From e7dbe606cd47024fc2d87d0e8b801ac6c3a8b29e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vladim=C3=ADr=20Vondru=C5=A1?= <mosra@centrum.cz>
Date: Sun, 18 Aug 2013 00:13:11 +0200
Subject: [PATCH] Shapes: fixed 2D Capsule transformation.

The test now passes again.
---
 src/Shapes/Capsule.cpp | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/src/Shapes/Capsule.cpp b/src/Shapes/Capsule.cpp
index 497696d09..7fada2aee 100644
--- a/src/Shapes/Capsule.cpp
+++ b/src/Shapes/Capsule.cpp
@@ -36,9 +36,21 @@ using namespace Magnum::Math::Geometry;
 
 namespace Magnum { namespace Shapes {
 
+namespace {
+    template<UnsignedInt dimensions> static typename DimensionTraits<dimensions, Float>::VectorType unitVector();
+
+    template<> inline Vector2 unitVector<2>() {
+        return Vector2(1/Constants::sqrt2());
+    }
+
+    template<> inline Vector3 unitVector<3>() {
+        return Vector3(1/Constants::sqrt3());
+    }
+}
+
 template<UnsignedInt dimensions> Capsule<dimensions> Capsule<dimensions>::transformed(const typename DimensionTraits<dimensions, Float>::MatrixType& matrix) const {
     return Capsule<dimensions>(matrix.transformPoint(_a), matrix.transformPoint(_b),
-        (matrix.rotationScaling()*typename DimensionTraits<dimensions, Float>::VectorType(1/Constants::sqrt3())).length()*_radius);
+        (matrix.rotationScaling()*unitVector<dimensions>()).length()*_radius);
 }
 
 template<UnsignedInt dimensions> bool Capsule<dimensions>::operator%(const Point<dimensions>& other) const {