Merge pull request #18 from s-leger/patch-3

Refactoring

blender/addons/paint_clones/README.md

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+# Blender Paintclones
+
+*A tool to paint many clones over selected object(s).*
+
+## Usage
+- In 3d view, find and unfold Paint Clones panel in the Tools panel (bottom)
+- Select object(s) to clone
+- Push "Pick source(s)"
+- Select target object(s)
+- Push "Paint Clones"
+- Draw your clones on target object(s) with left mouse button pressed
+- Right click (or esc) to stop painting
+
+When many objects are selected as sources for clones, the tool randomly clone objects from this list
+
+
+## Options
+
+### Optimize
+
+link clones data to source
+
+
+### Align modes
+
+*align your clones main axis to follow this direction*
+
+- Target normal (perpendicular to surface).
+- Fixed axis (x y or z).
+- Follow stroke direction.
+
+
+### Axis
+
+The main source axis for align direction
+
+
+### Up Axis
+
+The axis of your source for secondary direction (up)
+
+- target normal when align is in Follow stroke mode
+- stroke direction otherwhise
+
+
+### Randomize
+
+Randomize rotation and scale (scale down only)
+
+
+### Spacing
+
+How many space is left between two clones
+
+
+### Scatter
+
+Scatter clones arround stroke
+
+### Grouping
+
+*you may want to group clones*
+
+- Use source group
+- Add to group (pick the group to add clones)
+- Create group (give the name of your new group)
+
+
+### Pressure
+
+Options to change params according input device pressure