65 lines
2.0 KiB
C++
65 lines
2.0 KiB
C++
#ifndef _VERTEX_HH_
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#define _VERTEX_HH_
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#include "all_includes.hh"
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class Vertexf;
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class Vertex {
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public:
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int x;
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int y;
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int z;
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public:
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Vertex();
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Vertex(int x, int y, int z);
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float norm();
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Vertex projectOn(Vertex v);
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Vertex setNorm(int n);
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Vertex perpendicular(); // Perpendiculaire 2D dans le sens contraire des aiguilles d'une montre.
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float cosAngle(Vertex v); // cosinus de l'angle entre this et v.
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static Vertex fromSpherical(float r, float xAngle, float yAngle);
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friend Vertex intersection(Vertex a, Vertex b, Vertex c, Vertex d); // Intersection entre (a,b) et (c,d).
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public:
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operator Vertexf();
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friend std::ostream& operator<<(std::ostream& os, const Vertex& v);
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friend Vertex operator+(const Vertex& u, const Vertex& v);
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friend Vertex operator-(const Vertex& u, const Vertex& v);
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friend Vertex operator-(const Vertex& v);
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friend Vertex operator*(const Vertex& v, const int n);
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friend Vertex operator*(const Vertex& u, const Vertex& v);
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friend Vertex operator/(const Vertex& v, const int n);
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friend Vertex operator/(const Vertex& v, const float f);
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friend Vertex operator+(const Vertex& u, const Vertexf& v);
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friend Vertex operator-(const Vertex& u, const Vertexf& v);
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};
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class Vertexf {
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public:
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float x;
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float y;
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float z;
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public:
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Vertexf();
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Vertexf(float x, float y, float z);
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float norm();
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static Vertexf fromSpherical(float r, float xAngle, float yAngle);
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public:
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operator Vertex();
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friend std::ostream& operator<<(std::ostream& os, const Vertexf& v);
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friend Vertexf operator+(const Vertexf& u, const Vertexf& v);
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friend Vertexf operator-(const Vertexf& u, const Vertexf& v);
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friend Vertexf operator-(const Vertexf& v);
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friend Vertexf operator*(const Vertexf& v, const int n);
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friend Vertexf operator*(const Vertexf& u, const Vertexf& v);
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friend Vertexf operator/(const Vertexf& v, const int n);
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friend Vertexf operator/(const Vertexf& v, const float f);
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friend Vertexf operator+(const Vertexf& u, const Vertex& v);
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friend Vertexf operator-(const Vertexf& u, const Vertex& v);
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};
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#endif
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