public void TestQuickRayIntersection() { Sphere s1 = new Sphere(Transformation.Translation(new Vec(0.5f, 0.0f, 0.0f))); Sphere s2 = new Sphere(); CSGDifference u1 = new CSGDifference(s1, s2); Ray r1 = new Ray(origin: new Point(0.0f, 0.0f, 0.0f), dir: Constant.VEC_X); Assert.True(u1.quickRayIntersection(r1), "TestQuickRayIntersection failed! - Assert 1/"); Ray r2 = new Ray(origin: new Point(12.0f, 12.0f, 10.0f), dir: Constant.VEC_Z); Assert.False(u1.quickRayIntersection(r2), "Far away ray test failed - Asser 2/"); Ray r3 = new Ray(origin: new Point(0.0f, 0.0f, 1.0f), dir: -Constant.VEC_Z); Assert.False(u1.quickRayIntersection(r3), "Ray through secondShape only test failed - Asser 3/"); Ray r4 = new Ray(origin: new Point(1.25f, 0.0f, 0.0f), dir: -Constant.VEC_X); Assert.True(u1.quickRayIntersection(r4), "TestQuickRayIntersection failed! - Assert 4/5"); Ray r5 = new Ray(origin: new Point(1.25f, 0.0f, 0.0f), dir: Constant.VEC_X); Assert.True(u1.quickRayIntersection(r5), "TestQuickRayIntersection failed! - Assert 5/5"); }
public void TestrayIntersctionInner() { Sphere s1 = new Sphere(Transformation.Translation(new Vec(0.5f, 0.0f, 0.0f))); Sphere s2 = new Sphere(); CSGDifference u1 = new CSGDifference(s1, s2); Ray r1 = new Ray(origin: new Point(1.25f, 0.0f, 0.0f), dir: -Constant.VEC_X); HitRecord?intersection1 = u1.rayIntersection(r1); Assert.True(intersection1 != null, "TestHit failed! - Assert 1/5"); HitRecord hit1 = new HitRecord( new Point(1.0f, 0.0f, 0.0f), new Normal(1.0f, 0.0f, 0.0f), new Vec2D(0.0f, 0.5f), 0.25f, r1 ); Assert.True(hit1.isClose(intersection1), "TestHit failed! - Assert 2/5"); Ray r2 = new Ray(origin: new Point(1.25f, 0.0f, 0.0f), dir: Constant.VEC_X); HitRecord?intersection2 = u1.rayIntersection(r2); Assert.True(intersection2 != null, "TestHit failed! - Assert 3/5"); HitRecord hit2 = new HitRecord( new Point(1.5f, 0.0f, 0.0f), new Normal(-1.0f, 0.0f, 0.0f), new Vec2D(0.0f, 0.5f), 0.25f, r2 ); Assert.True(hit2.isClose(intersection2), "TestHit failed! - Assert 4/5"); }
public void TestrayIntersectionList() { Sphere s1 = new Sphere(Transformation.Translation(new Vec(0.5f, 0.0f, 0.0f))); Sphere s2 = new Sphere(); CSGDifference u1 = new CSGDifference(s1, s2); Ray r1 = new Ray(origin: new Point(0.5f, 0.0f, 0.0f), dir: Constant.VEC_X); List <HitRecord?> intersection = u1.rayIntersectionList(r1); List <HitRecord> hits = new List <HitRecord>(); hits.Add(new HitRecord( new Point(1.5f, 0f, 0f), new Normal(-1.0f, 0f, 0f), new Vec2D(0.0f, 0.5f), 1.0f, r1) ); hits.Add(new HitRecord( new Point(1.0f, 0.0f, 0.0f), new Normal(-1.0f, 0.0f, 0f), new Vec2D(0.0f, 0.5f), 0.5f, r1) ); hits.Sort(); Assert.True(intersection.Count == hits.Count); for (int i = 0; i < intersection.Count; i++) { Assert.True(hits[i].isClose((HitRecord)intersection[i]), "TestRayIntersectionList failed - assert 2/2"); } }
public void TestrayIntersction() { Sphere s1 = new Sphere(Transformation.Translation(new Vec(0.5f, 0.0f, 0.0f))); Sphere s2 = new Sphere(); CSGDifference u1 = new CSGDifference(s1, s2); Ray r1 = new Ray(origin: new Point(0.0f, 0.0f, 0.0f), dir: Constant.VEC_X); HitRecord?intersection1 = u1.rayIntersection(r1); Assert.True(intersection1 != null, "TestHit failed! - Assert 1/"); HitRecord hit1 = new HitRecord( new Point(1.0f, 0.0f, 0.0f), new Normal(-1.0f, 0.0f, 0.0f), new Vec2D(0.0f, 0.5f), 1.0f, r1 ); Assert.True(hit1.isClose(intersection1), "TestHit failed! - Assert 2/"); Ray r2 = new Ray(origin: new Point(12.0f, 12.0f, 10.0f), dir: Constant.VEC_Z); HitRecord?intersection2 = u1.rayIntersection(r2); Assert.True(intersection2 == null, "Far away ray test failed - Asser 3/"); Ray r3 = new Ray(origin: new Point(0.0f, 0.0f, 1.0f), dir: -Constant.VEC_Z); HitRecord?intersection3 = u1.rayIntersection(r3); Assert.True(intersection3 == null, "Ray through secondShape only test failed - Asser 4/"); }
public void TestisPointInside() { Sphere s1 = new Sphere(); Sphere s2 = new Sphere(Transformation.Translation(new Vec(0.5f, 0.0f, 0.0f))); CSGDifference u1 = new CSGDifference(s2, s1); Point p1 = new Point(1.25f, 0f, 0f); Point p2 = new Point(1.25f, 0.2f, 0.2f); Point p3 = new Point(0.95f, 0f, 0f); Assert.True(u1.isPointInside(p1), "Test isPointInside failed - assert 1/4"); Assert.True(u1.isPointInside(p2), "Test isPointInside failed - assert 2/4"); Assert.False(u1.isPointInside(p3), "Test isPointInside failed - assert 4/4"); }