make color changes of Emitter_Fountain slower, make speed of Emitter_Side configurable (with new constructor)

Author: fuse314

Emitter_Fountain.cpp

@@ -60,6 +60,6 @@ void Emitter_Fountain::emit(Particle_Abstract *particle, ParticleSysConfig *g)
         particle->vy = vy + random(var)-_hVar;
     }
     particle->ttl = random(minLife, maxLife);
-    particle->hue = counter%255;
+    particle->hue = (counter/2)%255;
     particle->isAlive = true;
 }

Emitter_Side.cpp

@@ -20,6 +20,14 @@ Emitter_Side::Emitter_Side(char side)
 {
     counter = 0;
     this->side = side;
+    this->minVelocity = 1;
+    this->maxVelocity = 4;
+}
+Emitter_Side::Emitter_Side(char side, uint8_t minVelocity, uint8_t maxVelocity) {
+    counter = 0;
+    this->side = side;
+    this->minVelocity = minVelocity;
+    this->maxVelocity = maxVelocity;
 }
 
 void Emitter_Side::emit(Particle_Abstract *particle, ParticleSysConfig *g)
@@ -31,24 +39,24 @@ void Emitter_Side::emit(Particle_Abstract *particle, ParticleSysConfig *g)
         particle->x = random(g->max_x);
         particle->y = g->max_y-g->res_y;
         particle->vx = 0;
-        particle->vy = random(-4,0);
+        particle->vy = random(-maxVelocity,(-minVelocity)+1);
         break;
     case 'r':
         particle->x = g->max_x-g->res_x;
         particle->y = random(g->max_y);
-        particle->vx = random(-4,0);
+        particle->vx = random(-maxVelocity,(-minVelocity)+1);
         particle->vy = 0;
         break;
     case 't':
         particle->x = random(g->max_x);
         particle->y = 1;
         particle->vx = 0;
-        particle->vy = random(1,5);
+        particle->vy = random(minVelocity,maxVelocity+1);
         break;
     case 'l':
         particle->x = 1;
         particle->y = random(g->max_y);
-        particle->vx = random(1,5);
+        particle->vx = random(minVelocity,maxVelocity+1);
         particle->vy = 0;
         break;
     }

Emitter_Side.h

@@ -23,8 +23,11 @@ class Emitter_Side : public Emitter_Abstract {
     static byte maxTtl;
     unsigned int counter;
     char side;
+    uint8_t minVelocity;
+    uint8_t maxVelocity;
 
     Emitter_Side(char side);
+    Emitter_Side(char side, uint8_t minVelocity, uint8_t maxVelocity);
     void emit(Particle_Abstract *particle, ParticleSysConfig *g);
 };