#VRML V2.0 utf8 PROTO Boom1 [ ] { Transform { translation 0 4 0 children [ DEF Boom Shape { appearance Appearance { texture ImageTexture { url "textures/Boom.gif" } } geometry Box { size 6 8 0.001 } } ] } Transform { translation 0 4 0 rotation 0 1 0 0.78 children [ USE Boom ] } Transform { translation 0 4 0 rotation 0 1 0 1.57 children [ USE Boom ] } Transform { translation 0 4 0 rotation 0 1 0 2.35 children [ USE Boom ] } } PROTO Boom2 [ ] { Transform { translation 0 4 0 children [ Billboard { axisOfRotation 0 1 0 children [ Shape { appearance Appearance { texture ImageTexture { url "textures/Boom.gif" } } geometry Box { size 6 8 0.001 } } ] } ] } } Boom1 {}