void displayGameOver() {
tft.fillScreen(0x0000); // clear the screen with black
tft.setCursor(0,0); // set the cursor, indicates where to display
tft.setTextWrap(false); // no wrap
tft.setTextSize(3);
tft.print("\n GAME \n\n");
tft.print(" OVER\n\n");
tft.setTextSize(1);
tft.print(" SCORE: ");
tft.print(score);
//~ tft.print("\n TOP 5 OF THE SCORE LIST ");
// TO_DO: print out the score list, which needs to be saved in SD cardc
}
/*
* Writes out at most 20 restaurants on the screen,
* starting at the index passed in
*/
void writeOutRestaurants(uint16_t startingIndex, RestDist *distances, uint16_t length) {
tft.fillScreen(0);
tft.setCursor(0, 0);
tft.setTextColor(0xFFFF);
tft.setTextWrap(false);
for (int i = startingIndex; i < 20 + startingIndex; i++) {
if(i >= length) {
break;
}
Restaurant r;
getRestaurant(distances[i].index, &r, &card);
tft.print(i + 1);
tft.print(". ");
tft.print(r.name);
tft.print("\n");
}
tft.print("\n");
}
// show radio mode
void show_radiomode(String mode, boolean highlight) {
tft.fillRect(106, 108, 54, 18, BLACK); // erase old string
tft.setFont(&FreeSans9pt7b);
if (highlight) {
tft.setTextColor(YELLOW);
} else {
tft.setTextColor(WHITE);
}
tft.setCursor(106, 125);
tft.print(mode);
}
void show_bandfilter(String bandfiltername, boolean highlight) { // show band
tft.fillRect(0, 108, 40, 18, BLACK); // erase old string
tft.setFont(&FreeSans9pt7b);
if (highlight) {
tft.setTextColor(YELLOW);
} else {
tft.setTextColor(WHITE);
}
tft.setCursor(0, 125);
tft.print(bandfiltername);
}
// Printing
// To print snake main display
void snake() {
// printing to the screen
tft.fillScreen(BLACK);
tft.fillRoundRect(14,20,100,40,5,CYAN);
// where the characters will be displayed
tft.setCursor(20, 30);
tft.setTextColor(BLACK);
tft.setTextSize(3);
tft.setTextWrap(true);
tft.print("SNAKE");
}
// shows a countdown on the screen to the start of the game
void countdown()
{
for(int i=0;i<5;i++)
{
tft.fillScreen(BLACK);
tft.setTextSize(4);
tft.setCursor(srcWidth/2 - 10, srcHeight/2-10);
tft.print(5-i);
delay(1000);
}
tft.setTextSize(1);
}
void tftPrintTest2() {
tft.setCursor(0, 0);
tft.fillScreen(ST7735_BLACK);
tft.setTextColor(ST7735_WHITE);
tft.setTextSize(0);
tft.println("Hello Sming!");
tft.setTextSize(1);
tft.setTextColor(ST7735_GREEN);
tft.print(p, 6);
tft.println(" Want pi?");
tft.println(" ");
tft.print(8675309, HEX); // print 8,675,309 out in HEX!
tft.println(" Print HEX!");
tft.println(" ");
tft.setTextColor(ST7735_WHITE);
tft.println("Sketch has been");
tft.println("running for: ");
tft.setTextColor(ST7735_MAGENTA);
tft.print(millis() / 1000);
tft.setTextColor(ST7735_WHITE);
tft.print(" seconds.");
}
void tftPrintTest() {
tft.setTextWrap(false);
tft.fillScreen(ST7735_BLACK);
tft.setCursor(0, 30);
tft.setTextColor(ST7735_RED);
tft.setTextSize(1);
tft.println("Hello World!");
tft.setTextColor(ST7735_YELLOW);
tft.setTextSize(2);
tft.println("Hello World!");
tft.setTextColor(ST7735_GREEN);
tft.setTextSize(3);
tft.println("Hello World!");
tft.setTextColor(ST7735_BLUE);
tft.setTextSize(4);
tft.print(1234.567);
delay(1500);
tft.setCursor(0, 0);
tft.fillScreen(ST7735_BLACK);
tft.setTextColor(ST7735_WHITE);
tft.setTextSize(0);
tft.println("Hello World!");
tft.setTextSize(1);
tft.setTextColor(ST7735_GREEN);
tft.print(p, 6);
tft.println(" Want pi?");
tft.println(" ");
tft.print(8675309, HEX); // print 8,675,309 out in HEX!
tft.println(" Print HEX!");
tft.println(" ");
tft.setTextColor(ST7735_WHITE);
tft.println("Sketch has been");
tft.println("running for: ");
tft.setTextColor(ST7735_MAGENTA);
tft.print(millis() / 1000);
tft.setTextColor(ST7735_WHITE);
tft.print(" seconds.");
}
// show frequency
void show_frequency(long int freq, boolean highlight) {
uint8_t offsetx = 0;
tft.setFont(&FreeSans12pt7b);
char string[80]; // print format stuff
sprintf(string, "%d.%03d.%03d", freq / 1000000, (freq - freq / 1000000 * 1000000) / 1000,
freq % 1000 );
if (freq < 10000000) offsetx = 13;
tft.fillRect(pos_x_freq, pos_y_freq - 17, 120, 18, BLACK);
tft.setCursor(pos_x_freq + offsetx, pos_y_freq);
if (highlight) {
tft.setTextColor(YELLOW);
} else {
tft.setTextColor(WHITE);
}
tft.print(string);
}
void setup_display(void) {
// initialize the LCD display
// tft.init();
// tft.initR(INITR_BLACKTAB); // initialize a S6D02A1S chip, black tab
tft.setRotation(1);
tft.fillScreen(BLACK); //BLACK);
//tft.fillRect(0, pos, 160, 128-pos, BLACK); // erase old string
tft.setCursor(0, 119);
tft.setTextColor(WHITE);
tft.setTextWrap(true);
// tft.print("DD4WH SDR 5.00");
// Show mid screen tune position
tft.drawFastVLine(pos_centre_f, 0,pos+1, RED); //WHITE);
// tft.drawFastHLine(0, pos,79, YELLOW);// WHITE);
//tft.drawFastHLine(81, pos,79, YELLOW);
// draw S-Meter layout
tft.drawFastHLine (pos_x_smeter, pos_y_smeter-1, 9*s_w, WHITE);
tft.drawFastHLine (pos_x_smeter, pos_y_smeter+3, 9*s_w, WHITE);
tft.fillRect(pos_x_smeter, pos_y_smeter-3, 2, 2, WHITE);
tft.fillRect(pos_x_smeter+8*s_w, pos_y_smeter-3, 2, 2, WHITE);
tft.fillRect(pos_x_smeter+2*s_w, pos_y_smeter-3, 2, 2, WHITE);
tft.fillRect(pos_x_smeter+4*s_w, pos_y_smeter-3, 2, 2, WHITE);
tft.fillRect(pos_x_smeter+6*s_w, pos_y_smeter-3, 2, 2, WHITE);
tft.fillRect(pos_x_smeter+7*s_w, pos_y_smeter-4, 2, 3, WHITE);
tft.fillRect(pos_x_smeter+3*s_w, pos_y_smeter-4, 2, 3, WHITE);
tft.fillRect(pos_x_smeter+5*s_w, pos_y_smeter-4, 2, 3, WHITE);
tft.fillRect(pos_x_smeter+s_w, pos_y_smeter-4, 2, 3, WHITE);
tft.fillRect(pos_x_smeter+9*s_w, pos_y_smeter-4, 2, 3, WHITE);
tft.drawFastHLine (pos_x_smeter+9*s_w, pos_y_smeter-1, 3*s_w*2+2, GREEN);
tft.drawFastHLine (pos_x_smeter+9*s_w, pos_y_smeter+3, 3*s_w*2+2, GREEN);
tft.fillRect(pos_x_smeter+11*s_w, pos_y_smeter-4, 2, 3, GREEN);
tft.fillRect(pos_x_smeter+13*s_w, pos_y_smeter-4, 2, 3, GREEN);
tft.fillRect(pos_x_smeter+15*s_w, pos_y_smeter-4, 2, 3, GREEN);
tft.drawFastVLine (pos_x_smeter-1, pos_y_smeter-1, 5, WHITE);
tft.drawFastVLine (pos_x_smeter+15*s_w+2, pos_y_smeter-1, 5, GREEN);
tft.setCursor(pos_x_smeter - 4, pos_y_smeter - 13);
tft.setTextColor(WHITE);
tft.setTextWrap(true);
tft.print("S 1");
tft.setCursor(pos_x_smeter + 28, pos_y_smeter - 13);
tft.print("3");
tft.setCursor(pos_x_smeter + 48, pos_y_smeter - 13);
tft.print("5");
tft.setCursor(pos_x_smeter + 68, pos_y_smeter - 13);
tft.print("7");
tft.setCursor(pos_x_smeter + 88, pos_y_smeter - 13);
tft.print("9");
tft.setCursor(pos_x_smeter + 120, pos_y_smeter - 13);
tft.print("+20dB");
} // end void setupdisplay
void tftPrintTest1() {
tft.setTextWrap(false);
tft.fillScreen(ST7735_BLACK);
tft.setCursor(0, 30);
tft.setTextColor(ST7735_RED);
tft.setTextSize(1);
tft.println("Hello Sming!");
tft.setTextColor(ST7735_YELLOW);
tft.setTextSize(2);
tft.println("Hello Sming!");
tft.setTextColor(ST7735_GREEN);
tft.setTextSize(3);
tft.println("Hello Sming!");
tft.setTextColor(ST7735_BLUE);
tft.setTextSize(4);
tft.print(1234.567);
}
void intro_display(void) {
tft.setFont(&FreeSans12pt7b);
tft.setTextColor(WHITE);
tft.setTextWrap(true);
tft.setCursor(0, 30);
tft.print("Teensy SDR");
tft.setFont(&FreeSans9pt7b);
tft.setCursor(0, 50);
tft.print("by VE3MKC");
tft.setCursor(0, 80);
tft.print("PA3BYA");
tft.setCursor(0, 100);
tft.print("version: ");
tft.print(MAIN_VERSION_NUMBER);
tft.setCursor(0, 120);
tft.print("build: ");
tft.print(__DATE__);
}
void show_s_meter_layout() {
tft.drawFastHLine (pos_x_smeter, pos_y_smeter - 1, 9 * s_w, WHITE);
tft.drawFastHLine (pos_x_smeter, pos_y_smeter + 3, 9 * s_w, WHITE);
tft.fillRect(pos_x_smeter, pos_y_smeter - 3, 2, 2, WHITE);
tft.fillRect(pos_x_smeter + 8 * s_w, pos_y_smeter - 3, 2, 2, WHITE);
tft.fillRect(pos_x_smeter + 2 * s_w, pos_y_smeter - 3, 2, 2, WHITE);
tft.fillRect(pos_x_smeter + 4 * s_w, pos_y_smeter - 3, 2, 2, WHITE);
tft.fillRect(pos_x_smeter + 6 * s_w, pos_y_smeter - 3, 2, 2, WHITE);
tft.fillRect(pos_x_smeter + 7 * s_w, pos_y_smeter - 4, 2, 3, WHITE);
tft.fillRect(pos_x_smeter + 3 * s_w, pos_y_smeter - 4, 2, 3, WHITE);
tft.fillRect(pos_x_smeter + 5 * s_w, pos_y_smeter - 4, 2, 3, WHITE);
tft.fillRect(pos_x_smeter + s_w, pos_y_smeter - 4, 2, 3, WHITE);
tft.fillRect(pos_x_smeter + 9 * s_w, pos_y_smeter - 4, 2, 3, WHITE);
tft.drawFastHLine (pos_x_smeter + 9 * s_w, pos_y_smeter - 1, 3 * s_w * 2 + 2, GREEN);
tft.drawFastHLine (pos_x_smeter + 9 * s_w, pos_y_smeter + 3, 3 * s_w * 2 + 2, GREEN);
tft.fillRect(pos_x_smeter + 11 * s_w, pos_y_smeter - 4, 2, 3, GREEN);
tft.fillRect(pos_x_smeter + 13 * s_w, pos_y_smeter - 4, 2, 3, GREEN);
tft.fillRect(pos_x_smeter + 15 * s_w, pos_y_smeter - 4, 2, 3, GREEN);
tft.drawFastVLine (pos_x_smeter - 1, pos_y_smeter - 1, 5, WHITE);
tft.drawFastVLine (pos_x_smeter + 15 * s_w + 2, pos_y_smeter - 1, 5, GREEN);
tft.setFont();
tft.setCursor(pos_x_smeter - 4, pos_y_smeter - 13);
tft.setTextColor(WHITE);
tft.setTextWrap(true);
tft.print("S 1");
tft.setCursor(pos_x_smeter + 28, pos_y_smeter - 13);
tft.print("3");
tft.setCursor(pos_x_smeter + 48, pos_y_smeter - 13);
tft.print("5");
tft.setCursor(pos_x_smeter + 68, pos_y_smeter - 13);
tft.print("7");
tft.setCursor(pos_x_smeter + 88, pos_y_smeter - 13);
tft.print("9");
tft.setCursor(pos_x_smeter + 120, pos_y_smeter - 13);
tft.print("+20dB");
}
void show_bandwidth (int M, long int FU, long int FL) {
tft.drawFastHLine(0,pos+1,160, BLACK); // erase old indicator
tft.drawFastHLine(0,pos+2,160, BLACK); // erase old indicator
tft.drawFastHLine(0,pos+3,160, BLACK); // erase old indicator
tft.drawFastHLine(0,pos,160, BLACK); // erase old indicator
bwhelp = FU /100;
int leU = bwhelp*16/spectrum_span;
bwhelp = FL /100;
int leL = bwhelp*16/spectrum_span;
float kHz = (FU + FL) / 1000.0;
switch (M) {
case 0: //AM
tft.fillRect(4, pos_y_frequency-3, 32, 8, BLACK); // erase old string
tft.setTextColor(GREEN);
tft.setCursor(4, pos_y_frequency-3);
tft.print("AM");
break;
case 3: //DSB
tft.fillRect(4, pos_y_frequency-3, 32, 8, BLACK); // erase old string
tft.setTextColor(GREEN);
tft.setCursor(4, pos_y_frequency-3);
tft.print("DSB");
break;
case 4: //StereoAM
tft.fillRect(4, pos_y_frequency-3, 32, 8, BLACK); // erase old string
tft.setTextColor(GREEN);
tft.setCursor(4, pos_y_frequency-3);
tft.print("SteAM");
break;
case 2: //LSB
tft.fillRect(4, pos_y_frequency-3, 32, 8, BLACK); // erase old string
tft.setTextColor(GREEN);
tft.setCursor(4, pos_y_frequency-3);
tft.print("LSB");
break;
case 1: //USB
tft.fillRect(4, pos_y_frequency-3, 32, 8, BLACK); // erase old string
tft.setTextColor(GREEN);
tft.setCursor(4, pos_y_frequency-3);
tft.print("USB");
break;
} // end switch
//print bandwidth !
tft.fillRect(4, pos_y_frequency+7, 32, 8, BLACK); // erase old string
tft.setCursor(4, pos_y_frequency+7);
sprintf(string,"%02.1fk",kHz);
tft.print(string);
tft.setTextColor(WHITE); // set text color to white for other print routines not to get confused ;-)
// draw upper sideband indicator
tft.drawFastHLine(pos_centre_f, pos+1, leU, RED);
tft.drawFastHLine(pos_centre_f, pos+2, leU, RED);
tft.drawFastHLine(pos_centre_f, pos+3, leU, RED);
tft.drawFastHLine(pos_centre_f, pos, leU, RED);
// draw lower sideband indicator
left = pos_centre_f - leL;
tft.drawFastHLine(left+1, pos+1, leL, RED);
tft.drawFastHLine(left+1, pos+2, leL, RED);
tft.drawFastHLine(left+1,pos+3, leL, RED);
tft.drawFastHLine(left+1,pos, leL, RED);
tft.fillRect(pos_centre_f + 160/spectrum_span * 5, pos, 2, 3, YELLOW); // erase old string
tft.fillRect(pos_centre_f + 160/spectrum_span * 10, pos, 2, 4, YELLOW); // erase old string
tft.fillRect(pos_centre_f - 160/spectrum_span * 5, pos, 2, 3, YELLOW); // erase old string
tft.fillRect(pos_centre_f - 160/spectrum_span * 10, pos, 2, 4, YELLOW); // erase old string
tft.fillRect(pos_centre_f - 160/spectrum_span * 15, pos, 2, 3, YELLOW); // erase old string
tft.fillRect(pos_centre_f + 160/spectrum_span * 15, pos, 2, 3, YELLOW); // erase old string
tft.fillRect(pos_centre_f - 160/spectrum_span * 20, pos, 2, 4, YELLOW); // erase old string
tft.fillRect(pos_centre_f - 160/spectrum_span * 25, pos, 2, 3, YELLOW); // erase old string
tft.fillRect(pos_centre_f - 160/spectrum_span * 30, pos, 2, 4, YELLOW); // erase old string
}
void finishRound(char result, short& redTotal, short& blueTotal)
{
// increment score of the winner
switch(result)
{
case 'r':
redTotal++;
break;
case 'b':
blueTotal++;
break;
}
// set the screen to black
// and place text cursor in the middle
tft.fillScreen(0);
tft.setCursor(srcWidth/2-(40), srcHeight/2);
tft.setTextWrap(false);
// winner screen
if ((redTotal) >= roundsToWin)
{
tft.setTextColor(WHITE);
tft.print("GAME FINISHED\n");
tft.setCursor(srcWidth/2-(30), srcHeight/2 + 14);
tft.print("WINNER: ");
tft.setTextColor(RED);
tft.print("RED");
// reset scores
redTotal = blueTotal = 0;
// keep the frame until the user presses the button
while (digitalRead(SEL) == HIGH)
{
}
return;
}
else if ((blueTotal) >= roundsToWin)
{
tft.setTextColor(WHITE);
tft.print("GAME FINISHED\n");
tft.setCursor(srcWidth/2-(30), srcHeight/2 + 14);
tft.print("WINNER:");
tft.setTextColor(BLUE);
tft.print("BLUE");
// reset scores
redTotal = blueTotal = 0;
// keep the frame until the user presses the button
while (digitalRead(SEL) == HIGH)
{
}
return;
}
//place text cursor in the middle
tft.setCursor(srcWidth/2 - 10, srcWidth/2);
// blue result
tft.setTextColor(BLUE);
tft.print(blueTotal);
tft.setTextColor(WHITE);
tft.print(" - ");
// red result
tft.setTextColor(RED);
tft.print(redTotal);
// keep the frame until the user presses the button
while (digitalRead(SEL) == HIGH)
{
}
}
void hard(int box_colour) {
tft.fillRoundRect(37,130,54,20,5,box_colour);
tft.setCursor(41, 133);
tft.print("HARD");
}
// To print the difficulty options
void easy(int box_colour) {
tft.fillRoundRect(37,70,54,20,5,box_colour);
tft.setCursor(41, 73);
tft.print("EASY");
}
int main() {
// SETUP
init();
Serial.begin(9600);
tft.initR(INITR_BLACKTAB); // initialize screen
// Setting the joystick button and LEDs
pinMode(JOYSTICK_BUTTON, INPUT);
digitalWrite(JOYSTICK_BUTTON, HIGH);
// Initialize the SD card
Serial.print("Initializing SD card...");
if (!SD.begin(SD_CS)) {
Serial.println("failed!");
while(true) {} // something is wrong
}
else {Serial.println("OK!");}
// More initialization
Serial.print("Initializing Raw SD card...");
if (!card.init(SPI_HALF_SPEED, SD_CS)) {
Serial.println("failed!");
while(true) {} // something is wrong
}
else {Serial.println("OK!");}
// Create states for different modes
// C1 for Mode 1 - MENU screen
// C2 for Mode 2 - Snake Game
// C3 for Mode 3 - GAME OVER screen
// C4 for Mode 4 - Choose level
// C5 for Mode 5 - PAUSE screen
typedef enum {C1 = 1, C2, C3, C4, C5, ERR} State;
State state = C1;
int select, snakelength;
while (state!=ERR) {
if (state == C1) {
/// ====== MODE 1 - MENU ====== ///
Serial.println("Currently in Mode 1");
snakelength = 1;
init_vert = analogRead(JOYSTICK_VERT);
init_horiz = analogRead(JOYSTICK_HORIZ);
// preparations for the game - to not overlap with the pause menu
q = q_create(720);
i = 64; // x component
j = 80; // y component
q_add(q,i,j); // load into the queue
random_x = food_x(); // load x coordinate of food piece
random_y = food_y(); // load y coordinate of food piece
pausedirection = 0; // set paused direction to 0
// reset grid to 0
for (int a = 0; a < 24; a++) {
for (int b = 0; b < 30; b++) {
grid[a][b] = 0;
}
}
// display main menu
snake();
tft.setTextSize(2);
while(true) {
// alternate highlighting of START
unsigned long time = millis()%1000;
int a = time%1000;
if ((a<17)) {
tft.setCursor(34, 83);
tft.fillRoundRect(30,80,65,20,5,WHITE);
tft.setTextColor(RED);
tft.print("START");
}
else if ((a>500) && (a<520)) {
tft.setCursor(34, 83);
tft.fillRoundRect(30,80,65,20,5,RED);
tft.setTextColor(WHITE);
tft.print("START");
}
// Read the Joystick - HIGH if not pressed, LOW otherwise
select = digitalRead(JOYSTICK_BUTTON);
if (select == LOW) {
break;
}
}
state = C4;
}
else if (state == C2) {
/// ====== MODE 2 - SNAKE GAME ====== ///
Serial.println("Currently in Mode 2");
delay(50);
soundsetup(); //setting up sound pin
// print the background
tft.fillScreen(DARKRED);
tft.fillRect(4,5,120,150,DARKGRN);
// print the snake
int x,y;
x = q_frontx(q);
y = q_fronty(q);
tft.fillRect(x,y,5,5, WHITE);
//Bringing the food in, outside while loop first.
tft.fillRect(random_x, random_y, 5, 5, YELLOW);
// do auto calibration
int px, py;
int lastmove;
// read beginning direction chosen by user
if (pausedirection == 0) {
direction = read_direction();
}
else {
direction = pausedirection;
}
lastmove = direction;
while (true) {
// to direct movement
// (without going in reverse direction of previous movement)
// up
if (direction == 1) {
if (lastmove == 2) {
direction = 2;
j = j-5;
}
else {
j = j+5;
}
q_add(q,i,j);
}
// down
else if (direction == 2) {
if (lastmove == 1) {
direction = 1;
j = j+5;
}
else {
j = j-5;
}
q_add(q,i,j);
}
// right
else if (direction == 3) {
if (lastmove == 4) {
direction = 4;
i = i-5;
}
else {
i = i+5;
}
q_add(q,i,j);
}
// left
else if (direction == 4) {
if (lastmove == 3) {
direction = 3;
i = i+5;
}
else {
i = i-5;
}
q_add(q,i,j);
}
// if the direction is changed, store the new direction & last move
int new_direc = read_direction();
if ((new_direc != direction) && (new_direc != 0)) {
lastmove = direction;
direction = new_direc;
}
// if the snake hits a piece of food, the food vanishes and gets replaced
if ((i == random_x) && (j == random_y)) {
// snake grows by 4 squares, except for the first time
// this allows for it to end up as a max of 720 in the queue
if (snakelength == 1) {
q_add(q,i,j);
q_add(q,i,j);
q_add(q,i,j);
snakelength += 3;
}
else {
q_add(q,i,j);
q_add(q,i,j);
q_add(q,i,j);
q_add(q,i,j);
snakelength += 4;
}
if (snakelength < 720) {
random_x = food_x();
random_y = food_y();
// if the snake is already there, find a new spot for the food
while (grid[random_x/5][random_y/5-1] == 1) {
random_x = food_x();
random_y = food_y();
}
// print the new food
tft.fillRect(random_x, random_y, 5, 5, YELLOW);
}
}
// if the snake runs over itself
if ((snakelength > 1) && (grid[i/5][j/5-1] == 1)) {
delay(450); // pause when snake runs into itself
int m = 0;
soundLoop();
while(m < 6000) {
int rand_x = dissolve_x();
int rand_y = dissolve_y();
tft.fillRect(rand_x, rand_y, 5, 5, BLACK);
m++;
}
state = C3;
break;
}
px = q_frontx(q);
py = q_fronty(q);
// reprint the snake if there is movement
if ((i != px) || (j != py)) {
tft.fillRect(i,j,5,5, WHITE);
grid[i/5][j/5-1] = 1; // snake body is in grid
tft.fillRect(px,py,5,5,DARKGRN);
grid[px/5][py/5-1] = 0; // snake body is no longer in grid
q_remove(q); // take away from the queue
delay(speed); // controls the speed of the snake
}
// if any of the borders are hit
if ((i < 4)||(j < 5)||(i > 119)||(j > 150)) {
delay(450); // pause when border is hit
// dissolve the screen
int m = 0;
soundLoop();
while(m < 6000) {
int rand_x = dissolve_x();
int rand_y = dissolve_y();
tft.fillRect(rand_x, rand_y, 5, 5, BLACK);
m++;
}
//~ delay(250);
state = C3;
break;
}
// Read the Joystick - HIGH if not pressed, LOW otherwise
select = digitalRead(JOYSTICK_BUTTON);
if (select == LOW) {
state = C5;
break;
}
}
}
else if (state == C3) {
/// ====== MODE 3 - GAME OVER ====== ///
Serial.println("Currently in Mode 3");
q_destroy(q); // clear the queue
tft.fillScreen(BLACK);
tft.fillRoundRect(5,20,118,25,5,RED);
tft.setCursor(10, 25);
tft.setTextColor(BLACK);
tft.setTextSize(2);
tft.setTextWrap(true);
tft.print("GAME OVER");
tft.print("\n");
tft.setCursor(10, 55);
tft.setTextColor(RED);
tft.setTextSize(1.5);
if (snakelength >= 720) {
snakelength = 720;
tft.print("YOU WON! CONGRATZ");
}
else {
tft.print(" Oh no! You hit something!");
}
tft.setCursor(10, 80);
tft.setTextColor(WHITE);
tft.setTextSize(1);
tft.print("Length of Snake:");
tft.print(snakelength);
tft.setCursor(10, 100);
tft.print("Press the joystick to return to main menu");
// Read the Joystick - HIGH if not pressed, LOW otherwise
while (true) {
select = digitalRead(JOYSTICK_BUTTON);
if (select == LOW) {
break;
}
}
state = C1;
}
else if (state == C4) {
/// ====== MODE 4 - CHOOSE LEVEL ====== ///
Serial.println("Currently in Mode 4");
// printing
// snake display
snake();
// difficulty levels
tft.setTextSize(2);
tft.setTextColor(WHITE);
easy(RED);
tft.setTextColor(RED);
medium(WHITE);
hard(WHITE);
int selection = 1;
int oldselection;
while(true) {
// read direction from the user for updating selection
oldselection = selection;
vertical = analogRead(JOYSTICK_VERT); // will be 0-1023
delay(100);
// scroll down
if (vertical > init_vert + 200) {
selection++;
if (selection > 3) {
selection = 0;
}
}
// scroll up
else if (vertical < init_vert - 200) {
selection--;
if (selection < 0) {
selection = 3;
}
}
if (selection != oldselection) {
update(selection);
}
// Read the Joystick - HIGH if not pressed, LOW otherwise
select = digitalRead(JOYSTICK_BUTTON);
if (select == LOW) {
Serial.print("made selection: ");
Serial.println(selection);
if (selection == 1) {speed = 225;}
else if (selection == 2) {speed = 150;}
else if (selection == 3) {speed = 75;}
break;
}
}
state = C2;
}
else if (state == C5) {
/// ====== MODE 5 - PAUSE MENU ====== ///
Serial.println("Currently in Mode 5");
pausedirection = direction;
// printing snake and pause
snake();
tft.setTextSize(2);
tft.setCursor(34, 73);
tft.fillRoundRect(30,70,65,20,5,WHITE);
tft.setTextColor(RED);
tft.print("Pause");
while(true) {
// Read the Joystick - HIGH if not pressed, LOW otherwise
select = digitalRead(JOYSTICK_BUTTON);
if (select == LOW) {
break;
}
}
// reset grid to 0
for (int a = 0; a < 24; a++) {
for (int b = 0; b < 30; b++) {
grid[a][b] = 0;
}
}
state = C2;
}
//if not any of this:
else {
Serial.println("There has been an error");
state = ERR;
}
}
Serial.end();
return 0;
}
void clearLine(int lineToClear)
{
setCursorTFT(lineToClear,0);
tft.print(" ");
setCursorTFT(lineToClear,0);
}
void testdrawtext(char *text, uint16_t color) {
tft.setCursor(0, 0);
tft.setTextColor(color);
tft.setTextWrap(true);
tft.print(text);
}
void medium(int box_colour) {
tft.fillRoundRect(25,100,79,20,5,box_colour);
tft.setCursor(29, 103);
tft.print("MEDIUM");
}
// show signal strength
void show_signalstrength(String s) {
tft.setFont(&FreeSans9pt7b);
tft.fillRect(12, 72, 40, 14, BLACK);
tft.setCursor(0, 85);
tft.print(s);
}
void loop() {
// Though counter-intuitive, game creation cannot be in setup because of varying arduino boot times and boot gibberish
if (!gameCreated) {
drawGUI();
while(!waitUntil(JOYSTICK_BUTTON_PIN, false));
if (!startNetwork()) {
tft.fillScreen(ST7735_BLACK); // we must clear all conflicting messages from screen
tft.setCursor(0,0);
dualPrint("Network connection failed!");
dualPrint("Please ensure:");
dualPrint("1) both arduinos are connected");
dualPrint("2) both parties pressed the joystick");
dualPrint("If both are true, consult someone who");
dualPrint("looks like he knows what he's talking about");
dualPrint("Reset both Arduinos to try again");
while(1);
}
/* Extensibility Goal:
* Enable colour selection here, time permissible
*/
gameCreated = true;
}
if (!gameStarted) {
setSpawns(&player1, &player2);
setColour(&player1, &player2);
tft.fillScreen(ST7735_BLACK);
startCountdown();
gameStarted = true;
}
winner = gameOver(&player1.currentPosition, &player2.currentPosition);
if (winner) {
tft.setCursor(0, 80);
String message;
switch (winner) {
case -1:
message = "YOU SUPER TIE";
break;
case 1:
message = "YOU SUPER WIN";
player1.score++;
break;
case 2:
message = "YOU SUPER LOSE";
player2.score++;
break;
}
tft.println(message);
tft.println("SCORES:");
tft.print("You: ");
tft.print(player1.score);
tft.print(" | Him: ");
tft.println(player2.score);
tft.println("Again? <Press Joystick>");
waitUntil(JOYSTICK_BUTTON_PIN, LOW);
memset(&wallPositions, 0, 2560); // 2560 is a magic number because size_ts were acting unexpectedly
gameStarted = false;
tft.fillScreen(ST7735_BLACK);
} else {
// add a wall ad draw car at current position
addWallPosition(player1.currentPosition);
addWallPosition(player2.currentPosition);
tft.fillRect(player1.currentPosition.x, player1.currentPosition.y, 2, 2, player1.colour);
tft.fillRect(player2.currentPosition.x, player2.currentPosition.y, 2, 2, player2.colour);
movement_t newDirection = getJoystickInput();
if (validInput(newDirection, player1.direction)) player1.direction = newDirection;
sendDeltas(&player1.direction);
receiveDeltas(&player2.direction);
player1.currentPosition.x += player1.direction.x;
player1.currentPosition.y += player1.direction.y;
player2.currentPosition.x += player2.direction.x;
player2.currentPosition.y += player2.direction.y;
delay(75); // this is how we control the game speed
/* Extensibility Goal:
* Find a more efficient and reliable way of controlling game speed.
* Implement it, and allow it to be customized
*/
}
}
// show frequency
void show_frequency(long int freq) {
tft.setTextSize(2);
tft.setTextColor(WHITE);
uint8_t zaehler;
uint8_t digits[10];
zaehler = 8;
while (zaehler--) {
digits[zaehler] = ExtractDigit (freq, zaehler);
// Serial.print(digits[zaehler]);
// Serial.print(".");
// 7: 10Mhz, 6: 1Mhz, 5: 100khz, 4: 10khz, 3: 1khz, 2: 100Hz, 1: 10Hz, 0: 1Hz
}
// Serial.print("xxxxxxxxxxxxx");
zaehler = 8;
while (zaehler--) { // counts from 7 to 0
if (zaehler < 6) sch = 7; // (khz)
if (zaehler < 3) sch = 14; // (Hz)
if (digits[zaehler] != digits_old[zaehler] || !freq_flag) { // digit has changed (or frequency is displayed for the first time after power on)
if (zaehler == 7) {
sch = 0;
tft.setCursor(pos_x_frequency + font_width * (8-zaehler) + sch,pos_y_frequency); // set print position
tft.fillRect(pos_x_frequency + font_width * (8-zaehler) + sch,pos_y_frequency, font_width,16,BLACK); // delete old digit
if (digits[7] != 0) tft.print(digits[zaehler]); // write new digit in white
}
if (zaehler == 6) {
sch = 0;
tft.setCursor(pos_x_frequency + font_width * (8-zaehler) + sch,pos_y_frequency); // set print position
tft.fillRect(pos_x_frequency + font_width * (8-zaehler) + sch,pos_y_frequency, font_width,16,BLACK); // delete old digit
if (digits[6]!=0 || digits[7] != 0) tft.print(digits[zaehler]); // write new digit in white
}
if (zaehler == 5) {
sch = 7;
tft.setCursor(pos_x_frequency + font_width * (8-zaehler) + sch,pos_y_frequency); // set print position
tft.fillRect(pos_x_frequency + font_width * (8-zaehler) + sch,pos_y_frequency, font_width,16,BLACK); // delete old digit
if (digits[5] != 0 || digits[6]!=0 || digits[7] != 0) tft.print(digits[zaehler]); // write new digit in white
}
if (zaehler < 5) {
// print the digit
tft.setCursor(pos_x_frequency + font_width * (8-zaehler) + sch,pos_y_frequency); // set print position
tft.fillRect(pos_x_frequency + font_width * (8-zaehler) + sch,pos_y_frequency, font_width,16,BLACK); // delete old digit
tft.print(digits[zaehler]); // write new digit in white
}
digits_old[zaehler] = digits[zaehler];
}
}
tft.setTextSize(1);
if (digits[7] == 0 && digits[6] == 0)
tft.fillRect(pos_x_frequency + font_width * 3,pos_y_frequency + 11, 3, 3, BLACK);
else tft.fillRect(pos_x_frequency + font_width * 3,pos_y_frequency + 11, 3, 3, YELLOW);
tft.fillRect(pos_x_frequency + font_width * 7 -4, pos_y_frequency + 11, 3, 3, YELLOW);
if (!freq_flag) {
tft.setCursor(pos_x_frequency + font_width * 9 + 16,pos_y_frequency + 7); // set print position
tft.setTextColor(GREEN);
tft.print("Hz");
}
freq_flag = 1;
tft.setTextColor(WHITE);
} // END VOID SHOW-FREQUENCY
void displayGrid() {
tft.fillScreen(0x0000); // clear the screen with black
tft.setCursor(0,0); // set the cursor, indicates where to display
tft.setTextWrap(false); // no wrap
tft.print("\n THREES! PUZZLE GAME \n\n");
tft.print(" SCORE: ");
tft.print(score);
tft.print("\n");
if (plus) {
tft.print(" +");
tft.print(plus);
tft.print("\n\n");
}
else {
tft.print(" ");
tft.print("\n\n");
}
for(int i=0;i<4;i++) {
tft.print(" |");
for(int j=0;j<4;j++) {
if(grid[i][j]) {
// use sapce " " to make the interface clear since a number with more digits occupies more space
if(grid[i][j] < 10) {
tft.print(" ");
tft.print(grid[i][j]);
tft.print(" |");
}
else if (grid[i][j] >= 10 && grid[i][j] < 100) {
tft.print("");
tft.print(grid[i][j]);
tft.print(" |");
}
else {
tft.print("");
tft.print(grid[i][j]);
tft.print("|");
}
}
else {
tft.print(" ");
tft.print(" ");
tft.print(" |");
}
}
tft.print("\n\n");
}
}
void show_tunestep(String S) { // show band
char string[80];
tft.fillRect(pos_x_tunestep, pos_y_tunestep, 60, 8, BLACK); // erase old string
tft.setTextColor(WHITE);
tft.setCursor(pos_x_tunestep, pos_y_tunestep);
tft.print(S);
}
