From d3a0cc3a8ba6dfeb64d3faeffdeb6845b60e5840 Mon Sep 17 00:00:00 2001 From: Yuchen Pei Date: Sat, 20 Jan 2018 15:41:49 +0100 Subject: rearranged the dir for github - removed tools and pdfs - rearranged the projects dirs - added md files - other minor changes --- projects/12/ScreenTest/Main.jack | 36 --- projects/12/ScreenTest/Main.vm | 104 ------ projects/12/ScreenTest/Math.jack | 158 ---------- projects/12/ScreenTest/Math.vm | 472 ---------------------------- projects/12/ScreenTest/Screen.jack | 138 -------- projects/12/ScreenTest/Screen.vm | 407 ------------------------ projects/12/ScreenTest/ScreenTestOutput.gif | Bin 4563 -> 0 bytes 7 files changed, 1315 deletions(-) delete mode 100644 projects/12/ScreenTest/Main.jack delete mode 100644 projects/12/ScreenTest/Main.vm delete mode 100644 projects/12/ScreenTest/Math.jack delete mode 100644 projects/12/ScreenTest/Math.vm delete mode 100644 projects/12/ScreenTest/Screen.jack delete mode 100644 projects/12/ScreenTest/Screen.vm delete mode 100644 projects/12/ScreenTest/ScreenTestOutput.gif (limited to 'projects/12/ScreenTest') diff --git a/projects/12/ScreenTest/Main.jack b/projects/12/ScreenTest/Main.jack deleted file mode 100644 index 00f36bd..0000000 --- a/projects/12/ScreenTest/Main.jack +++ /dev/null @@ -1,36 +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/12/ScreenTest/Main.jack - -/** Test program for the OS Screen class. */ -class Main { - - /** Draws a sample pictue on the screen using lines and circles. */ - function void main() { - - do Screen.drawLine(0,220,511,220); // base line - do Screen.drawRectangle(280,90,410,220); // house - - do Screen.setColor(false); - do Screen.drawRectangle(350,120,390,219); // door - do Screen.drawRectangle(292,120,332,150); // window - - do Screen.setColor(true); - do Screen.drawCircle(360,170,3); // door handle - do Screen.drawLine(280,90,345,35); // roof - do Screen.drawLine(345,35,410,90); // roof - - do Screen.drawCircle(140,60,30); // sun - do Screen.drawLine(140,26, 140, 6); - do Screen.drawLine(163,35,178,20); - do Screen.drawLine(174,60,194,60); - do Screen.drawLine(163,85,178,100); - do Screen.drawLine(140,94,140,114); - do Screen.drawLine(117,85,102,100); - do Screen.drawLine(106,60,86,60); - do Screen.drawLine(117,35,102,20); - - return; - } -} diff --git a/projects/12/ScreenTest/Main.vm b/projects/12/ScreenTest/Main.vm deleted file mode 100644 index 69e860f..0000000 --- a/projects/12/ScreenTest/Main.vm +++ /dev/null @@ -1,104 +0,0 @@ -function Main.main 0 -push constant 0 -push constant 220 -push constant 511 -push constant 220 -call Screen.drawLine 4 -pop temp 0 -push constant 280 -push constant 90 -push constant 410 -push constant 220 -call Screen.drawRectangle 4 -pop temp 0 -push constant 0 -call Screen.setColor 1 -pop temp 0 -push constant 350 -push constant 120 -push constant 390 -push constant 219 -call Screen.drawRectangle 4 -pop temp 0 -push constant 292 -push constant 120 -push constant 332 -push constant 150 -call Screen.drawRectangle 4 -pop temp 0 -push constant 0 -not -call Screen.setColor 1 -pop temp 0 -push constant 360 -push constant 170 -push constant 3 -call Screen.drawCircle 3 -pop temp 0 -push constant 280 -push constant 90 -push constant 345 -push constant 35 -call Screen.drawLine 4 -pop temp 0 -push constant 345 -push constant 35 -push constant 410 -push constant 90 -call Screen.drawLine 4 -pop temp 0 -push constant 140 -push constant 60 -push constant 30 -call Screen.drawCircle 3 -pop temp 0 -push constant 140 -push constant 26 -push constant 140 -push constant 6 -call Screen.drawLine 4 -pop temp 0 -push constant 163 -push constant 35 -push constant 178 -push constant 20 -call Screen.drawLine 4 -pop temp 0 -push constant 174 -push constant 60 -push constant 194 -push constant 60 -call Screen.drawLine 4 -pop temp 0 -push constant 163 -push constant 85 -push constant 178 -push constant 100 -call Screen.drawLine 4 -pop temp 0 -push constant 140 -push constant 94 -push constant 140 -push constant 114 -call Screen.drawLine 4 -pop temp 0 -push constant 117 -push constant 85 -push constant 102 -push constant 100 -call Screen.drawLine 4 -pop temp 0 -push constant 106 -push constant 60 -push constant 86 -push constant 60 -call Screen.drawLine 4 -pop temp 0 -push constant 117 -push constant 35 -push constant 102 -push constant 20 -call Screen.drawLine 4 -pop temp 0 -push constant 0 -return diff --git a/projects/12/ScreenTest/Math.jack b/projects/12/ScreenTest/Math.jack deleted file mode 100644 index 01bce8f..0000000 --- a/projects/12/ScreenTest/Math.jack +++ /dev/null @@ -1,158 +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/12/Math.jack - -/** - * A library of commonly used mathematical functions. - * Note: Jack compilers implement multiplication and division using OS method calls. - */ -class Math { - static Array twoToThe; - - /** Initializes the library. */ - function void init() { - var int i, x; - let x = 1; - let i = 0; - let twoToThe = Array.new(16); - while (i < 16){ - let twoToThe[i] = x; - let x = x + x; - let i = i + 1; - } - return; - } - - function boolean bit(int x, int i) { - return ~(x & twoToThe[i] = 0); - } - - function int sign(int x) { - if (x > 0) { - return 1; - } else { - if (x < 0) { - return -1; - } else { - return 0; - } - } - } - - /** Returns the absolute value of x. */ - function int abs(int x) { - if (x > 0){ - return x; - } else { - return -x; - } - } - - /** Returns the product of x and y. - * When a Jack compiler detects the multiplication operator '*' in the - * program's code, it handles it by invoking this method. In other words, - * the Jack expressions x*y and multiply(x,y) return the same value. - */ - function int multiply(int x, int y) { - var int res, shiftedX, i; - let shiftedX = x; - let i = 0; - let res = 0; - //while ((~(twoToThe[i] > y)) & (i < 16)) { - while (i < 16) { - if (Math.bit(y, i)){ - let res = res + shiftedX; - } - let shiftedX = shiftedX + shiftedX; - let i = i + 1; - } - return res; - } - - /** Returns the integer part of x/y. - * When a Jack compiler detects the multiplication operator '/' in the - * program's code, it handles it by invoking this method. In other words, - * the Jack expressions x/y and divide(x,y) return the same value. - */ - function int divide(int x, int y) { - var int ax, ay; - if (x > 0) { - if (y > 0) { - return Math.divide1(x, y); - } else { - return -Math.divide1(x, -y); - } - } else { - if (y > 0) { - return -Math.divide1(-x, y); - } else { - return Math.divide1(-x, -y); - } - } - } - - function int divide1(int x, int y) { - var int q; - if (y = 0) { - do Output.printString("Error: division by zero."); - do Sys.error(0); - } - if ((y > x) | (y < 0)) { - return 0; - } - let q = Math.divide1(x, y * 2); - if (x - (2 * q * y) < y) { - return 2 * q; - } else { - return 2 * q + 1; - } - } - - function int length(int x){ - var int n; - let n = 14; - while (twoToThe[n] > x){ - let n = n - 1; - } - return n; - } - - /** Returns the integer part of the square root of x. */ - function int sqrt(int x) { - var int y, k, z, w; - if (x < 0) { - do Output.printString("Error: square rooting a negative number."); - do Sys.error(0); - } - let k = Math.length(x) / 2; - let y = 0; - while (~(k < 0)) { - let z = y + twoToThe[k]; - let w = z * z; - if ((~(w > x)) & (w > 0)) { - let y = z; - } - let k = k - 1; - } - return y; - } - - /** Returns the greater number. */ - function int max(int a, int b) { - if (a > b) { - return a; - } else { - return b; - } - } - - /** Returns the smaller number. */ - function int min(int a, int b) { - if (a < b) { - return a; - } else { - return b; - } - } -} diff --git a/projects/12/ScreenTest/Math.vm b/projects/12/ScreenTest/Math.vm deleted file mode 100644 index 513fc1a..0000000 --- a/projects/12/ScreenTest/Math.vm +++ /dev/null @@ -1,472 +0,0 @@ -function Math.init 2 -push constant 1 -pop local 1 -push constant 0 -pop local 0 -push constant 16 -call Array.new 1 -pop static 0 -label WHILE_EXP0 -push local 0 -push constant 16 -lt -not -if-goto WHILE_END0 -push local 0 -push static 0 -add -push local 1 -pop temp 0 -pop pointer 1 -push temp 0 -pop that 0 -push local 1 -push local 1 -add -pop local 1 -push local 0 -push constant 1 -add -pop local 0 -goto WHILE_EXP0 -label WHILE_END0 -push constant 0 -return -function Math.bit 0 -push argument 0 -push argument 1 -push static 0 -add -pop pointer 1 -push that 0 -and -push constant 0 -eq -not -return -function Math.sign 0 -push argument 0 -push constant 0 -gt -if-goto IF_TRUE0 -goto IF_FALSE0 -label IF_TRUE0 -push constant 1 -return -goto IF_END0 -label IF_FALSE0 -push argument 0 -push constant 0 -lt -if-goto IF_TRUE1 -goto IF_FALSE1 -label IF_TRUE1 -push constant 1 -neg -return -goto IF_END1 -label IF_FALSE1 -push constant 0 -return -label IF_END1 -label IF_END0 -function Math.abs 0 -push argument 0 -push constant 0 -gt -if-goto IF_TRUE0 -goto IF_FALSE0 -label IF_TRUE0 -push argument 0 -return -goto IF_END0 -label IF_FALSE0 -push argument 0 -neg -return -label IF_END0 -function Math.multiply 3 -push argument 0 -pop local 1 -push constant 0 -pop local 2 -push constant 0 -pop local 0 -label WHILE_EXP0 -push local 2 -push constant 16 -lt -not -if-goto WHILE_END0 -push argument 1 -push local 2 -call Math.bit 2 -if-goto IF_TRUE0 -goto IF_FALSE0 -label IF_TRUE0 -push local 0 -push local 1 -add -pop local 0 -label IF_FALSE0 -push local 1 -push local 1 -add -pop local 1 -push local 2 -push constant 1 -add -pop local 2 -goto WHILE_EXP0 -label WHILE_END0 -push local 0 -return -function Math.divide 2 -push argument 0 -push constant 0 -gt -if-goto IF_TRUE0 -goto IF_FALSE0 -label IF_TRUE0 -push argument 1 -push constant 0 -gt -if-goto IF_TRUE1 -goto IF_FALSE1 -label IF_TRUE1 -push argument 0 -push argument 1 -call Math.divide1 2 -return -goto IF_END1 -label IF_FALSE1 -push argument 0 -push argument 1 -neg -call Math.divide1 2 -neg -return -label IF_END1 -goto IF_END0 -label IF_FALSE0 -push argument 1 -push constant 0 -gt -if-goto IF_TRUE2 -goto IF_FALSE2 -label IF_TRUE2 -push argument 0 -neg -push argument 1 -call Math.divide1 2 -neg -return -goto IF_END2 -label IF_FALSE2 -push argument 0 -neg -push argument 1 -neg -call Math.divide1 2 -return -label IF_END2 -label IF_END0 -function Math.divide1 1 -push argument 1 -push constant 0 -eq -if-goto IF_TRUE0 -goto IF_FALSE0 -label IF_TRUE0 -push constant 24 -call String.new 1 -push constant 69 -call String.appendChar 2 -push constant 114 -call String.appendChar 2 -push constant 114 -call String.appendChar 2 -push constant 111 -call String.appendChar 2 -push constant 114 -call String.appendChar 2 -push constant 58 -call String.appendChar 2 -push constant 32 -call String.appendChar 2 -push constant 100 -call String.appendChar 2 -push constant 105 -call String.appendChar 2 -push constant 118 -call String.appendChar 2 -push constant 105 -call String.appendChar 2 -push constant 115 -call String.appendChar 2 -push constant 105 -call String.appendChar 2 -push constant 111 -call String.appendChar 2 -push constant 110 -call String.appendChar 2 -push constant 32 -call String.appendChar 2 -push constant 98 -call String.appendChar 2 -push constant 121 -call String.appendChar 2 -push constant 32 -call String.appendChar 2 -push constant 122 -call String.appendChar 2 -push constant 101 -call String.appendChar 2 -push constant 114 -call String.appendChar 2 -push constant 111 -call String.appendChar 2 -push constant 46 -call String.appendChar 2 -call Output.printString 1 -pop temp 0 -push constant 0 -call Sys.error 1 -pop temp 0 -label IF_FALSE0 -push argument 1 -push argument 0 -gt -push argument 1 -push constant 0 -lt -or -if-goto IF_TRUE1 -goto IF_FALSE1 -label IF_TRUE1 -push constant 0 -return -label IF_FALSE1 -push argument 0 -push argument 1 -push constant 2 -call Math.multiply 2 -call Math.divide1 2 -pop local 0 -push argument 0 -push constant 2 -push local 0 -call Math.multiply 2 -push argument 1 -call Math.multiply 2 -sub -push argument 1 -lt -if-goto IF_TRUE2 -goto IF_FALSE2 -label IF_TRUE2 -push constant 2 -push local 0 -call Math.multiply 2 -return -goto IF_END2 -label IF_FALSE2 -push constant 2 -push local 0 -call Math.multiply 2 -push constant 1 -add -return -label IF_END2 -function Math.length 1 -push constant 14 -pop local 0 -label WHILE_EXP0 -push local 0 -push static 0 -add -pop pointer 1 -push that 0 -push argument 0 -gt -not -if-goto WHILE_END0 -push local 0 -push constant 1 -sub -pop local 0 -goto WHILE_EXP0 -label WHILE_END0 -push local 0 -return -function Math.sqrt 4 -push argument 0 -push constant 0 -lt -if-goto IF_TRUE0 -goto IF_FALSE0 -label IF_TRUE0 -push constant 40 -call String.new 1 -push constant 69 -call String.appendChar 2 -push constant 114 -call String.appendChar 2 -push constant 114 -call String.appendChar 2 -push constant 111 -call String.appendChar 2 -push constant 114 -call String.appendChar 2 -push constant 58 -call String.appendChar 2 -push constant 32 -call String.appendChar 2 -push constant 115 -call String.appendChar 2 -push constant 113 -call String.appendChar 2 -push constant 117 -call String.appendChar 2 -push constant 97 -call String.appendChar 2 -push constant 114 -call String.appendChar 2 -push constant 101 -call String.appendChar 2 -push constant 32 -call String.appendChar 2 -push constant 114 -call String.appendChar 2 -push constant 111 -call String.appendChar 2 -push constant 111 -call String.appendChar 2 -push constant 116 -call String.appendChar 2 -push constant 105 -call String.appendChar 2 -push constant 110 -call String.appendChar 2 -push constant 103 -call String.appendChar 2 -push constant 32 -call String.appendChar 2 -push constant 97 -call String.appendChar 2 -push constant 32 -call String.appendChar 2 -push constant 110 -call String.appendChar 2 -push constant 101 -call String.appendChar 2 -push constant 103 -call String.appendChar 2 -push constant 97 -call String.appendChar 2 -push constant 116 -call String.appendChar 2 -push constant 105 -call String.appendChar 2 -push constant 118 -call String.appendChar 2 -push constant 101 -call String.appendChar 2 -push constant 32 -call String.appendChar 2 -push constant 110 -call String.appendChar 2 -push constant 117 -call String.appendChar 2 -push constant 109 -call String.appendChar 2 -push constant 98 -call String.appendChar 2 -push constant 101 -call String.appendChar 2 -push constant 114 -call String.appendChar 2 -push constant 46 -call String.appendChar 2 -call Output.printString 1 -pop temp 0 -push constant 0 -call Sys.error 1 -pop temp 0 -label IF_FALSE0 -push argument 0 -call Math.length 1 -push constant 2 -call Math.divide 2 -pop local 1 -push constant 0 -pop local 0 -label WHILE_EXP0 -push local 1 -push constant 0 -lt -not -not -if-goto WHILE_END0 -push local 0 -push local 1 -push static 0 -add -pop pointer 1 -push that 0 -add -pop local 2 -push local 2 -push local 2 -call Math.multiply 2 -pop local 3 -push local 3 -push argument 0 -gt -not -push local 3 -push constant 0 -gt -and -if-goto IF_TRUE1 -goto IF_FALSE1 -label IF_TRUE1 -push local 2 -pop local 0 -label IF_FALSE1 -push local 1 -push constant 1 -sub -pop local 1 -goto WHILE_EXP0 -label WHILE_END0 -push local 0 -return -function Math.max 0 -push argument 0 -push argument 1 -gt -if-goto IF_TRUE0 -goto IF_FALSE0 -label IF_TRUE0 -push argument 0 -return -goto IF_END0 -label IF_FALSE0 -push argument 1 -return -label IF_END0 -function Math.min 0 -push argument 0 -push argument 1 -lt -if-goto IF_TRUE0 -goto IF_FALSE0 -label IF_TRUE0 -push argument 0 -return -goto IF_END0 -label IF_FALSE0 -push argument 1 -return -label IF_END0 diff --git a/projects/12/ScreenTest/Screen.jack b/projects/12/ScreenTest/Screen.jack deleted file mode 100644 index a370ab9..0000000 --- a/projects/12/ScreenTest/Screen.jack +++ /dev/null @@ -1,138 +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/12/Screen.jack - -/** - * A library of functions for displaying graphics on the screen. - * The Hack physical screen consists of 512 rows (indexed 0..511, top to bottom) - * of 256 pixels each (indexed 0..255, left to right). The top left pixel on - * the screen is indexed (0,0). - */ -class Screen { - static Array twoToThe; - static Array screen; - static boolean color; - - /** Initializes the Screen. */ - function void init() { - var int i, x; - let x = 1; - let i = 0; - let twoToThe = Array.new(16); - while (i < 16){ - let twoToThe[i] = x; - let x = x + x; - let i = i + 1; - } - let screen = 16384; - let color = true; - return; - } - - /** Erases the entire screen. */ - function void clearScreen() { - var boolean c; - let c = color; - let color = false; - do Screen.drawRectangle(0, 0, 511, 255); - let color = c; - return; - } - - /** Sets the current color, to be used for all subsequent drawXXX commands. - * Black is represented by true, white by false. */ - function void setColor(boolean b) { - let color = b; - return; - } - - /** Draws the (x,y) pixel, using the current color. */ - function void drawPixel(int x, int y) { - var int addr, t; - if ((x < 0) | (y < 0) | (x > 511) | (y > 255)) { - //String.println("drawPixel: coordinates out of range!"); - //Sys.error(2); - return; - } - let t = x / 16; - let addr = 32 * y + t; - if (color) { - let screen[addr] = screen[addr] | twoToThe[x - (t * 16)]; - } else { - let screen[addr] = screen[addr] & (- (twoToThe[x - (t * 16)] + 1)); - } - return; - } - - /** Draws a line from pixel (x1,y1) to pixel (x2,y2), using the current color. */ - function void drawLine(int x1, int y1, int x2, int y2) { - var int dx, dy, x, y, a, b, diff; - let x = x1; - let y = y1; - do Screen.drawPixel(x, y); - if (x1 = x2) { - if (y1 = y2) { - return; - } else { - let diff = 1; - } - } else { - if (y1 = y2) { - let diff = -1; - } else { - let diff = 0; - } - } - let dx = x2 - x1; - let dy = y2 - y1; - let a = Math.sign(dx); - let b = Math.sign(dy); - let dx = Math.abs(dx); - let dy = Math.abs(dy); - while (~((x = x2) & (y = y2))) { - if (diff < 0){ - let x = x + a; - let diff = diff + dy; - } else { - let y = y + b; - let diff = diff - dx; - } - do Screen.drawPixel(x, y); - } - return; - } - - /** Draws a filled rectangle whose top left corner is (x1, y1) - * and bottom right corner is (x2,y2), using the current color. */ - function void drawRectangle(int x1, int y1, int x2, int y2) { - var int x; - if ((x1 > x2) | (y1 > y2)) { - return; - } - let x = x1; - while (~(x > x2)) { - do Screen.drawLine(x, y1, x, y2); - let x = x + 1; - } - return; - } - - /** Draws a filled circle of radius r<=181 around (x,y), using the current color. */ - function void drawCircle(int x, int y, int r) { - var int dx, dy, r2; - if (r > 181) { - do String.println("drawCircle: radius too big!"); - do Sys.error(2); - return; - } - let dy = -r; - let r2 = r * r; - while (~(dy > r)) { - let dx = Math.sqrt(r2 - (dy * dy)); - do Screen.drawLine(x - dx, y + dy, x + dx, y + dy); - let dy = dy + 1; - } - return; - } -} diff --git a/projects/12/ScreenTest/Screen.vm b/projects/12/ScreenTest/Screen.vm deleted file mode 100644 index 8468225..0000000 --- a/projects/12/ScreenTest/Screen.vm +++ /dev/null @@ -1,407 +0,0 @@ -function Screen.init 2 -push constant 1 -pop local 1 -push constant 0 -pop local 0 -push constant 16 -call Array.new 1 -pop static 0 -label WHILE_EXP0 -push local 0 -push constant 16 -lt -not -if-goto WHILE_END0 -push local 0 -push static 0 -add -push local 1 -pop temp 0 -pop pointer 1 -push temp 0 -pop that 0 -push local 1 -push local 1 -add -pop local 1 -push local 0 -push constant 1 -add -pop local 0 -goto WHILE_EXP0 -label WHILE_END0 -push constant 16384 -pop static 1 -push constant 0 -not -pop static 2 -push constant 0 -return -function Screen.clearScreen 1 -push static 2 -pop local 0 -push constant 0 -pop static 2 -push constant 0 -push constant 0 -push constant 511 -push constant 255 -call Screen.drawRectangle 4 -pop temp 0 -push local 0 -pop static 2 -push constant 0 -return -function Screen.setColor 0 -push argument 0 -pop static 2 -push constant 0 -return -function Screen.drawPixel 2 -push argument 0 -push constant 0 -lt -push argument 1 -push constant 0 -lt -or -push argument 0 -push constant 511 -gt -or -push argument 1 -push constant 255 -gt -or -if-goto IF_TRUE0 -goto IF_FALSE0 -label IF_TRUE0 -push constant 0 -return -label IF_FALSE0 -push argument 0 -push constant 16 -call Math.divide 2 -pop local 1 -push constant 32 -push argument 1 -call Math.multiply 2 -push local 1 -add -pop local 0 -push static 2 -if-goto IF_TRUE1 -goto IF_FALSE1 -label IF_TRUE1 -push local 0 -push static 1 -add -push local 0 -push static 1 -add -pop pointer 1 -push that 0 -push argument 0 -push local 1 -push constant 16 -call Math.multiply 2 -sub -push static 0 -add -pop pointer 1 -push that 0 -or -pop temp 0 -pop pointer 1 -push temp 0 -pop that 0 -goto IF_END1 -label IF_FALSE1 -push local 0 -push static 1 -add -push local 0 -push static 1 -add -pop pointer 1 -push that 0 -push argument 0 -push local 1 -push constant 16 -call Math.multiply 2 -sub -push static 0 -add -pop pointer 1 -push that 0 -push constant 1 -add -neg -and -pop temp 0 -pop pointer 1 -push temp 0 -pop that 0 -label IF_END1 -push constant 0 -return -function Screen.drawLine 7 -push argument 0 -pop local 2 -push argument 1 -pop local 3 -push local 2 -push local 3 -call Screen.drawPixel 2 -pop temp 0 -push argument 0 -push argument 2 -eq -if-goto IF_TRUE0 -goto IF_FALSE0 -label IF_TRUE0 -push argument 1 -push argument 3 -eq -if-goto IF_TRUE1 -goto IF_FALSE1 -label IF_TRUE1 -push constant 0 -return -goto IF_END1 -label IF_FALSE1 -push constant 1 -pop local 6 -label IF_END1 -goto IF_END0 -label IF_FALSE0 -push argument 1 -push argument 3 -eq -if-goto IF_TRUE2 -goto IF_FALSE2 -label IF_TRUE2 -push constant 1 -neg -pop local 6 -goto IF_END2 -label IF_FALSE2 -push constant 0 -pop local 6 -label IF_END2 -label IF_END0 -push argument 2 -push argument 0 -sub -pop local 0 -push argument 3 -push argument 1 -sub -pop local 1 -push local 0 -call Math.sign 1 -pop local 4 -push local 1 -call Math.sign 1 -pop local 5 -push local 0 -call Math.abs 1 -pop local 0 -push local 1 -call Math.abs 1 -pop local 1 -label WHILE_EXP0 -push local 2 -push argument 2 -eq -push local 3 -push argument 3 -eq -and -not -not -if-goto WHILE_END0 -push local 6 -push constant 0 -lt -if-goto IF_TRUE3 -goto IF_FALSE3 -label IF_TRUE3 -push local 2 -push local 4 -add -pop local 2 -push local 6 -push local 1 -add -pop local 6 -goto IF_END3 -label IF_FALSE3 -push local 3 -push local 5 -add -pop local 3 -push local 6 -push local 0 -sub -pop local 6 -label IF_END3 -push local 2 -push local 3 -call Screen.drawPixel 2 -pop temp 0 -goto WHILE_EXP0 -label WHILE_END0 -push constant 0 -return -function Screen.drawRectangle 1 -push argument 0 -push argument 2 -gt -push argument 1 -push argument 3 -gt -or -if-goto IF_TRUE0 -goto IF_FALSE0 -label IF_TRUE0 -push constant 0 -return -label IF_FALSE0 -push argument 0 -pop local 0 -label WHILE_EXP0 -push local 0 -push argument 2 -gt -not -not -if-goto WHILE_END0 -push local 0 -push argument 1 -push local 0 -push argument 3 -call Screen.drawLine 4 -pop temp 0 -push local 0 -push constant 1 -add -pop local 0 -goto WHILE_EXP0 -label WHILE_END0 -push constant 0 -return -function Screen.drawCircle 3 -push argument 2 -push constant 181 -gt -if-goto IF_TRUE0 -goto IF_FALSE0 -label IF_TRUE0 -push constant 27 -call String.new 1 -push constant 100 -call String.appendChar 2 -push constant 114 -call String.appendChar 2 -push constant 97 -call String.appendChar 2 -push constant 119 -call String.appendChar 2 -push constant 67 -call String.appendChar 2 -push constant 105 -call String.appendChar 2 -push constant 114 -call String.appendChar 2 -push constant 99 -call String.appendChar 2 -push constant 108 -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 114 -call String.appendChar 2 -push constant 97 -call String.appendChar 2 -push constant 100 -call String.appendChar 2 -push constant 105 -call String.appendChar 2 -push constant 117 -call String.appendChar 2 -push constant 115 -call String.appendChar 2 -push constant 32 -call String.appendChar 2 -push constant 116 -call String.appendChar 2 -push constant 111 -call String.appendChar 2 -push constant 111 -call String.appendChar 2 -push constant 32 -call String.appendChar 2 -push constant 98 -call String.appendChar 2 -push constant 105 -call String.appendChar 2 -push constant 103 -call String.appendChar 2 -push constant 33 -call String.appendChar 2 -call String.println 1 -pop temp 0 -push constant 2 -call Sys.error 1 -pop temp 0 -push constant 0 -return -label IF_FALSE0 -push argument 2 -neg -pop local 1 -push argument 2 -push argument 2 -call Math.multiply 2 -pop local 2 -label WHILE_EXP0 -push local 1 -push argument 2 -gt -not -not -if-goto WHILE_END0 -push local 2 -push local 1 -push local 1 -call Math.multiply 2 -sub -call Math.sqrt 1 -pop local 0 -push argument 0 -push local 0 -sub -push argument 1 -push local 1 -add -push argument 0 -push local 0 -add -push argument 1 -push local 1 -add -call Screen.drawLine 4 -pop temp 0 -push local 1 -push constant 1 -add -pop local 1 -goto WHILE_EXP0 -label WHILE_END0 -push constant 0 -return diff --git a/projects/12/ScreenTest/ScreenTestOutput.gif b/projects/12/ScreenTest/ScreenTestOutput.gif deleted file mode 100644 index f1742cc..0000000 Binary files a/projects/12/ScreenTest/ScreenTestOutput.gif and /dev/null differ -- cgit v1.2.3