[Positioner] s/multilateration/trilateration/

This fixes an old, forgotten, vocabulary mistake.

owlps-positioner/Makefile

@@ -117,14 +117,14 @@ OBJ_LIST = \
 	inputlogcsv.o
 OBJ_NOTEST_LIST = \
 	posexcept.o \
-	multilaterationalgorithm.o \
+	trilaterationalgorithm.o \
 	cartographyalgorithm.o \
 	outputnetworksocket.o \
 	inputmedium.o
 INTERFACES_LIST = \
 	inputlogmedium.hh \
 	outputmedium.hh \
-	multilaterationmethod.hh \
+	trilaterationmethod.hh \
 	positioningalgorithm.hh
 
 OBJ = $(OBJ_LIST:%=$(OBJ_DIR)/%)
@@ -306,7 +306,7 @@ $(OBJ_DIR)/output.o: \
 	$(OBJ_DIR)/outputtcpsocketevaal.o \
 	$(OBJ_DIR)/configuration.o \
 	$(OBJ_DIR)/posexcept.o
-$(OBJ_DIR)/multilaterationalgorithm.o: \
+$(OBJ_DIR)/trilaterationalgorithm.o: \
 	$(SRC_DIR)/positioningalgorithm.hh \
 	$(OBJ_DIR)/minmax.o \
 	$(OBJ_DIR)/mobile.o \
@@ -316,13 +316,13 @@ $(OBJ_DIR)/cartographyalgorithm.o: \
 	$(SRC_DIR)/positioningalgorithm.hh \
 	$(OBJ_DIR)/referencepoint.o
 $(OBJ_DIR)/minmax.o: \
-	$(SRC_DIR)/multilaterationmethod.hh \
+	$(SRC_DIR)/trilaterationmethod.hh \
 	$(OBJ_DIR)/point3d.o \
 	$(OBJ_DIR)/accesspoint.o
 $(OBJ_DIR)/interlinknetworks.o: \
-	$(OBJ_DIR)/multilaterationalgorithm.o
+	$(OBJ_DIR)/trilaterationalgorithm.o
 $(OBJ_DIR)/fbcm.o: \
-	$(OBJ_DIR)/multilaterationalgorithm.o \
+	$(OBJ_DIR)/trilaterationalgorithm.o \
 	$(OBJ_DIR)/configuration.o \
 	$(OBJ_DIR)/stock.o
 $(OBJ_DIR)/frbhmbasic.o: \

owlps-positioner/cfg/owlps-positioner.conf

@@ -83,10 +83,10 @@ csv-file = /tmp/owlps-positioner.log
 # Coordinates of the deployment area.
 # This is used to delimit the area in which reference points are
 # generated (when generate-reference-points is activated), and also
-# by the MinMax multilateration method.
-# Since MinMax is currently the only multilateration method implemented
+# by the MinMax trilateration method.
+# Since MinMax is currently the only trilateration method implemented
 # in OwlPS, you should define these parameters if you use any of the
-# multilateration-based algorithms (InterlinkNetworks, FBCM, FRBHM).
+# trilateration-based algorithms (InterlinkNetworks, FBCM, FRBHM).
 # With the autocalibration, the Z coordinate is the level's number, not
 # a true coordinate in meters.
 # They are declared as strings (X;Y;Z). Do not quote!

owlps-positioner/cfg/topology.csv

@@ -12,7 +12,7 @@
 #   be present in each area).
 #
 # ALSO IMPORTANT (EVEN IF YOU DON'T DESCRIBE THE TOPOLOGY):
-#   If you use the MinMax multilateration method, or the autocalibration,
+#   If you use the MinMax trilateration method, or the autocalibration,
 #   you must provide area-start and area-stop options that match the
 #   deployment area. That is, the cuboid formed by these two points
 #   should include the whole deployment area.

owlps-positioner/src/fbcm.cc

@@ -17,7 +17,7 @@ Result FBCM::compute(const Request &_request)
   // Friis indexes each time we calculate a position
   if (Configuration::bool_value("positioning.generate-reference-points"))
     Stock::update_all_friis_indexes() ;
-  return MultilaterationAlgorithm::compute(_request) ;
+  return TrilaterationAlgorithm::compute(_request) ;
 }
 
 

owlps-positioner/src/fbcm.hh

@@ -8,10 +8,10 @@
 #ifndef _OWLPS_POSITIONING_FBCM_HH_
 #define _OWLPS_POSITIONING_FBCM_HH_
 
-#include "multilaterationalgorithm.hh"
+#include "trilaterationalgorithm.hh"
 
 /// Computes a position using the Interlink Networks formula
-class FBCM: public MultilaterationAlgorithm
+class FBCM: public TrilaterationAlgorithm
 {
 protected:
   float friis_index(const AccessPoint *const ap) const ;

owlps-positioner/src/frbhmbasic.cc

@@ -17,7 +17,7 @@ Result FRBHMBasic::compute(const Request &_request)
   closest_in_ss = &select_point(_request) ;
 
   compute_ap_distance_circles() ;
-  Point3D position(multilaterate_2d(closest_in_ss->get_z())) ;
+  Point3D position(trilaterate_2d(closest_in_ss->get_z())) ;
 
   return Result(request, name, position) ;
 }

owlps-positioner/src/interlinknetworks.hh

@@ -8,10 +8,10 @@
 #ifndef _OWLPS_POSITIONING_INTERLINKNETWORKS_HH_
 #define _OWLPS_POSITIONING_INTERLINKNETWORKS_HH_
 
-#include "multilaterationalgorithm.hh"
+#include "trilaterationalgorithm.hh"
 
 /// Computes a position using the Interlink Networks formula
-class InterlinkNetworks: public MultilaterationAlgorithm
+class InterlinkNetworks: public TrilaterationAlgorithm
 {
 public:
   InterlinkNetworks(void): PositioningAlgorithm("InterlinkNetworks") {}

owlps-positioner/src/minmax.cc

@@ -12,7 +12,7 @@ using std::tr1::unordered_map ;
 
 
 
-Point3D MinMax::multilaterate(
+Point3D MinMax::trilaterate(
   const unordered_map<AccessPoint*, float> &_ap_distances)
 {
   min = INFINITE ;
@@ -28,7 +28,7 @@ Point3D MinMax::multilaterate(
 }
 
 
-Point3D MinMax::multilaterate_2d(
+Point3D MinMax::trilaterate_2d(
   const unordered_map<AccessPoint*, float> &_ap_distances, float z)
 {
   min = INFINITE ;

owlps-positioner/src/minmax.hh

@@ -8,10 +8,10 @@
 #ifndef _OWLPS_POSITIONING_MINMAX_HH_
 #define _OWLPS_POSITIONING_MINMAX_HH_
 
-#include "multilaterationmethod.hh"
+#include "trilaterationmethod.hh"
 
 /// Multilaterates using the Lassabe's MinMax algorithm
-class MinMax: public MultilaterationMethod
+class MinMax: public TrilaterationMethod
 {
 private:
   float min ;
@@ -37,9 +37,9 @@ public:
 
   ~MinMax(void) {}
 
-  Point3D multilaterate(
+  Point3D trilaterate(
     const std::tr1::unordered_map<AccessPoint*, float> &_ap_distances) ;
-  Point3D multilaterate_2d(
+  Point3D trilaterate_2d(
     const std::tr1::unordered_map<AccessPoint*, float> &_ap_distances,
     float z) ;
 } ;

owlps-positioner/src/multilaterationalgorithm.hh

@@ -1,58 +0,0 @@
-/*
- * This file is part of the Owl Positioning System (OwlPS).
- * OwlPS is a project of the University of Franche-Comté
- * (Université de Franche-Comté), France.
- */
-
-
-#ifndef _OWLPS_POSITIONING_MULTILATERATIONALGORITHM_HH_
-#define _OWLPS_POSITIONING_MULTILATERATIONALGORITHM_HH_
-
-#include "positioningalgorithm.hh"
-#include "multilaterationmethod.hh"
-
-/// Super-class of multilateration-based positioning algorithms
-class MultilaterationAlgorithm: public virtual PositioningAlgorithm
-{
-protected:
-  const Request *request ;
-
-  std::tr1::unordered_map<AccessPoint*, float> ap_distances ;
-  MultilaterationMethod *multilateration_method ;
-
-  /** @name Operations */
-  //@{
-  double make_constant_term(const Measurement &measurement) ;
-  void compute_ap_distance_circles() ;
-  Point3D multilaterate() ;
-  Point3D multilaterate_2d(float z) ;
-  //@}
-
-public:
-  MultilaterationAlgorithm(void) ;
-
-  virtual ~MultilaterationAlgorithm(void) ;
-
-  /** @name Operations */
-  //@{
-  Result compute(const Request &_request) ;
-  virtual float estimate_distance(const Measurement &measurement) = 0 ;
-  //@}
-} ;
-
-
-
-inline Point3D MultilaterationAlgorithm::multilaterate()
-{
-  return multilateration_method->multilaterate(ap_distances) ;
-}
-
-
-inline Point3D MultilaterationAlgorithm::multilaterate_2d(float z)
-{
-  return multilateration_method->multilaterate_2d(ap_distances, z) ;
-}
-
-
-
-#endif // _OWLPS_POSITIONING_MULTILATERATIONALGORITHM_HH_

owlps-positioner/src/trilaterationalgorithm.cc

@@ -5,7 +5,7 @@
  */
 
 
-#include "multilaterationalgorithm.hh"
+#include "trilaterationalgorithm.hh"
 #include "minmax.hh"
 #include "mobile.hh"
 #include "configuration.hh"
@@ -19,10 +19,10 @@ using std::tr1::unordered_map ;
 /* *** Constructors *** */
 
 
-MultilaterationAlgorithm::MultilaterationAlgorithm():
+TrilaterationAlgorithm::TrilaterationAlgorithm():
   request(NULL)
 {
-  // Will be changed when other multilateration methods will be
+  // Will be changed when other trilateration methods will be
   // implemented.
 
   if (! Configuration::is_configured("positioning.area-start") ||
@@ -36,13 +36,13 @@ MultilaterationAlgorithm::MultilaterationAlgorithm():
   Point3D minmax_stop(
     Configuration::string_value("positioning.area-stop")) ;
 
-  multilateration_method = new MinMax(minmax_start, minmax_stop) ;
+  trilateration_method = new MinMax(minmax_start, minmax_stop) ;
 }
 
 
-MultilaterationAlgorithm::~MultilaterationAlgorithm()
+TrilaterationAlgorithm::~TrilaterationAlgorithm()
 {
-  delete multilateration_method ;
+  delete trilateration_method ;
 }
 
 
@@ -50,7 +50,7 @@ MultilaterationAlgorithm::~MultilaterationAlgorithm()
 /* *** Operations *** */
 
 
-double MultilaterationAlgorithm::
+double TrilaterationAlgorithm::
 make_constant_term(const Measurement &measurement)
 {
   assert(request) ;
@@ -66,18 +66,18 @@ make_constant_term(const Measurement &measurement)
 }
 
 
-Result MultilaterationAlgorithm::compute(const Request &_request)
+Result TrilaterationAlgorithm::compute(const Request &_request)
 {
   request = &_request ;
 
   compute_ap_distance_circles() ;
-  Point3D position(multilaterate()) ;
+  Point3D position(trilaterate()) ;
 
   return Result(request, name, position) ;
 }
 
 
-void MultilaterationAlgorithm::compute_ap_distance_circles()
+void TrilaterationAlgorithm::compute_ap_distance_circles()
 {
   ap_distances.clear() ;
 

owlps-positioner/src/trilaterationalgorithm.hh

@@ -0,0 +1,58 @@
+/*
+ * This file is part of the Owl Positioning System (OwlPS).
+ * OwlPS is a project of the University of Franche-Comté
+ * (Université de Franche-Comté), France.
+ */
+
+
+#ifndef _OWLPS_POSITIONING_TRILATERATIONALGORITHM_HH_
+#define _OWLPS_POSITIONING_TRILATERATIONALGORITHM_HH_
+
+#include "positioningalgorithm.hh"
+#include "trilaterationmethod.hh"
+
+/// Super-class of trilateration-based positioning algorithms
+class TrilaterationAlgorithm: public virtual PositioningAlgorithm
+{
+protected:
+  const Request *request ;
+
+  std::tr1::unordered_map<AccessPoint*, float> ap_distances ;
+  TrilaterationMethod *trilateration_method ;
+
+  /** @name Operations */
+  //@{
+  double make_constant_term(const Measurement &measurement) ;
+  void compute_ap_distance_circles() ;
+  Point3D trilaterate() ;
+  Point3D trilaterate_2d(float z) ;
+  //@}
+
+public:
+  TrilaterationAlgorithm(void) ;
+
+  virtual ~TrilaterationAlgorithm(void) ;
+
+  /** @name Operations */
+  //@{
+  Result compute(const Request &_request) ;
+  virtual float estimate_distance(const Measurement &measurement) = 0 ;
+  //@}
+} ;
+
+
+
+inline Point3D TrilaterationAlgorithm::trilaterate()
+{
+  return trilateration_method->trilaterate(ap_distances) ;
+}
+
+
+inline Point3D TrilaterationAlgorithm::trilaterate_2d(float z)
+{
+  return trilateration_method->trilaterate_2d(ap_distances, z) ;
+}
+
+
+
+#endif // _OWLPS_POSITIONING_TRILATERATIONALGORITHM_HH_

owlps-positioner/src/trilaterationmethod.hh

@@ -5,8 +5,8 @@
  */
 
 
-#ifndef _OWLPS_POSITIONING_MULTILATERATIONMETHOD_HH_
-#define _OWLPS_POSITIONING_MULTILATERATIONMETHOD_HH_
+#ifndef _OWLPS_POSITIONING_TRILATERATIONMETHOD_HH_
+#define _OWLPS_POSITIONING_TRILATERATIONMETHOD_HH_
 
 class AccessPoint ;
 
@@ -14,26 +14,26 @@ class AccessPoint ;
 
 #include <boost/tr1/unordered_map.hpp>
 
-/// Super-class of all multilateration methods
+/// Super-class of all trilateration methods
 /**
  * The source data is a list of access points associated with the
  * distances to the mobile. These distances are estimated using a
- * MultilaterationAlgorithm.
+ * TrilaterationAlgorithm.
  */
-class MultilaterationMethod
+class TrilaterationMethod
 {
 public:
-  MultilaterationMethod(void) {}
-  virtual ~MultilaterationMethod(void) {}
+  TrilaterationMethod(void) {}
+  virtual ~TrilaterationMethod(void) {}
 
   /// Selects a point in 3D space
-  virtual Point3D multilaterate(
+  virtual Point3D trilaterate(
     const std::tr1::unordered_map<AccessPoint*, float> &ap_distances) = 0 ;
 
   /// Selects a point in 2D space, given its vertical coordinate (z)
-  virtual Point3D multilaterate_2d(
+  virtual Point3D trilaterate_2d(
     const std::tr1::unordered_map<AccessPoint*, float> &ap_distances,
     float z) = 0 ;
 } ;
 
-#endif // _OWLPS_POSITIONING_MULTILATERATIONMETHOD_HH_
+#endif // _OWLPS_POSITIONING_TRILATERATIONMETHOD_HH_

owlps-positioner/src/userinterface.cc

@@ -228,7 +228,7 @@ void UserInterface::fill_positioning_options()
   ("positioning.area-start",
    po::value<string>(),
    "Coordinates of the first point of the deployment area; this is"
-   " used to delimit the area in which the MinMax multilateration"
+   " used to delimit the area in which the MinMax trilateration"
    " method tests points and in which the reference points are"
    " generated, if the corresponding options are activated"
    " (string format: \"X;Y;Z\").")

owlps-positioner/tests/fbcm_test.hh

@@ -8,7 +8,7 @@ public:
 
   void test_select_point(void)
   {
-    MultilaterationAlgorithm *algo = new FBCM() ;
+    TrilaterationAlgorithm *algo = new FBCM() ;
 
     /*
      * TODO: implement the test.

owlps-positioner/tests/interlinknetworks_test.hh

@@ -8,7 +8,7 @@ public:
 
   void test_distance(void)
   {
-    MultilaterationAlgorithm *algo = new InterlinkNetworks() ;
+    TrilaterationAlgorithm *algo = new InterlinkNetworks() ;
 
     // Initialise algo->request
     char mobile_gain = 3, mobile_power = 15 ;

owlps-positioner/tests/minmax_test.hh

@@ -6,11 +6,11 @@ class MinMax_test: public CxxTest::TestSuite
 {
 public:
 
-  void test_multilaterate(void)
+  void test_trilaterate(void)
   {
     Point3D start(0,0,0), stop(10,10,4) ;
     float step = 0.5 ;
-    MultilaterationMethod *minmax = new MinMax(start, stop, step) ;
+    TrilaterationMethod *minmax = new MinMax(start, stop, step) ;
 
     AccessPoint
     ap1(Point3D(0,0,0)),
@@ -24,7 +24,7 @@ public:
     ap_distances[&ap4] = 4 ;
     Point3D wanted_result(5,5,0) ;
 
-    Point3D result = minmax->multilaterate(ap_distances) ;
+    Point3D result = minmax->trilaterate(ap_distances) ;
     // Wrong with a step of 0.1 (for this test case):
     TS_ASSERT_EQUALS(result, wanted_result) ;
     // We can then use something like that: