Cryz/snake_arduino
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snake game completed with gameover frame and points

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This commit is contained in:
andrea
2023-11-04 13:18:38 +01:00
parent e832c4a513
commit 5c8568f1c2
1 changed files with 40 additions and 23 deletions
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63
snake_arduino/snake_arduino.ino
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@@ -15,7 +15,7 @@ byte frame[8][12] = {
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
}; };
const uint32_t game_over[] = { const uint32_t frame_game_over[] = {
0x20410809, 0x20410809,
0x600600, 0x600600,
0x90108204, 0x90108204,
@@ -25,10 +25,6 @@ const uint32_t game_over[] = {
int snake_x[96]= {4, 3, 2, 1}; int snake_x[96]= {4, 3, 2, 1};
int snake_y[96]= {3, 3, 3, 3}; int snake_y[96]= {3, 3, 3, 3};
int snake_len= 4; int snake_len= 4;
//int *snake_x;
//int *snake_y;
//snake_x= (int *)malloc(snake_len * sizeof(int));
//snake_y= (int *)malloc(snake_len * sizeof(int));
char direction= 'r'; char direction= 'r';
@@ -38,6 +34,8 @@ int points= 0;
int apple_x= 9; int apple_x= 9;
int apple_y= 3; int apple_y= 3;
int loop_delay= 300;
void setup() { void setup() {
//Serial.begin(115200); //Serial.begin(115200);
Serial.begin(9600); Serial.begin(9600);
@@ -51,6 +49,8 @@ void setup() {
pinMode(11, INPUT_PULLUP); pinMode(11, INPUT_PULLUP);
// btn left // btn left
pinMode(10, INPUT_PULLUP); pinMode(10, INPUT_PULLUP);
randomSeed(analogRead(0));
} }
void add_tail_block() { void add_tail_block() {
@@ -61,35 +61,59 @@ void add_tail_block() {
void eat_apple() { void eat_apple() {
points++; points++;
//XXX new apple coordinates Serial.println(points);
// increase difficult each 5 apples
if (points % 5 == 0) loop_delay-= 50;
// generate new apple coordinates
frame[apple_y][apple_x]= 0; frame[apple_y][apple_x]= 0;
apple_x= random(11); apple_x= random(11);
apple_y= random(7); apple_y= random(7);
frame[apple_y][apple_x]= 1; frame[apple_y][apple_x]= 1;
// increase snake length
add_tail_block(); add_tail_block();
} }
void move_snake() { void game_over() {
/* // show gameover frame
starting from head, save curr position w and h matrix.loadFrame(frame_game_over);
then for all the snake length the previuos delay(1000);
body block needs to take the previous block place
the current tail pos will be set to 0
*/
// show points inside the matrix
int i= 0;
int j= 0;
// clear the old frame
for (i=0; i < 12; i++) {
for (j=0; j < 8; j++) {
frame[j][i]= 0;
}
}
matrix.renderBitmap(frame, 8, 12);
// show points
for (i=0; i < points; i++) {
frame[0][i]= 1;
matrix.renderBitmap(frame, 8, 12);
delay(100);
}
while (true) {}
}
void move_snake() {
int i=0; int i=0;
frame[snake_y[snake_len-1]][snake_x[snake_len-1]]= 0; frame[snake_y[snake_len-1]][snake_x[snake_len-1]]= 0;
// move and render the snake tail // move and render the snake tail
for (i= snake_len-1; i > 0; i--) { for (i= snake_len-1; i > 0; i--) {
frame[snake_y[i-1]][snake_x[i-1]]= 1; frame[snake_y[i-1]][snake_x[i-1]]= 1;
if (snake_x[0] == snake_x[i] && snake_y[0] == snake_y[i])
game_over();
snake_x[i]= snake_x[i-1]; snake_x[i]= snake_x[i-1];
snake_y[i]= snake_y[i-1]; snake_y[i]= snake_y[i-1];
} }
//move the snake head //move the snake head
//snake_y[0]= snake_y[0];
// go right // go right
if (direction == 'r') { if (direction == 'r') {
snake_x[0]+= 1; snake_x[0]+= 1;
@@ -133,15 +157,8 @@ void change_direction() {
} }
void loop() { void loop() {
Serial.println(points);
change_direction(); change_direction();
matrix.renderBitmap(frame, 8, 12); matrix.renderBitmap(frame, 8, 12);
delay(300); delay(loop_delay);
move_snake(); move_snake();
// XXX to remove, test only
//direction= 'b';
//eat_apple();
//add_tail_block();
} }