Improved Sapling Tree Generator

A new version of Blenders sapling tree generator addon with improvements, new features, and bug fixes

• For blender 2.7: add_curve_sapling_3
• For blender 2.8: add_curve_sapling_3_2_8
• Latest: sapling_4

New Alternate Version "sapling_4"

• includes many changes to improve usability and appearance of trees
• breaks backwards compatibility with older presets

• Change Log:

• rearrange interface, remove, add, rename settings
• add alternate / opposite attachment setting
• smoother interpolation for custom shape
• removed pruning
• splits alternate direction
• remove taper crown
• improve split radius ratio
• split angle is now actual angle and half as much as before
• branch straightness affects all levels
• positive curvature now curves branches up
• curvature variation is consistent with resolution
• length variation affects branches without splits
• removed curve back
• improve distance mode
• change to radius calculation
• change distribution function

For tips on using the tree generator see tips in the wiki.

The blender 2.7 version of this addon has been added to blender master as of version f7cca89 with small changes.