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AndreiDegtiarev / AWind

Arduino window library for TFT and OLED displays
Apache License 2.0
92 stars 24 forks source link

problem compiling examples in arduino compiler 1.6.6 #1

Closed kcobley closed 9 years ago

kcobley commented 9 years ago

Opening Guages.pde and 'verify/compile' - compiler has several errors like this:

Arduino: 1.6.6 (Windows XP), Board: "Arduino/Genuino Mega or Mega 2560, ATmega2560 (Mega 2560)"

In file included from C:\Program Files\Arduino\libraries\AWind/GaugeBar.h:22:0,

             from sketch\GaugesWindow.h:20,

             from C:\Documents and Settings\Owner\Desktop\Arduino\awind_full\AWind\examples\Gauges\Gauges.pde:28:

C:\Program Files\Arduino\libraries\AWind/Gauge.h:34:46: error: 'constexpr' needed for in-class initialization of static data member 'const float Gauge::_sector_angle_rad' of non-integral type [-fpermissive]

static const float _sector_angle_rad=3.14/2*0.8;

                                          ^

In file included from sketch\GaugesWindow.h:21:0,

             from C:\Documents and Settings\Owner\Desktop\Arduino\awind_full\AWind\examples\Gauges\Gauges.pde:28:

C:\Program Files\Arduino\libraries\AWind/GaugeRadialPointer.h:30:46: error: 'constexpr' needed for in-class initialization of static data member 'const float GaugeRadialPointer::_sector_angle_rad' of non-integral type [-fpermissive]

static const float _sector_angle_rad=3.14/2*0.8;

                                          ^

In file included from C:\Program Files\Arduino\libraries\AWind/ChartWindow.h:26:0,

             from sketch\GaugesWindow.h:22,

             from C:\Documents and Settings\Owner\Desktop\Arduino\awind_full\AWind\examples\Gauges\Gauges.pde:28:

C:\Program Files\Arduino\libraries\AWind/ChartDC.h:35:29: error: 'constexpr' needed for in-class initialization of static data member 'const float ChartDC::AutoMin' of non-integral type [-fpermissive]

static const float AutoMin=1e-8;

                         ^

C:\Program Files\Arduino\libraries\AWind/ChartDC.h:36:29: error: 'constexpr' needed for in-class initialization of static data member 'const float ChartDC::AutoMax' of non-integral type [-fpermissive]

static const float AutoMax=1e8;

                         ^

exit status 1 Error compiling.

AndreiDegtiarev commented 9 years ago

Compile errors are resolved for arduino 1.6.6