/*
* Copyright ( C ) 2007 Apple Inc . All rights reserved .
*
* Redistribution and use in source and binary forms , with or without
* modification , are permitted provided that the following conditions
* are met :
* 1 . Redistributions of source code must retain the above copyright
* notice , this list of conditions and the following disclaimer .
* 2 . Redistributions in binary form must reproduce the above copyright
* notice , this list of conditions and the following disclaimer in the
* documentation and / or other materials provided with the distribution .
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER , INC . ` ` AS IS ' ' AND ANY
* EXPRESS OR IMPLIED WARRANTIES , INCLUDING , BUT NOT LIMITED TO , THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED . IN NO EVENT SHALL APPLE COMPUTER , INC . OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT , INDIRECT , INCIDENTAL , SPECIAL ,
* EXEMPLARY , OR CONSEQUENTIAL DAMAGES ( INCLUDING , BUT NOT LIMITED TO ,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES ; LOSS OF USE , DATA , OR
* PROFITS ; OR BUSINESS INTERRUPTION ) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY , WHETHER IN CONTRACT , STRICT LIABILITY , OR TORT
* ( INCLUDING NEGLIGENCE OR OTHERWISE ) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE , EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE .
*/
var loops = 15
var nx = 120
var nz = 120
function morph(a, f) {
var PI2nx = Math.PI * 8 /nx
var sin = Math.sin
var f30 = -(50 * sin(f*Math.PI*2 ))
for (var i = 0 ; i < nz; ++i) {
for (var j = 0 ; j < nx; ++j) {
a[3 *(i*nx+j)+1 ] = sin((j-1 ) * PI2nx ) * -f30
}
}
}
var a = Array()
for (var i=0 ; i < nx*nz*3 ; ++i)
a[i] = 0
for (var i = 0 ; i < loops; ++i) {
morph(a, i/loops)
}
testOutput = 0 ;
for (var i = 0 ; i < nx; i++)
testOutput += a[3 *(i*nx+i)+1 ];
a = null ;
/* not based on any mathematical error calculation.*/
acceptableDelta = 4 e-15
assertEq((testOutput - 6 .394884621840902 e-14 ) < acceptableDelta, true );
Messung V0.5 in Prozent C=97 H=50 G=77
¤ Dauer der Verarbeitung: 0.14 Sekunden
(vorverarbeitet am 2026-06-09)
¤
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