In tantra 12 bhava (emotions which repersant the 4th chakra) also practiced for sublimation. Sukha bhava is one of them(according to vigyana bhairav tantra). Sukha means happiness. Any action which gives pleasure leads to bliss by some techniques of CSV. The most famous is tantric sex.
It is a very sacred science of sex which sublimates the whole psychology and energy configuration. There are 16 mudra practices for it and it may raise Kundalini Shakti. Budha tradition has a very specific sadhna of this tantra.
CSV has six ways to do this.
