protected bool LOSRaycast(Vector3 direction, out LOSRaycastHit hit, float distance)
{
hit = new LOSRaycastHit();
if (LOSManager.instance.physicsOpt == LOSManager.PhysicsOpt.Physics_3D)
{
RaycastHit hit3D;
if (Physics.Raycast(position, direction, out hit3D, distance, obstacleLayer))
{
hit.point = hit3D.point;
hit.normal = hit3D.normal;
hit.distance = hit3D.distance;
hit.hitGo = hit3D.collider.gameObject;
return(true);
}
}
else
{
RaycastHit2D hit2D = Physics2D.Raycast(position, direction, distance, obstacleLayer);
if (hit2D.collider != null)
{
hit.point = hit2D.point;
hit.normal = hit2D.normal;
hit.distance = hit2D.distance;
hit.hitGo = hit2D.collider.gameObject;
return(true);
}
}
return(false);
}
protected bool CheckRaycastHit(LOSRaycastHit hit, float distance)
{
Vector3 hitPoint = hit.point;
return(_losCamera.CheckPointWithinViewingBox(hitPoint, distance));
}
private Vector3 GetToleratedHitPointColliderOrNormalChange(Vector3 direction1, LOSRaycastHit hit1, Vector3 direction2, LOSRaycastHit hit2)
{
float sqrDistance1 = (hit1.point - position).sqrMagnitude;
float sqrDistance2 = (hit2.point - position).sqrMagnitude;
if (sqrDistance1 > sqrDistance2)
{
return(GetToleratedHitPointColliderInOut(direction1, hit2));
}
else
{
return(GetToleratedHitPointColliderInOut(direction2, hit1));
}
}
protected override void InvertDraw()
{
List <Vector3> invertAngledMeshVertices = new List <Vector3>();
List <int> invertAngledTriangles = new List <int>();
Vector3 previousNormal = Vector3.zero;
Vector3 normalAtDegree0 = Vector3.zero;
GameObject previousHitGo = null;
GameObject previousPreviousHitGo = null;
GameObject hitGoAtDegree0 = null;
Vector3 firstFarPoint = Vector3.zero;
Vector3 lastFarPoint = Vector3.zero;
Vector3 previousCloseTempPoint = Vector3.zero;
Vector3 previousDirection = Vector3.zero;
int firstFarPointIndex = -1;
int lastFarPointIndex = -1;
int farPointIndex = -1;
int previousFarPointIndex = -1;
int closePointIndex = -1;
int previousClosePointIndex = -1;
int closePointAtDegree0Index = -1;
int colliderClosePointCount = 0;
LOSRaycastHit hit;
LOSRaycastHit previousHit = new LOSRaycastHit();
invertAngledMeshVertices.Add(Vector3.zero); // Add the position of the light
// Add the four viewbox corners.
foreach (Vector3 corner in LOSManager.instance.viewboxCorners)
{
invertAngledMeshVertices.Add(corner - position);
}
for (float degree = _startAngle; degree < _endAngle; degree += degreeStep)
{
Vector3 direction;
direction = SMath.DegreeToUnitVector(degree);
if (degree == _startAngle)
{
firstFarPoint = _losCamera.GetCollisionPointWithViewBox(position, direction);
invertAngledMeshVertices.Add(firstFarPoint - position);
firstFarPointIndex = invertAngledMeshVertices.Count - 1;
}
else if (degree + degreeStep >= _endAngle) // degree == _endAngle - degreeStep
{
lastFarPoint = _losCamera.GetCollisionPointWithViewBox(position, direction);
invertAngledMeshVertices.Add(lastFarPoint - position);
lastFarPointIndex = invertAngledMeshVertices.Count - 1;
}
if (LOSRaycast(direction, out hit, _raycastDistance) && CheckRaycastHit(hit, 0)) // Hit a collider.
{
Vector3 hitPoint = hit.point;
GameObject hitGo = hit.hitGo;
Vector3 hitNormal = hit.normal;
if (degree == _startAngle)
{
farPointIndex = firstFarPointIndex;
invertAngledMeshVertices.Add(hitPoint - position);
previousClosePointIndex = closePointIndex;
closePointIndex = invertAngledMeshVertices.Count - 1;
colliderClosePointCount++;
if (degree == 0)
{
closePointAtDegree0Index = closePointIndex;
hitGoAtDegree0 = hitGo;
normalAtDegree0 = hitNormal;
}
}
else if (degree + degreeStep >= _endAngle)
{
previousFarPointIndex = farPointIndex;
farPointIndex = lastFarPointIndex;
if (previousHitGo != hitGo && null != previousHitGo)
{
colliderClosePointCount = 1;
//
if (_startAngle == 0 && _endAngle == 360)
{
invertAngledMeshVertices.Add(previousCloseTempPoint - position);
previousClosePointIndex = closePointIndex;
closePointIndex = invertAngledMeshVertices.Count - 1;
if (closePointAtDegree0Index != -1)
{
AddNewTriangle(invertAngledTriangles, closePointIndex, closePointAtDegree0Index, firstFarPointIndex);
}
AddNewTriangle(invertAngledTriangles, previousClosePointIndex, closePointIndex, firstFarPointIndex);
AddNewTrianglesBetweenPoints4Corners(invertAngledTriangles, invertAngledMeshVertices, previousFarPointIndex, firstFarPointIndex, previousClosePointIndex);
}
}
else if (previousNormal != hitNormal)
{
invertAngledMeshVertices.Add(hitPoint - position);
previousClosePointIndex = closePointIndex;
closePointIndex = invertAngledMeshVertices.Count - 1;
// AddNewTriangle(invertAngledTriangles, previousClosePointIndex, closePointIndex, previousFarPointIndex);
previousPreviousHitGo = previousHitGo;
// Vector3 previouseClosePointTolerated = GetToleratedHitPointColliderOrNormalChange(previousDirection, previousHit, direction, hit);
// invertAngledMeshVertices.Add(previouseClosePointTolerated - _trans.position);
// previousClosePointIndex = closePointIndex;
// closePointIndex = invertAngledMeshVertices.Count - 1;
// AddNewTriangle(invertAngledTriangles, previousClosePointIndex, closePointIndex, previousFarPointIndex);
}
else
{
invertAngledMeshVertices.Add(hitPoint - position);
previousClosePointIndex = closePointIndex;
closePointIndex = invertAngledMeshVertices.Count - 1;
colliderClosePointCount++;
}
}
else
{
if (null == previousHitGo)
{
Vector3 farPoint = _losCamera.GetCollisionPointWithViewBox(position, previousDirection);
invertAngledMeshVertices.Add(farPoint - position);
previousFarPointIndex = farPointIndex;
farPointIndex = invertAngledMeshVertices.Count - 1;
hitPoint = GetToleratedHitPointColliderInOut(previousDirection, hit);
invertAngledMeshVertices.Add(hitPoint - position);
previousClosePointIndex = closePointIndex;
closePointIndex = invertAngledMeshVertices.Count - 1;
colliderClosePointCount++;
}
else if (previousHitGo != hitGo)
{
colliderClosePointCount = 1;
Vector3 farPoint = _losCamera.GetCollisionPointWithViewBox(position, direction);
invertAngledMeshVertices.Add(farPoint - position);
previousFarPointIndex = farPointIndex;
farPointIndex = invertAngledMeshVertices.Count - 1;
invertAngledMeshVertices.Add(previousCloseTempPoint - position);
previousClosePointIndex = closePointIndex;
closePointIndex = invertAngledMeshVertices.Count - 1;
AddNewTriangle(invertAngledTriangles, previousClosePointIndex, closePointIndex, previousFarPointIndex);
Vector3 previouseClosePointTolerated = GetToleratedHitPointColliderOrNormalChange(previousDirection, previousHit, direction, hit);
invertAngledMeshVertices.Add(previouseClosePointTolerated - position);
int previouseClosePointToleratedIndex = invertAngledMeshVertices.Count - 1;
invertAngledMeshVertices.Add(hitPoint - position);
previousClosePointIndex = closePointIndex;
closePointIndex = invertAngledMeshVertices.Count - 1;
AddNewTriangle(invertAngledTriangles, previousClosePointIndex, previouseClosePointToleratedIndex, closePointIndex);
AddNewTriangle(invertAngledTriangles, previousClosePointIndex, closePointIndex, farPointIndex);
Vector3 previousClosePoint = invertAngledMeshVertices[previousClosePointIndex] + position;
Vector3 previousFarPoint = invertAngledMeshVertices[previousFarPointIndex] + position;
Vector3 previousClosePointToFar = farPoint - previousClosePoint;
Vector3 previousCloseToPreviousFar = previousFarPoint - previousClosePoint;
if (SMath.GetDegreeBetweenIndexVector(previousCloseToPreviousFar.normalized, previousClosePointToFar.normalized) < 0) // left
{
AddNewTriangle(invertAngledTriangles, previousFarPointIndex, previousClosePointIndex, farPointIndex);
AddNewTrianglesBetweenPoints2Corners(invertAngledTriangles, invertAngledMeshVertices, previousFarPointIndex, farPointIndex);
}
else // right
{
AddNewTrianglesBetweenPoints2Corners(invertAngledTriangles, invertAngledMeshVertices, previousFarPointIndex, previousClosePointIndex);
}
}
else
{
if (previousNormal != hitNormal)
{
invertAngledMeshVertices.Add(previousCloseTempPoint - position);
previousClosePointIndex = closePointIndex;
closePointIndex = invertAngledMeshVertices.Count - 1;
AddNewTriangle(invertAngledTriangles, closePointIndex, farPointIndex, previousClosePointIndex);
int closePointIndexBeforeNormalChange = closePointIndex;
Vector3 toleratedHitpoint = GetToleratedHitPointColliderOrNormalChange(previousDirection, previousHit, direction, hit);
invertAngledMeshVertices.Add(toleratedHitpoint - position);
previousClosePointIndex = closePointIndex;
closePointIndex = invertAngledMeshVertices.Count - 1;
invertAngledMeshVertices.Add(hitPoint - position);
previousClosePointIndex = closePointIndex;
closePointIndex = invertAngledMeshVertices.Count - 1;
AddNewTriangle(invertAngledTriangles, closePointIndexBeforeNormalChange, closePointIndex, farPointIndex);
AddNewTriangle(invertAngledTriangles, closePointIndexBeforeNormalChange, previousClosePointIndex, closePointIndex);
}
colliderClosePointCount++;
}
}
previousHitGo = hitGo;
previousCloseTempPoint = hitPoint;
previousNormal = hitNormal;
}
else
{
if (null != previousHitGo)
{
colliderClosePointCount = 0;
Vector3 previousCloseTempPointTolerated = GetToleratedHitPointColliderInOut(direction, previousHit);
invertAngledMeshVertices.Add(previousCloseTempPointTolerated - position);
previousClosePointIndex = closePointIndex;
closePointIndex = invertAngledMeshVertices.Count - 1;
AddNewTriangle(invertAngledTriangles, closePointIndex, farPointIndex, previousClosePointIndex);
Vector3 farPoint = _losCamera.GetCollisionPointWithViewBox(position, direction);
invertAngledMeshVertices.Add(farPoint - position);
previousFarPointIndex = farPointIndex;
farPointIndex = invertAngledMeshVertices.Count - 1;
Vector3 previousFarPoint = invertAngledMeshVertices[previousFarPointIndex] + position;
Vector3 closePoint = invertAngledMeshVertices[closePointIndex] + position;
List <Vector3> corners = _losCamera.GetViewboxCornersBetweenPoints(previousFarPoint, closePoint, position, false);
switch (corners.Count)
{
case 0:
AddNewTriangle(invertAngledTriangles, closePointIndex, farPointIndex, previousFarPointIndex);
break;
case 1:
int cornerIndex0 = GetCorrectCornerIndex(invertAngledMeshVertices, corners[0], 1);
AddNewTriangle(invertAngledTriangles, closePointIndex, cornerIndex0, previousFarPointIndex);
AddNewTriangle(invertAngledTriangles, closePointIndex, farPointIndex, cornerIndex0);
break;
case 2:
cornerIndex0 = GetCorrectCornerIndex(invertAngledMeshVertices, corners[0], 1);
int cornerIndex1 = GetCorrectCornerIndex(invertAngledMeshVertices, corners[1], 1);
AddNewTriangle(invertAngledTriangles, closePointIndex, cornerIndex0, previousFarPointIndex);
AddNewTriangle(invertAngledTriangles, closePointIndex, cornerIndex1, cornerIndex0);
AddNewTriangle(invertAngledTriangles, closePointIndex, farPointIndex, cornerIndex1);
break;
}
}
previousHitGo = null;
}
previousDirection = direction;
previousHit = hit;
}
if (_startAngle == 0 && _endAngle == 360)
{
if (previousHitGo != null)
{
if (closePointAtDegree0Index == -1)
{
Vector3 degree0FarPoint = _losCamera.GetCollisionPointWithViewBox(position, new Vector3(1, 0, 0));
invertAngledMeshVertices.Add(degree0FarPoint - position);
int degree0FarPointIndex = invertAngledMeshVertices.Count - 1;
AddNewTrianglesBetweenPoints4Corners(invertAngledTriangles, invertAngledMeshVertices, previousFarPointIndex, degree0FarPointIndex, closePointIndex);
AddNewTriangle(invertAngledTriangles, previousClosePointIndex, closePointIndex, previousFarPointIndex);
}
else
{
if (colliderClosePointCount > 1)
{
// AddNewTriangle(invertAngledTriangles, previousClosePointIndex, closePointIndex, previousFarPointIndex);
AddNewTriangle(invertAngledTriangles, closePointIndex, closePointAtDegree0Index, firstFarPointIndex);
AddNewTriangle(invertAngledTriangles, previousClosePointIndex, closePointIndex, previousFarPointIndex);
AddNewTrianglesBetweenPoints4Corners(invertAngledTriangles, invertAngledMeshVertices, previousFarPointIndex, firstFarPointIndex, closePointIndex);
}
else
{
if (closePointAtDegree0Index != -1 &&
hitGoAtDegree0 == previousHitGo &&
previousPreviousHitGo == previousHitGo &&
normalAtDegree0 == previousNormal)
{
AddNewTriangle(invertAngledTriangles, previousClosePointIndex, closePointIndex, previousFarPointIndex);
AddNewTriangle(invertAngledTriangles, closePointIndex, closePointAtDegree0Index, firstFarPointIndex);
AddNewTriangle(invertAngledTriangles, closePointIndex, firstFarPointIndex, previousFarPointIndex);
}
}
}
}
}
else // Add triangles between outside of view.
{
AddNewTrianglesBetweenPoints4Corners(invertAngledTriangles, invertAngledMeshVertices, lastFarPointIndex, firstFarPointIndex, 0);
if (previousHitGo != null)
{
if (colliderClosePointCount >= 2)
{
AddNewTrianglesBetweenPoints4Corners(invertAngledTriangles, invertAngledMeshVertices, previousFarPointIndex, lastFarPointIndex, closePointIndex);
AddNewTriangle(invertAngledTriangles, previousClosePointIndex, closePointIndex, previousFarPointIndex);
}
else if (previousFarPointIndex >= 0)
{
AddNewTrianglesBetweenPoints4Corners(invertAngledTriangles, invertAngledMeshVertices, previousFarPointIndex, lastFarPointIndex, previousClosePointIndex);
AddNewTriangle(invertAngledTriangles, closePointIndex, lastFarPointIndex, previousClosePointIndex);
}
}
}
DeployMesh(invertAngledMeshVertices, invertAngledTriangles);
}
/// <summary>
/// This function is used to help the shadow tocover the colliders better
/// </summary>
/// <returns>The hitpoint after calculation. </returns>
/// <param name="targetDirection">Target direction.</param>
/// <param name="hit">Hit.</param>
private Vector3 GetToleratedHitPointColliderInOut(Vector3 targetDirection, LOSRaycastHit hit)
{
return(_trans.position + hit.distance * targetDirection.normalized);
}
protected bool CheckRaycastHit (LOSRaycastHit hit, float distance) {
Vector3 hitPoint = hit.point;
return _losCamera.CheckPointWithinViewingBox(hitPoint, distance);
}
protected bool LOSRaycast (Vector3 direction, out LOSRaycastHit hit, float distance) {
hit = new LOSRaycastHit();
if (LOSManager.instance.physicsOpt == LOSManager.PhysicsOpt.Physics_3D) {
RaycastHit hit3D;
if (Physics.Raycast(position, direction, out hit3D, distance, obstacleLayer)) {
hit.point = hit3D.point;
hit.normal = hit3D.normal;
hit.distance = hit3D.distance;
hit.hitGo = hit3D.collider.gameObject;
return true;
}
}
else {
RaycastHit2D hit2D = Physics2D.Raycast(position, direction, distance, obstacleLayer);
if (hit2D.collider != null) {
hit.point = hit2D.point;
hit.normal = hit2D.normal;
hit.distance = hit2D.distance;
hit.hitGo = hit2D.collider.gameObject;
return true;
}
}
return false;
}
private Vector3 GetToleratedHitPointColliderOrNormalChange (Vector3 direction1, LOSRaycastHit hit1, Vector3 direction2, LOSRaycastHit hit2) {
float sqrDistance1 = (hit1.point - position).sqrMagnitude;
float sqrDistance2 = (hit2.point - position).sqrMagnitude;
if (sqrDistance1 > sqrDistance2) {
return GetToleratedHitPointColliderInOut(direction1, hit2);
}
else {
return GetToleratedHitPointColliderInOut(direction2, hit1);
}
}
/// <summary>
/// This function is used to help the shadow tocover the colliders better
/// </summary>
/// <returns>The hitpoint after calculation. </returns>
/// <param name="targetDirection">Target direction.</param>
/// <param name="hit">Hit.</param>
private Vector3 GetToleratedHitPointColliderInOut (Vector3 targetDirection, LOSRaycastHit hit) {
return _trans.position + hit.distance * targetDirection.normalized;
}
protected override void InvertDraw () {
List<Vector3> invertAngledMeshVertices = new List<Vector3>();
List<int> invertAngledTriangles = new List<int>();
Vector3 previousNormal = Vector3.zero;
Vector3 normalAtDegree0 = Vector3.zero;
GameObject previousHitGo = null;
GameObject previousPreviousHitGo = null;
GameObject hitGoAtDegree0 = null;
Vector3 firstFarPoint = Vector3.zero;
Vector3 lastFarPoint = Vector3.zero;
Vector3 previousCloseTempPoint = Vector3.zero;
Vector3 previousDirection = Vector3.zero;
int firstFarPointIndex = -1;
int lastFarPointIndex = -1;
int farPointIndex = -1;
int previousFarPointIndex = -1;
int closePointIndex = -1;
int previousClosePointIndex = -1;
int closePointAtDegree0Index = -1;
int colliderClosePointCount = 0;
LOSRaycastHit hit;
LOSRaycastHit previousHit = new LOSRaycastHit();
invertAngledMeshVertices.Add(Vector3.zero); // Add the position of the light
// Add the four viewbox corners.
foreach (Vector3 corner in LOSManager.instance.viewboxCorners) {
invertAngledMeshVertices.Add(corner - position);
}
for (float degree = _startAngle; degree<_endAngle; degree+=degreeStep) {
Vector3 direction;
direction = SMath.DegreeToUnitVector(degree);
if (degree == _startAngle) {
firstFarPoint = _losCamera.GetCollisionPointWithViewBox(position, direction);
invertAngledMeshVertices.Add(firstFarPoint - position);
firstFarPointIndex = invertAngledMeshVertices.Count - 1;
}
else if (degree + degreeStep >= _endAngle) { // degree == _endAngle - degreeStep
lastFarPoint = _losCamera.GetCollisionPointWithViewBox(position, direction);
invertAngledMeshVertices.Add(lastFarPoint - position);
lastFarPointIndex = invertAngledMeshVertices.Count - 1;
}
if (LOSRaycast(direction, out hit, _raycastDistance) && CheckRaycastHit(hit, 0)) { // Hit a collider.
Vector3 hitPoint = hit.point;
GameObject hitGo = hit.hitGo;
Vector3 hitNormal = hit.normal;
if (degree == _startAngle) {
farPointIndex = firstFarPointIndex;
invertAngledMeshVertices.Add(hitPoint - position);
previousClosePointIndex = closePointIndex;
closePointIndex = invertAngledMeshVertices.Count - 1;
colliderClosePointCount++;
if (degree == 0) {
closePointAtDegree0Index = closePointIndex;
hitGoAtDegree0 = hitGo;
normalAtDegree0 = hitNormal;
}
}
else if (degree + degreeStep >= _endAngle) {
previousFarPointIndex = farPointIndex;
farPointIndex = lastFarPointIndex;
if (previousHitGo != hitGo && null != previousHitGo) {
colliderClosePointCount = 1;
//
if (_startAngle == 0 && _endAngle == 360) {
invertAngledMeshVertices.Add(previousCloseTempPoint - position);
previousClosePointIndex = closePointIndex;
closePointIndex = invertAngledMeshVertices.Count - 1;
if (closePointAtDegree0Index != -1) {
AddNewTriangle(invertAngledTriangles, closePointIndex, closePointAtDegree0Index, firstFarPointIndex);
}
AddNewTriangle(invertAngledTriangles, previousClosePointIndex, closePointIndex, firstFarPointIndex);
AddNewTrianglesBetweenPoints4Corners(invertAngledTriangles, invertAngledMeshVertices, previousFarPointIndex, firstFarPointIndex, previousClosePointIndex);
}
}
else if (previousNormal != hitNormal) {
invertAngledMeshVertices.Add(hitPoint - position);
previousClosePointIndex = closePointIndex;
closePointIndex = invertAngledMeshVertices.Count - 1;
// AddNewTriangle(invertAngledTriangles, previousClosePointIndex, closePointIndex, previousFarPointIndex);
previousPreviousHitGo = previousHitGo;
// Vector3 previouseClosePointTolerated = GetToleratedHitPointColliderOrNormalChange(previousDirection, previousHit, direction, hit);
// invertAngledMeshVertices.Add(previouseClosePointTolerated - _trans.position);
// previousClosePointIndex = closePointIndex;
// closePointIndex = invertAngledMeshVertices.Count - 1;
// AddNewTriangle(invertAngledTriangles, previousClosePointIndex, closePointIndex, previousFarPointIndex);
}
else {
invertAngledMeshVertices.Add(hitPoint - position);
previousClosePointIndex = closePointIndex;
closePointIndex = invertAngledMeshVertices.Count - 1;
colliderClosePointCount++;
}
}
else {
if (null == previousHitGo) {
Vector3 farPoint = _losCamera.GetCollisionPointWithViewBox(position, previousDirection);
invertAngledMeshVertices.Add(farPoint - position);
previousFarPointIndex = farPointIndex;
farPointIndex = invertAngledMeshVertices.Count - 1;
hitPoint = GetToleratedHitPointColliderInOut(previousDirection, hit);
invertAngledMeshVertices.Add(hitPoint - position);
previousClosePointIndex = closePointIndex;
closePointIndex = invertAngledMeshVertices.Count - 1;
colliderClosePointCount++;
}
else if (previousHitGo != hitGo) {
colliderClosePointCount = 1;
Vector3 farPoint = _losCamera.GetCollisionPointWithViewBox(position, direction);
invertAngledMeshVertices.Add(farPoint - position);
previousFarPointIndex = farPointIndex;
farPointIndex = invertAngledMeshVertices.Count - 1;
invertAngledMeshVertices.Add(previousCloseTempPoint - position);
previousClosePointIndex = closePointIndex;
closePointIndex = invertAngledMeshVertices.Count - 1;
AddNewTriangle(invertAngledTriangles, previousClosePointIndex, closePointIndex, previousFarPointIndex);
Vector3 previouseClosePointTolerated = GetToleratedHitPointColliderOrNormalChange(previousDirection, previousHit, direction, hit);
invertAngledMeshVertices.Add(previouseClosePointTolerated - position);
int previouseClosePointToleratedIndex = invertAngledMeshVertices.Count - 1;
invertAngledMeshVertices.Add(hitPoint - position);
previousClosePointIndex = closePointIndex;
closePointIndex = invertAngledMeshVertices.Count - 1;
AddNewTriangle(invertAngledTriangles, previousClosePointIndex, previouseClosePointToleratedIndex, closePointIndex);
AddNewTriangle(invertAngledTriangles, previousClosePointIndex, closePointIndex, farPointIndex);
Vector3 previousClosePoint = invertAngledMeshVertices[previousClosePointIndex] + position;
Vector3 previousFarPoint = invertAngledMeshVertices[previousFarPointIndex] + position;
Vector3 previousClosePointToFar = farPoint - previousClosePoint;
Vector3 previousCloseToPreviousFar = previousFarPoint - previousClosePoint;
if (SMath.GetDegreeBetweenIndexVector(previousCloseToPreviousFar.normalized, previousClosePointToFar.normalized) < 0) { // left
AddNewTriangle(invertAngledTriangles, previousFarPointIndex, previousClosePointIndex, farPointIndex);
AddNewTrianglesBetweenPoints2Corners(invertAngledTriangles, invertAngledMeshVertices, previousFarPointIndex, farPointIndex);
}
else { // right
AddNewTrianglesBetweenPoints2Corners(invertAngledTriangles, invertAngledMeshVertices, previousFarPointIndex, previousClosePointIndex);
}
}
else {
if (previousNormal != hitNormal) {
invertAngledMeshVertices.Add(previousCloseTempPoint - position);
previousClosePointIndex = closePointIndex;
closePointIndex = invertAngledMeshVertices.Count - 1;
AddNewTriangle(invertAngledTriangles, closePointIndex, farPointIndex, previousClosePointIndex);
int closePointIndexBeforeNormalChange = closePointIndex;
Vector3 toleratedHitpoint = GetToleratedHitPointColliderOrNormalChange(previousDirection, previousHit, direction, hit);
invertAngledMeshVertices.Add(toleratedHitpoint - position);
previousClosePointIndex = closePointIndex;
closePointIndex = invertAngledMeshVertices.Count - 1;
invertAngledMeshVertices.Add(hitPoint - position);
previousClosePointIndex = closePointIndex;
closePointIndex = invertAngledMeshVertices.Count - 1;
AddNewTriangle(invertAngledTriangles, closePointIndexBeforeNormalChange, closePointIndex, farPointIndex);
AddNewTriangle(invertAngledTriangles, closePointIndexBeforeNormalChange, previousClosePointIndex, closePointIndex);
}
colliderClosePointCount++;
}
}
previousHitGo = hitGo;
previousCloseTempPoint = hitPoint;
previousNormal = hitNormal;
}
else {
if (null != previousHitGo) {
colliderClosePointCount = 0;
Vector3 previousCloseTempPointTolerated = GetToleratedHitPointColliderInOut(direction, previousHit);
invertAngledMeshVertices.Add(previousCloseTempPointTolerated - position);
previousClosePointIndex = closePointIndex;
closePointIndex = invertAngledMeshVertices.Count - 1;
AddNewTriangle(invertAngledTriangles, closePointIndex, farPointIndex, previousClosePointIndex);
Vector3 farPoint = _losCamera.GetCollisionPointWithViewBox(position, direction);
invertAngledMeshVertices.Add(farPoint - position);
previousFarPointIndex = farPointIndex;
farPointIndex = invertAngledMeshVertices.Count - 1;
Vector3 previousFarPoint = invertAngledMeshVertices[previousFarPointIndex] + position;
Vector3 closePoint = invertAngledMeshVertices[closePointIndex] + position;
List<Vector3> corners = _losCamera.GetViewboxCornersBetweenPoints(previousFarPoint, closePoint, position, false);
switch (corners.Count) {
case 0:
AddNewTriangle(invertAngledTriangles, closePointIndex, farPointIndex, previousFarPointIndex);
break;
case 1:
int cornerIndex0 = GetCorrectCornerIndex(invertAngledMeshVertices, corners[0], 1);
AddNewTriangle(invertAngledTriangles, closePointIndex, cornerIndex0, previousFarPointIndex);
AddNewTriangle(invertAngledTriangles, closePointIndex, farPointIndex, cornerIndex0);
break;
case 2:
cornerIndex0 = GetCorrectCornerIndex(invertAngledMeshVertices, corners[0], 1);
int cornerIndex1 = GetCorrectCornerIndex(invertAngledMeshVertices, corners[1], 1);
AddNewTriangle(invertAngledTriangles, closePointIndex, cornerIndex0, previousFarPointIndex);
AddNewTriangle(invertAngledTriangles, closePointIndex, cornerIndex1, cornerIndex0);
AddNewTriangle(invertAngledTriangles, closePointIndex, farPointIndex, cornerIndex1);
break;
}
}
previousHitGo = null;
}
previousDirection = direction;
previousHit = hit;
}
if (_startAngle == 0 && _endAngle == 360) {
if (previousHitGo != null) {
if (closePointAtDegree0Index == -1) {
Vector3 degree0FarPoint = _losCamera.GetCollisionPointWithViewBox(position, new Vector3(1, 0, 0));
invertAngledMeshVertices.Add(degree0FarPoint - position);
int degree0FarPointIndex = invertAngledMeshVertices.Count - 1;
AddNewTrianglesBetweenPoints4Corners(invertAngledTriangles, invertAngledMeshVertices, previousFarPointIndex, degree0FarPointIndex, closePointIndex);
AddNewTriangle(invertAngledTriangles, previousClosePointIndex, closePointIndex, previousFarPointIndex);
}
else {
if (colliderClosePointCount > 1) {
// AddNewTriangle(invertAngledTriangles, previousClosePointIndex, closePointIndex, previousFarPointIndex);
AddNewTriangle(invertAngledTriangles, closePointIndex, closePointAtDegree0Index, firstFarPointIndex);
AddNewTriangle(invertAngledTriangles, previousClosePointIndex, closePointIndex, previousFarPointIndex);
AddNewTrianglesBetweenPoints4Corners(invertAngledTriangles, invertAngledMeshVertices, previousFarPointIndex, firstFarPointIndex, closePointIndex);
}
else {
if (closePointAtDegree0Index != -1 &&
hitGoAtDegree0 == previousHitGo &&
previousPreviousHitGo == previousHitGo &&
normalAtDegree0 == previousNormal) {
AddNewTriangle(invertAngledTriangles, previousClosePointIndex, closePointIndex, previousFarPointIndex);
AddNewTriangle(invertAngledTriangles, closePointIndex, closePointAtDegree0Index, firstFarPointIndex);
AddNewTriangle(invertAngledTriangles, closePointIndex, firstFarPointIndex, previousFarPointIndex);
}
}
}
}
}
else { // Add triangles between outside of view.
AddNewTrianglesBetweenPoints4Corners(invertAngledTriangles, invertAngledMeshVertices, lastFarPointIndex, firstFarPointIndex, 0);
if (previousHitGo != null) {
if (colliderClosePointCount >= 2) {
AddNewTrianglesBetweenPoints4Corners(invertAngledTriangles, invertAngledMeshVertices, previousFarPointIndex, lastFarPointIndex, closePointIndex);
AddNewTriangle(invertAngledTriangles, previousClosePointIndex, closePointIndex, previousFarPointIndex);
}
else if (previousFarPointIndex >= 0){
AddNewTrianglesBetweenPoints4Corners(invertAngledTriangles, invertAngledMeshVertices, previousFarPointIndex, lastFarPointIndex, previousClosePointIndex);
AddNewTriangle(invertAngledTriangles, closePointIndex, lastFarPointIndex, previousClosePointIndex);
}
}
}
DeployMesh(invertAngledMeshVertices, invertAngledTriangles);
}