F-16 Pitch / Roll Trim Display

[JohnnyChicago]

/* DCS F-16 Pitch Trim Display by JohnnyChicago / Special Thanks to Vinc_Vega !!
   Arduino Nano / Oled SSD1306 128x64 Pixel
   DCS-BIOS Fork Version
   This sketch can be easily changed to display Roll Trim
   I am not a profi programmer and this sketch must be improved, but for now it works.
 */

#define DCSBIOS_DEFAULT_SERIAL
#include "DcsBios.h"
#include "U8glib.h"

U8GLIB_SSD1306_128X64 u8g(U8G_I2C_OPT_NONE | U8G_I2C_OPT_DEV_0);

int xmax = 128;
int ymax = 64;
int xcenter = xmax / 2;
int ycenter = ymax / 2 + 16;
int arc = ymax / 1.5;
int angle = 0;
int m = 10;
u8g_uint_t xx = 0;
int pitch = 90;


void onPitchtrimindChange(unsigned int newValue) {
  pitch = map(newValue, 0, 65535, 0, 1050);
  m = map(pitch, 0, 1023, 0, 90);
  // show needle and dial
  xx = m;
  if (xx < 45) {
    xx = xx + 135;
  } else {
    xx = xx - 45;
  }
}
DcsBios::IntegerBuffer pitchtrimindBuffer(0x44d2, 0xffff, 0, onPitchtrimindChange);


void gauge(uint8_t angle) {
  // draw border of the gauge
  u8g.drawCircle(xcenter, ycenter, arc + 6, U8G_DRAW_UPPER_RIGHT);
  u8g.drawCircle(xcenter, ycenter, arc + 6, U8G_DRAW_UPPER_LEFT);

  // draw the needle
  float x1 = sin(2 * angle * 2 * 3.14 / 360);
  float y1 = cos(2 * angle * 2 * 3.14 / 360);
  u8g.drawLine(xcenter, ycenter, xcenter + arc * x1, ycenter - arc * y1);
  // draw center point
  u8g.drawDisc(xcenter, ycenter, 2, U8G_DRAW_UPPER_LEFT);
  u8g.drawDisc(xcenter, ycenter, 2, U8G_DRAW_UPPER_RIGHT);

  // show scale
  u8g.drawDisc(25, 45, 2);
  u8g.drawDisc(30, 30, 2);
  u8g.drawDisc(43, 15, 2);
  u8g.drawDisc(61, 7, 2);
  u8g.drawDisc(63, 7, 2);
  u8g.drawDisc(66, 7, 2);
  u8g.drawDisc(86, 15, 2);
  u8g.drawDisc(96, 30, 2);
  u8g.drawDisc(104, 45, 2);
}

void setup(void) {
  DcsBios::setup();
  //u8g.setColorIndex(1);
}
void loop(void) {
  {
    u8g.firstPage();
    do {
      gauge(xx);
    } while (u8g.nextPage());
  }
  DcsBios::loop();
}

Hi there,

Here is a working sketch do display the F-16 Roll or Pitch Trim Settings on a Oled 1306 Display.

Code must be improved as i am not a profi programmer ! 

Have fun

 

 

[JohnnyChicago]

Spoiler

/*

DCS-F16 Pitch and Roll Trim Display by JohnnyChicago

2 x Oled SSD1106 128x64 HW SPI on one Arduino Nano

DCS-Bios Fork

*/

 

#define DCSBIOS_DEFAULT_SERIAL

#include "DcsBios.h"

#include <U8g2lib.h>

#include <SPI.h>

 

U8G2_SH1106_128X64_NONAME_F_4W_HW_SPI OLED1(U8G2_R0, /* cs=*/10, /* dc=*/8, /* reset=*/9);

U8G2_SH1106_128X64_NONAME_F_4W_HW_SPI OLED2(U8G2_R0, /* cs=*/4, /* dc=*/7, /* reset=*/5);

 

float gs_rad;  //stores angle from where to start in radinats

float ge_rad;  //stores angle where to stop in radinats

 

//example values for testing, use the values you wish to pass as argument while calling the function

byte cx = 64;       //x center

byte cy = 64;       //y center

byte radius = 63;   //radius

byte percent = 80;  //needle percent

int t, c, c1 = 0;

int n = 50;  //needle lenghth or int n = (r / 100.00) * p;  // calculate needle percent lenght

 

void Drawgauge(int x, byte y, byte r, byte p, int v, int minVal, int maxVal) {

  OLED1.firstPage();

  do {

    float gs_rad = -1.572;

    float ge_rad = 1.572;

    float i = ((v - minVal) * (ge_rad - gs_rad) / (maxVal - minVal) + gs_rad);

    int xp = x + (sin(i) * n);

    int yp = y - (cos(i) * n);

    //OLED1.drawCircle(x, y, r, U8G2_DRAW_UPPER_LEFT | U8G2_DRAW_UPPER_RIGHT);

    OLED1.drawLine(x - 1, y, xp, yp);

    OLED1.drawLine(x + 1, y, xp, yp);

    OLED1.drawDisc(15, 50, 2);

    OLED1.drawDisc(22, 30, 2);

    OLED1.drawDisc(33, 15, 2);

    OLED1.drawDisc(61, 7, 2);

    OLED1.drawDisc(63, 7, 2);

    OLED1.drawDisc(66, 7, 2);

    OLED1.drawDisc(93, 15, 2);

    OLED1.drawDisc(108, 30, 2);

    OLED1.drawDisc(115, 50, 2);

  } while (OLED1.nextPage());

}

 

void Drawgauge1(int x, byte y, byte r, byte p, int v, int minVal, int maxVal) {

  OLED2.firstPage();

  do {

    float gs_rad = -1.572;

    float ge_rad = 1.572;

    float i = ((v - minVal) * (ge_rad - gs_rad) / (maxVal - minVal) + gs_rad);

    int xp = x + (sin(i) * n);

    int yp = y - (cos(i) * n);

    //OLED2.drawCircle(x, y, r, U8G2_DRAW_UPPER_LEFT | U8G2_DRAW_UPPER_RIGHT);

    OLED2.drawLine(x - 1, y, xp, yp);

    OLED2.drawLine(x + 1, y, xp, yp);

    OLED2.drawDisc(15, 50, 2);

    OLED2.drawDisc(22, 30, 2);

    OLED2.drawDisc(33, 15, 2);

    OLED2.drawDisc(61, 7, 2);

    OLED2.drawDisc(63, 7, 2);

    OLED2.drawDisc(66, 7, 2);

    OLED2.drawDisc(93, 15, 2);

    OLED2.drawDisc(108, 30, 2);

    OLED2.drawDisc(115, 50, 2);

  } while (OLED2.nextPage());

}

 

void onPitchtrimindChange(unsigned int newValue) {

  c = map(newValue, 0, 65535, 5, 95);

  Drawgauge(cx, cy, radius, percent, c, 0, 99);

}

DcsBios::IntegerBuffer pitchtrimindBuffer(0x44d2, 0xffff, 0, onPitchtrimindChange);

 

void onRolltrimindChange(unsigned int newValue) {

  c1 = map(newValue, 0, 65535, 5, 95);

  Drawgauge1(cx, cy, radius, percent, c1, 0, 99);

}

DcsBios::IntegerBuffer rolltrimindBuffer(0x44d0, 0xffff, 0, onRolltrimindChange);

 

void setup() {

  DcsBios::setup();

  OLED1.begin();

  OLED2.begin();

}

 

void loop() {  

  DcsBios::loop();

}

New Version 
Now 2 Oleds in HW SPI Mode on one Arduino Nano.