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Common Lisp 3D Graphics Project

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Here will be some things needed for SBCL to work, platform independent

Implement a method `find-closest-point` for the class `polyhedron`. Ignore the shape's transform. The returned point must be on the surface of a face, on an edge, or at a vertex...

Port the system to sbcl/MacOS/OpenGL. Need to get off CCL, as it doesn't run on the M1 chip.

Port the system to sbcl/Windows/OpenGL.

Port the system to sbcl/Linux/OpenGL.

This introduces a testsuite, the README file shows how to run a few tests from the command line or from the REPL. There is just a few tests, to give...

EDIT: This happens with a moderately complex scene (~2K children for a shape). I assume if the total number of characters to be drawn is over 65K it crashes. I...

In order to better prevent situations where merges to main break the build, I suggest that we create a suite of smoke tests to be run on a branch before...

Opening up issue as per request in this ticket: https://github.com/kaveh808/kons-9/discussions/118#discussioncomment-3844190 PROBLEM: Menu boxes render properly but the text is offset by varying amounts on 4k mintor as per screenshot: ![194181411-88334ee9-92af-452f-a7ad-75a7b478f355](https://user-images.githubusercontent.com/16431651/194984525-53876557-f9b0-401b-95d7-d98ddc31e7f6.png)...

Use vertex arrays and the like to speed up the current naive drawing code in `opengl.lisp`.