From 06d4163c5154f0fd2e934e197bb55d06e1a2b0fa Mon Sep 17 00:00:00 2001
From: Javier Sancho <jsf@jsancho.org>
Date: Fri, 22 May 2020 08:40:56 +0200
Subject: [PATCH 1/1] set-animation-speed!

---
 irrlicht.scm                     |  1 +
 irrlicht/scene.scm               |  6 +++++-
 src/animated-mesh-scene-node.cpp | 12 ++++++++++++
 3 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/irrlicht.scm b/irrlicht.scm
index 22f5a60..75e03f7 100644
--- a/irrlicht.scm
+++ b/irrlicht.scm
@@ -95,6 +95,7 @@
                make-vertex3d
                reset-box3d!
                run
+               set-animation-speed!
                set-frame-loop!
                set-material!
                set-material-flag!
diff --git a/irrlicht/scene.scm b/irrlicht/scene.scm
index a20b78c..34853d3 100644
--- a/irrlicht/scene.scm
+++ b/irrlicht/scene.scm
@@ -247,6 +247,10 @@
 (define-class <animated-mesh-scene-node> (<scene-node>)
   (irr-class #:init-value "IAnimatedMeshSceneNode"))
 
+(define-method (set-animation-speed! (node <animated-mesh-scene-node>) frames-per-second)
+  (let ((setAnimationSpeed (get-irrlicht-proc "setAnimationSpeed" node)))
+    (setAnimationSpeed node frames-per-second)))
+
 (define-method (set-frame-loop! (node <animated-mesh-scene-node>) begin end)
   (let ((setFrameLoop (get-irrlicht-proc "setFrameLoop" node)))
     (setFrameLoop node begin end)))
@@ -256,7 +260,7 @@
    node
    anim))
 
-(export <animated-mesh-scene-node> set-frame-loop! set-md2-animation!)
+(export <animated-mesh-scene-node> set-animation-speed! set-frame-loop! set-md2-animation!)
 
 
 ;; ICameraSceneNode
diff --git a/src/animated-mesh-scene-node.cpp b/src/animated-mesh-scene-node.cpp
index 040b7cd..e63541b 100644
--- a/src/animated-mesh-scene-node.cpp
+++ b/src/animated-mesh-scene-node.cpp
@@ -28,6 +28,16 @@
 
 using namespace irr;
 
+SCM
+IAnimatedMeshSceneNode_setAnimationSpeed (SCM animated_mesh_scene_node,
+                                          SCM frames_per_second)
+{
+  scene::IAnimatedMeshSceneNode* node =
+    (scene::IAnimatedMeshSceneNode*) scm_to_irr_pointer (animated_mesh_scene_node);
+  node->setAnimationSpeed (scm_to_double (frames_per_second));
+  return SCM_UNSPECIFIED;
+}
+
 SCM
 IAnimatedMeshSceneNode_setFrameLoop (SCM animated_mesh_scene_node,
                                      SCM begin,
@@ -51,6 +61,8 @@ IAnimatedMeshSceneNode_setMD2Animation (SCM animated_mesh_scene_node,
 void
 init_animated_mesh_scene_node (void)
 {
+  DEFINE_GSUBR ("IAnimatedMeshSceneNode_setAnimationSpeed", 2, 0, 0,
+                IAnimatedMeshSceneNode_setAnimationSpeed);
   DEFINE_GSUBR ("IAnimatedMeshSceneNode_setFrameLoop", 3, 0, 0,
                 IAnimatedMeshSceneNode_setFrameLoop);
   DEFINE_GSUBR ("IAnimatedMeshSceneNode_setMD2Animation", 2, 0, 0,
-- 
2.39.5