/* A Ping Pong game for 1 user, you can use the capacitive touch screen or a pot connected to A0 If you have a buzzer connected to pin 8 you will have sound as well. */ #include #include #if defined(USE_FT5206_TOUCH) #include #endif #define RA8875_CS 10 #define RA8875_RESET 9 #if defined(USE_FT5206_TOUCH) #define RA8875_INT 2 #endif #define BEEPER_PIN 8 uint8_t ballSize = 8; uint16_t ballColor = RA8875_YELLOW; uint8_t ballSpeed = 10; // lower numbers are faster uint8_t paddleH = 5; uint8_t paddleW = 30; int16_t paddleX = 20; int16_t paddleY = 0; int16_t oldPaddleY; int16_t scoreHumanTextX = 0; int16_t scoreCpuTextX = 0; int16_t ballTextX = 0; int16_t scoreTextY = 0; bool launchBall = true; int humanScore = 0; int cpuScore = 0; uint8_t maxBalls = 10; bool restart = true; #if defined(USE_FT5206_TOUCH) RA8875 tft = RA8875(RA8875_CS, RA8875_RESET, RA8875_INT); #else RA8875 tft = RA8875(RA8875_CS, RA8875_RESET); #endif int16_t ballDirX = 1; int16_t ballDirY = 1; int16_t ballX = 0; int16_t ballY = 0; int16_t oldBallX = -1; int16_t oldBallY = -1; uint16_t grey = tft.Color565(100, 100, 100); void setup() { // begin display: Choose from: RA8875_480x272, RA8875_800x480, RA8875_800x480ALT, Adafruit_480x272, Adafruit_800x480 tft.begin(RA8875_800x480); #if defined(USE_FT5206_TOUCH) tft.setTouchLimit(1); tft.armTouchISR(true);//touch screen interrupt it's armed #endif scoreTextY = tft.height() - (30 + 1 + (ballSize + 1)) + 15; } void loop() { if (restart) { restart = false; restartGame(); } paddleRead(); // update the ball's position and draw it on screen if (millis() % ballSpeed < 2) moveBall(); } void moveBall() { bool started = false; if (launchBall) { launchBall = false; ballDirX = random(1, 5); ballDirY = random(1, 5); ballX = (tft.width() - 1) - (ballSize + ballDirY) ; ballY = (tft.height() / 2) + random(-30, 30); oldBallX = -1; oldBallY = -1; started = true; } else { bool reverseDirX = false; bool reverseDirY = false; if (ballX > tft.width() - (ballSize + 2)) reverseDirX = true;//RIGHT if (ballX < 0) {//missed ball!-------------------------------------- tft.fillRect(oldBallX, oldBallY, ballSize, ballSize, RA8875_BLACK); tft.drawFastVLine(tft.width() - 1, 0, tft.height() - (30 + 1), grey); tone(BEEPER_PIN, 800, 100); launchBall = true; //delay(1000); maxBalls--; cpuScore += 100; setScore(); if (maxBalls < 1) { tft.setCursor(CENTER, CENTER); tft.setFontScale(2); if (cpuScore > humanScore) { tft.print("YOU LOOSE!"); } else if (cpuScore == humanScore) { tft.print("PARITY!"); } else { tft.print("YOU WIN!"); } setBallScore(0); setScore(); delay(5000); tft.fillWindow(); restart = true; return; } else { setBallScore(maxBalls); delay(1000); return; } } if (reverseDirX) { ballDirX = -ballDirX; beeper(false); } if ((ballY > tft.height() - (30 + 1 + (ballSize + 5)))) reverseDirY = true;//BOTTOM if (ballY < (ballSize)) reverseDirY = true;//TOP if (reverseDirY) { ballDirY = -ballDirY; beeper(false); } if (inPaddle(ballX, ballY, paddleX, paddleY, paddleH, paddleW)) { beeper(true); humanScore += 100; setScore(); ballDirX = -ballDirX; ballDirY = -ballDirY; } ballX += ballDirX; ballY += ballDirY; } if (oldBallX != ballX || oldBallY != ballY) tft.fillRect(oldBallX, oldBallY, ballSize, ballSize, RA8875_BLACK); tft.fillRect(ballX, ballY, ballSize, ballSize, ballColor); if (started)tft.drawFastVLine(tft.width() - 1, 0, tft.height() - (30 + 1), grey); oldBallX = ballX; oldBallY = ballY; } void restartGame() { humanScore = 0; cpuScore = 0; maxBalls = 10; launchBall = true; //tft.clearScreen(); tft.setFontScale(0); tft.setTextColor(RA8875_WHITE, RA8875_BLACK); tft.setCursor(30, scoreTextY); tft.print("Human: "); scoreHumanTextX = tft.getCursorX(); tft.setCursor(120, scoreTextY); tft.print("CPU: "); scoreCpuTextX = tft.getCursorX(); tft.setCursor(200, scoreTextY); tft.print("BALL: "); ballTextX = tft.getCursorX(); tft.setCursor(tft.width() - 120, scoreTextY); tft.print("[ Damn Pong! ] "); tft.drawFastHLine(paddleX, tft.height() - (30 + 1), tft.width() - 1, grey);//bottom tft.drawFastHLine(paddleX, 0, tft.width() - 1, grey);//top tft.drawFastVLine(tft.width() - 1, 0, tft.height() - (30 + 1), grey); setScore(); setBallScore(maxBalls); } // this function checks the position of the ball // to see if it intersects with the paddle boolean inPaddle(int16_t x, int16_t y, int16_t rectX, int16_t rectY, uint8_t rectWidth, uint8_t rectHeight) { if ((x >= rectX && x <= (rectX + rectWidth)) && (y >= rectY && y <= (rectY + rectHeight))) return true; return false; } void paddleRead(void) { //uint16_t test = random(100,1024); //uint16_t test = 700; #if defined(USE_FT5206_TOUCH) if (tft.touched()) { tft.updateTS(); uint16_t coordinates[1][2]; tft.getTScoordinates(coordinates); paddleY = map(coordinates[0][1], 0, tft.width(), (tft.height() - (30 + 1) - (paddleW)), 4); tft.armTouchISR(); } #else int temp = analogRead(A0); paddleY = map(temp, 0, 1024, (tft.height() - (30 + 1) - (paddleW)), 4); #endif //paddleY = map(test, 0, 1024, (tft.height() - (30 + 1) - (paddleW)), 4); if (oldPaddleY != paddleY) tft.fillRect(paddleX, oldPaddleY, paddleH, paddleW, RA8875_BLACK); tft.fillRect(paddleX, paddleY, paddleH, paddleW, RA8875_WHITE); oldPaddleY = paddleY; } void setScore() { tft.setFontScale(0); tft.setCursor(scoreHumanTextX, scoreTextY); tft.print(" "); tft.setCursor(scoreHumanTextX, scoreTextY); tft.print(humanScore); tft.setCursor(scoreCpuTextX, scoreTextY); tft.print(" "); tft.setCursor(scoreCpuTextX, scoreTextY); tft.print(cpuScore); } void setBallScore(uint8_t ball) { tft.setFontScale(0); tft.setCursor(ballTextX, scoreTextY); tft.print(" "); tft.setCursor(ballTextX, scoreTextY); tft.print(ball); } void beeper(bool padHit) { if (padHit) { tone(BEEPER_PIN, 2000, 20); } else { tone(BEEPER_PIN, 3000, 20); } }