1 files changed, 4 insertions, 12 deletions
diff --git a/src/ShadowVolume.h b/src/ShadowVolume.h
index 445e7ba..a7b276c 100644
--- a/src/ShadowVolume.h
+++ b/src/ShadowVolume.h
@@ -20,8 +20,7 @@
 #ifndef ZOOM_SHADOWVOLUME_H_
 #define ZOOM_SHADOWVOLUME_H_
 
-#include <vmmlib/vector.hpp>
-#include <vmmlib/matrix.hpp>
+#include "MathUtil.h"
 
 namespace Zoom {
 
@@ -32,12 +31,8 @@ class ShadowVolume {
     ShadowVolume(const Triangle &t, const vmml::vec3f &lightPos);
     virtual ~ShadowVolume() {}
 
-    const vmml::vec3f& getVertex(int i) const {
-      return rays[i].p;
-    }
-
-    const vmml::vec3f& getDirection(int i) const {
-      return rays[i].dir;
+    const MathUtil::Ray& getRay(int i) const {
+      return rays[i];
     }
 
     bool isVisible() const {
@@ -47,10 +42,7 @@ class ShadowVolume {
   private:
     bool visible;
 
-    struct Ray {
-        vmml::vec3f p;
-        vmml::vec3f dir;
-    } rays[3];
+    MathUtil::Ray rays[3];
 };
 
 }