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Dependencies:   mbed

Ball/Ball.cpp@6:39bda45efeed, 2019-04-08 (annotated)

Committer:
kocemax
Date:
Mon Apr 08 09:14:33 2019 +0000
Revision:
6:39bda45efeed
Parent:
5:12c179da4788
Child:
7:cd3cafda3dd4
Finally had more time during the holiday, reedited lots of the code to make it simpler, more readable, more robust, and better structured.Also added collision detection with the bricks, but no deflection yet.(Took the algorithm from an online forum).

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kocemax 2:006a2ddfabb6 1 #include "Ball.h"
kocemax 2:006a2ddfabb6 2 #include "PlayerControl.h"
kocemax 2:006a2ddfabb6 3
kocemax 2:006a2ddfabb6 4 // Constructor
kocemax 2:006a2ddfabb6 5 Ball::Ball()
kocemax 2:006a2ddfabb6 6 {
kocemax 6:39bda45efeed 7 ballpos.x = WIDTH/2;
kocemax 6:39bda45efeed 8 ballpos.y = HEIGHT - GAP - 2;
kocemax 6:39bda45efeed 9 velocity.x = randomize();
kocemax 6:39bda45efeed 10 velocity.y = -1;
kocemax 6:39bda45efeed 11 w = 1;
kocemax 6:39bda45efeed 12 h = 1;
kocemax 2:006a2ddfabb6 13 }
kocemax 2:006a2ddfabb6 14
kocemax 2:006a2ddfabb6 15 // Destructor
kocemax 2:006a2ddfabb6 16 Ball::~Ball()
kocemax 2:006a2ddfabb6 17 {
kocemax 2:006a2ddfabb6 18
kocemax 2:006a2ddfabb6 19 }
kocemax 2:006a2ddfabb6 20
kocemax 6:39bda45efeed 21 //Ball screen edge detection
kocemax 6:39bda45efeed 22 void Ball::move()
kocemax 2:006a2ddfabb6 23 {
kocemax 6:39bda45efeed 24 GameObject::move();
kocemax 2:006a2ddfabb6 25
kocemax 6:39bda45efeed 26 if (ballpos.x > WIDTH-1)
kocemax 2:006a2ddfabb6 27 {
kocemax 6:39bda45efeed 28 velocity.x = -1;
kocemax 3:fe856d0890ee 29 }
kocemax 6:39bda45efeed 30 else if(ballpos.x < 1)
kocemax 3:fe856d0890ee 31 {
kocemax 6:39bda45efeed 32 velocity.x = 1;
kocemax 2:006a2ddfabb6 33 }
kocemax 6:39bda45efeed 34 if (ballpos.y < 1)
kocemax 3:fe856d0890ee 35 {
kocemax 6:39bda45efeed 36 velocity.y = 1;
kocemax 3:fe856d0890ee 37 }
kocemax 6:39bda45efeed 38 else if (ballpos.y > HEIGHT-1)
kocemax 2:006a2ddfabb6 39 {
kocemax 6:39bda45efeed 40 velocity.y = -1;
kocemax 2:006a2ddfabb6 41 }
kocemax 3:fe856d0890ee 42 }
kocemax 3:fe856d0890ee 43
kocemax 6:39bda45efeed 44 //Pad and Ball collision detection
kocemax 6:39bda45efeed 45 void Ball::hitPad(Gamepad &pad, PlayerControl &pl)
kocemax 3:fe856d0890ee 46 {
kocemax 3:fe856d0890ee 47 Vector2D posPad = pl.get_padPos(pad);
kocemax 6:39bda45efeed 48 if (ballpos.y == posPad.y - 1 && (ballpos.x >= posPad.x && ballpos.x <= posPad.x + 12))
kocemax 3:fe856d0890ee 49 {
kocemax 6:39bda45efeed 50 velocity.y = -1;
kocemax 2:006a2ddfabb6 51 }
kocemax 3:fe856d0890ee 52
kocemax 3:fe856d0890ee 53
kocemax 2:006a2ddfabb6 54 }
kocemax 2:006a2ddfabb6 55
kocemax 6:39bda45efeed 56 void Ball::endCondition(Gamepad &pad, N5110 &lcd, PlayerControl &pl)
kocemax 2:006a2ddfabb6 57 {
kocemax 2:006a2ddfabb6 58 Vector2D posPad = pl.get_padPos(pad);
kocemax 6:39bda45efeed 59 if (ballpos.y > posPad.y)
kocemax 2:006a2ddfabb6 60 {
kocemax 4:0e01cbb95434 61 while (1)
kocemax 4:0e01cbb95434 62 {
kocemax 4:0e01cbb95434 63 lcd.clear();
kocemax 4:0e01cbb95434 64 lcd.printString("You Lost",17,2);
kocemax 4:0e01cbb95434 65 lcd.printString("Press A",20,3);
kocemax 4:0e01cbb95434 66 lcd.printString("to restart",12,4);
kocemax 4:0e01cbb95434 67 wait(0.1);
kocemax 4:0e01cbb95434 68 lcd.refresh();
kocemax 4:0e01cbb95434 69 if (pad.check_event(Gamepad::A_PRESSED) == true)
kocemax 4:0e01cbb95434 70 {
kocemax 6:39bda45efeed 71 resetGame(pl);
kocemax 4:0e01cbb95434 72 break;
kocemax 4:0e01cbb95434 73 }
kocemax 4:0e01cbb95434 74 }
kocemax 2:006a2ddfabb6 75 }
kocemax 4:0e01cbb95434 76 }
kocemax 4:0e01cbb95434 77
kocemax 6:39bda45efeed 78 void Ball::resetGame(PlayerControl &pl)
kocemax 6:39bda45efeed 79 {
kocemax 6:39bda45efeed 80 ballpos.x = WIDTH/2;
kocemax 6:39bda45efeed 81 ballpos.y = HEIGHT - GAP - 2;
kocemax 6:39bda45efeed 82 velocity.x = randomize();
kocemax 6:39bda45efeed 83 velocity.y = -1;
kocemax 6:39bda45efeed 84 pl.padReset();
kocemax 6:39bda45efeed 85 }
kocemax 6:39bda45efeed 86
kocemax 6:39bda45efeed 87 int Ball::randomize()
kocemax 4:0e01cbb95434 88 {
kocemax 6:39bda45efeed 89 AnalogIn noisy(PTB0);
kocemax 6:39bda45efeed 90 int movement;
kocemax 6:39bda45efeed 91 srand(1000000*noisy.read());
kocemax 6:39bda45efeed 92 int direction = rand() % 2; // randomise initial direction.
kocemax 6:39bda45efeed 93 if (direction == 0)
kocemax 6:39bda45efeed 94 {
kocemax 6:39bda45efeed 95 movement = -1;
kocemax 6:39bda45efeed 96 }
kocemax 6:39bda45efeed 97 else if (direction == 1)
kocemax 6:39bda45efeed 98 {
kocemax 6:39bda45efeed 99 movement = 1;
kocemax 6:39bda45efeed 100 }
kocemax 6:39bda45efeed 101 return movement;
kocemax 6:39bda45efeed 102 }
kocemax 6:39bda45efeed 103
kocemax 6:39bda45efeed 104 void Ball::hitBrick(Gamepad &pad, N5110 &lcd)
kocemax 6:39bda45efeed 105 {
kocemax 6:39bda45efeed 106 /*
kocemax 6:39bda45efeed 107 Vector2D posBall = get_ballPos(pad);
kocemax 6:39bda45efeed 108 int pixel_to_test1 = lcd.getPixel(posBall.x,posBall.y-2);
kocemax 6:39bda45efeed 109 int pixel_to_test2 = lcd.getPixel(posBall.x,posBall.y+2);
kocemax 6:39bda45efeed 110 int pixel_to_test3 = lcd.getPixel(posBall.x+2,posBall.y);
kocemax 6:39bda45efeed 111 int pixel_to_test4 = lcd.getPixel(posBall.x-2,posBall.y);
kocemax 6:39bda45efeed 112
kocemax 6:39bda45efeed 113 if ( pixel_to_test1 )
kocemax 6:39bda45efeed 114 {
kocemax 6:39bda45efeed 115 velocity.y = -1;
kocemax 6:39bda45efeed 116 }
kocemax 6:39bda45efeed 117 if ( pixel_to_test2 )
kocemax 6:39bda45efeed 118 {
kocemax 6:39bda45efeed 119 velocity.y = 1;
kocemax 6:39bda45efeed 120 }
kocemax 6:39bda45efeed 121 if ( pixel_to_test3 )
kocemax 6:39bda45efeed 122 {
kocemax 6:39bda45efeed 123 velocity.x = -1;
kocemax 6:39bda45efeed 124 }
kocemax 6:39bda45efeed 125 if ( pixel_to_test4 )
kocemax 6:39bda45efeed 126 {
kocemax 6:39bda45efeed 127 velocity.x = 1;
kocemax 6:39bda45efeed 128 }
kocemax 6:39bda45efeed 129 */
kocemax 2:006a2ddfabb6 130 }