From 6799f75aebec92bed133fc30994e15c5f0d2f114 Mon Sep 17 00:00:00 2001
From: vassilis <vassilis>
Date: Thu, 23 Dec 2010 16:01:31 +0000
Subject: [PATCH] GCS/UAVObjectGenerator: Calculate and report number of bytes
 used by the object fields.

git-svn-id: svn://svn.openpilot.org/OpenPilot/trunk@2276 ebee16cc-31ac-478f-84a7-5cbb03baadba
---
 .../uavobjgenerator/uavobjectgenerator.cpp    |  8 +++---
 .../libs/uavobjgenerator/uavobjectparser.cpp  | 26 +++++++++++++++++++
 .../libs/uavobjgenerator/uavobjectparser.h    |  3 +++
 3 files changed, 34 insertions(+), 3 deletions(-)

diff --git a/ground/src/libs/uavobjgenerator/uavobjectgenerator.cpp b/ground/src/libs/uavobjgenerator/uavobjectgenerator.cpp
index 2473f6ded..85612ed8f 100644
--- a/ground/src/libs/uavobjgenerator/uavobjectgenerator.cpp
+++ b/ground/src/libs/uavobjgenerator/uavobjectgenerator.cpp
@@ -115,7 +115,7 @@ bool UAVObjectGenerator::processAll()
     QString flightObjInit;
     QString gcsObjInit;
     QString pythonObjInit;
-
+    int numBytesTotal = 0;
 
     QString matlabAllocationCode;
     QString matlabSwithCode;
@@ -130,7 +130,9 @@ bool UAVObjectGenerator::processAll()
         {
             QString name = parser->getObjectName(objidx);
             QString namelc = name.toLower();
-            sout << "Generating code for object: " << name << endl;
+            int numBytes = parser->getNumBytes(objidx);
+            numBytesTotal += numBytes;
+            sout << "Generating code for object: " << name << " (" << numBytes << " bytes)" << endl;
             // Check for object ID conflicts
             quint32 id = parser->getObjectID(objidx);
             if ( objIDList.contains(id) || id == 0 )
@@ -256,7 +258,7 @@ bool UAVObjectGenerator::processAll()
 
     // Done
     sout << "Done: processed " << xmlList.length() << " XML files and generated "
-            << objIDList.length() << " objects with no ID collisions." << endl;
+            << objIDList.length() << " objects with no ID collisions. Total size of the data fields is " << numBytesTotal << " bytes." << endl;
     return true;
 }
 
diff --git a/ground/src/libs/uavobjgenerator/uavobjectparser.cpp b/ground/src/libs/uavobjgenerator/uavobjectparser.cpp
index 5c0b8954d..689768ecf 100644
--- a/ground/src/libs/uavobjgenerator/uavobjectparser.cpp
+++ b/ground/src/libs/uavobjgenerator/uavobjectparser.cpp
@@ -57,6 +57,10 @@ UAVObjectParser::UAVObjectParser()
                        QString("uint8") << QString("uint16") << QString("uint32") <<
                        QString("float") << QString("enum");
 
+    fieldTypeNumBytes << int(1) << int(2) << int(4) <<
+                        int(1) << int(2) << int(4) <<
+                        int(4) << int(1);
+
     updateModeStr << QString("UPDATEMODE_PERIODIC") << QString("UPDATEMODE_ONCHANGE") <<
                      QString("UPDATEMODE_MANUAL") << QString("UPDATEMODE_NEVER");
 
@@ -116,6 +120,27 @@ quint32 UAVObjectParser::getObjectID(int objIndex)
     }
 }
 
+/**
+ * Get the number of bytes in the data fields of this object
+ */
+int UAVObjectParser::getNumBytes(int objIndex)
+{
+    ObjectInfo* info = objInfo[objIndex];
+    if (info == NULL)
+    {
+        return 0;
+    }
+    else
+    {
+        int numBytes = 0;
+        for (int n = 0; n < info->fields.length(); ++n)
+        {
+            numBytes += info->fields[n]->numBytes * info->fields[n]->numElements;
+        }
+        return numBytes;
+    }
+}
+
 /**
  * Parse supplied XML file
  * @param xml The xml text
@@ -454,6 +479,7 @@ QString UAVObjectParser::processObjectFields(QDomNode& childNode, ObjectInfo* in
         if (index >= 0)
         {
             field->type = (FieldType)index;
+            field->numBytes = fieldTypeNumBytes[index];
         }
         else
         {
diff --git a/ground/src/libs/uavobjgenerator/uavobjectparser.h b/ground/src/libs/uavobjgenerator/uavobjectparser.h
index 0e07e7257..bbeabb393 100644
--- a/ground/src/libs/uavobjgenerator/uavobjectparser.h
+++ b/ground/src/libs/uavobjgenerator/uavobjectparser.h
@@ -69,6 +69,7 @@ public:
         QString units;
         FieldType type;
         int numElements;
+        int numBytes;
         QStringList elementNames;
         QStringList options; // for enums only
         bool defaultElementNames;
@@ -101,6 +102,7 @@ public:
     QList<ObjectInfo*> getObjectInfo();
     QString getObjectName(int objIndex);
     quint32 getObjectID(int objIndex);
+    int getNumBytes(int objIndex);
     bool generateFlightObject(int objIndex, const QString& templateInclude, const QString& templateCode,
                                  QString& outInclude, QString& outCode);
     bool generateGCSObject(int objIndex, const QString& templateInclude, const QString& templateCode,
@@ -119,6 +121,7 @@ private:
     QStringList fieldTypeStrCPPClass;
     QStringList fieldTypeStrMatlab;
     QStringList fieldTypeStrXML;
+    QList<int> fieldTypeNumBytes;
     QStringList updateModeStr;
     QStringList updateModeStrXML;
     QStringList accessModeStr;