Beginning Graphics Lesson

DrScheme Programming Environment

This is a 3-4 class project.

Process:

6          Day 1:

®        Draw image on grid paper using only circles, disks, rectangles and lines.

®        Drawing examples

®        You must have a minimum of 15 objects in your design.

®        Explore 4 draw commands in DrScheme Environment.

·     Example: Explore draw commands.scm

 

6          Day 2:

®        Translate the image to DrScheme code using the X and Y coordinates on the grid.

·     Example:  Wagon in Excel

®        Write code on your grid paper

·        Reference sheet

®    Get teacher approval on code written

®        Type the code into DrScheme

·     Example:  Wagon_code.scm

®        Execute code

 

6          Day 3:

®        Debug code and correct coordinates so that code creates the same design as was created on the grid paper.

®        Compare DrScheme graphic with grid graphic to see if all objects are in the correct position on canvas.

®        Revise DrScheme code as necessary

 

6          Day 4: 

®        When 1st project is complete

®        Execute code and use Alt+PrtSc to capture your canvas

®        paste into Microsoft Paint

®        Save as “

6          You may enhance your original design by

®        adding color background,

®        frame,

®        or additional objects

®        or begin an additional graphic design

 

This Dr. Scheme programming environment is available for free online at www.htdp.org along with the text book.