dungeon_crawler
annotate prototype/src/light.h @ 77:d89b403f630b
added gamma correction (without dialing the lighting down yet)
fixed the incorrect PointLight sphere radius
| author | John Tsiombikas <nuclear@member.fsf.org> |
|---|---|
| date | Fri, 26 Oct 2012 03:03:52 +0300 |
| parents | aa86119e3295 |
| children |
| rev | line source |
|---|---|
| nuclear@4 | 1 #ifndef LIGHT_H_ |
| nuclear@4 | 2 #define LIGHT_H_ |
| nuclear@4 | 3 |
| nuclear@4 | 4 #include "color.h" |
| nuclear@4 | 5 |
| nuclear@4 | 6 class Light { |
| nuclear@4 | 7 protected: |
| nuclear@4 | 8 float intensity; |
| nuclear@4 | 9 Color color; |
| nuclear@4 | 10 |
| nuclear@38 | 11 float flicker_offset; |
| nuclear@38 | 12 |
| nuclear@23 | 13 // VBO for rendering the light source |
| nuclear@23 | 14 unsigned int vbo; |
| nuclear@23 | 15 unsigned int num_faces; |
| nuclear@23 | 16 |
| nuclear@23 | 17 virtual bool create_mesh(); |
| nuclear@23 | 18 |
| nuclear@4 | 19 public: |
| nuclear@4 | 20 Light(const Color &col = 1.0); |
| nuclear@4 | 21 virtual ~Light(); |
| nuclear@4 | 22 |
| nuclear@4 | 23 virtual void set_intensity(float val); |
| nuclear@4 | 24 virtual void set_color(const Color &col); |
| nuclear@4 | 25 |
| nuclear@21 | 26 virtual Color get_color(bool with_intensity = true) const; |
| nuclear@21 | 27 |
| nuclear@4 | 28 virtual void use(int id = 0) const; |
| nuclear@23 | 29 |
| nuclear@23 | 30 virtual void draw() const; |
| nuclear@4 | 31 }; |
| nuclear@4 | 32 |
| nuclear@4 | 33 class PointLight : public Light { |
| nuclear@4 | 34 protected: |
| nuclear@4 | 35 Vector3 pos; |
| nuclear@4 | 36 float atten[3]; |
| nuclear@21 | 37 float radius; |
| nuclear@4 | 38 |
| nuclear@60 | 39 static unsigned int sph_vbo; |
| nuclear@77 | 40 static int subdiv; |
| nuclear@60 | 41 |
| nuclear@23 | 42 bool create_mesh(); |
| nuclear@23 | 43 |
| nuclear@4 | 44 public: |
| nuclear@4 | 45 PointLight(); |
| nuclear@4 | 46 PointLight(const Vector3 &pos, const Color &col = 1.0); |
| nuclear@4 | 47 |
| nuclear@4 | 48 void set_position(const Vector3 &pos); |
| nuclear@46 | 49 const Vector3 &get_position() const; |
| nuclear@46 | 50 |
| nuclear@4 | 51 void set_attenuation(float att_const, float att_lin, float att_quad); |
| nuclear@4 | 52 |
| nuclear@21 | 53 void set_radius(float rad); |
| nuclear@21 | 54 float get_radius() const; |
| nuclear@21 | 55 |
| nuclear@4 | 56 virtual void use(int id = 0) const; |
| nuclear@23 | 57 |
| nuclear@23 | 58 virtual void draw() const; |
| nuclear@4 | 59 }; |
| nuclear@4 | 60 |
| nuclear@4 | 61 class DirLight : public Light { |
| nuclear@4 | 62 protected: |
| nuclear@4 | 63 Vector3 dir; |
| nuclear@4 | 64 |
| nuclear@23 | 65 bool create_mesh(); |
| nuclear@23 | 66 |
| nuclear@4 | 67 public: |
| nuclear@4 | 68 DirLight(); |
| nuclear@4 | 69 DirLight(const Vector3 &dir, const Color &col = 1.0); |
| nuclear@4 | 70 |
| nuclear@4 | 71 void set_direction(const Vector3 &dir); |
| nuclear@46 | 72 const Vector3 &get_direction() const; |
| nuclear@4 | 73 |
| nuclear@4 | 74 virtual void use(int id = 0) const; |
| nuclear@4 | 75 }; |
| nuclear@4 | 76 |
| nuclear@4 | 77 |
| nuclear@4 | 78 void set_light(int id, const Light *lt); |
| nuclear@4 | 79 |
| nuclear@4 | 80 |
| nuclear@4 | 81 #endif // LIGHT_H_ |