ENH: impose type-narrowing for Ensight output

src/fileFormats/ensight/file/ensightFile.C

@@ -225,28 +225,62 @@ Foam::Ostream& Foam::ensightFile::write
 }
 
 
-Foam::Ostream& Foam::ensightFile::write(const label value)
+Foam::Ostream& Foam::ensightFile::write(const int32_t val)
 {
     if (format() == IOstream::BINARY)
     {
-        unsigned int ivalue(value);
-
         write
         (
-            reinterpret_cast<const char *>(&ivalue),
-            sizeof(ivalue)
+            reinterpret_cast<const char *>(&val),
+            sizeof(int32_t)
         );
     }
     else
     {
         stdStream().width(10);
-        stdStream() << value;
+        stdStream() << val;
     }
 
     return *this;
 }
 
 
+Foam::Ostream& Foam::ensightFile::write(const int64_t val)
+{
+    int32_t ivalue(narrowInt32(val));
+
+    return write(ivalue);
+}
+
+
+Foam::Ostream& Foam::ensightFile::write(const floatScalar val)
+{
+    if (format() == IOstream::BINARY)
+    {
+        write
+        (
+            reinterpret_cast<const char *>(&val),
+            sizeof(floatScalar)
+        );
+    }
+    else
+    {
+        stdStream().width(12);
+        stdStream() << val;
+    }
+
+    return *this;
+}
+
+
+Foam::Ostream& Foam::ensightFile::write(const doubleScalar val)
+{
+    float fvalue(narrowFloat(val));
+
+    return write(fvalue);
+}
+
+
 Foam::Ostream& Foam::ensightFile::write
 (
     const label value,
@@ -255,13 +289,7 @@ Foam::Ostream& Foam::ensightFile::write
 {
     if (format() == IOstream::BINARY)
     {
-        unsigned int ivalue(value);
-
-        write
-        (
-            reinterpret_cast<const char *>(&ivalue),
-            sizeof(ivalue)
-        );
+        write(value);
     }
     else
     {
@@ -273,36 +301,6 @@ Foam::Ostream& Foam::ensightFile::write
 }
 
 
-Foam::Ostream& Foam::ensightFile::write(const scalar value)
-{
-    float fvalue(value);
-
-    // TBD: limit range?
-    // #if defined(WM_DP)
-    // if (mag(value) < scalar(floatScalarVSMALL))
-    // {
-    //     fvalue = 0;
-    // }
-    // #endif
-
-    if (format() == IOstream::BINARY)
-    {
-        write
-        (
-            reinterpret_cast<const char *>(&fvalue),
-            sizeof(fvalue)
-        );
-    }
-    else
-    {
-        stdStream().width(12);
-        stdStream() << fvalue;
-    }
-
-    return *this;
-}
-
-
 void Foam::ensightFile::newline()
 {
     if (format() == IOstream::ASCII)

src/fileFormats/ensight/file/ensightFile.H

@@ -172,6 +172,21 @@ public:
         //- Write undef value
         Ostream& writeUndef();
 
+
+        //- Writing token does not make sense
+        virtual bool write(const token&)
+        {
+            NotImplemented;
+            return false;
+        }
+
+        //- Writing single character does not make sense
+        virtual Ostream& write(const char)
+        {
+            NotImplemented;
+            return *this;
+        }
+
         //- Binary write
         virtual Ostream& write(const char* buf, std::streamsize count);
 
@@ -185,13 +200,19 @@ public:
         virtual Ostream& write(const string& str);
 
         //- Write integer as "%10d" or as binary
-        Ostream& write(const label value);
+        virtual Ostream& write(const int32_t val);
+
+        //- Write integer as "%10d" or as binary
+        virtual Ostream& write(const int64_t val);
 
         //- Write integer with specified width or as binary
         Ostream& write(const label value, const label fieldWidth);
 
-        //- Write float as "%12.5e" or as binary
-        Ostream& write(const scalar value);
+        //- Write floating-point as "%12.5e" or as binary
+        virtual Ostream& write(const floatScalar val);
+
+        //- Write floating-point as "%12.5e" or as binary
+        virtual Ostream& write(const doubleScalar val);
 
         //- Add carriage return to ascii stream
         void newline();

src/fileFormats/ensight/part/faces/ensightFaces.H

@@ -241,7 +241,7 @@ public:
         //- optionally write all element addresses
         virtual void writeDict(Ostream& os, const bool full=false) const;
 
-        //- Write geometry, using a mesh reference (serial only)
+        //- Write geometry, using a mesh reference
         virtual void write
         (
             ensightGeoFile& os,

src/fileFormats/ensight/part/surface/ensightOutputSurface.H

@@ -117,6 +117,13 @@ public:
         //- Write a field of point values (serial-only)
         template<class Type>
         void writePointData(ensightFile& os, const Field<Type>& fld) const;
+
+
+    // Housekeeping
+
+        //- Cannot write geometry with a mesh reference
+        virtual void write(ensightGeoFile&, const polyMesh&, bool) const
+        {}
 };