tests/sphere.cpp

   1 #include <msp/geometry/circle.h>
   2 #include <msp/linal/vector2.h>
   3 #include <msp/test/test.h>
   4
   5 using namespace Msp;
   6
   7 class HyperSphereTests: public Test::RegisteredTest<HyperSphereTests>
   8 {
   9 public:
  10         HyperSphereTests();
  11
  12         static const char *get_name() { return "HyperSphere"; }
  13
  14 private:
  15         void ray_intersection();
  16 };
  17
  18 HyperSphereTests::HyperSphereTests()
  19 {
  20         add(&HyperSphereTests::ray_intersection, "Ray intersection");
  21 }
  22
  23 void HyperSphereTests::ray_intersection()
  24 {
  25         Geometry::Circle<double> circle(1.5);
  26         Geometry::Ray<double, 2> ray(LinAl::Vector2<double>(2.5, 0), LinAl::Vector2<double>(-1, 0));
  27         EXPECT(circle.check_intersection(ray));
  28         ray = Geometry::Ray<double, 2>(LinAl::Vector2<double>(2.5, 0), LinAl::Vector2<double>(1, 0));
  29         EXPECT(!circle.check_intersection(ray));
  30         ray = Geometry::Ray<double, 2>(LinAl::Vector2<double>(2.5, 0), LinAl::Vector2<double>(-4, 2.95));
  31         EXPECT(circle.check_intersection(ray));
  32         ray = Geometry::Ray<double, 2>(LinAl::Vector2<double>(2.5, 0), LinAl::Vector2<double>(-4, 3.05));
  33         EXPECT(!circle.check_intersection(ray));
  34 }