fix conflicts

.github/workflows/ci.yml

@@ -7,6 +7,8 @@ on:
       - 'arduino_pong.ino'
       - 'Makefile'
       - '.github/workflows/ci.yml'
+      - 'src/*.cpp'
+      - 'src/*.h'
 
 jobs:
   build:

.gitignore

@@ -1,4 +1,4 @@
-.secrets
 .arduino_cache/
 bin/
 build/
+src/secrets.h

README.md

@@ -8,7 +8,7 @@ A classic implementation of the Pong game developed specifically for the Arduino
 
 # 📹 Preview
 
-![Pong](preview.png)
+![Pong](assets/preview.png)
 
 Youtube: https://youtu.be/ouLBTDjpKqc
 

arduino_pong.ino

@@ -1,20 +1,21 @@
 #include "Arduino_LED_Matrix.h"
 
-#include "config.h"
-#include "pong_render.h"
-#include "pong_player.h"
-#include "pong_ball.h"
+#include "src/config.h"
+#include "src/pong_render.h"
+#include "src/pong_player.h"
+#include "src/pong_ball.h"
+#include "src/arduino_network.h"
 
 // create LED matrix object
 ArduinoLEDMatrix matrix;
 
-// initial pong frame
+// initial pong frame matrix
 byte frame[MATRIX_HEIGHT][MATRIX_WIDTH] = {
   { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
   { 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
   { 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
-  { 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0 },
-  { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 },
+  { 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
+  { 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 },
   { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 },
   { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 },
   { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
@@ -30,32 +31,39 @@ int ball_y= BALL_RESET_Y;
 
 int need_refresh= 1;
 
-int loop_delay= INITIAL_LOOP_DELAY;
+int ball_delay= INITIAL_BALL_DELAY;
 
 long exec_t2= millis();
 
+
 void setup() {
-  //Serial.begin(115200);
   Serial.begin(9600);
-  // stard LED matrix
+  // start LED matrix
   matrix.begin();
   pinMode(P1_BTN_UP, INPUT_PULLUP);
   pinMode(P1_BTN_BOTTOM, INPUT_PULLUP);
   pinMode(P2_BTN_UP, INPUT_PULLUP);
   pinMode(P2_BTN_BOTTOM, INPUT_PULLUP);
 
-  randomSeed(analogRead(0));
+  randomSeed(millis());
+
+  setup_network();
 }
 
 void loop() {
   long exec_t1= millis();
   pong_move_p1(p1_start, need_refresh);
   pong_move_p2(p2_start, need_refresh);
-  render_matrix(frame, p1_start, p2_start, need_refresh, ball_x, ball_y);
-  if (exec_t1 - exec_t2 > loop_delay) {
-    move_ball(ball_x, ball_y, loop_delay, p1_start, p2_start, need_refresh);
+  if (exec_t1 - exec_t2 > ball_delay) {
+    move_ball(ball_x, ball_y, ball_delay, p1_start, p2_start, need_refresh);
     exec_t2= exec_t1;
   }
-  matrix.renderBitmap(frame, MATRIX_HEIGHT, MATRIX_WIDTH);
+  if (need_refresh) {
+    render_matrix(frame, p1_start, p2_start, ball_x, ball_y);
+    matrix.renderBitmap(frame, MATRIX_HEIGHT, MATRIX_WIDTH);
+    need_refresh= 0;
+  }
   delay(50);
+
+  web_server();
 }

config.h

@@ -1,11 +0,0 @@
-#define P1_BTN_UP 13
-#define P1_BTN_BOTTOM 12
-#define P2_BTN_UP 11
-#define P2_BTN_BOTTOM 10
-
-#define MATRIX_WIDTH 12
-#define MATRIX_HEIGHT 8
-#define BALL_RESET_X (MATRIX_WIDTH / 2)
-#define BALL_RESET_Y (MATRIX_HEIGHT / 2)
-#define BAR_LENGTH 3
-#define INITIAL_LOOP_DELAY 200

src/arduino_network.cpp

@@ -0,0 +1,141 @@
+#include "config.h"
+#include "Arduino.h"
+#include "WiFiS3.h"
+
+char ssid[]= SECRET_SSID;
+char pass[]= SECRET_PASS;
+int status= WL_IDLE_STATUS;
+WiFiServer server(80);
+
+
+void printMacAddress(byte mac[]) {
+  for (int i = 0; i < 6; i++) {
+    if (i > 0) {
+      Serial.print(":");
+    }
+    if (mac[i] < 16) {
+      Serial.print("0");
+    }
+    Serial.print(mac[i], HEX);
+  }
+  Serial.println();
+}
+
+void printWifiData() {
+  // print your board's IP address:
+  IPAddress ip = WiFi.localIP();
+  Serial.print("IP Address: ");
+
+  Serial.println(ip);
+
+  // print your MAC address:
+  byte mac[6];
+  WiFi.macAddress(mac);
+  Serial.print("MAC address: ");
+  printMacAddress(mac);
+}
+
+void printCurrentNet() {
+  // print the SSID of the network you're attached to:
+  Serial.print("SSID: ");
+  Serial.println(WiFi.SSID());
+
+  // print the MAC address of the router you're attached to:
+  byte bssid[6];
+  WiFi.BSSID(bssid);
+  Serial.print("BSSID: ");
+  printMacAddress(bssid);
+
+  // print the received signal strength:
+  long rssi = WiFi.RSSI();
+  Serial.print("signal strength (RSSI):");
+  Serial.println(rssi);
+
+  // print the encryption type:
+  byte encryption = WiFi.encryptionType();
+  Serial.print("Encryption Type:");
+  Serial.println(encryption, HEX);
+  Serial.println();
+}
+
+void setup_network() {
+  // check for the WiFi module:
+  if (WiFi.status() == WL_NO_MODULE) {
+    Serial.println("Communication with WiFi module failed!");
+    // don't continue
+    while (true);
+  }
+  String fv = WiFi.firmwareVersion();
+  Serial.print("Firmware version: ");
+  Serial.println(fv);
+  if (fv < WIFI_FIRMWARE_LATEST_VERSION) {
+    Serial.println("Please upgrade the firmware");
+  }
+
+  // attempt to connect to WiFi network:
+  // Definisci i parametri di rete prima del loop di connessione
+  IPAddress local_IP(192, 168, 1, 200);
+  IPAddress gateway(192, 168, 1, 1);
+  IPAddress subnet(255, 255, 255, 0);
+  IPAddress dns(9,9,9,9);
+  WiFi.config(local_IP, gateway, subnet, dns);
+  while (status != WL_CONNECTED) {
+    Serial.print("Attempting to connect to WPA SSID: ");
+    Serial.println(ssid);
+    // Connect to WPA/WPA2 network:
+    status = WiFi.begin(ssid, pass);
+
+    // wait 10 seconds for connection:
+    delay(10000);
+  }
+
+  // you're connected now, so print out the data:
+  Serial.println("You're connected to the network");
+  printCurrentNet();
+  printWifiData();
+  server.begin();
+}
+
+void web_server() {
+  WiFiClient client = server.available();
+
+  if (client) {                             // if you get a client,
+    Serial.println("new client");           // print a message out the serial port
+    String currentLine = "";                // make a String to hold incoming data from the client
+    while (client.connected()) {            // loop while the client's connected
+      if (client.available()) {             // if there's bytes to read from the client,
+        char c = client.read();             // read a byte, then
+        Serial.write(c);                    // print it out to the serial monitor
+        if (c == '\n') {                    // if the byte is a newline character
+
+          // if the current line is blank, you got two newline characters in a row.
+          // that's the end of the client HTTP request, so send a response:
+          if (currentLine.length() == 0) {
+            // HTTP headers always start with a response code (e.g. HTTP/1.1 200 OK)
+            // and a content-type so the client knows what's coming, then a blank line:
+            client.println("HTTP/1.1 200 OK");
+            client.println("Content-type:text/html");
+            client.println();
+
+            // the content of the HTTP response follows the header:
+            client.print("<p style=\"font-size:7vw;\">Click <a href=\"/H\">here</a> turn the LED on<br></p>");
+            client.print("<p style=\"font-size:7vw;\">Click <a href=\"/L\">here</a> turn the LED off<br></p>");
+
+            // The HTTP response ends with another blank line:
+            client.println();
+            // break out of the while loop:
+            break;
+          } else {    // if you got a newline, then clear currentLine:
+            currentLine = "";
+          }
+        } else if (c != '\r') {  // if you got anything else but a carriage return character,
+          currentLine += c;      // add it to the end of the currentLine
+        }
+      }
+
+    }
+    // close the connection:
+    client.stop();
+    Serial.println("client disconnected");
+  }
+}

src/arduino_network.h

@@ -0,0 +1,11 @@
+#ifndef PONG_NETWORK_H
+#define PONG_NETWORK_H
+#include "Arduino.h"
+
+void setup_network();
+void printMacAddress(byte mac[]);
+void printWifiData();
+void printCurrentNet();
+void web_server();
+
+#endif

src/config.h

@@ -0,0 +1,19 @@
+#if __has_include("secrets.h")
+  #include "secrets.h"
+#else
+  #define SECRET_SSID "Fallback_SSID"
+  #define SECRET_PASS "Fallback_PASS"
+  #warning "⚠️ secrets.h not found"
+#endif
+
+#define P1_BTN_UP 12
+#define P1_BTN_BOTTOM 11
+#define P2_BTN_UP 10
+#define P2_BTN_BOTTOM 9
+
+#define MATRIX_WIDTH 12
+#define MATRIX_HEIGHT 8
+#define BALL_RESET_X (MATRIX_WIDTH / 2)
+#define BALL_RESET_Y (MATRIX_HEIGHT / 2)
+#define BAR_LENGTH 3
+#define INITIAL_BALL_DELAY 200

src/pong_ball.cpp

@@ -13,7 +13,7 @@ int p2_score= 0;
 int ball_move_x= 0;
 int ball_move_y= 0;
 
-void point_scored(int &ball_x, int &ball_y, int &loop_delay) {
+void point_scored(int &ball_x, int &ball_y, int &ball_delay) {
   ball_x= BALL_RESET_X;
   ball_y= BALL_RESET_Y;
   Serial.print("P1: ");
@@ -24,10 +24,10 @@ void point_scored(int &ball_x, int &ball_y, int &loop_delay) {
   Serial.println();
 
   hits= 0;
-  loop_delay= INITIAL_LOOP_DELAY;
+  ball_delay= INITIAL_BALL_DELAY;
 }
 
-void move_ball(int &ball_x, int &ball_y, int &loop_delay, int p1_start, int p2_start, int &need_refresh) {
+void move_ball(int &ball_x, int &ball_y, int &ball_delay, int p1_start, int p2_start, int &need_refresh) {
   need_refresh= 1;
   if (ball_x < 0 || ball_x > MATRIX_WIDTH-1 || ball_y < 0 || ball_y > MATRIX_HEIGHT-1) {
     // ball out of matrix limits
@@ -52,7 +52,7 @@ void move_ball(int &ball_x, int &ball_y, int &loop_delay, int p1_start, int p2_s
       // else p2 score, reset board
       p2_score += 1;
       Serial.println("Player 2 Scores");
-      point_scored(ball_x, ball_y, loop_delay);
+      point_scored(ball_x, ball_y, ball_delay);
     }
     else {
       hits += 1;
@@ -64,7 +64,7 @@ void move_ball(int &ball_x, int &ball_y, int &loop_delay, int p1_start, int p2_s
       // else p1 score, reset board
       p1_score += 1;
       Serial.println("Player 1 Scores");
-      point_scored(ball_x, ball_y, loop_delay);
+      point_scored(ball_x, ball_y, ball_delay);
     }
     else {
       hits += 1;
@@ -77,10 +77,10 @@ void move_ball(int &ball_x, int &ball_y, int &loop_delay, int p1_start, int p2_s
     ball_move_y= ball_move_y * -1;
   }
 
-  if (hits >= 6 && loop_delay >= 80) {
+  if (hits >= 6 && ball_delay >= 80) {
     // increase ball speed
     hits = 0;
-    loop_delay -= 20;
+    ball_delay -= 20;
   }
 
   ball_x+= ball_move_x;

src/pong_render.cpp

@@ -1,9 +1,7 @@
 #include <Arduino.h>
 #include "config.h"
 
-void render_matrix(byte frame[MATRIX_HEIGHT][MATRIX_WIDTH], int p1_start, int p2_start, int &need_refresh, int ball_x, int ball_y) {
-  if (!need_refresh) return;
-  need_refresh= 0;
+void render_matrix(byte frame[MATRIX_HEIGHT][MATRIX_WIDTH], int p1_start, int p2_start, int ball_x, int ball_y) {
   // clear
   for (int x=0; x < MATRIX_WIDTH; x++) {
     for (int y=0; y < MATRIX_HEIGHT; y++) {

src/pong_render.h

@@ -4,6 +4,6 @@
 #include <Arduino.h>
 #include "Arduino_LED_Matrix.h"
 
-void render_matrix(byte frame[MATRIX_HEIGHT][MATRIX_WIDTH], int p1_start, int p2_start, int &need_refresh, int ball_x, int ball_y);
+void render_matrix(byte frame[MATRIX_HEIGHT][MATRIX_WIDTH], int p1_start, int p2_start, int ball_x, int ball_y);
 
 #endif