10 namespace ModelFitting {
12 template<
typename ImageType>
19 :
CompactModelBase<ImageType>(x_scale, y_scale, rotation, width, height, x, y, transform),
20 m_sharp_radius_squared(float(sharp_radius * sharp_radius)),
21 m_i0(i0), m_k(k), m_n(n)
24 template<
typename ImageType>
27 model_eval.
transform = getCombinedTransform(1.0);
28 model_eval.
i0 = m_i0->getValue();
29 model_eval.
k = m_k->getValue();
30 model_eval.
n = m_n->getValue();
32 auto area_correction = (1.0 /
fabs(m_jacobian[0] * m_jacobian[3] - m_jacobian[1] * m_jacobian[2]));
36 template<
typename ImageType>
41 if (size_x % 2 == 0 || size_y % 2 == 0) {
43 <<
"but got (" << size_x <<
',' << size_y <<
")";
46 ImageType image = Traits::factory(size_x, size_y);
49 model_eval.
transform = getCombinedTransform(pixel_scale);
50 model_eval.
i0 = m_i0->getValue();
51 model_eval.
k = m_k->getValue();
52 model_eval.
n = m_n->getValue();
54 float area_correction = (1.0 /
fabs(m_jacobian[0] * m_jacobian[3] - m_jacobian[1] * m_jacobian[2])) * pixel_scale * pixel_scale;
56 for (
int x=0;
x<(int)size_x; ++
x) {
57 int dx =
x - size_x / 2;
58 for (
int y=0;
y<(int)size_y; ++
y) {
59 int dy =
y - size_y / 2;
60 if (dx*dx + dy*dy < m_sharp_radius_squared) {
61 Traits::at(image,
x,
y) = adaptiveSamplePixel(model_eval, dx, dy, 8, 1.01) * area_correction;
63 Traits::at(image,
x,
y) = model_eval.
evaluateModel(dx, dy) * area_correction;
float evaluateModel(float x, float y) const
ImageType getRasterizedImage(double pixel_scale, std::size_t size_x, std::size_t size_y) const override
CompactSersicModel(double sharp_radius, std::shared_ptr< BasicParameter > i0, std::shared_ptr< BasicParameter > k, std::shared_ptr< BasicParameter > n, std::shared_ptr< BasicParameter > x_scale, std::shared_ptr< BasicParameter > y_scale, std::shared_ptr< BasicParameter > rotation, double width, double height, std::shared_ptr< BasicParameter > x, std::shared_ptr< BasicParameter > y, std::tuple< double, double, double, double > transform)
double getValue(double x, double y) const override
std::shared_ptr< EngineParameter > dx
std::shared_ptr< EngineParameter > dy