From ae4c14ce01aeacea1db35d269832a20fc3925b91 Mon Sep 17 00:00:00 2001
From: David Thompson <dthompson2@worcester.edu>
Date: Mon, 10 May 2021 06:35:31 -0400
Subject: graphics: model: Rename <scene-node> to <model-node>.

---
 chickadee/graphics/model.scm | 38 +++++++++++++++++++-------------------
 1 file changed, 19 insertions(+), 19 deletions(-)

diff --git a/chickadee/graphics/model.scm b/chickadee/graphics/model.scm
index 5228db8..449bf87 100644
--- a/chickadee/graphics/model.scm
+++ b/chickadee/graphics/model.scm
@@ -157,31 +157,31 @@
 
 
 ;;;
-;;; Scene Node
+;;; Model Node
 ;;;
 
 ;; A tree of meshes with their own transformation matrices.
-(define-record-type <scene-node>
-  (%make-scene-node name mesh matrix children)
-  scene-node?
-  (name scene-node-name)
-  (mesh scene-node-mesh)
-  (matrix scene-node-matrix)
-  (children scene-node-children))
+(define-record-type <model-node>
+  (%make-model-node name mesh matrix children)
+  model-node?
+  (name model-node-name)
+  (mesh model-node-mesh)
+  (matrix model-node-matrix)
+  (children model-node-children))
 
-(define* (make-scene-node #:key
+(define* (make-model-node #:key
                           (name "anonymous")
                           mesh
                           (matrix (make-identity-matrix4))
                           (children '()))
-  (%make-scene-node name mesh matrix children))
+  (%make-model-node name mesh matrix children))
 
-(define (draw-scene-node node state)
-  (render-state-matrix-push-and-mult! state (scene-node-matrix node))
+(define (draw-model-node node state)
+  (render-state-matrix-push-and-mult! state (model-node-matrix node))
   (for-each (lambda (child)
-              (draw-scene-node child state))
-            (scene-node-children node))
-  (let ((mesh (scene-node-mesh node)))
+              (draw-model-node child state))
+            (model-node-children node))
+  (let ((mesh (model-node-mesh node)))
     (when mesh
       (draw-mesh mesh state)))
   (render-state-matrix-pop! state))
@@ -213,7 +213,7 @@
       (render-state-view-matrix-mult! state view-matrix)
       (render-state-matrix-push-and-mult! state model-matrix)
       ;; TODO: Support drawing non-default scenes.
-      (draw-scene-node (model-default-scene model) state))))
+      (draw-model-node (model-default-scene model) state))))
 
 
 ;;;
@@ -652,7 +652,7 @@
                                                        memo)))
                                            '()
                                            face-indices-map)))
-               (scene (make-scene-node #:name model-name
+               (scene (make-model-node #:name model-name
                                        #:mesh mesh)))
           (make-model #:name model-name
                       #:scenes (list scene)
@@ -1045,7 +1045,7 @@
                          (vector->list
                           (or (array-ref/optional obj "children")
                               #())))))
-      (make-scene-node #:name name
+      (make-model-node #:name name
                        #:children children
                        #:matrix matrix
                        #:mesh mesh)))
@@ -1069,7 +1069,7 @@
                 (vector->list
                  (or (number-array-ref/optional obj "nodes")
                      #())))))
-      (make-scene-node #:name name #:children children)))
+      (make-model-node #:name name #:children children)))
   (define (vector-map proc v)
     (let ((new-v (make-vector (vector-length v))))
       (for-range ((i (vector-length v)))
-- 
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