From e277b719da6f4804eacccda5790659eb0e3aaa7d Mon Sep 17 00:00:00 2001
From: Ian Gebbie <ian@irgprojects.co.za>
Date: Sun, 18 Apr 2021 20:41:41 +0200
Subject: [PATCH] Matrix update

---
 TODO.md                       |  4 +-
 source/abstractdata.cpp       | 83 +++++++++++++++++++----------------
 source/hp_mdivariableedit.cpp |  3 --
 source/matrixdata.cpp         | 25 ++++-------
 source/vartablemodel.cpp      | 18 ++++----
 5 files changed, 65 insertions(+), 68 deletions(-)

diff --git a/TODO.md b/TODO.md
index 05f99e8..8eee5bf 100644
--- a/TODO.md
+++ b/TODO.md
@@ -2,9 +2,11 @@
 1 GUI
 
     matrix data output to correct format
+        For real done
+        Compex matrix required
+        
     list data output
     
-    
     confirm output formats are correct
 
 2 Comms
diff --git a/source/abstractdata.cpp b/source/abstractdata.cpp
index 8889e4d..f1f1a78 100644
--- a/source/abstractdata.cpp
+++ b/source/abstractdata.cpp
@@ -294,73 +294,73 @@ return out;
 bool BCD(QDataStream &ds, double real) {
 
 double base=0.0;
+quint16 expn;
 int i;
-
-qDebug()<<"BCD from "<<real;
-
 double fractpart, intpart;
 quint8 num1;
 quint8 num2;
 quint8 num;
 double F = abs(real);
-double Sign = step(0.0,-real);
-double Exponent = floor(log10(F));
-double Mantissa = real/(pow(10,Exponent));
+double sign;
+double exponent = floor(log10(F));
+double mantissa = F/(pow(10,exponent));
+quint8 data[8];
 
-/*
-if(Mantissa < 1)
-     Exponent -= 1;
- Exponent +=  127;
-*/
 
-     qDebug()<<F;
-     qDebug()<<Exponent;
-     qDebug()<<Mantissa;
-     qDebug()<<Sign;
-     qDebug()<<"---";
+qDebug()<<"BCD from "<<real;
 
-base=Mantissa;
+    if(exponent < 0)
+        exponent +=  0x1000;
+
+    if (real<0)
+        sign=1;
+    else
+        sign =0;
+
+    qDebug()<<F;
+    qDebug()<<exponent;
+    qDebug()<<mantissa;
+    qDebug()<<sign;
+    qDebug()<<"---";
+
+    base=mantissa;
 
 //**TODO --- Reverse Order - LittleEndine
 
+    if (sign==1)
+        num1=9;
+    else
+        num1=0;
 
     for (i=0;i<6;i++) {
+        if (i>0) {
         fractpart=modf(base,&intpart);
         num1=(quint8)intpart;
         base=fractpart*10.0;
 //        num1=i*2;
+        }
         fractpart=modf(base,&intpart);
         num2=(quint8)intpart;
         base=fractpart*10.0;
 //        num2=i*2+1;
         num=BCDi(num1,num2);
         qDebug()<<"base: "<<base;
-        ds<<(quint8)num;
+//        ds<<(quint8)num;
+        data[7-i]=(quint8)num;
 
         qDebug()<<"i= "<<i<<": "<<hex<<num;
     }
 
-    base=Exponent;
-    for (i=0;i<2;i++) {
-        fractpart=modf(base,&intpart);
-        num1=(quint8)intpart;
-        base=fractpart*10.0;
-//        num1=i*2;
-        fractpart=modf(base,&intpart);
-        num2=(quint8)intpart;
-        base=fractpart*10.0;
-//        num2=i*2+1;
-        num=BCDi(num1,num2);
+    expn=(quint16)exponent;
+    //EXP is in binary
+    qDebug()<<hex<<expn;
+    ds<<expn;
 
-        qDebug()<<"base: "<<base;
-        ds<<(quint8)num;
-
-        qDebug()<<"i= "<<i<<": "<<hex<<num;
+    for (i=2; i<8; i++) {
+        ds<<data[i];
     }
 
-   // ds<<(quint8)Sign;
-
-   return true;
+    return true;
 }
 
 
@@ -874,7 +874,8 @@ void Matrix::parseData(QDataStream & in) {
     parseData();
 }
 
-
+//Parse a matrix
+//
 void Matrix::parseData() {
 
     QByteArray a1;
@@ -893,8 +894,16 @@ void Matrix::parseData() {
 
     QString ds;
 //    QByteArray searchstr((char *)std::begin<quint8>({0x01,0x00}),2);
+
+   //Matrix header
    //Start keeps changing 01 or 02
+   //0x00
    //0x14 real 0x94 Complex
+   //0x80?? CRC??
+   //0x02
+   //0x00
+   //0x00
+   //0x00
 
     qDebug()<<"Matrix: Parsing a Matrix";
 
diff --git a/source/hp_mdivariableedit.cpp b/source/hp_mdivariableedit.cpp
index 77f6426..b9235b3 100644
--- a/source/hp_mdivariableedit.cpp
+++ b/source/hp_mdivariableedit.cpp
@@ -166,13 +166,10 @@ bool hp_mdiVariableEdit::saveFile(const QFileInfo fileinfo)
     QApplication::setOverrideCursor(Qt::WaitCursor);
 
     QDataStream ds(&file);
-
     ds.setByteOrder(QDataStream::LittleEndian);
 
-
     varmodel->getData(ds);
 
-
     //reset busy cursor
     QApplication::restoreOverrideCursor();
     varmodel->resetModified();
diff --git a/source/matrixdata.cpp b/source/matrixdata.cpp
index fedc55a..fcefdd5 100644
--- a/source/matrixdata.cpp
+++ b/source/matrixdata.cpp
@@ -61,6 +61,9 @@ void MatrixData::insert(int row, int column, itemData data)
    if(rowlist) {
         rowlist->replace(column,data);
    }
+
+   //TODO
+   //If data is complex convert to matric to a complex matrix
 }
 
 //Add a new row
@@ -99,7 +102,7 @@ bool MatrixData::dataOut(QDataStream & ds) {
     QString str;
     //header
 
-   // static const quint8 mydata[] = {0x02, 0x01, 0x04,0x03,0x06,0x05,0x08,0x07};
+    // static const quint8 mydata[] = {0x02, 0x01, 0x04,0x03,0x06,0x05,0x08,0x07};
 
     //QByteArray test= QByteArray::fromRawData((char *)mydata,sizeof (mydata));
 
@@ -107,9 +110,9 @@ bool MatrixData::dataOut(QDataStream & ds) {
 
     //ds.writeRawData((char *)mydata,sizeof(mydata));
 
-
-    ds<<(quint16)0x0001;
-    ds<<(quint16)0x8014;
+    ds<<(quint16)0x0001; //somes time 02?
+    ds<<(quint8)0x14; //94 when complex TODO - manage change
+    ds<<(quint8)0x80; //CRC??
     ds<<(quint16)0x0002;
     ds<<(quint16)0x0000;
 
@@ -117,6 +120,7 @@ bool MatrixData::dataOut(QDataStream & ds) {
     ds<<static_cast<quint32>(column);
 
     //body
+    //If real type matrix _ TODO
     double real;
     QStringList l1;
     quint8 g;
@@ -127,23 +131,10 @@ bool MatrixData::dataOut(QDataStream & ds) {
             real=item.dReal;
 
             BCD(ds,real);
-
-
- //           if(j!=column)
- //               out.append("");
         }
-//        if (i!=row)
-//            out.append("");
     }
-
     //footer
 
-    ds.device()->seek(0);
-    ds>>g;
-    qDebug()<<g;
-
-
-
     return true;
 }
 
diff --git a/source/vartablemodel.cpp b/source/vartablemodel.cpp
index d325952..6732748 100644
--- a/source/vartablemodel.cpp
+++ b/source/vartablemodel.cpp
@@ -282,18 +282,16 @@ QVariant  varTableModel::headerData(int section, Qt::Orientation orientation, in
 
 bool varTableModel::getData(QDataStream &ds) {
 
-    QByteArray buf;
-    buf.clear();
-    QDataStream ds_test(&buf, QIODevice::ReadWrite);
-    //buf.open(QIODevice::ReadWrite);
-    ds_test.setByteOrder(QDataStream::LittleEndian);
+//    QByteArray buf;
+//    buf.clear();
+//    QDataStream ds_test(&buf, QIODevice::ReadWrite);
+//    ds_test.setByteOrder(QDataStream::LittleEndian);
 
     if(dataobj!=nullptr) {
-        dataobj->getData(ds_test);
-
-        qDebug()<<"VarTableModel::getData";
-        qDebug()<<"Out:"<<buf.toHex();
-
+        dataobj->getData(ds);
+//        dataobj->getData(ds_test);
+//        qDebug()<<"VarTableModel::getData";
+//        qDebug()<<"Out:"<<buf.toHex();
         return true;
     }