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update :make-pqp-model for directly using glvertices #270

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Oct 1, 2015
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update :make-pqp-model for directly using glvertices #270

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48 changes: 48 additions & 0 deletions irteus/irtgl.l
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Original file line number Diff line number Diff line change
Expand Up @@ -1165,6 +1165,54 @@ if flat option is true, use-flat-shader"
(unless bbox
(send self :calc-bounding-box))
bbox)
(:make-pqpmodel (&key (fat 0))
(let ((m (geo::pqpmakemodel))
v1 v2 v3 (id 0))
(dolist (mesh mesh-list) ;; check triangle model
(let ((tp (cadr (assoc :type mesh))))
(unless (eq tp :triangles)
(warn ";; not supported mesh type -> ~A" tp)
(geo::pqpdeletemodel m)
(return-from :make-pqpmodel nil))))
(setq v1 (float-vector 0 0 0))
(setq v2 (float-vector 0 0 0))
(setq v3 (float-vector 0 0 0))
(geo::pqpbeginmodel m)
(dolist (mesh mesh-list)
(let* ((vlst (cadr (assoc :vertices mesh)))
(idces (cadr (assoc :indices mesh)))
(idlen (* (/ (length idces) 3) 3)))
(cond
(idces
(do ((v 0 (+ v 3)))
((>= v idlen))
(user::c-matrix-row vlst (elt idces v ) v1)
(user::c-matrix-row vlst (elt idces (+ v 1)) v2)
(user::c-matrix-row vlst (elt idces (+ v 2)) v3)
(when (not (= fat 0))
(v+ v1 (scale fat (normalize-vector v1)) v1)
(v+ v2 (scale fat (normalize-vector v2)) v2)
(v+ v3 (scale fat (normalize-vector v3)) v3))
(geo::pqpaddtri m v1 v2 v3 id)
(incf id)
))
(t
(do ((v 0 (+ v 3)))
((>= v (array-dimension vlst 0)))
(user::c-matrix-row vlst v v1)
(user::c-matrix-row vlst (+ v 1) v2)
(user::c-matrix-row vlst (+ v 2) v3)
(when (not (= fat 0))
(v+ v1 (scale fat (normalize-vector v1)) v1)
(v+ v2 (scale fat (normalize-vector v2)) v2)
(v+ v3 (scale fat (normalize-vector v3)) v3))
(geo::pqpaddtri m v1 v2 v3 id)
(incf id)
)))
))
(geo::pqpendmodel m)
m
))
)

;;;
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