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-rw-r--r--src/math/Vector.h169
1 files changed, 56 insertions, 113 deletions
diff --git a/src/math/Vector.h b/src/math/Vector.h
index e45906c8..3dba07ca 100644
--- a/src/math/Vector.h
+++ b/src/math/Vector.h
@@ -6,128 +6,71 @@ public:
float x, y, z;
CVector(void) {}
CVector(float x, float y, float z) : x(x), y(y), z(z) {}
-// CVector(CVector &refVector) : x(refVector.x), y(refVector.y), z(refVector.z) { }
-// CVector(const CVector &refVector) : x(refVector.x), y(refVector.y), z(refVector.z) {}
-// CVector(CVector2D &refVector, float _z = 0.0f) : x(refVector.x), y(refVector.y), z(_z) {}
#ifdef RWCORE_H
- CVector(RwV3d const &v) : x(v.x), y(v.y), z(v.z) {}
+ CVector(const RwV3d &v) : x(v.x), y(v.y), z(v.z) {}
operator RwV3d (void) const {
RwV3d vecRw = { this->x, this->y, this->z };
return vecRw;
}
- operator RwV3d *(void)
- {
- return (RwV3d *)this;
+ operator RwV3d *(void) {
+ return (RwV3d*)this;
}
- operator RwV3d &(void)
- {
- return *((RwV3d *)this);
+ operator RwV3d &(void) {
+ return *((RwV3d*)this);
}
#endif
float Magnitude(void) const { return sqrt(x*x + y*y + z*z); }
float MagnitudeSqr(void) const { return x*x + y*y + z*z; }
float Magnitude2D(void) const { return sqrt(x*x + y*y); }
- void Normalise(void);
-
-
- // operator =
- inline CVector const& operator = (CVector const &refRight)
- {
- x = refRight.x;
- y = refRight.y;
- z = refRight.z;
- return *this;
- }
-
- inline CVector const& operator = (float fRight)
- {
- x = fRight;
- y = fRight;
- z = fRight;
- return *this;
- }
-
- // operator +=
- inline CVector const& operator += (CVector const &refRight)
- {
- x += refRight.x;
- y += refRight.y;
- z += refRight.z;
- return *this;
- }
-
- inline CVector const& operator += (float fRight)
- {
- x += fRight;
- y += fRight;
- z += fRight;
- return *this;
- }
-
- // operator -=
- inline CVector const& operator -= (CVector const &refRight)
- {
- x -= refRight.x;
- y -= refRight.y;
- z -= refRight.z;
- return *this;
+ void Normalise(void) {
+ float sq = MagnitudeSqr();
+ if(sq > 0.0f){
+ float invsqrt = 1.0f/sqrt(sq); // CMaths::RecipSqrt
+ x *= invsqrt;
+ y *= invsqrt;
+ z *= invsqrt;
+ }else
+ x = 1.0f;
}
-
- inline CVector const& operator -= (float fRight)
- {
- x -= fRight;
- y -= fRight;
- z -= fRight;
+
+ inline const CVector &operator+=(CVector const &right) {
+ x += right.x;
+ y += right.y;
+ z += right.z;
return *this;
}
-
- // operator *=
- inline CVector const& operator *= (CVector const &refRight)
- {
- x *= refRight.x;
- y *= refRight.y;
- z *= refRight.z;
+
+ inline const CVector &operator-=(CVector const &right) {
+ x -= right.x;
+ y -= right.y;
+ z -= right.z;
return *this;
}
-
- inline CVector const& operator *= (float fRight)
- {
- x *= fRight;
- y *= fRight;
- z *= fRight;
+
+ inline const CVector &operator*=(float right) {
+ x *= right;
+ y *= right;
+ z *= right;
return *this;
}
-
- // operator /=
- inline CVector const& operator /= (CVector const &refRight)
- {
- x /= refRight.x;
- y /= refRight.y;
- z /= refRight.z;
+
+ inline const CVector &operator/=(float right) {
+ x /= right;
+ y /= right;
+ z /= right;
return *this;
}
-
- inline CVector const& operator /= (float fRight)
- {
- x /= fRight;
- y /= fRight;
- z /= fRight;
- return *this;
+
+ inline CVector operator-() const {
+ return CVector(-x, -y, -z);
}
-
- inline CVector operator - () const
- {
- return CVector(-x, -y, -z);
- }
-
+
bool IsZero(void) { return x == 0.0f && y == 0.0f && z == 0.0f; }
};
-//extern CVector operator*(CMatrix const& matrix, CVector const& vector);
-
inline float
DotProduct(const CVector &v1, const CVector &v2)
{
@@ -143,22 +86,22 @@ CrossProduct(const CVector &v1, const CVector &v2)
v1.x*v2.y - v1.y*v2.x);
}
-// operator +
-extern CVector operator + (CVector const &refLeft, CVector const &refRight);
-extern CVector operator + (CVector const &refLeft, float fRight);
-extern CVector operator + (float fLeft, CVector const &refRight);
+inline CVector operator+(const CVector &left, const CVector &right)
+{
+ return CVector(left.x + right.x, left.y + right.y, left.z + right.z);
+}
+
+inline CVector operator-(const CVector &left, const CVector &right)
+{
+ return CVector(left.x - right.x, left.y - right.y, left.z - right.z);
+}
-// operator -
-extern CVector operator - (CVector const &refLeft, CVector const &refRight);
-extern CVector operator - (CVector const &refLeft, float fRight);
-extern CVector operator - (float fLeft, CVector const &refRight);
-
-// operator *
-extern CVector operator * (CVector const &refLeft, CVector const &refRight);
-extern CVector operator * (CVector const &refLeft, float fRight);
-extern CVector operator * (float fLeft, CVector const &refRight);
-
-// operator /
-extern CVector operator / (CVector const &refLeft, CVector const &refRight);
-extern CVector operator / (CVector const &refLeft, float fRight);
-extern CVector operator / (float fLeft, CVector const &refRight); \ No newline at end of file
+inline CVector operator*(const CVector &left, float right)
+{
+ return CVector(left.x * right, left.y * right, left.z * right);
+}
+
+inline CVector operator/(const CVector &left, float right)
+{
+ return CVector(left.x / right, left.y / right, left.z / right);
+}