From f87cd7913fc377761f6212859d84e0369b64fa49 Mon Sep 17 00:00:00 2001
From: Javier Sancho <jsf@jsancho.org>
Date: Mon, 11 May 2020 08:52:16 +0200
Subject: [PATCH] add-animated-mesh-scene-node!

---
 irrlicht.scm       |  3 ++-
 irrlicht/scene.scm | 38 +++++++++++++++++++++++++++++++++++++-
 2 files changed, 39 insertions(+), 2 deletions(-)

diff --git a/irrlicht.scm b/irrlicht.scm
index 2930493..dcb4de5 100644
--- a/irrlicht.scm
+++ b/irrlicht.scm
@@ -23,7 +23,8 @@
   #:use-module (irrlicht device)
   #:use-module (irrlicht gui)
   #:use-module (irrlicht scene)
-  #:re-export (add-static-text!
+  #:re-export (add-animated-mesh-scene-node!
+               add-static-text!
                create-device
                get-gui-environment
                get-mesh
diff --git a/irrlicht/scene.scm b/irrlicht/scene.scm
index 6f6d5e9..da0336b 100644
--- a/irrlicht/scene.scm
+++ b/irrlicht/scene.scm
@@ -20,8 +20,10 @@
 
 (define-module (irrlicht scene)
   #:use-module (oop goops)
+  #:use-module (ice-9 optargs)
   #:use-module (irrlicht base)
   #:use-module (irrlicht foreign)
+  #:use-module (irrlicht io)
   #:use-module (irrlicht irr))
 
 
@@ -43,6 +45,26 @@
 (define-class <scene-manager> (<reference-counted>)
   (irr-class #:init-value "ISceneManager" #:getter irr-class))
 
+(define-method (add-animated-mesh-scene-node! (scene-manager <scene-manager>) mesh . rest)
+  (let-keywords rest #f
+        ((parent (make <scene-node>))
+         (id -1)
+         (position '(0 0 0))
+         (rotation '(0 0 0))
+         (scale '(1 1 1))
+         (also-add-if-mesh-pointer-zero #f))
+    (make <animated-mesh-scene-node>
+      #:irr-pointer
+      ((get-irrlicht-proc "addAnimatedMeshSceneNode" scene-manager parent)
+       (irr-pointer scene-manager)
+       (irr-pointer mesh)
+       (irr-pointer parent)
+       id
+       position
+       rotation
+       scale
+       also-add-if-mesh-pointer-zero))))
+
 (define-method (get-mesh (scene-manager <scene-manager>) filename)
   (make <animated-mesh>
     #:irr-pointer
@@ -50,4 +72,18 @@
      (irr-pointer scene-manager)
      filename)))
 
-(export <scene-manager> get-mesh)
+(export <scene-manager> add-animated-mesh-scene-node! get-mesh)
+
+
+;; ISceneNode
+(define-class <scene-node> (<attribute-exchanging-object>)
+  (irr-class #:init-value "ISceneNode" #:getter irr-class))
+
+(export <scene-node>)
+
+
+;; ISceneNode
+(define-class <animated-mesh-scene-node> (<scene-node>)
+  (irr-class #:init-value "IAnimatedMeshSceneNode" #:getter irr-class))
+
+(export <animated-mesh-scene-node>)
-- 
2.39.2