Danny Robson
f6056153e3
This places, at long last, the core library code into the same namespace as the extended library code.
58 lines
1.3 KiB
C++
58 lines
1.3 KiB
C++
#include "geom/aabb.hpp"
|
|
#include "geom/ray.hpp"
|
|
|
|
#include "tap.hpp"
|
|
|
|
#include <tuple>
|
|
|
|
|
|
int
|
|
main (int, char**)
|
|
{
|
|
cruft::TAP::logger tap;
|
|
|
|
{
|
|
const auto upright = normalised (cruft::vector2f {1});
|
|
|
|
static struct {
|
|
cruft::point2f lo;
|
|
cruft::point2f hi;
|
|
|
|
cruft::point2f base;
|
|
cruft::vector2f direction;
|
|
|
|
float distance;
|
|
|
|
const char *message;
|
|
} const TESTS[] {
|
|
{
|
|
{ 0, 0 }, { 1, 1 },
|
|
{ 0, 0 }, upright,
|
|
std::sqrt (2.f),
|
|
"ray on aabb corner, pointing to opposite corner",
|
|
},
|
|
{
|
|
{ 0, 0 }, { 1, 1 },
|
|
{ 0, 1 }, upright,
|
|
INFINITY,
|
|
"ray on aabb implied corner, pointing away",
|
|
},
|
|
{
|
|
{ 1, 1 }, { 9, 9 },
|
|
{ 2, 2 }, upright,
|
|
std::sqrt (7.f * 7 * 2),
|
|
"ray inside aabb, close to one corner and pointing to far corner",
|
|
},
|
|
};
|
|
|
|
for (auto const &t: TESTS) {
|
|
cruft::geom::aabb2f const shape (t.lo, t.hi);
|
|
cruft::geom::ray2f const r {t.base, t.direction};
|
|
tap.expect_eq (distance (r, shape), t.distance, "%!", t.message);
|
|
}
|
|
};
|
|
|
|
|
|
return tap.status ();
|
|
}
|