From ba9559e5dfb2883476d5f125de7dbf485d417d10 Mon Sep 17 00:00:00 2001
From: kazu <support@frank-ebner.de>
Date: Tue, 6 Jun 2017 15:03:33 +0200
Subject: [PATCH] minor changes

---
 sensors/radio/model/LogDistanceModel.h        | 12 ++++++++++++
 sensors/radio/model/WiFiModelLogDist.h        | 11 +++++++++++
 sensors/radio/model/WiFiModelLogDistCeiling.h | 11 +++++++++++
 3 files changed, 34 insertions(+)

diff --git a/sensors/radio/model/LogDistanceModel.h b/sensors/radio/model/LogDistanceModel.h
index 6a0b1e4..3f7ea4d 100644
--- a/sensors/radio/model/LogDistanceModel.h
+++ b/sensors/radio/model/LogDistanceModel.h
@@ -18,6 +18,18 @@ public:
 		return (txPower - (10 * pathLoss * std::log10(distance_m)));
 	}
 
+//	static float distanceAndRssiToPathLoss(const float txPower, const float rssi, const float distance_m) {
+//		const float delta = txPower - rssi;
+//		const float log = std::log10(distance_m) * 10.0f;
+//		const float res = delta/log;
+
+//		// sanity check
+//		const float err = std::abs(rssi - distanceToRssi(txPower, res, distance_m));
+//		if (err > 0.01) {throw Exception("error too high!");}
+
+//		return res;
+//	}
+
 };
 
 #include <vector>
diff --git a/sensors/radio/model/WiFiModelLogDist.h b/sensors/radio/model/WiFiModelLogDist.h
index 417f19c..ab62660 100644
--- a/sensors/radio/model/WiFiModelLogDist.h
+++ b/sensors/radio/model/WiFiModelLogDist.h
@@ -55,6 +55,17 @@ public:
 
 	}
 
+	/** does the model know the given AP? */
+	bool knowsAP(const MACAddress& accessPoint) {
+
+		// try to get the corresponding parameters
+		const auto it = accessPoints.find(accessPoint);
+
+		// AP known?
+		return (it != accessPoints.end());
+
+	}
+
 	virtual float getRSSI(const MACAddress& accessPoint, const Point3 position_m) const override {
 
 		// try to get the corresponding parameters
diff --git a/sensors/radio/model/WiFiModelLogDistCeiling.h b/sensors/radio/model/WiFiModelLogDistCeiling.h
index d9834d6..7d29ab1 100644
--- a/sensors/radio/model/WiFiModelLogDistCeiling.h
+++ b/sensors/radio/model/WiFiModelLogDistCeiling.h
@@ -107,6 +107,17 @@ public:
 		accessPoints.clear();
 	}
 
+	/** does the model know the given AP? */
+	bool knowsAP(const MACAddress& accessPoint) {
+
+		// try to get the corresponding parameters
+		const auto it = accessPoints.find(accessPoint);
+
+		// AP known?
+		return (it != accessPoints.end());
+
+	}
+
 	float getRSSI(const MACAddress& accessPoint, const Point3 position_m) const override {
 
 		// try to get the corresponding parameters