Method TransformVertices

TombEngine/Game/effects/Streamer.cpp:46–74

	}

	void Streamer::StreamerSegment::TransformVertices(float vel, float expRate)
	{
		// Apply expansion/contraction.
		if (expRate != 0.0f)
		{
			float distSqr = Vector3::DistanceSquared(Vertices[0], Vertices[1]);
			if (expRate < 0.0f && distSqr <= SQUARE(abs(expRate)))
			{
				auto center = (Vertices[0] + Vertices[1]) / 2;
				Vertices[0] =
				Vertices[1] = center;
			}
			else
			{

				auto dir = Orientation.ToDirection();
				Vertices[0] = Geometry::TranslatePoint(Vertices[0], -dir, expRate);
				Vertices[1] = Geometry::TranslatePoint(Vertices[1], dir, expRate);
			}
		}

		// Apply directional velocity.
		if (vel != 0.0f)
		{
			auto dir = Orientation.GetAxis();
			Vertices[0] = Geometry::TranslatePoint(Vertices[0], dir, vel);
			Vertices[1] = Geometry::TranslatePoint(Vertices[1], dir, vel);
		}
	}

	Streamer::Streamer(StreamerFeatherMode featherMode, BlendMode blendMode)
	{