Removed some spurious float casts

(explanation: float is implicitly promoted to double anyway, it's only useful
for storage; also a fp variable forces conversion of other int in the expression
without needing a cast)
Typo fixes in some comments 'floatting' -> 'floating' :D

common/common_plot_functions.cpp

@@ -238,7 +238,7 @@ void PlotWorkSheet( PLOTTER* plotter, const TITLE_BLOCK& aTitleBlock,
             lnMsg = ReturnGraphicTextWidth( msg, sz.x, false, false ) / iusPerMil;
             ln = Mm2mils( 49 );
             if( lnMsg > ln )
-                sz.x *= float( ln ) / lnMsg;
+                sz.x *= double( ln ) / lnMsg;
             pos.x = (refx - Mm2mils( 25 )) * iusPerMil;
             pos.y = (refy - Mm2mils( 7.5 )) * iusPerMil;
             plotter->Text( pos, plotClr,
@@ -354,7 +354,7 @@ void PlotWorkSheet( PLOTTER* plotter, const TITLE_BLOCK& aTitleBlock,
             lnMsg = ReturnGraphicTextWidth( msg, sz.x, false, false ) / iusPerMil;
             ln = Mm2mils( 119 );
             if( lnMsg > ln )
-                sz.x *= float( ln ) / lnMsg;
+                sz.x *= double( ln ) / lnMsg;
             pos.x = (refx - Mm2mils( 60 )) * iusPerMil;
             pos.y = (refy - Mm2mils( 47.5 )) * iusPerMil;
             plotter->Text( pos, plotClr,
@@ -371,7 +371,7 @@ void PlotWorkSheet( PLOTTER* plotter, const TITLE_BLOCK& aTitleBlock,
             lnMsg = ReturnGraphicTextWidth( msg, sz.x, false, false ) / iusPerMil;
             ln = Mm2mils( 22 );
             if( lnMsg > ln )
-                sz.x *= float( ln ) / lnMsg;
+                sz.x *= double( ln ) / lnMsg;
             pos.x = (refx - Mm2mils( 167.5 )) * iusPerMil;
             pos.y = (refy - Mm2mils( 27.5 )) * iusPerMil;
             plotter->Text( pos, plotClr,
@@ -388,7 +388,7 @@ void PlotWorkSheet( PLOTTER* plotter, const TITLE_BLOCK& aTitleBlock,
             lnMsg = ReturnGraphicTextWidth( msg, sz.x, false, false ) / iusPerMil;
             ln = Mm2mils( 22 );
             if( lnMsg > ln )
-                sz.x *= float( ln ) / lnMsg;
+                sz.x *= double( ln ) / lnMsg;
             pos.x = (refx - Mm2mils( 167.5 )) * iusPerMil;
             pos.y = (refy - Mm2mils( 22.5 )) * iusPerMil;
             plotter->Text( pos, plotClr,
@@ -405,7 +405,7 @@ void PlotWorkSheet( PLOTTER* plotter, const TITLE_BLOCK& aTitleBlock,
             lnMsg = ReturnGraphicTextWidth( msg, sz.x, false, false ) / iusPerMil;
             ln = Mm2mils( 22 );
             if( lnMsg > ln )
-                sz.x *= float( ln ) / lnMsg;
+                sz.x *= double( ln ) / lnMsg;
             pos.x = (refx - Mm2mils( 167.5 )) * iusPerMil;
             pos.y = (refy - Mm2mils( 2.5 )) * iusPerMil;
             plotter->Text( pos, plotClr,
@@ -485,7 +485,7 @@ void PlotWorkSheet( PLOTTER* plotter, const TITLE_BLOCK& aTitleBlock,
             lnMsg = ReturnGraphicTextWidth( msg, sz.x, false, false ) / iusPerMil;
             ln = Mm2mils( 109 );
             if( lnMsg > ln )
-                sz.x *= float( ln ) / lnMsg;
+                sz.x *= double( ln ) / lnMsg;
             pos.x = (refx - Mm2mils( 65 )) * iusPerMil;
             pos.y = (refy - Mm2mils( 7.5 )) * iusPerMil;
             plotter->Text( pos, plotClr,
@@ -589,7 +589,7 @@ void PlotWorkSheet( PLOTTER* plotter, const TITLE_BLOCK& aTitleBlock,
             lnMsg = ReturnGraphicTextWidth( msg, sz.x, false, false ) / iusPerMil;
             ln = Mm2mils( 69 );
             if( lnMsg > ln )
-                sz.x *= float( ln ) / lnMsg;
+                sz.x *= double( ln ) / lnMsg;
             pos.x = (refx + Mm2mils( 35 )) * iusPerMil;
             pos.y = (refy + Mm2mils( 7 )) * iusPerMil;
             plotter->Text( pos, plotClr,
@@ -642,7 +642,7 @@ void PlotWorkSheet( PLOTTER* plotter, const TITLE_BLOCK& aTitleBlock,
             lnMsg = ReturnGraphicTextWidth( msg, sz.x, false, false ) / iusPerMil;
             ln = Mm2mils( 69 );
             if( lnMsg > ln )
-                sz.x *= float( ln ) / lnMsg;
+                sz.x *= double( ln ) / lnMsg;
             pos.x = (refx - Mm2mils( 7 )) * iusPerMil;
             pos.y = (refy + Mm2mils( 35 )) * iusPerMil;
             plotter->Text( pos, plotClr,

common/copy_to_clipboard.cpp

@@ -71,8 +71,8 @@ bool DrawPageOnClipboard( EDA_DRAW_FRAME* aFrame )
     wxRect  DrawArea;
     BASE_SCREEN* screen = aFrame->GetCanvas()->GetScreen();
 
-    /* scale is the ratio resolution/internal units */
-    float   scale = 82.0 / 1000.0 / (double) screen->MilsToIuScalar();
+    // scale is the ratio resolution/internal units
+    double  scale = 82.0 / 1000.0 / (double) screen->MilsToIuScalar();
 
     if( screen->IsBlockActive() )
     {

eeschema/component_references_lister.cpp

@@ -223,8 +223,8 @@ static bool engStrToDouble( wxString aStr, double* aDouble )
         multiplier = 1e12;
         break;
     case 'R':
-    case '.':       // floatting point separator
-    case ',':       // floatting point separator (some languages)
+    case '.':       // floating point separator
+    case ',':       // floating point separator (some languages)
     default:
         multiplier = 1;
         break;
@@ -262,7 +262,7 @@ static bool engStrToDouble( wxString aStr, double* aDouble )
         break;
     }
 
-    LOCALE_IO dummy;    // set to C floatting point standard
+    LOCALE_IO dummy;    // set to C floating point standard
     valueStr.ToDouble( aDouble );
     *aDouble *= multiplier;
 

eeschema/pinedit.cpp

@@ -653,12 +653,12 @@ void LIB_EDIT_FRAME::OnCheckComponent( wxCommandEvent& event )
 %.3f)</b> conflicts with pin %s \"%s\" at location <b>(%.3f, %.3f)</b>" ),
                     GetChars( stringCurrPinNum ),
                     GetChars( curr_pin->GetName() ),
-                    (float) curr_pin->GetPosition().x / 1000.0,
-                    (float) -curr_pin->GetPosition().y / 1000.0,
+                    curr_pin->GetPosition().x / 1000.0,
+                    -curr_pin->GetPosition().y / 1000.0,
                     GetChars( stringPinNum ),
                     GetChars( Pin->GetName() ),
-                    (float) Pin->GetPosition().x / 1000.0,
-                    (float) -Pin->GetPosition().y / 1000.0 );
+                    Pin->GetPosition().x / 1000.0,
+                    -Pin->GetPosition().y / 1000.0 );
 
         if( m_component->GetPartCount() > 1 )
         {
@@ -696,8 +696,8 @@ void LIB_EDIT_FRAME::OnCheckComponent( wxCommandEvent& event )
         msg.Printf( _( "<b>Off grid pin %s</b> \"%s\" at location <b>(%.3f, %.3f)</b>" ),
                     GetChars( stringPinNum ),
                     GetChars( Pin->GetName() ),
-                    (float) Pin->GetPosition().x / 1000.0,
-                    (float) -Pin->GetPosition().y / 1000.0 );
+                    Pin->GetPosition().x / 1000.0,
+                    -Pin->GetPosition().y / 1000.0 );
 
         if( m_component->GetPartCount() > 1 )
         {

gerbview/gerbview_frame.cpp

@@ -418,8 +418,8 @@ void GERBVIEW_FRAME::Liste_D_Codes()
             Line.Printf( wxT( "tool %2.2d:   D%2.2d  V %2.4f  H %2.4f  %s" ),
                          jj,
                          pt_D_code->m_Num_Dcode,
-                         (float) pt_D_code->m_Size.y / scale,
-                         (float) pt_D_code->m_Size.x / scale,
+                         pt_D_code->m_Size.y / scale,
+                         pt_D_code->m_Size.x / scale,
                          D_CODE::ShowApertureType( pt_D_code->m_Shape )
                          );
 

include/param_config.h

@@ -20,7 +20,7 @@
  * We cannot use wxConfigBase->Write for a double, because
  * this function uses a format with very few digits in mantissa,
  * and truncation issues are frequent.
- * We use here a better floatting format.
+ * We use here a better floating format.
  *
  * Note: prior to 2.9.1, the separator was localized, and after, uses
  * the "C" notation

pcbnew/dimension.cpp

@@ -325,7 +325,7 @@ static void BuildDimension( EDA_DRAW_PANEL* aPanel, wxDC* aDC,
     {
         wxPoint delta;
         int dx, dy;
-        float angle, depl;
+        double angle, depl;
         delta = Dimension->m_featureLineDO - Dimension->m_featureLineGO;
 
         /* Calculating the direction of travel perpendicular to the selected axis. */