float C3DLine::LineLength()
{
float length = 0.0f;
for ( int i=0; i<(int)m_Segments.size(); i++)
{
float segLen = segmentLength(m_vertices[m_Segments[i].a], m_vertices[m_Segments[i].b]);
length += length + segLen;
}
return length;
}
float Patch::size() const
{
return .25f * (segmentLength(0) + segmentLength(1) + segmentLength(2) + segmentLength(3));
}
bool C3DLine::HitTest(CVector3D rayCast[], float radius)
{
//these should be separate functions
// now we can run our hit test on our vertices
for(int i=0; i<(int)m_vertices.size();i++)
{
bool hit = m_vertices[i].hitTest(rayCast, m_fPointSize);
if (hit == TRUE)
{
m_VertCol[i] = m_VertCol[i].set(m_selCol);
m_iVertID = i;
// make sure there is no selected edge
if (m_iSegID != m_iMaxSegs)
{
m_segmentCol[m_iSegID] = m_segmentCol[m_iSegID].set(m_LineCol);
m_iSegID = m_iMaxSegs;
}
return TRUE;
}
else
{
m_VertCol[i] = m_VertCol[i].set(m_PointCol);
m_iVertID = m_iMaxVerts;
}
}
rayCast[0].z = 0.0f;
// now we can run our hit test on our segments
for (int i=0; i<(int)m_Segments.size();i++)
{
CVector3D check = ClosestPoint(rayCast[0], i);
float distance = segmentLength(rayCast[0], check);
float segLength = segmentLength(m_vertices[m_Segments[i].a], m_vertices[m_Segments[i].b]);
float slA = segmentLength(m_vertices[m_Segments[i].a], check);
float slB = segmentLength(m_vertices[m_Segments[i].b], check);
if (distance < 4.0f && slA < segLength && slB < segLength)
{
if (m_iVertID == m_iMaxVerts)
{
m_segmentCol[i] = m_segmentCol[i].set(m_selCol);
m_iSegID = i;
break;
}
}
else
{
m_segmentCol[i] = m_segmentCol[i].set(m_LineCol);
m_iSegID = m_iMaxSegs;
}
}
return FALSE;
}
