public void Execute()
{
TrailSystem.ClearNormals();
for (var i = 0; i < trail_data_list_.Length; ++i)
{
var td = trail_data_list_[i];
var trail_points = trail_points_list_[i];
for (var j = 0; j < TrailConfig.NODE_NUM; ++j)
{
int idx = td.trail_head_index_ - j;
if (idx < 0)
{
idx += TrailConfig.NODE_NUM;
}
Vector3 n = trail_points[idx].normal_;
TrailSystem.AddNormal(ref n);
TrailSystem.AddNormal(ref n);
}
}
}
public void Execute()
{
TrailSystem.ClearVertices();
TrailSystem.ClearNormals();
TrailSystem.ClearUVs();
TrailSystem.ClearTriangles();
for (var i = 0; i < trail_data_list_.Length; ++i)
{
var td = trail_data_list_[i];
var trail_points = trail_points_list_[i];
for (var j = 0; j < TrailConfig.NODE_NUM; ++j)
{
int idx = td.trail_head_index_ - j;
if (idx < 0)
{
idx += TrailConfig.NODE_NUM;
}
Vector3 v = trail_points[idx].position_;
Vector3 n = trail_points[idx].normal_;
TrailSystem.AddVertex(ref v);
TrailSystem.AddVertex(ref v); // two by two
TrailSystem.AddNormal(ref n);
TrailSystem.AddNormal(ref n);
float alpha = (((float)j) / (float)TrailConfig.NODE_NUM);
alpha = (1f - alpha * alpha) * 0.8f;
var uv = new Vector2(td.color_type_, alpha);
TrailSystem.AddUV(ref uv);
TrailSystem.AddUV(ref uv);
if (j < TrailConfig.NODE_NUM - 1)
{
TrailSystem.AddTriangle(i * TrailConfig.NODE_NUM * 2 + (j + 0) * 2 + 0,
i * TrailConfig.NODE_NUM * 2 + (j + 0) * 2 + 1,
i * TrailConfig.NODE_NUM * 2 + (j + 1) * 2 + 0);
TrailSystem.AddTriangle(i * TrailConfig.NODE_NUM * 2 + (j + 1) * 2 + 0,
i * TrailConfig.NODE_NUM * 2 + (j + 0) * 2 + 1,
i * TrailConfig.NODE_NUM * 2 + (j + 1) * 2 + 1);
}
}
}
}