Shape* ShapeManager::GenerateShape()
{
int random = Random::Range(0, 7);
Shape::ShapeType shapeType = Shape::ShapeType::Box;
if(random == 0)
{ shapeType = Shape::ShapeType::Line; }
else if(random == 1)
{ shapeType = Shape::ShapeType::Box; }
else if(random == 2)
{ shapeType = Shape::ShapeType::S; }
else if(random == 3)
{ shapeType = Shape::ShapeType::Z; }
else if(random == 4)
{ shapeType = Shape::ShapeType::T; }
else if(random == 5)
{ shapeType = Shape::ShapeType::J; }
else if(random == 6)
{ shapeType = Shape::ShapeType::L; }
SDL_Surface* img = NULL;
random = Random::Range(0, 4);
if(random == 0)
{ img = ImageLoader::GetImage(ImageLoader::Image::RedSquare); }
else if(random == 1)
{ img = ImageLoader::GetImage(ImageLoader::Image::BlueSquare); }
else if(random == 2)
{ img = ImageLoader::GetImage(ImageLoader::Image::GreenSquare); }
else if(random == 3)
{ img = ImageLoader::GetImage(ImageLoader::Image::YellowSquare); }
return GenerateShape(shapeType, img);
}
void CShapeModel::GetShapeBase(int iEigen, int nVarChange, CShape &shape)
{
CVisDVector eigenparam;
eigenparam.Resize(m_PCA2Model.NbEigen());
eigenparam = 0.;
iEigen = min(eigenparam.Length()-1, max(0, iEigen));
nVarChange = min(5, max(0, nVarChange));
eigenparam[iEigen] = m_PCA2Model.EigenVal(iEigen)*nVarChange;
GenerateShape(eigenparam, shape);
}
void CShapeModel::GenerateShapeWithPos(double Tx, double Ty, double s, double theta, CVisDVector& param, CShape& desshape,EDataAnalysisMethod eMethod /*=ePCA*/)
{
GenerateShape(param, desshape, eMethod);
double a = s * cos(theta);
double b = s * sin(theta);
double x, y;
int m_iNbPoint = desshape.PointNum();
//rotate and scale
for (int i = 0; i < m_iNbPoint; i++)
{
x = desshape.PointX(i);
y = desshape.PointY(i);
desshape.PointX(i) = a * x - b * y;
desshape.PointY(i) = b * x + a * y;
}
//translate
desshape.Translate(Tx, Ty);
}
