core: GJKSolver is a struct

src/distance_box_halfspace.cpp

@@ -46,7 +46,7 @@
 namespace hpp
 {
 namespace fcl {
-    class GJKSolver;
+  struct GJKSolver;
 
   template <>
   FCL_REAL ShapeShapeDistance <Box, Halfspace>

src/distance_box_plane.cpp

@@ -46,7 +46,7 @@
 namespace hpp
 {
 namespace fcl {
-    class GJKSolver;
+  struct GJKSolver;
 
   template <>
   FCL_REAL ShapeShapeDistance <Box, Plane>

src/distance_box_sphere.cpp

@@ -46,7 +46,7 @@
 namespace hpp
 {
 namespace fcl {
-    class GJKSolver;
+  struct GJKSolver;
 
   template <>
   FCL_REAL ShapeShapeDistance <Box, Sphere>

src/distance_capsule_halfspace.cpp

@@ -46,7 +46,7 @@
 namespace hpp
 {
 namespace fcl {
-    class GJKSolver;
+  struct GJKSolver;
 
   template <>
   FCL_REAL ShapeShapeDistance <Capsule, Halfspace>

src/distance_capsule_plane.cpp

@@ -46,7 +46,7 @@
 namespace hpp
 {
 namespace fcl {
-    class GJKSolver;
+  struct GJKSolver;
 
   template <>
   FCL_REAL ShapeShapeDistance <Capsule, Plane>

src/distance_cone_halfspace.cpp

@@ -46,7 +46,7 @@
 namespace hpp
 {
 namespace fcl {
-    class GJKSolver;
+  struct GJKSolver;
 
   template <>
   FCL_REAL ShapeShapeDistance <Cone, Halfspace>

src/distance_cone_plane.cpp

@@ -46,7 +46,7 @@
 namespace hpp
 {
 namespace fcl {
-    class GJKSolver;
+  struct GJKSolver;
 
   template <>
   FCL_REAL ShapeShapeDistance <Cone, Plane>

src/distance_cylinder_halfspace.cpp

@@ -46,7 +46,7 @@
 namespace hpp
 {
 namespace fcl {
-    class GJKSolver;
+  struct GJKSolver;
 
   template <>
   FCL_REAL ShapeShapeDistance <Cylinder, Halfspace>

src/distance_cylinder_plane.cpp

@@ -46,7 +46,7 @@
 namespace hpp
 {
 namespace fcl {
-    class GJKSolver;
+  struct GJKSolver;
 
   template <>
   FCL_REAL ShapeShapeDistance <Cylinder, Plane>

src/distance_sphere_cylinder.cpp

@@ -46,7 +46,7 @@
 namespace hpp
 {
 namespace fcl {
-    class GJKSolver;
+  struct GJKSolver;
 
   template <>
   FCL_REAL ShapeShapeDistance <Sphere, Cylinder>

src/distance_sphere_halfspace.cpp

@@ -46,7 +46,7 @@
 namespace hpp
 {
 namespace fcl {
-    class GJKSolver;
+  struct GJKSolver;
 
   template <>
   FCL_REAL ShapeShapeDistance <Sphere, Halfspace>

src/distance_sphere_plane.cpp

@@ -46,7 +46,7 @@
 namespace hpp
 {
 namespace fcl {
-    class GJKSolver;
+  struct GJKSolver;
 
   template <>
   FCL_REAL ShapeShapeDistance <Sphere, Plane>