QList<GLC_Point2d> GLC_Viewport::project(const QList<GLC_Point3d> &points, bool useCameraMatrix) const
{
QList<GLC_Point2d> subject;
GLC_Matrix4x4 modelView;
GLC_Matrix4x4 projectionMatrix;
GLint viewport[4]= {0, 0, m_Width, m_Height};
if (useCameraMatrix)
{
modelView= m_pViewCam->modelViewMatrix();
projectionMatrix= m_ProjectionMatrix;
}
else
{
modelView= GLC_Context::current()->modelViewMatrix();
glGetIntegerv(GL_VIEWPORT, viewport);
projectionMatrix= GLC_Context::current()->projectionMatrix();
}
double x;
double y;
double z;
const int count= points.count();
for (int i= 0; i < count; ++i)
{
const GLC_Point3d point= points.at(i);
glc::gluProject(point.x(), point.y(), point.z(), modelView.getData(), projectionMatrix.getData(), viewport, &x, &y, &z);
subject.append(GLC_Point2d(x, y));
}
return subject;
}
GLC_Point2d GLC_Viewport::project(const GLC_Point3d &point, bool useCameraMatrix) const
{
GLC_Matrix4x4 modelView;
GLC_Matrix4x4 projectionMatrix;
GLint viewport[4]= {0, 0, m_Width, m_Height};
if (useCameraMatrix)
{
modelView= m_pViewCam->modelViewMatrix();
projectionMatrix= m_ProjectionMatrix;
}
else
{
modelView= GLC_Context::current()->modelViewMatrix();
glGetIntegerv(GL_VIEWPORT, viewport);
projectionMatrix= GLC_Context::current()->projectionMatrix();
}
double x;
double y;
double z;
glc::gluProject(point.x(), point.y(), point.z(), modelView.getData(), projectionMatrix.getData(), viewport, &x, &y, &z);
GLC_Vector2d subject;
subject.setX(x);
subject.setY(y);
return subject;
}
GLC_uint GLC_PointCloud::addPoint(const QList<GLC_Point3d>& pointsList)
{
const int pointCount= pointsList.size();
const int size= pointCount * 3;
GLfloatVector data(size);
for (int i= 0; i < pointCount; ++i)
{
const GLC_Point3d currentPoint(pointsList.at(i));
data[i * 3]= static_cast<float>(currentPoint.x());
data[i * 3 + 1]= static_cast<float>(currentPoint.y());
data[i * 3 + 2]= static_cast<float>(currentPoint.z());
}
return GLC_Geometry::m_WireData.addVerticeGroup(data);
}
