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95 lines
2.7 KiB
Common Lisp
95 lines
2.7 KiB
Common Lisp
;;-*-Lisp-*-
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(in-package goal)
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;; name: cam-interface.gc
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;; name in dgo: cam-interface
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;; dgos: ENGINE, GAME
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;; DECOMP BEGINS
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(defun position-in-front-of-camera! ((arg0 vector) (arg1 float) (arg2 float))
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(vector-float*! arg0 (-> *math-camera* inv-camera-rot vector 2) arg1)
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(vector+float*! arg0 arg0 (-> *math-camera* inv-camera-rot vector 1) arg2)
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(vector+! arg0 arg0 (-> *math-camera* trans))
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arg0
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)
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(defun position-in-front-of-screen! ((arg0 vector) (arg1 float) (arg2 vector))
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(let ((a2-1 (vector-negate! (new 'stack-no-clear 'vector) (-> *math-camera* inv-camera-rot vector 2)))
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(a1-3 (vector-float*! (new 'stack-no-clear 'vector) (-> *math-camera* inv-camera-rot vector 2) arg1))
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)
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(vector+! a1-3 a1-3 (-> *math-camera* trans))
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(reverse-transform-point! arg0 a1-3 a2-1 arg2)
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)
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arg0
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)
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(defun matrix-local->world ((smooth? symbol) (arg1 symbol))
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"Returns [[*math-camera*]]'s `inv-camera-rot-smooth` if `smooth?` is true, else return `inv-camera-rot`"
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(if smooth?
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(-> *math-camera* inv-camera-rot-smooth)
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(-> *math-camera* inv-camera-rot)
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)
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)
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(defun matrix-world->local ((arg0 symbol) (arg1 object))
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"Returns [[*math-camera*]]'s `camera-rot`"
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(-> *math-camera* camera-rot)
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)
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(define-perm *camera-dummy-vector* vector (vector-reset! (new 'global 'vector)))
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(defun camera-pos ()
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"Returns the `trans` vector from whatever is first determined to exist:
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- [[*camera-combiner*]]
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- [[*math-camera*]]
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- else, [[*camera-dummy-vector*]]"
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(cond
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(*camera-combiner*
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(-> *camera-combiner* trans)
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)
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(*math-camera*
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(-> *math-camera* trans)
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)
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(else
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*camera-dummy-vector*
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)
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)
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)
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(defun math-camera-pos ()
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"Returns [[*math-camera*]]'s `trans`"
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(-> *math-camera* trans)
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)
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(defun camera-matrix ()
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"If [[*camera-combiner*]] exists, return it's `inv-camera-rot`. Else, return [[*math-camera*]]'s"
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(if *camera-combiner*
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(-> *camera-combiner* inv-camera-rot)
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(-> *math-camera* inv-camera-rot)
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)
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)
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(defun math-camera-matrix ()
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"Returns [[*math-camera*]]'s `inv-camera-rot`"
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(-> *math-camera* inv-camera-rot)
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)
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(defun camera-angle ()
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(let ((f0-0 (-> *math-camera* camera-rot vector 0 x))
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(f1-0 (-> *math-camera* camera-rot vector 0 z))
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)
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(atan f1-0 f0-0)
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)
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)
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;; WARN: Return type mismatch object vs symbol.
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(defbehavior camera-teleport-to-entity process ((arg0 entity-actor))
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(let ((gp-0 (new 'stack 'transformq)))
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(set! (-> gp-0 trans quad) (-> arg0 extra trans quad))
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(quaternion-copy! (-> gp-0 quat) (-> arg0 quat))
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(vector-identity! (-> gp-0 scale))
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(the-as symbol (send-event *camera* 'teleport-to-transformq gp-0))
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)
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)
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