138 lines
3.3 KiB
HTML
138 lines
3.3 KiB
HTML
<h2>Comments</h2>
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<pre><code>// This is a comment</code></pre>
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<h2>Strings</h2>
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<pre><code>"This is a string"
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"foo \"bar\" baz"</code></pre>
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<h2>Numbers</h2>
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<pre><code>42
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3.14159
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0xA2F</code></pre>
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<h2>Variables</h2>
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<pre><code>$x
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$floaty5000
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$longDescriptiveName
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$name_with_underscores
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$_line
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float $param;
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int $counter;
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string $name;
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vector $position;</code></pre>
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<h2>Arrays, vectors and matrices</h2>
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<pre><code>string $array[3] = {"first\n", "second\n", "third\n"};
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print($array[0]); // Prints "first\n"
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print($array[1]); // Prints "second\n"
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print($array[2]); // Prints "third\n"
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vector $roger = <<3.0, 7.7, 9.1>>;
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vector $more = <<4.5, 6.789, 9.12356>>;
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// Assign a vector to variable $test:
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vector $test = <<3.0, 7.7, 9.1>>;
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$test = <<$test.x, 5.5, $test.z>>
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// $test is now <<3.0, 5.5, 9.1>>
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matrix $a3[3][4] = <<2.5, 4.5, 3.25, 8.05;
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1.12, 1.3, 9.5, 5.2;
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7.23, 6.006, 2.34, 4.67>></code></pre>
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<h2>Commands</h2>
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<pre><code>pickWalk -d down;
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string $mySelection[] = `ls -selection`;
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setAttr ($mySelection[0]+".particleRenderType") 5;
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addAttr -is true -ln "spriteTwist" -at "float" -min -180 -max 180 -dv 0.0 blue_nParticleShape;</code></pre>
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<h2>Full example</h2>
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<pre><code>// From http://help.autodesk.com/view/MAYAUL/2015/ENU/?guid=Example_scripts_Dynamics_Time_Playback
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// Alias Script File
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// MODIFY THIS AT YOUR OWN RISK
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//
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// Creation Date: 8 May 1996
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// Author: rh
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//
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// Description:
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// Playback from frame 0 to frame <n> and return the
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// the playback rate in frames/sec. If a negative frame
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// count is given, this indicates silent mode. In silent
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// mode, no output is printed.
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//
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// This version is intended for use in batch tests of dynamics.
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// It requests particle and rigid body positions every frame.
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//
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// RETURN
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// Frame rate in frames/sec
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//
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global proc float dynTimePlayback( float $frames )
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{
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int $silent;
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// Get the list of particle shapes.
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//
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string $particleObjects[] = `ls -type particle`;
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int $particleCount = size( $particleObjects );
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// Get the list of transforms.
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// This will include rigid bodies.
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//
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string $transforms[] = `ls -tr`;
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int $trCount = size( $transforms );
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// Check for negative $frames. This indicates
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// $silent mode.
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//
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if ($frames < 0)
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{
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$silent = 1;
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$frames = -$frames;
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}
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else
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{
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$silent = 0;
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}
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// Setup the playback options.
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//
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playbackOptions -min 1 -max $frames -loop "once";
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currentTime -edit 0;
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// Playback the animation using the timerX command
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// to compute the $elapsed time.
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//
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float $startTime, $elapsed;
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$startTime = `timerX`;
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// play -wait;
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int $i;
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for ($i = 1; $i < $frames; $i++ )
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{
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// Set time
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//
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currentTime -e $i;
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int $obj;
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// Request count for every particle object.
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//
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for ($obj = 0; $obj < $particleCount; $obj++)
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{
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string $cmd = "getAttr " + $particleObjects[$obj]+".count";
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eval( $cmd );
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}
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// Request position for every transform
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// (includes every rigid body).
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//
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for ($obj = 0; $obj < $trCount; $obj++)
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{
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string $cmd = "getAttr " + $transforms[$obj]+".translate";
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eval ($cmd);
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}
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}
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$elapsed = `timerX -st $startTime`;
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// Compute the playback frame $rate. Print results.
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//
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float $rate = ($elapsed == 0 ? 0.0 : $frames / $elapsed) ;
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if ( ! $silent)
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{
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print( "Playback time: " + $elapsed + " secs\n" );
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print( "Playback $rate: " + $rate + " $frames/sec\n" );
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}
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return ( $rate );
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} // timePlayback //</code></pre>
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