From ce49bb65aa25626dd3191eb9b8c050cce8016075 Mon Sep 17 00:00:00 2001
From: brianharvey <bh@cs.berkeley.edu>
Date: Sat, 27 Apr 2019 21:51:49 -0700
Subject: [PATCH] First batch of help screens

and the bignum library.

More coming tomorrow.  Many more... :-(
---
 help/doPlaySoundAtRate.png         | Bin 0 -> 70861 bytes
 help/getEffect.png                 | Bin 0 -> 62553 bytes
 help/playSound.png                 | Bin 23642 -> 31371 bytes
 help/reportBoolean.png             | Bin 44409 -> 91387 bytes
 help/reportGetImageAttribute.png   | Bin 0 -> 145240 bytes
 help/reportGetSoundAttribute.png   | Bin 0 -> 71481 bytes
 help/reportJoinWords.png           | Bin 14112 -> 45119 bytes
 help/reportListIsEmpty.png         | Bin 71477 -> 56937 bytes
 help/reportMonadic.png             | Bin 14355 -> 19568 bytes
 help/reportNewCostumeStretched.png | Bin 0 -> 120645 bytes
 help/reportPower.png               | Bin 0 -> 104481 bytes
 libraries/bignumbers.xml           |   2 +-
 12 files changed, 1 insertion(+), 1 deletion(-)
 create mode 100644 help/doPlaySoundAtRate.png
 create mode 100644 help/getEffect.png
 create mode 100644 help/reportGetImageAttribute.png
 create mode 100644 help/reportGetSoundAttribute.png
 create mode 100644 help/reportNewCostumeStretched.png
 create mode 100644 help/reportPower.png

diff --git a/help/doPlaySoundAtRate.png b/help/doPlaySoundAtRate.png
new file mode 100644
index 0000000000000000000000000000000000000000..f3f0b5997ca2c5ca9b5b911e195bb1b70ab7b6a2
GIT binary patch
diff --git a/help/getEffect.png b/help/getEffect.png
new file mode 100644
index 0000000000000000000000000000000000000000..237db994cd92c3d441d39ea17b324cb7eec081f0
GIT binary patch
diff --git a/help/playSound.png b/help/playSound.png
index b6e23990fce756ef5f424dd76cf221138a8937e9..3abadf7ebf4575e7940d1519df551f0c74349055 100644
GIT binary patch
diff --git a/help/reportBoolean.png b/help/reportBoolean.png
index 16ed31257d6057fc7983e8f4542d109d4d13ed32..3a056c91de8e57828727eb29caa6053083033d4e 100644
GIT binary patch
diff --git a/help/reportGetImageAttribute.png b/help/reportGetImageAttribute.png
new file mode 100644
index 0000000000000000000000000000000000000000..f31afd3a2bb272372c920d95bb5ba0bf37234171
GIT binary patch
diff --git a/help/reportGetSoundAttribute.png b/help/reportGetSoundAttribute.png
new file mode 100644
index 0000000000000000000000000000000000000000..089995999c5999af57f6ecde86353cd67d24571a
GIT binary patch
diff --git a/help/reportJoinWords.png b/help/reportJoinWords.png
index 479f5747f5c8823f256a5a9859e18a7e6da6bc5d..60045a130d97035b867bf06e964f81b2bd2ba8bb 100644
GIT binary patch
diff --git a/help/reportListIsEmpty.png b/help/reportListIsEmpty.png
index b371fd42d55964c03734703b8975ab520a3caabc..1a8b62eda8b7821801ab2e2e9ef6dab8f32c6f9d 100644
GIT binary patch
diff --git a/help/reportMonadic.png b/help/reportMonadic.png
index 3cb4c8ab57b18066bd61981b561768d4669c07b5..8d9386a8df44157b622c41e99481e58427ba4feb 100644
GIT binary patch
diff --git a/help/reportNewCostumeStretched.png b/help/reportNewCostumeStretched.png
new file mode 100644
index 0000000000000000000000000000000000000000..e0c7de3d2eb1c29725ec8948e4e9cba8d2a12253
GIT binary patch
diff --git a/help/reportPower.png b/help/reportPower.png
new file mode 100644
index 0000000000000000000000000000000000000000..4d9a190e83c834dafc900272326aa33072738c37
GIT binary patch
diff --git a/libraries/bignumbers.xml b/libraries/bignumbers.xml
index 8861de9d..d338726f 100644
--- a/libraries/bignumbers.xml
+++ b/libraries/bignumbers.xml
@@ -1 +1 @@
-<blocks app="Snap! 5.0, http://snap.berkeley.edu" version="1"><block-definition s="USE BIGNUMS %&apos;bool&apos;" type="command" category="operators"><comment x="0" y="0" w="303.3333333333333" collapsed="false">call with True to turn on the entire Scheme numeric tower, including infinite-precision integers, exact rationals, and complex numbers; call with False to restore native JavaScript arithmetic.</comment><header></header><code></code><translations></translations><inputs><input type="%b"></input></inputs><script><block s="doDeclareVariables"><list><l>isDone</l></list></block><block s="doSetVar"><l>isDone</l><block s="evaluate"><block s="reportJSFunction"><list><l>useBigNums</l></list><l>var done = false;&#xD;&#xD;function initialize (callback) {&#xD;    var bigScript = document.createElement(&apos;script&apos;);&#xD;    bigScript.src = &apos;//snap.berkeley.edu/snapsource/libraries/biginteger.js&apos;;&#xD;    bigScript.onload = loadScheme;&#xD;    document.head.appendChild(bigScript);&#xD;&#xD;    function loadScheme () {&#xD;        var schemeScript = document.createElement(&apos;script&apos;);&#xD;        schemeScript.src = &apos;//snap.berkeley.edu/snapsource/libraries/schemeNumber.js&apos;;&#xD;        schemeScript.onload = finish;&#xD;        document.head.appendChild(schemeScript);&#xD;    }&#xD;&#xD;    function finish () {&#xD;        makeGlobalObject();&#xD;        callback();&#xD;    }&#xD;}&#xD;&#xD;function makeGlobalObject () {&#xD;    window.bigNumbers = {&#xD;        originalEvaluate: InputSlotMorph.prototype.evaluate,&#xD;        originalChangeVar: VariableFrame.prototype.changeVar,&#xD;        originalPrims: {&#xD;            reportSum: Process.prototype.reportSum,&#xD;            reportDifference: Process.prototype.reportDifference,&#xD;            reportProduct: Process.prototype.reportProduct,&#xD;            reportQuotient: Process.prototype.reportQuotient,&#xD;            reportModulus: Process.prototype.reportModulus,&#xD;            reportRandom: Process.prototype.reportRandom,&#xD;            reportLessThan: Process.prototype.reportLessThan,&#xD;            reportGreaterThan: Process.prototype.reportGreaterThan,&#xD;            reportEquals: Process.prototype.reportEquals,&#xD;            reportIsIdentical: Process.prototype.reportIsIdentical,&#xD;            reportMonadic: Process.prototype.reportMonadic&#xD;        }&#xD;    };&#xD;}&#xD;&#xD;function loadBlocks () {&#xD;    var fn = SchemeNumber.fn;&#xD;    var originalPrims = window.bigNumbers.originalPrims;&#xD;    if (useBigNums) {&#xD;        InputSlotMorph.prototype.evaluate = function () {&#xD;            var contents = this.contents();&#xD;            if (this.constant) {&#xD;                return this.constant;&#xD;            }&#xD;            if (this.isNumeric) {&#xD;                return parseNumber(contents.text || &apos;0&apos;);&#xD;            }&#xD;            return contents.text;&#xD;        };&#xD;        VariableFrame.prototype.changeVar = function (name, delta, sender) {&#xD;            var frame = this.find(name),&#xD;                value,&#xD;                newValue;&#xD;            if (frame) {&#xD;                value = parseNumber(frame.vars[name].value);&#xD;                newValue = value !== value ? delta : value + parseNumber(delta);&#xD;                if (sender instanceof SpriteMorph &amp;&amp;&#xD;                        (frame.owner instanceof SpriteMorph) &amp;&amp;&#xD;                        (sender !== frame.owner)) {&#xD;                    sender.shadowVar(name, newValue);&#xD;                } else {&#xD;                    frame.vars[name].value = newValue;&#xD;                }&#xD;&#xD;            }&#xD;        };&#xD;        Object.assign(Process.prototype, {&#xD;            reportSum: function (a, b) {&#xD;                a = parseNumber(a);&#xD;                b = parseNumber(b);&#xD;                if (a !== a || b !== b) return NaN;&#xD;                return fn[&apos;+&apos;](a, b);&#xD;            },&#xD;            reportDifference: function (a, b) {&#xD;                a = parseNumber(a);&#xD;                b = parseNumber(b);&#xD;                if (a !== a || b !== b) return NaN;&#xD;                return fn[&apos;-&apos;](a, b);&#xD;            },&#xD;            reportProduct: function (a, b) {&#xD;                a = parseNumber(a);&#xD;                b = parseNumber(b);&#xD;                if (a !== a || b !== b) return NaN;&#xD;                return fn[&apos;*&apos;](a, b);&#xD;            },&#xD;            reportQuotient: function (a, b) {&#xD;                a = parseNumber(a);&#xD;                b = parseNumber(b);&#xD;                if (fn[&apos;=&apos;](b, &apos;0&apos;) &amp;&amp; !fn[&apos;=&apos;](a, &apos;0&apos;)) {&#xD;                      return (fn[&apos;&lt;&apos;](a, &apos;0&apos;) ? SchemeNumber(&apos;-inf.0&apos;) : SchemeNumber(&apos;+inf.0&apos;))&#xD;                };&#xD;                if (a !== a || b !== b || fn[&apos;=&apos;](b, &apos;0&apos;)) return SchemeNumber(&apos;+nan.0&apos;);&#xD;                return fn[&apos;/&apos;](a, b);&#xD;            },&#xD;            reportModulus: function (a, b) {&#xD;                a = parseNumber(a);&#xD;                b = parseNumber(b);&#xD;                if (a !== a || b !== b) return NaN;&#xD;                var result = fn.mod(a, b);&#xD;                if (fn[&apos;&lt;&apos;](b, &apos;0&apos;) &amp;&amp; fn[&apos;&gt;&apos;](result, &apos;0&apos;)) {&#xD;                    result = fn[&apos;+&apos;](result, b);&#xD;                }&#xD;                return result;&#xD;            },&#xD;            reportRandom: function (min, max) {&#xD;                var floor = parseNumber(min),&#xD;                    ceil = parseNumber(max);&#xD;                if (floor !== floor || ceil !== ceil) return NaN;&#xD;                if (!fn[&apos;=&apos;](fn.mod(floor, &apos;1&apos;), &apos;0&apos;) || !fn[&apos;=&apos;](fn.mod(ceil, &apos;1&apos;), &apos;0&apos;)) {&#xD;                    // One of the numbers isn&apos;t whole. Include the decimal.&#xD;                    return fn[&apos;+&apos;](&#xD;                        fn[&apos;*&apos;](&#xD;                            Math.random(),&#xD;                            fn[&apos;-&apos;](ceil, floor)&#xD;                        ),&#xD;                        floor&#xD;                    );&#xD;                }&#xD;                return fn.floor(&#xD;                    fn[&apos;+&apos;](&#xD;                        fn[&apos;*&apos;](&#xD;                            Math.random(),&#xD;                            fn[&apos;+&apos;](&#xD;                                fn[&apos;-&apos;](ceil, floor),&#xD;                                &apos;1&apos;&#xD;                            )&#xD;                        ),&#xD;                        floor&#xD;                    )&#xD;                );&#xD;            },&#xD;            reportLessThan: function (a, b) {&#xD;                a = parseNumber(a);&#xD;                b = parseNumber(b);&#xD;                if (a !== a || b !== b) return NaN;&#xD;                return fn[&apos;&lt;&apos;](a, b);&#xD;            },&#xD;            reportGreaterThan: function (a, b) {&#xD;                a = parseNumber(a);&#xD;                b = parseNumber(b);&#xD;                if (a !== a || b !== b) return NaN;&#xD;                return fn[&apos;&gt;&apos;](a, b);&#xD;            },&#xD;            reportGreaterThan: function (a, b) {&#xD;                a = parseNumber(a);&#xD;                b = parseNumber(b);&#xD;                if (a !== a || b !== b) return NaN;&#xD;                return fn[&apos;&gt;&apos;](a, b);&#xD;            },&#xD;            reportEqual: function (a, b) {&#xD;                x = parseNumber(a);&#xD;                y = parseNumber(b);&#xD;                if (x !== x || y !== y) return snapEquals(a, b);&#xD;                return fn[&apos;=&apos;](x, y);&#xD;            },&#xD;            reportIsIdentical: function (a, b) {&#xD;                x = parseNumber(a);&#xD;                y = parseNumber(b);&#xD;                if (x !== x || y !== y) return originalPrims.reportIsIdentical(a, b);&#xD;                return fn[&apos;=&apos;](x, y);&#xD;            },&#xD;            reportMonadic: function (fname, n) {&#xD;                n = parseNumber(n);&#xD;                if (n !== n) return NaN;&#xD;&#xD;                switch (Process.prototype.inputOption(fname)) {&#xD;                case &apos;abs&apos;:&#xD;                    return fn.abs(n);&#xD;                case &apos;ceiling&apos;:&#xD;                    return fn.ceiling(n);&#xD;                case &apos;floor&apos;:&#xD;                    return fn.floor(n);&#xD;                case &apos;sqrt&apos;:&#xD;                    return sqrt(n);&#xD;                case &apos;sin&apos;:&#xD;                    return fn.sin(radians(n));&#xD;                case &apos;cos&apos;:&#xD;                    return fn.cos(radians(n));&#xD;                case &apos;tan&apos;:&#xD;                    return fn.tan(radians(n));&#xD;                case &apos;asin&apos;:&#xD;                    return degrees(fn.asin(n));&#xD;                case &apos;acos&apos;:&#xD;                    return degrees(fn.acos(n));&#xD;                case &apos;atan&apos;:&#xD;                    return degrees(fn.atan(n));&#xD;                case &apos;ln&apos;:&#xD;                    return fn.log(n);&#xD;                case &apos;log&apos;:&#xD;                    return fn.log(n, &apos;10&apos;);&#xD;                case &apos;e^&apos;:&#xD;                    return fn.exp(n);&#xD;                case &apos;10^&apos;:&#xD;                    return fn.expt(&apos;10&apos;, n);&#xD;                default:&#xD;                    return SchemeNumber(&apos;0&apos;);&#xD;                }&#xD;            }&#xD;        });&#xD;    } else {&#xD;        InputSlotMorph.prototype.evaluate = window.bigNumbers.originalEvaluate;&#xD;        VariableFrame.prototype.changeVar = window.bigNumbers.originalChangeVar;&#xD;        Object.assign(Process.prototype, originalPrims);&#xD;    }&#xD;    done = true;&#xD;}&#xD;&#xD;function parseNumber (n) {&#xD;    var fn = SchemeNumber.fn;&#xD;    if (!fn[&apos;number?&apos;](n)) {&#xD;        n = &apos;&apos; + n;&#xD;        try {&#xD;            return parseENotation(n) || SchemeNumber(n);&#xD;        } catch (err) {&#xD;            return NaN;&#xD;        }&#xD;    }&#xD;    return n;&#xD;}&#xD;&#xD;function parseENotation (n) {&#xD;    var fn = SchemeNumber.fn;&#xD;&#xD;    var numbers = n.match(/^(-?\d+\.?\d*|-?\.\d+)e(-?\d+)$/i);&#xD;    if (!numbers) return null;&#xD;&#xD;    var coefficient = numbers[1];&#xD;    var exponent = numbers[2];&#xD;    return fn[&apos;*&apos;](&#xD;        coefficient,&#xD;        fn.expt(&apos;10&apos;, exponent)&#xD;    );&#xD;}&#xD;&#xD;function sqrt (n) {&#xD;    var fn = SchemeNumber.fn;&#xD;&#xD;    if (!fn[&apos;exact?&apos;](n) || !fn[&apos;rational?&apos;](n) || fn[&apos;&lt;&apos;](n,&apos;0&apos;)) return fn.sqrt(n);&#xD;&#xD;    var rootNumerator = fn[&apos;exact-integer-sqrt&apos;](fn.numerator(n));&#xD;    if (!fn[&apos;=&apos;](rootNumerator[1], &apos;0&apos;)) return fn.sqrt(n);&#xD;&#xD;    var rootDenominator = fn[&apos;exact-integer-sqrt&apos;](fn.denominator(n));&#xD;    if (!fn[&apos;=&apos;](rootDenominator[1], &apos;0&apos;)) return fn.sqrt(n);&#xD;&#xD;    return fn[&apos;/&apos;](rootNumerator[0], rootDenominator[0]);&#xD;}&#xD;&#xD;function isDone () {&#xD;    return done;&#xD;}&#xD;&#xD;if (window.bigNumbers) {&#xD;    loadBlocks();&#xD;} else {&#xD;    initialize(loadBlocks);&#xD;}&#xD;&#xD;return isDone;</l></block><list><block var="bool"/></list></block></block><block s="doWaitUntil"><block s="evaluate"><block var="isDone"/><list></list></block></block></script></block-definition><block-definition s="%&apos;n&apos; !" type="reporter" category="operators"><header></header><code></code><translations></translations><inputs><input type="%n"></input></inputs><script><block s="doReport"><block s="reportIfElse"><block s="reportEquals"><block var="n"/><l>0</l></block><l>1</l><block s="reportProduct"><block var="n"/><custom-block s="%n !"><block s="reportDifference"><block var="n"/><l>1</l></block></custom-block></block></block></block></script></block-definition><block-definition s="%&apos;x&apos;" type="reporter" category="operators"><header></header><code></code><translations></translations><inputs><input type="%s"></input></inputs><script><block s="doReport"><block var="x"/></block></script></block-definition><block-definition s="Scheme number %&apos;function&apos; of %&apos;number&apos;" type="reporter" category="operators"><comment x="0" y="0" w="300" collapsed="true">Provides Scheme arithmetic functions not in JavaScript</comment><header></header><code></code><translations></translations><inputs><input type="%s" readonly="true"><options>number?&#xD;complex?&#xD;real?&#xD;rational?&#xD;integer?&#xD;exact?&#xD;inexact?&#xD;exact&#xD;inexact&#xD;finite?&#xD;infinite?&#xD;nan?&#xD;numerator&#xD;denominator&#xD;real-part&#xD;imag-part&#xD;magnitude&#xD;angle</options></input><input type="%s"></input></inputs><script><block s="doReport"><block s="evaluate"><block s="reportJSFunction"><list><l>which</l><l>num</l></list><l>function parseNumber (n) {&#xD;    var fn = SchemeNumber.fn;&#xD;    if (!fn[&apos;number?&apos;](n)) {&#xD;        n = &apos;&apos; + n;&#xD;        try {&#xD;            return parseENotation(n) || SchemeNumber(n);&#xD;        } catch (err) {&#xD;            return NaN;&#xD;        }&#xD;    }&#xD;    return n;&#xD;}&#xD;&#xD;function parseENotation (n) {&#xD;    var fn = SchemeNumber.fn;&#xD;&#xD;    var numbers = n.match(/^(-?\d+\.?\d*|-?\.\d+)e(-?\d+)$/i);&#xD;    if (!numbers) return null;&#xD;&#xD;    var coefficient = numbers[1];&#xD;    var exponent = numbers[2];&#xD;    return fn[&apos;*&apos;](&#xD;        coefficient,&#xD;        fn.expt(&apos;10&apos;, exponent)&#xD;    );&#xD;}&#xD;var fn=SchemeNumber.fn,&#xD;      number=parseNumber(num);&#xD;&#xD;switch (which) {&#xD;  case &apos;number?&apos;:&#xD;  case &apos;complex?&apos;:&#xD;    return (fn[&apos;number?&apos;](number));&#xD;  case &apos;real?&apos;:&#xD;    return (fn[&apos;real?&apos;](number) || fn[&apos;real-valued?&apos;](number));&#xD;  case &apos;rational?&apos;:&#xD;    return (fn[&apos;rational?&apos;](number) || (fn[&apos;=&apos;](number, fn.rationalize(number, parseNumber(&apos;1.0e-5&apos;)))));&#xD;  case &apos;integer?&apos;:&#xD;    return (fn[&apos;integer?&apos;](number) || fn[&apos;integer-valued?&apos;](number));&#xD;  case &apos;exact?&apos;:&#xD;  case &apos;inexact?&apos;:&#xD;  case &apos;finite?&apos;:&#xD;  case &apos;infinite?&apos;:&#xD;  case &apos;nan?&apos;:&#xD;  case &apos;real-part&apos;:&#xD;  case &apos;imag-part&apos;:&#xD;    return (fn[which](number));&#xD;  case &apos;magnitude&apos;:&#xD;    return (fn.magnitude(number));&#xD;  case &apos;angle&apos;:&#xD;    return (fn.angle(number));&#xD;  case &apos;numerator&apos;:&#xD;    return (fn.numerator(number));&#xD;  case &apos;denominator&apos;:&#xD;    return (fn.denominator(number));&#xD;  case &apos;exact&apos;:&#xD;    return (fn.exact(number));&#xD;case &apos;inexact&apos;:&#xD;    return (fn.inexact(number));&#xD;}</l></block><list><block var="function"/><block var="number"/></list></block></block></script></block-definition></blocks>
\ No newline at end of file
+<blocks app="Snap! 5.0, http://snap.berkeley.edu" version="1"><block-definition s="USE BIGNUMS %&apos;bool&apos;" type="command" category="operators"><comment w="303.3333333333333" collapsed="false">call with True to turn on the entire Scheme numeric tower, including infinite-precision integers, exact rationals, and complex numbers; call with False to restore native JavaScript arithmetic.</comment><header></header><code></code><translations></translations><inputs><input type="%b"></input></inputs><script><block s="doDeclareVariables"><list><l>isDone</l></list></block><block s="doSetVar"><l>isDone</l><block s="evaluate"><block s="reportJSFunction"><list><l>useBigNums</l></list><l>var done = false;&#xD;&#xD;function initialize (callback) {&#xD;    var bigScript = document.createElement(&apos;script&apos;);&#xD;    bigScript.src = &apos;//snap.berkeley.edu/snapsource/libraries/biginteger.js&apos;;&#xD;    bigScript.onload = loadScheme;&#xD;    document.head.appendChild(bigScript);&#xD;&#xD;    function loadScheme () {&#xD;        var schemeScript = document.createElement(&apos;script&apos;);&#xD;        schemeScript.src = &apos;//snap.berkeley.edu/snapsource/libraries/schemeNumber.js&apos;;&#xD;        schemeScript.onload = finish;&#xD;        document.head.appendChild(schemeScript);&#xD;    }&#xD;&#xD;    function finish () {&#xD;        makeGlobalObject();&#xD;        callback();&#xD;    }&#xD;}&#xD;&#xD;function makeGlobalObject () {&#xD;    window.bigNumbers = {&#xD;        originalEvaluate: InputSlotMorph.prototype.evaluate,&#xD;        originalChangeVar: VariableFrame.prototype.changeVar,&#xD;        originalPrims: {&#xD;            reportSum: Process.prototype.reportSum,&#xD;            reportDifference: Process.prototype.reportDifference,&#xD;            reportProduct: Process.prototype.reportProduct,&#xD;            reportQuotient: Process.prototype.reportQuotient,&#xD;            reportPower: Process.prototype.reportPower,&#xD;            reportModulus: Process.prototype.reportModulus,&#xD;            reportRandom: Process.prototype.reportRandom,&#xD;            reportLessThan: Process.prototype.reportLessThan,&#xD;            reportGreaterThan: Process.prototype.reportGreaterThan,&#xD;            reportEquals: Process.prototype.reportEquals,&#xD;            reportIsIdentical: Process.prototype.reportIsIdentical,&#xD;            reportMonadic: Process.prototype.reportMonadic&#xD;        }&#xD;    };&#xD;}&#xD;&#xD;function loadBlocks () {&#xD;    var fn = SchemeNumber.fn;&#xD;    var originalPrims = window.bigNumbers.originalPrims;&#xD;    if (useBigNums) {&#xD;        InputSlotMorph.prototype.evaluate = function () {&#xD;            var contents = this.contents();&#xD;            if (this.constant) {&#xD;                return this.constant;&#xD;            }&#xD;            if (this.isNumeric) {&#xD;                return parseNumber(contents.text || &apos;0&apos;);&#xD;            }&#xD;            return contents.text;&#xD;        };&#xD;        VariableFrame.prototype.changeVar = function (name, delta, sender) {&#xD;            var frame = this.find(name),&#xD;                value,&#xD;                newValue;&#xD;            if (frame) {&#xD;                value = parseNumber(frame.vars[name].value);&#xD;                newValue = value !== value ? delta : value + parseNumber(delta);&#xD;                if (sender instanceof SpriteMorph &amp;&amp;&#xD;                        (frame.owner instanceof SpriteMorph) &amp;&amp;&#xD;                        (sender !== frame.owner)) {&#xD;                    sender.shadowVar(name, newValue);&#xD;                } else {&#xD;                    frame.vars[name].value = newValue;&#xD;                }&#xD;&#xD;            }&#xD;        };&#xD;        Object.assign(Process.prototype, {&#xD;            reportSum: function (a, b) {&#xD;                a = parseNumber(a);&#xD;                b = parseNumber(b);&#xD;                if (a !== a || b !== b) return NaN;&#xD;                return fn[&apos;+&apos;](a, b);&#xD;            },&#xD;            reportDifference: function (a, b) {&#xD;                a = parseNumber(a);&#xD;                b = parseNumber(b);&#xD;                if (a !== a || b !== b) return NaN;&#xD;                return fn[&apos;-&apos;](a, b);&#xD;            },&#xD;            reportProduct: function (a, b) {&#xD;                a = parseNumber(a);&#xD;                b = parseNumber(b);&#xD;                if (a !== a || b !== b) return NaN;&#xD;                return fn[&apos;*&apos;](a, b);&#xD;            },&#xD;            reportQuotient: function (a, b) {&#xD;                a = parseNumber(a);&#xD;                b = parseNumber(b);&#xD;                if (fn[&apos;=&apos;](b, &apos;0&apos;) &amp;&amp; !fn[&apos;=&apos;](a, &apos;0&apos;)) {&#xD;                      return (fn[&apos;&lt;&apos;](a, &apos;0&apos;) ? SchemeNumber(&apos;-inf.0&apos;) : SchemeNumber(&apos;+inf.0&apos;))&#xD;                };&#xD;                if (a !== a || b !== b || fn[&apos;=&apos;](b, &apos;0&apos;)) return SchemeNumber(&apos;+nan.0&apos;);&#xD;                return fn[&apos;/&apos;](a, b);&#xD;            },&#xD;            reportPower: function (a, b) {&#xD;                a = parseNumber(a);&#xD;                b = parseNumber(b);&#xD;                if (a !== a || b !== b) return NaN;&#xD;                return fn[&apos;expt&apos;](a, b);&#xD;            },&#xD;            reportModulus: function (a, b) {&#xD;                a = parseNumber(a);&#xD;                b = parseNumber(b);&#xD;                if (a !== a || b !== b) return NaN;&#xD;                var result = fn.mod(a, b);&#xD;                if (fn[&apos;&lt;&apos;](b, &apos;0&apos;) &amp;&amp; fn[&apos;&gt;&apos;](result, &apos;0&apos;)) {&#xD;                    result = fn[&apos;+&apos;](result, b);&#xD;                }&#xD;                return result;&#xD;            },&#xD;            reportRandom: function (min, max) {&#xD;                var floor = parseNumber(min),&#xD;                    ceil = parseNumber(max);&#xD;                if (floor !== floor || ceil !== ceil) return NaN;&#xD;                if (!fn[&apos;=&apos;](fn.mod(floor, &apos;1&apos;), &apos;0&apos;) || !fn[&apos;=&apos;](fn.mod(ceil, &apos;1&apos;), &apos;0&apos;)) {&#xD;                    // One of the numbers isn&apos;t whole. Include the decimal.&#xD;                    return fn[&apos;+&apos;](&#xD;                        fn[&apos;*&apos;](&#xD;                            Math.random(),&#xD;                            fn[&apos;-&apos;](ceil, floor)&#xD;                        ),&#xD;                        floor&#xD;                    );&#xD;                }&#xD;                return fn.floor(&#xD;                    fn[&apos;+&apos;](&#xD;                        fn[&apos;*&apos;](&#xD;                            Math.random(),&#xD;                            fn[&apos;+&apos;](&#xD;                                fn[&apos;-&apos;](ceil, floor),&#xD;                                &apos;1&apos;&#xD;                            )&#xD;                        ),&#xD;                        floor&#xD;                    )&#xD;                );&#xD;            },&#xD;            reportLessThan: function (a, b) {&#xD;                a = parseNumber(a);&#xD;                b = parseNumber(b);&#xD;                if (a !== a || b !== b) return NaN;&#xD;                return fn[&apos;&lt;&apos;](a, b);&#xD;            },&#xD;            reportGreaterThan: function (a, b) {&#xD;                a = parseNumber(a);&#xD;                b = parseNumber(b);&#xD;                if (a !== a || b !== b) return NaN;&#xD;                return fn[&apos;&gt;&apos;](a, b);&#xD;            },&#xD;            reportGreaterThan: function (a, b) {&#xD;                a = parseNumber(a);&#xD;                b = parseNumber(b);&#xD;                if (a !== a || b !== b) return NaN;&#xD;                return fn[&apos;&gt;&apos;](a, b);&#xD;            },&#xD;            reportEqual: function (a, b) {&#xD;                x = parseNumber(a);&#xD;                y = parseNumber(b);&#xD;                if (x !== x || y !== y) return snapEquals(a, b);&#xD;                return fn[&apos;=&apos;](x, y);&#xD;            },&#xD;            reportIsIdentical: function (a, b) {&#xD;                x = parseNumber(a);&#xD;                y = parseNumber(b);&#xD;                if (x !== x || y !== y) return originalPrims.reportIsIdentical(a, b);&#xD;                return fn[&apos;=&apos;](x, y);&#xD;            },&#xD;            reportMonadic: function (fname, n) {&#xD;                n = parseNumber(n);&#xD;                if (n !== n) return NaN;&#xD;&#xD;                switch (Process.prototype.inputOption(fname)) {&#xD;                case &apos;abs&apos;:&#xD;                    return fn.abs(n);&#xD;                case &apos;ceiling&apos;:&#xD;                    return fn.ceiling(n);&#xD;                case &apos;floor&apos;:&#xD;                    return fn.floor(n);&#xD;                case &apos;sqrt&apos;:&#xD;                    return sqrt(n);&#xD;                case &apos;sin&apos;:&#xD;                    return fn.sin(radians(n));&#xD;                case &apos;cos&apos;:&#xD;                    return fn.cos(radians(n));&#xD;                case &apos;tan&apos;:&#xD;                    return fn.tan(radians(n));&#xD;                case &apos;asin&apos;:&#xD;                    return degrees(fn.asin(n));&#xD;                case &apos;acos&apos;:&#xD;                    return degrees(fn.acos(n));&#xD;                case &apos;atan&apos;:&#xD;                    return degrees(fn.atan(n));&#xD;                case &apos;ln&apos;:&#xD;                    return fn.log(n);&#xD;                case &apos;log&apos;:&#xD;                    return fn.log(n, &apos;10&apos;);&#xD;                case &apos;e^&apos;:&#xD;                    return fn.exp(n);&#xD;                case &apos;10^&apos;:&#xD;                    return fn.expt(&apos;10&apos;, n);&#xD;                default:&#xD;                    return SchemeNumber(&apos;0&apos;);&#xD;                }&#xD;            }&#xD;        });&#xD;    } else {&#xD;        InputSlotMorph.prototype.evaluate = window.bigNumbers.originalEvaluate;&#xD;        VariableFrame.prototype.changeVar = window.bigNumbers.originalChangeVar;&#xD;        Object.assign(Process.prototype, originalPrims);&#xD;    }&#xD;    done = true;&#xD;}&#xD;&#xD;function parseNumber (n) {&#xD;    var fn = SchemeNumber.fn;&#xD;    if (!fn[&apos;number?&apos;](n)) {&#xD;        n = &apos;&apos; + n;&#xD;        try {&#xD;            return parseENotation(n) || SchemeNumber(n);&#xD;        } catch (err) {&#xD;            return NaN;&#xD;        }&#xD;    }&#xD;    return n;&#xD;}&#xD;&#xD;function parseENotation (n) {&#xD;    var fn = SchemeNumber.fn;&#xD;&#xD;    var numbers = n.match(/^(-?\d+\.?\d*|-?\.\d+)e(-?\d+)$/i);&#xD;    if (!numbers) return null;&#xD;&#xD;    var coefficient = numbers[1];&#xD;    var exponent = numbers[2];&#xD;    return fn[&apos;*&apos;](&#xD;        coefficient,&#xD;        fn.expt(&apos;10&apos;, exponent)&#xD;    );&#xD;}&#xD;&#xD;function sqrt (n) {&#xD;    var fn = SchemeNumber.fn;&#xD;&#xD;    if (!fn[&apos;exact?&apos;](n) || !fn[&apos;rational?&apos;](n) || fn[&apos;&lt;&apos;](n,&apos;0&apos;)) return fn.sqrt(n);&#xD;&#xD;    var rootNumerator = fn[&apos;exact-integer-sqrt&apos;](fn.numerator(n));&#xD;    if (!fn[&apos;=&apos;](rootNumerator[1], &apos;0&apos;)) return fn.sqrt(n);&#xD;&#xD;    var rootDenominator = fn[&apos;exact-integer-sqrt&apos;](fn.denominator(n));&#xD;    if (!fn[&apos;=&apos;](rootDenominator[1], &apos;0&apos;)) return fn.sqrt(n);&#xD;&#xD;    return fn[&apos;/&apos;](rootNumerator[0], rootDenominator[0]);&#xD;}&#xD;&#xD;function isDone () {&#xD;    return done;&#xD;}&#xD;&#xD;if (window.bigNumbers) {&#xD;    loadBlocks();&#xD;} else {&#xD;    initialize(loadBlocks);&#xD;}&#xD;&#xD;return isDone;</l></block><list><block var="bool"/></list></block></block><block s="doWaitUntil"><block s="evaluate"><block var="isDone"/><list></list></block></block></script></block-definition><block-definition s="%&apos;n&apos; !" type="reporter" category="operators"><header></header><code></code><translations></translations><inputs><input type="%n"></input></inputs><script><block s="doReport"><block s="reportIfElse"><block s="reportEquals"><block var="n"/><l>0</l></block><l>1</l><block s="reportProduct"><block var="n"/><custom-block s="%n !"><block s="reportDifference"><block var="n"/><l>1</l></block></custom-block></block></block></block></script></block-definition><block-definition s="%&apos;x&apos;" type="reporter" category="operators"><header></header><code></code><translations></translations><inputs><input type="%s"></input></inputs><script><block s="doReport"><block var="x"/></block></script></block-definition><block-definition s="Scheme number %&apos;function&apos; of %&apos;number&apos;" type="reporter" category="operators"><comment x="0" y="0" w="300" collapsed="true">Provides Scheme arithmetic functions not in JavaScript</comment><header></header><code></code><translations></translations><inputs><input type="%s" readonly="true"><options>number?&#xD;complex?&#xD;real?&#xD;rational?&#xD;integer?&#xD;exact?&#xD;inexact?&#xD;exact&#xD;inexact&#xD;finite?&#xD;infinite?&#xD;nan?&#xD;numerator&#xD;denominator&#xD;real-part&#xD;imag-part&#xD;magnitude&#xD;angle</options></input><input type="%s"></input></inputs><script><block s="doReport"><block s="evaluate"><block s="reportJSFunction"><list><l>which</l><l>num</l></list><l>function parseNumber (n) {&#xD;    var fn = SchemeNumber.fn;&#xD;    if (!fn[&apos;number?&apos;](n)) {&#xD;        n = &apos;&apos; + n;&#xD;        try {&#xD;            return parseENotation(n) || SchemeNumber(n);&#xD;        } catch (err) {&#xD;            return NaN;&#xD;        }&#xD;    }&#xD;    return n;&#xD;}&#xD;&#xD;function parseENotation (n) {&#xD;    var fn = SchemeNumber.fn;&#xD;&#xD;    var numbers = n.match(/^(-?\d+\.?\d*|-?\.\d+)e(-?\d+)$/i);&#xD;    if (!numbers) return null;&#xD;&#xD;    var coefficient = numbers[1];&#xD;    var exponent = numbers[2];&#xD;    return fn[&apos;*&apos;](&#xD;        coefficient,&#xD;        fn.expt(&apos;10&apos;, exponent)&#xD;    );&#xD;}&#xD;var fn=SchemeNumber.fn,&#xD;      number=parseNumber(num);&#xD;&#xD;switch (which) {&#xD;  case &apos;number?&apos;:&#xD;  case &apos;complex?&apos;:&#xD;    return (fn[&apos;number?&apos;](number));&#xD;  case &apos;real?&apos;:&#xD;    return (fn[&apos;real?&apos;](number) || fn[&apos;real-valued?&apos;](number));&#xD;  case &apos;rational?&apos;:&#xD;    return (fn[&apos;rational?&apos;](number) || (fn[&apos;=&apos;](number, fn.rationalize(number, parseNumber(&apos;1.0e-5&apos;)))));&#xD;  case &apos;integer?&apos;:&#xD;    return (fn[&apos;integer?&apos;](number) || fn[&apos;integer-valued?&apos;](number));&#xD;  case &apos;exact?&apos;:&#xD;  case &apos;inexact?&apos;:&#xD;  case &apos;finite?&apos;:&#xD;  case &apos;infinite?&apos;:&#xD;  case &apos;nan?&apos;:&#xD;  case &apos;real-part&apos;:&#xD;  case &apos;imag-part&apos;:&#xD;    return (fn[which](number));&#xD;  case &apos;magnitude&apos;:&#xD;    return (fn.magnitude(number));&#xD;  case &apos;angle&apos;:&#xD;    return (fn.angle(number));&#xD;  case &apos;numerator&apos;:&#xD;    return (fn.numerator(number));&#xD;  case &apos;denominator&apos;:&#xD;    return (fn.denominator(number));&#xD;  case &apos;exact&apos;:&#xD;    return (fn.exact(number));&#xD;case &apos;inexact&apos;:&#xD;    return (fn.inexact(number));&#xD;}</l></block><list><block var="function"/><block var="number"/></list></block></block></script></block-definition></blocks>
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