From: TaeminYeom <taemin.yeom@samsung.com>
Date: Mon, 22 Aug 2022 08:02:06 +0000 (+0900)
Subject: Change auto-rotation sensor policy
X-Git-Tag: accepted/tizen/unified/20220919.021610~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=8b99510e5381dd93698dd673175c12bcdcfc8cf7;p=platform%2Fcore%2Fsystem%2Fsensord.git

Change auto-rotation sensor policy

-Clients can read the last value of rotation many times
-Default rotation degree is 0

Change-Id: I36d1f9e0ecf1106862be1421bb52f9936816dff7
Signed-off-by: TaeminYeom <taemin.yeom@samsung.com>
---

diff --git a/src/fusion-sensor/auto_rotation/auto_rotation_alg_emul.cpp b/src/fusion-sensor/auto_rotation/auto_rotation_alg_emul.cpp
index 0136b757..601f817c 100644
--- a/src/fusion-sensor/auto_rotation/auto_rotation_alg_emul.cpp
+++ b/src/fusion-sensor/auto_rotation/auto_rotation_alg_emul.cpp
@@ -106,13 +106,20 @@ bool auto_rotation_alg_emul::get_rotation(float acc[3],
 	realg = (double)sqrt((x * x) + (y * y) + (z * z));
 	acc_pitch = ROTATION_90 - abs((int) (asin(z / realg) * RADIAN));
 
-	cur_rotation = convert_rotation(prev_rotation, acc_pitch, acc_theta);
+	int new_rotation = convert_rotation(prev_rotation, acc_pitch, acc_theta);
 
-	if (cur_rotation == AUTO_ROTATION_DEGREE_UNKNOWN)
+	if (new_rotation == AUTO_ROTATION_DEGREE_UNKNOWN) {
+		if (prev_rotation == AUTO_ROTATION_DEGREE_UNKNOWN) {
+			cur_rotation = AUTO_ROTATION_DEGREE_0; /* default degree is 0 */
+			return true;
+		}
 		return false;
+	}
 
-	if (cur_rotation != prev_rotation)
+	if (new_rotation != prev_rotation) {
+		cur_rotation = new_rotation;
 		return true;
+	}
 
 	return false;
 }
diff --git a/src/server/sensor_handler.cpp b/src/server/sensor_handler.cpp
index dee6b974..dab4570f 100644
--- a/src/server/sensor_handler.cpp
+++ b/src/server/sensor_handler.cpp
@@ -26,6 +26,8 @@
 #include <command_types.h>
 #include <sensor_listener_proxy.h>
 
+#define AUTO_ROTATION "http://tizen.org/sensor/general/auto_rotation/tizen_default"
+
 using namespace sensor;
 
 sensor_handler::sensor_handler(const sensor_info &info)
@@ -125,7 +127,9 @@ int sensor_handler::get_cache(sensor_data_t **data, int *len)
 	*len = size;
 	*data = (sensor_data_t *)temp;
 
-	m_sensor_data_cache.clear();
+	if (m_info.get_uri() != AUTO_ROTATION)
+		m_sensor_data_cache.clear();
+
 	return 0;
 }