pan> theta = <a class="code" href="rs__cl_8rsh.html#a07648648c7f857cfd1479821d4389751">acos</a>(angle);
<a name="l00206"></a>00206             <span class="keywordtype">float</span> invSinTheta = 1.0f / <a class="code" href="rs__cl_8rsh.html#a8c8cd526b44eb55aede77cf659f24306">sin</a>(theta);
<a name="l00207"></a>00207             scale = <a class="code" href="rs__cl_8rsh.html#a8c8cd526b44eb55aede77cf659f24306">sin</a>(theta * (1.0f - t)) * invSinTheta;
<a name="l00208"></a>00208             invScale = <a cl