diff --git a/source/glest_game/graphics/particle_type.cpp b/source/glest_game/graphics/particle_type.cpp
index 14dac232..5519383d 100644
--- a/source/glest_game/graphics/particle_type.cpp
+++ b/source/glest_game/graphics/particle_type.cpp
@@ -244,6 +244,8 @@ ProjectileParticleSystem *ParticleSystemTypeProjectile::create() {
 	ps->setTrajectoryScale(trajectoryScale);
 	ps->setTrajectoryFrequency(trajectoryFrequency);
 
+	ps->initParticleSystem();
+
 	return ps;
 }
 
@@ -297,6 +299,8 @@ SplashParticleSystem *ParticleSystemTypeSplash::create(){
 	ps->setHorizontalSpreadA(horizontalSpreadA);
 	ps->setHorizontalSpreadB(horizontalSpreadB);
 
+	ps->initParticleSystem();
+
 	return ps;
 }
 
diff --git a/source/shared_lib/include/graphics/particle.h b/source/shared_lib/include/graphics/particle.h
index 01ed8b27..68a71a07 100644
--- a/source/shared_lib/include/graphics/particle.h
+++ b/source/shared_lib/include/graphics/particle.h
@@ -370,7 +370,7 @@ public:
 	void setPrimitive(Primitive primitive)		{this->primitive= primitive;}
 	
 	float getTween() { return tween; }  // 0.0 -> 1.0 for animation of model
-	virtual void initParticleSystem() {} // opportunity to do any initialisation when the system has been created and all settings set
+	virtual void initParticleSystem() {} // opportunity to do any initialization when the system has been created and all settings set
 
 	static Primitive strToPrimitive(const string &str);
 };
@@ -401,6 +401,8 @@ private:
 	Vec3f yVector;
 	Vec3f zVector;
 
+	float modelCycle;
+
 	Trajectory trajectory;
 	float trajectorySpeed;
 
@@ -424,6 +426,8 @@ public:
 	void setTrajectorySpeed(float trajectorySpeed)			{this->trajectorySpeed= trajectorySpeed;}
 	void setTrajectoryScale(float trajectoryScale)			{this->trajectoryScale= trajectoryScale;}
 	void setTrajectoryFrequency(float trajectoryFrequency)	{this->trajectoryFrequency= trajectoryFrequency;}
+
+	void setModelCycle(float modelCycle)         			{this->modelCycle= modelCycle;}
 	void setPath(Vec3f startPos, Vec3f endPos);
 
 	static Trajectory strToTrajectory(const string &str);
diff --git a/source/shared_lib/sources/graphics/interpolation.cpp b/source/shared_lib/sources/graphics/interpolation.cpp
index 603ee58b..24fe6272 100644
--- a/source/shared_lib/sources/graphics/interpolation.cpp
+++ b/source/shared_lib/sources/graphics/interpolation.cpp
@@ -73,6 +73,9 @@ void InterpolationData::update(float t, bool cycle){
 }
 
 void InterpolationData::updateVertices(float t, bool cycle) {
+	if(t <0.0f || t>1.0f) {
+		printf("ERROR t = [%f] for cycle [%d] f [%d] v [%d]\n",t,cycle,mesh->getFrameCount(),mesh->getVertexCount());
+	}
 	assert(t>=0.0f && t<=1.0f);
 
 	uint32 frameCount= mesh->getFrameCount();
diff --git a/source/shared_lib/sources/graphics/particle.cpp b/source/shared_lib/sources/graphics/particle.cpp
index eac0e079..5a5cace5 100644
--- a/source/shared_lib/sources/graphics/particle.cpp
+++ b/source/shared_lib/sources/graphics/particle.cpp
@@ -747,6 +747,7 @@ ProjectileParticleSystem::~ProjectileParticleSystem(){
 
 void ProjectileParticleSystem::link(SplashParticleSystem *particleSystem){
 	nextParticleSystem= particleSystem;
+	nextParticleSystem->setVisible(false);
 	nextParticleSystem->setState(sPause);
 	nextParticleSystem->prevParticleSystem= this;
 }
@@ -761,17 +762,30 @@ void ProjectileParticleSystem::update(){
 		Vec3f currentVector= flatPos - startPos;
 
 		// ratio
-		tween = clamp(currentVector.length() / targetVector.length(), 0.0f, 1.0f);
+		float t= clamp(currentVector.length() / targetVector.length(), 0.0f, 1.0f);
+
+		// animation?
+		if(modelCycle == 0.0f) {
+			tween= t;
+		}
+		else {
+		#ifdef USE_STREFLOP
+			tween= streflop::fmod(currentVector.length(), modelCycle);
+		#else
+			tween= fmod(currentVector.length(), modelCycle);
+		#endif
+			tween= clamp(tween / currentVector.length(), 0.0f, 1.0f);
+		}
 
 		// trajectory
-		switch(trajectory){
+		switch(trajectory) {
 			case tLinear: {
 				pos= flatPos;
 			}
 				break;
 
 			case tParabolic: {
-				float scaledT= 2.0f * (tween - 0.5f);
+				float scaledT= 2.0f * (t - 0.5f);
 				float paraboleY= (1.0f - scaledT * scaledT) * trajectoryScale;
 
 				pos= flatPos;
@@ -808,6 +822,7 @@ void ProjectileParticleSystem::update(){
 			}
 
 			if(nextParticleSystem != NULL){
+				nextParticleSystem->setVisible(true);
 				nextParticleSystem->setState(sPlay);
 				nextParticleSystem->setPos(endPos);
 			}
@@ -917,7 +932,7 @@ void SplashParticleSystem::initParticleSystem() {
 	startEmissionRate = emissionRate;
 }
 
-void SplashParticleSystem::update(){
+void SplashParticleSystem::update() {
 	ParticleSystem::update();
 	if(state != sPause) {
 		emissionRate-= emissionRateFade;