public static bool Prefix(ref NetSegment __instance, ushort segmentID, Quad2 quad, float minY, float maxY, ItemClass.CollisionType collisionType)
{
if ((__instance.m_flags & (NetSegment.Flags.Created | NetSegment.Flags.Deleted)) != NetSegment.Flags.Created)
{
return(false);
}
NetInfo info = __instance.Info;
if (!info.m_canCollide)
{
return(false);
}
float collisionHalfWidth = info.m_netAI.GetCollisionHalfWidth();
Vector2 vector = quad.Min();
Vector2 vector2 = quad.Max();
Bezier3 bezier = default(Bezier3);
bezier.a = Singleton <NetManager> .instance.m_nodes.m_buffer[__instance.m_startNode].m_position;
bezier.d = Singleton <NetManager> .instance.m_nodes.m_buffer[__instance.m_endNode].m_position;
// NON-STOCK CODE STARTS
if (CSURUtil.IsCSUROffset(Singleton <NetManager> .instance.m_nodes.m_buffer[__instance.m_startNode].Info))
{
var width = (Singleton <NetManager> .instance.m_nodes.m_buffer[__instance.m_startNode].Info.m_halfWidth + Singleton <NetManager> .instance.m_nodes.m_buffer[__instance.m_startNode].Info.m_pavementWidth) / 2f;
bool lht = false;
Vector3 direction = __instance.m_startDirection;
if ((__instance.m_flags & NetSegment.Flags.Invert) != 0)
{
lht = true;
}
// normal to the right hand side
Vector3 normal = new Vector3(direction.z, 0, -direction.x).normalized;
bezier.a = bezier.a + (lht ? -width : width) * normal;
}
if (CSURUtil.IsCSUROffset(Singleton <NetManager> .instance.m_nodes.m_buffer[__instance.m_endNode].Info))
{
bool lht = false;
var width = (Singleton <NetManager> .instance.m_nodes.m_buffer[__instance.m_endNode].Info.m_halfWidth + Singleton <NetManager> .instance.m_nodes.m_buffer[__instance.m_endNode].Info.m_pavementWidth) / 2f;
Vector3 direction = -__instance.m_endDirection;
if ((__instance.m_flags & NetSegment.Flags.Invert) != 0)
{
lht = true;
}
// normal to the right hand side
Vector3 normal = new Vector3(direction.z, 0, -direction.x).normalized;
bezier.d = bezier.d + (lht ? -width : width) * normal;
}
// NON-STOCK CODE ENDS
NetSegment.CalculateMiddlePoints(bezier.a, __instance.m_startDirection, bezier.d, __instance.m_endDirection, true, true, out bezier.b, out bezier.c);
// NON-STOCK CODE STARTS
float laneOffsetS = 0;
float startOffsetS = 0;
float endOffsetS = 0;
bool IsCSURSLaneS = CSURUtil.IsCSURSLane(Singleton <NetManager> .instance.m_nodes.m_buffer[__instance.m_startNode].Info, ref laneOffsetS, ref startOffsetS, ref endOffsetS);
float laneOffsetE = 0;
float startOffsetE = 0;
float endOffsetE = 0;
bool IsCSURSLaneE = CSURUtil.IsCSURSLane(Singleton <NetManager> .instance.m_nodes.m_buffer[__instance.m_endNode].Info, ref laneOffsetE, ref startOffsetE, ref endOffsetE);
Vector3 newBezierA1 = Vector3.zero;
Vector3 newBezierB1 = Vector3.zero;
Vector3 newBezierC1 = Vector3.zero;
Vector3 newBezierD1 = Vector3.zero;
if (IsCSURSLaneS || IsCSURSLaneE)
{
float vehicleLaneNum = CSURUtil.CountCSURSVehicleLanes(Singleton <NetManager> .instance.m_nodes.m_buffer[__instance.m_startNode].Info);
float otherLaneNum = CSURUtil.CountCSURSOtherLanes(Singleton <NetManager> .instance.m_nodes.m_buffer[__instance.m_startNode].Info);
float laneNum = vehicleLaneNum + otherLaneNum;
startOffsetS = startOffsetS * 3.75f - laneNum * 1.875f + 1.875f + otherLaneNum * 3.75f;
endOffsetE = endOffsetE * 3.75f - laneNum * 1.875f + 1.875f + otherLaneNum * 3.75f;
if ((__instance.m_flags & NetSegment.Flags.Invert) != 0)
{
startOffsetS = -startOffsetS;
endOffsetE = -endOffsetE;
}
if (!IsCSURSLaneS)
{
startOffsetS = 0;
}
if (!IsCSURSLaneE)
{
endOffsetE = 0;
}
//EG: before patch: point1-point4 is 1.5*3.75
//After patch, point1-point4 is (1 1.3333 1.6667 2)*3.75
newBezierA1 = bezier.a + (new Vector3(__instance.m_startDirection.z, 0, -__instance.m_startDirection.x).normalized) * (startOffsetS);
Vector3 newBezierBDir = VectorUtils.NormalizeXZ(bezier.Tangent(0.333f));
newBezierB1 = bezier.b + (new Vector3(newBezierBDir.z, 0, -newBezierBDir.x).normalized) * (startOffsetS * 0.667f + endOffsetE * 0.333f);
Vector3 newBezierCDir = VectorUtils.NormalizeXZ(bezier.Tangent(0.667f));
newBezierC1 = bezier.c + (new Vector3(newBezierCDir.z, 0, -newBezierCDir.x).normalized) * (startOffsetS * 0.333f + endOffsetE * 0.667f);
newBezierD1 = bezier.d + (new Vector3(-__instance.m_endDirection.z, 0, __instance.m_endDirection.x).normalized) * (endOffsetE);
bezier.a = newBezierA1;
bezier.b = newBezierB1;
bezier.c = newBezierC1;
bezier.d = newBezierD1;
}
// NON-STOCK CODE ENDS
Vector3 vector3 = bezier.Min() + new Vector3(0f - collisionHalfWidth, info.m_minHeight, 0f - collisionHalfWidth);
Vector3 vector4 = bezier.Max() + new Vector3(collisionHalfWidth, info.m_maxHeight, collisionHalfWidth);
ItemClass.CollisionType collisionType2 = info.m_netAI.GetCollisionType();
if (vector3.x <= vector2.x && vector3.z <= vector2.y && vector.x <= vector4.x && vector.y <= vector4.z && ItemClass.CheckCollisionType(minY, maxY, vector3.y, vector4.y, collisionType, collisionType2))
{
int num = 16;
info.m_netAI.GetTerrainModifyRange(out float start, out float end);
start *= 0.5f;
end = 1f - (1f - end) * 0.5f;
float t = start;
Vector3 vector5 = bezier.Position(t);
Vector3 vector6 = bezier.Tangent(t);
vector6 = new Vector3(0f - vector6.z, 0f, vector6.x).normalized *collisionHalfWidth;
Vector3 a = vector5 + vector6;
Vector3 vector7 = vector5 - vector6;
float endRadius = info.m_netAI.GetEndRadius();
if (info.m_clipSegmentEnds && endRadius != 0f && start == 0f && (Singleton <NetManager> .instance.m_nodes.m_buffer[__instance.m_startNode].m_flags & (NetNode.Flags.End | NetNode.Flags.Bend | NetNode.Flags.Junction)) != 0)
{
Vector3 vector8 = vector5;
vector8.x += vector6.x * 0.8f - vector6.z * 0.6f * endRadius / collisionHalfWidth;
vector8.z += vector6.z * 0.8f + vector6.x * 0.6f * endRadius / collisionHalfWidth;
Vector3 vector9 = vector5;
vector9.x -= vector6.x * 0.8f + vector6.z * 0.6f * endRadius / collisionHalfWidth;
vector9.z -= vector6.z * 0.8f - vector6.x * 0.6f * endRadius / collisionHalfWidth;
Vector3 d = vector5;
d.x += vector6.x * 0.3f - vector6.z * endRadius / collisionHalfWidth;
d.z += vector6.z * 0.3f + vector6.x * endRadius / collisionHalfWidth;
Vector3 c = vector5;
c.x -= vector6.x * 0.3f + vector6.z * endRadius / collisionHalfWidth;
c.z -= vector6.z * 0.3f - vector6.x * endRadius / collisionHalfWidth;
vector3.y = vector5.y + info.m_minHeight;
vector4.y = vector5.y + info.m_maxHeight;
if (ItemClass.CheckCollisionType(minY, maxY, vector3.y, vector4.y, collisionType, collisionType2))
{
if (quad.Intersect(Quad2.XZ(a, vector7, vector9, vector8)))
{
return(true);
}
if (quad.Intersect(Quad2.XZ(vector8, vector9, c, d)))
{
return(true);
}
}
}
for (int i = 1; i <= num; i++)
{
t = start + (end - start) * (float)i / (float)num;
vector5 = bezier.Position(t);
vector6 = bezier.Tangent(t);
vector6 = new Vector3(0f - vector6.z, 0f, vector6.x).normalized *collisionHalfWidth;
Vector3 vector10 = vector5 + vector6;
Vector3 vector11 = vector5 - vector6;
vector3.y = Mathf.Min(Mathf.Min(a.y, vector10.y), Mathf.Min(vector11.y, vector7.y)) + info.m_minHeight;
vector4.y = Mathf.Max(Mathf.Max(a.y, vector10.y), Mathf.Max(vector11.y, vector7.y)) + info.m_maxHeight;
if (ItemClass.CheckCollisionType(minY, maxY, vector3.y, vector4.y, collisionType, collisionType2) && quad.Intersect(Quad2.XZ(a, vector10, vector11, vector7)))
{
return(true);
}
a = vector10;
vector7 = vector11;
}
if (info.m_clipSegmentEnds && endRadius != 0f && end == 1f && (Singleton <NetManager> .instance.m_nodes.m_buffer[__instance.m_endNode].m_flags & (NetNode.Flags.End | NetNode.Flags.Bend | NetNode.Flags.Junction)) != 0)
{
Vector3 vector12 = vector5;
vector12.x += vector6.x * 0.8f + vector6.z * 0.6f * endRadius / collisionHalfWidth;
vector12.z += vector6.z * 0.8f - vector6.x * 0.6f * endRadius / collisionHalfWidth;
Vector3 vector13 = vector5;
vector13.x -= vector6.x * 0.8f - vector6.z * 0.6f * endRadius / collisionHalfWidth;
vector13.z -= vector6.z * 0.8f + vector6.x * 0.6f * endRadius / collisionHalfWidth;
Vector3 b = vector5;
b.x += vector6.x * 0.3f + vector6.z * endRadius / collisionHalfWidth;
b.z += vector6.z * 0.3f - vector6.x * endRadius / collisionHalfWidth;
Vector3 c2 = vector5;
c2.x -= vector6.x * 0.3f - vector6.z * endRadius / collisionHalfWidth;
c2.z -= vector6.z * 0.3f + vector6.x * endRadius / collisionHalfWidth;
vector3.y = vector5.y + info.m_minHeight;
vector4.y = vector5.y + info.m_maxHeight;
if (ItemClass.CheckCollisionType(minY, maxY, vector3.y, vector4.y, collisionType, collisionType2))
{
if (quad.Intersect(Quad2.XZ(a, vector12, vector13, vector7)))
{
return(true);
}
if (quad.Intersect(Quad2.XZ(vector12, b, c2, vector13)))
{
return(true);
}
}
}
}
return(false);
}