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work on raytracing

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This commit is contained in:
FrankE
2017-09-06 08:34:20 +02:00
parent c21925e86f
commit e4cd9c6b8d
32 changed files with 2790 additions and 3 deletions
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63
tests/geo/TestSphere3.cpp Normal file
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#ifdef WITH_TESTS
#include "../Tests.h"
#include "../../geo/Sphere3.h"
TEST(Sphere3, contains) {
Sphere3 a(Point3(0,0,0), 10);
Sphere3 b1(Point3(8,0,0), 1);
Sphere3 b2(Point3(0,8,0), 1);
Sphere3 b3(Point3(0,0,8), 1);
ASSERT_TRUE(a.contains(b1));
ASSERT_TRUE(a.contains(b2));
ASSERT_TRUE(a.contains(b3));
ASSERT_FALSE(b1.contains(a));
ASSERT_FALSE(b2.contains(a));
ASSERT_FALSE(b3.contains(a));
Sphere3 c1(Point3(8,0,0), 2.01);
Sphere3 c2(Point3(0,8,0), 2.01);
Sphere3 c3(Point3(0,0,8), 2.01);
ASSERT_FALSE(a.contains(c1));
ASSERT_FALSE(a.contains(c2));
ASSERT_FALSE(a.contains(c3));
ASSERT_FALSE(c1.contains(a));
ASSERT_FALSE(c2.contains(a));
ASSERT_FALSE(c3.contains(a));
}
TEST(Sphere3, join) {
// no overlap
Sphere3 a1(Point3(-1,0,0), 1);
Sphere3 a2(Point3(+1,0,0), 1);
Sphere3 a3 = Sphere3::join(a1, a2);
ASSERT_EQ(Point3(0,0,0), a3.center);
ASSERT_EQ(2, a3.radius);
// overlap
Sphere3 b1(Point3(-1,0,0), 1.5);
Sphere3 b2(Point3(+1,0,0), 1.5);
Sphere3 b3 = Sphere3::join(b1, b2);
ASSERT_EQ(Point3(0,0,0), b3.center);
ASSERT_EQ(2.5, b3.radius);
// fully within
Sphere3 c1(Point3(-1,0,0), 3.6);
Sphere3 c2(Point3(+1,0,0), 1.5);
Sphere3 c3 = Sphere3::join(c1, c2);
ASSERT_EQ(c1.center, c3.center);
ASSERT_EQ(c1.radius, c3.radius);
Sphere3 c4 = Sphere3::join(c2, c1);
ASSERT_EQ(c1.center, c4.center);
ASSERT_EQ(c1.radius, c4.radius);
}
#endif