xvectorfunc.inl

XMathLib是一个通用的3D图形数学库。 其中包含两个部分： XMathLib和XGeomLib。分别处理数学和几何运算。 数学部分包含向量、矩阵、四元数的运算。以及其它的运算。 几何部分

#ifndef __XVECTOR_FUNC_INLINE_INCLUDE__ 
#define __XVECTOR_FUNC_INLINE_INCLUDE__ 


#ifndef IN_MATHLIB_NAMESPACE
#error   You cann't include this file out the XMathLib  namespace
#endif


    __FORCE_INLINE__ void   _MATH_LIB_EXPORT_  XM_Add(XVector2D& v1,XVector2D& v2,XVector2D& vOut)
    {
        vOut.x = v1.x + v2.x;
        vOut.y = v1.y + v2.y;
    }

    __FORCE_INLINE__ void _MATH_LIB_EXPORT_    XM_Sub(XVector2D& v1,XVector2D& v2,XVector2D& vOut)
    {
        vOut.x = v1.x - v2.x;
        vOut.y = v1.y - v2.y;
    }

    __FORCE_INLINE__ void  _MATH_LIB_EXPORT_   XM_Add(XVector3D& v1,XVector3D& v2,XVector3D& vOut)
    {
        vOut.x = v1.x + v2.x;
        vOut.y = v1.y + v2.y;
        vOut.z = v1.z + v2.z;

    }

    __FORCE_INLINE__ void _MATH_LIB_EXPORT_  XM_Sub(XVector3D& v1,XVector3D& v2,XVector3D& vOut)
    {
        vOut.x = v1.x - v2.x;
        vOut.y = v1.y - v2.y;
        vOut.z = v1.z - v2.z;
    }



   __FORCE_INLINE__  void _MATH_LIB_EXPORT_   XM_CP(XVector3D& a,XVector3D& b,XVector3D& vOut)
    {
        vOut.x = a.y * b.z - b.y * a.z;
        vOut.y = a.z * b.x - b.z * a.x;
        vOut.z = a.x * b.y - b.x * a.y;
    }


    __FORCE_INLINE__ void  _MATH_LIB_EXPORT_   XM_Add(XVector& a, XVector& b, XVector& vOut)
    {
        vOut.x = a.x + b.x;
        vOut.y = a.y + b.y;
        vOut.z = a.z + b.z;
        vOut.w = 1;
    }
    __FORCE_INLINE__ void  _MATH_LIB_EXPORT_   XM_Sub(XVector& a, XVector& b, XVector& vOut)
    {
        vOut.x = a.x - b.x;
        vOut.y = a.y - b.y;
        vOut.z = a.z - b.z;
        vOut.w = 1;
    }
    __FORCE_INLINE__ void _MATH_LIB_EXPORT_    XM_CP(XVector& a,XVector& b,XVector& vOut)
    {
        vOut.x = a.y * b.z - b.y * a.z;
        vOut.y = a.z * b.x - b.z * a.x;
        vOut.z = a.x * b.y - b.x * a.y;
        vOut.w = 1;
    }
    __FORCE_INLINE__ void  _MATH_LIB_EXPORT_   XM_Mul(XVector& a, float    s, XVector& vOut)
    {
        vOut.x = a.x * s;
        vOut.y = a.y * s;
        vOut.z = a.z * s;
    }
#endif