2018-02-18 14:02:33 +05:30

99 lines
2.5 KiB
C++

#include <SPI.h>
#include <Adafruit_GFX.h>
#include <TFT_ILI9163C.h>
// Color definitions
#define BLACK 0x0000
#define BLUE 0x001F
#define RED 0xF800
#define GREEN 0x07E0
#define CYAN 0x07FF
#define MAGENTA 0xF81F
#define YELLOW 0xFFE0
#define WHITE 0xFFFF
const float sin_d[] = {
0,0.17,0.34,0.5,0.64,0.77,0.87,0.94,0.98,1,0.98,0.94,
0.87,0.77,0.64,0.5,0.34,0.17,0,-0.17,-0.34,-0.5,-0.64,
-0.77,-0.87,-0.94,-0.98,-1,-0.98,-0.94,-0.87,-0.77,
-0.64,-0.5,-0.34,-0.17 };
const float cos_d[] = {
1,0.98,0.94,0.87,0.77,0.64,0.5,0.34,0.17,0,-0.17,-0.34,
-0.5,-0.64,-0.77,-0.87,-0.94,-0.98,-1,-0.98,-0.94,-0.87,
-0.77,-0.64,-0.5,-0.34,-0.17,0,0.17,0.34,0.5,0.64,0.77,
0.87,0.94,0.98};
const float d = 10;
float px[] = {
-d, d, d, -d, -d, d, d, -d };
float py[] = {
-d, -d, d, d, -d, -d, d, d };
float pz[] = {
-d, -d, -d, -d, d, d, d, d };
float p2x[] = {
0,0,0,0,0,0,0,0};
float p2y[] = {
0,0,0,0,0,0,0,0};
int r[] = {
0,0,0};
/*
Teensy3.x and Arduino's
You are using 4 wire SPI here, so:
MOSI: 11//Teensy3.x/Arduino UNO (for MEGA/DUE refere to arduino site)
MISO: 12//Teensy3.x/Arduino UNO (for MEGA/DUE refere to arduino site)
SCK: 13//Teensy3.x/Arduino UNO (for MEGA/DUE refere to arduino site)
the rest of pin below:
*/
#define __CS 10
#define __DC 9
/*
Teensy 3.x can use: 2,6,9,10,15,20,21,22,23
Arduino's 8 bit: any
DUE: check arduino site
If you do not use reset, tie it to +3V3
*/
TFT_ILI9163C tft = TFT_ILI9163C(__CS, __DC);
void setup() {
tft.begin();
}
void loop(){
tft.fillScreen(WHITE);
r[0]=r[0]+1;
r[1]=r[1]+1;
if (r[0] == 36) r[0] = 0;
if (r[1] == 36) r[1] = 0;
if (r[2] == 36) r[2] = 0;
for (int i=0;i<8;i++)
{
float px2 = px[i];
float py2 = cos_d[r[0]]*py[i] - sin_d[r[0]]*pz[i];
float pz2 = sin_d[r[0]]*py[i] + cos_d[r[0]]*pz[i];
float px3 = cos_d[r[1]]*px2 + sin_d[r[1]]*pz2;
float py3 = py2;
float pz3 = -sin_d[r[1]]*px2 + cos_d[r[1]]*pz2;
float ax = cos_d[r[2]]*px3 - sin_d[r[2]]*py3;
float ay = sin_d[r[2]]*px3 + cos_d[r[2]]*py3;
float az = pz3-190;
p2x[i] = ((tft.width())/2)+ax*500/az;
p2y[i] = ((tft.height())/2)+ay*500/az;
}
for (int i=0;i<3;i++) {
tft.drawLine(p2x[i],p2y[i],p2x[i+1],p2y[i+1],BLACK);
tft.drawLine(p2x[i+4],p2y[i+4],p2x[i+5],p2y[i+5],BLACK);
tft.drawLine(p2x[i],p2y[i],p2x[i+4],p2y[i+4],BLACK);
}
tft.drawLine(p2x[3],p2y[3],p2x[0],p2y[0],BLACK);
tft.drawLine(p2x[7],p2y[7],p2x[4],p2y[4],BLACK);
tft.drawLine(p2x[3],p2y[3],p2x[7],p2y[7],BLACK);
delay(15);
}