forked from halo-battle/game
36 lines
820 B
PHP
36 lines
820 B
PHP
<?php
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/*
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* This work is hereby released into the Public Domain.
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* To view a copy of the public domain dedication,
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* visit http://creativecommons.org/licenses/publicdomain/ or send a letter to
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* Creative Commons, 559 Nathan Abbott Way, Stanford, California 94305, USA.
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*
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*/
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require_once "../MathPlot.class.php";
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$graph = new Graph(300, 300);
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// Set graph title
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$graph->title->set('f(x) = x * x');
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$graph->title->setBackgroundColor(new White(0));
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$graph->title->setPadding(NULL, NULL, 10, 10);
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$graph->title->move(0, -10);
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$plot = new MathPlot(-3, 3, 10, -2);
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$plot->setInterval(0.2);
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$plot->setPadding(NULL, NULL, NULL, 20);
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// Defines x²
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function x2($x) {
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return $x * $x;
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}
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$function = new MathFunction('x2');
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$function->setColor(new Orange);
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$plot->add($function);
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$graph->add($plot);
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$graph->draw();
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?>
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