1 files changed, 16 insertions, 16 deletions
diff --git a/tracker-pt/pt-api.cpp b/tracker-pt/pt-api.cpp
index 415f1c13..ba301276 100644
--- a/tracker-pt/pt-api.cpp
+++ b/tracker-pt/pt-api.cpp
@@ -5,15 +5,15 @@ using namespace types;
 
 pt_camera_info::pt_camera_info() = default;
 
-double pt_camera_info::get_focal_length(f fov, int res_x, int res_y)
+f pt_camera_info::get_focal_length(f fov, int res_x, int res_y)
 {
-    const double diag_len = std::sqrt(double(res_x*res_x + res_y*res_y));
-    const double aspect_x = res_x / diag_len;
+    const f diag_len = std::sqrt(f(res_x*res_x + res_y*res_y));
+    const f aspect_x = res_x / diag_len;
     //const double aspect_y = res_y / diag_len;
-    const double diag_fov = fov * pi/180;
-    const double fov_x = 2*std::atan(std::tan(diag_fov*.5) * aspect_x);
+    const f diag_fov = fov * pi/180;
+    const f fov_x = 2*std::atan(std::tan(diag_fov*f{.5}) * aspect_x);
     //const double fov_y = 2*atan(tan(diag_fov*.5) * aspect_y);
-    const double fx = .5 / std::tan(fov_x * .5);
+    const f fx = f{.5} / std::tan(fov_x * f{.5});
     return fx;
     //fy = .5 / tan(fov_y * .5);
     //static bool once = false; if (!once) { once = true; qDebug() << "f" << ret << "fov" << (fov * 180/M_PI); }
@@ -26,27 +26,27 @@ pt_runtime_traits::~pt_runtime_traits() = default;
 pt_point_extractor::pt_point_extractor() = default;
 pt_point_extractor::~pt_point_extractor() = default;
 
-double pt_point_extractor::threshold_radius_value(int w, int h, int threshold)
+f pt_point_extractor::threshold_radius_value(int w, int h, int threshold)
 {
-    double cx = w / 640., cy = h / 480.;
+    f cx = w / f{640}, cy = h / f{480};
 
-    const double min_radius = 1.75 * cx;
-    const double max_radius = 15 * cy;
+    const f min_radius = f{1.75} * cx;
+    const f max_radius = f{15} * cy;
 
-    const double radius = std::fmax(0., (max_radius-min_radius) * threshold / f(255) + min_radius);
+    const f radius = std::fmax(f{0}, (max_radius-min_radius) * threshold / f(255) + min_radius);
 
     return radius;
 }
 
-std::tuple<double, double> pt_pixel_pos_mixin::to_pixel_pos(double x, double y, int w, int h)
+std::tuple<f, f> pt_pixel_pos_mixin::to_pixel_pos(f x, f y, int w, int h)
 {
-    return std::make_tuple(w*(x+.5), .5*(h - 2*y*w));
+    return std::make_tuple(w*(x+f{.5}), f{.5}*(h - 2*y*w));
 }
 
-std::tuple<double, double> pt_pixel_pos_mixin::to_screen_pos(double px, double py, int w, int h)
+std::tuple<f, f> pt_pixel_pos_mixin::to_screen_pos(f px, f py, int w, int h)
 {
-    px *= w/(w-1.); py *= h/(h-1.);
-    return std::make_tuple((px - w/2.)/w, -(py - h/2.)/w);
+    px *= w/(w-f{1}); py *= h/(h-f{1});
+    return std::make_tuple((px - w/f{2})/w, -(py - h/f{2})/w);
 }
 
 pt_frame::pt_frame() = default;