Adds missile-particle attribute to items and monster attacks

To use simply add something like: missile-particle="graphics/particles/arrow.particle.xml"
to the item's or monster's xml entry

This will only work on equipped weapons, and on specified monster attacks.
This patch also fixes a memory leak with target particles

1 files changed, 7 insertions, 0 deletions

diff --git a/src/particle.cpp b/src/particle.cpp
index 3f75943e..69a68efe 100644
--- a/src/particle.cpp
+++ b/src/particle.cpp
@@ -254,6 +254,13 @@ void Particle::moveTo(float x, float y)
     moveTo(Vector(x, y, mPos.z));
 }
 
+Particle *Particle::createChild()
+{
+    Particle *newParticle = new Particle(mMap);
+    mChildParticles.push_back(newParticle);
+    return newParticle;
+}
+
 Particle *Particle::addEffect(const std::string &particleEffectFile,
                               int pixelX, int pixelY, int rotation)
 {