Color.h

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#ifndef Color_h
#define Color_h

#include "Math.h"
#include <iosfwd>

class Color {
 public:
  Color() {
  }

  Color(const Color& copy) {
    for(int i=0;i<3;i++)
      data[i] = copy.data[i];
  }

  Color& operator=(const Color& copy) {
    for(int i=0;i<3;i++)
      data[i] = copy.data[i];
    return *this;
  }

  ~Color() {
  }

  double r() const {
    return data[0];
  }
  double g() const {
    return data[1];
  }
  double b() const {
    return data[2];
  }

  Color(float r, float g, float b) {
    data[0] = r;
    data[1] = g;
    data[2] = b;
  }
  Color operator+(const Color& c) const {
    return Color(data[0] + c.data[0], data[1]+c.data[1], data[2]+c.data[2]);
  }
  Color& operator+=(const Color& c) {
    data[0] += c.data[0]; data[1] += c.data[1]; data[2] += c.data[2];
    return *this;
  }
  Color operator-(const Color& c) const {
    return Color(data[0] - c.data[0], data[1]-c.data[1], data[2]-c.data[2]);
  }
  Color& operator-=(const Color& c) {
    data[0] -= c.data[0]; data[1] -= c.data[1]; data[2] -= c.data[2];
    return *this;
  }
  Color operator*(const Color& c) const {
    return Color(data[0] * c.data[0], data[1]*c.data[1], data[2]*c.data[2]);
  }
  Color& operator*=(const Color& c) {
    data[0] *= c.data[0]; data[1] *= c.data[1]; data[2] *= c.data[2];
    return *this;
  }
  Color operator*(double s) const {
    return Color(data[0]*s, data[1]*s, data[2]*s);
  }
  Color& operator*=(double s) {
    data[0] *= s; data[1] *= s; data[2] *= s;
    return *this;
  }
  Color operator*(float s) const {
    return Color(data[0]*s, data[1]*s, data[2]*s);
  }
  Color& operator*=(float s) {
    data[0] *= s; data[1] *= s; data[2] *= s;
    return *this;
  }
  Color operator/(double s) const {
    return Color(data[0]/s, data[1]/s, data[2]/s);
  }
  Color& operator/=(double s) {
    data[0] /= s; data[1] /= s; data[2] /= s;
    return *this;
  }
  Color operator/(float s) const {
    return Color(data[0]/s, data[1]/s, data[2]/s);
  }
  Color& operator/=(float s) {
    data[0] /= s; data[1] /= s; data[2] /= s;
    return *this;
  }

  float maxComponent() const {
    return Max(data[0], data[1], data[2]);
  }

 private:
  float data[3];
};

std::ostream& operator<<(std::ostream&, const Color& c);

#endif

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