From 5e8402354e51ebe4e30da6595a57dc8df6be8ae4 Mon Sep 17 00:00:00 2001 From: Diogo Cordeiro Date: Thu, 13 Feb 2020 16:15:23 +0000 Subject: [PATCH] [CLEANUP] Refactored the code --- pedro/snake/snake.ino | 153 --------------- snake.ino | 433 +++++++++++++++++++++++------------------- 2 files changed, 234 insertions(+), 352 deletions(-) delete mode 100644 pedro/snake/snake.ino diff --git a/pedro/snake/snake.ino b/pedro/snake/snake.ino deleted file mode 100644 index 4e98e7d..0000000 --- a/pedro/snake/snake.ino +++ /dev/null @@ -1,153 +0,0 @@ -#define BOARD_LENGTH 8 - -struct pair { - int x; - int y; -}; - -class Snake { -private: - char state; - int snake_size; - pair pos[64]; - pair get_next_move(pair p); - -public: - Snake() { - this->state = 'U'; - this->snake_size = 4; - for (int i = snake_size - 1; i >= 0; i--) { - pair p; - p.x = 5; - p.y = i; - this->pos[i] = p; - } - } - void change_state(char m); - void eat(pair p); - void snake_to_matrix(int (*pixels)[BOARD_LENGTH]){ - for(int i = 0; i < BOARD_LENGTH; i++){ - for(int j = 0; j < BOARD_LENGTH; j++){ - pixels[i][j] = HIGH; // CLEAR ALL PIXELS; - } - } - for(int i = 0; i < snake_size; i++) { - pair p = pos[i]; - pixels[p.x][p.y] = LOW; // TURN ON PIXELS OF SNAKE - } - } - void next_move(); - pair snake_head() { - return pos[0]; - } -}; - -pair Snake::get_next_move(pair p) { - pair r; - switch (state) { - case 'U': - r.x = (p.x + BOARD_LENGTH - 1) % BOARD_LENGTH; - r.y = p.y; - break; - case 'D': - r.x = (p.x + 1) % BOARD_LENGTH; - r.y = p.y; - break; - case 'L': - r.x = p.x; - r.y = (p.y + 1) % BOARD_LENGTH; - break; - case 'R': - r.x = p.x; - r.y = (p.y + BOARD_LENGTH - 1) % BOARD_LENGTH; - break; - } - return r; -} - -void Snake::next_move() { - for (int i = snake_size; i > 0; i--) { - pos[i] = pos[i - 1]; - } - pos[0] = get_next_move(pos[0]); -} - -void Snake::eat(pair p) { pos[snake_size++] = p; } - -const int row[8] = {2, 7, 19, 5, 13, 18, 12, 16}; - -// 2-dimensional array of column pin numbers: -const int col[8] = {6, 11, 10, 3, 17, 4, 8, 9}; - -// 2-dimensional array of pixels: -int pixels[8][8]; - -// cursor position: -int x = 5; -int y = 5; -Snake snake; - -void setup() { - // initialize the I/O pins as outputs - // iterate over the pins: - for (int thisPin = 0; thisPin < 8; thisPin++) { - // initialize the output pins: - pinMode(col[thisPin], OUTPUT); - pinMode(row[thisPin], OUTPUT); - // take the col pins (i.e. the cathodes) high to ensure that - // the LEDS are off: - digitalWrite(col[thisPin], HIGH); - } - - // initialize the pixel matrix: - for (int x = 0; x < 8; x++) { - for (int y = 0; y < 8; y++) { - pixels[x][y] = HIGH; - } - } -} - -void loop() { - // read input: - // readSensors(); - snake.snake_to_matrix(pixels); - snake.next_move(); - // draw the screen: - for(int i = 0; i < 100; i++) - Display(); -} - -void readSensors() { - // turn off the last position: - pixels[x][y] = HIGH; - // read the sensors for X and Y values: - x = 7 - map(analogRead(A0), 0, 1022, 0, 7); - y = map(analogRead(A1), 0, 1022, 0, 7); - // set the new pixel position low so that the LED will turn on - // in the next screen refresh: - pixels[x][y] = LOW; -} - -void Display() -{ - for(int c = 0; c<8;c++) - { - digitalWrite(col[c],LOW);//use thr column - //loop - for(int r = 0;r<8;r++) - { - digitalWrite(row[r],(pixels[r][c]+1)%2); - } - delay(1); - Clear(); //Remove empty display light - } -} - -void Clear() //清空显示 -{ - for(int i = 0;i<8;i++) - { - digitalWrite(row[i],LOW); - digitalWrite(col[i],HIGH); - } -} diff --git a/snake.ino b/snake.ino index 984d855..2755b25 100644 --- a/snake.ino +++ b/snake.ino @@ -2,117 +2,128 @@ #define SNAKE_MAX_SIZE 32 struct pair { - int x; - int y; + int x; + int y; }; class Snake { -private: - char state; - int snake_size; - pair pos[64]; - pair get_next_move(pair p); - pair fruitPos; - bool fruit; + private: + char state; + int snake_size; + pair pos[64]; + pair get_next_move(pair p); + pair fruit_pos; + bool fruit; -public: - Snake() { - this->state = 'U'; - this->snake_size = 4; - fruit = false; - for (int i = snake_size - 1; i >= 0; i--) { - pair p; - p.x = 5; - p.y = i; - this->pos[i] = p; - } - } - void change_state(char state) { - if (state != '\0'){ - if((state == 'L' || state == 'R') && (this->state == 'U' || this->state=='D')) // if currently moving up or down and state change is left or right update - this->state = state; - else if((state == 'U' || state == 'D') && (this->state == 'L' || this->state=='R')) // the opposite - this->state = state; - } - //else ignore - } - void grow(); - void snake_to_matrix(int (*pixels)[BOARD_LENGTH]){ - for(int i = 0; i < BOARD_LENGTH; i++){ - for(int j = 0; j < BOARD_LENGTH; j++){ - pixels[i][j] = HIGH; // CLEAR ALL PIXELS; - } - } - for(int i = 0; i < snake_size; i++) { - pair p = pos[i]; - pixels[p.x][p.y] = LOW; // TURN ON PIXELS OF SNAKE - } - if(fruit) - pixels[fruitPos.x][fruitPos.y] = LOW; - } - pair snake_head() { - return pos[0]; - } - void generate_fruit() { - if(!fruit) { - fruit = true; - fruitPos.x = random(7); - fruitPos.y = random(7); - } - } - void next_move() { - for (int i = snake_size; i > 0; i--) { - pos[i] = pos[i - 1]; - } - pos[0] = get_next_move(pos[0]); - if (fruit) { - if (pos[0].x == fruitPos.x && pos[0].y == fruitPos.y) { - grow(); - fruit = false; - } - } - } - bool eats_itself() { - for(int i = 1; i < snake_size; i++) - if( pos[0].x == pos[i].x && pos[0].y == pos[i].y ) return true; - return false; - } + public: + Snake() { + this->state = 'R'; + this->snake_size = 4; + fruit = false; + for (int i = 0; i < snake_size ; ++i) { + pair p; + p.x = 7; + p.y = i; + this->pos[0] = p; + } + } + void change_state(char state) { + if (state != 'I') { + // if currently moving up or down and state change is + // left or right, then update + if ((state == 'R' || state == 'L') && + (this->state == 'U' || this->state == 'D')) { + this->state = state; + } + else if ((state == 'U' || state == 'D') && + (this->state == 'R' || this->state == 'L')) { + this->state = state; + } + } + //else ignore + } + void snake_to_matrix(int (*pixels)[BOARD_LENGTH]) { + for (int i = 0; i < BOARD_LENGTH; ++i) { + for (int j = 0; j < BOARD_LENGTH; ++j) { + pixels[i][j] = LOW; // CLEAR ALL PIXELS; + } + } + for (int i = 0; i < snake_size; ++i) { + pair p = pos[i]; + pixels[p.x][p.y] = HIGH; // TURN ON PIXELS OF SNAKE + } + if (fruit) { + pixels[fruit_pos.x][fruit_pos.y] = HIGH; + } + } + pair snake_head() { + return pos[0]; + } + void generate_fruit() { + if (!fruit) { + fruit = true; + // random inclusive (starts at 0) + fruit_pos.x = random(7); + fruit_pos.y = random(7); + } + } + void grow(); + void next_move() { + for (int i = snake_size; i > 0; --i) { + pos[i] = pos[i - 1]; + } + pos[0] = get_next_move(pos[0]); + if (fruit) { + if (pos[0].x == fruit_pos.x && pos[0].y == fruit_pos.y) { + grow(); + fruit = false; + } + } + } + bool eats_itself() { + for (int i = 1; i < snake_size; ++i) { + if (pos[0].x == pos[i].x && pos[0].y == pos[i].y) { + return true; + } + } + return false; + } }; -pair Snake::get_next_move(pair p) { - pair r(p); - switch (state) { - case 'U': - r.x = (p.x + BOARD_LENGTH - 1) % BOARD_LENGTH; - r.y = p.y; - break; - case 'D': - r.x = (p.x + 1) % BOARD_LENGTH; - r.y = p.y; - break; - case 'L': - r.x = p.x; - r.y = (p.y + 1) % BOARD_LENGTH; - break; - case 'R': - r.x = p.x; - r.y = (p.y + BOARD_LENGTH - 1) % BOARD_LENGTH; - break; - } - return r; +pair Snake::get_next_move(pair p) +{ + pair r(p); + switch (state) { + case 'U': + r.x = (p.x + BOARD_LENGTH - 1) % BOARD_LENGTH; + r.y = p.y; + break; + case 'D': + r.x = (p.x + 1) % BOARD_LENGTH; + r.y = p.y; + break; + case 'R': + r.x = p.x; + r.y = (p.y + 1) % BOARD_LENGTH; + break; + case 'L': + r.x = p.x; + r.y = (p.y + BOARD_LENGTH - 1) % BOARD_LENGTH; + break; + } + return r; } -void Snake::grow() { - if (snake_size < SNAKE_MAX_SIZE) { - pos[snake_size] = pos[snake_size - 1]; - ++snake_size; - } +void Snake::grow() +{ + if (snake_size < SNAKE_MAX_SIZE) { + pos[snake_size] = pos[snake_size - 1]; + ++snake_size; + } } -const int row[8] = {2, 7, 19, 5, 13, 18, 12, 16}; - -// 2-dimensional array of column pin numbers: -const int col[8] = {6, 11, 10, 3, 17, 4, 8, 9}; +const int row[8] = { 2, 7, 19, 5, 13, 18, 12, 16 }; +const int col[8] = { 6, 11, 10, 3, 17, 4, 8, 9 }; // 2-dimensional array of pixels: int pixels[8][8]; @@ -122,109 +133,133 @@ int x = 5; int y = 5; Snake snake; -void setup() { - Serial.begin(9600); // 9600 bps - // initialize the I/O pins as outputs - // iterate over the pins: - for (int thisPin = 0; thisPin < 8; thisPin++) { - // initialize the output pins: - pinMode(col[thisPin], OUTPUT); - pinMode(row[thisPin], OUTPUT); - // take the col pins (i.e. the cathodes) high to ensure that - // the LEDS are off: - digitalWrite(col[thisPin], HIGH); - } - // initialize the pixel matrix: - for (int x = 0; x < 8; x++) { - for (int y = 0; y < 8; y++) { - pixels[x][y] = HIGH; - } - } - randomSeed(analogRead(0)); +// A BIG SAD CROSS +int dead[8][8] = { + {HIGH, LOW, LOW, LOW, LOW, LOW, LOW, HIGH}, + {LOW, HIGH, LOW, LOW, LOW, LOW, HIGH, LOW}, + {LOW, LOW, HIGH, LOW, LOW, HIGH, LOW, LOW}, + {LOW, LOW, LOW, HIGH, HIGH, LOW, LOW, LOW}, + {LOW, LOW, LOW, HIGH, HIGH, LOW, LOW, LOW}, + {LOW, LOW, HIGH, LOW, LOW, HIGH, LOW, LOW}, + {LOW, HIGH, LOW, LOW, LOW, LOW, HIGH, LOW}, + {HIGH, LOW, LOW, LOW, LOW, LOW, LOW, HIGH}, +}; + +/** + * The setup routine runs once when you press reset. + */ +void setup() +{ + Serial.begin(9600); // 9600 bps + // initialize the I/O pins as outputs + // iterate over the pins: + for (int this_pin = 0; this_pin < 8; ++this_pin) { + // initialize the output pins: + pinMode(col[this_pin], OUTPUT); + pinMode(row[this_pin], OUTPUT); + // take the col pins (i.e. the cathodes) high to ensure that + // the LEDS are off: + digitalWrite(col[this_pin], HIGH); + } + + // initialize the pixel matrix: + for (int x = 0; x < 8; ++x) { + for (int y = 0; y < 8; ++y) { + pixels[x][y] = HIGH; + } + } + randomSeed(analogRead(0)); } -void loop() { - if(random(20) == 0) snake.generate_fruit(); - snake.snake_to_matrix(pixels); - snake.next_move(); - // draw the screen: - if(snake.eats_itself()){ - for(int i = 0; i < 3; i++){ - for(int j = 0; j < 100; j++) - Display(); - delay(500); - } - int dead[8][8] = { - {0,1,1,1,1,1,1,0}, - {1,0,1,1,1,1,0,1}, - {1,1,0,1,1,0,1,1}, - {1,1,1,0,0,1,1,1}, - {1,1,1,0,0,1,1,1}, - {1,1,0,1,1,0,1,1}, - {1,0,1,1,1,1,0,1}, - {0,1,1,1,1,1,1,0}, - }; - for(int i = 0; i < 8; i++) - for(int j = 0; j < 8; j++) - pixels[i][j] = dead[i][j]; - while(true) Display(); - } - for(int i = 0; i < 30; i++) { - Display(); - snake.change_state(read_sensors()); - } - +/** + * The loop routine runs over and over again forever. + */ +void loop() +{ + snake.generate_fruit(); + snake.next_move(); + snake.snake_to_matrix(pixels); + for (int i = 0; i < 30; ++i) { + display_pixels(); + snake.change_state(read_sensors()); + } + // draw the screen: + if (snake.eats_itself()) { + for (int i = 0; i < 3; i++) { + for (int j = 0; j < 100; ++j) { + display_pixels(); + } + delay(500); + } + for (int i = 0; i < 8; ++i) { + for (int j = 0; j < 8; ++j) { + pixels[i][j] = dead[i][j]; + } + } + while (true) { + display_pixels(); + } + } } -void readSensors() { - // turn off the last position: - pixels[x][y] = HIGH; - // read the sensors for X and Y values: - x = 7 - map(analogRead(A0), 0, 1022, 0, 7); - y = map(analogRead(A1), 0, 1022, 0, 7); - // set the new pixel position low so that the LED will turn on - // in the next screen refresh: - pixels[x][y] = LOW; +/** + * Prints the pixels array in the matrix + */ +void display_pixels() +{ + for (int c = 0; c < 8; ++c) { + digitalWrite(col[c], LOW); + for (int r = 0; r < 8; ++r) { + digitalWrite(row[r], pixels[r][c]); + } + delay(1); + display_clear(); + } } -void Display() -{ - for(int c = 0; c<8;c++) - { - digitalWrite(col[c],LOW);//use thr column - //loop - for(int r = 0;r<8;r++) - { - digitalWrite(row[r],(pixels[r][c]+1)%2); - } - delay(1); - Clear(); //Remove empty display light - } -} - -void Clear() //清空显示 -{ - for(int i = 0;i<8;i++) - { - digitalWrite(row[i],LOW); - digitalWrite(col[i],HIGH); - } -} - -char read_sensors() { - //int clicked = digitalRead(z); // if 0, then clicked - //if(!clicked) return 'C'; - x = map(analogRead(A0),0,1023,0,10) - 5; - y = map(analogRead(A1),0,1023,0,10) - 5; - if(abs(x) <= 1 && abs(y) <= 1) { // test if joystick is the middle with some leeway - return '\0'; - }else if(abs(x) > abs(y) ) { // test if move in x axis is > than in y axis - if(x > 1) return 'L'; - else return 'R'; - } else { - if(y > 1) return 'U'; - else return 'D'; - } - return '\0'; +/** + * Remove empty display light + * 清空显示 + */ +void display_clear() +{ + for (int i = 0; i < 8; ++i) { + digitalWrite(row[i], LOW); + digitalWrite(col[i], HIGH); + } +} + +/** + * Returns the current joystick input with some leeway + * I means Iddle + * L means Left + * R means Right + * U means Up + * D means Down + */ +char read_sensors() +{ + //int clicked = digitalRead(z); // if 0, then clicked + //if(!clicked) return 'C'; + x = map(analogRead(A0), 0, 1023, 0, 10) - 5; + y = map(analogRead(A1), 0, 1023, 0, 10) - 5; + // test if joystick is the middle with some leeway + if (abs(x) <= 3 && abs(y) <= 3) { + return 'I'; + // test if move in x axis is > than in y axis + } else if (abs(x) > abs(y)) { + if (x > 1) { + return 'R'; + } else { + return 'L'; + } + } else { + if (y > 1) { + return 'U'; + } else { + return 'D'; + } + } + return 'I'; }