Fix various MIDI control and installation issues:
[ardour.git] / libs / surfaces / mackie / mackie_surface.cc
1 #include "mackie_surface.h"
2 #include "surface_port.h"
3 #include "mackie_midi_builder.h"
4
5 #include <cmath>
6 #include <string>
7
8 using namespace Mackie;
9
10 void MackieSurface::display_timecode( SurfacePort & port, MackieMidiBuilder & builder, const std::string & timecode, const std::string & timecode_last )
11 {
12         port.write( builder.timecode_display( port, timecode, timecode_last ) );
13 }
14
15 float MackieSurface::scaled_delta( const ControlState & state, float current_speed )
16 {
17         return state.sign * ( std::pow( float(state.ticks + 1), 2 ) + current_speed ) / 100.0;
18 }