protected virtual void FixedUpdate()
{
var newPosition = transform.position;
var rayLength = (newPosition - oldPosition).magnitude;
var rayDirection = (newPosition - oldPosition).normalized;
var hit = Physics2D.Raycast(oldPosition, rayDirection, rayLength, RaycastMask);
// Update old position to trail behind
if (rayLength > MaxLength)
{
rayLength = MaxLength;
oldPosition = newPosition - rayDirection * rayLength;
}
transform.localScale = MaxScale * D2dHelper.Divide(rayLength, MaxLength);
if (hit.collider != null)
{
if (string.IsNullOrEmpty(IgnoreTag) == true || hit.collider.tag != IgnoreTag)
{
if (ExplosionPrefab != null)
{
Instantiate(ExplosionPrefab, hit.point, Quaternion.identity);
}
Destroy(gameObject);
}
}
}
protected virtual void Update()
{
if (Input.GetMouseButton(0) && Camera.main != null)
{
var ray = Camera.main.ScreenPointToRay(Input.mousePosition);
var distance = D2dHelper.Divide(ray.origin.z, ray.direction.z);
var point = ray.origin - ray.direction * distance;
D2dDestructible.StampAll(point, Size, Angle, StampTex, Hardness, Layers);
}
}
public void SubsetAlphaWith(Color32[] subData, D2dRect subRect, int newAlphaCount = -1)
{
var stepX = D2dHelper.Divide(alphaScale.x, alphaWidth);
var stepY = D2dHelper.Divide(alphaScale.y, alphaHeight);
alphaOffset.x += stepX * subRect.MinX;
alphaOffset.y += stepY * subRect.MinY;
alphaScale.x += stepX * (subRect.SizeX - alphaWidth);
alphaScale.y += stepY * (subRect.SizeY - alphaHeight);
FastCopyAlphaData(subData, subRect.SizeX, subRect.SizeY, newAlphaCount);
NotifyRebuilt();
}
public void AddTriangle(D2dVector2 a, D2dVector2 b, D2dVector2 c)
{
if (a.Y != b.Y || a.Y != c.Y)
{
//var z = (a.V + b.V + c.V) / 3.0f;
//var z1 = Vector3.MoveTowards(a.V, z, 1.0f);
//var z2 = Vector3.MoveTowards(b.V, z, 1.0f);
//var z3 = Vector3.MoveTowards(c.V, z, 1.0f);
//Debug.DrawLine(z1, z2, Color.red, 10.0f);
//Debug.DrawLine(z2, z3, Color.red, 10.0f);
//Debug.DrawLine(z3, z1, Color.red, 10.0f);
// Make a highest, and c lowest
if (b.Y > a.Y)
{
D2dHelper.Swap(ref a, ref b);
}
if (c.Y > a.Y)
{
D2dHelper.Swap(ref c, ref a);
}
if (c.Y > b.Y)
{
D2dHelper.Swap(ref b, ref c);
}
var fth = a.Y - c.Y; // Full triangle height
var tth = a.Y - b.Y; // Top triangle height
var bth = b.Y - c.Y; // Bottom triangle height
// Find a to c intercept along b plane
var inx = c.X + (a.X - c.X) * D2dHelper.Divide(bth, fth);
var d = new D2dVector2((int)inx, b.Y);
// Top triangle
var abs = D2dHelper.Divide(a.X - b.X, tth); // A/B slope
var ads = D2dHelper.Divide(a.X - d.X, tth); // A/D slope
AddTriangle(b.X, d.X, abs, ads, b.Y, 1, tth);
// Bottom triangle
var cbs = D2dHelper.Divide(c.X - b.X, bth); // C/B slope
var cds = D2dHelper.Divide(c.X - d.X, bth); // C/D slope
AddTriangle(b.X, d.X, cbs, cds, b.Y, -1, bth);
}
}
public static Vector3 ScreenToWorldPosition(Vector2 screenPosition, Camera camera = null)
{
if (camera == null)
{
camera = Camera.main;
}
if (camera == null)
{
return(screenPosition);
}
// Get ray of screen position
var ray = camera.ScreenPointToRay(screenPosition);
// Find point along this ray that intersects with Z = 0
var distance = D2dHelper.Divide(ray.origin.z, ray.direction.z);
return(ray.origin - ray.direction * distance);
}
protected virtual void Update()
{
// Required key is down?
if (Input.GetKeyDown(Requires) == true)
{
// Main camera exists?
var mainCamera = Camera.main;
if (mainCamera != null)
{
// Get screen ray of mouse position
var ray = mainCamera.ScreenPointToRay(Input.mousePosition);
// Project ray onto Z=0 plane and find the point it intersects
var distance = D2dHelper.Divide(ray.origin.z, ray.direction.z);
var point = ray.origin - ray.direction * distance;
// Stamp at that point
D2dDestructible.StampAll(point, Size, Angle, StampTex, Hardness, Layers);
}
}
}
