Changeset 4437 in orxonox.OLD for orxonox/trunk

Timestamp:

Jun 1, 2005, 5:24:24 PM (20 years ago)

Author:

bensch

Message:

orxonox/trunk: ParticleEmitter now loadable

Location:

orxonox/trunk/src/lib/particles

Files:

• particle_emitter.cc (modified) (4 diffs)
• particle_emitter.h (modified) (3 diffs)

orxonox/trunk/src/lib/particles/particle_emitter.cc

@@ -21 +21 @@
 #include "particle_engine.h"
 
+#include "load_param.h"
 #include "debug.h"
 #include "stdlibincl.h"
@@ -33 +34 @@
                   float velocity)
 {
+}
+
+ParticleEmitter::ParticleEmitter(const TiXmlElement* root)
+{
    this->setClassID(CL_PARTICLE_EMITTER, "ParticleEmitter");
 
-   this->type = EMITTER_DOT;
-   this->emitterSize = 1.0;
-   this->direction = direction;
-   this->setSpread(angle);
-   this->setEmissionRate(emissionRate);
-   this->setEmissionVelocity(velocity);
-
    this->saveTime = 0.0;
 
+   if (root)
+     this->loadParams(root);
+
    ParticleEngine::getInstance()->addEmitter(this);
 }
 
-
-
 /**
    \brief standard destructor
@@ -58 +57 @@
 }
 
+void ParticleEmitter::loadParams(const TiXmlElement* root)
+{
+  static_cast<PNode*>(this)->loadParams(root);
+
+  LoadParam<ParticleEmitter>(root, "type", this, &ParticleEmitter::setType)
+    .describe("What type of emitter is this [dot, plane, cube, sphere].");
+
+  LoadParam<ParticleEmitter>(root, "size", this, &ParticleEmitter::setSize)
+    .describe("How big the emitter is (no effect on dot-emitters)");
+
+  LoadParam<ParticleEmitter>(root, "rate", this, &ParticleEmitter::setEmissionRate)
+    .describe("How many particles should be emittet from this emitter");
+
+  LoadParam<ParticleEmitter>(root, "emission-velocity", this, &ParticleEmitter::setEmissionVelocity)
+    .describe("How fast the particles are emittet (their initial speed)");
+  
+  LoadParam<ParticleEmitter>(root, "spread", this, &ParticleEmitter::setSpread)
+    .describe("The angle the particles are emitted from (angle, deviation)");
+
+}
 
 /**
@@ -82 +101 @@
   this->type = type;
 }
+
+/**
+   \param the type of emitter
+*/
+void ParticleEmitter::setType(const char* type)
+{
+  if (!strcmp(type, "plane"))
+    this->type = EMITTER_PLANE;
+  else if (!strcmp(type, "cube"))
+    this->type = EMITTER_CUBE;
+  else if (!strcmp(type, "sphere"))
+    this->type = EMITTER_SPHERE;
+  else
+    this->type = EMITTER_DOT;
+}
+
 
 void ParticleEmitter::setSize(float emitterSize)

orxonox/trunk/src/lib/particles/particle_emitter.h

@@ -12 +12 @@
 struct Particle;
 class ParticleSystem;
+class TiXmlElement;
 
 //! The form of the Emitter to emit from
@@ -25 +26 @@
   ParticleEmitter(const Vector& direction, float angle = .5,
                   float emissionRate = 1.0, float velocity = 1.0);
+  ParticleEmitter(const TiXmlElement* root);
   virtual ~ParticleEmitter(void);
+  
+  void loadParams(const TiXmlElement* root);
 
   /* controlling the emitter: interface */
@@ -34 +38 @@
   /* 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);