在固定几何体内，由给定的种子开始，模拟植物的生长，使空间充满树叶。几何体的定义由IRIT开发环境定义。纯几何模型。-In a fixed geometry in vivo, from the beginning to set seed, plant growth simulation, so that space is full of leaves. Geometry definition from the definition of development environment irit.