Diff: Joystick/Joystick.h

Revision:

8:b4a2954dd74f

Parent:

7:e3844250b77d

diff -r e3844250b77d -r b4a2954dd74f Joystick/Joystick.h
--- a/Joystick/Joystick.h	Fri May 15 22:23:22 2020 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,108 +0,0 @@
-#ifndef JOYSTICK_H
-#define JOYSTICK_H
-
-#include "mbed.h"
-
-// this value can be tuned to alter tolerance of joystick movement
-#define TOL 0.1f
-#define RAD2DEG 57.2957795131f
-
-enum Direction {
-    CENTRE,  // 0
-    N,       // 1
-    NE,      // 2
-    E,       // 3
-    SE,      // 4
-    S,       // 5
-    SW,      // 6
-    W,       // 7
-    NW      // 8
-};
-
-struct Vector2D {
-  float x;
-  float y;  
-};
-
-struct Polar {
-    float mag;
-    float angle;
-};
-
-/** Joystick Class
-@author Dr Craig A. Evans, University of Leeds
-@brief  Library for interfacing with analogue joystick
-
-Example:
-
-@code
-
-#include "mbed.h"
-#include "Joystick.h"
-
-//                  y     x     button
-Joystick joystick(PTB10,PTB11,PTC16);
-
-int main() {
-    
-    joystick.init();
-    
-    while(1) {
-    
-        Vector2D coord = joystick.get_coord();
-        printf("Coord = %f,%f\n",coord.x,coord.y);
-        
-        Vector2D mapped_coord = joystick.get_mapped_coord(); 
-        printf("Mapped coord = %f,%f\n",mapped_coord.x,mapped_coord.y); 
-        
-        float mag = joystick.get_mag();
-        float angle = joystick.get_angle();
-        printf("Mag = %f Angle = %f\n",mag,angle);
-        
-        Direction d = joystick.get_direction();
-        printf("Direction = %i\n",d);
-        
-        if (joystick.button_pressed() ) {
-            printf("Button Pressed\n");  
-        }
-          
-        wait(0.5);
-    }
-    
-    
-}
-
-* @endcode
-*/
-class Joystick
-{
-public:
-    
-    //              y-pot              x-pot            button
-    Joystick(PinName vertPin,PinName horizPin,PinName clickPin);
-    
-    void init();  // needs to be called at start with joystick centred
-    float get_mag();              // polar
-    float get_angle();            // polar
-    Vector2D get_coord();         // cartesian co-ordinates x,y
-    Vector2D get_mapped_coord();  // x,y mapped to circle
-    Direction get_direction();    // N,NE,E,SE etc.
-    Polar get_polar();            // mag and angle in struct form
-    bool button_pressed();        // read button flag set in ISR when button pressed
-    
-private:
-
-    AnalogIn *vert;
-    AnalogIn *horiz;
-    InterruptIn *click;
-    
-    int _click_flag;    // flag set in ISR
-    void click_isr();   // ISR on button press
-       
-    // centred x,y values    
-    float _x0;
-    float _y0;
-    
-};
-
-#endif
\ No newline at end of file