public void VisionMatrixUpdate(UnitVisionInfo info)
{
//Color[] pixels = visibilityMap.GetPixels();
int row = 0;
Vector3 begin = WorldToMinimapPoint(new Vector3(info.unitPosition.x - info.viewDistance, 0, info.unitPosition.z - info.viewDistance));
Vector3 end = WorldToMinimapPoint(new Vector3(info.unitPosition.x + info.viewDistance, 0, info.unitPosition.z + info.viewDistance));
for (int i = (int)(begin.x + begin.y * visibilityMap.width); i < (int)(end.x + end.y * visibilityMap.width); i++)
{
row++;
//Color pixel = black;
int x = i % visibilityMap.width;
int y = i / visibilityMap.width;
Vector2 minPoint = new Vector2(x, y);
float distance = Vector3.Distance(MinimapToWorldPoint(minPoint, info.unitPosition.y), info.unitPosition);
if (distance < info.viewDistance)
{
for (int j = 0; j < info.borderPoints.Count; j++)
{
if (IsPointInTri(MinimapToWorldPoint(minPoint, 0), info.unitPosition, info.borderPoints[j], info.borderPoints[(j + 1) % info.borderPoints.Count]))
{
Debug.DrawLine(info.borderPoints[j], info.borderPoints[(j + 1) % info.borderPoints.Count], Color.green, 0.5f);
visionMatrix[x, y] = 1;
//pixel = white;
//visibilityMap.SetPixel(x, y, pixel);
break;
}
}
}
}
}
private void VisionCalculation()
{
if (previousPosition != transform.position)
{
previousPosition = transform.position;
List <Vector3> points = new List <Vector3>();
List <Vector3> borderPoints = new List <Vector3>();
Collider[] blockers = Physics.OverlapSphere(transform.position, viewDistance);
points.Add(new Vector3(transform.position.x + viewDistance, transform.position.y, transform.position.z - viewDistance));
points.Add(new Vector3(transform.position.x + viewDistance, transform.position.y, transform.position.z + viewDistance));
points.Add(new Vector3(transform.position.x - viewDistance, transform.position.y, transform.position.z + viewDistance));
points.Add(new Vector3(transform.position.x - viewDistance, transform.position.y, transform.position.z - viewDistance));
foreach (Collider block in blockers)
{
BoxCollider blocker = block.transform.GetComponent <BoxCollider>();
if (blocker is null || (!(visibilityBlocker is null) && blocker.gameObject.Equals(gameObject)))
{
continue;
}
Vector3 pos = blocker.transform.position;
points.Add(new Vector3(pos.x + blocker.size.x * blocker.transform.lossyScale.x / 2, transform.position.y, pos.z + blocker.size.z * blocker.transform.lossyScale.z / 2));
points.Add(new Vector3(pos.x - blocker.size.x * blocker.transform.lossyScale.x / 2, transform.position.y, pos.z + blocker.size.z * blocker.transform.lossyScale.z / 2));
points.Add(new Vector3(pos.x - blocker.size.x * blocker.transform.lossyScale.x / 2, transform.position.y, pos.z - blocker.size.z * blocker.transform.lossyScale.z / 2));
points.Add(new Vector3(pos.x + blocker.size.x * blocker.transform.lossyScale.x / 2, transform.position.y, pos.z - blocker.size.z * blocker.transform.lossyScale.z / 2));
}
int counter = 0;
foreach (Vector3 point in points)
{
counter++;
visibility.origin = new Vector3(transform.position.x, point.y + 0.1f, transform.position.z);
Vector3 original = (point - visibility.origin);
original = new Vector3(original.x, 0.1f, original.z).normalized;
float angle = 10 / original.magnitude;
for (float i = -angle; i <= angle; i += angle)
{
if (angle != 0)
{
visibility.direction = Quaternion.Euler(0, i, 0) * original;
}
else
{
visibility.direction = original;
}
RaycastHit rh;
if (!Physics.Raycast(visibility, out rh, viewDistance))
{
borderPoints.Add(visibility.GetPoint(viewDistance * 1.41421356237f));
//Debug.DrawLine(visibility.origin, visibility.GetPoint(viewDistance), Color.green, 1);
}
else
{
borderPoints.Add(rh.point);
//Debug.DrawLine(visibility.origin, rh.point,Color.green,1);
}
}
}
borderPoints.Sort(new ReverserClass(transform.position));
//if (!(Owner is null)) Owner.minimap.VisionUpdateRun(borderPoints, transform.position, viewDistance);
unitVisionInfo = new UnitVisionInfo(borderPoints, transform.position, viewDistance);
}
}
