private void StartWave(int index)
{
_wave = WaveData.Waves[index];
_waveIndex = index;
_startTimer = _wave.Delay;
WaveText.text = "WAVE " + (index + 1);
AmtText.text = _wave.Amount.ToString();
FreqText.text = string.Format("@ {0:F1}/s", _wave.Frequency);
TimerImage.fillAmount = 1;
_waveDuration = _wave.Amount / _wave.Frequency;
var times = new List <float>();
for (var i = 0; i < _wave.Amount; ++i)
{
times.Add(Random.Range(0, _waveDuration));
}
times.Sort();
_spawnTimes = new Queue <float>(times);
State = SpawnerState.Waiting;
WaveUiContainer.transform.localScale = Vector3.zero;
WaveUiContainer.transform.DOScale(_waveScale, 1)
.SetEase(Ease.OutCubic);
}
public static TrafficData Generate(LevelData data)
{
// min 1x1, max 2x2
var rect = FindObjectOfType <Bounds>().Rect;
var cols = data.Cols;
var rows = data.Rows;
var colParts = (cols + 1) * 4;
var rowParts = (rows + 1) * 4;
var colSegments = new RoadData[cols];
var rowSegments = new RoadData[rows];
#region Roads + Crossings
for (var i = 0; i < cols; ++i)
{
var startSkew = Random.Range(-1, 2) / (float)colParts;
var endSkew = Random.Range(-1, 2) / (float)colParts;
var startLerp = (i + 1) / (float)(cols + 1) + startSkew;
//var endLerp = startLerp - startSkew + endSkew;
var endLerp = startLerp - (2 * startSkew);
colSegments[i] = new RoadData(i,
new Vector2(Mathf.Lerp(rect.xMin, rect.xMax, startLerp), rect.yMax),
new Vector2(Mathf.Lerp(rect.xMin, rect.xMax, endLerp), rect.yMin),
true);
}
for (var i = 0; i < rows; ++i)
{
var startSkew = Random.Range(-1, 2) / (float)rowParts;
var endSkew = Random.Range(-1, 2) / (float)rowParts;
var startLerp = (i + 1) / (float)(rows + 1) + startSkew;
//var endLerp = startLerp - startSkew + endSkew;
var endLerp = startLerp - (2 * startSkew);
rowSegments[i] = new RoadData(i,
new Vector2(rect.xMin, Mathf.Lerp(rect.yMax, rect.yMin, startLerp)),
new Vector2(rect.xMax, Mathf.Lerp(rect.yMax, rect.yMin, endLerp)),
false);
}
var crossings = new CrossingData[cols * rows];
var crossingIndex = 0;
for (var i = 0; i < rows; ++i)
{
for (var j = 0; j < cols; ++j)
{
var col = colSegments[j];
var row = rowSegments[i];
crossings[crossingIndex++] = new CrossingData
{
Column = col,
Row = row,
Position = Intersect(col, row)
};
}
}
#endregion
var pathGrid = new Vector2[2 * cols + 3, 2 * rows + 3];
#region Path Grid
// corners
pathGrid[0, 0] = new Vector2(Bounds.Rect.xMin, Bounds.Rect.yMax);
pathGrid[pathGrid.GetLength(0) - 1, 0] = new Vector2(Bounds.Rect.xMax, Bounds.Rect.yMax);
pathGrid[0, pathGrid.GetLength(1) - 1] = new Vector2(Bounds.Rect.xMin, Bounds.Rect.yMin);
pathGrid[pathGrid.GetLength(0) - 1, pathGrid.GetLength(1) - 1] = new Vector2(Bounds.Rect.xMax, Bounds.Rect.yMin);
// road start and end
for (var i = 0; i < pathGrid.GetLength(1); i += 2)
{
for (var j = 0; j < pathGrid.GetLength(0); j += 2)
{
// filter corners
if ((i == 0 || i == pathGrid.GetLength(1) - 1) &&
(j == 0 || j == pathGrid.GetLength(0) - 1))
{
continue;
}
// filter crossings
if (i > 0 && i < pathGrid.GetLength(1) - 1 &&
j > 0 && j < pathGrid.GetLength(0) - 1)
{
continue;
}
if (i == 0)
{
pathGrid[j, i] = colSegments[(j - 2) / 2].Start;
}
else if (i == pathGrid.GetLength(1) - 1)
{
pathGrid[j, i] = colSegments[(j - 2) / 2].End;
}
else if (j == 0)
{
pathGrid[j, i] = rowSegments[(i - 2) / 2].Start;
}
else if (j == pathGrid.GetLength(0) - 1)
{
pathGrid[j, i] = rowSegments[(i - 2) / 2].End;
}
}
}
// crossings
crossingIndex = 0;
for (var i = 2; i < pathGrid.GetLength(1) - 2; i += 2)
{
for (var j = 2; j < pathGrid.GetLength(0) - 2; j += 2)
{
pathGrid[j, i] = crossings[crossingIndex++].Position;
}
}
// vertical inbetweens
for (var i = 1; i < pathGrid.GetLength(1); i += 2)
{
for (var j = 0; j < pathGrid.GetLength(0); j += 2)
{
pathGrid[j, i] = (pathGrid[j, i - 1] +
pathGrid[j, i + 1]) / 2;
}
}
// horizontal inbetweens
for (var i = 0; i < pathGrid.GetLength(1); i += 2)
{
for (var j = 1; j < pathGrid.GetLength(0); j += 2)
{
pathGrid[j, i] = (pathGrid[j - 1, i] +
pathGrid[j + 1, i]) / 2;
}
}
// diagonal inbetweens
for (var i = 1; i < pathGrid.GetLength(1); i += 2)
{
for (var j = 1; j < pathGrid.GetLength(0); j += 2)
{
pathGrid[j, i] = (pathGrid[j - 1, i] +
pathGrid[j + 1, i] +
pathGrid[j, i - 1] +
pathGrid[j, i + 1]) / 4;
}
}
#endregion
#region Path
//var turns = 1;
var turns = Mathf.Min(rows + 1, data.Turns);
var downs = 2 + rows;
var path = new Vector2[3 + rows + turns];
int pathCol;
var pathRow = 0;
do
{
pathCol = Random.Range(0, pathGrid.GetLength(0));
} while (pathCol % 2 == 0 && pathCol > 0 && pathCol < pathGrid.GetLength(0));
path[0] = pathGrid[pathCol, pathRow++];
pathCol = Mathf.Clamp(pathCol, 1, pathGrid.GetLength(0) - 1);
path[1] = pathGrid[pathCol, pathRow];
--downs;
var turned = false;
for (var i = 2; i < path.Length - 1; ++i)
{
if (!turned && Random.value < turns / Mathf.Max(1f, (float)downs))
{
goto turn;
}
else
{
goto down;
}
turn:
var dir = (pathGrid.GetLength(0) / 2 - pathCol) > 0 ? 2 : -2;
pathCol += dir;
pathCol = Mathf.Clamp(pathCol, 1, pathGrid.GetLength(0) - 1);
--turns;
turned = true;
goto next;
down:
pathRow += 2;
--downs;
turned = false;
goto next;
next:
path[i] = pathGrid[pathCol, pathRow];
}
++pathRow;
path[path.Length - 1] = pathGrid[pathCol, pathRow];
#endregion
#region Waves
var waves = new List <WaveData.Entry>();
for (var i = 0; i < 100; ++i)
{
var wave = new WaveData.Entry();
wave.Amount = data.WaveAmtStart + (data.WaveAmtGrowth * i);
wave.Delay = data.WaveDelay;
wave.Frequency = data.WaveFreqStart + (data.WaveFreqGrowth * i);
wave.Speed = data.WaveSpeedStart + (data.WaveSpeedGrowth * i);
waves.Add(wave);
}
#endregion
return(new TrafficData
{
Columns = colSegments,
Rows = rowSegments,
Crossings = crossings,
Path = new PathData
{
PointGrid = pathGrid,
Points = path,
},
WaveData = new WaveData
{
Waves = waves
}
});
}