dungeon_crawler
annotate prototype/src/light.h @ 38:862461b686f4
start work on particle systems
| author | John Tsiombikas <nuclear@member.fsf.org> |
|---|---|
| date | Wed, 29 Aug 2012 03:22:36 +0300 |
| parents | fa8f89d06f6f |
| children | f3030df27110 |
| 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@23 | 39 bool create_mesh(); |
| nuclear@23 | 40 |
| nuclear@4 | 41 public: |
| nuclear@4 | 42 PointLight(); |
| nuclear@4 | 43 PointLight(const Vector3 &pos, const Color &col = 1.0); |
| nuclear@4 | 44 |
| nuclear@4 | 45 void set_position(const Vector3 &pos); |
| nuclear@4 | 46 void set_attenuation(float att_const, float att_lin, float att_quad); |
| nuclear@4 | 47 |
| nuclear@21 | 48 void set_radius(float rad); |
| nuclear@21 | 49 float get_radius() const; |
| nuclear@21 | 50 |
| nuclear@4 | 51 virtual void use(int id = 0) const; |
| nuclear@23 | 52 |
| nuclear@23 | 53 virtual void draw() const; |
| nuclear@4 | 54 }; |
| nuclear@4 | 55 |
| nuclear@4 | 56 class DirLight : public Light { |
| nuclear@4 | 57 protected: |
| nuclear@4 | 58 Vector3 dir; |
| nuclear@4 | 59 |
| nuclear@23 | 60 bool create_mesh(); |
| nuclear@23 | 61 |
| nuclear@4 | 62 public: |
| nuclear@4 | 63 DirLight(); |
| nuclear@4 | 64 DirLight(const Vector3 &dir, const Color &col = 1.0); |
| nuclear@4 | 65 |
| nuclear@4 | 66 void set_direction(const Vector3 &dir); |
| nuclear@4 | 67 |
| nuclear@4 | 68 virtual void use(int id = 0) const; |
| nuclear@4 | 69 }; |
| nuclear@4 | 70 |
| nuclear@4 | 71 |
| nuclear@4 | 72 void set_light(int id, const Light *lt); |
| nuclear@4 | 73 |
| nuclear@4 | 74 |
| nuclear@4 | 75 #endif // LIGHT_H_ |