public void IntersectingShouldBeMatched(Matrix4x4 transform, Triangle triangle)
{
var plane = new PointDirection3(Vector3.Zero, Vector3.UnitX);
var ttriangle = triangle.ApplyTransform(transform);
var pplane = plane.ApplyTransform(transform);
var intersectionO = ttriangle.IntersectPlane(pplane);
intersectionO.IsSome.Should().Be(true);
}
public void NonIntersectingLinesShouldReturnNone_v2(Vector3 position, Vector3 forward, Vector3 up)
{
var line = new Edge3(new Vector3(-1, -2, -3) * 0.001, new Vector3(-1, -2, -3));
var plane = new PointDirection3(Vector3.Zero, Vector3.UnitX);
var transform = Matrix4x4.CreateWorld(position, forward, up);
var tline = line.ApplyTransform(transform);
var tplane = plane.ApplyTransform(transform);
tline.IntersectPlane(tplane).IsSome.Should().BeFalse();
}
public void IntersectingLineWithPlaneShouldReturnIntersectionPoint(Vector3 position, Vector3 forward, Vector3 up)
{
var line = new Edge3(new Vector3(1, 2, 3), new Vector3(-1, -2, -3));
var plane = new PointDirection3(Vector3.Zero, Vector3.UnitX);
var transform = Matrix4x4.CreateWorld(position, forward, up);
var tline = line.ApplyTransform(transform);
var tplane = plane.ApplyTransform(transform);
var intersectPlane = tline.IntersectPlane(tplane).__Value__();
var intersectPlaneExpectedValue = Vector3.Transform(Vector3.Zero, transform);
intersectPlane.Should().BeApproximately(intersectPlaneExpectedValue, 1e-6);
}