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Performance Optimizes

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Small bug fixes
Implemented KRVector4
This commit is contained in:
Kearwood Gilbert
2013-04-24 12:48:55 -07:00
parent 0d7cb8b315
commit e6207fbb83
29 changed files with 1115 additions and 269 deletions
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KREngine/kraken/KRVector4.h Normal file
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//
// KRVector4.h
// KREngine
//
// Copyright 2012 Kearwood Gilbert. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other materials
// provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY KEARWOOD GILBERT ''AS IS'' AND ANY EXPRESS OR IMPLIED
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
// FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KEARWOOD GILBERT OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// The views and conclusions contained in the software and documentation are those of the
// authors and should not be interpreted as representing official policies, either expressed
// or implied, of Kearwood Gilbert.
//
#ifndef KRVECTOR4_H
#define KRVECTOR4_H
#include "KREngine-common.h"
class KRVector4 {
public:
float x, y, z, w;
KRVector4();
KRVector4(float X, float Y, float Z, float W);
KRVector4(float v);
KRVector4(float *v);
KRVector4(const KRVector4 &v);
~KRVector4();
KRVector4& operator =(const KRVector4& b);
KRVector4 operator +(const KRVector4& b) const;
KRVector4 operator -(const KRVector4& b) const;
KRVector4 operator +() const;
KRVector4 operator -() const;
KRVector4 operator *(const float v) const;
KRVector4 operator /(const float v) const;
KRVector4& operator +=(const KRVector4& b);
KRVector4& operator -=(const KRVector4& b);
KRVector4& operator *=(const float v);
KRVector4& operator /=(const float v);
bool operator ==(const KRVector4& b) const;
bool operator !=(const KRVector4& b) const;
// Comparison operators are implemented to allow insertion into sorted containers such as std::set
bool operator >(const KRVector4& b) const;
bool operator <(const KRVector4& b) const;
float& operator[](unsigned i);
float operator[](unsigned i) const;
float sqrMagnitude() const; // calculate the square of the magnitude (useful for comparison of magnitudes without the cost of a sqrt() function)
float magnitude() const;
void normalize();
static KRVector4 Normalize(const KRVector4 &v);
static float Dot(const KRVector4 &v1, const KRVector4 &v2);
static KRVector4 Min();
static KRVector4 Max();
static KRVector4 Zero();
static KRVector4 One();
static KRVector4 Forward();
static KRVector4 Backward();
static KRVector4 Up();
static KRVector4 Down();
static KRVector4 Left();
static KRVector4 Right();
static KRVector4 Lerp(const KRVector4 &v1, const KRVector4 &v2, float d);
static KRVector4 Slerp(const KRVector4 &v1, const KRVector4 &v2, float d);
static void OrthoNormalize(KRVector4 &normal, KRVector4 &tangent); // Gram-Schmidt Orthonormalization
void setUniform(GLint location) const;
};
#endif