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126 lines
3.3 KiB
Common Lisp
126 lines
3.3 KiB
Common Lisp
;;-*-Lisp-*-
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(in-package goal)
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;; name: pat-h.gc
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;; name in dgo: pat-h
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;; dgos: GAME, ENGINE
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;; The "pat" system is used to store some data per triangle in collision meshes.
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;; It packs all data into a 32-bit pat-surface type.
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(defenum pat-material
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:type uint8
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(stone)
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(ice)
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(quicksand)
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(waterbottom)
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(tar)
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(sand)
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(wood)
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(grass)
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(pcmetal)
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(snow)
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(deepsnow)
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(hotcoals)
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(lava)
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(crwood)
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(gravel)
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(dirt)
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(metal)
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(straw)
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(tube)
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(swamp)
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(stopproj)
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(rotate)
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(neutral)
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)
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(defenum pat-mode
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:type uint8
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(ground)
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(wall)
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(obstacle)
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)
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(defenum pat-event
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:type uint8
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(none)
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(deadly)
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(endlessfall)
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(burn)
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(deadlyup)
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(burnup)
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(melt)
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)
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(deftype pat-surface (uint32)
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((skip uint8 :offset 0 :size 3) ;; overlay the "no" fields later on
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(mode pat-mode :offset 3 :size 3) ;; ground/wall/obstacle for collision system
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(material pat-material :offset 6 :size 6) ;; material for effects (sound, particles, surfaces...)
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(camera uint8 :offset 12 :size 2) ;; 2 bits for camera (used later)
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(event pat-event :offset 14 :size 6) ;; what happens if we hit this?
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(noentity uint8 :offset 0 :size 1) ;; collisions for actors/jak/etc ignore this
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(nocamera uint8 :offset 1 :size 1) ;; collisions for camera ignore this
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(noedge uint8 :offset 2 :size 1) ;; seems unused? maybe no edge grab?
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(nolineofsight uint8 :offset 12 :size 1) ;; camera don't worry about this object blocking line-of-sight to jak.
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;; 13 belongs to "camera", but seems unsed.
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;; 14 is unused?
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(unknown-bit uint8 :offset 15 :size 1) ;; maybe death plane?
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)
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:method-count-assert 9
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:size-assert #x4
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:flag-assert #x900000004
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)
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(defun-debug pat-material->string ((pat pat-surface))
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(enum->string pat-material (-> pat material))
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)
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(defun-debug pat-mode->string ((pat pat-surface))
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(enum->string pat-mode (-> pat mode))
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)
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(defun-debug pat-event->string ((pat pat-surface))
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(enum->string pat-event (-> pat event))
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)
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;; for debug drawing pat's by mode.
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(deftype pat-mode-info (structure)
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((name string :offset-assert 0)
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(wall-angle float :offset-assert 4)
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(color rgba :offset-assert 8)
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(hilite-color rgba :offset-assert 12)
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)
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:method-count-assert 9
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:size-assert #x10
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:flag-assert #x900000010
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)
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(define *pat-mode-info* (new 'static 'inline-array pat-mode-info 4
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(new 'static 'pat-mode-info
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:name "ground"
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:wall-angle 0.2
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:color (new 'static 'rgba :r #x7f :a #x40)
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:hilite-color (new 'static 'rgba :r #xff :a #x80)
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)
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(new 'static 'pat-mode-info
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:name "wall"
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:wall-angle 2.0
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:color (new 'static 'rgba :b #x7f :a #x40)
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:hilite-color (new 'static 'rgba :b #xff :a #x80)
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)
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(new 'static 'pat-mode-info
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:name "obstacle"
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:wall-angle 0.82
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:color (new 'static 'rgba :r #x7f :b #x7f :a #x40)
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:hilite-color (new 'static 'rgba :r #xff :b #xff :a #x80)
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)
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(new 'static 'pat-mode-info
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:name "pole"
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:wall-angle 2.0
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:color (new 'static 'rgba :r #x7f :g #x7f :a #x40)
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:hilite-color (new 'static 'rgba :r #xff :g #xff :a #x80)
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)
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)
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)
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