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PlatformIO package of the Teensy core framework compatible with GCC 10 & C++20
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framework-arduinoteensy-cxx20/libraries/RA8875/Examples/_DUE/benchmarks/tests.ino

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  1. unsigned long testPixel() {

  2.   tft.fillWindow();

  3.   unsigned long start = micros();

  4.   tft.drawPixel(0, 0, RA8875_WHITE);

  5.   return micros() - start;

  6. }

  7. 

  8. unsigned long testPixels() {

  9.   int green = 0;

  10.   tft.fillWindow();

  11.   unsigned long start = micros();

  12.   for (uint16_t i = 0; i < tft.width(); i++) {

  13.     if (green > 255) green = 0;

  14.     tft.drawPixel(i, 0, tft.Color565(0, green, 0));

  15.     green++;

  16.   }

  17.   return micros() - start;

  18. }

  19. 

  20. unsigned long testFillScreen() {

  21.   tft.fillWindow();

  22.   unsigned long start = micros();

  23.   tft.fillWindow(RA8875_RED);

  24.   return micros() - start;

  25. }

  26. 

  27. unsigned long testText() {

  28.   tft.clearScreen();

  29.   tft.setTextColor(RA8875_WHITE);

  30.   tft.setFontScale(0);

  31.   unsigned long start = micros();

  32.   tft.println("Hello World!");

  33.   tft.setTextColor(RA8875_YELLOW);

  34.   tft.setFontScale(1);

  35.   tft.println(1234.56);

  36.   tft.setTextColor(RA8875_RED);

  37.   tft.println(0xFFFF, HEX);

  38.   tft.println();

  39.   tft.setTextColor(RA8875_GREEN);

  40.   tft.setFontScale(3);

  41.   tft.println("Hello");

  42.   tft.setFontScale(0);

  43.   tft.println("I implore thee, my foonting turlingdromes.");

  44.   tft.println("And hooptiously drangle me");

  45.   tft.println("with crinkly bindlewurdles, Or I will rend thee");

  46.   tft.println("in the gobberwartswith my blurglecruncheon,");

  47.   tft.println("with my blurglecruncheon,");

  48.   tft.println("see if I don't!");

  49.   unsigned long result = micros() - start;

  50.   return result;

  51. }

  52. 

  53. unsigned long testLines(uint16_t color) {

  54.   unsigned long start = 0;

  55.   unsigned long t = 0;

  56.   uint16_t i;

  57. 

  58.   tft.fillWindow();

  59. 

  60.   start = micros();

  61.   for (i = 0; i < tft.width(); i += 6) tft.drawLine(0, 0, i, tft.height() - 1, color);

  62.   for (i = 0; i < tft.height(); i += 6) tft.drawLine(0, 0, tft.width() - 1, i, color);

  63.   t = micros() - start;//exclude clear screen from count

  64.   tft.fillWindow();

  65.   start = micros();

  66.   for (i = 0; i < tft.width(); i += 6) tft.drawLine(tft.width() - 1, 0, i, tft.height() - 1, color);

  67.   for (i = 0; i < tft.height(); i += 6) tft.drawLine(tft.width() - 1, 0, 0, i, color);

  68.   t += micros() - start;

  69.   tft.fillWindow();

  70.   start = micros();

  71.   for (i = 0; i < tft.width(); i += 6) tft.drawLine(0, tft.height() - 1, i, 0, color);

  72.   for (i = 0; i < tft.height(); i += 6) tft.drawLine(0, tft.height() - 1, tft.width() - 1, i, color);

  73.   t += micros() - start;

  74.   tft.fillWindow();

  75.   start = micros();

  76.   for (i = 0; i < tft.width(); i += 6) tft.drawLine(tft.width() - 1, tft.height() - 1, i, 0, color);

  77.   for (i = 0; i < tft.height(); i += 6) tft.drawLine(tft.width() - 1, tft.height() - 1, 0, i, color);

  78.   return micros() - start;

  79. }

  80. 

  81. unsigned long testFastLines(uint16_t color1, uint16_t color2) {

  82.   unsigned long start;

  83.   uint16_t i;

  84.   tft.clearScreen();

  85.   start = micros();

  86.   for (i = 0; i < tft.height(); i += 5) tft.drawFastHLine(0, i, tft.width() - 1, color1);

  87.   for (i = 0; i < tft.width(); i += 5) tft.drawFastVLine(i, 0, tft.height() - 1, color2);

  88.   return micros() - start;

  89. }

  90. 

  91. unsigned long testRects(uint16_t color) {

  92.   unsigned long start;

  93.   uint16_t i;

  94.   uint16_t i2;

  95.   uint16_t cx = tft.width() / 2;

  96.   uint16_t cy = tft.height() / 2;

  97.   uint16_t n = min(tft.width(), tft.height());

  98.   tft.fillWindow();

  99.   start = micros();

  100.   for (i = 2; i < n; i += 6) {

  101.     i2 = i / 2;

  102.     tft.drawRect(cx - i2, cy - i2, i, i, color);

  103.   }

  104.   return micros() - start;

  105. }

  106. 

  107. 

  108. unsigned long testFilledRects(uint16_t color1, uint16_t color2) {

  109.   unsigned long start;

  110.   unsigned long t = 0;

  111.   int           n, i, i2,

  112.                 cx = tft.width()  / 2,

  113.                 cy = tft.height() / 2;

  114.   tft.fillWindow();

  115.   n     = min(tft.width(), tft.height());

  116.   start = micros();

  117.   for (i = 2; i < n; i += 6) {

  118.     i2 = i / 2;

  119.     tft.fillRect(cx - i2, cy - i2, i, i, color1);

  120.   }

  121.   t = micros() - start;

  122.   for (i = 2; i < n; i += 6) {

  123.     i2 = i / 2;

  124.     tft.drawRect(cx - i2, cy - i2, i, i, color2);

  125.   }

  126.   return t;

  127. }

  128. 

  129. 

  130. unsigned long testFilledCircles(uint8_t radius, uint16_t color1, uint16_t color2) {

  131.   unsigned long start;

  132.   //unsigned long t = 0;

  133.   uint16_t x;

  134.   uint16_t y;

  135.   uint16_t r2 = radius * 2;

  136.   tft.fillWindow();

  137.   start = micros();

  138.   for (x = radius; x < tft.width(); x += r2) {

  139.     for (y = radius; y < tft.height(); y += r2) {

  140.       tft.fillCircle(x, y, radius, color1);

  141.       //t    += micros() - start;

  142.       //tft.drawCircle(x, y, radius, color2);

  143.     }

  144.   }

  145.   return micros() - start;

  146. }

  147. 

  148. unsigned long testCircles(uint8_t radius, uint16_t color) {

  149.   unsigned long start;

  150.   uint16_t x;

  151.   uint16_t y;

  152.   uint16_t r2 = radius * 2;

  153.   start = micros();

  154.   for (x = 0; x < (tft.width() - radius); x += r2) {

  155.     for (y = 0; y < (tft.height() - radius); y += r2) {

  156.       tft.drawCircle(x, y, radius, color);

  157.     }

  158.   }

  159.   return micros() - start;

  160. }

  161. 

  162. unsigned long testTriangles(uint16_t color) {

  163.   unsigned long start;

  164.   uint16_t i;

  165.   uint16_t cx = (tft.width() / 2) - 1;

  166.   uint16_t cy = (tft.height() / 2) - 1;

  167.   uint16_t n = min(cx, cy);

  168.   tft.fillWindow();

  169.   start = micros();

  170.   for (i = 0; i < n; i += 5) {

  171.     // peak,bottom left,bottom right

  172.     tft.drawTriangle(cx, cy - i, cx - i, cy + i, cx + i, cy + i, color);

  173.   }

  174.   return micros() - start;

  175. }

  176. 

  177. unsigned long testFilledTriangles(uint16_t color1, uint16_t color2) {

  178.   unsigned long start;

  179.   unsigned long t = 0;

  180.   uint16_t i;

  181.   uint16_t cx = (tft.width() / 2) - 1;

  182.   uint16_t cy = (tft.height() / 2) - 1;

  183.   uint16_t n = min(cx, cy);

  184.   tft.fillWindow();

  185.   start = micros();

  186.   for (i = n; i > 10; i -= 5) {

  187.     start = micros();

  188.     tft.fillTriangle(cx, cy - i, cx - i, cy + i, cx + i, cy + i, color1);

  189.     //tft.Color565(0, i, i));

  190.     t += micros() - start;

  191.     tft.drawTriangle(cx, cy - i, cx - i, cy + i, cx + i, cy + i, color2);

  192.     //tft.Color565(i, i, 0));

  193.   }

  194.   return t;

  195. }

  196. 

  197. 

  198. 

  199. unsigned long testFilledRoundRects() {

  200.   unsigned long start;

  201.   uint16_t i, d;

  202.   tft.fillWindow();

  203.   if (tft.getRotation() != 1 && tft.getRotation() != 3) {

  204.     d = tft.height() - 1;

  205.   } else {

  206.     d = tft.width() - 1;

  207.   }

  208.   start = micros();

  209.   for (i = d; i >= 10; i--) {

  210.     tft.fillRoundRect(tft.width() / 2 - (i / 2), tft.height() / 2 - (i / 2), i, i, i / 4, tft.htmlTo565(0xFF0000 + i));

  211.   }

  212.   return micros() - start;

  213. }

  214. 

  215. unsigned long testRoundRects() {

  216.   unsigned long start;

  217.   uint16_t i, d;

  218.   tft.fillWindow();

  219.   if (tft.getRotation() != 1 && tft.getRotation() != 3) {

  220.     d = tft.height() - 1;

  221.   } else {

  222.     d = tft.width() - 1;

  223.   }

  224.   start = micros();

  225.   for (i = d; i >= 10; i--) {

  226.     tft.drawRoundRect(tft.width() / 2 - (i / 2), tft.height() / 2 - (i / 2), i, i, i / 4, random(0xFFFF));

  227.   }

  228.   return micros() - start;

  229. }

  230. 

  231. void test(uint8_t rot) {

  232.   tft.clearScreen();

  233.   tft.setRotation(rot);

  234.   tft.setCursor(CENTER,CENTER);

  235.   tft.setTextColor(RA8875_WHITE);

  236.   tft.setFontScale(2);

  237.   tft.print("Rotation:");

  238.   tft.print(rot);

  239.   tft.setFontScale(2);

  240.   tft.setCursor(0,0);

  241.   delay(1000);

  242.   Serial.print(F("screen:"));

  243.   Serial.print(tft.width());

  244.   Serial.print("x");

  245.   Serial.print(tft.height());

  246.   Serial.print(" - rotation:");

  247.   Serial.print(rot);

  248.   Serial.println(F("\nBenchmark                Time (microseconds)"));

  249.   Serial.print(F("Screen fill              "));

  250.   Serial.println(testFillScreen());

  251.   delay(DELAY_BETWEEN);

  252. 

  253.   Serial.print(F("Test Pixel               "));

  254.   Serial.println(testPixel());

  255.   delay(DELAY_BETWEEN);

  256. 

  257.   Serial.print(F("Test Pixels              "));

  258.   Serial.println(testPixels());

  259.   delay(DELAY_BETWEEN);

  260. 

  261.   Serial.print(F("Text                     "));

  262.   Serial.println(testText());

  263.   delay(DELAY_BETWEEN);

  264. 

  265.   Serial.print(F("Lines                    "));

  266.   Serial.println(testLines(RA8875_CYAN));

  267.   delay(DELAY_BETWEEN);

  268. 

  269.   Serial.print(F("Horiz/Vert Lines         "));

  270.   Serial.println(testFastLines(RA8875_RED, RA8875_BLUE));

  271.   delay(DELAY_BETWEEN);

  272. 

  273.   Serial.print(F("Rectangles (outline)     "));

  274.   Serial.println(testRects(RA8875_GREEN));

  275.   delay(DELAY_BETWEEN);

  276. 

  277.   Serial.print(F("Rectangles (filled)      "));

  278.   Serial.println(testFilledRects(RA8875_YELLOW, RA8875_MAGENTA));

  279.   delay(DELAY_BETWEEN);

  280. 

  281.   Serial.print(F("Circles (filled)         "));

  282.   Serial.println(testFilledCircles(10, RA8875_MAGENTA, RA8875_YELLOW));

  283.   delay(DELAY_BETWEEN);

  284. 

  285.   Serial.print(F("Circles (outline)        "));

  286.   Serial.println(testCircles(10, RA8875_WHITE));

  287.   delay(DELAY_BETWEEN);

  288. 

  289.   Serial.print(F("Triangles (outline)      "));

  290.   Serial.println(testTriangles(RA8875_CYAN));

  291.   delay(DELAY_BETWEEN);

  292. 

  293.   Serial.print(F("Triangles (filled)       "));

  294.   Serial.println(testFilledTriangles(RA8875_RED, RA8875_CYAN));

  295.   delay(DELAY_BETWEEN);

  296. 

  297.   Serial.print(F("Rounded rects (outline)  "));

  298.   Serial.println(testRoundRects());

  299.   delay(DELAY_BETWEEN);

  300. 

  301.   Serial.print(F("Rounded rects (filled)   "));

  302.   Serial.println(testFilledRoundRects());

  303.   delay(DELAY_BETWEEN);

  304. 

  305. 

  306.   Serial.println(F("--------------------------------\n"));

  307. }