Changeset 6822 in orxonox.OLD for trunk/src/lib/particles/dot_emitter.h

Timestamp:

Jan 29, 2006, 1:57:03 AM (19 years ago)

Author:

bensch

Message:

trunk: ParticleEmitters now splitted into SubClasses.
Also fixed a little Boeg in the ClassID

File:

• trunk/src/lib/particles/dot_emitter.h (copied) (copied from trunk/src/lib/particles/particle_emitter.h) (1 diff)

trunk/src/lib/particles/dot_emitter.h

@@ -1 +1 @@
 /*!
- * @file particle_emitter.h
-  *  Definition of a ParticleEmitter
-*/
+ * @file dot_emitter.h
+ *  Definition of a DotEmitter
+ */
 
-#ifndef _PARTICLE_EMITTER_H
-#define _PARTICLE_EMITTER_H
+#ifndef _DOT_EMITTER_H
+#define _DOT_EMITTER_H
 
-#include "p_node.h"
-
-// FORWARD DECLARATION
-class ParticleSystem;
-class TiXmlElement;
+#include "particle_emitter.h"
 
 // Default values
-#define PARTICLE_EMITTER_DEFAULT_SIZE              1.0
-#define PARTICLE_EMITTER_DEFAULT_EMISSION_RATE     50
-#define PARTICLE_EMITTER_DEFAULT_TYPE              EMITTER_DOT
-#define PARTICLE_EMITTER_DEFAULT_INHERIT_SPEED     0.0
-#define PARTICLE_EMITTER_DEFAULT_SPREAD            M_PI
-
-//! The form of the Emitter to emit from
-typedef enum EMITTER_TYPE
-{
-  EMITTER_DOT     = 1,
-  EMITTER_PLANE   = 2,
-  EMITTER_SPHERE  = 4,
-  EMITTER_CUBE    = 8
-};
+#define DOT_EMITTER_DEFAULT_SIZE              1.0
 
 //! A class to handle an Emitter.
-class ParticleEmitter : public PNode
+class DotEmitter : public ParticleEmitter
 {
   friend class ParticleSystem;
 public:
-  ParticleEmitter(const Vector& direction, float angle = .5,
-                  float emissionRate = 1.0, float velocity = 1.0);
-  ParticleEmitter(const TiXmlElement* root);
-  virtual ~ParticleEmitter();
+  DotEmitter(const Vector& direction, float angle = .5,
+             float emissionRate = 1.0, float velocity = 1.0);
+  DotEmitter(const TiXmlElement* root);
+  virtual ~DotEmitter();
 
-  void init();
-  virtual void loadParams(const TiXmlElement* root);
 
   /* controlling the emitter: interface */
-  void start();
-  void stop();
   void tick(float dt);
 
-  void setSystem(ParticleSystem* system);
-  ParticleSystem* getSystem() const { return this->system; };
-
-  /* controlling the behavour: these can be used as Animation interfaces */
-  void setType(EMITTER_TYPE type);
-  void setType(const char* type);
-  void setSize(float emitterSize);
-  void setEmissionRate(float emissionRate);
-  void setInheritSpeed(float value);
-  void setSpread(float angle, float randomAngle = 0.0);
-  void setEmissionVelocity(float velocity, float randomVelocity = 0.0);
-  void setEmissionMomentum(float momentum, float randomMomentum = 0.0);
-
-  void setDirection(float x, float y, float z) { this->direction = Vector(x,y,z); }
-  ; //!< todo this should be done via PNODE
-
-  /** @returns the type of the emitter */
-  inline EMITTER_TYPE getType() const { return this->type; };
-  /** @returns the Type as a const char * */
-  const char* getTypeC() const;
-  /** @returns the Size of the emitter */
-  inline float getSize() const { return this->emitterSize; };
-  /** @returns the emissionRate */
-  inline float getEmissionRate() const { return this->emissionRate; };
-  /** @returns the inherit-speed-factor */
-  inline float getInheritSpeed() const { return this->inheritSpeed; };
-  /** @returns the SpreadAngle of the emitter */
-  inline float getSpread() const { return this->angle; };
-  /** @returns the EmissionVelocity of the emitter */
-  inline float getEmissionVelocity() const { return this->velocity; };
-  /** @returns the EmissionMomentum of this emitter */
-  inline float getEmissionMomentum() const { return this->momentum; };
-
-  void debug() const;
-
+  virtual void emitParticles(unsigned int count) const;
 
 private:
-  ParticleSystem* system;            //!< The ParticleSystem this Emitter Emits into.
+  void init();
 
-  EMITTER_TYPE    type;              //!< The type of emitter this is.
-  float           emitterSize;       //!< The size of the emitter (not for EMITTER_DOT).
-  float           inheritSpeed;      //!< How much speed the particle inherits from the Emitters speed.
-  Vector          direction;         //!< emition direction.
-  float           angle;             //!< max angle from the direction of the emitter
-  float           randomAngle;       //!< random emission angle (angle +- angleRandom is the emitted angle.
-  float           emissionRate;      //!< amount of particles per seconds emitted by emitter.
-  float           velocity;          //!< the initial speed of a Particles.
-  float           randomVelocity;    //!< the random variation from the initial Speed.
-  float           momentum;          //!< The Initial spped of the Rotation.
-  float           momentumRandom;    //!< The random variation of the Momentum.
+private:
+  Vector          emitterSize;       //!< The size of the emitter (not for EMITTER_DOT).
 
-  float           saveTime;          //!< The time that was missing by the last Tick (otherwise there would be no emission when framefate is too big).
 };
 
-#endif /* _PARTICLE_EMITTER_H */
+#endif /* _DOT_EMITTER_H */