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sphere and disk area lights mostly ready (I think :S).

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Wally Hackenslacker
2017-02-09 23:37:40 -04:00
parent 944ae05db7
commit 0cdc7c46ca
30 changed files with 512 additions and 83 deletions
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17
sphere.hpp
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@@ -13,17 +13,26 @@ public:
vec3 m_center;
float m_radius;
Sphere(Material * mat = NULL): Figure(mat), m_center(vec3(0.0f)), m_radius(0.5f) { }
Sphere(Material * mat = NULL): Figure(mat), m_center(vec3(0.0f)), m_radius(0.5f) {
calculate_inv_area();
}
Sphere(float x, float y, float z, float r, Material * mat = NULL): Figure(mat), m_center(vec3(x, y, z)), m_radius(r) { }
Sphere(float x, float y, float z, float r, Material * mat = NULL): Figure(mat), m_center(vec3(x, y, z)), m_radius(r) {
calculate_inv_area();
}
Sphere(vec3 _c, float r, Material * mat = NULL): Figure(mat), m_center(_c), m_radius(r) { }
Sphere(vec3 _c, float r, Material * mat = NULL): Figure(mat), m_center(_c), m_radius(r) {
calculate_inv_area();
}
virtual ~Sphere() { }
virtual bool intersect(Ray & r, float & t) const;
virtual vec3 normal_at_int(Ray & r, float & t) const;
virtual vec3 sample_at_surface() const;
private:
virtual void calculate_inv_area();
};
#endif