} // Whether the prism is active
// Start is called before the first frame update
void Start()
{
// Set color pointer materials
colorPointerMaterials = new Material[4];
colorPointerMaterials[0] = (Material)Resources.Load("Materials/RedLight");
colorPointerMaterials[1] = (Material)Resources.Load("Materials/YellowLight");
colorPointerMaterials[2] = (Material)Resources.Load("Materials/GreenLight");
colorPointerMaterials[3] = (Material)Resources.Load("Materials/BlueLight");
// Get color pointers
redLine = transform.GetChild(0).GetComponent <ColorPointer>();
yellowLine = transform.GetChild(1).GetComponent <ColorPointer>();
greenLine = transform.GetChild(2).GetComponent <ColorPointer>();
blueLine = transform.GetChild(3).GetComponent <ColorPointer>();
lines = new ColorPointer[4];
lines[0] = redLine;
lines[1] = yellowLine;
lines[2] = greenLine;
lines[3] = blueLine;
// Get white pointer
whiteLine = transform.GetChild(4).GetComponent <Pointer>();
// Set pointers to inactive
foreach (ColorPointer line in lines)
{
line.Active = false;
}
whiteLine.Active = false;
// Set colored player sprites
redPlayer = transform.GetChild(5);
yellowPlayer = transform.GetChild(6);
greenPlayer = transform.GetChild(7);
bluePlayer = transform.GetChild(8);
whitePlayer = transform.GetChild(9);
playerImages = new List <Transform>();
playerImages.Add(redPlayer);
playerImages.Add(yellowPlayer);
playerImages.Add(greenPlayer);
playerImages.Add(bluePlayer);
// Scale images to 1
foreach (Transform image in playerImages)
{
image.localScale = new Vector3(1 / transform.localScale.x, 1 / transform.localScale.y, transform.localScale.z);
}
whitePlayer.localScale = new Vector3(1 / transform.localScale.x, 1 / transform.localScale.y, transform.localScale.z);
// Set default vars
FrameBuffer = 0;
Active = false;
validRefract = false;
LinesToCombine = new List <ColorPointer>();
}
// Refract a ray through a prism
protected virtual void Refract()
{
// Send ray through prism
int tries = 0;
ray.origin = hit.point;
// Move ray into prism
while (!hit.transform.GetComponent <PolygonCollider2D>().OverlapPoint(ray.origin) && tries < 1000)
{
ray.origin += ray.direction * 0.01f;
tries++;
}
if (hit.transform.GetComponent <PolygonCollider2D>().OverlapPoint(ray.origin))
{
// Set angle inside prism
Vector3 refractedDirection = Quaternion.AngleAxis(-20, Vector3.forward) * ray.direction;
ray.direction = refractedDirection;
// Move ray out of prism
while (hit.transform.GetComponent <PolygonCollider2D>().OverlapPoint(ray.origin))
{
ray.origin += ray.direction * 0.01f;
}
path.Add(ray.origin);
// Render line through prism
lr.positionCount++;
lr.SetPosition(lr.positionCount - 1, ray.origin);
// Activate prism
hit.transform.GetComponent <Prism>().Active = true;
hit.transform.GetComponent <Prism>().FrameBuffer = 1;
// Activate prism lights
for (int i = 0; i < 4; i++)
{
// Set color pointer positions and directions
ColorPointer colorPointer = hit.transform.GetChild(i).GetComponent <ColorPointer>();
colorPointer.SetStartPoint(ray.origin);
Vector3 colorDirection = Quaternion.AngleAxis(-(5 * i), Vector3.forward) * refractedDirection;
colorPointer.gameObject.transform.right = colorDirection;
}
}
}
