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Convert Vector3 to use Doubles

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This commit is contained in:
Eryn Wells 2014-07-22 20:46:10 -07:00
parent 1d22e27d81
commit d69d708b31
2 changed files with 34 additions and 26 deletions
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26
src/basics.cc
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@ -35,7 +35,7 @@ Vector3::Vector3()
*
* Constructor. Create a vector consisting of the given coordinates.
*/
Vector3::Vector3(float _x, float _y, float _z)
Vector3::Vector3(Double _x, Double _y, Double _z)
: x(_x), y(_y), z(_z)
{ }
@ -65,7 +65,7 @@ Vector3::operator=(const Vector3 &v)
* a reference to this vector is returned.
*/
Vector3 &
Vector3::operator*=(const float &rhs)
Vector3::operator*=(const Double &rhs)
{
x *= rhs;
y *= rhs;
@ -74,7 +74,7 @@ Vector3::operator*=(const float &rhs)
}
Vector3 &
Vector3::operator/=(const float &rhs)
Vector3::operator/=(const Double &rhs)
{
return *this *= (1.0f / rhs);
}
@ -104,14 +104,14 @@ Vector3::operator-=(const Vector3 &rhs)
* Perform the corresponding operation on a copy of this vector. Return a new vector.
*/
Vector3
Vector3::operator*(const float &rhs)
Vector3::operator*(const Double &rhs)
const
{
return Vector3(*this) *= rhs;
}
Vector3
Vector3::operator/(const float &rhs)
Vector3::operator/(const Double &rhs)
const
{
return Vector3(*this) /= rhs;
@ -171,7 +171,7 @@ Vector3::operator!=(const Vector3 &rhs)
*
* Compute and return the length-squared of this vector.
*/
float
Double
Vector3::length2()
const
{
@ -184,11 +184,11 @@ Vector3::length2()
*
* Compute and return the length of this vector.
*/
float
Double
Vector3::length()
const
{
return sqrtf(length2());
return sqrt(length2());
}
@ -197,7 +197,7 @@ Vector3::length()
*
* Compute and return the dot product of this and the given vectors.
*/
float
Double
Vector3::dot(const Vector3 &v)
const
{
@ -237,7 +237,7 @@ Vector3::normalize()
* Multiply the given float by the given vector. Return a new vector.
*/
const Vector3
operator*(const float &lhs, const Vector3 &rhs)
operator*(const Double &lhs, const Vector3 &rhs)
{
return rhs * lhs;
}
@ -253,9 +253,9 @@ operator<<(std::ostream &os, const Vector3 &v)
Vector3
LinearCombination(const double k1, const Vector3& v1,
const double k2, const Vector3& v2,
const double k3, const Vector3& v3)
LinearCombination(const Double k1, const Vector3& v1,
const Double k2, const Vector3& v2,
const Double k3, const Vector3& v3)
{
return Vector3(k1 * v1.x + k2 * v2.x + k3 * v3.x,
k1 * v1.y + k2 * v2.y + k3 * v3.y,

34
src/basics.h
View file

@ -14,19 +14,27 @@
#include <iostream>
#include "types.hh"
/*
* XXX: THIS SHOULD NOT BE HERE. REMOVE IT WHEN MOVING TO CHARLES NAMESPACE IS
* DONE.
*/
using charles::Double;
struct Vector3
{
Vector3();
Vector3(float x, float y, float z);
Vector3(Double x, Double y, Double z);
Vector3 &operator=(const Vector3 &v);
Vector3 &operator*=(const float &rhs);
Vector3 &operator/=(const float &rhs);
Vector3 &operator*=(const Double &rhs);
Vector3 &operator/=(const Double &rhs);
Vector3 &operator+=(const Vector3 &rhs);
Vector3 &operator-=(const Vector3 &rhs);
Vector3 operator*(const float &rhs) const;
Vector3 operator/(const float &rhs) const;
Vector3 operator*(const Double &rhs) const;
Vector3 operator/(const Double &rhs) const;
Vector3 operator+(const Vector3 &rhs) const;
Vector3 operator-(const Vector3 &rhs) const;
Vector3 operator-() const;
@ -34,9 +42,9 @@ struct Vector3
bool operator==(const Vector3 &rhs) const;
bool operator!=(const Vector3 &rhs) const;
float length2() const;
float length() const;
float dot(const Vector3 &v) const;
Double length2() const;
Double length() const;
Double dot(const Vector3 &v) const;
Vector3 cross(const Vector3 &v) const;
Vector3 &normalize();
@ -45,16 +53,16 @@ struct Vector3
// Unit vectors in each of the three cartesian directions.
static const Vector3 X, Y, Z;
float x, y, z;
Double x, y, z;
};
const Vector3 operator*(const float &lhs, const Vector3 &rhs);
const Vector3 operator*(const Double &lhs, const Vector3 &rhs);
std::ostream &operator<<(std::ostream &os, const Vector3 &v);
Vector3 LinearCombination(const double k1, const Vector3& v1,
const double k2, const Vector3& v2,
const double k3, const Vector3& v3);
Vector3 LinearCombination(const Double k1, const Vector3& v1,
const Double k2, const Vector3& v2,
const Double k3, const Vector3& v3);
struct Ray