Jacob Dahleen
Various applications using the LCD. Cycle through the applications by pressing down on the joystick
Dependencies: C12832 MMA7660 mbed
Revision 1:ff7ee2c32cd1, committed 2014-02-21
- Comitter:
- jad19925
- Date:
- Fri Feb 21 22:33:25 2014 +0000
- Parent:
- 0:b8fc40cb537b
- Commit message:
- Bug fixes in Snake
Changed in this revision
| main.cpp | Show annotated file Show diff for this revision Revisions of this file |
--- a/main.cpp Fri Feb 21 22:12:31 2014 +0000
+++ b/main.cpp Fri Feb 21 22:33:25 2014 +0000
@@ -41,6 +41,7 @@
const int SNAKE_MAX = 256;
Point snake[SNAKE_MAX];
int snakeHead = 4;//the front filled square in the snake
+ int newHead = 0;
int snakeTail = 0;
SnakeDirection snakeGo = RIGHT;
bool gameOver = false;
@@ -165,16 +166,18 @@
lcd.fillrect(snake[snakeTail].x, snake[snakeTail].y, snake[snakeTail].x+1, snake[snakeTail].y+1, 0);
snakeTail = (snakeTail+1)%SNAKE_MAX;
//draw new front
- snake[snakeHead+1].x = snake[snakeHead].x + 2;
- snake[snakeHead+1].y = snake[snakeHead].y;
- snakeHead = (snakeHead+1)%SNAKE_MAX;
+ newHead = (snakeHead+1)%SNAKE_MAX;
+ snake[newHead].x = snake[snakeHead].x + 2;
+ snake[newHead].y = snake[snakeHead].y;
+ snakeHead = newHead;
lcd.fillrect(snake[snakeHead].x, snake[snakeHead].y, snake[snakeHead].x+1, snake[snakeHead].y+1, 1);
//copy to lcd
lcd.copy_to_lcd();
//check if we went off the screen
if(snake[snakeHead].x >= SCREEN_WIDTH){
gameOver = true;
- pc.printf("Off screen to right\n");
+ pc.printf("Off screen to right\r\n");
+ pc.printf("snakeHead:%d x=%d, y=%d",snakeHead,snake[snakeHead].x,snake[snakeHead].y);
}
break;
case LEFT:
@@ -182,16 +185,18 @@
lcd.fillrect(snake[snakeTail].x, snake[snakeTail].y, snake[snakeTail].x+1, snake[snakeTail].y+1, 0);
snakeTail = (snakeTail+1)%SNAKE_MAX;
//draw new front
- snake[snakeHead+1].x = snake[snakeHead].x - 2;
- snake[snakeHead+1].y = snake[snakeHead].y;
- snakeHead = (snakeHead+1)%SNAKE_MAX;
+ newHead = (snakeHead+1)%SNAKE_MAX;
+ snake[newHead].x = snake[snakeHead].x - 2;
+ snake[newHead].y = snake[snakeHead].y;
+ snakeHead = newHead;
lcd.fillrect(snake[snakeHead].x, snake[snakeHead].y, snake[snakeHead].x+1, snake[snakeHead].y+1, 1);
//copy to lcd
lcd.copy_to_lcd();
//check if we went off the screen
if(snake[snakeHead].x < 0){
gameOver = true;
- pc.printf("Off screen to left\n");
+ pc.printf("Off screen to left\r\n");
+ pc.printf("snakeHead:%d x=%d, y=%d",snakeHead,snake[snakeHead].x,snake[snakeHead].y);
}
break;
case UP:
@@ -199,16 +204,18 @@
lcd.fillrect(snake[snakeTail].x, snake[snakeTail].y, snake[snakeTail].x+1, snake[snakeTail].y+1, 0);
snakeTail = (snakeTail+1)%SNAKE_MAX;
//draw new front
- snake[snakeHead+1].x = snake[snakeHead].x;
- snake[snakeHead+1].y = snake[snakeHead].y - 2;
- snakeHead = (snakeHead+1)%SNAKE_MAX;
+ newHead = (snakeHead+1)%SNAKE_MAX;
+ snake[newHead].x = snake[snakeHead].x;
+ snake[newHead].y = snake[snakeHead].y - 2;
+ snakeHead = newHead;
lcd.fillrect(snake[snakeHead].x, snake[snakeHead].y, snake[snakeHead].x+1, snake[snakeHead].y+1, 1);
//copy to lcd
lcd.copy_to_lcd();
//check if we went off the screen
if(snake[snakeHead].y < 0){
gameOver = true;
- pc.printf("Off screen top\n");
+ pc.printf("Off screen top\r\n");
+ pc.printf("snakeHead:%d x=%d, y=%d",snakeHead,snake[snakeHead].x,snake[snakeHead].y);
}
//wait?
break;
@@ -217,16 +224,18 @@
lcd.fillrect(snake[snakeTail].x, snake[snakeTail].y, snake[snakeTail].x+1, snake[snakeTail].y+1, 0);
snakeTail = (snakeTail+1)%SNAKE_MAX;
//draw new front
- snake[snakeHead+1].x = snake[snakeHead].x;
- snake[snakeHead+1].y = snake[snakeHead].y + 2;
- snakeHead = (snakeHead+1)%SNAKE_MAX;
+ newHead = (snakeHead+1)%SNAKE_MAX;
+ snake[newHead].x = snake[snakeHead].x;
+ snake[newHead].y = snake[snakeHead].y + 2;
+ snakeHead = newHead;
lcd.fillrect(snake[snakeHead].x, snake[snakeHead].y, snake[snakeHead].x+1, snake[snakeHead].y+1, 1);
//copy to lcd
lcd.copy_to_lcd();
//check if we went off the screen
if(snake[snakeHead].y >= SCREEN_HEIGHT){
gameOver = true;
- pc.printf("Off screen bottom\n");
+ pc.printf("Off screen bottom\r\n");
+ pc.printf("snakeHead:%d x=%d, y=%d",snakeHead,snake[snakeHead].x,snake[snakeHead].y);
}
//wait?
break;
@@ -251,7 +260,7 @@
if(points > SNAKE_MAX-5)
{
gameOver = true;
- pc.printf("Game Winner!\n");
+ pc.printf("Game Winner!\r\n");
}
}
//check if we hit ourself
@@ -263,7 +272,8 @@
int iMod = i%SNAKE_MAX;
if(snake[snakeHead].x == snake[iMod].x && snake[snakeHead].y == snake[iMod].y){
gameOver = true;
- pc.printf("Hit Self\n");
+ pc.printf("Hit Self\r\n");
+ pc.printf("snakeHead:%d x=%d, y=%d",snakeHead,snake[snakeHead].x,snake[snakeHead].y);
}
}
@@ -271,7 +281,7 @@
//lcd.cls();
lcd.locate(0,0);
lcd.printf("Game Over, Press Joystick to start over\nPoints Scored: %d",points);
- pc.printf("Game Over\n");
+ pc.printf("Game Over\r\n");
while(!fire){
//infinite loop to wait for user to press joystick to restart
}