From bd97f3abaf1c1f3aea8bb2f4951956e67fce3b1e Mon Sep 17 00:00:00 2001
From: Nick Gasson <nick@nickg.me.uk>
Date: Sat, 27 Mar 2010 21:36:00 +0000
Subject: [PATCH] Render sleepers in S-bend track

---
 src/SBend.cpp | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/src/SBend.cpp b/src/SBend.cpp
index d6f4e62..65a2ef4 100644
--- a/src/SBend.cpp
+++ b/src/SBend.cpp
@@ -108,6 +108,24 @@ void SBend::render() const
 
    renderRailMesh(railMesh);
    
+   for (float i = 0.1f; i < curve.length; i += 0.25f) {
+      glPushMatrix();
+      
+      Vector<float> v = curve(i / curve.length);
+
+      glTranslatef(v.x - 0.4f, 0.0f, v.z);
+      
+      const Vector<float> deriv = curve.deriv(i / curve.length);
+      const float angle =
+         radToDeg<float>(atanf(deriv.z / deriv.x));
+
+      glRotatef(-angle, 0.0f, 1.0f, 0.0f);
+
+      renderSleeper();
+      
+      glPopMatrix();
+   }
+   
    glPopMatrix();
 }
 
-- 
2.39.2