diff --git a/amsmathutil25_vec_conversions.cpp.tmp b/amsmathutil25_vec_conversions.cpp.tmp
new file mode 100644
index 0000000..3b538dd
--- /dev/null
+++ b/amsmathutil25_vec_conversions.cpp.tmp
@@ -0,0 +1,504 @@
+vec2::vec2(const vec3 rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec2::vec2(const vec4 rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec2::vec2(const vec2f rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec2::vec2(const vec3f rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec2::vec2(const vec4f rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec2::vec2(const vec2i rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec2::vec2(const vec3i rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec2::vec2(const vec4i rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec3::vec3(const vec2 rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec3::vec3(const vec4 rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec3::vec3(const vec2f rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec3::vec3(const vec3f rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec3::vec3(const vec4f rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec3::vec3(const vec2i rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec3::vec3(const vec3i rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec3::vec3(const vec4i rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec4::vec4(const vec2 rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec4::vec4(const vec3 rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec4::vec4(const vec2f rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec4::vec4(const vec3f rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec4::vec4(const vec4f rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec4::vec4(const vec2i rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec4::vec4(const vec3i rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec4::vec4(const vec4i rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec2f::vec2f(const vec2 rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec2f::vec2f(const vec3 rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec2f::vec2f(const vec4 rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec2f::vec2f(const vec3f rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec2f::vec2f(const vec4f rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec2f::vec2f(const vec2i rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec2f::vec2f(const vec3i rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec2f::vec2f(const vec4i rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec3f::vec3f(const vec2 rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec3f::vec3f(const vec3 rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec3f::vec3f(const vec4 rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec3f::vec3f(const vec2f rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec3f::vec3f(const vec4f rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec3f::vec3f(const vec2i rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec3f::vec3f(const vec3i rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec3f::vec3f(const vec4i rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec4f::vec4f(const vec2 rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec4f::vec4f(const vec3 rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec4f::vec4f(const vec4 rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec4f::vec4f(const vec2f rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec4f::vec4f(const vec3f rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec4f::vec4f(const vec2i rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec4f::vec4f(const vec3i rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec4f::vec4f(const vec4i rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec2i::vec2i(const vec2 rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec2i::vec2i(const vec3 rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec2i::vec2i(const vec4 rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec2i::vec2i(const vec2f rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec2i::vec2i(const vec3f rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec2i::vec2i(const vec4f rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec2i::vec2i(const vec3i rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec2i::vec2i(const vec4i rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec3i::vec3i(const vec2 rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec3i::vec3i(const vec3 rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec3i::vec3i(const vec4 rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec3i::vec3i(const vec2f rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec3i::vec3i(const vec3f rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec3i::vec3i(const vec4f rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec3i::vec3i(const vec2i rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec3i::vec3i(const vec4i rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec4i::vec4i(const vec2 rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec4i::vec4i(const vec3 rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec4i::vec4i(const vec4 rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec4i::vec4i(const vec2f rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec4i::vec4i(const vec3f rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec4i::vec4i(const vec4f rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec4i::vec4i(const vec2i rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec4i::vec4i(const vec3i rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
diff --git a/amsmathutil25_vec_conversions.hpp.tmp b/amsmathutil25_vec_conversions.hpp.tmp
new file mode 100644
index 0000000..6d3597a
--- /dev/null
+++ b/amsmathutil25_vec_conversions.hpp.tmp
@@ -0,0 +1,81 @@
+explicit vec2::vec2(const vec3 rhs);
+explicit vec2::vec2(const vec4 rhs);
+explicit vec2::vec2(const vec2f rhs);
+explicit vec2::vec2(const vec3f rhs);
+explicit vec2::vec2(const vec4f rhs);
+explicit vec2::vec2(const vec2i rhs);
+explicit vec2::vec2(const vec3i rhs);
+explicit vec2::vec2(const vec4i rhs);
+
+explicit vec3::vec3(const vec2 rhs);
+explicit vec3::vec3(const vec4 rhs);
+explicit vec3::vec3(const vec2f rhs);
+explicit vec3::vec3(const vec3f rhs);
+explicit vec3::vec3(const vec4f rhs);
+explicit vec3::vec3(const vec2i rhs);
+explicit vec3::vec3(const vec3i rhs);
+explicit vec3::vec3(const vec4i rhs);
+
+explicit vec4::vec4(const vec2 rhs);
+explicit vec4::vec4(const vec3 rhs);
+explicit vec4::vec4(const vec2f rhs);
+explicit vec4::vec4(const vec3f rhs);
+explicit vec4::vec4(const vec4f rhs);
+explicit vec4::vec4(const vec2i rhs);
+explicit vec4::vec4(const vec3i rhs);
+explicit vec4::vec4(const vec4i rhs);
+
+explicit vec2f::vec2f(const vec2 rhs);
+explicit vec2f::vec2f(const vec3 rhs);
+explicit vec2f::vec2f(const vec4 rhs);
+explicit vec2f::vec2f(const vec3f rhs);
+explicit vec2f::vec2f(const vec4f rhs);
+explicit vec2f::vec2f(const vec2i rhs);
+explicit vec2f::vec2f(const vec3i rhs);
+explicit vec2f::vec2f(const vec4i rhs);
+
+explicit vec3f::vec3f(const vec2 rhs);
+explicit vec3f::vec3f(const vec3 rhs);
+explicit vec3f::vec3f(const vec4 rhs);
+explicit vec3f::vec3f(const vec2f rhs);
+explicit vec3f::vec3f(const vec4f rhs);
+explicit vec3f::vec3f(const vec2i rhs);
+explicit vec3f::vec3f(const vec3i rhs);
+explicit vec3f::vec3f(const vec4i rhs);
+
+explicit vec4f::vec4f(const vec2 rhs);
+explicit vec4f::vec4f(const vec3 rhs);
+explicit vec4f::vec4f(const vec4 rhs);
+explicit vec4f::vec4f(const vec2f rhs);
+explicit vec4f::vec4f(const vec3f rhs);
+explicit vec4f::vec4f(const vec2i rhs);
+explicit vec4f::vec4f(const vec3i rhs);
+explicit vec4f::vec4f(const vec4i rhs);
+
+explicit vec2i::vec2i(const vec2 rhs);
+explicit vec2i::vec2i(const vec3 rhs);
+explicit vec2i::vec2i(const vec4 rhs);
+explicit vec2i::vec2i(const vec2f rhs);
+explicit vec2i::vec2i(const vec3f rhs);
+explicit vec2i::vec2i(const vec4f rhs);
+explicit vec2i::vec2i(const vec3i rhs);
+explicit vec2i::vec2i(const vec4i rhs);
+
+explicit vec3i::vec3i(const vec2 rhs);
+explicit vec3i::vec3i(const vec3 rhs);
+explicit vec3i::vec3i(const vec4 rhs);
+explicit vec3i::vec3i(const vec2f rhs);
+explicit vec3i::vec3i(const vec3f rhs);
+explicit vec3i::vec3i(const vec4f rhs);
+explicit vec3i::vec3i(const vec2i rhs);
+explicit vec3i::vec3i(const vec4i rhs);
+
+explicit vec4i::vec4i(const vec2 rhs);
+explicit vec4i::vec4i(const vec3 rhs);
+explicit vec4i::vec4i(const vec4 rhs);
+explicit vec4i::vec4i(const vec2f rhs);
+explicit vec4i::vec4i(const vec3f rhs);
+explicit vec4i::vec4i(const vec4f rhs);
+explicit vec4i::vec4i(const vec2i rhs);
+explicit vec4i::vec4i(const vec3i rhs);
+
diff --git a/build_linux64/libamsmathutil25.linux64.a b/build_linux64/libamsmathutil25.linux64.a
index b4b1f64..6996fbd 100644
Binary files a/build_linux64/libamsmathutil25.linux64.a and b/build_linux64/libamsmathutil25.linux64.a differ
diff --git a/build_linux64/objstore/amsmathutil25_vec2i.o b/build_linux64/objstore/amsmathutil25_vec2i.o
new file mode 100644
index 0000000..8cef38f
Binary files /dev/null and b/build_linux64/objstore/amsmathutil25_vec2i.o differ
diff --git a/build_linux64/objstore/amsmathutil25_vec3i.o b/build_linux64/objstore/amsmathutil25_vec3i.o
new file mode 100644
index 0000000..de0ddec
Binary files /dev/null and b/build_linux64/objstore/amsmathutil25_vec3i.o differ
diff --git a/build_linux64/objstore/amsmathutil25_vec4i.o b/build_linux64/objstore/amsmathutil25_vec4i.o
new file mode 100644
index 0000000..de440a4
Binary files /dev/null and b/build_linux64/objstore/amsmathutil25_vec4i.o differ
diff --git a/build_linux64/objstore/amsmathutil25_vecconversions.o b/build_linux64/objstore/amsmathutil25_vecconversions.o
new file mode 100644
index 0000000..93bba8f
Binary files /dev/null and b/build_linux64/objstore/amsmathutil25_vecconversions.o differ
diff --git a/include/amsmathutil25/math/amsmathutil25_math.hpp b/include/amsmathutil25/math/amsmathutil25_math.hpp
index bb20a19..b10d7db 100644
--- a/include/amsmathutil25/math/amsmathutil25_math.hpp
+++ b/include/amsmathutil25/math/amsmathutil25_math.hpp
@@ -23,6 +23,7 @@ static const double vecmat_det_small = 1.0E-15;
 
 }; //end namespace ams
 
+#include <amsmathutil25/math/amsmathutil25_mathpredeclare.hpp>
 #include <amsmathutil25/math/amsmathutil25_mathfns1.hpp>
 #include <amsmathutil25/math/amsmathutil25_complex64.hpp>
 #include <amsmathutil25/math/amsmathutil25_complex128.hpp>
@@ -32,6 +33,9 @@ static const double vecmat_det_small = 1.0E-15;
 #include <amsmathutil25/math/amsmathutil25_vec2f.hpp>
 #include <amsmathutil25/math/amsmathutil25_vec3f.hpp>
 #include <amsmathutil25/math/amsmathutil25_vec4f.hpp>
+#include <amsmathutil25/math/amsmathutil25_vec2i.hpp>
+#include <amsmathutil25/math/amsmathutil25_vec3i.hpp>
+#include <amsmathutil25/math/amsmathutil25_vec4i.hpp>
 
 
 #endif
diff --git a/include/amsmathutil25/math/amsmathutil25_mathpredeclare.hpp b/include/amsmathutil25/math/amsmathutil25_mathpredeclare.hpp
new file mode 100644
index 0000000..7766e59
--- /dev/null
+++ b/include/amsmathutil25/math/amsmathutil25_mathpredeclare.hpp
@@ -0,0 +1,33 @@
+#ifndef __AMSMATHUTIL25_MATHPREDECLARE_HPP__
+#define __AMSMATHUTIL25_MATHPREDECLARE_HPP__
+
+namespace ams
+{
+
+    //Pre-declarations for interconversion
+    
+    class vec2;
+    class vec2f;
+    class mat2;
+    class mat2f;
+
+    class vec2i;
+
+    class vec3;
+    class vec3f;
+    class mat3;
+    class mat3f;
+
+    class vec3i;
+    
+    class vec4;
+    class vec4f;
+    class mat4;
+    class mat4f;
+
+    class vec4i;
+
+
+};
+
+#endif
\ No newline at end of file
diff --git a/include/amsmathutil25/math/amsmathutil25_vec2.hpp b/include/amsmathutil25/math/amsmathutil25_vec2.hpp
index c132286..ebc20fc 100644
--- a/include/amsmathutil25/math/amsmathutil25_vec2.hpp
+++ b/include/amsmathutil25/math/amsmathutil25_vec2.hpp
@@ -24,6 +24,16 @@ public:
 
     double& operator[](int ind);
     const double& operator[](int ind) const;
+
+    //explicit conversions for casting
+    explicit vec2(const vec3 rhs);
+    explicit vec2(const vec4 rhs);
+    explicit vec2(const vec2f rhs);
+    explicit vec2(const vec3f rhs);
+    explicit vec2(const vec4f rhs);
+    explicit vec2(const vec2i rhs);
+    explicit vec2(const vec3i rhs);
+    explicit vec2(const vec4i rhs);
 };
 
 //vector operations
diff --git a/include/amsmathutil25/math/amsmathutil25_vec2f.hpp b/include/amsmathutil25/math/amsmathutil25_vec2f.hpp
index 883552d..bb6631f 100644
--- a/include/amsmathutil25/math/amsmathutil25_vec2f.hpp
+++ b/include/amsmathutil25/math/amsmathutil25_vec2f.hpp
@@ -24,6 +24,16 @@ public:
 
     float& operator[](int ind);
     const float& operator[](int ind) const;
+
+    //explicit conversions for casting
+    explicit vec2f(const vec2 rhs);
+    explicit vec2f(const vec3 rhs);
+    explicit vec2f(const vec4 rhs);
+    explicit vec2f(const vec3f rhs);
+    explicit vec2f(const vec4f rhs);
+    explicit vec2f(const vec2i rhs);
+    explicit vec2f(const vec3i rhs);
+    explicit vec2f(const vec4i rhs);
 };
 
 //vector operations
diff --git a/include/amsmathutil25/math/amsmathutil25_vec2i.hpp b/include/amsmathutil25/math/amsmathutil25_vec2i.hpp
index 205cbe0..88bad83 100644
--- a/include/amsmathutil25/math/amsmathutil25_vec2i.hpp
+++ b/include/amsmathutil25/math/amsmathutil25_vec2i.hpp
@@ -11,21 +11,33 @@ public:
     int y;
 
     vec2i();
-    vec2i(float _x, float _y);
+    vec2i(int _x, int _y);
     vec2i(const vec2i &rhs);
     vec2i& operator=(const vec2i &rhs);
     bool operator==(const vec2i rhs) const;
     
     vec2i operator+(vec2i rhs) const;
     vec2i operator-(vec2i rhs) const;
-    vec2i operator*(float rhs) const;
-    vec2i operator/(float rhs) const;
+    vec2i operator*(int rhs) const;
+    vec2i operator/(int rhs) const;
     friend vec2i operator-(vec2i rhs);
 
-    float& operator[](int ind);
-    const float& operator[](int ind) const;
+    int& operator[](int ind);
+    const int& operator[](int ind) const;
+
+    //explicit conversion constructors for casting
+    explicit vec2i(const vec2 rhs);
+    explicit vec2i(const vec3 rhs);
+    explicit vec2i(const vec4 rhs);
+    explicit vec2i(const vec2f rhs);
+    explicit vec2i(const vec3f rhs);
+    explicit vec2i(const vec4f rhs);
+    explicit vec2i(const vec3i rhs);
+    explicit vec2i(const vec4i rhs);
 };
 
 
 
 };
+
+#endif
\ No newline at end of file
diff --git a/include/amsmathutil25/math/amsmathutil25_vec3.hpp b/include/amsmathutil25/math/amsmathutil25_vec3.hpp
index 9d20220..58d0766 100644
--- a/include/amsmathutil25/math/amsmathutil25_vec3.hpp
+++ b/include/amsmathutil25/math/amsmathutil25_vec3.hpp
@@ -29,6 +29,16 @@ public:
 
     double& operator[](int ind);
     const double& operator[](int ind) const;
+
+    //explicit conversion constructors for casting
+    explicit vec3(const vec2 rhs);
+    explicit vec3(const vec4 rhs);
+    explicit vec3(const vec2f rhs);
+    explicit vec3(const vec3f rhs);
+    explicit vec3(const vec4f rhs);
+    explicit vec3(const vec2i rhs);
+    explicit vec3(const vec3i rhs);
+    explicit vec3(const vec4i rhs);
 };
 
 //vector operations
diff --git a/include/amsmathutil25/math/amsmathutil25_vec3f.hpp b/include/amsmathutil25/math/amsmathutil25_vec3f.hpp
index 85a4e25..e9d3c2c 100644
--- a/include/amsmathutil25/math/amsmathutil25_vec3f.hpp
+++ b/include/amsmathutil25/math/amsmathutil25_vec3f.hpp
@@ -29,6 +29,16 @@ public:
 
     float& operator[](int ind);
     const float& operator[](int ind) const;
+
+    //explicit conversion constructors for casting
+    explicit vec3f(const vec2 rhs);
+    explicit vec3f(const vec3 rhs);
+    explicit vec3f(const vec4 rhs);
+    explicit vec3f(const vec2f rhs);
+    explicit vec3f(const vec4f rhs);
+    explicit vec3f(const vec2i rhs);
+    explicit vec3f(const vec3i rhs);
+    explicit vec3f(const vec4i rhs);
 };
 
 //vector operations
diff --git a/include/amsmathutil25/math/amsmathutil25_vec3i.hpp b/include/amsmathutil25/math/amsmathutil25_vec3i.hpp
new file mode 100644
index 0000000..43e1ea8
--- /dev/null
+++ b/include/amsmathutil25/math/amsmathutil25_vec3i.hpp
@@ -0,0 +1,45 @@
+#ifndef __AMSMATHUTIL25_VEC3I_HPP__
+#define __AMSMATHUTIL25_VEC3I_HPP__
+
+namespace ams
+{
+
+class vec3i
+{
+public:
+    int x;
+    int y;
+    int z;
+
+    vec3i();
+    vec3i(int _x, int _y, int z);
+    vec3i(const vec3i &rhs);
+    vec3i& operator=(const vec3i &rhs);
+    bool operator==(const vec3i rhs) const;
+    
+    vec3i operator+(vec3i rhs) const;
+    vec3i operator-(vec3i rhs) const;
+    vec3i operator*(int rhs) const;
+    vec3i operator/(int rhs) const;
+    friend vec3i operator-(vec3i rhs);
+
+    int& operator[](int ind);
+    const int& operator[](int ind) const;
+
+    //explicit conversion constructors for casting
+    explicit vec3i(const vec2 rhs);
+    explicit vec3i(const vec3 rhs);
+    explicit vec3i(const vec4 rhs);
+    explicit vec3i(const vec2f rhs);
+    explicit vec3i(const vec3f rhs);
+    explicit vec3i(const vec4f rhs);
+    explicit vec3i(const vec2i rhs);
+    explicit vec3i(const vec4i rhs);
+
+};
+
+
+
+};
+
+#endif
\ No newline at end of file
diff --git a/include/amsmathutil25/math/amsmathutil25_vec4.hpp b/include/amsmathutil25/math/amsmathutil25_vec4.hpp
index 022b76a..9676bd2 100644
--- a/include/amsmathutil25/math/amsmathutil25_vec4.hpp
+++ b/include/amsmathutil25/math/amsmathutil25_vec4.hpp
@@ -29,6 +29,17 @@ public:
 
     double& operator[](int ind);
     const double& operator[](int ind) const;
+
+    //explicit conversion constructors for casting
+    explicit vec4(const vec2 rhs);
+    explicit vec4(const vec3 rhs);
+    explicit vec4(const vec2f rhs);
+    explicit vec4(const vec3f rhs);
+    explicit vec4(const vec4f rhs);
+    explicit vec4(const vec2i rhs);
+    explicit vec4(const vec3i rhs);
+    explicit vec4(const vec4i rhs);
+
 };
 
 //vector operations
diff --git a/include/amsmathutil25/math/amsmathutil25_vec4f.hpp b/include/amsmathutil25/math/amsmathutil25_vec4f.hpp
index 070b62d..ecc57eb 100644
--- a/include/amsmathutil25/math/amsmathutil25_vec4f.hpp
+++ b/include/amsmathutil25/math/amsmathutil25_vec4f.hpp
@@ -29,6 +29,17 @@ public:
 
     float& operator[](int ind);
     const float& operator[](int ind) const;
+
+    //explicit conversion constructors for casting
+    explicit vec4f(const vec2 rhs);
+    explicit vec4f(const vec3 rhs);
+    explicit vec4f(const vec4 rhs);
+    explicit vec4f(const vec2f rhs);
+    explicit vec4f(const vec3f rhs);
+    explicit vec4f(const vec2i rhs);
+    explicit vec4f(const vec3i rhs);
+    explicit vec4f(const vec4i rhs);
+
 };
 
 //vector operations
diff --git a/include/amsmathutil25/math/amsmathutil25_vec4i.hpp b/include/amsmathutil25/math/amsmathutil25_vec4i.hpp
new file mode 100644
index 0000000..6cc4643
--- /dev/null
+++ b/include/amsmathutil25/math/amsmathutil25_vec4i.hpp
@@ -0,0 +1,47 @@
+#ifndef __AMSMATHUTIL25_VEC4I_HPP__
+#define __AMSMATHUTIL25_VEC4I_HPP__
+
+namespace ams
+{
+
+class vec4i
+{
+public:
+    int x;
+    int y;
+    int z;
+    int w;
+
+    vec4i();
+    vec4i(int _x, int _y, int _z, int _w);
+    vec4i(const vec4i &rhs);
+    vec4i& operator=(const vec4i &rhs);
+    bool operator==(const vec4i rhs) const;
+    
+    vec4i operator+(vec4i rhs) const;
+    vec4i operator-(vec4i rhs) const;
+    vec4i operator*(int rhs) const;
+    vec4i operator/(int rhs) const;
+    friend vec4i operator-(vec4i rhs);
+
+    int& operator[](int ind);
+    const int& operator[](int ind) const;
+
+    //explicit conversion constructors for casting
+    explicit vec4i(const vec2 rhs);
+    explicit vec4i(const vec3 rhs);
+    explicit vec4i(const vec4 rhs);
+    explicit vec4i(const vec2f rhs);
+    explicit vec4i(const vec3f rhs);
+    explicit vec4i(const vec4f rhs);
+    explicit vec4i(const vec2i rhs);
+    explicit vec4i(const vec3i rhs);
+
+    
+};
+
+
+
+};
+
+#endif
\ No newline at end of file
diff --git a/include/amsmathutil25/math/genconversions.py b/include/amsmathutil25/math/genconversions.py
new file mode 100644
index 0000000..7abc843
--- /dev/null
+++ b/include/amsmathutil25/math/genconversions.py
@@ -0,0 +1,63 @@
+#!/usr/bin/env python3
+
+import os,sys,math
+import numpy as np
+
+
+
+dtype = ['d','f','i']
+dtxt = ['','f','i']
+convtxt = ['double','float','int']
+dim = [2,3,4]
+
+headertxt = ""
+bodytxt = ""
+
+for I in range(0,len(dtype)):
+    for J in range(0,len(dim)):
+        for K in range(0,len(dtype)):
+            for L in range(0,len(dim)):
+                if(I==K and J==L):
+                    continue
+                else:
+                    #generate a converter
+                    ttxt = "vec{:d}{:s}".format(dim[J],dtxt[I])
+                    ftxt = "vec{:d}{:s}".format(dim[L],dtxt[K])
+
+
+
+                    body = ""
+                    body += "{}::{}(const {} rhs)\n".format(ttxt,ttxt,ftxt)
+                    body += "{\n"
+                    body += "   x = ({})rhs.x;\n".format(convtxt[I])
+                    body += "   y = ({})rhs.y;\n".format(convtxt[I])
+                    if(J>=3):
+                        if(L>=3):
+                            body += "   z = ({})rhs.z;\n".format(convtxt[I])
+                        else:
+                            body += "   z = 0;\n".format(convtxt[I])
+                    if(J>=4):
+                        if(L>=4):
+                            body += "   w = ({})rhs.w;\n".format(convtxt[I])
+                        else:
+                            body += "   w = 0;\n".format(convtxt[I])
+                    body += "   return;\n"
+                    body += "}\n\n"
+
+
+                    head = "explicit {}::{}(const {} rhs);\n".format(ttxt,ttxt,ftxt)
+
+                    headertxt+=head
+                    bodytxt+=body
+
+        headertxt+="\n"
+
+
+fp = open("./amsmathutil25_vec_conversions.hpp.tmp","w+")
+fp.write(headertxt)
+fp.close()
+fp = open("./amsmathutil25_vec_conversions.cpp.tmp","w+")
+fp.write(bodytxt)
+fp.close()
+                    
+                    
diff --git a/src/amsmathutil25/math/amsmathutil25_vec2i.cpp b/src/amsmathutil25/math/amsmathutil25_vec2i.cpp
new file mode 100644
index 0000000..1039f3d
--- /dev/null
+++ b/src/amsmathutil25/math/amsmathutil25_vec2i.cpp
@@ -0,0 +1,108 @@
+#include <amsmathutil25/amsmathutil25.hpp>
+
+namespace ams
+{
+
+    vec2i::vec2i()
+    {
+        x = 0;
+        y = 0;
+        return;
+    }
+
+    vec2i::vec2i(int _x, int _y)
+    {
+        x = _x; y = _y; return;
+    }
+
+    vec2i::vec2i(const vec2i &rhs)
+    {
+        x = rhs.x;
+        y = rhs.y;
+        return;
+    }
+
+    vec2i& vec2i::operator=(const vec2i &rhs)
+    {
+        x = rhs.x;
+        y = rhs.y;
+        return *this;
+    }
+
+    bool vec2i::operator==(const vec2i rhs) const
+    {
+        return ((this->x == rhs.x) && (this->y == rhs.y));
+    }
+
+    // vec2i arithmetic operators
+    vec2i vec2i::operator+(vec2i rhs) const
+    {
+        vec2i ret;
+        ret.x = this->x + rhs.x;
+        ret.y = this->y + rhs.y;
+        return ret;
+    }
+
+    vec2i vec2i::operator-(vec2i rhs) const
+    {
+        vec2i ret;
+        ret.x = this->x - rhs.x;
+        ret.y = this->y - rhs.y;
+        return ret;
+    }
+
+    vec2i vec2i::operator*(int rhs) const
+    {
+        vec2i ret;
+        ret.x = this->x*rhs;
+        ret.y = this->y*rhs;
+        return ret;
+    }
+
+    vec2i vec2i::operator/(int rhs) const
+    {
+        vec2i ret;
+        ret.x = this->x/rhs;
+        ret.y = this->y/rhs;
+        return ret;
+    }
+
+    vec2i operator-(vec2i rhs)
+    {
+        vec2i ret;
+        ret.x = -rhs.x;
+        ret.y = -rhs.y;
+        return ret;
+    }
+
+    // vec2i subscript operators
+    int& vec2i::operator[](int ind)
+    {
+        if(ind==0) return x;
+        else if(ind==1) return y;
+        return x;
+    }
+
+    const int& vec2i::operator[](int ind) const
+    {
+        if(ind==0) return x;
+        else if(ind==1) return y;
+        return x;
+    }
+
+    // vec2i::vec2i(const vec2f &rhs)
+    // {
+    //     x = (int)rhs.x;
+    //     y = (int)rhs.y;
+    //     return;   
+    // }
+
+    // vec2i::vec2i(const vec2 &rhs)
+    // {
+    //     x = (int)rhs.x;
+    //     y = (int)rhs.y;
+    //     return;   
+    // }
+
+
+};
diff --git a/src/amsmathutil25/math/amsmathutil25_vec3i.cpp b/src/amsmathutil25/math/amsmathutil25_vec3i.cpp
new file mode 100644
index 0000000..8d1dc34
--- /dev/null
+++ b/src/amsmathutil25/math/amsmathutil25_vec3i.cpp
@@ -0,0 +1,122 @@
+#include <amsmathutil25/amsmathutil25.hpp>
+
+namespace ams
+{
+
+    vec3i::vec3i()
+    {
+        x = 0;
+        y = 0;
+        return;
+    }
+
+    vec3i::vec3i(int _x, int _y, int _z)
+    {
+        x = _x; y = _y; z = _z; return;
+    }
+
+    vec3i::vec3i(const vec3i &rhs)
+    {
+        x = rhs.x;
+        y = rhs.y;
+        z = rhs.z;
+
+        return;
+    }
+
+    vec3i& vec3i::operator=(const vec3i &rhs)
+    {
+        x = rhs.x;
+        y = rhs.y;
+        z = rhs.z;
+
+        return *this;
+    }
+
+    bool vec3i::operator==(const vec3i rhs) const
+    {
+        return ((this->x == rhs.x) && (this->y == rhs.y) && (this->z == rhs.z));
+    }
+
+    // vec3i arithmetic operators
+    vec3i vec3i::operator+(vec3i rhs) const
+    {
+        vec3i ret;
+        ret.x = this->x + rhs.x;
+        ret.y = this->y + rhs.y;
+        ret.z = this->z + rhs.z;
+        return ret;
+    }
+
+    vec3i vec3i::operator-(vec3i rhs) const
+    {
+        vec3i ret;
+        ret.x = this->x - rhs.x;
+        ret.y = this->y - rhs.y;
+        ret.z = this->z - rhs.z;
+        return ret;
+    }
+
+    vec3i vec3i::operator*(int rhs) const
+    {
+        vec3i ret;
+        ret.x = this->x*rhs;
+        ret.y = this->y*rhs;
+        ret.z = this->z*rhs;
+        return ret;
+    }
+
+    vec3i vec3i::operator/(int rhs) const
+    {
+        vec3i ret;
+        ret.x = this->x/rhs;
+        ret.y = this->y/rhs;
+        ret.z = this->z/rhs;
+        return ret;
+    }
+
+    vec3i operator-(vec3i rhs)
+    {
+        vec3i ret;
+        ret.x = -rhs.x;
+        ret.y = -rhs.y;
+        ret.z = -rhs.z;
+        return ret;
+    }
+
+    // vec3i subscript operators
+    int& vec3i::operator[](int ind)
+    {
+        if(ind==0) return x;
+        else if(ind==1) return y;
+        else if(ind==2) return z;
+        return x;
+    }
+
+    const int& vec3i::operator[](int ind) const
+    {
+        if(ind==0) return x;
+        else if(ind==1) return y;
+        else if(ind==2) return z;
+        return x;
+    }
+
+
+    // vec3i::vec3i(const vec3f &rhs)
+    // {
+    //     x = (int)rhs.x;
+    //     y = (int)rhs.y;
+    //     z = (int)rhs.z;
+    //     return;   
+    // }
+
+    // vec3i::vec3i(const vec3 &rhs)
+    // {
+    //     x = (int)rhs.x;
+    //     y = (int)rhs.y;
+    //     z = (int)rhs.z;
+    //     return;   
+    // }
+
+
+};
diff --git a/src/amsmathutil25/math/amsmathutil25_vec4f.cpp b/src/amsmathutil25/math/amsmathutil25_vec4f.cpp
index e0a21d5..30d72fa 100644
--- a/src/amsmathutil25/math/amsmathutil25_vec4f.cpp
+++ b/src/amsmathutil25/math/amsmathutil25_vec4f.cpp
@@ -612,4 +612,7 @@ mat4f mat4f_transpose(mat4f a)
     return a.transpose();
 }
 
+
+
+
 };
\ No newline at end of file
diff --git a/src/amsmathutil25/math/amsmathutil25_vec4i.cpp b/src/amsmathutil25/math/amsmathutil25_vec4i.cpp
new file mode 100644
index 0000000..f5ac2a4
--- /dev/null
+++ b/src/amsmathutil25/math/amsmathutil25_vec4i.cpp
@@ -0,0 +1,131 @@
+#include <amsmathutil25/amsmathutil25.hpp>
+
+namespace ams
+{
+
+    vec4i::vec4i()
+    {
+        x = 0;
+        y = 0;
+        return;
+    }
+
+    vec4i::vec4i(int _x, int _y, int _z, int _w)
+    {
+        x = _x; y = _y; z = _z; w = _w; return;
+    }
+
+    vec4i::vec4i(const vec4i &rhs)
+    {
+        x = rhs.x;
+        y = rhs.y;
+        z = rhs.z;
+        w = rhs.w;
+
+        return;
+    }
+
+    vec4i& vec4i::operator=(const vec4i &rhs)
+    {
+        x = rhs.x;
+        y = rhs.y;
+        z = rhs.z;
+        w = rhs.w;
+
+        return *this;
+    }
+
+    bool vec4i::operator==(const vec4i rhs) const
+    {
+        return ((this->x == rhs.x) && (this->y == rhs.y) && (this->z == rhs.z) && (this->w == rhs.w));
+    }
+
+    // vec4i arithmetic operators
+    vec4i vec4i::operator+(vec4i rhs) const
+    {
+        vec4i ret;
+        ret.x = this->x + rhs.x;
+        ret.y = this->y + rhs.y;
+        ret.z = this->z + rhs.z;
+        ret.w = this->w + rhs.w;
+        return ret;
+    }
+
+    vec4i vec4i::operator-(vec4i rhs) const
+    {
+        vec4i ret;
+        ret.x = this->x - rhs.x;
+        ret.y = this->y - rhs.y;
+        ret.z = this->z - rhs.z;
+        ret.w = this->w - rhs.w;
+        return ret;
+    }
+
+    vec4i vec4i::operator*(int rhs) const
+    {
+        vec4i ret;
+        ret.x = this->x*rhs;
+        ret.y = this->y*rhs;
+        ret.z = this->z*rhs;
+        ret.w = this->w*rhs;
+        return ret;
+    }
+
+    vec4i vec4i::operator/(int rhs) const
+    {
+        vec4i ret;
+        ret.x = this->x/rhs;
+        ret.y = this->y/rhs;
+        ret.z = this->z/rhs;
+        ret.w = this->w/rhs;
+        return ret;
+    }
+
+    vec4i operator-(vec4i rhs)
+    {
+        vec4i ret;
+        ret.x = -rhs.x;
+        ret.y = -rhs.y;
+        ret.z = -rhs.z;
+        ret.w = -rhs.w;
+        return ret;
+    }
+
+    // vec4i subscript operators
+    int& vec4i::operator[](int ind)
+    {
+        if(ind==0) return x;
+        else if(ind==1) return y;
+        else if(ind==2) return z;
+        else if(ind==3) return w;
+        return x;
+    }
+
+    const int& vec4i::operator[](int ind) const
+    {
+        if(ind==0) return x;
+        else if(ind==1) return y;
+        else if(ind==2) return z;
+        else if(ind==3) return w;
+        return x;
+    }
+
+    // vec4i::vec4i(const vec4f &rhs)
+    // {
+    //     x = (int)rhs.x;
+    //     y = (int)rhs.y;
+    //     z = (int)rhs.z;
+    //     w = (int)rhs.w;
+    //     return;   
+    // }
+
+    // vec4i::vec4i(const vec4 &rhs)
+    // {
+    //     x = (int)rhs.x;
+    //     y = (int)rhs.y;
+    //     z = (int)rhs.z;
+    //     w = (int)rhs.w;
+    //     return;   
+    // }
+
+};
diff --git a/src/amsmathutil25/math/amsmathutil25_vecconversions.cpp b/src/amsmathutil25/math/amsmathutil25_vecconversions.cpp
new file mode 100644
index 0000000..2614dd8
--- /dev/null
+++ b/src/amsmathutil25/math/amsmathutil25_vecconversions.cpp
@@ -0,0 +1,512 @@
+#include <amsmathutil25/amsmathutil25.hpp>
+
+namespace ams
+{
+
+    vec2::vec2(const vec3 rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec2::vec2(const vec4 rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec2::vec2(const vec2f rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec2::vec2(const vec3f rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec2::vec2(const vec4f rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec2::vec2(const vec2i rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec2::vec2(const vec3i rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec2::vec2(const vec4i rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec3::vec3(const vec2 rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec3::vec3(const vec4 rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec3::vec3(const vec2f rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec3::vec3(const vec3f rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec3::vec3(const vec4f rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec3::vec3(const vec2i rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec3::vec3(const vec3i rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec3::vec3(const vec4i rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec4::vec4(const vec2 rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec4::vec4(const vec3 rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec4::vec4(const vec2f rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec4::vec4(const vec3f rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec4::vec4(const vec4f rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec4::vec4(const vec2i rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec4::vec4(const vec3i rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec4::vec4(const vec4i rhs)
+{
+   x = (double)rhs.x;
+   y = (double)rhs.y;
+   return;
+}
+
+vec2f::vec2f(const vec2 rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec2f::vec2f(const vec3 rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec2f::vec2f(const vec4 rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec2f::vec2f(const vec3f rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec2f::vec2f(const vec4f rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec2f::vec2f(const vec2i rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec2f::vec2f(const vec3i rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec2f::vec2f(const vec4i rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec3f::vec3f(const vec2 rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec3f::vec3f(const vec3 rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec3f::vec3f(const vec4 rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec3f::vec3f(const vec2f rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec3f::vec3f(const vec4f rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec3f::vec3f(const vec2i rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec3f::vec3f(const vec3i rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec3f::vec3f(const vec4i rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec4f::vec4f(const vec2 rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec4f::vec4f(const vec3 rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec4f::vec4f(const vec4 rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec4f::vec4f(const vec2f rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec4f::vec4f(const vec3f rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec4f::vec4f(const vec2i rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec4f::vec4f(const vec3i rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec4f::vec4f(const vec4i rhs)
+{
+   x = (float)rhs.x;
+   y = (float)rhs.y;
+   return;
+}
+
+vec2i::vec2i(const vec2 rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec2i::vec2i(const vec3 rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec2i::vec2i(const vec4 rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec2i::vec2i(const vec2f rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec2i::vec2i(const vec3f rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec2i::vec2i(const vec4f rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec2i::vec2i(const vec3i rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec2i::vec2i(const vec4i rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec3i::vec3i(const vec2 rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec3i::vec3i(const vec3 rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec3i::vec3i(const vec4 rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec3i::vec3i(const vec2f rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec3i::vec3i(const vec3f rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec3i::vec3i(const vec4f rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec3i::vec3i(const vec2i rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec3i::vec3i(const vec4i rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec4i::vec4i(const vec2 rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec4i::vec4i(const vec3 rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec4i::vec4i(const vec4 rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec4i::vec4i(const vec2f rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec4i::vec4i(const vec3f rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec4i::vec4i(const vec4f rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec4i::vec4i(const vec2i rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+vec4i::vec4i(const vec3i rhs)
+{
+   x = (int)rhs.x;
+   y = (int)rhs.y;
+   return;
+}
+
+
+
+};
\ No newline at end of file