protected override void NextQuad(ref SgtPointStar quad, int starIndex)
{
var position = Random.insideUnitSphere;
var magnitude = Offset;
if (Inverse == true)
{
magnitude += (1.0f - position.magnitude) * (1.0f - Offset);
}
else
{
magnitude += position.magnitude * (1.0f - Offset);
}
position.y *= Symmetry;
quad.Variant = Random.Range(int.MinValue, int.MaxValue);
quad.Color = Color.white;
quad.Radius = Mathf.Lerp(StarRadiusMin, StarRadiusMax, Mathf.Pow(Random.value, StarRadiusBias));
quad.Angle = Random.Range(-180.0f, 180.0f);
quad.Position = position.normalized * magnitude * Radius;
quad.PulseRange = Random.value * StarPulseMax;
quad.PulseSpeed = Random.value;
quad.PulseOffset = Random.value;
}
protected override void NextQuad(ref SgtPointStar quad, int starIndex)
{
for (var i = Samples - 1; i >= 0; i--)
{
var sampleX = Random.Range(0.0f, 1.0f);
var sampleY = Random.Range(0.0f, 1.0f);
var pixel = sourceTex2D.GetPixelBilinear(sampleX, sampleY);
var gray = pixel.grayscale;
if (gray > Threshold || i == 0)
{
var position = -halfSize + Random.insideUnitSphere * Jitter * StarRadiusMax;
position.x += Size.x * sampleX;
position.y += Size.y * GetWeight(HeightSource, pixel, 0.5f);
position.z += Size.z * sampleY;
quad.Variant = Random.Range(int.MinValue, int.MaxValue);
quad.Color = pixel;
quad.Radius = Random.Range(StarRadiusMin, StarRadiusMax) * GetWeight(ScaleSource, pixel, 1.0f);
quad.Angle = Random.Range(-180.0f, 180.0f);
quad.Position = position;
quad.PulseRange = Random.value * StarPulseMax;
quad.PulseSpeed = Random.value;
quad.PulseOffset = Random.value;
return;
}
}
}
protected override void NextQuad(ref SgtPointStar star, int starIndex)
{
var x = Random.Range(-1.0f, 1.0f);
var y = Random.Range(-1.0f, 1.0f);
var z = Random.Range(Offset * 1.0f, 1.0f);
var position = default(Vector3);
if (Random.value >= 0.5f)
{
z = -z;
}
switch (Random.Range(0, 3))
{
case 0: position = new Vector3(z, x, y); break;
case 1: position = new Vector3(x, z, y); break;
case 2: position = new Vector3(x, y, z); break;
}
star.Variant = Random.Range(int.MinValue, int.MaxValue);
star.Color = Color.white;
star.Radius = Random.Range(StarRadiusMin, StarRadiusMax);
star.Angle = Random.Range(-180.0f, 180.0f);
star.Position = Vector3.Scale(position, Extents);
star.PulseRange = Random.value * StarPulseMax;
star.PulseSpeed = Random.value;
star.PulseOffset = Random.value;
}
public void CopyFrom(SgtPointStar other)
{
Variant = other.Variant;
Color = other.Color;
Radius = other.Radius;
Angle = other.Angle;
Position = other.Position;
PulseSpeed = other.PulseSpeed;
PulseRange = other.PulseRange;
PulseOffset = other.PulseOffset;
}
protected override void NextQuad(ref SgtPointStar star, int starIndex)
{
var position = Random.insideUnitSphere;
var magnitude = 1 - (Random.insideUnitSphere).magnitude;
position *= (1 - magnitude) * Thickness.Evaluate(Random.value);
position += Quaternion.AngleAxis(starIndex * armStep + magnitude * twistStep, Vector3.up) * Vector3.forward * magnitude;
star.Variant = Random.Range(int.MinValue, int.MaxValue);
star.Color = Color.white;
star.Radius = Mathf.Lerp(StarRadiusMin, StarRadiusMax, Mathf.Pow(Random.value, StarRadiusBias));
star.Angle = Random.Range(-180.0f, 180.0f);
star.Position = position * Radius;
star.PulseRange = Random.value * StarPulseMax;
star.PulseSpeed = Random.value;
star.PulseOffset = Random.value;
}
protected override void NextQuad(ref SgtPointStar quad, int starIndex)
{
quad.CopyFrom(Stars[starIndex]);
}
protected abstract void NextQuad(ref SgtPointStar quad, int starIndex);
