Changeset 1623

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Timestamp:
11/12/10 03:57:41 (2 years ago)
Author:
SirAlaran
Message:

Now with less failure and better tests

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  • branches/arc2-alpha/arc/math/matrix.d

    r1622 r1623  
    4646    void rotate(float angle) 
    4747    { 
    48         immutable n = asin(data[0]); 
     48        immutable n = acos(data[0]) + angle; 
    4949        immutable c = cos(n); 
    5050        immutable s = sin(n); 
    51         data[0] = (data[0] * c) + (data[1] * s); 
    52         data[1] = (data[0] * -s) + (data[1] * c); 
    53         data[3] = (data[3] * c) + (data[4] * s); 
    54         data[4] = (data[3] * -s) + (data[4] * c); 
     51        data[0] = c; 
     52        data[1] = -s; 
     53        data[3] = s; 
     54        data[4] = c; 
    5555    } 
    5656 
    …… 
    192192    TransformMatrix mat1; 
    193193    TransformMatrix mat2; 
    194     mat1.rotate(toRadians(90)); 
     194    mat1.rotate(toRadians(85)); 
    195195    mat2.rotate(toRadians(45)); 
    196     mat2.rotate(toRadians(45)); 
     196    mat2.rotate(toRadians(40)); 
    197197    for(size_t i = 0; i != 9; ++i) 
    198198    {