public bool IsColliding(Transform casterTransform, bool flipDirection, string maskName = "Raycast")
{
bool hit = GameCorePhysics2D.HasHit(CastRays(casterTransform, flipDirection, maskName));
if (useEvent && hit)
{
CollisionEvent.Raise();
}
return(hit);
}
public RaycastHit2D DetectCollisionRaycast(Transform casterTransform, bool flipDirection, string maskName = "Raycast")
{
RaycastHit2D hit = CastRays(casterTransform, flipDirection, maskName);
if (useEvent && GameCorePhysics2D.HasHit(hit))
{
CollisionEvent.Raise();
}
return(hit);
}
private RaycastHit2D CastRays(Transform casterTransform, bool flipDirection, string maskName)
{
float nearestHitDistance = Mathf.Infinity;
RaycastHit2D outputHit = new RaycastHit2D();
for (int i = 0; i < CollisionDetectionRays.Count; i++)
{
RayPackage2D ray;
if (flipDirection)
{
ray = CollisionDetectionRays[i].FlipAcrossDirectionAxis();
}
else
{
ray = CollisionDetectionRays[i];
}
RaycastHit2D hit = GameCorePhysics2D.RayCast(
(Vector2)casterTransform.position + ray.OriginPosition,
ray.Direction,
ray.Distance,
LayerMask.GetMask(maskName),
CollisionTags
);
// TODO: Use layers instead of tags? or use RayCast all?
#if UNITY_EDITOR
Debug.DrawRay(
(Vector2)casterTransform.position + ray.OriginPosition,
ray.Direction * ray.Distance,
Color.red
);
#endif
// If the hit is legit, and it is the shortest hit, make it returnable
// All casts are important to prevent biases based on the order of raycasting.
if (GameCorePhysics2D.HasHit(hit) && hit.distance < nearestHitDistance)
{
nearestHitDistance = hit.distance;
outputHit = hit;
}
}
return(outputHit);
}