public void CirclePolyIntersect_SimpleBoolean_Negative()
{
var c = new Circle(new Vector2(0.0f, 0.0f), 10.0f);
var p = Polygon.CreateRegularNSidedPolygon(new Vector2(25.0f, 0.0f), 4, 10.0f);
var result = PolygonIntersection.CirclePolygonIntersect(c.Position, c.Radius, p);
Assert.False(result);
}
public void CirclePolyIntersect_OnEdge_Negative()
{
var c = new Circle(new Vector2(0.0f, 0.0f), 10.0f);
var p = Polygon.CreateRegularNSidedPolygon(new Vector2(25.0f, 0.0f), 4, 10.0f);
var result = PolygonIntersection.CirclePolygonIntersect(c.Position, c.Radius, p, false);
Assert.False(result.Intersecting);
Assert.Equal(0.0f, result.Depth, 4);
Assert.Equal(0.0f, result.Normal0To1.X, 4);
Assert.Equal(0.0f, result.Normal0To1.Y, 4);
Assert.Equal(0.0f, result.Point.X, 4);
Assert.Equal(0.0f, result.Point.Y, 4);;
}
public void CirclePolyIntersect_OnEdge_Positive()
{
var c = new Circle(new Vector2(0.0f, 0.0f), 10.0f);
var p = Polygon.CreateRegularNSidedPolygon(new Vector2(19.9999f, 0.0f), 4, 10.0f); //issue here again with epsilon i think...
var result = PolygonIntersection.CirclePolygonIntersect(c.Position, c.Radius, p, true);
Assert.True(result.Intersecting);
Assert.Equal(0.0f, result.Depth, 3);
Assert.Equal(1.0f, result.Normal0To1.X, 3);
Assert.Equal(0.0f, result.Normal0To1.Y, 3);
Assert.Equal(0.0f, result.Point.X, 3);
Assert.Equal(0.0f, result.Point.Y, 3);;
}
public void CirclePolyIntersect_SimpleResult_Positive()
{
var c = new Circle(new Vector2(0.0f, 0.0f), 10.0f);
var p = Polygon.CreateRegularNSidedPolygon(new Vector2(15.0f, 0.0f), 4, 10.0f);
var result = PolygonIntersection.CirclePolygonIntersect(c, p);
Assert.True(result.Intersecting);
Assert.Equal(5.0f, result.Depth, 4);
Assert.Equal(1.0f, result.Normal0To1.X, 4);
Assert.Equal(0.0f, result.Normal0To1.Y, 4);
Assert.Equal(0.0f, result.Point.X, 4);
Assert.Equal(0.0f, result.Point.Y, 4);;
}
