active = true;
} else {
act_attached->any_state.active = active;
// We're only changed if the value differs and we're not newly
// active.
act_attached->any_state.changed = last.active && changed;
if (active) {
act_attached->any_state.timestamp = timestamp;
act_attached->any_state.changed = false;
act_attached->any_state.active = true;
if (!act_attached->any_state.changed && last.active) {
// Use old timestamp if we're unchanged, but were active
// last sync
act_attached->any_state.timestamp = last.timestamp;
}
}
}
/*!
* Try to produce a transform chain to convert the available input into the
* desired input type.
* Try to produce a transform chain to convert the available input into
* the desired input type.
*
* Populates @p action_input->transforms and @p action_input->transform_count on
* success.
......@@ -1501,7 +1511,8 @@ oxr_action_bind_io(struct oxr_logger *log,
*/
/*!
* Given an Action Set handle, return the @ref oxr_action_set and the associated
* Given an Action Set handle, return the @ref oxr_action_set and the
* associated
* @ref oxr_action_set_attachment in the given Session.
*
* @private @memberof oxr_session
......@@ -1528,8 +1539,8 @@ oxr_session_get_action_set_attachment(struct oxr_session *sess,
}
/*!
* Given an action act_key, look up the @ref oxr_action_attachment of the
* associated action in the given Session.
* Given an action act_key, look up the @ref oxr_action_attachment of
* the associated action in the given Session.
*
* @private @memberof oxr_session
*/
......@@ -1648,7 +1659,8 @@ oxr_action_sync_data(struct oxr_logger *log,
U_ZERO(&act_set_attached->requested_subaction_paths);
}
// Go over all requested action sets and update their attachment.
// Go over all requested action sets and update their
// attachment.
//! @todo can be listed more than once with different paths!
for (uint32_t i = 0; i < countActionSets; i++) {
struct oxr_subaction_paths subaction_paths;
......
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