Revision control

++ # Copyright (C) 2022 The Qt Company Ltd.
++ # SPDX-License-Identifier: BSD-3-Clause
++
++ add_subdirectory(qquick3dparticle)
++ add_subdirectory(qquick3dparticletargetdirection)
++ add_subdirectory(qquick3dparticlevectordirection)
++ add_subdirectory(qquick3dparticlegravity)
++ add_subdirectory(qquick3dparticlesystem)
++ add_subdirectory(qquick3dparticlemodelparticle)
++ add_subdirectory(qquick3dparticlemodelblendparticle)
++ add_subdirectory(qquick3dparticlespriteparticle)
++ add_subdirectory(qquick3dparticleemitter)
++ add_subdirectory(qquick3dparticleemitburst)
++ add_subdirectory(qquick3dparticlepointrotator)
++ add_subdirectory(qquick3dparticleshape)
++ add_subdirectory(qquick3dparticletrailemitter)
++ add_subdirectory(qquick3dparticlewander)
++ add_subdirectory(qquick3dparticlelineparticle)
++ add_subdirectory(qquick3dparticlesceneshape)