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| author | Jørgen P. Tjernø <[email protected]> | 2013-12-02 19:31:46 -0800 |
|---|---|---|
| committer | Jørgen P. Tjernø <[email protected]> | 2013-12-02 19:46:31 -0800 |
| commit | f56bb35301836e56582a575a75864392a0177875 (patch) | |
| tree | de61ddd39de3e7df52759711950b4c288592f0dc /sp/src/public/nvector.h | |
| parent | Mark some more files as text. (diff) | |
| download | source-sdk-2013-f56bb35301836e56582a575a75864392a0177875.tar.xz source-sdk-2013-f56bb35301836e56582a575a75864392a0177875.zip | |
Fix line endings. WHAMMY.
Diffstat (limited to 'sp/src/public/nvector.h')
| -rw-r--r-- | sp/src/public/nvector.h | 406 |
1 files changed, 203 insertions, 203 deletions
diff --git a/sp/src/public/nvector.h b/sp/src/public/nvector.h index 677dc0d0..e80b317f 100644 --- a/sp/src/public/nvector.h +++ b/sp/src/public/nvector.h @@ -1,203 +1,203 @@ -//========= Copyright Valve Corporation, All rights reserved. ============//
-//
-// Purpose:
-//
-// $NoKeywords: $
-//=============================================================================//
-
-#ifndef NVECTOR_H
-#define NVECTOR_H
-#ifdef _WIN32
-#pragma once
-#endif
-
-
-#include <math.h>
-
-
-#define NVectorN NVector<N>
-#define NVector3 NVector<3>
-
-
-// N-dimensional vector.
-template<int N>
-class NVector
-{
-public:
-
- NVectorN() {}
-
- float& operator[]( int i );
- float const& operator[]( int i ) const;
-
- float Dot( NVectorN const &b ) const;
- NVectorN Cross( NVectorN const &b ) const;
- NVectorN Normalize() const;
- float Length() const;
-
- NVectorN operator-() const;
- NVectorN operator+( NVectorN const &b ) const;
- NVectorN const &operator+=( NVectorN const &b );
- NVectorN operator-( NVectorN const &b ) const;
- NVectorN operator*( float val ) const;
-
-
-// Static helpers.
-public:
-
- static NVectorN SetupNVectorNull(); // Returns a vector of all zeros.
-
-
-public:
-
- float v[N];
-};
-
-
-template<int N>
-inline float NDot( NVector<N> const &a, NVector<N> const &b )
-{
- float ret = 0;
- for( int i=0; i < N; i++ )
- ret += a.v[i] * b.v[i];
- return ret;
-}
-
-template<int N>
-Vector& ToVec( NVector<N> &vec ) {assert( N >= 3 ); return *((Vector*)&vec);}
-
-template<int N>
-Vector const& ToVec( NVector<N> const &vec ){assert( N >= 3 ); return *((Vector const*)&vec);}
-
-NVector<3>& ToNVec( Vector &vec ) {return *((NVector<3>*)&vec);}
-NVector<3> const& ToNVec( Vector const &vec ) {return *((NVector<3> const*)&vec);}
-
-
-// ------------------------------------------------------------------------------------ //
-// NVector inlines.
-// ------------------------------------------------------------------------------------ //
-
-template<int N>
-NVectorN NVectorN::SetupNVectorNull()
-{
- NVector<N> ret;
- memset( ret.v, 0, sizeof(float)*N );
- return ret;
-}
-
-
-template<int N>
-float& NVectorN::operator[]( int i )
-{
- assert( i >= 0 && i < N );
- return v[i];
-}
-
-
-template<int N>
-float const& NVectorN::operator[]( int i ) const
-{
- assert( i >= 0 && i < N );
- return v[i];
-}
-
-
-template<int N>
-float NVectorN::Dot( NVectorN const &b ) const
-{
- float ret = 0;
-
- for( int i=0; i < N; i++ )
- ret += v[i]*b.v[i];
-
- return ret;
-}
-
-
-template<int N>
-NVectorN NVectorN::Cross( NVectorN const &b ) const
-{
- NVector<N> ret;
- NMatrix<N-1> mat;
-
- for( int i=0; i < N; i++ )
- {
- for( y=0; y < N; y++ )
- for( x=0; x < N; x++ )
- mat.m[y][x] =
-
- ret.v[i] = v[i]*b.v[i];
- }
-
- return ret;
-}
-
-
-template<int N>
-NVectorN NVectorN::Normalize() const
-{
- return *this * (1.0f / Length());
-}
-
-
-template<int N>
-float NVectorN::Length() const
-{
- return (float)sqrt( Dot(*this) );
-}
-
-
-template<int N>
-NVectorN NVectorN::operator-() const
-{
- NVectorN ret;
- for( int i=0; i < N; i++ )
- ret.v[i] = -v[i];
- return ret;
-}
-
-
-template<int N>
-NVectorN NVectorN::operator+( NVectorN const &b ) const
-{
- NVectorN ret;
-
- for( int i=0; i < N; i++ )
- ret.v[i] = v[i]+b.v[i];
-
- return ret;
-}
-
-
-template<int N>
-NVectorN const &NVectorN::operator+=( NVectorN const &b )
-{
- for( int i=0; i < N; i++ )
- v[i] += b.v[i];
- return *this;
-}
-
-
-template<int N>
-NVectorN NVectorN::operator-( NVectorN const &b ) const
-{
- NVectorN ret;
-
- for( int i=0; i < N; i++ )
- ret.v[i] = v[i]-b.v[i];
-
- return ret;
-}
-
-template<int N>
-NVectorN NVectorN::operator*( float val ) const
-{
- NVectorN ret;
- for( int i=0; i < N; i++ )
- ret.v[i] = v[i] * val;
- return ret;
-}
-
-
-#endif // NVECTOR_H
-
+//========= Copyright Valve Corporation, All rights reserved. ============// +// +// Purpose: +// +// $NoKeywords: $ +//=============================================================================// + +#ifndef NVECTOR_H +#define NVECTOR_H +#ifdef _WIN32 +#pragma once +#endif + + +#include <math.h> + + +#define NVectorN NVector<N> +#define NVector3 NVector<3> + + +// N-dimensional vector. +template<int N> +class NVector +{ +public: + + NVectorN() {} + + float& operator[]( int i ); + float const& operator[]( int i ) const; + + float Dot( NVectorN const &b ) const; + NVectorN Cross( NVectorN const &b ) const; + NVectorN Normalize() const; + float Length() const; + + NVectorN operator-() const; + NVectorN operator+( NVectorN const &b ) const; + NVectorN const &operator+=( NVectorN const &b ); + NVectorN operator-( NVectorN const &b ) const; + NVectorN operator*( float val ) const; + + +// Static helpers. +public: + + static NVectorN SetupNVectorNull(); // Returns a vector of all zeros. + + +public: + + float v[N]; +}; + + +template<int N> +inline float NDot( NVector<N> const &a, NVector<N> const &b ) +{ + float ret = 0; + for( int i=0; i < N; i++ ) + ret += a.v[i] * b.v[i]; + return ret; +} + +template<int N> +Vector& ToVec( NVector<N> &vec ) {assert( N >= 3 ); return *((Vector*)&vec);} + +template<int N> +Vector const& ToVec( NVector<N> const &vec ){assert( N >= 3 ); return *((Vector const*)&vec);} + +NVector<3>& ToNVec( Vector &vec ) {return *((NVector<3>*)&vec);} +NVector<3> const& ToNVec( Vector const &vec ) {return *((NVector<3> const*)&vec);} + + +// ------------------------------------------------------------------------------------ // +// NVector inlines. +// ------------------------------------------------------------------------------------ // + +template<int N> +NVectorN NVectorN::SetupNVectorNull() +{ + NVector<N> ret; + memset( ret.v, 0, sizeof(float)*N ); + return ret; +} + + +template<int N> +float& NVectorN::operator[]( int i ) +{ + assert( i >= 0 && i < N ); + return v[i]; +} + + +template<int N> +float const& NVectorN::operator[]( int i ) const +{ + assert( i >= 0 && i < N ); + return v[i]; +} + + +template<int N> +float NVectorN::Dot( NVectorN const &b ) const +{ + float ret = 0; + + for( int i=0; i < N; i++ ) + ret += v[i]*b.v[i]; + + return ret; +} + + +template<int N> +NVectorN NVectorN::Cross( NVectorN const &b ) const +{ + NVector<N> ret; + NMatrix<N-1> mat; + + for( int i=0; i < N; i++ ) + { + for( y=0; y < N; y++ ) + for( x=0; x < N; x++ ) + mat.m[y][x] = + + ret.v[i] = v[i]*b.v[i]; + } + + return ret; +} + + +template<int N> +NVectorN NVectorN::Normalize() const +{ + return *this * (1.0f / Length()); +} + + +template<int N> +float NVectorN::Length() const +{ + return (float)sqrt( Dot(*this) ); +} + + +template<int N> +NVectorN NVectorN::operator-() const +{ + NVectorN ret; + for( int i=0; i < N; i++ ) + ret.v[i] = -v[i]; + return ret; +} + + +template<int N> +NVectorN NVectorN::operator+( NVectorN const &b ) const +{ + NVectorN ret; + + for( int i=0; i < N; i++ ) + ret.v[i] = v[i]+b.v[i]; + + return ret; +} + + +template<int N> +NVectorN const &NVectorN::operator+=( NVectorN const &b ) +{ + for( int i=0; i < N; i++ ) + v[i] += b.v[i]; + return *this; +} + + +template<int N> +NVectorN NVectorN::operator-( NVectorN const &b ) const +{ + NVectorN ret; + + for( int i=0; i < N; i++ ) + ret.v[i] = v[i]-b.v[i]; + + return ret; +} + +template<int N> +NVectorN NVectorN::operator*( float val ) const +{ + NVectorN ret; + for( int i=0; i < N; i++ ) + ret.v[i] = v[i] * val; + return ret; +} + + +#endif // NVECTOR_H + |