private void OnStrokeStart()
{
player.Stop();
var currentPatternColorIndex = pattern.length;
if (currentPatternColorIndex > 0)
{
currentPatternColorIndex = erasing ? -2 : pattern.getNextUnusedColorIndex(pattern.strokes);
}
if (currentPaintingTool is PaintingTool.ReflectionPainting painting)
{
var reflected = new Stroke.Stroke(currentPatternColorIndex);
pattern.AddStroke(reflected);
reflectedStroke = reflected;
painting.reflectedStroke = reflectedStroke;
}
else
{
reflectedStroke = null;
}
var stroke = new Stroke.Stroke(currentPatternColorIndex);
if (reflectedStroke != null)
{
}
pattern.AddStroke(stroke);
strokeTime = timeline.time;
selectStroke(stroke);
}
private void OnStrokeEnd()
{
if (hmdDisplay != null)
{
hmdDisplay.SetStrokingInfo(0f);
}
reflectedStroke = null;
currentPaintingTool.finishPainting();
}
private void OnStrokeAdded(Stroke.Stroke stroke)
{
var lineRenderer = Instantiate(prefab, transform);
lineRenderer.enabled = true;
lineRenderers.Add(stroke, lineRenderer);
selectStroke(stroke);
Paint(stroke);
}
private void selectStroke(Stroke.Stroke stroke)
{
// unselect all others
foreach (var myStroke in pattern.strokes.Where(myStroke => myStroke.myMarker != null))
{
myStroke.myMarker.Select(false);
setGradientAlpha(myStroke, 0.4f);
}
currentStroke = stroke;
if (currentStroke.myMarker != null)
{
currentStroke.myMarker.Select(true);
}
}
private void setGradientAlpha(Stroke.Stroke myStroke, float alpha)
{
if (myStroke == null || !lineRenderers.ContainsKey(myStroke))
{
return;
}
var lineRenderer = lineRenderers[myStroke];
if (lineRenderer == null)
{
return;
}
var gradient = lineRenderer.colorGradient;
gradient.SetKeys(gradient.colorKeys, new[] { new GradientAlphaKey(alpha, 0) });
lineRenderer.colorGradient = gradient;
}
public override float[] OnStroke(RaycastHit hit, Stroke.Stroke currentStroke, float strokeTime,
float strokingValue)
{
if (reflectedStroke == null)
{
Debug.Log("ERROR in PaintingTool:ReflectionPainting - reflectedStroke is still null!");
}
var keyOrigin = new Key
{
time = strokeTime,
position = hit.point,
intensity = strokingValue * 2
};
var reflectedPosition = hit.point;
reflectedPosition.x *= -1;
var keyReflected = new Key
{
time = strokeTime,
position = reflectedPosition,
intensity = strokingValue * 2,
deleted = false
};
// set all intensities to 0
for (var i = 0; i < intensities.Length; i++)
{
intensities[i] = 0;
}
evaluator.CalculateIntensitiesForKey(keyOrigin, intensities);
evaluator.CalculateIntensitiesForKey(keyReflected, intensities);
if (currentStroke == null)
{
return(intensities);
}
currentStroke.AddKey(keyOrigin);
reflectedStroke.AddKey(keyReflected);
return(intensities);
}
private void OnStrokeRemoved(Stroke.Stroke stroke)
{
player.Stop();
SelectStrokeByCurrentWithOffset(-1);
if (currentStroke == stroke)
{
currentStroke = null;
}
var lineRenderer = lineRenderers[stroke];
lineRenderers.Remove(stroke);
stroke.DestroyStroke();
Destroy(lineRenderer.gameObject);
player.SetTime(Math.Min(timeline.time, pattern.getDuration()));
timeline.SetDuration(pattern.getDuration());
}
public override float[] OnStroke(RaycastHit hit, Stroke.Stroke currentStroke, float strokeTime,
float strokingValue)
{
var key = new Key
{
time = strokeTime,
position = hit.point,
intensity = strokingValue * 2,
deleted = false
};
// set all intensities to 0
for (var i = 0; i < intensities.Length; i++)
{
intensities[i] = 0;
}
evaluator.CalculateIntensitiesForKey(key, intensities);
currentStroke?.AddKey(key);
return(intensities);
}
private void Paint(Stroke.Stroke stroke)
{
if (!lineRenderers.ContainsKey(stroke))
{
return;
}
var keys = stroke.keys;
var lineRenderer = lineRenderers[stroke];
var gradient = new Gradient();
gradient.SetKeys(
new[] { new GradientColorKey(stroke.color, 0) },
new[] { new GradientAlphaKey(1, 0) }
);
lineRenderer.colorGradient = gradient;
lineRenderer.positionCount = keys.Count;
if (keys.Count <= 0)
{
return;
}
var startTime = keys[0].time;
var endTime = keys[keys.Count - 1].time;
var duration = endTime - startTime;
var widthCurve = new AnimationCurve();
for (var i = 0; i < keys.Count; i++)
{
lineRenderer.SetPosition(i, keys[i].position * 1.05f);
widthCurve.AddKey((keys[i].time - startTime) / duration, keys[i].intensity);
}
lineRenderer.widthCurve = widthCurve;
lineRenderer.widthMultiplier = 0.01f;
}
/// <summary>
/// Call this on stroking
/// </summary>
/// <param name="originToTarget">The origin ray</param>
/// <param name="currentStroke">Current drawing stroke</param>
/// <param name="strokeTime">Current player time for next key</param>
/// <param name="strokingValue">The intensitiy</param>
/// <returns>Returns intensities for controlling HapticHead</returns>
public abstract float[] OnStroke(RaycastHit hit, Stroke.Stroke currentStroke, float strokeTime,
float strokingValue);
public override void finishPainting()
{
reflectedStroke = null;
}