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Diffstat (limited to 'src/libjin/graphics/particles/particle_system.h')
| -rw-r--r-- | src/libjin/graphics/particles/particle_system.h | 195 |
1 files changed, 195 insertions, 0 deletions
diff --git a/src/libjin/graphics/particles/particle_system.h b/src/libjin/graphics/particles/particle_system.h new file mode 100644 index 0000000..83351a9 --- /dev/null +++ b/src/libjin/graphics/particles/particle_system.h @@ -0,0 +1,195 @@ +#ifndef __JE_PARTICLE_EMMITTER_H__ +#define __JE_PARTICLE_EMMITTER_H__ + +#include <vector> + +#include "../../common/temporary.h" +#include "../../game/gameobject.h" + +#include "../sprite.h" + +#include "particle_emitter.h" +#include "particle_pool.h" +#include "particle.h" + +namespace JinEngine +{ + namespace Graphics + { + namespace Particles + { + + /// + /// Definition of particle system. + /// + struct ParticleSystemDef + { + ParticleSystemDef() {} + uint maxParticleCount = 1; ///< Max count of particles in pool. 1 by default. + ParticleEmitterDef emitterDef; ///< Particle emitter definition. + ParticleDef particleDef; ///< Particle definition. + }; + + /// + /// Particle emitter, handle all particles it emitts. + /// + class ParticleSystem : public Renderable, public Game::GameObject + { + public: + /// + /// Particle system constructor + /// + /// @param def Definition of particle system. + /// + ParticleSystem(const ParticleSystemDef& def); + + /// + /// + /// + ParticleSystem(uint maxCount = 64); + + /// + /// + /// + ParticleSystem(const std::string & config); + + /// + /// Particle system destructor. + /// + ~ParticleSystem(); + + /// + /// + /// + void setDefinition(const ParticleSystemDef& def); + + /// + /// Load definition from config. + /// + void setDefinition(const std::string& config); + + /// + /// Update particle system and all alive particles. + /// + void update(float dt); + + /// + /// Render particle system. + /// + void render(); + + /// + /// Set particle system position. + /// + void setPosition(float x, float y); + + /// + /// Set scale. + /// + void setScale(float sx, float sy); + + /// + /// Pause particle spawn. + /// + void pause(bool isPause); + + /// + /// Clear all particles. + /// + void clear(); + + ////////////////////////////////////////////////////////////////////////////////////////////////// + // Particle Emitter modification. + ////////////////////////////////////////////////////////////////////////////////////////////////// + + void setEmitRate(float floor, float ceil); + void setEmitRate(float rate); + + void setEmitForce(float floor, float ceil); + void setEmitForce(float force); + + void setEmitDirection(float floor, float ceil); + void setEmitDirection(float dir); + + void setEmitPosition(const Math::Vector2<float>& floor, const Math::Vector2<float>& ceil); + void setEmitPosition(const Math::Vector2<float>& position); + + ////////////////////////////////////////////////////////////////////////////////////////////////// + // Particle modification. + ////////////////////////////////////////////////////////////////////////////////////////////////// + + void setParticleLife(float floor, float ceil); + void setParticleLife(float time); + + void setParticleLinearAccelaration(Math::Vector2<float> ac); + + void setParticleRadialAccelaration(float ra); + + void setParticleAngularSpeed(float floor, float ceil); + void setParticleAngularSpeed(float speed); + + void setParticleSpritesMode(SpriteMode mode); + void addParticleSprite(const Sprite* sprite); + void addParticleSprites(uint count, ...); + void addParticleSprites(const std::vector<const Sprite*>& sprs); + void removeParticleSprite(uint i); + + void enableParticleBlendAdditive(bool enable); + + void setParticleScale(float scale); + void addParticleScalePoint(float scale, float t); + void removeParticleScalePoint(uint i); + + void setParticleColor(Color tint); + void addParticleColorPoint(Color tint, float t); + void removeParticleColorPoint(uint i); + + void setParticleTransparency(float transparency); + void addParticleTransparencyPoint(float transparency, float t); + void removeParticleTransparencyPoint(uint i); + + private: + friend class ParticleEmitter; + + /// + /// Particle system position. + /// + Math::Vector2<float> mPosition; + + /// + /// + /// + Particle* claim(); + + /// + /// + /// + void recycle(int i, Particle* p); + + /// + /// Particle system definition. + /// + ParticleSystemDef mDef; + + /// + /// Particle emitter. + /// + ParticleEmitter mEmitter; + + /// + /// Particle pool. + /// + ParticlePool mParticlePool; + + /// + /// Alive particles, that means these particles could join to the life cycle loop. + /// + std::vector<Particle*> mAliveParticles; + + }; + + } // namespace Particles + } // namespace Graphics +} // namespace JinEngine + +#endif
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