pong.h

00001 void pong(){
00002     int p_height = 40,p_width = 5,b_r =5;
00003     int p_y,p_yl,b_x,b_xl,b_y,b_yl = 0;
00004     int vX =5 ,vY = 5;
00005     int multiplier = 30;
00006     float tsi_current, tsi_last = 0;
00007     TFT.cls();
00008     TFT.line(p_width,0,320,0,White);
00009     TFT.line(320,0,320,240,White);
00010     TFT.line(p_width,240,320,240,White);
00011     b_x = 160;
00012     b_y = 120;
00013     while (true){
00014         readX();
00015         if (touching == 1){
00016             //f_state = 1;
00017             //break;
00018         }
00019             tsi_current = tsi.readPercentage();
00020             float change = 0;  
00021             if (tsi_current != 0 && tsi_last != 0) {change = tsi_current - tsi_last;}
00022             else {change = 0;}
00023             tsi_last = tsi_current;
00024             int delta = change * multiplier;
00025             int newval = p_y + delta ;
00026             if (newval > 0 && newval < (240 - p_height)) p_y = newval;
00027         if (b_y < 10 || b_y > 230){
00028             vY *= -1;
00029         }
00030         if (b_x > 310 || (b_x < p_width)){
00031             vX *= -1;
00032             if (!(b_y > p_y && b_y < (p_y + p_height) &&(b_x < p_width)))  {f_state = 1; break;}
00033         }
00034         
00035         b_x += vX;
00036         b_y += vY;
00037         if (p_y != p_yl){
00038             TFT.fillrect(0,p_yl,p_width,p_yl + p_height,Black);
00039             TFT.fillrect(0,p_y, p_width, p_y + p_height, White);
00040         }
00041         if (b_y != b_yl || b_x != b_xl){
00042             TFT.fillcircle(b_xl,b_yl,b_r,Black);
00043             TFT.fillcircle(b_x,b_y,b_r,White);
00044             b_yl = b_y;
00045             b_xl = b_x;
00046         }
00047         wait(0.5);
00048     }
00049 
00050 }