void SetTimeToLengthTables(TweenPlugPath p, int subdivisions)
{
TweenPlugPathPoint prevP = _cachePoint1, currP = _cachePoint2;
var ptCount = p.pathPointCount;
float pathLen = 0;
float incr = 1f / subdivisions;
float[] timesTable = new float[subdivisions];
float[] lengthsTable = new float[subdivisions];
GetPoint(prevP, 0, p.wps, p);
for (int i = 1; i < subdivisions + 1; ++i)
{
float perc = incr * i;
GetPoint(currP, perc, p.wps, p);
pathLen += TweenPlugPathPoint.Distance(currP, prevP, ptCount);
prevP.Copy(currP, ptCount);
timesTable[i - 1] = perc;
lengthsTable[i - 1] = pathLen;
}
// Assign
p.length = pathLen;
p.timesTable = timesTable;
p.lengthsTable = lengthsTable;
}
// Linear exception: also sets waypoints lengths and doesn't set lengthsTable since it's useless
void SetTimeToLengthTables(TweenPlugPath p, int subdivisions)
{
float pathLen = 0;
int wpsLen = p.wps.Length;
var ptCount = p.pathPointCount;
var prevP = p.wps[0];
for (int i = 1; i < wpsLen; i++)
{
var currP = p.wps[i];
float dist = TweenPlugPathPoint.Distance(currP, prevP, ptCount);
pathLen += dist;
prevP = currP;
}
// Assign
p.length = pathLen;
p.lengthsTable = null;
p.timesTable = null;
}
void SetPathLength(TweenPlugPath p, int subdivisions)
{
TweenPlugPathPoint prevP = _cachePoint1, currP = _cachePoint2;
var ptCount = p.pathPointCount;
float pathLen = 0;
float incr = 1f / subdivisions;
GetPoint(prevP, 0, p.wps, p);
for (int i = 1; i < subdivisions + 1; ++i)
{
float perc = incr * i;
GetPoint(currP, perc, p.wps, p);
pathLen += TweenPlugPathPoint.Distance(currP, prevP, ptCount);
prevP.Copy(currP, ptCount);
}
// Assign
p.length = pathLen;
p.timesTable = null;
p.lengthsTable = null;
}
