anchor.diff:   > attachments (an intersection of rectangles having a lower left
    > of (0 0) and an upper right of (width height) for each attachment).
   
  -If you want to make an fbo with differing arguments please call make-fbo
  +If you want to make an fbo with differing arguments, please call make-fbo
   with `:matching-dimensions nil` in the arguments e.g.
   
    (MAKE-FBO ~{~%     ~a~})
  
positive.code: (in-package :cepl.errors)
  
  (deferror gfun-invalid-arg-format () (gfun-name invalid-pair)
      "CEPL - defun-g: defun-g expects its parameter args to be typed in the~%format (var-name type) but instead ~s was found in the definition for ~s" invalid-pair gfun-name)
  
  (deferror gpu-func-spec-not-found () (name types)
      "CEPL - gpu-func-spec: Could not find spec for the gpu-function named ~s
  
negative.code:     "CEPL: make-gpu-array mismatched dimensions
  
  A call to #'make-gpu-array was made with a c-array as the initial-contents.
  The dimensions of the c-array are ~s; however, the dimensions given in the
  call to #'make-gpu-array were ~s"
    c-arr-dimensions provided-dimensions)
  
  