The function simplePineGenerator uses a tube to generate a tree.
It is based on playgrounds from this forum topic http://www.html5gamedevs.com/topic/21484-simple-pine-trees/
A demo can be found at: http://www.babylonjs-playground.com/#LG3GS#106 -
Clone or copy the file https://github.com/BabylonJS/Extensions/tree/master/TreeGenerators/SimplePineGenerator
call the function
var tree = simplePineGenerator(canopies, height, trunkMaterial, leafMaterial, scene);
canopies - number of leaf sections.
height - height of tree.
trunkMaterial - material used for trunk.
leafMaterial - material for canopies.
scene - BABYLON scene.