Free Draw - Simple Drawing on Sprites/2D Textures

Free Draw allows you to directly draw on a 2D Texture/Sprite in-game. That's it. It's simple, easy-to-use and free. Useful for any game where the user can draw free-form on a canvas.

Features:
- Easy setup
- Changeable pen colour
- Changeable pen width
- Adjustable alpha/transparency
- Eraser feature
- Easy to reference code
- Includes helper methods
- Template functions provided to implement your own brushes - Documented code