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42 lines
1.2 KiB
Common Lisp
42 lines
1.2 KiB
Common Lisp
;;-*-Lisp-*-
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(in-package goal)
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;; name: geometry-h.gc
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;; name in dgo: geometry-h
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;; dgos: GAME, ENGINE
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(defconstant MAX_CURVE_CONTROL_POINTS 256)
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;; A 3 dimensional polynomial spline with arbitrarily placed knot points
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;; It's used for camera paths and similar and can be generated by offline tools.
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(deftype curve (structure)
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((cverts pointer :offset-assert 0)
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(num-cverts int32 :offset-assert 4)
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(knots (inline-array vector) :offset-assert 8)
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(num-knots int32 :offset-assert 12)
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(length float :offset-assert 16)
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)
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:method-count-assert 9
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:size-assert #x14
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:flag-assert #x900000014
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)
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;; unused plane type that would likely trigger some action on crossing.
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(deftype border-plane (basic)
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((name symbol :offset-assert 4)
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(action basic :offset-assert 8)
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(slot int8 :offset-assert 12)
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(trans vector :inline :offset-assert 16)
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(normal vector :inline :offset-assert 32)
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)
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:method-count-assert 11
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:size-assert #x30
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:flag-assert #xb00000030
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(:methods
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(debug-draw! (_type_) none 9)
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(point-past-plane? (_type_ vector) symbol 10)
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)
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)
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(defun-extern quaternion-from-two-vectors-max-angle! quaternion vector vector float quaternion)
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