// Start is called before the first frame update
void Start()
{
emitPts = new Vector3[Count];
for (int i = 0; i < Count; i++)
{
Vector2 dir = getND();
emitPts[i] = new Vector3(dir.x, dir.y, 0) * Random.Range(0f, 1f);
}
emitterMat = Matrix4x4.LookAt(EmitterPosition, TargetPosition, Vector3.up);
_EmitterBuffer = new ComputeBuffer(Count, Marshal.SizeOf(typeof(Vector3)));
_VerticesBuffer = new ComputeBuffer(Count * Iterate, Marshal.SizeOf(typeof(Vector3)));
kernelMain = cstrail.FindKernel("CSTrailVert");
baker = BakerObj.GetComponent <SDFBaker>();
_PositionMap = new RenderTexture(Iterate, Count, 0, RenderTextureFormat.ARGBFloat);
_PositionMap.enableRandomWrite = true;
_PositionMap.Create();
cstrail.SetTexture(kernelMain, "_PositionMap", _PositionMap);
_VFX.SetTexture("PositionMap", _PositionMap);
_VFX.SetUInt("SegmentCount", (uint)Iterate);
_VFX.SetUInt("TrailCount", (uint)Count);
}
void SaveAsTextureAsset(SDFBaker baker)
{
var path = EditorUtility.SaveFilePanel("Save as ...", Application.dataPath, "SDF Texture.asset", "asset");
if (path.Length != 0)
{
var relativePath = path.Substring(path.IndexOf("Assets/"));
AssetDatabase.CreateAsset(baker.targetTexture, relativePath);
}
}
// Start is called before the first frame update
void Start()
{
baker = Target.GetComponent <SDFBaker>();
}