*去掉文件前缀je_

1 files changed, 82 insertions, 0 deletions

diff --git a/src/libjin/math/vector2.hpp b/src/libjin/math/vector2.hpp
new file mode 100644
index 0000000..6115a63
--- /dev/null
+++ b/src/libjin/math/vector2.hpp
@@ -0,0 +1,82 @@
+#ifndef __JE_VECTOR_H__
+#define __JE_VECTOR_H__
+
+namespace JinEngine
+{
+    namespace Math
+    {
+
+        template<typename T>
+        class Vector2
+        {
+        public:
+            Vector2()
+            {
+                data[0] = data[1] = 0;
+            }
+            Vector2(T _x, T _y)
+            {
+                data[0] = _x;
+                data[1] = _y;
+            }
+            Vector2(const Vector2<T>& v)
+            {
+                data[0] = v.data[0];
+                data[1] = v.data[1];
+            }
+
+            void operator = (const Vector2<T>& v)
+            {
+                data[0] = v.data[0];
+                data[1] = v.data[1];
+            }
+
+            Vector2<T> operator * (float n)
+            {
+                return Vector2<T>(data[0]*n, data[1]*n);
+            }
+
+            void operator +=(const Vector2<T> v)
+            {
+                data[0] += v.data[0];
+                data[1] += v.data[1];
+            }
+
+            Vector2<T> operator +(const Vector2<T>& v)
+            {
+                return Vector2<T>(data[0] + v.data[0], data[1] + v.data[1]);
+            }
+
+            void set(T _x, T _y)
+            {
+                data[0] = _x;
+                data[1] = _y;
+            }
+
+            bool isZero()
+            {
+                return data[0] == 0 && data[1] == 0;
+            }
+
+        #define _aliases(A, B) \
+            inline T& A() { return data[0]; }\
+            inline T& B() { return data[1]; }\
+            inline T A() const { return data[0]; }\
+            inline T B() const { return data[1]; }
+
+            _aliases(x, y);
+            _aliases(w, h);
+            _aliases(u, v);
+            _aliases(colum, row);
+
+        #undef _aliases
+
+        private: 
+            T data[2];
+
+        };
+
+    } // namespace Math
+} // namespace JinEngine
+
+#endif
\ No newline at end of file