| 109 | 
  | 
 | 
| 110 | 
  | 
    // use a small angle aproximation for sin and cosine | 
| 111 | 
  | 
 | 
| 112 | 
< | 
    angleSqr = angle * angle; | 
| 113 | 
< | 
    angleSqrOver4 = angleSqr / 4.0; | 
| 114 | 
< | 
    top = 1.0 - angleSqrOver4; | 
| 115 | 
< | 
    bottom = 1.0 + angleSqrOver4; | 
| 112 | 
> | 
    //angleSqr = angle * angle; | 
| 113 | 
> | 
    //angleSqrOver4 = angleSqr / 4.0; | 
| 114 | 
> | 
    //top = 1.0 - angleSqrOver4; | 
| 115 | 
> | 
    //bottom = 1.0 + angleSqrOver4; | 
| 116 | 
  | 
 | 
| 117 | 
< | 
    cosAngle = top / bottom; | 
| 118 | 
< | 
    sinAngle = angle / bottom; | 
| 119 | 
< | 
 | 
| 117 | 
> | 
    //cosAngle = top / bottom; | 
| 118 | 
> | 
    //sinAngle = angle / bottom; | 
| 119 | 
> | 
    cosAngle = cos(angle); | 
| 120 | 
> | 
    sinAngle = sin(angle); | 
| 121 | 
  | 
    rot(axes1, axes1) = cosAngle; | 
| 122 | 
  | 
    rot(axes2, axes2) = cosAngle; | 
| 123 | 
  | 
 |