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Reimplementation

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This commit is contained in:
Phillip Stephens
2015-10-25 12:31:41 -07:00
parent cd3d2ee133
commit dbbd3c76ef
26 changed files with 250 additions and 129 deletions
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16
include/Math.hpp
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@@ -10,11 +10,10 @@
#include <math.h>
#include <algorithm>
#include "CVector3f.hpp"
#include "CTransform.hpp"
namespace Zeus
{
class CVector3f;
class CTransform;
namespace Math
{
template<typename T>
@@ -29,13 +28,12 @@ namespace Math
extern const CVector3f kRadToDegVec;
extern const CVector3f kDegToRadVec;
inline CVector3f radToDeg(CVector3f rad) {return rad * kRadToDegVec;}
inline CVector3f degToRad(CVector3f deg) {return deg * kDegToRadVec;}
CVector3f radToDeg(const CVector3f& rad);
CVector3f degToRad(const CVector3f& deg);
extern const CVector3f kUpVec;
CTransform lookAt(const CVector3f& pos, const CVector3f& lookPos, const CVector3f& up=kUpVec);
inline CVector3f baryToWorld(const CVector3f& p0, const CVector3f& p1, const CVector3f& p2, const CVector3f& bary)
{ return bary.x * p0 + bary.y * p1 + bary.z * p2; }
CVector3f baryToWorld(const CVector3f& p0, const CVector3f& p1, const CVector3f& p2, const CVector3f& bary);
CVector3f getBezierPoint(const CVector3f& a, const CVector3f& b,
const CVector3f& c, const CVector3f& d, float t);
@@ -51,7 +49,7 @@ namespace Math
inline float slowTangentR(float val) { return float(tan(val)); }
inline float arcSineR(float val) { return float(asin(val)); }
inline float arcTangentR(float val) { return float(atan(val)); }
inline float arcCosineR(float val) { return float(acos(val)); }
inline float arcCosineR(float val) { return float(acos(val)); }
inline float powF(float a, float b) { return float(exp(b * log(a))); }
inline float floorF(float val) { return float(floor(val)); }
inline float ceilingF(float val)
@@ -63,7 +61,7 @@ namespace Math
// Since round(double) doesn't exist in some <cmath> implementations
// we'll define our own
inline double round(double val) { return (val < 0.0 ? ceilingF(val - 0.5) : floorF(val + 0.5)); }
inline double powD(float a, float b) { return exp(a * log(b)); }
inline double powD(float a, float b) { return exp(b * log(a)); }
double sqrtD(double val);
inline double invSqrtD(double val) { return 1.0 / sqrtD(val); }