tests/box.cpp

   1 #include <msp/geometry/box.h>
   2 #include <msp/linal/vector3.h>
   3 #include <msp/test/test.h>
   4
   5 using namespace Msp;
   6
   7 class HyperBoxTests: public Test::RegisteredTest<HyperBoxTests>
   8 {
   9 public:
  10         HyperBoxTests();
  11
  12         static const char *get_name() { return "HyperBox"; }
  13
  14 private:
  15         void ray_intersection();
  16 };
  17
  18 HyperBoxTests::HyperBoxTests()
  19 {
  20         add(&HyperBoxTests::ray_intersection, "Ray intersection");
  21 }
  22
  23 void HyperBoxTests::ray_intersection()
  24 {
  25         Geometry::Box<double> box(2, 4, 3);
  26         Geometry::Ray<double, 3> ray(LinAl::Vector3<double>(10, 0, 0), LinAl::Vector3<double>(-1, 0, 0));
  27         EXPECT(box.check_intersection(ray));
  28         ray = Geometry::Ray<double, 3>(LinAl::Vector3<double>(10, 0, 0), LinAl::Vector3<double>(1, 0, 0));
  29         EXPECT(!box.check_intersection(ray));
  30         ray = Geometry::Ray<double, 3>(LinAl::Vector3<double>(9, 0, 11.45), LinAl::Vector3<double>(-1, 0, -1));
  31         EXPECT(box.check_intersection(ray));
  32         ray = Geometry::Ray<double, 3>(LinAl::Vector3<double>(9, 0, 11.55), LinAl::Vector3<double>(-1, 0, -1));
  33         EXPECT(!box.check_intersection(ray));
  34 }