public override RefStructure Build(Matrix4x4 toWorld)
{
var s = RefStructure.CreateNew();
var origin = _branchParticleBuilder.Add(s, Vector2.zero);
_tempBaseBranchLength = _baseBranchLength.random;
MakeBranch(s, _maxDepth.randomInt, origin, 90f, _tempBaseBranchLength);
s.TranslateParticles(toWorld);
return(s);
}
public override RefStructure Build(Matrix4x4 toWorld)
{
var s = RefStructure.CreateNew();
var stepSize = Mathf.PI * 2f / _resolution;
//パーティクルを配置
var p = new RefParticle[_resolution];
for (var i = 0; i < _resolution; ++i)
{
var t = stepSize * i;
var x = Mathf.Cos(t) * _radius;
var y = Mathf.Sin(t) * _radius;
p[i] = _particleBuilder.Add(s, new Vector2(x, y));
}
// エッジを配置
for (var i = 0; i < _resolution; ++i)
{
_edgeBuilder.Add(s, p[i], p[(i + 1) % _resolution]);
for (var j = 0; j < _supportIntervals.Length; ++j)
{
_supportEdgeBuilder.Add(s, p[i], p[(i + _supportIntervals[j]) % _resolution]);
}
}
s.TranslateParticles(toWorld);
return(s);
}
/// <summary>
/// パーティクルの追加処理
/// </summary>
void HandleAddParticle()
{
if (_structure)
{
var wpos = Camera.main.ScreenToWorldPoint(Input.mousePosition);
var hitten = RefStructure.HitParticle(_structure, wpos);
if (hitten == null)
{
_particleBuilder.Add(_structure, wpos);
AddEditHistory();
SetDirty();
}
}
}