本文整理汇总了C++中b3Vector3::getDistance方法的典型用法代码示例。如果您正苦于以下问题：C++ b3Vector3::getDistance方法的具体用法？C++ b3Vector3::getDistance怎么用？C++ b3Vector3::getDistance使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类b3Vector3的用法示例。
在下文中一共展示了b3Vector3::getDistance方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: maxvec
//using localPointA for all points
int b3ContactCache::sortCachedPoints(const b3Vector3& pt)
{
//calculate 4 possible cases areas, and take biggest area
//also need to keep 'deepest'
int maxPenetrationIndex = -1;
#define KEEP_DEEPEST_POINT 1
#ifdef KEEP_DEEPEST_POINT
b3Scalar maxPenetration = pt.getDistance();
for (int i=0;i<4;i++)
{
if (m_pointCache[i].getDistance() < maxPenetration)
{
maxPenetrationIndex = i;
maxPenetration = m_pointCache[i].getDistance();
}
}
#endif //KEEP_DEEPEST_POINT
b3Scalar res0(b3Scalar(0.)),res1(b3Scalar(0.)),res2(b3Scalar(0.)),res3(b3Scalar(0.));
if (gContactCalcArea3Points)
{
if (maxPenetrationIndex != 0)
{
b3Vector3 a0 = pt.m_localPointA-m_pointCache[1].m_localPointA;
b3Vector3 b0 = m_pointCache[3].m_localPointA-m_pointCache[2].m_localPointA;
b3Vector3 cross = a0.cross(b0);
res0 = cross.length2();
}
if (maxPenetrationIndex != 1)
{
b3Vector3 a1 = pt.m_localPointA-m_pointCache[0].m_localPointA;
b3Vector3 b1 = m_pointCache[3].m_localPointA-m_pointCache[2].m_localPointA;
b3Vector3 cross = a1.cross(b1);
res1 = cross.length2();
}
if (maxPenetrationIndex != 2)
{
b3Vector3 a2 = pt.m_localPointA-m_pointCache[0].m_localPointA;
b3Vector3 b2 = m_pointCache[3].m_localPointA-m_pointCache[1].m_localPointA;
b3Vector3 cross = a2.cross(b2);
res2 = cross.length2();
}
if (maxPenetrationIndex != 3)
{
b3Vector3 a3 = pt.m_localPointA-m_pointCache[0].m_localPointA;
b3Vector3 b3 = m_pointCache[2].m_localPointA-m_pointCache[1].m_localPointA;
b3Vector3 cross = a3.cross(b3);
res3 = cross.length2();
}
}
else
{
if(maxPenetrationIndex != 0) {
res0 = calcArea4Points(pt.m_localPointA,m_pointCache[1].m_localPointA,m_pointCache[2].m_localPointA,m_pointCache[3].m_localPointA);
}
if(maxPenetrationIndex != 1) {
res1 = calcArea4Points(pt.m_localPointA,m_pointCache[0].m_localPointA,m_pointCache[2].m_localPointA,m_pointCache[3].m_localPointA);
}
if(maxPenetrationIndex != 2) {
res2 = calcArea4Points(pt.m_localPointA,m_pointCache[0].m_localPointA,m_pointCache[1].m_localPointA,m_pointCache[3].m_localPointA);
}
if(maxPenetrationIndex != 3) {
res3 = calcArea4Points(pt.m_localPointA,m_pointCache[0].m_localPointA,m_pointCache[1].m_localPointA,m_pointCache[2].m_localPointA);
}
}
b3Vector4 maxvec(res0,res1,res2,res3);
int biggestarea = maxvec.closestAxis4();
return biggestarea;
}