laser cutter notes

docs/Assignments/week_3_computer_controlled_cutting/Lecture_notes.md

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+# Lecture notes global
+
+transfer adhesive
+
+Chamfer - helps aligning joints
+
+filleting corners prevents stress on the corners. It gets more divided.
+
+cardboard nice for prototyping, cheap
+
+acrylic easy to cut and clear. very chemical and not renewable
+
+first parameter is the thickness of the material
+
+## Local lecture bas
+
+everything is a circle or square or triangle. You can make anything with any primitive shapes. 
+
+### OpenScad
+Bas is teaching us how to use OpenScad
+
+![alt text](image.jpg)
+Everything needs to be within a function because otherwise it won't interact with eachother
+
+If you place a # you can sort of debug and see where the shape is. Instead of blindly placing things
+
+![alt text](image-1.jpg)
+
+You can declare variables by name=value;
+
+Example:
+![alt text](image-2.jpg)
+
+
+You can also do equations in openScad
+![alt text](image-3.jpg)
+
+The order of declaring variables matters. I found that out the hard way. because some variable wasn't working until I switched order.
+
+Blender plugin to export to openscad