void setLight()
{
bool sortAngles = false;
allVertices.Clear();// Since these lists are populated every frame, clear them first to prevent overpopulation
//layer = 1 << 8;
//--Step 2: Obtain vertices for each mesh --//
//---------------------------------------------------------------------//
// las siguientes variables usadas para arregla bug de ordenamiento cuando
// los angulos calcuados se encuentran en cuadrantes mixtos (1 y 4)
bool lows = false; // check si hay menores a -0.5
bool his = false; // check si hay mayores a 2.0
float magRange = 0.15f;
List <verts> tempVerts = new List <verts>();
for (int m = 0; m < allMeshes.Length; m++)
{
//for (int m = 0; m < 1; m++) {
tempVerts.Clear();
PolygonCollider2D mf = allMeshes[m];
// las siguientes variables usadas para arregla bug de ordenamiento cuando
// los angulos calcuados se encuentran en cuadrantes mixtos (1 y 4)
lows = false; // check si hay menores a -0.5
his = false; // check si hay mayores a 2.0
if (((1 << mf.transform.gameObject.layer) & layer) != 0)
{
for (int i = 0; i < mf.GetTotalPointCount(); i++)
{ // ...and for ever vertex we have of each mesh filter...
verts v = new verts();
// Convert to world space
Vector3 worldPoint = mf.transform.TransformPoint(mf.points[i]);
// Reforma fecha 24/09/2014 (ultimo argumento lighradius X worldPoint.magnitude (expensivo pero preciso))
RaycastHit2D ray = Physics2D.Raycast(transform.position, worldPoint - transform.position, (worldPoint - transform.position).magnitude, layer);
if (ray)
{
v.pos = ray.point;
if (worldPoint.sqrMagnitude >= (ray.point.sqrMagnitude - magRange) && worldPoint.sqrMagnitude <= (ray.point.sqrMagnitude + magRange))
{
v.endpoint = true;
}
}
else
{
v.pos = worldPoint;
v.endpoint = true;
}
Debug.DrawLine(transform.position, v.pos, Color.white);
//--Convert To local space for build mesh (mesh craft only in local vertex)
v.pos = transform.InverseTransformPoint(v.pos);
//--Calculate angle
v.angle = getVectorAngle(true, v.pos.x, v.pos.y);
// -- bookmark if an angle is lower than 0 or higher than 2f --//
//-- helper method for fix bug on shape located in 2 or more quadrants
if (v.angle < 0f)
{
lows = true;
}
if (v.angle > 2f)
{
his = true;
}
//--Add verts to the main array
if ((v.pos).sqrMagnitude <= lightRadius * lightRadius)
{
tempVerts.Add(v);
}
if (sortAngles == false)
{
sortAngles = true;
}
}
}
// Indentify the endpoints (left and right)
if (tempVerts.Count > 0)
{
sortList(tempVerts); // sort first
int posLowAngle = 0; // save the indice of left ray
int posHighAngle = 0; // same last in right side
//Debug.Log(lows + " " + his);
if (his == true && lows == true)
{ //-- FIX BUG OF SORTING CUANDRANT 1-4 --//
float lowestAngle = -1f; //tempVerts[0].angle; // init with first data
float highestAngle = tempVerts[0].angle;
for (int d = 0; d < tempVerts.Count; d++)
{
if (tempVerts[d].angle <1f && tempVerts[d].angle> lowestAngle)
{
lowestAngle = tempVerts[d].angle;
posLowAngle = d;
}
if (tempVerts[d].angle > 2f && tempVerts[d].angle < highestAngle)
{
highestAngle = tempVerts[d].angle;
posHighAngle = d;
}
}
}
else
{
//-- convencional position of ray points
// save the indice of left ray
posLowAngle = 0;
posHighAngle = tempVerts.Count - 1;
}
tempVerts[posLowAngle].location = 1; // right
tempVerts[posHighAngle].location = -1; // left
//--Add vertices to the main meshes vertexes--//
allVertices.AddRange(tempVerts);
//allVertices.Add(tempVerts[0]);
//allVertices.Add(tempVerts[tempVerts.Count - 1]);
// -- r ==0 --> right ray
// -- r ==1 --> left ray
for (int r = 0; r < 2; r++)
{
//-- Cast a ray in same direction continuos mode, start a last point of last ray --//
Vector3 fromCast = new Vector3();
bool isEndpoint = false;
if (r == 0)
{
fromCast = transform.TransformPoint(tempVerts[posLowAngle].pos);
isEndpoint = tempVerts[posLowAngle].endpoint;
}
else if (r == 1)
{
fromCast = transform.TransformPoint(tempVerts[posHighAngle].pos);
isEndpoint = tempVerts[posHighAngle].endpoint;
}
if (isEndpoint == true)
{
Vector2 from = (Vector2)fromCast;
Vector2 dir = (from - (Vector2)transform.position);
float mag = (lightRadius);// - fromCast.magnitude;
const float checkPointLastRayOffset = 0.005f;
from += (dir * checkPointLastRayOffset);
RaycastHit2D rayCont = Physics2D.Raycast(from, dir, mag, layer);
Vector3 hitp;
if (rayCont)
{
hitp = rayCont.point;
}
else
{
Vector2 newDir = transform.InverseTransformDirection(dir); //local p
hitp = (Vector2)transform.TransformPoint(newDir.normalized * mag); //world p
}
if (((Vector2)hitp - (Vector2)transform.position).sqrMagnitude > (lightRadius * lightRadius))
{
dir = (Vector2)transform.InverseTransformDirection(dir); //local p
hitp = (Vector2)transform.TransformPoint(dir.normalized * mag);
}
Debug.DrawLine(fromCast, hitp, Color.green);
verts vL = new verts();
vL.pos = transform.InverseTransformPoint(hitp);
vL.angle = getVectorAngle(true, vL.pos.x, vL.pos.y);
allVertices.Add(vL);
}
}
}
}
//--Step 3: Generate vectors for light cast--//
//---------------------------------------------------------------------//
int theta = 0;
//float amount = (Mathf.PI * 2) / lightSegments;
int amount = 360 / lightSegments;
for (int i = 0; i < lightSegments; i++)
{
theta = amount * (i);
if (theta == 360)
{
theta = 0;
}
verts v = new verts();
//v.pos = new Vector3((Mathf.Sin(theta)), (Mathf.Cos(theta)), 0); // in radians low performance
v.pos = new Vector3((TablaSenoCoseno.SenArray[theta]), (TablaSenoCoseno.CosArray[theta]), 0); // in dregrees (previous calculate)
v.angle = getVectorAngle(true, v.pos.x, v.pos.y);
v.pos *= lightRadius;
v.pos += transform.position;
RaycastHit2D ray = Physics2D.Raycast(transform.position, v.pos - transform.position, lightRadius, layer);
//Debug.DrawRay(transform.position, v.pos - transform.position, Color.white);
if (!ray)
{
//Debug.DrawLine(transform.position, v.pos, Color.white);
v.pos = transform.InverseTransformPoint(v.pos);
allVertices.Add(v);
}
}
//-- Step 4: Sort each vertice by angle (along sweep ray 0 - 2PI)--//
//---------------------------------------------------------------------//
if (sortAngles == true)
{
sortList(allVertices);
}
//-----------------------------------------------------------------------------
//--auxiliar step (change order vertices close to light first in position when has same direction) --//
float rangeAngleComparision = 0.00001f;
for (int i = 0; i < allVertices.Count - 1; i += 1)
{
verts uno = allVertices[i];
verts dos = allVertices[i + 1];
// -- Comparo el angulo local de cada vertex y decido si tengo que hacer un exchange-- //
if (uno.angle >= dos.angle - rangeAngleComparision && uno.angle <= dos.angle + rangeAngleComparision)
{
if (dos.location == -1)
{ // Right Ray
if (uno.pos.sqrMagnitude > dos.pos.sqrMagnitude)
{
allVertices[i] = dos;
allVertices[i + 1] = uno;
//Debug.Log("changing left");
}
}
// ALREADY DONE!!
if (uno.location == 1)
{ // Left Ray
if (uno.pos.sqrMagnitude < dos.pos.sqrMagnitude)
{
allVertices[i] = dos;
allVertices[i + 1] = uno;
//Debug.Log("changing");
}
}
}
}
}
private static void NewMethod2(int theta, verts v)
{
v.pos = new Vector3((TablaSenoCoseno.SenArray[theta]), (TablaSenoCoseno.CosArray[theta]), 0); // in dregrees (previous calculate)
}