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-rw-r--r--src/Vector3.h89
1 files changed, 73 insertions, 16 deletions
diff --git a/src/Vector3.h b/src/Vector3.h
index 2c79f9ff1..1dcb38f64 100644
--- a/src/Vector3.h
+++ b/src/Vector3.h
@@ -3,8 +3,10 @@
-#define _USE_MATH_DEFINES // Enable non-standard math defines (MSVC)
+#define _USE_MATH_DEFINES // Enable non-standard math defines (MSVC)
#include <math.h>
+#include <list>
+#include <vector>
@@ -40,7 +42,6 @@ public:
Vector3(const Vector3<_T> * a_Rhs) : x(a_Rhs->x), y(a_Rhs->y), z(a_Rhs->z) {}
// tolua_begin
-
inline void Set(T a_x, T a_y, T a_z)
{
x = a_x;
@@ -105,18 +106,18 @@ public:
inline bool Equals(const Vector3<T> & a_Rhs) const
{
- return x == a_Rhs.x && y == a_Rhs.y && z == a_Rhs.z;
- }
-
- inline bool operator == (const Vector3<T> & a_Rhs) const
- {
- return Equals(a_Rhs);
+ // Perform a bitwise comparison of the contents - we want to know whether this object is exactly equal
+ // To perform EPS-based comparison, use the EqualsEps() function
+ return (
+ (memcmp(&x, &a_Rhs.x, sizeof(x)) == 0) &&
+ (memcmp(&y, &a_Rhs.y, sizeof(y)) == 0) &&
+ (memcmp(&z, &a_Rhs.z, sizeof(z)) == 0)
+ );
}
-
- inline bool operator < (const Vector3<T> & a_Rhs)
+
+ inline bool EqualsEps(const Vector3<T> & a_Rhs, T a_Eps) const
{
- // return (x < a_Rhs.x) && (y < a_Rhs.y) && (z < a_Rhs.z); ?
- return (x < a_Rhs.x) || (x == a_Rhs.x && y < a_Rhs.y) || (x == a_Rhs.x && y == a_Rhs.y && z < a_Rhs.z);
+ return (Abs(x - a_Rhs.x) < a_Eps) && (Abs(y - a_Rhs.y) < a_Eps) && (Abs(z - a_Rhs.z) < a_Eps);
}
inline void Move(T a_X, T a_Y, T a_Z)
@@ -133,8 +134,38 @@ public:
z += a_Diff.z;
}
+ /** Runs each value of the vector through std::floor() */
+ inline Vector3<int> Floor(void) const
+ {
+ return Vector3<int>(
+ (int)floor(x),
+ (int)floor(y),
+ (int)floor(z)
+ );
+ }
+
// tolua_end
+ inline bool operator != (const Vector3<T> & a_Rhs) const
+ {
+ return !Equals(a_Rhs);
+ }
+
+ inline bool operator == (const Vector3<T> & a_Rhs) const
+ {
+ return Equals(a_Rhs);
+ }
+
+ inline bool operator > (const Vector3<T> & a_Rhs) const
+ {
+ return (SqrLength() > a_Rhs.SqrLength());
+ }
+
+ inline bool operator < (const Vector3<T> & a_Rhs) const
+ {
+ return (SqrLength() < a_Rhs.SqrLength());
+ }
+
inline void operator += (const Vector3<T> & a_Rhs)
{
x += a_Rhs.x;
@@ -163,8 +194,16 @@ public:
z *= a_v;
}
- // tolua_begin
+ inline Vector3<T> & operator = (const Vector3<T> & a_Rhs)
+ {
+ x = a_Rhs.x;
+ y = a_Rhs.y;
+ z = a_Rhs.z;
+ return *this;
+ }
+ // tolua_begin
+
inline Vector3<T> operator + (const Vector3<T>& a_Rhs) const
{
return Vector3<T>(
@@ -217,7 +256,7 @@ public:
*/
inline double LineCoeffToXYPlane(const Vector3<T> & a_OtherEnd, T a_Z) const
{
- if (abs(z - a_OtherEnd.z) < EPS)
+ if (Abs(z - a_OtherEnd.z) < EPS)
{
return NO_INTERSECTION;
}
@@ -232,7 +271,7 @@ public:
*/
inline double LineCoeffToXZPlane(const Vector3<T> & a_OtherEnd, T a_Y) const
{
- if (abs(y - a_OtherEnd.y) < EPS)
+ if (Abs(y - a_OtherEnd.y) < EPS)
{
return NO_INTERSECTION;
}
@@ -247,7 +286,7 @@ public:
*/
inline double LineCoeffToYZPlane(const Vector3<T> & a_OtherEnd, T a_X) const
{
- if (abs(x - a_OtherEnd.x) < EPS)
+ if (Abs(x - a_OtherEnd.x) < EPS)
{
return NO_INTERSECTION;
}
@@ -260,6 +299,15 @@ public:
/** Return value of LineCoeffToPlane() if the line is parallel to the plane. */
static const double NO_INTERSECTION;
+
+protected:
+
+ /** Returns the absolute value of the given argument.
+ Templatized because the standard library differentiates between abs() and fabs(). */
+ static T Abs(T a_Value)
+ {
+ return (a_Value < 0) ? -a_Value : a_Value;
+ }
};
// tolua_end
@@ -268,6 +316,15 @@ public:
+template <> inline Vector3<int> Vector3<int>::Floor(void) const
+{
+ return *this;
+}
+
+
+
+
+
template <typename T>
const double Vector3<T>::EPS = 0.000001;