aboutsummaryrefslogtreecommitdiff
path: root/projects/11/Pong
diff options
context:
space:
mode:
Diffstat (limited to 'projects/11/Pong')
-rw-r--r--projects/11/Pong/Ball.jack203
-rw-r--r--projects/11/Pong/Ball.vm427
-rw-r--r--projects/11/Pong/Bat.jack103
-rw-r--r--projects/11/Pong/Bat.vm204
-rw-r--r--projects/11/Pong/Main.jack20
-rw-r--r--projects/11/Pong/Main.vm13
-rw-r--r--projects/11/Pong/PongGame.jack137
-rw-r--r--projects/11/Pong/PongGame.vm309
8 files changed, 0 insertions, 1416 deletions
diff --git a/projects/11/Pong/Ball.jack b/projects/11/Pong/Ball.jack
deleted file mode 100644
index 02e47f9..0000000
--- a/projects/11/Pong/Ball.jack
+++ /dev/null
@@ -1,203 +0,0 @@
-// This file is part of www.nand2tetris.org
-// and the book "The Elements of Computing Systems"
-// by Nisan and Schocken, MIT Press.
-// File name: projects/11/Pong/Ball.jack
-
-/**
- * A graphical ball. Characterized by a screen location and distance of
- * last destination. Has methods for drawing, erasing and moving on the screen.
- * The ball is displayed as a filled, 6-by-6 pixles rectangle.
- */
-class Ball {
-
- field int x, y; // the ball's screen location (in pixels)
- field int lengthx, lengthy; // distance of last destination (in pixels)
-
- field int d, straightD, diagonalD; // used for straight line movement computation
- field boolean invert, positivex, positivey; // (same)
-
- field int leftWall, rightWall, topWall, bottomWall; // wall locations
-
- field int wall; // last wall that the ball was bounced off of
-
- /** Constructs a new ball with the given initial location and wall locations. */
- constructor Ball new(int Ax, int Ay,
- int AleftWall, int ArightWall, int AtopWall, int AbottomWall) {
- let x = Ax;
- let y = Ay;
- let leftWall = AleftWall;
- let rightWall = ArightWall - 6; // -6 for ball size
- let topWall = AtopWall;
- let bottomWall = AbottomWall - 6; // -6 for ball size
- let wall = 0;
- do show();
- return this;
- }
-
- /** Deallocates the Ball's memory. */
- method void dispose() {
- do Memory.deAlloc(this);
- return;
- }
-
- /** Shows the ball. */
- method void show() {
- do Screen.setColor(true);
- do draw();
- return;
- }
-
- /** Hides the ball. */
- method void hide() {
- do Screen.setColor(false);
- do draw();
- return;
- }
-
- /** Draws the ball. */
- method void draw() {
- do Screen.drawRectangle(x, y, x + 5, y + 5);
- return;
- }
-
- /** Returns the ball's left edge. */
- method int getLeft() {
- return x;
- }
-
- /** Returns the ball's right edge. */
- method int getRight() {
- return x + 5;
- }
-
- /** Computes and sets the ball's destination. */
- method void setDestination(int destx, int desty) {
- var int dx, dy, temp;
- let lengthx = destx - x;
- let lengthy = desty - y;
- let dx = Math.abs(lengthx);
- let dy = Math.abs(lengthy);
- let invert = (dx < dy);
-
- if (invert) {
- let temp = dx; // swap dx, dy
- let dx = dy;
- let dy = temp;
- let positivex = (y < desty);
- let positivey = (x < destx);
- }
- else {
- let positivex = (x < destx);
- let positivey = (y < desty);
- }
-
- let d = (2 * dy) - dx;
- let straightD = 2 * dy;
- let diagonalD = 2 * (dy - dx);
-
- return;
- }
-
- /**
- * Moves the ball one unit towards its destination.
- * If the ball has reached a wall, returns 0.
- * Else, returns a value according to the wall:
- * 1 (left wall), 2 (right wall), 3 (top wall), 4 (bottom wall).
- */
- method int move() {
-
- do hide();
-
- if (d < 0) { let d = d + straightD; }
- else {
- let d = d + diagonalD;
-
- if (positivey) {
- if (invert) { let x = x + 4; }
- else { let y = y + 4; }
- }
- else {
- if (invert) { let x = x - 4; }
- else { let y = y - 4; }
- }
- }
-
- if (positivex) {
- if (invert) { let y = y + 4; }
- else { let x = x + 4; }
- }
- else {
- if (invert) { let y = y - 4; }
- else { let x = x - 4; }
- }
-
- if (~(x > leftWall)) {
- let wall = 1;
- let x = leftWall;
- }
- if (~(x < rightWall)) {
- let wall = 2;
- let x = rightWall;
- }
- if (~(y > topWall)) {
- let wall = 3;
- let y = topWall;
- }
- if (~(y < bottomWall)) {
- let wall = 4;
- let y = bottomWall;
- }
-
- do show();
-
- return wall;
- }
-
- /**
- * Bounces off the current wall: sets the new destination
- * of the ball according to the ball's angle and the given
- * bouncing direction (-1/0/1=left/center/right or up/center/down).
- */
- method void bounce(int bouncingDirection) {
- var int newx, newy, divLengthx, divLengthy, factor;
-
- // dividing by 10 first since results are too big
- let divLengthx = lengthx / 10;
- let divLengthy = lengthy / 10;
- if (bouncingDirection = 0) { let factor = 10; }
- else {
- if (((~(lengthx < 0)) & (bouncingDirection = 1)) | ((lengthx < 0) & (bouncingDirection = (-1)))) {
- let factor = 20; // bounce direction is in ball direction
- }
- else { let factor = 5; } // bounce direction is against ball direction
- }
-
- if (wall = 1) {
- let newx = 506;
- let newy = (divLengthy * (-50)) / divLengthx;
- let newy = y + (newy * factor);
- }
- else {
- if (wall = 2) {
- let newx = 0;
- let newy = (divLengthy * 50) / divLengthx;
- let newy = y + (newy * factor);
- }
- else {
- if (wall = 3) {
- let newy = 250;
- let newx = (divLengthx * (-25)) / divLengthy;
- let newx = x + (newx * factor);
- }
- else { // assumes wall = 4
- let newy = 0;
- let newx = (divLengthx * 25) / divLengthy;
- let newx = x + (newx * factor);
- }
- }
- }
-
- do setDestination(newx, newy);
- return;
- }
-}
diff --git a/projects/11/Pong/Ball.vm b/projects/11/Pong/Ball.vm
deleted file mode 100644
index 9d7b984..0000000
--- a/projects/11/Pong/Ball.vm
+++ /dev/null
@@ -1,427 +0,0 @@
-function Ball.new 0
-push constant 15
-call Memory.alloc 1
-pop pointer 0
-push argument 0
-pop this 0
-push argument 1
-pop this 1
-push argument 2
-pop this 10
-push argument 3
-push constant 6
-sub
-pop this 11
-push argument 4
-pop this 12
-push argument 5
-push constant 6
-sub
-pop this 13
-push constant 0
-pop this 14
-push pointer 0
-call Ball.show 1
-pop temp 0
-push pointer 0
-return
-function Ball.dispose 0
-push argument 0
-pop pointer 0
-push pointer 0
-call Memory.deAlloc 1
-pop temp 0
-push constant 0
-return
-function Ball.show 0
-push argument 0
-pop pointer 0
-push constant 1
-neg
-call Screen.setColor 1
-pop temp 0
-push pointer 0
-call Ball.draw 1
-pop temp 0
-push constant 0
-return
-function Ball.hide 0
-push argument 0
-pop pointer 0
-push constant 0
-call Screen.setColor 1
-pop temp 0
-push pointer 0
-call Ball.draw 1
-pop temp 0
-push constant 0
-return
-function Ball.draw 0
-push argument 0
-pop pointer 0
-push this 0
-push this 1
-push this 0
-push constant 5
-add
-push this 1
-push constant 5
-add
-call Screen.drawRectangle 4
-pop temp 0
-push constant 0
-return
-function Ball.getLeft 0
-push argument 0
-pop pointer 0
-push this 0
-return
-function Ball.getRight 0
-push argument 0
-pop pointer 0
-push this 0
-push constant 5
-add
-return
-function Ball.setDestination 3
-push argument 0
-pop pointer 0
-push argument 1
-push this 0
-sub
-pop this 2
-push argument 2
-push this 1
-sub
-pop this 3
-push this 2
-call Math.abs 1
-pop local 0
-push this 3
-call Math.abs 1
-pop local 1
-push local 0
-push local 1
-lt
-pop this 7
-push this 7
-not
-if-goto setDestination.Else0
-push local 0
-pop local 2
-push local 1
-pop local 0
-push local 2
-pop local 1
-push this 1
-push argument 2
-lt
-pop this 8
-push this 0
-push argument 1
-lt
-pop this 9
-goto setDestination.Endif0
-label setDestination.Else0
-push this 0
-push argument 1
-lt
-pop this 8
-push this 1
-push argument 2
-lt
-pop this 9
-label setDestination.Endif0
-push constant 2
-push local 1
-call Math.multiply 2
-push local 0
-sub
-pop this 4
-push constant 2
-push local 1
-call Math.multiply 2
-pop this 5
-push constant 2
-push local 1
-push local 0
-sub
-call Math.multiply 2
-pop this 6
-push constant 0
-return
-function Ball.move 0
-push argument 0
-pop pointer 0
-push pointer 0
-call Ball.hide 1
-pop temp 0
-push this 4
-push constant 0
-lt
-not
-if-goto move.Else0
-push this 4
-push this 5
-add
-pop this 4
-goto move.Endif0
-label move.Else0
-push this 4
-push this 6
-add
-pop this 4
-push this 9
-not
-if-goto move.If0.Else0
-push this 7
-not
-if-goto move.If0.Else0.Else0
-push this 0
-push constant 4
-add
-pop this 0
-goto move.If0.Else0.Endif0
-label move.If0.Else0.Else0
-push this 1
-push constant 4
-add
-pop this 1
-label move.If0.Else0.Endif0
-goto move.If0.Endif0
-label move.If0.Else0
-push this 7
-not
-if-goto move.If0.If0.Else0
-push this 0
-push constant 4
-sub
-pop this 0
-goto move.If0.If0.Endif0
-label move.If0.If0.Else0
-push this 1
-push constant 4
-sub
-pop this 1
-label move.If0.If0.Endif0
-label move.If0.Endif0
-label move.Endif0
-push this 8
-not
-if-goto move.Else1
-push this 7
-not
-if-goto move.Else1.Else0
-push this 1
-push constant 4
-add
-pop this 1
-goto move.Else1.Endif0
-label move.Else1.Else0
-push this 0
-push constant 4
-add
-pop this 0
-label move.Else1.Endif0
-goto move.Endif1
-label move.Else1
-push this 7
-not
-if-goto move.If1.Else0
-push this 1
-push constant 4
-sub
-pop this 1
-goto move.If1.Endif0
-label move.If1.Else0
-push this 0
-push constant 4
-sub
-pop this 0
-label move.If1.Endif0
-label move.Endif1
-push this 0
-push this 10
-gt
-not
-not
-if-goto move.Else2
-push constant 1
-pop this 14
-push this 10
-pop this 0
-label move.Else2
-push this 0
-push this 11
-lt
-not
-not
-if-goto move.Else3
-push constant 2
-pop this 14
-push this 11
-pop this 0
-label move.Else3
-push this 1
-push this 12
-gt
-not
-not
-if-goto move.Else4
-push constant 3
-pop this 14
-push this 12
-pop this 1
-label move.Else4
-push this 1
-push this 13
-lt
-not
-not
-if-goto move.Else5
-push constant 4
-pop this 14
-push this 13
-pop this 1
-label move.Else5
-push pointer 0
-call Ball.show 1
-pop temp 0
-push this 14
-return
-function Ball.bounce 5
-push argument 0
-pop pointer 0
-push this 2
-push constant 10
-call Math.divide 2
-pop local 2
-push this 3
-push constant 10
-call Math.divide 2
-pop local 3
-push argument 1
-push constant 0
-eq
-not
-if-goto bounce.Else0
-push constant 10
-pop local 4
-goto bounce.Endif0
-label bounce.Else0
-push this 2
-push constant 0
-lt
-not
-push argument 1
-push constant 1
-eq
-and
-push this 2
-push constant 0
-lt
-push argument 1
-push constant 1
-neg
-eq
-and
-or
-not
-if-goto bounce.If0.Else0
-push constant 20
-pop local 4
-goto bounce.If0.Endif0
-label bounce.If0.Else0
-push constant 5
-pop local 4
-label bounce.If0.Endif0
-label bounce.Endif0
-push this 14
-push constant 1
-eq
-not
-if-goto bounce.Else1
-push constant 506
-pop local 0
-push local 3
-push constant 50
-neg
-call Math.multiply 2
-push local 2
-call Math.divide 2
-pop local 1
-push this 1
-push local 1
-push local 4
-call Math.multiply 2
-add
-pop local 1
-goto bounce.Endif1
-label bounce.Else1
-push this 14
-push constant 2
-eq
-not
-if-goto bounce.If1.Else0
-push constant 0
-pop local 0
-push local 3
-push constant 50
-call Math.multiply 2
-push local 2
-call Math.divide 2
-pop local 1
-push this 1
-push local 1
-push local 4
-call Math.multiply 2
-add
-pop local 1
-goto bounce.If1.Endif0
-label bounce.If1.Else0
-push this 14
-push constant 3
-eq
-not
-if-goto bounce.If1.If0.Else0
-push constant 250
-pop local 1
-push local 2
-push constant 25
-neg
-call Math.multiply 2
-push local 3
-call Math.divide 2
-pop local 0
-push this 0
-push local 0
-push local 4
-call Math.multiply 2
-add
-pop local 0
-goto bounce.If1.If0.Endif0
-label bounce.If1.If0.Else0
-push constant 0
-pop local 1
-push local 2
-push constant 25
-call Math.multiply 2
-push local 3
-call Math.divide 2
-pop local 0
-push this 0
-push local 0
-push local 4
-call Math.multiply 2
-add
-pop local 0
-label bounce.If1.If0.Endif0
-label bounce.If1.Endif0
-label bounce.Endif1
-push pointer 0
-push local 0
-push local 1
-call Ball.setDestination 3
-pop temp 0
-push constant 0
-return
diff --git a/projects/11/Pong/Bat.jack b/projects/11/Pong/Bat.jack
deleted file mode 100644
index 340760f..0000000
--- a/projects/11/Pong/Bat.jack
+++ /dev/null
@@ -1,103 +0,0 @@
-// This file is part of www.nand2tetris.org
-// and the book "The Elements of Computing Systems"
-// by Nisan and Schocken, MIT Press.
-// File name: projects/11/Pong/Bat.jack
-
-/**
- * A graphical Pong bat.
- * Displayed as a filled horizontal rectangle that has
- * a screen location, a width and a height.
- * Has methods for drawing, erasing, moving left and right,
- * and changing its width (to make the hitting action more challenging).
- * This class should have been called "paddle", following the
- * standard Pong terminology. But, unaware of this terminology,
- * we called it "bat", and then decided to stick to it.
- */
-class Bat {
-
- field int x, y; // the bat's screen location
- field int width, height; // the bat's width and height
- field int direction; // direction of the bat's movement (1 = left, 2 = right)
-
- /** Constructs a new bat with the given location and width. */
- constructor Bat new(int Ax, int Ay, int Awidth, int Aheight) {
- let x = Ax;
- let y = Ay;
- let width = Awidth;
- let height = Aheight;
- let direction = 2;
- do show();
- return this;
- }
-
- /** Deallocates the object's memory. */
- method void dispose() {
- do Memory.deAlloc(this);
- return;
- }
-
- /** Shows the bat. */
- method void show() {
- do Screen.setColor(true);
- do draw();
- return;
- }
-
- /** Hides the bat. */
- method void hide() {
- do Screen.setColor(false);
- do draw();
- return;
- }
-
- /** Draws the bat. */
- method void draw() {
- do Screen.drawRectangle(x, y, x + width, y + height);
- return;
- }
-
- /** Sets the bat's direction (0=stop, 1=left, 2=right). */
- method void setDirection(int Adirection) {
- let direction = Adirection;
- return;
- }
-
- /** Returns the bat's left edge. */
- method int getLeft() {
- return x;
- }
-
- /** Returns the bat's right edge. */
- method int getRight() {
- return x + width;
- }
-
- /** Sets the bat's width. */
- method void setWidth(int Awidth) {
- do hide();
- let width = Awidth;
- do show();
- return;
- }
-
- /** Moves the bat one step in the bat's direction. */
- method void move() {
- if (direction = 1) {
- let x = x - 4;
- if (x < 0) { let x = 0; }
- do Screen.setColor(false);
- do Screen.drawRectangle((x + width) + 1, y, (x + width) + 4, y + height);
- do Screen.setColor(true);
- do Screen.drawRectangle(x, y, x + 3, y + height);
- }
- else {
- let x = x + 4;
- if ((x + width) > 511) { let x = 511 - width; }
- do Screen.setColor(false);
- do Screen.drawRectangle(x - 4, y, x - 1, y + height);
- do Screen.setColor(true);
- do Screen.drawRectangle((x + width) - 3, y, x + width, y + height);
- }
- return;
- }
-}
diff --git a/projects/11/Pong/Bat.vm b/projects/11/Pong/Bat.vm
deleted file mode 100644
index 77acfe4..0000000
--- a/projects/11/Pong/Bat.vm
+++ /dev/null
@@ -1,204 +0,0 @@
-function Bat.new 0
-push constant 5
-call Memory.alloc 1
-pop pointer 0
-push argument 0
-pop this 0
-push argument 1
-pop this 1
-push argument 2
-pop this 2
-push argument 3
-pop this 3
-push constant 2
-pop this 4
-push pointer 0
-call Bat.show 1
-pop temp 0
-push pointer 0
-return
-function Bat.dispose 0
-push argument 0
-pop pointer 0
-push pointer 0
-call Memory.deAlloc 1
-pop temp 0
-push constant 0
-return
-function Bat.show 0
-push argument 0
-pop pointer 0
-push constant 1
-neg
-call Screen.setColor 1
-pop temp 0
-push pointer 0
-call Bat.draw 1
-pop temp 0
-push constant 0
-return
-function Bat.hide 0
-push argument 0
-pop pointer 0
-push constant 0
-call Screen.setColor 1
-pop temp 0
-push pointer 0
-call Bat.draw 1
-pop temp 0
-push constant 0
-return
-function Bat.draw 0
-push argument 0
-pop pointer 0
-push this 0
-push this 1
-push this 0
-push this 2
-add
-push this 1
-push this 3
-add
-call Screen.drawRectangle 4
-pop temp 0
-push constant 0
-return
-function Bat.setDirection 0
-push argument 0
-pop pointer 0
-push argument 1
-pop this 4
-push constant 0
-return
-function Bat.getLeft 0
-push argument 0
-pop pointer 0
-push this 0
-return
-function Bat.getRight 0
-push argument 0
-pop pointer 0
-push this 0
-push this 2
-add
-return
-function Bat.setWidth 0
-push argument 0
-pop pointer 0
-push pointer 0
-call Bat.hide 1
-pop temp 0
-push argument 1
-pop this 2
-push pointer 0
-call Bat.show 1
-pop temp 0
-push constant 0
-return
-function Bat.move 0
-push argument 0
-pop pointer 0
-push this 4
-push constant 1
-eq
-not
-if-goto move.Else0
-push this 0
-push constant 4
-sub
-pop this 0
-push this 0
-push constant 0
-lt
-not
-if-goto move.Else0.Else0
-push constant 0
-pop this 0
-label move.Else0.Else0
-push constant 0
-call Screen.setColor 1
-pop temp 0
-push this 0
-push this 2
-add
-push constant 1
-add
-push this 1
-push this 0
-push this 2
-add
-push constant 4
-add
-push this 1
-push this 3
-add
-call Screen.drawRectangle 4
-pop temp 0
-push constant 1
-neg
-call Screen.setColor 1
-pop temp 0
-push this 0
-push this 1
-push this 0
-push constant 3
-add
-push this 1
-push this 3
-add
-call Screen.drawRectangle 4
-pop temp 0
-goto move.Endif0
-label move.Else0
-push this 0
-push constant 4
-add
-pop this 0
-push this 0
-push this 2
-add
-push constant 511
-gt
-not
-if-goto move.If0.Else0
-push constant 511
-push this 2
-sub
-pop this 0
-label move.If0.Else0
-push constant 0
-call Screen.setColor 1
-pop temp 0
-push this 0
-push constant 4
-sub
-push this 1
-push this 0
-push constant 1
-sub
-push this 1
-push this 3
-add
-call Screen.drawRectangle 4
-pop temp 0
-push constant 1
-neg
-call Screen.setColor 1
-pop temp 0
-push this 0
-push this 2
-add
-push constant 3
-sub
-push this 1
-push this 0
-push this 2
-add
-push this 1
-push this 3
-add
-call Screen.drawRectangle 4
-pop temp 0
-label move.Endif0
-push constant 0
-return
diff --git a/projects/11/Pong/Main.jack b/projects/11/Pong/Main.jack
deleted file mode 100644
index 45e2dd2..0000000
--- a/projects/11/Pong/Main.jack
+++ /dev/null
@@ -1,20 +0,0 @@
-// This file is part of www.nand2tetris.org
-// and the book "The Elements of Computing Systems"
-// by Nisan and Schocken, MIT Press.
-// File name: projects/11/Pong/Main.jack
-
-/**
- * The main class of the Pong game.
- */
-class Main {
-
- /** Initializes a Pong game and starts running it. */
- function void main() {
- var PongGame game;
- do PongGame.newInstance();
- let game = PongGame.getInstance();
- do game.run();
- do game.dispose();
- return;
- }
-}
diff --git a/projects/11/Pong/Main.vm b/projects/11/Pong/Main.vm
deleted file mode 100644
index 94d76d7..0000000
--- a/projects/11/Pong/Main.vm
+++ /dev/null
@@ -1,13 +0,0 @@
-function Main.main 1
-call PongGame.newInstance 0
-pop temp 0
-call PongGame.getInstance 0
-pop local 0
-push local 0
-call PongGame.run 1
-pop temp 0
-push local 0
-call PongGame.dispose 1
-pop temp 0
-push constant 0
-return
diff --git a/projects/11/Pong/PongGame.jack b/projects/11/Pong/PongGame.jack
deleted file mode 100644
index 7e1ae4c..0000000
--- a/projects/11/Pong/PongGame.jack
+++ /dev/null
@@ -1,137 +0,0 @@
-// This file is part of www.nand2tetris.org
-// and the book "The Elements of Computing Systems"
-// by Nisan and Schocken, MIT Press.
-// File name: projects/11/Pong/PongGame.jack
-
-/**
- * Represents a Pong game.
- */
-class PongGame {
-
- static PongGame instance; // the singelton, a Pong game instance
- field Bat bat; // the bat
- field Ball ball; // the ball
- field int wall; // the current wall that the ball is bouncing off of.
- field boolean exit; // true when the game is over
- field int score; // the current score.
- field int lastWall; // the last wall that the ball bounced off of.
-
- // The current width of the bat
- field int batWidth;
-
- /** Constructs a new Pong game. */
- constructor PongGame new() {
- do Screen.clearScreen();
- let batWidth = 50; // initial bat size
- let bat = Bat.new(230, 229, batWidth, 7);
- let ball = Ball.new(253, 222, 0, 511, 0, 229);
- do ball.setDestination(400,0);
- do Screen.drawRectangle(0, 238, 511, 240);
- do Output.moveCursor(22,0);
- do Output.printString("Score: 0");
-
- let exit = false;
- let score = 0;
- let wall = 0;
- let lastWall = 0;
-
- return this;
- }
-
- /** Deallocates the object's memory. */
- method void dispose() {
- do bat.dispose();
- do ball.dispose();
- do Memory.deAlloc(this);
- return;
- }
-
- /** Creates an instance of Pong game, and stores it. */
- function void newInstance() {
- let instance = PongGame.new();
- return;
- }
-
- /** Returns the single instance of this Pong game. */
- function PongGame getInstance() {
- return instance;
- }
-
- /** Starts the game, and andles inputs from the user that control
- * the bat's movement direction. */
- method void run() {
- var char key;
-
- while (~exit) {
- // waits for a key to be pressed.
- while ((key = 0) & (~exit)) {
- let key = Keyboard.keyPressed();
- do bat.move();
- do moveBall();
- do Sys.wait(50);
- }
-
- if (key = 130) { do bat.setDirection(1); }
- else {
- if (key = 132) { do bat.setDirection(2); }
- else {
- if (key = 140) { let exit = true; }
- }
- }
-
- // Waits for the key to be released.
- while ((~(key = 0)) & (~exit)) {
- let key = Keyboard.keyPressed();
- do bat.move();
- do moveBall();
- do Sys.wait(50);
- }
- }
-
- if (exit) {
- do Output.moveCursor(10,27);
- do Output.printString("Game Over");
- }
-
- return;
- }
-
- /**
- * Handles ball movement, including bouncing.
- * If the ball bounces off a wall, finds its new direction.
- * If the ball bounces off the bat, increases the score by one
- * and shrinks the bat's size, to make the game more challenging.
- */
- method void moveBall() {
- var int bouncingDirection, batLeft, batRight, ballLeft, ballRight;
-
- let wall = ball.move();
-
- if ((wall > 0) & (~(wall = lastWall))) {
- let lastWall = wall;
- let bouncingDirection = 0;
- let batLeft = bat.getLeft();
- let batRight = bat.getRight();
- let ballLeft = ball.getLeft();
- let ballRight = ball.getRight();
-
- if (wall = 4) {
- let exit = (batLeft > ballRight) | (batRight < ballLeft);
- if (~exit) {
- if (ballRight < (batLeft + 10)) { let bouncingDirection = -1; }
- else {
- if (ballLeft > (batRight - 10)) { let bouncingDirection = 1; }
- }
-
- let batWidth = batWidth - 2;
- do bat.setWidth(batWidth);
- let score = score + 1;
- do Output.moveCursor(22,7);
- do Output.printInt(score);
- }
- }
- do ball.bounce(bouncingDirection);
- }
- return;
- }
-} \ No newline at end of file
diff --git a/projects/11/Pong/PongGame.vm b/projects/11/Pong/PongGame.vm
deleted file mode 100644
index 5521919..0000000
--- a/projects/11/Pong/PongGame.vm
+++ /dev/null
@@ -1,309 +0,0 @@
-function PongGame.new 0
-push constant 7
-call Memory.alloc 1
-pop pointer 0
-call Screen.clearScreen 0
-pop temp 0
-push constant 50
-pop this 6
-push constant 230
-push constant 229
-push this 6
-push constant 7
-call Bat.new 4
-pop this 0
-push constant 253
-push constant 222
-push constant 0
-push constant 511
-push constant 0
-push constant 229
-call Ball.new 6
-pop this 1
-push this 1
-push constant 400
-push constant 0
-call Ball.setDestination 3
-pop temp 0
-push constant 0
-push constant 238
-push constant 511
-push constant 240
-call Screen.drawRectangle 4
-pop temp 0
-push constant 22
-push constant 0
-call Output.moveCursor 2
-pop temp 0
-push constant 8
-call String.new 1
-push constant 83
-call String.appendChar 2
-push constant 99
-call String.appendChar 2
-push constant 111
-call String.appendChar 2
-push constant 114
-call String.appendChar 2
-push constant 101
-call String.appendChar 2
-push constant 58
-call String.appendChar 2
-push constant 32
-call String.appendChar 2
-push constant 48
-call String.appendChar 2
-call Output.printString 1
-pop temp 0
-push constant 0
-pop this 3
-push constant 0
-pop this 4
-push constant 0
-pop this 2
-push constant 0
-pop this 5
-push pointer 0
-return
-function PongGame.dispose 0
-push argument 0
-pop pointer 0
-push this 0
-call Bat.dispose 1
-pop temp 0
-push this 1
-call Ball.dispose 1
-pop temp 0
-push pointer 0
-call Memory.deAlloc 1
-pop temp 0
-push constant 0
-return
-function PongGame.newInstance 0
-call PongGame.new 0
-pop static 0
-push constant 0
-return
-function PongGame.getInstance 0
-push static 0
-return
-function PongGame.run 1
-push argument 0
-pop pointer 0
-label run.While0
-push this 3
-not
-not
-if-goto run.EndWhile0
-label run.While0.While0
-push local 0
-push constant 0
-eq
-push this 3
-not
-and
-not
-if-goto run.While0.EndWhile0
-call Keyboard.keyPressed 0
-pop local 0
-push this 0
-call Bat.move 1
-pop temp 0
-push pointer 0
-call PongGame.moveBall 1
-pop temp 0
-push constant 50
-call Sys.wait 1
-pop temp 0
-goto run.While0.While0
-label run.While0.EndWhile0
-push local 0
-push constant 130
-eq
-not
-if-goto run.While0.Else1
-push this 0
-push constant 1
-call Bat.setDirection 2
-pop temp 0
-goto run.While0.Endif1
-label run.While0.Else1
-push local 0
-push constant 132
-eq
-not
-if-goto run.While0.If1.Else0
-push this 0
-push constant 2
-call Bat.setDirection 2
-pop temp 0
-goto run.While0.If1.Endif0
-label run.While0.If1.Else0
-push local 0
-push constant 140
-eq
-not
-if-goto run.While0.If1.If0.Else0
-push constant 1
-neg
-pop this 3
-label run.While0.If1.If0.Else0
-label run.While0.If1.Endif0
-label run.While0.Endif1
-label run.While0.While2
-push local 0
-push constant 0
-eq
-not
-push this 3
-not
-and
-not
-if-goto run.While0.EndWhile2
-call Keyboard.keyPressed 0
-pop local 0
-push this 0
-call Bat.move 1
-pop temp 0
-push pointer 0
-call PongGame.moveBall 1
-pop temp 0
-push constant 50
-call Sys.wait 1
-pop temp 0
-goto run.While0.While2
-label run.While0.EndWhile2
-goto run.While0
-label run.EndWhile0
-push this 3
-not
-if-goto run.Else1
-push constant 10
-push constant 27
-call Output.moveCursor 2
-pop temp 0
-push constant 9
-call String.new 1
-push constant 71
-call String.appendChar 2
-push constant 97
-call String.appendChar 2
-push constant 109
-call String.appendChar 2
-push constant 101
-call String.appendChar 2
-push constant 32
-call String.appendChar 2
-push constant 79
-call String.appendChar 2
-push constant 118
-call String.appendChar 2
-push constant 101
-call String.appendChar 2
-push constant 114
-call String.appendChar 2
-call Output.printString 1
-pop temp 0
-label run.Else1
-push constant 0
-return
-function PongGame.moveBall 5
-push argument 0
-pop pointer 0
-push this 1
-call Ball.move 1
-pop this 2
-push this 2
-push constant 0
-gt
-push this 2
-push this 5
-eq
-not
-and
-not
-if-goto moveBall.Else0
-push this 2
-pop this 5
-push constant 0
-pop local 0
-push this 0
-call Bat.getLeft 1
-pop local 1
-push this 0
-call Bat.getRight 1
-pop local 2
-push this 1
-call Ball.getLeft 1
-pop local 3
-push this 1
-call Ball.getRight 1
-pop local 4
-push this 2
-push constant 4
-eq
-not
-if-goto moveBall.Else0.Else0
-push local 1
-push local 4
-gt
-push local 2
-push local 3
-lt
-or
-pop this 3
-push this 3
-not
-not
-if-goto moveBall.Else0.Else0.Else0
-push local 4
-push local 1
-push constant 10
-add
-lt
-not
-if-goto moveBall.Else0.Else0.Else0.Else0
-push constant 1
-neg
-pop local 0
-goto moveBall.Else0.Else0.Else0.Endif0
-label moveBall.Else0.Else0.Else0.Else0
-push local 3
-push local 2
-push constant 10
-sub
-gt
-not
-if-goto moveBall.Else0.Else0.Else0.If0.Else0
-push constant 1
-pop local 0
-label moveBall.Else0.Else0.Else0.If0.Else0
-label moveBall.Else0.Else0.Else0.Endif0
-push this 6
-push constant 2
-sub
-pop this 6
-push this 0
-push this 6
-call Bat.setWidth 2
-pop temp 0
-push this 4
-push constant 1
-add
-pop this 4
-push constant 22
-push constant 7
-call Output.moveCursor 2
-pop temp 0
-push this 4
-call Output.printInt 1
-pop temp 0
-label moveBall.Else0.Else0.Else0
-label moveBall.Else0.Else0
-push this 1
-push local 0
-call Ball.bounce 2
-pop temp 0
-label moveBall.Else0
-push constant 0
-return