30 lines
1.2 KiB
C++
30 lines
1.2 KiB
C++
#include "BaseTestCase.h"
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#include "InfiniteRay.h"
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#include "Sphere.h"
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TEST(Sphere, findRayIntersection) {
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Sphere sphere(Vector3(2.0, 1.0, 1.0), 0.5);
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int intersect_count;
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Vector3 p1, p2;
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intersect_count = sphere.checkRayIntersection(InfiniteRay(Vector3(0.0, 0.0, 0.0), VECTOR_SOUTH));
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EXPECT_EQ(0, intersect_count);
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intersect_count = sphere.findRayIntersection(InfiniteRay(Vector3(0.0, 0.0, 0.0), VECTOR_SOUTH), &p1, &p2);
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EXPECT_EQ(0, intersect_count);
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intersect_count = sphere.checkRayIntersection(InfiniteRay(Vector3(1.5, 1.0, 0.0), VECTOR_SOUTH));
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EXPECT_EQ(1, intersect_count);
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intersect_count = sphere.findRayIntersection(InfiniteRay(Vector3(1.5, 1.0, 0.0), VECTOR_SOUTH), &p1, &p2);
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ASSERT_EQ(1, intersect_count);
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EXPECT_VECTOR3_COORDS(p1, 1.5, 1.0, 1.0);
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intersect_count = sphere.checkRayIntersection(InfiniteRay(Vector3(2.0, 1.0, 0.0), VECTOR_SOUTH));
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EXPECT_EQ(2, intersect_count);
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intersect_count = sphere.findRayIntersection(InfiniteRay(Vector3(2.0, 1.0, 0.0), VECTOR_SOUTH), &p1, &p2);
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ASSERT_EQ(2, intersect_count);
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EXPECT_VECTOR3_COORDS(p1, 2.0, 1.0, 0.5);
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EXPECT_VECTOR3_COORDS(p2, 2.0, 1.0, 1.5);
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}
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