diff --git a/include/CVector2f.hpp b/include/CVector2f.hpp
index d0d4eac..0673e46 100644
--- a/include/CVector2f.hpp
+++ b/include/CVector2f.hpp
@@ -16,8 +16,22 @@ namespace Zeus
 {
 class alignas(16) CVector2f
 {
-    public:
+#if __atdna__
+    float clangVec __attribute__((__vector_size__(8)));
+#endif
+public:
     ZE_DECLARE_ALIGNED_ALLOCATOR();
+    union
+    {
+        struct
+        {
+            float x, y;
+        };
+        float v[4];
+#if __SSE__
+        __m128 mVec128;
+#endif
+    };
 
     inline CVector2f() {zeroOut();}
 #if __SSE__
@@ -32,20 +46,44 @@ class alignas(16) CVector2f
         x = vec.vec[0], y = vec.vec[1], v[2] = 0.0f, v[3] = 0.0f;
     }
 #endif
+
+    operator atVec2f()
+    {
+        atVec2f ret;
+#if __SSE__
+        ret.mVec128 = mVec128;
+#else
+        ret.vec = v;
 #endif
-    CVector2f(float xy) {splat(xy);}
-    void assign(float x, float y) {v[0] = x; v[1] = y; v[2] = 0; v[3] = 0.0;}
-    CVector2f(float x, float y) {assign(x, y);}
-#if ZE_ATHENA_TYPES
-    CVector2f(Athena::io::IStreamReader& input)
+        return ret;
+    }
+    operator atVec2f() const
+    {
+        atVec2f ret;
+#if __SSE__
+        ret.mVec128 = mVec128;
+#else
+        ret.vec = v;
+#endif
+        return ret;
+    }
+
+    void read(Athena::io::IStreamReader& input)
     {
         x = input.readFloat();
         y = input.readFloat();
         v[2] = 0.0f;
         v[3] = 0.0f;
     }
+
+    CVector2f(Athena::io::IStreamReader& input)
+    { read(input); }
 #endif
 
+    CVector2f(float xy) {splat(xy);}
+    void assign(float x, float y) {v[0] = x; v[1] = y; v[2] = 0; v[3] = 0.0;}
+    CVector2f(float x, float y) {assign(x, y);}
+
     inline bool operator ==(const CVector2f& rhs) const
     {return (x == rhs.x && y == rhs.y);}
     inline bool operator !=(const CVector2f& rhs) const
@@ -307,18 +345,6 @@ class alignas(16) CVector2f
     inline const float& operator[](size_t idx) const {return (&x)[idx];}
 
 
-    union
-    {
-        struct
-        {
-            float x, y;
-        };
-        float v[4];
-#if __SSE__
-        __m128 mVec128;
-#endif
-    };
-
     static const CVector2f skOne;
     static const CVector2f skNegOne;
     static const CVector2f skZero;
diff --git a/include/CVector3f.hpp b/include/CVector3f.hpp
index 96cbe26..3be42cb 100644
--- a/include/CVector3f.hpp
+++ b/include/CVector3f.hpp
@@ -16,13 +16,28 @@ namespace Zeus
 {
 class alignas(16) CVector3f
 {
+#if __atdna__
+    float clangVec __attribute__((__vector_size__(12)));
+#endif
 public:
     ZE_DECLARE_ALIGNED_ALLOCATOR();
-    
+
+    union
+    {
+        struct { float x, y, z; };
+        float v[4];
+#if __SSE__
+        __m128 mVec128;
+#elif __GEKKO_PS__
+        ps128_t mVec128;
+#endif
+    };
+
     inline CVector3f() {zeroOut();}
 #if __SSE__ || __GEKKO_PS__
     CVector3f(const __m128& mVec128) : mVec128(mVec128) {v[3] = 0.0f;}
 #endif
+
 #if ZE_ATHENA_TYPES
     CVector3f(const atVec3f& vec)
 #if __SSE__ || __GEKKO_PS__
@@ -32,11 +47,28 @@ public:
         x = vec.vec[0], y = vec.vec[1], z = vec.vec[2], v[3] = 0.0f;
     }
 #endif
+
+    operator atVec3f()
+    {
+        atVec3f ret;
+#if __SSE__
+        ret.mVec128 = mVec128;
+#else
+        ret.vec = v;
 #endif
-    CVector3f(float xyz) {splat(xyz);}
-    void assign(float x, float y, float z) {v[0] = x; v[1] = y; v[2] = z; v[3] = 0.0;}
-    CVector3f(float x, float y, float z) {assign(x, y, z);}
-#if ZE_ATHENA_TYPES
+        return ret;
+    }
+    operator atVec3f() const
+    {
+        atVec3f ret;
+#if __SSE__
+        ret.mVec128 = mVec128;
+#else
+        ret.vec = v;
+#endif
+        return ret;
+    }
+
     void read(Athena::io::IStreamReader& input)
     {
         x = input.readFloat();
@@ -46,6 +78,11 @@ public:
     }
     CVector3f(Athena::io::IStreamReader& input) {read(input);}
 #endif
+
+    CVector3f(float xyz) {splat(xyz);}
+    void assign(float x, float y, float z) {v[0] = x; v[1] = y; v[2] = z; v[3] = 0.0;}
+    CVector3f(float x, float y, float z) {assign(x, y, z);}
+
     CVector3f(const CVector2f& other)
     {
         x = other.x;
@@ -313,18 +350,6 @@ public:
     inline float& operator[](size_t idx) {return (&x)[idx];}
     inline const float& operator[](size_t idx) const {return (&x)[idx];}
 
-
-    union
-    {
-        struct { float x, y, z; };
-        float v[4];
-#if __SSE__
-        __m128 mVec128;
-#elif __GEKKO_PS__
-        ps128_t mVec128;
-#endif
-    };
-
     static const CVector3f skOne;
     static const CVector3f skNegOne;
     static const CVector3f skZero;
diff --git a/include/CVector4f.hpp b/include/CVector4f.hpp
index 5dce4bc..08f4c50 100644
--- a/include/CVector4f.hpp
+++ b/include/CVector4f.hpp
@@ -16,8 +16,22 @@ namespace Zeus
 class CColor;
 class alignas(16) CVector4f
 {
-    public:
+#if __atdna__
+    float clangVec __attribute__((__vector_size__(16)));
+#endif
+public:
     ZE_DECLARE_ALIGNED_ALLOCATOR();
+    union
+    {
+        struct
+        {
+            float x, y, z, w;
+        };
+        float v[4];
+#if __SSE__
+        __m128 mVec128;
+#endif
+    };
 
     inline CVector4f() {zeroOut();}
 #if __SSE__
@@ -31,23 +45,47 @@ class alignas(16) CVector4f
     {
         x = vec.vec[0], y = vec.vec[1], z = vec.vec[2], w = vec.vec[3];
     }
-#endif
 #endif
 
-    CVector4f(float xyzw) {splat(xyzw);}
-    void assign(float x, float y, float z, float w) {v[0] = x; v[1] = y; v[2] = z; v[3] = w;}
-    CVector4f(float x, float y, float z, float w) {assign(x, y, z, w);}
-    CVector4f(const CColor& other);
-#if ZE_ATHENA_TYPES
-    CVector4f(Athena::io::IStreamReader& input)
+    operator atVec4f()
+    {
+        atVec4f ret;
+#if __SSE__
+        ret.mVec128 = mVec128;
+#else
+        ret.vec = v;
+#endif
+        return ret;
+    }
+    operator atVec4f() const
+    {
+        atVec4f ret;
+#if __SSE__
+        ret.mVec128 = mVec128;
+#else
+        ret.vec = v;
+#endif
+        return ret;
+    }
+
+    void read(Athena::io::IStreamReader& input)
     {
         x = input.readFloat();
         y = input.readFloat();
         z = input.readFloat();
         w = input.readFloat();
     }
+
+    CVector4f(Athena::io::IStreamReader& input)
+    { read(input); }
+
 #endif
 
+    CVector4f(float xyzw) {splat(xyzw);}
+    void assign(float x, float y, float z, float w) {v[0] = x; v[1] = y; v[2] = z; v[3] = w;}
+    CVector4f(float x, float y, float z, float w) {assign(x, y, z, w);}
+    CVector4f(const CColor& other);
+
     CVector4f(const CVector3f& other)
     {
         x = other.x;
@@ -325,18 +363,6 @@ class alignas(16) CVector4f
     inline const float& operator[](size_t idx) const {return (&x)[idx];}
 
 
-    union
-    {
-        struct
-        {
-            float x, y, z, w;
-        };
-        float v[4];
-#if __SSE__
-        __m128 mVec128;
-#endif
-    };
-
     static const CVector4f skOne;
     static const CVector4f skNegOne;
     static const CVector4f skZero;