2023/10/12 10:58

DFRobot Monochrome_0.96_128x64_IIC_SPI_OLED_Display_SKU_DFR0650

https://wiki.dfrobot.com/Monochrome_0.96_128x64_IIC_SPI_OLED_Display_SKU_DFR0650

21/25

*/

//U8G2_SSD1306_128X64_NONAME_1_HW_I2C u8g2(/* rotation=*/U8G2_R0, /* reset=*/ U8X8_PIN_NONE);

//

M0/ESP32/ESP8266/mega2560/Uno/Leona

U8G2_SSD1306_128X64_NONAME_1_4W_HW_SPI u8g2(/* rotation=*/U8G2_R0, /* cs=*/ 10, /* dc=*/ 9);

//2D array: The coordinates of all vertices of the tetrahesome are stored

double tetrahedron[4][3] = {{0,30,-30},{-30,-30,-30},{30,-30,-30},{0,0,30}};

void setup(void) {

u8g2.begin();

}

void loop(void) {

u8g2.firstPage();

do {

//Connect the corresponding points inside the tetrahethal together

u8g2.drawLine(OxyzToOu(tetrahedron[0][0], tetrahedron[0][2]), OxyzToOv(tetrahedron[0][1], tetrahedron[0][2]), OxyzToOu(tetrahedron[1

u8g2.drawLine(OxyzToOu(tetrahedron[1][0], tetrahedron[1][2]), OxyzToOv(tetrahedron[1][1], tetrahedron[1][2]), OxyzToOu(tetrahedron[2

u8g2.drawLine(OxyzToOu(tetrahedron[0][0], tetrahedron[0][2]), OxyzToOv(tetrahedron[0][1], tetrahedron[0][2]), OxyzToOu(tetrahedron[2

u8g2.drawLine(OxyzToOu(tetrahedron[0][0], tetrahedron[0][2]), OxyzToOv(tetrahedron[0][1], tetrahedron[0][2]), OxyzToOu(tetrahedron[3

u8g2.drawLine(OxyzToOu(tetrahedron[1][0], tetrahedron[1][2]), OxyzToOv(tetrahedron[1][1], tetrahedron[1][2]), OxyzToOu(tetrahedron[3

u8g2.drawLine(OxyzToOu(tetrahedron[2][0], tetrahedron[2][2]), OxyzToOv(tetrahedron[2][1], tetrahedron[2][2]), OxyzToOu(tetrahedron[3

// Rotate 0.1°

rotate(0.1);

} while ( u8g2.nextPage() );

//delay(50);

}

/*

！

* @brief Convert xz in the three-dimensional coordinate system Oxyz

* into the u coordinate inside the two-dimensional coordinate system Ouv

* @param x in Oxyz

* @param z in Oxyz

* @return u in Ouv

*/

int OxyzToOu(double x,double z){

return (int)((x + 64) - z*0.35);

}